acf

plugins/system/nrframework/fields/acymailing.php

@@ -0,0 +1,113 @@
+<?php
+
+/**
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+*/
+
+// No direct access to this file
+defined('_JEXEC') or die;
+
+use Joomla\CMS\Form\Field\GroupedlistField;
+use Joomla\CMS\HTML\HTMLHelper;
+use NRFramework\Extension;
+
+class JFormFieldAcymailing extends GroupedlistField
+{
+	/**
+	 * Method to get the field option groups.
+	 *
+	 * @return  array  The field option objects as a nested array in groups.
+	 *
+	 * @since   1.6
+	 */
+    public function getGroups()
+    {
+        $groups = [];
+        $lists  = [];
+
+        if ($acymailing_5_is_installed = Extension::isInstalled('com_acymailing'))
+        {
+            $lists['5'] = $this->getAcym5Lists();
+        }
+
+        if ($acymailing_6_is_installed = Extension::isInstalled('com_acym'))
+        {
+            $lists['6'] = $this->getAcym6Lists();
+        }
+
+        foreach ($lists as $group_key => $group)
+        {
+            if (!is_array($group))
+            {
+                continue;
+            }
+
+            foreach ($group as $list)
+            {
+                $groupLabel = 'AcyMailing ' . ($group_key == '5' ? $group_key : '');
+                $groups[$groupLabel][] = HTMLHelper::_('select.option', $list->id, $list->name);
+            }
+        }
+
+        return $groups;
+    }
+
+    /**
+     *  Get AcyMailing 6 lists
+     *
+     *  @return  mixed   Array on success, null on failure
+     */
+    private function getAcym6Lists()
+    {
+        if (!@include_once(JPATH_ADMINISTRATOR . '/components/com_acym/helpers/helper.php'))
+        {
+            return;
+        }
+
+        $lists = acym_get('class.list')->getAll();
+
+        if (!is_array($lists))
+        {
+            return;
+        }
+
+        // Add 6: prefix to each list id.
+        foreach ($lists as $key => &$list)
+        {
+            $list->id = '6:' . $list->id;
+        }
+
+        return $lists;
+    }
+
+    /**
+     *  Get AcyMailing 5 lists
+     *
+     *  @return  mixed   Array on success, null on failure
+     */
+    private function getAcym5Lists()
+    {
+        if (!@include_once(JPATH_ADMINISTRATOR . '/components/com_acymailing/helpers/helper.php'))
+        {
+            return;
+        }
+         
+        $lists = acymailing_get('class.list')->getLists();
+
+        if (!is_array($lists))
+        {
+            return;
+        }
+
+        // The getGroups method expects the id property
+        foreach ($lists as $key => $list)
+        {
+            $list->id = $list->listid;
+        }
+
+        return $lists;
+    }
+}

plugins/system/nrframework/fields/ajaxify.php

@@ -0,0 +1,213 @@
+<?php
+
+/**
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+*/
+
+// No direct access to this file
+defined('_JEXEC') or die;
+
+use Joomla\CMS\Form\Field\ListField;
+use Joomla\CMS\Language\Text;
+use Joomla\Filesystem\File;
+use Joomla\CMS\Session\Session;
+use Joomla\Registry\Registry;
+use Joomla\CMS\Uri\Uri;
+use NRFramework\HTML;
+
+/*
+ * Creates an AJAX-based dropdown
+ * https://select2.org/
+ */
+abstract class JFormFieldAjaxify extends ListField
+{
+    /**
+     * Textbox placeholder
+     *
+     * @var string
+     */
+    protected $placeholder = 'Select Items';
+
+    /**
+     * AJAX rows limit
+     *
+     * @var int
+     */
+    protected $limit = 50;
+
+    /**
+     * List of options.
+     * 
+     * @var Registry
+     */
+    protected $options;
+
+    /**
+     * Current page
+     * 
+     * @var int
+     */
+    protected $page;
+
+    /**
+     * Search term
+     * 
+     * @var string
+     */
+    protected $search_term;
+
+    /**
+     *  Method to render the input field
+     *
+     *  @return  string
+     */
+    protected function getInput()
+    {   
+        if ($this->value && is_string($this->value))
+        {
+            $this->value = \NRFramework\Functions::makeArray($this->value);
+        }
+
+        $isSingle = !isset($this->element['multiple']) || $this->element['multiple'] == 'false';
+        $placeholder = (string) $this->element['placeholder'];
+        $this->placeholder = empty($placeholder) ? $this->placeholder : $placeholder;
+
+        $searchPlaceholder = isset($this->element['searchPlaceholder']) ? (string) $this->element['searchPlaceholder'] : false;
+
+        HTML::stylesheet('plg_system_nrframework/select2.css');
+        HTML::script('plg_system_nrframework/vendor/select2.min.js');
+        HTML::script('plg_system_nrframework/ajaxify.js');
+
+        if (!defined('isJ4'))
+        {
+            $this->class .= ' input-xxlarge select2 tf-select-ajaxify';
+        }
+
+        return '<div class="tf-ajaxify-wrapper" data-single-value="' . var_export($isSingle, true) . '" data-search-placeholder="' . Text::_($searchPlaceholder) . '" data-placeholder="' . htmlspecialchars(Text::_($this->placeholder)) . '" data-ajax-endpoint="' . $this->getAjaxEndpoint() . '">' . parent::getInput() . '</div>';
+    }
+
+    protected function getAjaxEndpoint()
+    {
+        $reflector = new ReflectionClass($this);
+        $filename = $reflector->getFileName();
+        $file = File::stripExt(basename($filename));
+
+        $token = Session::getFormToken();
+
+        $field_attributes = (array) $this->element->attributes();
+
+        $data = [
+            'task'  => 'include',
+            'file'  => $file,
+            'path'  => 'plugins/system/nrframework/fields/',
+            'class' => get_called_class(),
+            $token  => 1,
+            'field_attributes' => $field_attributes['@attributes']
+        ];
+
+        return URI::base() . '?option=com_ajax&format=raw&plugin=nrframework&' . http_build_query($data);
+    }
+
+    /**
+     * Method to get the data to be passed to the layout for rendering.
+     *
+     * @return  array
+     */
+    protected function getLayoutData()
+    {
+        $data = parent::getLayoutData();
+
+        $extraData = [
+            'class' => 'input-xxlarge select2 tf-select-ajaxify'
+        ];
+
+        return array_merge($data, $extraData);
+    }
+
+    /**
+     * Returns data object used by the AJAX request
+     *
+     * @param   array    $options
+     *
+     * @return  array
+     */
+    public function onAjax($options)
+    {
+        $this->options = new Registry($options);
+
+        // Reinitialize Field
+        $this->element = (array) $this->options->get('field_attributes');
+        $this->init();
+
+        $this->limit       = $this->options->get('limit', $this->limit);
+        $this->page        = $this->options->get('page', 1);
+        $this->search_term = $this->options->get('term');
+
+        $rows = $this->getItems();
+
+        $hasMoreRecords = false;
+
+        if ($this->limit > 0)
+        {
+            $total = $this->getItemsTotal();
+            $hasMoreRecords = ($this->page * $this->limit) < $total;
+        }
+
+        $data = [
+            'results' => $rows,
+            'pagination' => ['more' => $hasMoreRecords]
+        ];
+
+        echo json_encode($data);
+    }
+
+    /**
+     * Load selected options
+     *
+     * @return void
+     */
+    protected function getOptions()
+    {
+        $options = $this->value;
+
+        if (empty($options))
+        {
+            return;
+        }
+        
+        // In case the value is previously saved in a comma separated format.
+        if (!is_array($options))
+        {
+            $options = explode(',', $options);
+        }
+
+        if (!method_exists($this, 'validateOptions'))
+        {
+            return $options;
+        }
+
+        // Remove empty and null items
+        $options = array_filter($options);
+
+        try
+        {
+            return $this->validateOptions($options);
+        }
+        catch (Exception $e)
+        {
+            echo $e->getMessage();
+        }
+    }
+
+    /**
+     * This method is called by the onAjax method and must return an array of arrays
+     *
+     * @return void
+     */
+    abstract protected function getItems();
+
+    abstract protected function getItemsTotal();
+}

plugins/system/nrframework/fields/akeebasubs.php

@@ -0,0 +1,68 @@
+<?php
+
+/**
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+*/
+
+// No direct access to this file
+// 
+defined('_JEXEC') or die;
+
+use Joomla\CMS\Form\Field\ListField;
+use Joomla\CMS\HTML\HTMLHelper;
+use Joomla\CMS\Factory;
+
+class JFormFieldAkeebaSubs extends ListField
+{
+    /**
+     * Method to get a list of options for a list input.
+     *
+     * @return  array  An array of options.
+     */
+    protected function getOptions() 
+    {
+        if (!NRFramework\Extension::isInstalled('akeebasubs'))
+        {
+            return;
+        }
+
+        $lists = $this->getLevels();
+
+        if (!count($lists))
+        {
+            return;
+        }
+
+        $options = array();
+
+        foreach ($lists as $option)
+        {
+            $options[] = HTMLHelper::_('select.option', $option->id, $option->name);
+        }
+
+        return array_merge(parent::getOptions(), $options);
+    }
+
+    /**
+     *  Retrieve all Akeeba Subscription Levels
+     *
+     *  @return  array  Subscription Levels
+     */
+    private function getLevels()
+    {
+        // Get a db connection.
+        $db = Factory::getDbo();
+        
+        $query = $db->getQuery(true)
+            ->select('l.akeebasubs_level_id as id, l.title AS name, l.enabled as published')
+            ->from('#__akeebasubs_levels AS l')
+            ->where('l.enabled > -1')
+            ->order('l.title, l.akeebasubs_level_id');
+        $db->setQuery($query);
+        
+        return $db->loadObjectList();
+    }
+}

plugins/system/nrframework/fields/assignmentselection.php

@@ -0,0 +1,67 @@
+<?php
+
+/**
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+*/
+
+defined('JPATH_PLATFORM') or die;
+
+use Joomla\CMS\Form\Field\ListField;
+use Joomla\CMS\HTML\HTMLHelper;
+use Joomla\CMS\Language\Text;
+use NRFramework\HTML;
+
+class JFormFieldAssignmentSelection extends ListField
+{
+	/**
+	 *  Assignment options
+	 *
+	 *  @var  array
+	 */
+    protected $options = array(
+        0 => 'JDISABLED',
+        1 => 'NR_INCLUDE',
+        2 => 'NR_EXCLUDE'
+    );
+
+    /**
+     *  Return options list to field
+     *
+     *  @return  array
+     */
+    protected function getOptions()
+    {
+        foreach ($this->options as $key => $value)
+        {
+            $options[] = HTMLHelper::_('select.option', $key, Text::_($value));
+        }
+
+        return array_merge(parent::getOptions(), $options);
+    }
+
+    /**
+     *  Setup field with predefined classes and load its media files
+     *
+     *  @param   SimpleXMLElement  $element  
+     *  @param   String            $value   
+     *  @param   String            $group    
+     *
+     *  @return  SimpleXMLElement                    
+     */
+    public function setup(SimpleXMLElement $element, $value, $group = NULL)
+    {
+        $return = parent::setup($element, $value, $group);
+
+        HTMLHelper::_('jquery.framework');
+
+		HTML::script('plg_system_nrframework/assignmentselection.js');
+		HTML::stylesheet('plg_system_nrframework/assignmentselection.css');
+
+        $this->class = 'assignmentselection chzn-color-state';
+
+        return $return;
+    }
+}

plugins/system/nrframework/fields/block.php

@@ -0,0 +1,90 @@
+<?php
+
+/**
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+*/
+
+// No direct access to this file
+defined('_JEXEC') or die;
+
+use Joomla\CMS\HTML\HTMLHelper;
+
+require_once dirname(__DIR__) . '/helpers/field.php';
+
+###### Note ######
+# This field is deprecated. Use NR_Well instead
+###### Note ######
+
+class JFormFieldNR_Block extends NRFormField
+{
+    /**
+     * The field type.
+     *
+     * @var         string
+     */
+    public $type = 'nr_block';
+
+    protected function getLabel()
+    {
+        return '';
+    }
+
+    /**
+     *  Method to render the input field
+     *
+     *  @return  string  
+     */
+    protected function getInput()
+    {
+        HTMLHelper::stylesheet('plg_system_nrframework/fields.css', false, true);
+
+        $title       = $this->get('label');
+        $description = $this->get('description');
+        $class       = $this->get('class');
+        $showclose   = $this->get('showclose', 0);
+        $start       = $this->get('start', 0);
+        $end         = $this->get('end', 0);
+        $info        = $this->get("html", null);
+
+        if ($info)
+        {
+            $info = str_replace("{{", "<", $info);
+            $info = str_replace("}}", ">", $info);       
+        }
+
+        $html = array();
+
+        if ($start || !$end)
+        {
+            $html[] = '</div>';
+
+            if (strpos($class, 'alert') !== false)
+            {
+                $html[] = '<div class="alert ' . $class . '">';
+            }
+            else
+            {
+                $html[] = '<div class="well nr-well' . $class . '">';
+            }
+            if ($title)
+            {
+                $html[] = '<h4>' . $this->prepareText($title) . '</h4>';
+            }
+            if ($description)
+            {
+                $html[] = '<div class="well-desc">' . $this->prepareText($description) . $info . '</div>';
+            }
+            $html[] = '<div><div>';
+        }
+
+        if (!$start && !$end)
+        {
+            $html[] = '</div>';
+        }
+
+        return '</div>' . implode('', $html);
+    }
+}

plugins/system/nrframework/fields/comparator.php

@@ -0,0 +1,69 @@
+<?php
+/**
+ * @author          Tassos.gr <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+ */
+
+defined('_JEXEC') or die('Restricted access');
+
+use Joomla\CMS\Form\Field\ListField;
+use Joomla\CMS\Language\Text;
+
+class JFormFieldComparator extends ListField
+{
+    private $defaults = [
+        'includes' => 'NR_IS',
+        'not_includes' => 'NR_IS_NOT'
+    ];
+
+    /**
+	 * Method to get the field input markup for a generic list.
+	 * Use the multiple attribute to enable multiselect.
+	 *
+	 * @return  string  The field input markup.
+	 */
+	protected function getInput()
+	{
+        $this->required = true;
+        $this->class .= ' comparator';
+
+        return parent::getInput();
+    }
+
+    /**
+     * Return the label.
+     * 
+     * @return  string
+     */
+    protected function getLabel()
+    {
+        if (!isset($this->element['label']))
+        {
+            return Text::_('NR_MATCH');
+        }
+
+        return parent::getLabel();
+    }
+
+    /**
+     * Return the options.
+     * 
+     * @return  string
+     */
+    protected function getOptions()
+    {
+        if (!$options = parent::getOptions())
+        {
+            $options = $this->defaults;
+
+            foreach ($options as $key => &$value)
+            {
+                $value = Text::_($value);
+            }
+        }
+
+        return $options;
+    }
+}

plugins/system/nrframework/fields/componentitems.php

@@ -0,0 +1,229 @@
+<?php
+
+/**
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+*/
+
+// No direct access to this file
+defined('_JEXEC') or die;
+
+use Joomla\CMS\Factory;
+use Joomla\Registry\Registry;
+
+require_once __DIR__ . '/ajaxify.php';
+
+/*
+ * Creates an AJAX-based dropdown
+ * https://select2.org/
+ */
+class JFormFieldComponentItems extends JFormFieldAjaxify
+{
+    /**
+     * Single items table name
+     *
+     * @var string
+     */
+    protected $table = 'content';
+
+    /**
+     * Primary key column of the single items table
+     *
+     * @var string
+     */
+    protected $column_id = 'id';
+
+    /**
+     * The title column of the single items table
+     *
+     * @var string
+     */
+    protected $column_title = 'title';
+
+    /**
+     * The state column of the single items table
+     *
+     * @var string
+     */
+    protected $column_state = 'state';
+
+    /**
+     * Pass extra where SQL statement
+     *
+     * @var string
+     */
+    protected $where;
+
+    /**
+     * Pass extra join SQL statement
+     *
+     * @var string
+     */
+    protected $join;
+
+    /**
+     * Pass extra group SQL statement
+     *
+     * @var string
+     */
+    protected $query_group;
+
+    /**
+     * The Joomla database object
+     *
+     * @var object
+     */
+    protected $db;
+
+	/**
+	 * Method to attach a JForm object to the field.
+	 *
+	 * @param   SimpleXMLElement  $element  The SimpleXMLElement object representing the `<field>` tag for the form field object.
+	 * @param   mixed             $value    The form field value to validate.
+	 * @param   string            $group    The field name group control value. This acts as an array container for the field.
+	 *                                      For example if the field has name="foo" and the group value is set to "bar" then the
+	 *                                      full field name would end up being "bar[foo]".
+	 *
+	 * @return  boolean  True on success.
+	 *
+	 * @since   3.2
+	 */
+    public function setup(SimpleXMLElement $element, $value, $group = null)
+    {
+		if ($return = parent::setup($element, $value, $group))
+		{
+            $this->init();
+        }
+        
+		return $return;
+    }
+
+    public function init()
+    {
+        $this->table = isset($this->element['table']) ? (string) $this->element['table'] : $this->table;
+
+        $this->column_id = isset($this->element['column_id']) ? (string) $this->element['column_id'] : $this->column_id;
+        $this->column_id = $this->prefix($this->column_id);
+
+        $this->column_title = isset($this->element['column_title']) ? (string) $this->element['column_title'] : $this->column_title;
+        $this->column_title = $this->prefix($this->column_title);
+
+        $this->column_state = isset($this->element['column_state']) ? (string) $this->element['column_state'] : $this->column_state;
+        $this->column_state = $this->prefix($this->column_state);
+
+        $this->where = isset($this->element['where']) ? (string) $this->element['where'] : null;
+        $this->join = isset($this->element['join']) ? (string) $this->element['join'] : null;
+        $this->query_group = isset($this->element['group']) ? (string) $this->element['group'] : null;
+
+        if (!isset($this->element['placeholder']) && isset($this->element['description']))
+        {
+            $this->placeholder = (string) $this->element['description'];
+        }
+
+        // Initialize database Object
+        $this->db = Factory::getDbo();
+    }
+
+    private function prefix($string)
+    {
+        if (strpos($string, '.') === false)
+        {
+            $string = 'i.' . $string;
+        }
+
+        return $string;
+    }
+
+    protected function getTemplateResult()
+    {
+        return '<span class="row-text">\' + state.text + \'</span><span style="float:right; opacity:.7">\' + state.id + \'</span>';
+    }
+
+    protected function getItemsQuery()
+    {
+        $db = $this->db;
+
+        $query = $this->getQuery()
+            ->order($db->quoteName($this->column_id) . ' DESC');
+
+        if ($this->limit > 0)
+        {
+            // Joomla uses offset
+            $page = $this->page - 1;
+
+            $query->setLimit($this->limit, $page * $this->limit);
+        }
+
+        return $query;
+    }
+
+    protected function getItems()
+    {
+        $db = $this->db;
+
+        $db->setQuery($this->getItemsQuery());
+        
+		return $db->loadObjectList();
+    }
+
+    protected function getItemsTotal()
+    {
+        $db = $this->db;
+
+        $query = $this->getQuery()
+            ->clear('select')
+            ->select('count(*)');
+        $db->setQuery($query);
+
+		return (int) $db->loadResult();
+    }
+
+    protected function getQuery()
+    {
+        $db = $this->db;
+
+        $query = $db->getQuery(true)
+            ->select([
+                $db->quoteName($this->column_id, 'id'),
+                $db->quoteName($this->column_title, 'text'),
+                $db->quoteName($this->column_state, 'state')
+            ])
+            ->from($db->quoteName('#__' . $this->table, 'i'));
+
+        if (!empty($this->search_term))
+        {
+            $query->where($db->quoteName($this->column_title) . ' LIKE ' . $db->quote('%' . $this->search_term . '%'));
+        }
+
+        if ($this->join)
+        {
+            $query->join('INNER', $this->join);
+        }
+
+        if ($this->where)
+        {
+            $query->where($this->where);
+        }
+
+        if ($this->query_group)
+        {
+            $query->group($this->query_group);
+        }
+
+        return $query;
+    }
+
+    protected function validateOptions($options)
+    {
+        $db = $this->db;
+
+        $query = $this->getQuery()
+            ->where($db->quoteName($this->column_id) . ' IN (' . implode(',', $options) . ')');
+       
+        $db->setQuery($query);
+
+        return $db->loadAssocList('id', 'text');
+    }
+}

plugins/system/nrframework/fields/conditionbuilder.php

@@ -0,0 +1,87 @@
+<?php
+
+/**
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+*/
+
+// No direct access to this file
+defined('_JEXEC') or die;
+
+use Joomla\CMS\Form\Field\HiddenField;
+use Joomla\CMS\HTML\HTMLHelper;
+use Joomla\CMS\Language\Text;
+use Joomla\CMS\Factory;
+use NRFramework\Conditions\ConditionBuilder;
+use NRFramework\Extension;
+
+class JFormFieldConditionBuilder extends HiddenField
+{
+    /**
+     *  Method to render the input field
+     *
+     *  @return  string
+     */
+    protected function getInput()
+    {
+       // Condition Builder relies on com_ajax for AJAX requests.
+       if (!Extension::componentIsEnabled('ajax'))
+       {
+           \Factory::getApplication()->enqueueMessage(Text::_('AJAX Component is not enabled.'), 'error');
+           return;
+       }
+
+        // This is required on views we don't control such as the Fields or the Modules view page.
+        HTMLHelper::_('formbehavior.chosen', '.hasChosen');
+
+        HTMLHelper::stylesheet('plg_system_nrframework/fields.css', ['relative' => true, 'version' => 'auto']);
+        HTMLHelper::stylesheet('plg_system_nrframework/joomla' . (defined('nrJ4') ? '4' : '3') . '.css', ['relative' => true, 'version' => 'auto']);
+
+        Text::script('NR_CB_SELECT_CONDITION_GET_STARTED');
+        Text::script('NR_ARE_YOU_SURE_YOU_WANT_TO_DELETE_THIS_ITEM');
+
+        // Value must be always be a JSON string.
+        if (is_array($this->value))
+        {
+            $this->value = json_encode($this->value);
+        }
+
+        $style = '';
+
+        if ($max_width = (string) $this->element['max_width'])
+        {
+            $style = ' style="max-width:' . $max_width . ';"';
+        }
+
+        $payload = [
+            'include_rules' => isset($this->getOptions()['include_rules']) ? ConditionBuilder::prepareXmlRulesList($this->getOptions()['include_rules']) : '',
+            'exclude_rules' => isset($this->getOptions()['exclude_rules']) ? ConditionBuilder::prepareXmlRulesList($this->getOptions()['exclude_rules']) : '',
+            'exclude_rules_pro' => isset($this->getOptions()['exclude_rules_pro']) && $this->getOptions()['exclude_rules_pro'] === 'true',
+            'geo_modal' => ConditionBuilder::getGeoModal() // Out of context
+        ];
+
+        return '
+            <div class="cb-wrapper"' . $style . '>
+                ' . parent::getInput() . ConditionBuilder::getLayout('conditionbuilder', $payload) . '
+            </div>
+        ';
+    }
+
+    /**
+     * Returns the field options.
+     * 
+     * @return  array
+     */
+    protected function getOptions()
+    {
+        $options = [
+            'include_rules' => (string) $this->element['include_rules'],
+            'exclude_rules' => (string) $this->element['exclude_rules'],
+            'exclude_rules_pro' => (string) $this->element['exclude_rules_pro']
+        ];
+        
+        return $options;
+    }
+}

plugins/system/nrframework/fields/content.php

@@ -0,0 +1,75 @@
+<?php 
+
+/**
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+*/
+
+defined('_JEXEC') or die;
+
+use Joomla\CMS\HTML\HTMLHelper;
+use Joomla\CMS\Language\Text;
+
+require_once dirname(__DIR__) . '/helpers/groupfield.php';
+
+class JFormFieldNR_Content extends NRFormGroupField
+{
+	public $type = 'Content';
+
+	public function getCategories()
+	{
+		$extension = isset($this->element['extension']) ? (string) $this->element['extension'] : 'com_content';
+
+		$query = $this->db->getQuery(true)
+			->select('COUNT(c.id)')
+			->from('#__categories AS c')
+			->where('c.extension = ' . $this->db->quote($extension))
+			->where('c.parent_id > 0')
+			->where('c.published > -1');
+		$this->db->setQuery($query);
+		$total = $this->db->loadResult();
+
+		$options = array();
+		if ($this->get('show_ignore'))
+		{
+			if (in_array('-1', $this->value))
+			{
+				$this->value = array('-1');
+			}
+			$options[] = HTMLHelper::_('select.option', '-1', '- ' . Text::_('NR_IGNORE') . ' -', 'value', 'text', 0);
+			$options[] = HTMLHelper::_('select.option', '-', '&nbsp;', 'value', 'text', 1);
+		}
+
+		$query->clear('select')
+			->select('c.id, c.title as name, c.level, c.published, c.language')
+			->order('c.lft');
+
+		$this->db->setQuery($query);
+		$list = $this->db->loadObjectList();
+
+		$options = array_merge($options, $this->getOptionsByList($list, array('language'), -1));
+
+		return $options;
+	}
+
+	public function getItems()
+	{
+		$query = $this->db->getQuery(true)
+			->select('COUNT(i.id)')
+			->from('#__content AS i')
+			->where('i.access > -1');
+		$this->db->setQuery($query);
+		$total = $this->db->loadResult();
+
+		$query->clear('select')
+			->select('i.id, i.title as name, i.language, c.title as cat, i.access as published')
+			->join('LEFT', '#__categories AS c ON c.id = i.catid')
+			->order('i.title, i.ordering, i.id');
+		$this->db->setQuery($query);
+		$list = $this->db->loadObjectList();
+
+		return $this->getOptionsByList($list, array('language', 'cat', 'id'));
+	}
+}

plugins/system/nrframework/fields/cssselector.php

@@ -0,0 +1,88 @@
+<?php
+
+/**
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+*/
+
+defined('_JEXEC') or die;
+
+use Joomla\CMS\Form\FormField;
+use Joomla\CMS\Factory;
+
+class JFormFieldCSSSelector extends FormField
+{
+	/**
+     * Render the Opening Hours
+     * 
+     * @return string
+     */
+    protected function getInput()
+    {
+        $isNew = $this->form->getData()->get('id') == 0;
+
+        if (is_string($this->value))
+        {
+            $this->value = json_decode($this->value, true);
+        }
+
+        $elName = (string) $this->element['name'];
+        $groups = explode('.', $this->group);
+        $groups[] = $elName;
+
+        $xml = array_map(function($group) {
+            return '<fields name="' . $group . '">';
+        }, $groups);
+
+        $xml = implode(' ', $xml);
+
+        $fieldsetUniqueName = $this->group . $elName;
+
+        $xml .= '
+            <fieldset name="' . $fieldsetUniqueName . '">
+                <field name="selector" type="text" 
+                    hiddenLabel="true"
+                    filter="raw"
+                    hint="NR_CSS_SELECTOR_ENTER"
+                    default="' . ($isNew && isset($this->value['selector']) ? $this->value['selector'] : '') .'"
+                />
+                <field name="task" type="list" 
+                    hiddenLabel="true"
+                    default="' . ($isNew && isset($this->value['task']) ? $this->value['task'] : 'text') .'">
+                    <option value="text">NR_CSS_SELECTOR_TEXT</option>
+                    <option value="html">NR_CSS_SELECTOR_HTML</option>
+                    <option value="innerhtml">NR_CSS_SELECTOR_INNER_HTML</option>
+                    <option value="attr">NR_CSS_SELECTOR_ATTR</option>
+                    <option value="count">NR_CSS_SELECTOR_TOTAL</option>
+                </field>
+                <field name="attr" type="text" 
+                    showon="task:attr"
+                    hiddenLabel="true"
+                    hint="NR_CSS_SELECTOR_ATTR_NAME"
+                    default="' . ($isNew && isset($this->value['attr']) ? $this->value['attr'] : '') .'"
+                />
+            </fieldset>
+        ';
+
+        $xml .= str_repeat('</fields>', count($groups));
+
+        $this->form->setField(new SimpleXMLElement($xml));
+
+        $html = $this->form->renderFieldSet($fieldsetUniqueName);
+
+        Factory::getDocument()->addStyleDeclaration('
+            .css_selector_container {
+                display:flex;
+                gap:10px;
+            }
+            .css_selector_container .control-group {
+                margin:0;
+                width:270px;
+            }
+        ');
+
+        return '<div class="css_selector_container">' . $html . '</div>';
+    }
+}

plugins/system/nrframework/fields/currencies.php

@@ -0,0 +1,213 @@
+<?php
+
+/**
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+*/
+
+// No direct access to this file
+defined('_JEXEC') or die;
+
+use Joomla\CMS\HTML\HTMLHelper;
+use Joomla\CMS\Language\Text;
+
+require_once JPATH_PLUGINS . '/system/nrframework/helpers/fieldlist.php';
+
+class JFormFieldNR_Currencies extends NRFormFieldList
+{
+	public $currencies = [
+		"AED" => "United Arab Emirates Dirham",
+		"AFN" => "Afghan Afghani",
+		"ALL" => "Albanian Lek",
+		"AMD" => "Armenian Dram",
+		"ANG" => "Netherlands Antillean Guilder",
+		"AOA" => "Angolan Kwanza",
+		"ARS" => "Argentine Peso",
+		"AUD" => "Australian Dollar",
+		"AWG" => "Aruban Florin",
+		"AZN" => "Azerbaijani Manat",
+		"BAM" => "Bosnia-Herzegovina Convertible Mark",
+		"BBD" => "Barbadian Dollar",
+		"BDT" => "Bangladeshi Taka",
+		"BGN" => "Bulgarian Lev",
+		"BHD" => "Bahraini Dinar",
+		"BIF" => "Burundian Franc",
+		"BMD" => "Bermudan Dollar",
+		"BND" => "Brunei Dollar",
+		"BOB" => "Bolivian Boliviano",
+		"BRL" => "Brazilian Real",
+		"BSD" => "Bahamian Dollar",
+		"BTC" => "Bitcoin",
+		"BTN" => "Bhutanese Ngultrum",
+		"BWP" => "Botswanan Pula",
+		"BYN" => "Belarusian Ruble",
+		"BYR" => "Belarusian Ruble (pre-2016)",
+		"BZD" => "Belize Dollar",
+		"CAD" => "Canadian Dollar",
+		"CDF" => "Congolese Franc",
+		"CHF" => "Swiss Franc",
+		"CLF" => "Chilean Unit of Account (UF)",
+		"CLP" => "Chilean Peso",
+		"CNY" => "Chinese Yuan",
+		"COP" => "Colombian Peso",
+		"CRC" => "Costa Rican Colón",
+		"CUC" => "Cuban Convertible Peso",
+		"CUP" => "Cuban Peso",
+		"CVE" => "Cape Verdean Escudo",
+		"CZK" => "Czech Republic Koruna",
+		"DJF" => "Djiboutian Franc",
+		"DKK" => "Danish Krone",
+		"DOP" => "Dominican Peso",
+		"DZD" => "Algerian Dinar",
+		"EEK" => "Estonian Kroon",
+		"EGP" => "Egyptian Pound",
+		"ERN" => "Eritrean Nakfa",
+		"ETB" => "Ethiopian Birr",
+		"EUR" => "Euro",
+		"FJD" => "Fijian Dollar",
+		"FKP" => "Falkland Islands Pound",
+		"GBP" => "British Pound Sterling",
+		"GEL" => "Georgian Lari",
+		"GGP" => "Guernsey Pound",
+		"GHS" => "Ghanaian Cedi",
+		"GIP" => "Gibraltar Pound",
+		"GMD" => "Gambian Dalasi",
+		"GNF" => "Guinean Franc",
+		"GTQ" => "Guatemalan Quetzal",
+		"GYD" => "Guyanaese Dollar",
+		"HKD" => "Hong Kong Dollar",
+		"HNL" => "Honduran Lempira",
+		"HRK" => "Croatian Kuna",
+		"HTG" => "Haitian Gourde",
+		"HUF" => "Hungarian Forint",
+		"IDR" => "Indonesian Rupiah",
+		"ILS" => "Israeli New Sheqel",
+		"IMP" => "Manx pound",
+		"INR" => "Indian Rupee",
+		"IQD" => "Iraqi Dinar",
+		"IRR" => "Iranian Rial",
+		"ISK" => "Icelandic Króna",
+		"JEP" => "Jersey Pound",
+		"JMD" => "Jamaican Dollar",
+		"JOD" => "Jordanian Dinar",
+		"JPY" => "Japanese Yen",
+		"KES" => "Kenyan Shilling",
+		"KGS" => "Kyrgystani Som",
+		"KHR" => "Cambodian Riel",
+		"KMF" => "Comorian Franc",
+		"KPW" => "North Korean Won",
+		"KRW" => "South Korean Won",
+		"KWD" => "Kuwaiti Dinar",
+		"KYD" => "Cayman Islands Dollar",
+		"KZT" => "Kazakhstani Tenge",
+		"LAK" => "Laotian Kip",
+		"LBP" => "Lebanese Pound",
+		"LKR" => "Sri Lankan Rupee",
+		"LRD" => "Liberian Dollar",
+		"LSL" => "Lesotho Loti",
+		"LTL" => "Lithuanian Litas",
+		"LVL" => "Latvian Lats",
+		"LYD" => "Libyan Dinar",
+		"MAD" => "Moroccan Dirham",
+		"MDL" => "Moldovan Leu",
+		"MGA" => "Malagasy Ariary",
+		"MKD" => "Macedonian Denar",
+		"MMK" => "Myanma Kyat",
+		"MNT" => "Mongolian Tugrik",
+		"MOP" => "Macanese Pataca",
+		"MRO" => "Mauritanian Ouguiya",
+		"MTL" => "Maltese Lira",
+		"MUR" => "Mauritian Rupee",
+		"MVR" => "Maldivian Rufiyaa",
+		"MWK" => "Malawian Kwacha",
+		"MXN" => "Mexican Peso",
+		"MYR" => "Malaysian Ringgit",
+		"MZN" => "Mozambican Metical",
+		"NAD" => "Namibian Dollar",
+		"NGN" => "Nigerian Naira",
+		"NIO" => "Nicaraguan Córdoba",
+		"NOK" => "Norwegian Krone",
+		"NPR" => "Nepalese Rupee",
+		"NZD" => "New Zealand Dollar",
+		"OMR" => "Omani Rial",
+		"PAB" => "Panamanian Balboa",
+		"PEN" => "Peruvian Nuevo Sol",
+		"PGK" => "Papua New Guinean Kina",
+		"PHP" => "Philippine Peso",
+		"PKR" => "Pakistani Rupee",
+		"PLN" => "Polish Zloty",
+		"PYG" => "Paraguayan Guarani",
+		"QAR" => "Qatari Rial",
+		"RON" => "Romanian Leu",
+		"RSD" => "Serbian Dinar",
+		"RUB" => "Russian Ruble",
+		"RWF" => "Rwandan Franc",
+		"SAR" => "Saudi Riyal",
+		"SBD" => "Solomon Islands Dollar",
+		"SCR" => "Seychellois Rupee",
+		"SDG" => "Sudanese Pound",
+		"SEK" => "Swedish Krona",
+		"SGD" => "Singapore Dollar",
+		"SHP" => "Saint Helena Pound",
+		"SLL" => "Sierra Leonean Leone",
+		"SOS" => "Somali Shilling",
+		"SRD" => "Surinamese Dollar",
+		"STD" => "São Tomé and Príncipe Dobra",
+		"SVC" => "Salvadoran Colón",
+		"SYP" => "Syrian Pound",
+		"SZL" => "Swazi Lilangeni",
+		"THB" => "Thai Baht",
+		"TJS" => "Tajikistani Somoni",
+		"TMT" => "Turkmenistani Manat",
+		"TND" => "Tunisian Dinar",
+		"TOP" => "Tongan Pa?anga",
+		"TRY" => "Turkish Lira",
+		"TTD" => "Trinidad and Tobago Dollar",
+		"TWD" => "New Taiwan Dollar",
+		"TZS" => "Tanzanian Shilling",
+		"UAH" => "Ukrainian Hryvnia",
+		"UGX" => "Ugandan Shilling",
+		"USD" => "United States Dollar",
+		"UYU" => "Uruguayan Peso",
+		"UZS" => "Uzbekistan Som",
+		"VEF" => "Venezuelan Bolívar Fuerte",
+		"VND" => "Vietnamese Dong",
+		"VUV" => "Vanuatu Vatu",
+		"WST" => "Samoan Tala",
+		"XAF" => "CFA Franc BEAC",
+		"XAG" => "Silver Ounce",
+		"XAU" => "Gold Ounce",
+		"XCD" => "East Caribbean Dollar",
+		"XDR" => "Special Drawing Rights",
+		"XOF" => "CFA Franc BCEAO",
+		"XPD" => "Palladium Ounce",
+		"XPF" => "CFP Franc",
+		"XPT" => "Platinum Ounce",
+		"YER" => "Yemeni Rial",
+		"ZAR" => "South African Rand",
+		"ZMK" => "Zambian Kwacha (pre-2013)",
+		"ZMW" => "Zambian Kwacha",
+		"ZWL" => "Zimbabwean Dollar",
+	];
+
+	protected function getOptions()
+	{
+		$options = array();
+
+		if ($this->showSelect())
+		{
+			$options[] = HTMLHelper::_('select.option', "", "- " . Text::_("NR_SELECT_CURRENCY"). " -");
+		}
+
+		asort($this->currencies);
+
+		foreach ($this->currencies as $key => $value)
+		{
+			$options[] = HTMLHelper::_('select.option', $key, $key . " (" . $value . ")");
+		}
+
+		return array_merge(parent::getOptions(), $options);
+	}
+}

plugins/system/nrframework/fields/freetext.php

@@ -0,0 +1,77 @@
+<?php
+
+/**
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+*/
+
+// No direct access to this file
+defined('_JEXEC') or die;
+
+use Joomla\CMS\Layout\FileLayout;
+use Joomla\CMS\Language\Text;
+
+require_once dirname(__DIR__) . '/helpers/field.php';
+
+class JFormFieldNR_Freetext extends NRFormField
+{
+    /**
+     * The field type.
+     *
+     * @var         string
+     */
+    public $type = 'freetext';
+
+    /**
+     *  Method to render the input field
+     *
+     *  @return  string  
+     */
+    protected function getInput()
+    {   
+        $file  = $this->get("file", false);
+        $text  = $this->get("text", false);
+        $label = $this->get("label", false);
+        $description = $this->get("description", false);
+
+        if (!$label)
+        {
+            $html[] = '</div><div class="freetext '.$this->get("class").'">';
+        }
+
+        if ($file)
+        {
+            $html[] = $this->renderContent($this->get("file"), $this->get("path"), $this);        
+        }
+
+        if ($text)
+        {
+            $html[] = $this->prepareText($text);
+
+            if (!defined('nrJ4') && $description)
+            {
+                $html[] = '<p class="description">' . Text::_($description) . '</p>';
+            }
+        }
+
+        return implode(" ", $html);
+    }
+
+    /**
+     *  Render PHP file with data
+     *
+     *  @param   string  $file         The file name
+     *  @param   string  $path         The pathname
+     *  @param   mixed   $displayData  The data object passed to template file
+     *
+     *  @return  string                HTML rendered
+     */
+    private function renderContent($file, $path, $displayData = null) 
+    {
+        $layout = new FileLayout($file, JPATH_SITE . $path, array('debug' => 0));
+        return $layout->render($displayData);
+    }
+
+}

plugins/system/nrframework/fields/geo.php

@@ -0,0 +1,63 @@
+<?php
+/**
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+ */
+
+defined('_JEXEC') or die('Restricted access');
+
+use Joomla\CMS\HTML\HTMLHelper;
+use Joomla\CMS\Language\Text;
+
+require_once JPATH_PLUGINS . '/system/nrframework/helpers/fieldlist.php';
+
+class JFormFieldNR_Geo extends NRFormFieldList
+{
+	private $list;
+
+	protected function getInput()
+	{
+		if ($this->get('detect_visitor_country', false) && empty($this->value) && $countryCode = \NRFramework\Helpers\Geo::getVisitorCountryCode())
+		{
+			$this->value = $countryCode;
+		}
+
+		return parent::getInput();
+	}
+
+	protected function getOptions()
+	{
+		switch ($this->get('geo'))
+		{
+			case 'continents':
+				$this->list = \NRFramework\Continents::getContinentsList();
+				$selectLabel = 'NR_SELECT_CONTINENT';
+				break;
+            default:
+				$this->list = \NRFramework\Countries::getCountriesList();
+				$selectLabel = 'NR_SELECT_COUNTRY';
+				break;
+		}
+
+		if ($this->get('use_label_as_value', false))
+		{
+			$this->list = array_combine($this->list, $this->list);
+		}
+
+		$options = array();
+
+		if ($this->get("showselect", 'true') === 'true')
+		{
+			$options[] = HTMLHelper::_('select.option', "", "- " . Text::_($selectLabel) . " -");
+		}
+
+		foreach ($this->list as $key => $value)
+		{
+			$options[] = HTMLHelper::_('select.option', $key, $value);
+		}
+
+		return array_merge(parent::getOptions(), $options);
+	}
+}

plugins/system/nrframework/fields/geodbchecker.php

@@ -0,0 +1,88 @@
+<?php
+
+/**
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+*/
+
+// No direct access to this file
+defined('_JEXEC') or die;
+
+use Joomla\CMS\Form\FormField;
+use Joomla\CMS\Language\Text;
+use Joomla\CMS\Router\Route;
+
+class JFormFieldGeoDBChecker extends FormField
+{
+    /**
+     * Whether TGeoIP is disabled or not.
+     * 
+     * @var  boolean
+     */
+    private $tgeoip_plugin_disabled = false;
+    
+    protected function getLabel()
+    {
+        return;
+    }
+
+	/**
+	 * Renders the field.
+	 *
+	 * @param   array   $options
+	 *
+	 * @return  string
+	 */
+	public function renderField($options = [])
+	{
+        // Check if TGeoIP plugin is enabled
+        if (!\NRFramework\Extension::pluginIsEnabled('tgeoip'))
+        {
+            $this->tgeoip_plugin_disabled = true;
+            return parent::renderField($options);
+        }
+        
+        // Do not render the field if the database is up-to-date
+        if (!\NRFramework\Extension::geoPluginNeedsUpdate())
+        {
+            return;
+        }
+
+		return parent::renderField($options);
+	}
+
+    /**
+     * Shows a warning message when the Geolocation plugin is disabled.
+     * 
+     * @return  string
+     */
+    private function disabledPluginWarning()
+    {
+        return '<div class="alert alert-warning geo-db-checker" style="margin-top: 0; margin-bottom: 0;">' .
+            '<h3 style="margin-top:0;">' . Text::sprintf('NR_GEO_PLUGIN_DISABLED') . '</h3>' .
+            '<p>' . Text::sprintf('NR_GEO_PLUGIN_DISABLED_DESC', '<a href="' . Route::_('index.php?option=com_plugins&view=plugins&filter' . (defined('nrJ4') ? '[search]' : '_search') . '=System - Tassos.gr GeoIP Plugin') . '" target="_blank">', '</a>') . '</p>' .
+        '</div>';
+    }
+
+    /**
+     * If the geolocation database is missing or its outdated, then display a helpful message
+     * to the usser notifying them that they need to update.
+     *
+     * @return  string
+     */
+    protected function getInput()
+    {
+        if ($this->tgeoip_plugin_disabled)
+        {
+            return $this->disabledPluginWarning();
+        }
+        
+        return '<div class="alert alert-info" style="margin: 0;">' .
+            '<h3 style="margin-top:0;">' . Text::sprintf('NR_GEO_MAINTENANCE') . '</h3>' .
+            '<p>' . Text::sprintf('NR_GEO_MAINTENANCE_DESC') . '</p>' .
+            '<a class="btn btn-success" data-toggle="modal" data-bs-toggle="modal" href="#tf-geodbchecker-modal"><span class="icon-refresh"></span> Update Database</a>' .
+        '</div>';
+    }
+}

plugins/system/nrframework/fields/googleproductcategory.php

@@ -0,0 +1,374 @@
+<?php
+
+/**
+ * @package         Advanced Custom Fields
+ * @version         2.8.8 Pro
+ *
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            http://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos Marinos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+ */
+
+defined('_JEXEC') or die;
+
+use Joomla\CMS\Form\Field\ListField;
+
+// Define a new class extending Joomla's ListField for Google Product Categories
+class JFormFieldTassos_GoogleProductCategory extends ListField
+{
+	/**
+	 *  Dropdown options array
+	 *
+	 *  @var  array
+	 */
+	private $options;
+
+	/**
+	 * Static array defining 1st and 2nd level categories for Google Product Categories
+	 * 
+	 * @reference: https://www.google.com/basepages/producttype/taxonomy-with-ids.en-US.xls
+	 *
+	 * @var array
+	 */
+	private static $categories = [
+		1 => [
+			'title' => 'Animals & Pet Supplies',
+			'subcategories' => [
+				3237 => 'Live Animals',
+				2 => 'Pet Supplies'
+			]
+		],
+		166 => [
+			'title' => 'Apparel & Accessories',
+			'subcategories' => [
+				1604 => 'Clothing',
+				167 => 'Clothing Accessories',
+				184 => 'Costumes & Accessories',
+				6552 => 'Handbag & Wallet Accessories',
+				6551 => 'Handbags, Wallets & Cases',
+				188 => 'Jewelry',
+				1933 => 'Shoe Accessories',
+				187 => 'Shoes'
+			]
+		],
+		8 => [
+			'title' => 'Arts & Entertainment',
+			'subcategories' => [
+				499969 => 'Event Tickets',
+				5710 => 'Hobbies & Creative Arts',
+				5709 => 'Party & Celebration'
+			]
+		],
+		537 => [
+			'title' => 'Baby & Toddler',
+			'subcategories' => [
+				4678 => 'Baby Bathing',
+				5859 => 'Baby Gift Sets',
+				5252 => 'Baby Health',
+				540 => 'Baby Safety',
+				2847 => 'Baby Toys & Activity Equipment',
+				2764 => 'Baby Transport',
+				4386 => 'Baby Transport Accessories',
+				548 => 'Diapering',
+				561 => 'Nursing & Feeding',
+				6952 => 'Potty Training',
+				6899 => 'Swaddling & Receiving Blankets'
+			]
+		],
+		111 => [
+			'title' => 'Business & Industrial',
+			'subcategories' => [
+				5863 => 'Advertising & Marketing',
+				112 => 'Agriculture',
+				7261 => 'Automation Control Components',
+				114 => 'Construction',
+				7497 => 'Dentistry',
+				2155 => 'Film & Television',
+				1813 => 'Finance & Insurance',
+				135 => 'Food Service',
+				1827 => 'Forestry & Logging',
+				7240 => 'Hairdressing & Cosmetology',
+				1795 => 'Heavy Machinery',
+				1475 => 'Hotel & Hospitality',
+				5830 => 'Industrial Storage',
+				8025 => 'Industrial Storage Accessories',
+				500086 => 'Janitorial Carts & Caddies',
+				1556 => 'Law Enforcement',
+				1470 => 'Manufacturing',
+				6987 => 'Material Handling',
+				2496 => 'Medical',
+				2187 => 'Mining & Quarrying',
+				4285 => 'Piercing & Tattooing',
+				138 => 'Retail',
+				1624 => 'Science & Laboratory',
+				976 => 'Signage',
+				2047 => 'Work Safety Protective Gear'
+			]
+		],
+		141 => [
+			'title' => 'Cameras & Optics',
+			'subcategories' => [
+				2096 => 'Camera & Optic Accessories',
+				142 => 'Cameras',
+				156 => 'Optics',
+				39 => 'Photography'
+			]
+		],
+		222 => [
+			'title' => 'Electronics',
+			'subcategories' => [
+				3356 => 'Arcade Equipment',
+				223 => 'Audio',
+				3702 => 'Circuit Boards & Components',
+				262 => 'Communications',
+				1801 => 'Components',
+				278 => 'Computers',
+				2082 => 'Electronics Accessories',
+				3895 => 'GPS Accessories',
+				339 => 'GPS Navigation Systems',
+				6544 => 'GPS Tracking Devices',
+				340 => 'Marine Electronics',
+				342 => 'Networking',
+				345 => 'Print, Copy, Scan & Fax',
+				912 => 'Radar Detectors',
+				500091 => 'Speed Radars',
+				4488 => 'Toll Collection Devices',
+				386 => 'Video',
+				1270 => 'Video Game Console Accessories',
+				1294 => 'Video Game Consoles'
+			]
+		],
+		412 => [
+			'title' => 'Food, Beverages & Tobacco',
+			'subcategories' => [
+				413 => 'Beverages',
+				422 => 'Food Items',
+				435 => 'Tobacco Products'
+			]
+		],
+		436 => [
+			'title' => 'Furniture',
+			'subcategories' => [
+				554 => 'Baby & Toddler Furniture',
+				6433 => 'Beds & Accessories',
+				441 => 'Benches',
+				6356 => 'Cabinets & Storage',
+				442 => 'Carts & Islands',
+				7248 => 'Chair Accessories',
+				443 => 'Chairs',
+				457 => 'Entertainment Centers & TV Stands',
+				6345 => 'Furniture Sets',
+				6860 => 'Futon Frames',
+				2786 => 'Futon Pads',
+				450 => 'Futons',
+				6362 => 'Office Furniture',
+				503765 => 'Office Furniture Accessories',
+				458 => 'Ottomans',
+				4299 => 'Outdoor Furniture',
+				6963 => 'Outdoor Furniture Accessories',
+				6915 => 'Room Divider Accessories',
+				4163 => 'Room Dividers',
+				464 => 'Shelving',
+				8023 => 'Shelving Accessories',
+				7212 => 'Sofa Accessories',
+				460 => 'Sofas',
+				6913 => 'Table Accessories',
+				6392 => 'Tables'
+			]
+		],
+		632 => [
+			'title' => 'Hardware',
+			'subcategories' => [
+				503739 => 'Building Consumables',
+				115 => 'Building Materials',
+				128 => 'Fencing & Barriers',
+				543575 => 'Fuel',
+				502975 => 'Fuel Containers & Tanks',
+				2878 => 'Hardware Accessories',
+				500096 => 'Hardware Pumps',
+				499873 => 'Heating, Ventilation & Air Conditioning',
+				1974 => 'Locks & Keys',
+				133 => 'Plumbing',
+				127 => 'Power & Electrical Supplies',
+				499982 => 'Small Engines',
+				1910 => 'Storage Tanks',
+				3650 => 'Tool Accessories',
+				1167 => 'Tools'
+			]
+		],
+		469 => [
+			'title' => 'Health & Beauty',
+			'subcategories' => [
+				491 => 'Health Care',
+				5573 => 'Jewelry Cleaning & Care',
+				2915 => 'Personal Care'
+			]
+		],
+		536 => [
+			'title' => 'Home & Garden',
+			'subcategories' => [
+				574 => 'Bathroom Accessories',
+				359 => 'Business & Home Security',
+				696 => 'Decor',
+				5835 => 'Emergency Preparedness',
+				2862 => 'Fireplace & Wood Stove Accessories',
+				6792 => 'Fireplaces',
+				1679 => 'Flood, Fire & Gas Safety',
+				3348 => 'Household Appliance Accessories',
+				604 => 'Household Appliances',
+				630 => 'Household Supplies',
+				638 => 'Kitchen & Dining',
+				689 => 'Lawn & Garden',
+				594 => 'Lighting',
+				2956 => 'Lighting Accessories',
+				4171 => 'Linens & Bedding',
+				4358 => 'Parasols & Rain Umbrellas',
+				985 => 'Plants',
+				729 => 'Pool & Spa',
+				600 => 'Smoking Accessories',
+				6173 => 'Umbrella Sleeves & Cases',
+				2639 => 'Wood Stoves'
+			]
+		],
+		5181 => [
+			'title' => 'Luggage & Bags',
+			'subcategories' => [
+				100 => 'Backpacks',
+				101 => 'Briefcases',
+				108 => 'Cosmetic & Toiletry Bags',
+				549 => 'Diaper Bags',
+				502974 => 'Dry Boxes',
+				103 => 'Duffel Bags',
+				104 => 'Fanny Packs',
+				105 => 'Garment Bags',
+				110 => 'Luggage Accessories',
+				106 => 'Messenger Bags',
+				5608 => 'Shopping Totes',
+				107 => 'Suitcases',
+				6553 => 'Train Cases'
+			]
+		],
+		772 => [
+			'title' => 'Mature',
+			'subcategories' => [
+				773 => 'Erotic',
+				780 => 'Weapons'
+			]
+		],
+		783 => [
+			'title' => 'Media',
+			'subcategories' => [
+				784 => 'Books',
+				499995 => 'Carpentry & Woodworking Project Plans',
+				839 => 'DVDs & Videos',
+				886 => 'Magazines & Newspapers',
+				855 => 'Music & Sound Recordings',
+				5037 => 'Product Manuals',
+				887 => 'Sheet Music'
+			]
+		],
+		922 => [
+			'title' => 'Office Supplies',
+			'subcategories' => [
+				6174 => 'Book Accessories',
+				8078 => 'Desk Pads & Blotters',
+				923 => 'Filing & Organization',
+				932 => 'General Office Supplies',
+				5829 => 'Impulse Sealers',
+				8499 => 'Lap Desks',
+				2435 => 'Name Plates',
+				6519 => 'Office & Chair Mats',
+				6373 => 'Office Carts',
+				950 => 'Office Equipment',
+				2986 => 'Office Instruments',
+				2014 => 'Paper Handling',
+				964 => 'Presentation Supplies',
+				2636 => 'Shipping Supplies'
+			]
+		],
+		5605 => [
+			'title' => 'Religious & Ceremonial',
+			'subcategories' => [
+				5606 => 'Memorial Ceremony Supplies',
+				97 => 'Religious Items',
+				5455 => 'Wedding Ceremony Supplies'
+			]
+		],
+		2092 => [
+			'title' => 'Software',
+			'subcategories' => [
+				313 => 'Computer Software',
+				5032 => 'Digital Goods & Currency',
+				1279 => 'Video Game Software'
+			]
+		],
+		988 => [
+			'title' => 'Sporting Goods',
+			'subcategories' => [
+				499713 => 'Athletics',
+				990 => 'Exercise & Fitness',
+				1001 => 'Indoor Games',
+				1011 => 'Outdoor Recreation'
+			]
+		],
+		1239 => [
+			'title' => 'Toys & Games',
+			'subcategories' => [
+				4648 => 'Game Timers',
+				3793 => 'Games',
+				1249 => 'Outdoor Play Equipment',
+				3867 => 'Puzzles',
+				1253 => 'Toys'
+			]
+		],
+		888 => [
+			'title' => 'Vehicles & Parts',
+			'subcategories' => [
+				5613 => 'Vehicle Parts & Accessories',
+				5614 => 'Vehicles'
+			]
+		]
+	];
+
+    /**
+     * Returns all options to dropdown field
+     *
+     * This function merges options and returns the complete list of options to be displayed in the dropdown field of the form.
+     *
+     * @return array Array of options for the dropdown
+     */
+	protected function getOptions()
+	{
+		return array_merge(parent::getOptions(), $this->buildTree());
+	}
+
+	/**
+	 *  Recursive traversal of the businessTypes array tree
+	 *
+	 *  @param   Array    $types   The business types
+	 *  @param   integer  $level   The array level
+	 *
+	 *  @return  array
+	 */
+	private function buildTree()
+	{
+		foreach (self::$categories as $id => $firstLevelData)
+		{
+			$this->options[] = [
+				'value'    => $id,
+				'text'     => $firstLevelData['title'],
+			];
+
+			foreach ($firstLevelData['subcategories'] as $id => $title)
+			{
+				$this->options[] = [
+					'value'    => $id,
+					'text'     => '- ' . $title,
+				];
+			}
+		}
+
+		return $this->options;
+	}
+}

plugins/system/nrframework/fields/inline.php

@@ -0,0 +1,44 @@
+<?php
+
+/**
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+ */
+
+// No direct access to this file
+defined('_JEXEC') or die;
+
+use Joomla\CMS\HTML\HTMLHelper;
+use Joomla\CMS\Form\FormHelper;
+
+require_once dirname(__DIR__) . '/helpers/field.php';
+
+class JFormFieldNR_Inline extends NRFormField
+{
+	public function renderField($options = [])
+	{
+		HTMLHelper::stylesheet('plg_system_nrframework/inline-control-group.css', ['relative' => true, 'version' => 'auto']);
+
+		$start = $this->get('start', 1);
+		$end   = $this->get('end', 0);
+
+		if ($start && !$end)
+		{
+			// Apply showon on the start of the inline field
+			$showon = '';
+			if ($dataShowon = $this->get('showon'))
+			{
+				$dataShowon = FormHelper::parseShowOnConditions($dataShowon, $this->formControl, $this->group);
+				$showon = ' data-showon="' . htmlspecialchars(json_encode($dataShowon)) . '"';
+			}
+			
+			$label = $this->getLabel() ? '<div class="control-label">' . $this->getLabel() . '</div>' : '';
+			
+			return '<div class="control-group"' . $showon . '>' . $label . '<div class="controls"><div class="inline-control-group' . ($this->class ? ' ' . $this->class : '') . '">';
+		}
+
+		return '</div></div>' . ($this->getLabel() ? '</div>' : '') . '</div>';
+	}
+}

plugins/system/nrframework/fields/jshoppingcomponentitems.php

@@ -0,0 +1,47 @@
+<?php
+
+/**
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+*/
+
+// No direct access to this file
+defined('_JEXEC') or die;
+
+use Joomla\Registry\Registry;
+
+require_once __DIR__ . '/componentitems.php';
+
+class JFormFieldJShoppingComponentItems extends JFormFieldComponentItems
+{
+    public function init()
+    {
+        // Get default language
+        $this->element['column_title'] = 'name_' . $this->getLanguage();
+
+        parent::init();
+    }
+
+	/**
+     *  JoomShopping is using different columns per language. Therefore, we need to use their API to get the default language code.
+     *
+     *  @return  string
+     */
+    private function getLanguage($default = 'en-GB')
+    {	
+		// Silent inclusion.
+        @include_once JPATH_SITE . '/components/com_jshopping/lib/factory.php';
+
+        // JoomShopping 5.0+ fix
+        @include_once JPATH_SITE . '/components/com_jshopping/bootstrap.php';
+
+        if (!class_exists('JSFactory'))
+        {
+            return $default;
+        }
+
+		return JSFactory::getConfig()->defaultLanguage;
+    }
+}

plugins/system/nrframework/fields/modules.php

@@ -0,0 +1,119 @@
+<?php
+
+/**
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+*/
+
+// No direct access to this file
+defined('_JEXEC') or die;
+
+use Joomla\CMS\HTML\HTMLHelper;
+use Joomla\CMS\Language\Text;
+use Joomla\CMS\Factory;
+
+require_once JPATH_PLUGINS . '/system/nrframework/helpers/fieldlist.php';
+
+class JFormFieldModules extends NRFormFieldList
+{
+    /**
+     * Method to get a list of options for a list input.
+     *
+     * @return   array   An array of options.
+     */
+    protected function getOptions()
+    {
+        $db = $this->db;
+
+        $this->layout = 'joomla.form.field.list-fancy-select';
+
+        $query = $db->getQuery(true);
+        
+        $query->select('*')
+        ->from('#__modules')
+        ->where('published=1')
+        ->where('access !=3')
+        ->order('title');
+        
+        $editingModuleId = $this->getEditingModuleID();
+
+        $client = isset($this->element['client']) ? (int) $this->element['client'] : false;
+
+        // If we're creating a new module, use the client_id from the browser
+        $input = Factory::getApplication()->input;
+        $url_client_id = $input->get('client_id', '');
+        if ($url_client_id !== '')
+        {
+            $client = $url_client_id;
+        }
+
+        // If we're editing a module
+        if ($editingModuleId)
+        {
+            // If it's an admin module
+            $editingBackendModuleDetails = \NRFramework\Helpers\Module::getData($editingModuleId, 'id', ['client_id' => 1]);
+            // Show only admin modules
+            if ($editingBackendModuleDetails)
+            {
+                $client = '1';
+            }
+        }
+
+        if ($client !== false)
+        {
+            $query->where('client_id = ' . $client);
+        }
+
+        // Exclude currently editing module
+        $excludeEditingModule = isset($this->element['excludeeditingmodule']) && (string) $this->element['excludeeditingmodule'] === 'true' ? true : false;
+        if ($excludeEditingModule && $editingModuleId)
+        {
+            $query->where('id != ' . $editingModuleId);
+        }
+
+        $rows = $db->setQuery($query);
+        $results = $db->loadObjectList();
+
+        $options = array();
+
+        if ($this->showSelect())
+        {
+            $options[] = HTMLHelper::_('select.option', "", '- ' . Text::_("NR_SELECT_MODULE") . ' -');
+        }
+
+        foreach ($results as $option)
+        {
+            $options[] = HTMLHelper::_('select.option', $option->id, $option->title . ' (' . $option->id . ')');
+        }
+
+        $options = array_merge(parent::getOptions(), $options);
+
+        return $options;
+    }
+    
+    private function getEditingModuleID()
+    {
+        $input = Factory::getApplication()->input;
+
+        /**
+         * First check the keys `request_option` and `request_layout` respectively instead of `option` and `layout`
+         * in case an AJAX request needs to sends us these data but cannot use the `option` and `layout` as different
+         * values are needed for the AJAX request to function properly.
+         * 
+         * i.e. ConditionBuilder's "Viewed Another Box" should not display the current box when fetching the rule fields
+         * via AJAX. Since its not possible to get the current box ID after the AJAX has happened, we send the `id`
+         * (popup ID) alongside the `request_option` (com_rstbox) and `request_layout` (edit) parameters.
+         */
+        $option = $input->get('request_option') ? $input->get('request_option') : $input->get('option');
+        $layout = $input->get('request_layout') ? $input->get('request_layout') : $input->get('layout');
+
+        if (in_array($option, ['com_modules', 'com_advancedmodules']) && $layout == 'edit')
+        {
+            return (int) $input->getInt('id');
+        }
+
+        return false;
+    }
+}

plugins/system/nrframework/fields/nrbrowser.php

@@ -0,0 +1,43 @@
+<?php
+/**
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+ */
+
+defined('_JEXEC') or die('Restricted access');
+
+use Joomla\CMS\HTML\HTMLHelper;
+use Joomla\CMS\Language\Text;
+
+require_once JPATH_PLUGINS . '/system/nrframework/helpers/fieldlist.php';
+
+class JFormFieldNRBrowser extends NRFormFieldList
+{
+	/**
+	 *  Browsers List
+	 *
+	 *  @var  array
+	 */
+	public $options = array(
+		'chrome'  => 'NR_CHROME',
+		'firefox' => 'NR_FIREFOX',
+		'edge'    => 'NR_EDGE',
+		'ie'      => 'NR_IE',
+		'safari'  => 'NR_SAFARI',
+		'opera'   => 'NR_OPERA'
+	);
+
+	protected function getOptions()
+	{
+		asort($this->options);
+
+		foreach ($this->options as $key => $option)
+		{
+			$options[] = HTMLHelper::_('select.option', $key, Text::_($option));
+		}
+
+		return array_merge(parent::getOptions(), $options);
+	}
+}

plugins/system/nrframework/fields/nrchainedfields.php

@@ -0,0 +1,394 @@
+<?php
+/**
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+ */
+
+defined('_JEXEC') or die('Restricted access');
+
+use Joomla\CMS\Layout\FileLayout;
+use Joomla\Registry\Registry;
+use Joomla\CMS\Language\Text;
+
+require_once dirname(__DIR__) . '/helpers/field.php';
+
+class JFormFieldNRChainedFields extends NRFormField
+{
+	/**
+	 * All CSV choices.
+	 * 
+	 * @var  array
+	 */
+	protected $choices = [];
+
+	/**
+	 * The separator used in the CSV file.
+	 * 
+	 * @var  string
+	 */
+	protected $separator = ',';
+
+	/**
+	 * The data source contents.
+	 * 
+	 * @var  string
+	 */
+	protected $dataset = '';
+	
+	/**
+	 * Method to get the field input markup.
+	 *
+	 * @return  string  The field input markup.
+	 */
+	protected function getInput()
+	{
+		$layout = new FileLayout('chainedfields', JPATH_PLUGINS . '/system/nrframework/layouts');
+
+		$data_source = $this->get('data_source', 'custom');
+
+		switch ($data_source)
+		{
+			case 'custom':
+				$this->dataset = $this->get('data_source_custom', '');
+				break;
+
+			case 'csv_file':
+				$csv_file = $this->get('data_source_csv', '');
+
+				if (!file_exists($csv_file))
+				{
+					return;
+				}
+				
+				$this->dataset = $csv_file;
+				break;
+		}
+
+		$this->separator = $this->get('separator', ',');
+
+		$data = [
+			'csv' => $this->dataset,
+			'data_source' => $data_source,
+			'value' => $this->getValue(),
+			'data' => $this->getData()
+		];
+
+		return $layout->render($data);
+	}
+
+	/**
+	 * Returns the field value.
+	 * 
+	 * @return  mixed
+	 */
+	private function getValue()
+	{
+		if (!$this->value)
+		{
+			return null;
+		}
+
+		if (!$this->choices = \NRFramework\Helpers\ChainedFields::loadCSV($this->dataset, $this->get('data_source', 'custom'), $this->separator, $this->id . '_', $this->name))
+		{
+			return null;
+		}
+
+		$choices = $this->choices['inputs'];
+
+		// Ensure the value is in correct format when used as plain field or in subform
+		$this->value = array_values((array) $this->value);
+
+		foreach ($this->choices['inputs'] as $key => $input)
+		{
+			$choices[$key]['choices'] = $this->getSelectedChoices($key, $this->value, $input);
+		}
+
+		return $choices;
+	}
+
+	/**
+	 * Finds the choices of the select.
+	 * 
+	 * @param   string  $key
+	 * @param   array   $value
+	 * @param   array   $input
+	 * 
+	 * @return  mixed
+	 */
+	private function getSelectedChoices($key, $value, $input)
+	{
+		$choices = $this->getSelectChoices($value, $input['id']);
+
+		if (!is_array($choices))
+		{
+			return null;
+		}
+
+		// set selected options based on value
+		foreach ($choices as $_key => &$choice)
+		{
+			if (!isset($value[$key]) || $choice['value'] !== $value[$key])
+			{
+				continue;
+			}
+
+			$choice['isSelected'] = true;
+		}
+
+		return $choices;
+	}
+
+    /**
+     * Handles the AJAX request.
+	 * 
+	 * Runs when select a value from a select field.
+     *
+     * @param   array    $options
+     *
+     * @return  array
+     */
+    public function onAjax($options)
+    {
+		$options = new Registry($options);
+	
+		if (!$select_id = $options->get('select_id'))
+		{
+            echo json_encode([
+				'error' => true,
+				'response' => Text::_('NR_CANNOT_PROCESS_REQUEST')
+			]);
+			jexit();
+		}
+
+		if (!$value = $options->get('value'))
+		{
+            echo json_encode([
+				'error' => true,
+				'response' => Text::_('NR_CANNOT_PROCESS_REQUEST')
+			]);
+			jexit();
+		}
+
+		if (!$value = json_decode($options->get('value'), true))
+		{
+            echo json_encode([
+				'error' => true,
+				'response' => Text::_('NR_CANNOT_PROCESS_REQUEST')
+			]);
+			jexit();
+		}
+
+		if (!$data_source = $options->get('data_source'))
+		{
+            echo json_encode([
+				'error' => true,
+				'response' => Text::_('NR_CANNOT_PROCESS_REQUEST')
+			]);
+			jexit();
+		}
+
+		if (!$csv = $options->get('csv'))
+		{
+            echo json_encode([
+				'error' => true,
+				'response' => Text::_('NR_CANNOT_PROCESS_REQUEST')
+			]);
+			jexit();
+		}
+
+		$csv = json_decode($csv, true);
+
+		// get field ID from select ID
+		$id = preg_replace('/_[0-9]+$/', '', $select_id);
+
+		if (!$id || !$select_id || !$value || !$csv)
+		{
+            echo json_encode([
+				'error' => true,
+				'response' => Text::_('NR_CANNOT_PROCESS_REQUEST')
+			]);
+			jexit();
+		}
+
+		$this->id = $id;
+
+		// get all CSV data
+		if (!$this->choices = \NRFramework\Helpers\ChainedFields::loadCSV($csv, $data_source, $this->separator, $this->id . '_', $this->name))
+		{
+            echo json_encode([
+				'error' => true,
+				'response' => Text::_('NR_CANNOT_PROCESS_REQUEST')
+			]);
+			jexit();
+		}
+
+		// find next select options
+		$this->findNextOptions($id, $select_id, $value);
+	}
+
+	/**
+	 * Finds the options of the next select.
+	 * 
+	 * @param   string  $id
+	 * @param   string  $select_id
+	 * @param   array   $value
+	 * 
+	 * @return  void
+	 */
+	private function findNextOptions($id, $select_id, $value)
+	{
+		// find next ID
+		$next_select_id = $this->getNextSelectID($id, $select_id);
+
+		// get next choices
+		$choices = $next_select_id ? $this->getSelectChoices($value, $next_select_id) : [];
+
+		echo json_encode([
+			'error' => false,
+			'response' => $choices
+		]);
+		jexit();
+	}
+
+	/**
+	 * Returns the select choices.
+	 * 
+	 * @param   array    $field_value
+	 * @param   string   $select_id
+	 * @param   integer  $depth
+	 * @param   array    $choices
+	 * @param   array    $full_field_value
+	 * 
+	 * @return  array
+	 */
+	private function getSelectChoices($field_value = null, $select_id = null, $depth = null, $choices = null, $full_field_value = null)
+	{
+		$full_field_value = $full_field_value !== null ? $full_field_value : $field_value;
+		$value            = array_shift($field_value);
+		$index            = $select_id ? $this->getSelectID($select_id) : 1;
+		$depth            = $depth ? $depth : 1;
+		$choices          = $choices === null ? $this->choices['choices'] : (empty($choices) ? [] : $choices);
+		$select_choices   = [];
+
+		if ($depth == $index)
+		{
+			$select_choices = $choices;
+		}
+		else
+		{
+			foreach ($choices as $choice)
+			{
+				if ($choice['value'] !== $value)
+				{
+					continue;
+				}
+
+				$select_choices = $this->getSelectChoices($field_value, $select_id, $depth + 1, !empty($choice['choices']) ? $choice['choices'] : [], $full_field_value);
+				break;
+			}
+		}
+
+		if (empty($select_choices) && $this->getPreviousSelectValue($select_id, $full_field_value))
+		{
+			$select_choices = [
+				[
+					'text'       => 'No options',
+					'value'      => '',
+					'isSelected' => true
+				]
+			];
+		}
+
+		return $select_choices;
+	}
+
+	/**
+	 * Returns the previous select value
+	 * 
+	 * @param   string  $select_id
+	 * @param   string  $full_field_value
+	 * 
+	 * @return  string
+	 */
+	public function getPreviousSelectValue($select_id, $full_field_value)
+	{
+		$explode = explode('_', $select_id);
+
+		$input_id = $explode[count($explode) - 1];
+		$field_id = rtrim($select_id, '_' . $input_id);
+
+		$prev_input_id = sprintf('%s.%s', $field_id, $input_id - 1);
+		$prev_input_value = isset($full_field_value[$prev_input_id]) ? $full_field_value[$prev_input_id] : null;
+
+		return $prev_input_value;
+	}
+
+	/**
+	 * Finds the next select ID
+	 * 
+	 * @param   string  $base_id
+	 * @param   string  $select_id
+	 * 
+	 * @return  mixed
+	 */
+	public function getNextSelectID($base_id, $select_id)
+	{
+		$id = $this->getSelectID($select_id);
+		$next_id = $id + 1;
+
+		if ($next_id % 10 == 0)
+		{
+			$next_id++;
+		}
+
+		$next_select_id = sprintf('%s_%d', $base_id, $next_id);
+
+		foreach ($this->choices['inputs'] as $input)
+		{
+			if ($input['id'] != $next_select_id)
+			{
+				continue;
+			}
+
+			return $next_select_id;
+		}
+
+		return false;
+	}
+
+	/**
+	 * Gets the ID (index) of the select by its ID.
+	 * 
+	 * @param   string  $select_id
+	 * 
+	 * @return  int
+	 */
+	public function getSelectID($select_id)
+	{
+		$explode = explode('_', $select_id);
+
+		return (int) array_pop($explode);
+	}
+
+	/**
+	 * Fetches all CSV data.
+	 * 
+	 * @return  array
+	 */
+	private function getData()
+	{
+		if (!$this->dataset)
+		{
+			return [];
+		}
+
+		if (!$choices = \NRFramework\Helpers\ChainedFields::loadCSV($this->dataset, $this->get('data_source', 'csv_file'), $this->separator, $this->id . '_', $this->name))
+		{
+			return [];
+		}
+
+		return $choices;
+	}
+}

plugins/system/nrframework/fields/nrcomponents.php

@@ -0,0 +1,132 @@
+<?php
+/**
+ * @author          Tassos.gr <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+ */
+
+defined('_JEXEC') or die('Restricted access');
+
+use Joomla\CMS\Form\Field\ListField;
+use Joomla\CMS\HTML\HTMLHelper;
+use Joomla\CMS\Language\Text;
+use Joomla\CMS\Factory;
+
+class JFormFieldNRComponents extends ListField
+{
+    protected function getOptions()
+    {
+        return array_merge(parent::getOptions(), $this->getInstalledComponents());
+    }
+
+	/**
+	 *  Method to get field parameters
+	 *
+	 *  @param   string  $val      Field parameter
+	 *  @param   string  $default  The default value
+	 *
+	 *  @return  string
+	 */
+	public function get($val, $default = '')
+	{
+		return (isset($this->element[$val]) && (string) $this->element[$val] != '') ? (string) $this->element[$val] : $default;
+	}
+    
+    /**
+     *  Creates a list of installed components
+     *
+     *  @return array
+     */
+    protected function getInstalledComponents()
+    {
+        $lang = Factory::getLanguage();
+        $db   = Factory::getDbo();
+
+        $components = $db->setQuery(
+            $db->getQuery(true)
+                ->select('name, element')
+                ->from('#__extensions')
+                ->where('type = ' . $db->quote('component'))
+                ->where('name != ""')
+                ->where('element != ""')
+                ->where('enabled = 1')
+                ->order('element, name')
+        )->loadObjectList();
+
+        $comps = array();
+
+        foreach ($components as $component)
+        {
+            // Make sure we have a valid element
+            if (empty($component->element))
+            {
+                continue;
+            }
+
+            // Skip backend-based only components
+            if ($this->get('frontend', false))
+            {
+                $component_folder = JPATH_SITE . '/components/' . $component->element;
+
+                if (!is_dir($component_folder))
+                {
+                    continue;
+                }
+
+                if (!is_dir($component_folder . '/views') && 
+                    !is_dir($component_folder . '/View')  && 
+                    !is_dir($component_folder . '/view'))
+                {
+                    continue;
+                }
+            }
+
+            // Try loading component's system language file in order to display a user friendly component name
+            // Runs only if the component's name is not translated already.
+            if (strpos($component->name, ' ') === false)
+            {   
+                $filenames = [
+                    $component->element . '.sys',
+                    $component->element
+                ];
+
+                $paths = [
+                    JPATH_ADMINISTRATOR,
+                    JPATH_ADMINISTRATOR . '/components/' . $component->element,
+                    JPATH_SITE,
+                    JPATH_SITE . '/components/' . $component->element
+                ];
+
+                foreach ($filenames as $key => $filename)
+                {
+                    foreach ($paths as $key => $path)
+                    {
+                        $loaded = $lang->load($filename, $path, null) || $lang->load($filename, $path, $lang->getDefault());
+
+                        if ($loaded)
+                        {
+                            break 2;
+                        }
+                    }
+                }
+
+                // Translate component's name
+                $component->name = Text::_(strtoupper($component->name));
+            }
+
+            $comps[strtolower($component->element)] = $component->name;
+        }
+
+        asort($comps);
+
+        $options = array();
+
+        foreach ($comps as $key => $name)
+        {
+            $options[] = HTMLHelper::_('select.option', $key, $name);
+        }
+
+        return $options;
+    }
+}

plugins/system/nrframework/fields/nrconditions.php

@@ -0,0 +1,123 @@
+<?php
+/**
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+ */
+
+defined('_JEXEC') or die('Restricted access');
+
+use Joomla\CMS\Form\Field\GroupedlistField;
+use Joomla\CMS\HTML\HTMLHelper;
+use Joomla\CMS\Language\Text;
+use NRFramework\Extension;
+
+class JFormFieldNRConditions extends GroupedlistField
+{
+	/**
+	 * Method to get the field option groups.
+	 *
+	 * @return  array  The field option objects as a nested array in groups.
+	 */
+	protected function getGroups()
+	{
+		$include_rules = empty($this->element['include_rules']) ? [] : explode(',', $this->element['include_rules']);
+		$exclude_rules = empty($this->element['exclude_rules']) ? [] : explode(',', $this->element['exclude_rules']);
+		$exclude_rules_pro = empty($this->element['exclude_rules_pro']) ? false : $this->element['exclude_rules_pro'];
+
+		$groups[''][] = HTMLHelper::_('select.option', null, Text::_('NR_CB_SELECT_CONDITION'));
+
+		$conditionsList = \NRFramework\Conditions\ConditionsHelper::getConditionsList();
+		
+		foreach ($conditionsList as $conditions)
+		{
+			foreach ($conditions['conditions'] as $conditionName => $condition)
+			{
+				$skip_condition = false;
+
+				/**
+				 * Checks conditions that have multiple components as dependency.
+				 * Check for multiple given components for a particular condition, i.e. acymailing can be loaded via com_acymailing or com_acym
+				 */
+				$multiple_components = explode('|', $conditionName);
+				if (count($multiple_components) >= 2)
+				{
+					foreach ($multiple_components as $component)
+					{
+						$skip_condition = false;
+
+						if (!$conditionName = $this->getConditionName($component))
+						{
+							$skip_condition = true;
+							continue;
+						}
+					}
+				}
+				
+				// If the condition must be skipped, skip it
+				if ($skip_condition)
+				{
+					continue;
+				}
+
+				// Checks for a single condition whether its component exists and can be used.
+				if (!$conditionName = $this->getConditionName($conditionName))
+				{
+					continue;
+				}
+
+				// If its excluded, skip it
+				if (!$exclude_rules_pro && !empty($exclude_rules) && in_array($conditionName, $exclude_rules))
+				{
+					continue;
+				}
+
+				// If its not included, skip it
+				if (!$exclude_rules_pro && !empty($include_rules) && !in_array($conditionName, $include_rules))
+				{
+					continue;
+				}
+
+				$is_excluded_and_pro = ((count($exclude_rules) && in_array($conditionName, $exclude_rules)) || (count($include_rules) && !in_array($conditionName, $include_rules))) && $exclude_rules_pro;
+
+				$value = $conditionName;
+				$disabled = false;
+
+				if ($is_excluded_and_pro)
+				{
+					$disabled = true;
+					$value = '__';
+				}
+
+				// Add condition to the group
+				$groups[$conditions['title']][] = HTMLHelper::_('select.option', $value, $condition['title'], 'value', 'text', $disabled);
+			}
+		}
+
+		// Merge any additional groups in the XML definition.
+		return array_merge(parent::getGroups(), $groups);
+	}
+
+	/**
+	 * Returns the parsed condition name.
+	 * 
+	 * i.e. $condition: com_k2#Component\K2Item
+	 * will return: Component\K2Item
+	 * 
+	 * @param   string  $condition
+	 * 
+	 * @return  mixed
+	 */
+	private function getConditionName($condition)
+	{
+		$conditionNameParts = explode('#', $condition);
+
+		if (count($conditionNameParts) >= 2 && !Extension::isEnabled($conditionNameParts[0]))
+		{
+			return false;
+		}
+		
+		return isset($conditionNameParts[1]) ? $conditionNameParts[1] : $conditionNameParts[0];
+	}
+}

plugins/system/nrframework/fields/nrdevice.php

@@ -0,0 +1,40 @@
+<?php
+/**
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+ */
+
+defined('_JEXEC') or die('Restricted access');
+
+use Joomla\CMS\HTML\HTMLHelper;
+use Joomla\CMS\Language\Text;
+
+require_once JPATH_PLUGINS . '/system/nrframework/helpers/fieldlist.php';
+
+class JFormFieldNRDevice extends NRFormFieldList
+{
+	/**
+	 *  Browsers List
+	 *
+	 *  @var  array
+	 */
+	public $options = array(
+        'desktop' => 'NR_DESKTOPS',
+        'mobile'  => 'NR_MOBILES',
+        'tablet'  => 'NR_TABLETS'
+	);
+
+	protected function getOptions()
+	{
+		asort($this->options);
+
+		foreach ($this->options as $key => $option)
+		{
+			$options[] = HTMLHelper::_('select.option', $key, Text::_($option));
+		}
+
+		return array_merge(parent::getOptions(), $options);
+	}
+}

plugins/system/nrframework/fields/nrdjcatalog2categories.php

@@ -0,0 +1,46 @@
+<?php
+/**
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+ */
+
+defined('_JEXEC') or die;
+
+require_once __DIR__ . '/treeselect.php';
+
+class JFormFieldNRDJCatalog2Categories extends JFormFieldNRTreeSelect
+{
+	/**
+	 * Indicates whether the options array should be sorted before render.
+	 *
+	 * @var boolean
+	 */
+	protected $sortTree = true;
+
+	/**
+	 * Indicates whether the options array should have the levels re-calculated
+	 * 
+	 * @var boolean
+	 */
+	protected $fixLevels = true;
+
+	/**
+	 * Get a list of all EventBooking Categories
+	 *
+	 * @return void
+	 */
+	protected function getOptions()
+	{
+        $db = $this->db;
+        
+		$query = $db->getQuery(true)
+			->select('id as value, name as text, parent_id as parent, IF (published=1, 0, 1) as disable')
+			->from('#__djc2_categories');
+
+		$db->setQuery($query);
+
+		return $db->loadObjectList();
+	}
+}

plugins/system/nrframework/fields/nrdjcfcategories.php

@@ -0,0 +1,47 @@
+<?php
+/**
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+ */
+
+defined('_JEXEC') or die;
+
+require_once __DIR__ . '/treeselect.php';
+
+class JFormFieldNRDJCFCategories extends JFormFieldNRTreeSelect
+{
+	/**
+	 * Indicates whether the options array should be sorted before render.
+	 *
+	 * @var boolean
+	 */
+    protected $sortTree = true;
+    
+	/**
+	 * Indicates whether the options array should have the levels re-calculated
+	 * 
+	 * @var boolean
+	 */
+	protected $fixLevels = true;
+    
+	/**
+	 * Get a list of all EventBooking Categories
+	 *
+	 * @return void
+	 */
+	protected function getOptions()
+	{
+		// Get a database object.
+        $db = $this->db;
+        
+		$query = $db->getQuery(true)
+			->select('id as value, name as text, parent_id as `parent`, IF (published=1, 0, 1) as disable')
+            ->from('#__djcf_categories');
+
+		$db->setQuery($query);
+
+		return $db->loadObjectList();
+	}
+}

plugins/system/nrframework/fields/nrdjeventscategories.php

@@ -0,0 +1,35 @@
+<?php
+/**
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+ */
+
+defined('_JEXEC') or die;
+
+require_once __DIR__ . '/treeselect.php';
+
+class JFormFieldNRDJEventsCategories extends JFormFieldNRTreeSelect
+{
+	/**
+	 * Get a list of all DJ Events Categories
+	 *
+	 * @return void
+	 */
+	protected function getOptions()
+	{
+		// Get a database object.
+        $db = $this->db;
+        
+		$query = $db->getQuery(true)
+			->select('a.id as value, a.name as text, 0 AS level, 0 as parent, 0 as disable')
+			->from('#__djev_cats as a')
+			->group('a.id, a.name')
+			->order('a.id ASC');
+			
+		$db->setQuery($query);
+
+		return $db->loadObjectList();
+	}
+}

plugins/system/nrframework/fields/nreasyblogcategories.php

@@ -0,0 +1,36 @@
+<?php
+/**
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+ */
+
+defined('_JEXEC') or die;
+
+require_once __DIR__ . '/treeselect.php';
+
+class JFormFieldNREasyBlogCategories extends JFormFieldNRTreeSelect
+{
+	/**
+	 * Get a list of all EventBooking Categories
+	 *
+	 * @return void
+	 */
+	protected function getOptions()
+	{
+		// Get a database object.
+        $db = $this->db;
+        
+		$query = $db->getQuery(true)
+			->select('a.id as value, a.title as text, COUNT(DISTINCT b.id) AS level, a.parent_id as parent, IF (a.published=1, 0, 1) as disable')
+			->from('#__easyblog_category as a')
+			->join('LEFT', '#__easyblog_category AS b on a.lft > b.lft AND a.rgt < b.rgt')
+			->group('a.id, a.title, a.lft')
+			->order('a.lft ASC');
+			
+		$db->setQuery($query);
+
+		return $db->loadObjectList();
+	}
+}

plugins/system/nrframework/fields/nreshopcategories.php

@@ -0,0 +1,48 @@
+<?php
+/**
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+ */
+
+defined('_JEXEC') or die;
+
+require_once __DIR__ . '/treeselect.php';
+
+class JFormFieldNREShopCategories extends JFormFieldNRTreeSelect
+{
+	/**
+	 * Indicates whether the options array should be sorted before render.
+	 *
+	 * @var boolean
+	 */
+	protected $sortTree = true;
+
+	/**
+	 * Indicates whether the options array should have the levels re-calculated
+	 * 
+	 * @var boolean
+	 */
+	protected $fixLevels = true;
+    
+	/**
+	 * Get a list of all EventBooking Categories
+	 *
+	 * @return void
+	 */
+	protected function getOptions()
+	{
+		// Get a database object.
+        $db = $this->db;
+        
+		$query = $db->getQuery(true)
+			->select('a.id as value, b.category_name as text, a.category_parent_id as parent, IF (a.published=1, 0, 1) as disable')
+			->from('#__eshop_categories as a')
+			->join('LEFT', '#__eshop_categorydetails AS b on a.id=b.category_id');
+
+		$db->setQuery($query);
+
+		return $db->loadObjectList();
+	}
+}

plugins/system/nrframework/fields/nreventbookingcategories.php

@@ -0,0 +1,40 @@
+<?php
+/**
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+ */
+
+defined('_JEXEC') or die;
+
+require_once __DIR__ . '/treeselect.php';
+
+class JFormFieldNREventBookingCategories extends JFormFieldNRTreeSelect
+{
+	/**
+	 * Indicates whether the options array should be sorted before render.
+	 *
+	 * @var boolean
+	 */
+	protected $sortTree = true;
+
+	/**
+	 * Get a list of all EventBooking Categories
+	 *
+	 * @return void
+	 */
+	protected function getOptions()
+	{
+		// Get a database object.
+		$db = $this->db;
+
+		$query = $db->getQuery(true)
+			->select('id as value, name as text, level, parent, IF (published=1, 0, 1) as disable')
+			->from('#__eb_categories');
+			
+		$db->setQuery($query);
+
+		return $db->loadObjectList();
+	}
+}

plugins/system/nrframework/fields/nrfonts.php

@@ -0,0 +1,44 @@
+<?php
+/**
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+ */
+
+defined('_JEXEC') or die('Restricted access');
+
+use Joomla\CMS\Form\Field\GroupedlistField;
+use Joomla\CMS\HTML\HTMLHelper;
+
+class JFormFieldNRFonts extends GroupedlistField
+{
+	/**
+	 * Method to get the field option groups.
+	 *
+	 * @return  array  The field option objects as a nested array in groups.
+	 *
+	 * @since   1.6
+	 */
+	protected function getGroups()
+	{
+		$groups = array();
+
+		foreach (NRFramework\Fonts::getFontGroups() as $name => $fontGroup)
+		{
+			// Initialize the group if necessary.
+			if (!isset($groups[$name]))
+			{
+				$groups[$name] = array();
+			}
+
+			foreach ($fontGroup as $font)
+			{
+				$groups[$name][] = HTMLHelper::_('select.option', $font, $font);
+			}
+		}
+
+		// Merge any additional groups in the XML definition.
+		return array_merge(parent::getGroups(), $groups);
+	}
+}

plugins/system/nrframework/fields/nrgridboxcategories.php

@@ -0,0 +1,47 @@
+<?php
+/**
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+ */
+
+defined('_JEXEC') or die;
+
+require_once __DIR__ . '/treeselect.php';
+
+class JFormFieldNRGridboxCategories extends JFormFieldNRTreeSelect
+{
+	/**
+	 * Indicates whether the options array should be sorted before render.
+	 *
+	 * @var boolean
+	 */
+    protected $sortTree = true;
+    
+	/**
+	 * Indicates whether the options array should have the levels re-calculated
+	 * 
+	 * @var boolean
+	 */
+	protected $fixLevels = true;
+
+	/**
+	 * Get a list of all Gridbox Categories
+	 *
+	 * @return void
+	 */
+	protected function getOptions()
+	{
+		// Get a database object.
+        $db = $this->db;
+        
+		$query = $db->getQuery(true)
+		->select('id as value, title as text, parent as parent, IF (published=1, 0, 1) as disable')
+		->from('#__gridbox_categories');
+			
+		$db->setQuery($query);
+
+		return $db->loadObjectList();
+	}
+}

plugins/system/nrframework/fields/nrgrouplevel.php

@@ -0,0 +1,37 @@
+<?php
+/**
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+ */
+
+defined('_JEXEC') or die;
+
+require_once __DIR__ . '/treeselect.php';
+
+class JFormFieldNRGroupLevel extends JFormFieldNRTreeSelect
+{
+	/**
+	 * A helper to get the list of user groups.
+	 * Logic from administrator\components\com_config\model\field\filters.php@getUserGroups
+	 * 
+	 * @return	object
+	 */
+	protected function getOptions()
+	{
+		// Get a database object.
+		$db = $this->db;
+
+		// Get the user groups from the database.
+		$query = $db->getQuery(true)
+			->select('a.id AS value, a.title AS text, COUNT(DISTINCT b.id) AS level')
+			->from('#__usergroups AS a')
+			->join('LEFT', '#__usergroups AS b on a.lft > b.lft AND a.rgt < b.rgt')
+			->group('a.id, a.title, a.lft')
+			->order('a.lft ASC');
+		$db->setQuery($query);
+
+		return $db->loadObjectList();
+	}
+}

plugins/system/nrframework/fields/nrhikashopcategories.php

@@ -0,0 +1,38 @@
+<?php
+/**
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+ */
+
+defined('_JEXEC') or die;
+
+require_once __DIR__ . '/treeselect.php';
+
+class JFormFieldNRHikaShopCategories extends JFormFieldNRTreeSelect
+{
+	/**
+	 * Get a list of all EventBooking Categories
+	 *
+	 * @return void
+	 */
+	protected function getOptions()
+	{
+		// Get a database object.
+        $db = $this->db;
+        
+		$query = $db->getQuery(true)
+			->select('a.category_id as value, a.category_name as text, (a.category_depth - 1) AS level, a.category_parent_id as parent, IF (a.category_published=1, 0, 1) as disable')
+			->from('#__hikashop_category as a')
+			->join('LEFT', '#__hikashop_category AS b on a.category_left > b.category_left AND a.category_right < b.category_right')
+			->group('a.category_id, a.category_name, a.category_left')
+			->where($db->quoteName('a.category_type') . ' = ' . $db->quote('product'))
+			->where($db->quoteName('a.category_id') . ' > 2')
+			->order('a.category_left ASC');
+			
+		$db->setQuery($query);
+
+		return $db->loadObjectList();
+	}
+}

plugins/system/nrframework/fields/nricagendacategories.php

@@ -0,0 +1,40 @@
+<?php
+/**
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+ */
+
+defined('_JEXEC') or die;
+
+require_once __DIR__ . '/treeselect.php';
+
+class JFormFieldNRICagendaCategories extends JFormFieldNRTreeSelect
+{
+	/**
+	 * Indicates whether the options array should be sorted before render.
+	 *
+	 * @var boolean
+	 */
+	protected $sortTree = true;
+
+	/**
+	 * Get a list of all iCagenda Categories
+	 *
+	 * @return void
+	 */
+	protected function getOptions()
+	{
+		// Get a database object.
+		$db = $this->db;
+
+		$query = $db->getQuery(true)
+			->select('id as value, title as text, 0 as level, 0 as parent, IF (state=1, 0, 1) as disable')
+			->from('#__icagenda_category');
+			
+		$db->setQuery($query);
+
+		return $db->loadObjectList();
+	}
+}

plugins/system/nrframework/fields/nrimagesselector.php

@@ -0,0 +1,165 @@
+<?php
+
+/**
+ * @package         Advanced Custom Fields
+ * @version         2.8.8 Pro
+ * 
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+*/
+
+defined('_JEXEC') or die('Restricted access');
+
+use Joomla\CMS\Form\Field\TextField;
+use Joomla\CMS\Layout\FileLayout;
+use Joomla\CMS\HTML\HTMLHelper;
+use Joomla\Registry\Registry;
+use Joomla\CMS\Uri\Uri;
+use NRFramework\Functions;
+
+class JFormFieldNRImagesSelector extends TextField
+{
+    /**
+	 * Renders the Images Selector
+	 *
+	 * @return  string  The field input markup.
+	 */
+	protected function getInput()
+	{
+		$field_attributes = (array) $this->element->attributes();
+		$attributes = isset($field_attributes["@attributes"]) ? $field_attributes["@attributes"] : null;
+		$field_attributes = new Registry($attributes);
+
+		if (!$images = $field_attributes->get('images', ''))
+		{
+			return;
+		}
+
+		$pro_items = array_filter(array_map('trim', explode(',', $field_attributes->get('pro_items', ''))));
+		$columns = (int) $field_attributes->get('columns', 1);
+		$item_width = $field_attributes->get('item_width', 'auto');
+		$image_width = $field_attributes->get('image_width', '');
+		$width = $field_attributes->get('width', '100%');
+		$height = $field_attributes->get('height', '');
+		$key_type = $field_attributes->get('key_type', null);
+		$mode = $field_attributes->get('mode', null);
+		$gap = $field_attributes->get('gap', '10px');
+		$item_gap = $field_attributes->get('item_gap', null);
+
+		$class = [];
+		
+		if (!empty($this->class))
+		{
+			$class[] = $this->class;
+		}
+
+		$images = $this->parseImages($images, $mode);
+
+		// load CSS
+		HTMLHelper::script('plg_system_nrframework/images-selector-field.js', ['relative' => true, 'version' => true]);
+		HTMLHelper::stylesheet('plg_system_nrframework/images-selector-field.css', ['relative' => true, 'version' => true]);
+		
+		$layout = new FileLayout('imagesselector', JPATH_PLUGINS . '/system/nrframework/layouts');
+
+		$data = [
+			'value'       => !empty($this->value) ? $this->value : $this->default,
+			'name' 	      => $this->name,
+			'class'       => implode(' ', $class),
+			'key_type'    => $key_type,
+			'images'      => $images,
+			'columns'     => $columns,
+			'id'  	      => $this->id,
+			'required'    => $this->required,
+			'item_width'  => $item_width,
+			'image_width' => $image_width,
+			'width'       => $width,
+			'height'      => $height,
+			'mode'    	  => $mode,
+			'gap'    	  => $gap,
+			'item_gap'    => $item_gap,
+			'pro_items'   => $pro_items
+		];
+		
+        return $layout->render($data);
+	}
+
+	/**
+	 * Parse images.
+	 * 
+	 * @param   array   $images
+	 * @param   string  $mode
+	 */
+	private function parseImages($images = [], $mode = null)
+	{
+		// Links
+		if ($mode === 'links')
+		{
+			$images = json_decode($images, true);
+
+			$site_url = Uri::root();
+
+			// Replace {{SITE_URL}}
+			foreach ($images as &$image)
+			{
+				$image['url'] = str_replace('{{SITE_URL}}', $site_url, $image['url']);
+			}
+			
+			return $images;
+		}
+
+		// Paths to images
+		$paths = explode(',', $images);
+
+		$images = [];
+		foreach ($paths as $key => $path)
+		{
+			// skip empty paths
+			if (empty(rtrim(ltrim($path, ' '), ' ')))
+			{
+				continue;
+			}
+
+			if ($imgs = $this->getImagesFromPath($path))
+			{
+				// add new images to array of images
+				$images = array_merge($images, $imgs);
+			}
+			else
+			{
+				// check if image exist
+				if (file_exists(JPATH_ROOT . '/' . ltrim($path, ' /')))
+				{
+					// add new image to array of images
+					$images[] = ltrim($path, ' /');
+				}
+			}
+		}
+
+		return $images;
+	}
+
+    /**
+     * Returns all images in path
+     * 
+     * @return  mixed
+     */
+	private function getImagesFromPath($path)
+	{
+		$folder = JPATH_ROOT . '/' . ltrim($path, ' /');
+
+		if (!is_dir($folder) || !$folder_files = scandir($folder))
+		{
+			return false;
+		}
+		
+		$images = array_diff($folder_files, array('.', '..', '.DS_Store'));
+		$images = array_values($images);
+
+		// prepend path to image file names
+		array_walk($images, function(&$value, $key) use ($path) { $value = ltrim($path, ' /') . '/' . $value; } );
+		
+		return $images;
+	}
+}

plugins/system/nrframework/fields/nrinlinefileupload.php

@@ -0,0 +1,153 @@
+<?php
+/**
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+ */
+
+defined('_JEXEC') or die('Restricted access');
+
+use Joomla\CMS\Layout\FileLayout;
+use Joomla\Registry\Registry;
+use Joomla\CMS\Language\Text;
+
+require_once dirname(__DIR__) . '/helpers/field.php';
+
+class JFormFieldNRInlineFileUpload extends NRFormField
+{
+	/**
+	 * Method to get the field input markup.
+	 *
+	 * @return  string  The field input markup.
+	 */
+	protected function getInput()
+	{
+		$layout = new FileLayout('inlinefileupload', JPATH_PLUGINS . '/system/nrframework/layouts');
+
+		$data = [
+			'value' => $this->value,
+			'name' => $this->name,
+			'accept' => $this->get('accept'),
+			'upload_folder' => base64_encode($this->get('upload_folder'))
+		];
+
+		return $layout->render($data);
+	}
+
+    /**
+     * Handles the AJAX request
+     *
+     * @param   array    $options
+     *
+     * @return  array
+     */
+    public function onAjax($options)
+    {
+		$options = new Registry($options);
+
+		if ($options->get('action') == 'remove')
+		{
+			$this->onRemove($options);
+			return;
+		}
+
+		$this->onUpload();
+	}
+
+	/**
+	 * On file upload.
+	 * 
+	 * @return  string
+	 */
+	private function onUpload()
+	{
+		// Make sure we have a valid file passed
+        if (!$file = $this->app->input->files->get('file', null, 'cmd'))
+        {
+            echo json_encode([
+				'error' => true,
+				'response' => Text::_('NR_UPLOAD_ERROR_INVALID_FILE')
+			]);
+			jexit();
+		}
+
+		// ensure an upload folder was given
+		if (!$upload_folder = $this->app->input->get('upload_folder', null, 'cmd'))
+		{
+            echo json_encode([
+				'error' => true,
+				'response' => Text::_('NR_UPLOAD_FOLDER_MISSING')
+			]);
+			jexit();
+		}
+
+		// ensure we can decode its value
+		if (!$upload_folder = base64_decode($upload_folder))
+		{
+            echo json_encode([
+				'error' => true,
+				'response' => Text::_('NR_UPLOAD_FOLDER_INVALID')
+			]);
+			jexit();
+		}
+
+		$uploaded_file = null;
+		$file_size = 0;
+		$file_name = null;
+
+		// try to upload the file.
+		try {
+			$uploaded_file = \NRFramework\File::upload($file, JPATH_ROOT . DIRECTORY_SEPARATOR . $upload_folder, ['text/plain', 'text/csv'], false, true);
+			$filePathInfo = NRFramework\File::pathinfo($uploaded_file);
+			$file_name = $filePathInfo['basename'];
+            $file_size = file_exists($uploaded_file) ? filesize($uploaded_file) : 0;
+			$file_size = $file_size ? number_format($file_size / 1024, 2) . ' KB' : $file_size;
+		} catch (\Throwable $th)
+		{
+            echo json_encode([
+				'error' => true,
+				'response' => $th->getMessage()
+			]);
+			jexit();
+		}
+		
+		echo json_encode([
+			'error' => false,
+			'response' => Text::_('NR_FILE_UPLOADED_SUCCESSFULLY'),
+			'file_name' => base64_encode($file_name),
+			'file' => base64_encode($uploaded_file),
+			'file_size' => $file_size
+		]);
+		jexit();
+	}
+
+	/**
+	 * On file removal.
+	 * 
+	 * @return  string
+	 */
+	private function onRemove($options)
+	{
+		if (!$file = $options->get('remove_file'))
+		{
+            echo json_encode([
+				'error' => true,
+				'response' => Text::_('NR_UPLOAD_ERROR_INVALID_FILE')
+			]);
+			jexit();
+		}
+
+		// If file exists, remove it
+		if (file_exists($file))
+		{
+			unlink($file);
+		}
+
+		echo json_encode([
+			'error' => false,
+			'response' => Text::_('NR_FILE_DELETED')
+		]);
+		jexit();
+	}
+}

plugins/system/nrframework/fields/nrjbusinessdirectorycategories.php

@@ -0,0 +1,39 @@
+<?php
+/**
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+ */
+
+defined('_JEXEC') or die;
+
+require_once __DIR__ . '/treeselect.php';
+
+class JFormFieldNRJBusinessDirectoryCategories extends JFormFieldNRTreeSelect
+{
+	/**
+	 * Get a list of all J-BusinessDirectory Categories
+	 *
+	 * @return void
+	 */
+	protected function getOptions()
+	{
+        $filter_type = isset($this->element['filter_type']) ? (string) $this->element['filter_type'] : 1;
+		
+		// Get a database object.
+        $db = $this->db;
+        
+		$query = $db->getQuery(true)
+			->select('a.id as value, a.name as text, a.level AS level, a.parent_id as parent, IF (a.published=1, 0, 1) as disable')
+			->from('#__jbusinessdirectory_categories as a')
+            ->join('LEFT', '#__jbusinessdirectory_categories AS b on a.lft > b.lft AND a.rgt < b.rgt')
+            ->where($db->quoteName('a.type') . ' = ' . $db->q($filter_type))
+			->group('a.id, a.name, a.lft')
+			->order('a.lft ASC');
+			
+		$db->setQuery($query);
+
+		return $db->loadObjectList();
+	}
+}

plugins/system/nrframework/fields/nrjcalprocategories.php

@@ -0,0 +1,37 @@
+<?php
+/**
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+ */
+
+defined('_JEXEC') or die;
+
+require_once __DIR__ . '/treeselect.php';
+
+class JFormFieldNRJCalProCategories extends JFormFieldNRTreeSelect
+{
+	/**
+	 * Get a list of all EventBooking Categories
+	 *
+	 * @return void
+	 */
+	protected function getOptions()
+	{
+		// Get a database object.
+        $db = $this->db;
+        
+		$query = $db->getQuery(true)
+			->select('a.id as value, a.title as text, COUNT(DISTINCT b.id) AS level, a.parent_id as parent, IF (a.published=1, 0, 1) as disable')
+			->from('#__categories as a')
+            ->join('LEFT', '#__categories AS b on a.lft > b.lft AND a.rgt < b.rgt')
+            ->where('a.extension = "com_jcalpro"')
+			->group('a.id, a.title, a.lft')
+			->order('a.lft ASC');
+			
+		$db->setQuery($query);
+
+		return $db->loadObjectList();
+	}
+}

plugins/system/nrframework/fields/nrjeventscategories.php

@@ -0,0 +1,37 @@
+<?php
+/**
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+ */
+
+defined('_JEXEC') or die;
+
+require_once __DIR__ . '/treeselect.php';
+
+class JFormFieldNRJEventsCategories extends JFormFieldNRTreeSelect
+{
+	/**
+	 * Get a list of all EventBooking Categories
+	 *
+	 * @return void
+	 */
+	protected function getOptions()
+	{
+		// Get a database object.
+        $db = $this->db;
+        
+		$query = $db->getQuery(true)
+			->select('a.id as value, a.title as text, COUNT(DISTINCT b.id) AS level, a.parent_id as parent, IF (a.published=1, 0, 1) as disable')
+			->from('#__categories as a')
+            ->join('LEFT', '#__categories AS b on a.lft > b.lft AND a.rgt < b.rgt')
+            ->where('a.extension = "com_jevents"')
+			->group('a.id, a.title, a.lft')
+			->order('a.lft ASC');
+			
+		$db->setQuery($query);
+
+		return $db->loadObjectList();
+	}
+}

plugins/system/nrframework/fields/nrjreviewscategories.php

@@ -0,0 +1,38 @@
+<?php
+/**
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+ */
+
+defined('_JEXEC') or die;
+
+require_once __DIR__ . '/treeselect.php';
+
+class JFormFieldNRJReviewsCategories extends JFormFieldNRTreeSelect
+{
+	/**
+	 * Get a list of all JReviews Categories
+	 *
+	 * @return void
+	 */
+	protected function getOptions()
+	{
+		// Get a database object.
+        $db = $this->db;
+        
+		$query = $db->getQuery(true)
+			->select('a.id as value, a.title as text, COUNT(DISTINCT b.id) AS level, a.parent_id as parent, IF (a.published=1, 0, 1) as disable')
+			->from('#__jreviews_categories as jrc')
+			->join('LEFT', '#__categories AS a on jrc.id = a.id')
+            ->join('LEFT', '#__categories AS b on a.lft > b.lft AND a.rgt < b.rgt')
+			->where('a.extension = "com_content"')
+			->group('a.id, a.title, a.lft')
+			->order('a.lft ASC');
+			
+		$db->setQuery($query);
+
+		return $db->loadObjectList();
+	}
+}

plugins/system/nrframework/fields/nrjshoppingcategories.php

@@ -0,0 +1,66 @@
+<?php
+/**
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+ */
+
+defined('_JEXEC') or die;
+
+require_once __DIR__ . '/treeselect.php';
+
+class JFormFieldNRJShoppingCategories extends JFormFieldNRTreeSelect
+{
+	/**
+	 * Indicates whether the options array should be sorted before render.
+	 *
+	 * @var boolean
+	 */
+	protected $sortTree = true;
+
+	/**
+	 * Indicates whether the options array should have the levels re-calculated
+	 * 
+	 * @var boolean
+	 */
+	protected $fixLevels = true;
+    
+	/**
+	 * Get a list of all EventBooking Categories
+	 *
+	 * @return void
+	 */
+	protected function getOptions()
+	{
+		// Get a database object.
+		$db = $this->db;
+
+		$query = $db->getQuery(true)
+			->select($db->quoteName('name_' . $this->getLanguage(), 'text'))
+			->select('category_id as value, category_parent_id as parent, IF (category_publish=1, 0, 1) as disable')
+			->from('#__jshopping_categories');
+
+		$db->setQuery($query);
+
+		return $db->loadObjectList();
+	}
+
+	/**
+     *  JoomShopping is using different columns per language. Therefore, we need to use their API to get the default language code.
+     *
+     *  @return  string
+     */
+    private function getLanguage($default = 'en-GB')
+    {	
+		// Silent inclusion.
+        @include_once JPATH_SITE . '/components/com_jshopping/lib/factory.php';
+
+        if (!class_exists('JSFactory'))
+        {
+            return $default;
+        }
+
+		return JSFactory::getConfig()->defaultLanguage;
+    }
+}

plugins/system/nrframework/fields/nrk2.php

@@ -0,0 +1,155 @@
+<?php
+/**
+ * @author          Tassos.gr <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+ */
+
+defined('_JEXEC') or die('Restricted access');
+
+use Joomla\CMS\HTML\HTMLHelper;
+use Joomla\CMS\Language\Text;
+
+require_once JPATH_PLUGINS . '/system/nrframework/helpers/groupfield.php';
+
+class JFormFieldNRK2 extends NRFormGroupField
+{
+    public $type = 'K2';
+
+    /**
+     *  Pagetypes options
+     *
+     *  @var  array
+     */
+    public $pagetype_options = array(
+        'itemlist_category' => 'NR_ASSIGN_K2_CATEGORY_OPTION',
+        'item_item'         => 'NR_ASSIGN_K2_ITEM_OPTION',
+        'item_itemform'     => 'NR_ASSIGN_K2_ITEM_FORM_OPTION',
+        'latest_latest'     => 'NR_ASSIGN_K2_LATEST_OPTION',
+        'itemlist_tag'      => 'NR_ASSIGN_K2_TAG_OPTION',
+        'itemlist_user'     => 'NR_ASSIGN_K2_USER_PAGE_OPTION'
+    );
+
+    
+    public function getItems()
+    {
+        $query = $this->db->getQuery(true);
+        $query
+            ->select('i.id, i.title as name, i.language, c.name as cat, i.published')
+            ->from('#__k2_items as i')
+            ->join('LEFT', '#__k2_categories AS c ON c.id = i.catid')
+            ->order('i.title, i.ordering, i.id');
+        $this->db->setQuery($query);
+		$list = $this->db->loadObjectList();
+
+		return $this->getOptionsByList($list, array('language', 'cat', 'id'));
+    }
+
+    public function getPagetypes()
+    {
+        asort($this->pagetype_options);
+
+		foreach ($this->pagetype_options as $key => $option)
+		{
+			$options[] = HTMLHelper::_('select.option', $key, Text::_($option));
+		}
+
+		return $options;
+    }
+
+    public function getTags()
+    {
+        $query = $this->db->getQuery(true);
+        $query
+            ->select('t.id, t.name')
+            ->from('#__k2_tags as t')
+            ->order('t.id');
+        $this->db->setQuery($query);
+        $list = $this->db->loadObjectList();
+
+        return $this->getOptionsByList($list);        
+    }
+
+    public function getCategories()
+    {
+        $query = $this->db->getQuery(true);
+        $query
+            ->select('c.id, c.name, c.parent, c.published, c.language')
+            ->from('#__k2_categories as c')
+            ->where('c.trash = 0')
+            ->where('c.id != c.parent')
+            ->order('c.ordering');
+        $this->db->setQuery($query);
+        $cats = $this->db->loadObjectList();
+
+        $options = [];
+        // get category levels
+        foreach ($cats as $c)
+        {
+            $level = 0;
+            $parent_id = (int)$c->parent;
+
+            while ($parent_id)
+            {
+                $level++;
+                $parent_id = $this->getNextParentId($cats, $parent_id);
+            }
+
+            $c->level = $level;
+            $options[] = $c;
+        }
+
+        // sort options
+        $options = $this->sortTreeSelectOptions($options);        
+        return $this->getOptionsByList($options, array('language'));
+    }
+
+    /**
+     *  Sorts treeselect options
+     * 
+     *  @param  array $options
+     *  @param  int   $parent_id
+     * 
+     *  @return array
+     */
+    protected function sortTreeSelectOptions($options, $parent_id = 0)
+    {
+        if (empty($options))
+        {
+            return [];
+        }
+
+        $result = [];
+
+        $sub_options = array_filter($options, function($option) use($parent_id)
+        {
+            return $option->parent == $parent_id;
+        });
+
+        foreach ($sub_options as $option)
+        {
+            $result[] = $option;
+            $result = array_merge($result, $this->sortTreeSelectOptions($options, $option->id));
+        }
+
+        return $result;
+    }
+
+    /**
+     *  Returns the next parent id
+     *  Helper method for getCategories
+     * 
+     *  @return int
+     */
+    protected function getNextParentId($categories, $current_pid)
+    {
+        foreach($categories as $c)
+        {
+            if ((int)$c->id === $current_pid)
+            {
+                return (int)$c->parent;
+            }
+        }
+    }
+}

plugins/system/nrframework/fields/nrmenuitems.php

@@ -0,0 +1,126 @@
+<?php
+/**
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+ */
+
+defined('_JEXEC') or die;
+
+use Joomla\CMS\Language\Text;
+use Joomla\CMS\Factory;
+use \NRFramework\HTML;
+
+require_once dirname(__DIR__) . '/helpers/field.php';
+
+class JFormFieldNRMenuItems extends NRFormField
+{
+	/**
+	 * Output the HTML for the field
+	 * Example of usage: <field name="field_name" type="nrmenuitems" label="NR_SELECTION" />
+	 */
+	protected function getInput()
+	{
+		$size    = $this->get('size', 300);
+		$options = $this->getMenuItems();
+
+		return HTML::treeselect($options, $this->name, $this->value, $this->id, $size);
+	}
+
+	/**
+	 * Get a list of menu links for one or all menus.
+	 * Logic from administrator\components\com_menus\helpers\menus.php@getMenuLinks()
+	 */
+	public function getMenuItems()
+	{
+		NRFramework\Functions::loadLanguage('com_menus', JPATH_ADMINISTRATOR);
+		$db = $this->db;
+
+		// Prevent the "The SELECT would examine more than MAX_JOIN_SIZE rows; " MySQL error
+		// on websites with a big number of menu items in the db.
+		$db->setQuery('SET SQL_BIG_SELECTS = 1')->execute();
+
+		$query = $db->getQuery(true)
+			->select('a.id AS value, a.title AS text, a.alias, a.level, a.menutype, a.type, a.template_style_id, a.checked_out, a.language')
+			->from('#__menu AS a')
+			->join('LEFT', $db->quoteName('#__menu') . ' AS b ON a.lft > b.lft AND a.rgt < b.rgt')
+			->where('a.published != -2')
+			->group('a.id, a.alias, a.title, a.level, a.menutype, a.type, a.template_style_id, a.checked_out, a.lft, a.language')
+			->order('a.lft ASC');
+
+		// Get the options.
+		$db->setQuery($query);
+
+		try
+		{
+			$links = $db->loadObjectList();
+		}
+		catch (RuntimeException $e)
+		{
+			Factory::getApplication()->enqueueMessage($e->getMessage());
+			return false;
+		}
+
+		// Group the items by menutype.
+		$query->clear()
+			->select('*')
+			->from('#__menu_types')
+			->where('menutype <> ' . $db->quote(''))
+			->order('title, menutype');
+		$db->setQuery($query);
+
+		try
+		{
+			$menuTypes = $db->loadObjectList();
+		}
+		catch (RuntimeException $e)
+		{
+			Factory::getApplication()->enqueueMessage($e->getMessage());
+			return false;
+		}
+
+		// Create a reverse lookup and aggregate the links.
+		$rlu = array();
+		foreach ($menuTypes as &$type)
+		{
+			$type->value      = 'type.' . $type->menutype;
+			$type->text       = $type->title;
+			$type->level      = 0;
+			$type->class      = 'hidechildren';
+			$type->labelclass = 'nav-header';
+
+			$rlu[$type->menutype] = &$type;
+			$type->links          = array();
+		}
+
+		foreach ($links as &$link)
+		{
+			if (isset($rlu[$link->menutype]))
+			{
+				if (preg_replace('#[^a-z0-9]#', '', strtolower($link->text)) !== preg_replace('#[^a-z0-9]#', '', $link->alias))
+				{
+					$link->text .= ' <small>[' . $link->alias . ']</small>';
+				}
+
+				if ($link->language && $link->language != '*')
+				{
+					$link->text .= ' <small>(' . $link->language . ')</small>';
+				}
+
+				if ($link->type == 'alias')
+				{
+					$link->text .= ' <small>(' . Text::_('COM_MENUS_TYPE_ALIAS') . ')</small>';
+					$link->disable = 1;
+				}
+
+				$rlu[$link->menutype]->links[] = &$link;
+
+				unset($link->menutype);
+			}
+		}
+
+		return $menuTypes;
+	}
+
+}

plugins/system/nrframework/fields/nrmodulepositions.php

@@ -0,0 +1,70 @@
+<?php
+
+/**
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+*/
+
+// No direct access to this file
+defined('_JEXEC') or die;
+
+use Joomla\CMS\HTML\HTMLHelper;
+use Joomla\CMS\Language\Text;
+
+require_once JPATH_PLUGINS . '/system/nrframework/helpers/fieldlist.php';
+
+class JFormFieldNRModulePositions extends NRFormFieldList
+{
+    /**
+     * Method to get a list of options for a list input.
+     *
+     * @return  array  An array of options.
+     */
+    protected function getOptions()
+    {
+        // get templates
+        $templates = $this->getTemplates();
+
+        require_once JPATH_ADMINISTRATOR . '/components/com_templates/helpers/templates.php';
+
+        // get all position options
+        $options = [];
+
+        $options[] = HTMLHelper::_('select.option', '',  Text::_('NR_NONE_SELECTED'));
+        foreach ($templates as $template) {
+            $options[] = HTMLHelper::_('select.option', '<OPTGROUP>', $template->name);
+
+            // find all positions for template
+            $positions = TemplatesHelper::getPositions(0, $template->element);
+            foreach ($positions as $position) {
+                $options[] = HTMLHelper::_('select.option', $position, $position);
+            }
+
+            $options[] = HTMLHelper::_('select.option', '</OPTGROUP>');
+        }
+
+        return array_merge(parent::getOptions(), $options);
+    }
+
+    /**
+     * Returns all enabled templates
+     * 
+     * @return  object
+     */
+    private function getTemplates()
+    {
+        $db = $this->db;
+
+        $query = $db->getQuery(true);
+        $query->select('element, name, enabled');
+        $query->from('#__extensions');
+        $query->where('client_id = 0');
+        $query->where('type = '.$db->quote('template'));
+        $query->where('enabled = 1');
+        $db->setQuery($query);
+
+        return $db->loadObjectList();
+    }
+}

plugins/system/nrframework/fields/nrmodules.php

@@ -0,0 +1,59 @@
+<?php
+
+/**
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+*/
+
+// No direct access to this file
+defined('_JEXEC') or die;
+
+use Joomla\CMS\HTML\HTMLHelper;
+use Joomla\CMS\Language\Text;
+
+require_once JPATH_PLUGINS . '/system/nrframework/helpers/fieldlist.php';
+
+class JFormFieldNRModules extends NRFormFieldList
+{
+    /**
+     * Provide a list of all published modules.
+     *
+     * @return   array   An array of options.
+     */
+    protected function getOptions()
+    {
+        // Get modules
+        $modules = $this->getModules();
+
+        // get all position options
+        $options = [];
+
+        $options[] = HTMLHelper::_('select.option', '',  Text::_('NR_NONE_SELECTED'));
+        foreach ($modules as $module) {
+            $options[] = HTMLHelper::_('select.option', $module->id, $module->title . ' (' . $module->id . ')');
+        }
+
+        return array_merge(parent::getOptions(), $options);
+    }
+
+    /**
+     * Returns all enabled modules.
+     * 
+     * @return  object
+     */
+    private function getModules()
+    {
+        $db = $this->db;
+
+        $query = $db->getQuery(true);
+        $query->select('id, title');
+        $query->from('#__modules');
+        $query->where('published = 1');
+        $query->where('client_id = 0');
+        $db->setQuery($query);
+
+        return $db->loadObjectList();
+    }
+}

plugins/system/nrframework/fields/nrnumber.php

@@ -0,0 +1,42 @@
+<?php
+
+/**
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+*/
+
+// No direct access to this file
+defined('_JEXEC') or die;
+
+use Joomla\CMS\Form\Field\NumberField;
+use Joomla\CMS\Language\Text;
+
+class JFormFieldNRNumber extends NumberField
+{
+    /**
+     *  Method to render the input field
+     *
+     *  @return  string  
+     */
+    function getInput()
+    {   
+        $parent = parent::getInput();
+        $addon  = (string) $this->element['addon'];
+
+        if (empty($addon))
+        {
+            return $parent;
+        }
+
+        return '
+            <div class="input-append input-group">
+                ' . $parent . '
+                <span class="add-on input-group-append">
+                    <span class="input-group-text" style="font-size:inherit;">' . Text::_($addon) . '</span>
+                </span>
+            </div>
+        ';
+    }
+}

plugins/system/nrframework/fields/nros.php

@@ -0,0 +1,44 @@
+<?php
+/**
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+ */
+
+defined('_JEXEC') or die('Restricted access');
+
+use Joomla\CMS\HTML\HTMLHelper;
+use Joomla\CMS\Language\Text;
+
+require_once JPATH_PLUGINS . '/system/nrframework/helpers/fieldlist.php';
+
+class JFormFieldNROs extends NRFormFieldList
+{
+	/**
+	 *  Browsers List
+	 *
+	 *  @var  array
+	 */
+	public $options = array(
+        'linux'      => 'NR_LINUX',
+        'mac'        => 'NR_MAC',
+        'android'    => 'NR_ANDROID',
+        'ios'        => 'NR_IOS',
+        'windows'    => 'NR_WINDOWS',
+        'blackberry' => 'NR_BLACKBERRY',
+        'chromeos'   => 'NR_CHROMEOS'
+	);
+	
+	protected function getOptions()
+	{
+		asort($this->options);
+
+		foreach ($this->options as $key => $option)
+		{
+			$options[] = HTMLHelper::_('select.option', $key, Text::_($option));
+		}
+
+		return array_merge(parent::getOptions(), $options);
+	}
+}

plugins/system/nrframework/fields/nrrangeslider.php

@@ -0,0 +1,55 @@
+<?php
+
+/**
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+*/
+
+// No direct access to this file
+defined('_JEXEC') or die;
+
+require_once dirname(__DIR__) . '/helpers/field.php';
+
+class JFormFieldNRRangeSlider extends NRFormField
+{
+    /**
+     *  Method to render the input field
+     *
+     *  @return  string  
+     */
+    protected function getInput()
+    {
+        $min = isset($this->element['min']) ? (float) $this->element['min'] : null;
+        $max = isset($this->element['max']) ? (float) $this->element['max'] : null;
+        $step = isset($this->element['step']) ? (float) $this->element['step'] : null;
+
+        $payload = [
+            'name' => $this->name,
+            'value' => (float) $this->value
+        ];
+
+        if ($min)
+        {
+            $payload['min'] = $min;
+        }
+        if ($max)
+        {
+            $payload['max'] = $max;
+        }
+        if ($step)
+        {
+            $payload['step'] = $step;
+        }
+
+        if ($this->class)
+        {
+            $payload['css_class'] = $this->class;
+        }
+        
+        $slider = \NRFramework\Widgets\Helper::render('RangeSlider', $payload);
+        
+        return $slider;
+    }
+}

plugins/system/nrframework/fields/nrresponsivecontrol.php

@@ -0,0 +1,685 @@
+<?php
+
+/**
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+*/
+
+// No direct access to this file
+defined('_JEXEC') or die;
+
+use Joomla\CMS\Form\Field\TextField;
+use Joomla\CMS\Layout\FileLayout;
+use Joomla\CMS\HTML\HTMLHelper;
+
+class JFormFieldNRResponsiveControl extends TextField
+{
+    protected $breakpoint = 'desktop';
+    
+    protected $hide_device_selector = false;
+
+    /**
+     *  Method to render the input field
+     *
+     *  @return  string  
+     */
+    function getInput()
+    {
+        return $this->getLayout();
+    }
+
+    /**
+     * Returns html for all devices
+     * 
+     * @return  array
+     */
+    private function getFieldsData()
+    {
+        if ($this->hasSubform())
+        {
+            return $this->getSubformFieldsData();
+        }
+        
+        return $this->getSubtypeFieldsData();
+    }
+
+    private function getSubtypeFieldsData()
+    {
+        $name = (string) $this->element['name'];
+
+        $breakpoints = \NRFramework\Helpers\Responsive::getBreakpoints();
+
+        $device = $this->breakpoint;
+
+        // Control default value
+        $control_default = json_decode($this->default, true);
+
+        $units = isset($this->element['subtype_units']) ? array_filter(array_unique(array_map('trim', explode(',', (string) $this->element['subtype_units'])))) : [];
+
+        // Default value of the input for breakpoint
+        $default = $control_default && isset($control_default[$device]) ? $control_default[$device] : ($device === 'desktop' ? $this->default : null);
+
+        $field_data = $this->getFieldInputByDevice($name, $device, $default);
+
+        // Render layout
+        $payload = [
+            'device' => $device,
+            'breakpoint' => $breakpoints[$device],
+            'breakpoints' => $breakpoints,
+            'html' => $field_data['html'],
+            'name' => $this->name . '[' . $name . '][' . $device . ']',
+            'hide_device_selector' => $this->hide_device_selector,
+            'units' => $units,
+            'unit' => $field_data['unit'] ? $field_data['unit'] : ($units ? $units[0] : null),
+            'is_linked' => $field_data['linked'],
+        ];
+
+        $layout = new FileLayout('responsive_control_item', JPATH_PLUGINS . '/system/nrframework/layouts');
+
+        return $layout->render($payload);
+    }
+
+    /**
+     * Returns the field's title and value
+     * 
+     * @param   string  $field_name     The field name of the field.
+     * @param   string  $device         The breakpoint of the field.
+     * @param   string  $default        The default value of the field.
+     * 
+     * @return  array
+     */
+    private function getFieldInputByDevice($field_name, $device, $default = null)
+    {
+        $data = [];
+
+        /**
+         * TODO: Remove this in the future.
+         * 
+         * This is for compatibility purposes with versions < 6.0.3 as any previous
+         * value set, should now only be visible on the desktop breakpoint.
+         */
+        $input_value = $this->form->getValue($field_name, $this->group);
+        $input_value = is_string($input_value) && json_decode($input_value, true) ? json_decode($input_value, true) : $input_value;
+
+        // Get input value
+        $value = $this->getFieldInputValue($field_name, $device);
+
+        // If no value is set, get the default value (if given)
+        if (is_null($value) && $default)
+        {
+            $value = $default;
+        }
+    
+        $field_type = isset($this->element['subtype']) ? (string) $this->element['subtype'] : 'text';
+
+        /**
+         * TODO: Remove this in the future.
+         * 
+         * This is for compatibility purposes, as any previous
+         * value set (i.e. 500, 250px, etc...),
+         * should now only be set on the desktop device and
+         * other devices (tablet, mobile) should inherit the value.
+         */
+        if (!is_null($input_value) && $input_value !== '' && is_scalar($input_value))
+        {
+            $value = '';
+
+            // Explicit case for NRToggle and "auto" values. Set the same value across all breakpoints.
+            if (strtolower($field_type) === 'nrtoggle' || $input_value === 'auto')
+            {
+                $value = $input_value;
+            }
+            else
+            {
+                if ($device === 'desktop')
+                {
+                    $is_dimension_control = in_array($field_type, ['TFBorderRadiusControl', 'TFDimensionControl']);
+
+                    if ($is_dimension_control)
+                    {
+                        $input_type = $field_type === 'TFDimensionControl' ? 'margin_padding' : 'border_radius';
+                        $value = \NRFramework\Helpers\Controls\Spacing::parseInputValue($input_value, $input_type);
+                        $value['linked'] = '1';
+                    }
+                    else
+                    {
+                        $value = \NRFramework\Helpers\Controls\Control::findUnitInValue($input_value);
+                    }
+                }
+            }
+        }
+
+        /**
+         * Units are set only to these fields:
+         * 
+         * TFBorderRadiusControl
+         * TFDimensionControl
+         * TFUnitControl
+         */
+        $unitBasedControls = ['TFBorderRadiusControl', 'TFDimensionControl', 'TFUnitControl'];
+        $value = in_array($field_type, $unitBasedControls) ? $value : (isset($value['value']) ? $value['value'] : $value);
+
+        $data = [
+            'html' => $this->getSubtypeHTML($field_name, $field_type, $device, $value),
+            'unit' => isset($value['unit']) ? $value['unit'] : null,
+            'linked' => isset($value['linked']) ? $value['linked'] : true,
+        ];
+        
+        return $data;
+    }
+
+    /**
+     * Returns the subtype HTML field.
+     * 
+     * @param   string  $type
+     * @param   string  $type
+     * @param   string  $device
+     * @param   mixed   $value
+     * 
+     * @return  string
+     */
+    protected function getSubtypeHTML($name, $type, $device, $value)
+    {
+        // Set hint
+        $hint = '';
+        $subtype_hint = isset($this->element['subtype_hint']) ? (string) $this->element['subtype_hint'] : null;
+        if ($subtype_hint)
+        {
+            $hint = 'hint="' . $subtype_hint . '"';
+        }
+
+        // Set format
+        $format = '';
+        $subtype_format = isset($this->element['subtype_format']) ? (string) $this->element['subtype_format'] : null;
+        if ($subtype_format)
+        {
+            $format = 'format="' . $subtype_format . '"';
+        }
+
+        // Set units
+        $units = '';
+        $subtype_units = isset($this->element['subtype_units']) ? (string) $this->element['subtype_units'] : null;
+        if ($subtype_units)
+        {
+            $units = 'units="' . $subtype_units . '"';
+        }
+
+        // Set checked
+        $checked = '';
+        $subtype_checked = isset($this->element['subtype_checked']) ? (string) $this->element['subtype_checked'] : null;
+        if ($subtype_checked)
+        {
+            $checked = 'checked="' . $subtype_checked . '"';
+        }
+
+        // Set keywords
+        $keywords = '';
+        $subtype_keywords = isset($this->element['subtype_keywords']) ? (string) $this->element['subtype_keywords'] : null;
+        if ($subtype_keywords)
+        {
+            $keywords = 'keywords="' . $subtype_keywords . '"';
+        }
+
+        // Set layout
+        $layout = '';
+        $subtype_layout = isset($this->element['subtype_layout']) ? (string) $this->element['subtype_layout'] : null;
+        if ($subtype_layout)
+        {
+            $layout = 'layout="' . $subtype_layout . '"';
+        }
+
+        // Set class
+        $class = '';
+        $subtype_class = isset($this->element['subtype_class']) ? (string) $this->element['subtype_class'] : null;
+        if ($subtype_class)
+        {
+            $class = 'class="' . $subtype_class . '"';
+        }
+
+        // Set min
+        $min = '';
+        $subtype_min = isset($this->element['subtype_min']) ? (string) $this->element['subtype_min'] : '';
+        if ($subtype_min !== '')
+        {
+            $min = 'min="' . $subtype_min . '"';
+        }
+        // Set max
+        $max = '';
+        $subtype_max = isset($this->element['subtype_max']) ? (string) $this->element['subtype_max'] : null;
+        if ($subtype_max)
+        {
+            $max = 'max="' . $subtype_max . '"';
+        }
+
+        // Set options
+        $options = '';
+        $subtype_options = isset($this->element['subtype_options']) ? (string) $this->element['subtype_options'] : null;
+        if ($subtype_options)
+        {
+            $subtype_options = json_decode($subtype_options, true);
+            if (is_array($subtype_options))
+            {
+                // Remove the "Inherit" option from the Desktop breakpoint
+                if ($device === 'desktop' && ($inherit_item_key = array_search('NR_INHERIT', $subtype_options)) !== false)
+                {
+                    unset($subtype_options[$inherit_item_key]);
+                }
+                
+                foreach ($subtype_options as $key => $label)
+                {
+                    $options .= '<option value="' . $key . '">' . $label . '</option>';
+                }
+            }
+        }
+
+        /**
+         * It looks like the MediaField does not accept a null value.
+         * 
+         * So set it to empty.
+         */
+        if (strtolower($type) === 'media' && is_null($value))
+        {
+            $value = '';
+        }
+
+        $xml = new SimpleXMLElement('
+            <field
+                name="' . $name . '"
+                type="' . $type . '"
+                ' . $format . '
+                ' . $keywords . '
+                ' . $checked . '
+                ' . $hint . '
+                ' . $units . '
+                ' . $min . '
+                ' . $max . '
+                ' . $layout . '
+                ' . $class . '
+            >
+                ' . $options . '
+            </field>
+        ');
+
+        $this->form->setField($xml);
+
+        $field = $this->form->getField($name, null, $value);
+
+        if ($this->group)
+        {
+            $field->id = $this->formControl . '_' . $this->group . '_' . $this->fieldname;
+            $field->name = $this->formControl . '[' . $this->group . '][' . $this->fieldname . ']';
+        }
+        
+        $field->id .= '_' . $device;
+        $field->name .= '[' . $device . ']';
+
+        return $field->getInput();
+    }
+
+    public function renderField($options = [])
+    {
+        // Create separate controls for each breakpoint
+        $html = '';
+
+        $subtype = isset($this->element['subtype']) ? (string) $this->element['subtype'] : 'text';
+
+        $breakpoints = \NRFramework\Helpers\Responsive::getBreakpoints();
+
+        $origID = $this->id;
+
+        $showon = $this->showon;
+
+        foreach ($breakpoints as $breakpoint => $breakpoint_data)
+        {
+            $tmpShowon = $showon;
+            $this->id = $origID . '_' . $breakpoint;
+
+            if (in_array($subtype, ['TFDimensionControl', 'TFBorderRadiusControl']))
+            {
+                $this->id .= '_top';
+            }
+
+            $options['class'] = 'nr-responsive-control-group device-' . $breakpoint;
+
+            if ($breakpoint === 'desktop')
+            {
+                $options['class'] .= ' nr-responsive-control-group--active';
+            }
+
+            if ($showon)
+            {
+                // Add group
+                if ($this->group)
+                {
+                    $tmpShowon = preg_replace('/(\[AND\]|\[OR\])/i', '$1' . $this->group . '.', $tmpShowon);
+                    $tmpShowon = $this->group . '.' . $tmpShowon;
+                }
+
+                // Add breakpoint
+                $tmpShowon = str_replace('{breakpoint}', '.' . $breakpoint, $tmpShowon);
+            }
+
+            $this->showon = $tmpShowon;
+
+            
+            $this->breakpoint = $breakpoint;
+            $html .= parent::renderField($options);
+        }
+        
+        return $html;
+    }
+
+    /**
+     * Returns the field layout
+     * 
+     * @return  string
+     */
+    private function getLayout()
+    {
+        HTMLHelper::stylesheet('plg_system_nrframework/controls/responsive_control.css', ['relative' => true, 'version' => 'auto']);
+        HTMLHelper::script('plg_system_nrframework/controls/responsive_control.js', ['relative' => true, 'version' => 'auto']);
+
+        $name = isset($this->element['name']) ? (string) $this->element['name'] : '';
+        $width = isset($this->element['width']) ? (string) $this->element['width'] : '';
+        $class = isset($this->element['class']) ? ' ' . (string) $this->element['class'] : '';
+
+        $this->hide_device_selector = isset($this->element['hide_device_selector']) && (string) $this->element['hide_device_selector'] === 'true';
+
+        if ($this->hide_device_selector)
+        {
+            $class .= ' compact';
+        }
+
+        if (defined('nrJ4'))
+        {
+            $class .= ' isJ4';
+        }
+
+        $data = [
+            'name'  => $name,
+            'width'  => $width,
+            'class'  => $class,
+            'breakpoint' => $this->breakpoint,
+            'html' => $this->getFieldsData(),
+        ];
+
+        // Render layout
+        $layout = new FileLayout('responsive_control', JPATH_PLUGINS . '/system/nrframework/layouts');
+        return $layout->render($data);
+    }
+
+    /**
+     * Finds the field input value
+     * 
+     * @param   string  $field_name
+     * @param   string  $device
+     * 
+     * @return  string
+     */
+    private function getFieldInputValue($field_name, $device)
+    {
+        if (!$values = $this->getValue())
+        {
+            return;
+        }
+
+        // New NRResponsiveControl stores [field_name][desktop][value]
+        if (isset($values[$device]))
+        {
+            return $values[$device];
+        }
+
+        // Subform NRResponsiveControl (deprecated) stores [field_control][field_name][device][value]
+        if (!isset($values[$field_name][$device]))
+        {
+            return;
+        }
+
+        // Return empty
+        if ($values[$field_name][$device] === '')
+        {
+            return '';
+        }
+        
+        // Return actual value
+        return $values[$field_name][$device];
+    }
+
+    /**
+     * Returns the field value
+     * 
+     * @return  mixed
+     */
+    private function getValue()
+    {
+        if (empty($this->value))
+        {
+            return;
+        }
+
+        return is_string($this->value) ? json_decode($this->value, true) : $this->value;
+    }
+
+    /**
+     * Checks whether the field uses subform to render its field.
+     * 
+     * @return  bool
+     */
+    protected function hasSubform()
+    {
+        return $this->element->subform;
+    }
+
+    /**
+     * Used when NRResponsiveControl is used with
+     * a Subform field.
+     * 
+     * Methods related to Subform are deprecated and
+     * we should migrate all usage to use the subtype format
+     * as it's a cleaner way.
+     */
+
+    /**
+     * Returns all fields within the subform field.
+     * 
+     * We must always use a single field as child.
+     * 
+     * @deprecated
+     * 
+     * @return  void
+     */
+    private function getSubformFieldsData()
+    {
+        if (!$fieldsList = $this->getSubformFieldsList())
+        {
+            return [];
+        }
+
+        $breakpoints = \NRFramework\Helpers\Responsive::getBreakpoints();
+
+        $base_name = (string) $fieldsList['base_name'];
+
+        // Control default value
+        $control_default = json_decode($this->default, true);
+
+        $group1 = !empty($this->group) ? '[' . $this->group . ']' : '';
+        $group2 = !empty($this->group) ? '_' . $this->group : '';
+
+        $device = $this->breakpoint;
+
+        $field_device_data = $fieldsList['fields'][0];
+        
+        $name = $field_device_data['name'];
+
+        // Default value of the input for breakpoint
+        $default = null;
+
+        if ($control_default && isset($control_default[$name][$device]))
+        {
+            $default = $control_default[$name][$device];
+        }
+        
+        $field_data = $this->getSubformFieldInputByDevice($name, $device, $default);
+        $field_html = $field_data['html'];
+
+        $field_html = str_replace(
+            [
+                $group1 . '[' . $name . ']',
+                $group2 . '_' . $name
+            ],
+            [
+                $group1 . '[' . $base_name . '][' . $name . '][' . $device . ']',
+                $group2 . '_' . $base_name . '_' . $name . '_' . $device
+            ], $field_html
+        );
+
+        $units = isset($field_device_data['units']) ? $field_device_data['units'] : [];
+
+        // Render layout
+        $payload = [
+            'device' => $device,
+            'breakpoint' => $breakpoints[$device],
+            'breakpoints' => $breakpoints,
+            'html' => $field_html,
+            'name' => $this->name . '[' . $name . '][' . $device . ']',
+            'units' => $units,
+            'unit' => $field_data['unit'] ? $field_data['unit'] : ($units ? $units[0] : null),
+            'is_linked' => $field_data['linked'],
+            'hide_device_selector' => false
+        ];
+
+        $layout = new FileLayout('responsive_control_item', JPATH_PLUGINS . '/system/nrframework/layouts');
+        
+        return $layout->render($payload);
+    }
+
+    /**
+     * Returns the field's title and value
+     * 
+     * @param   string  $field_name     The field name of the field.
+     * @param   string  $device         The breakpoint of the field.
+     * @param   string  $default        The default value of the field.
+     * 
+     * @deprecated
+     * 
+     * @return  array
+     */
+    private function getSubformFieldInputByDevice($field_name, $device, $default = null)
+    {
+        $data = [];
+
+        /**
+         * TODO: Remove this in the future.
+         * 
+         * This is for compatibility purposes with versions < 6.0.3 as any previous
+         * value set, should now only be visible on the desktop breakpoint.
+         */
+        $input_value = $this->form->getValue($field_name, $this->group);
+
+        foreach ($this->element->subform->field as $key => $field)
+        {
+            if ((string) $field->attributes()->name != $field_name)
+            {
+                continue;
+            }
+
+            // Get input value
+            $value = $this->getFieldInputValue($field_name, $device);
+
+            // If no value is set, get the default value (if given)
+            if (is_null($value) && $default)
+            {
+                $value = $default;
+            }
+        
+            $field_type = (string) $field->attributes()->type;
+
+            /**
+             * TODO: Remove this in the future.
+             * 
+             * This is for compatibility purposes, as any previous
+             * value set (i.e. 500, 250px, etc...),
+             * should now only be set on the desktop device and
+             * other devices (tablet, mobile) should inherit the value.
+             */
+            if (!is_null($input_value) && $input_value !== '')
+            {
+                $value = '';
+
+                if ($device === 'desktop')
+                {
+                    $is_dimension_control = in_array($field_type, ['TFBorderRadiusControl', 'TFDimensionControl']);
+
+                    if ($is_dimension_control)
+                    {
+                        $input_type = $field_type === 'TFDimensionControl' ? 'margin_padding' : 'border_radius';
+                        $value = \NRFramework\Helpers\Controls\Spacing::parseInputValue($input_value, $input_type);
+                        $value['linked'] = '1';
+                    }
+                    else
+                    {
+                        $value = \NRFramework\Helpers\Controls\Control::findUnitInValue($input_value);
+                    }
+                }
+            }
+
+            $data = [
+                'html' => $this->form->getInput($field_name, $this->group, $value),
+                'unit' => isset($value['unit']) ? $value['unit'] : null,
+                'linked' => isset($value['linked']) ? $value['linked'] : true
+            ];
+            break;
+        }
+        
+        return $data;
+    }
+
+    /**
+     * Returns the list of added fields
+     * 
+     * @deprecated
+     * 
+     * @return  array
+     */
+    private function getSubformFieldsList()
+    {
+        $data = [
+            'base_name' => $this->element['name'],
+            'fields' => []
+        ];
+        
+        $fieldset = $this->form->getFieldset();
+
+        foreach ($fieldset as $key => &$value)
+        {
+            if ($value->fieldname !== (string) $this->element['name'])
+            {
+                continue;
+            }
+            
+            if (!$value instanceof JFormFieldNRResponsiveControl)
+            {
+                continue;
+            }
+
+            if (!isset($value->element->subform))
+            {
+                continue;
+            }
+            
+            $atts = $value->element->subform->field->attributes();
+
+            $payload = [
+                'name' => (string) $atts['name']
+            ];
+
+            $data['fields'][] = $payload;
+
+            break;
+        }
+
+        return $data;
+    }
+}

plugins/system/nrframework/fields/nrrsblogcategories.php

@@ -0,0 +1,37 @@
+<?php
+/**
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+ */
+
+defined('_JEXEC') or die;
+
+require_once __DIR__ . '/treeselect.php';
+
+class JFormFieldNRRSBlogCategories extends JFormFieldNRTreeSelect
+{
+	/**
+	 * Get a list of all EventBooking Categories
+	 *
+	 * @return void
+	 */
+	protected function getOptions()
+	{
+		// Get a database object.
+        $db = $this->db;
+        
+		$query = $db->getQuery(true)
+			->select('a.id as value, a.title as text, (COUNT(DISTINCT b.id) - 1) AS level, a.parent_id as parent, IF (a.published=1, 0, 1) as disable')
+			->from('#__rsblog_categories as a')
+			->where('a.parent_id > 0')
+			->join('LEFT', '#__rsblog_categories AS b on a.lft > b.lft AND a.rgt < b.rgt')
+			->group('a.id, a.title, a.lft')
+			->order('a.lft ASC');
+			
+		$db->setQuery($query);
+
+		return $db->loadObjectList();
+	}
+}

plugins/system/nrframework/fields/nrrseventsprocategories.php

@@ -0,0 +1,37 @@
+<?php
+/**
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+ */
+
+defined('_JEXEC') or die;
+
+require_once __DIR__ . '/treeselect.php';
+
+class JFormFieldNRRSEventsProCategories extends JFormFieldNRTreeSelect
+{
+	/**
+	 * Get a list of all RSEvents Categories
+	 *
+	 * @return void
+	 */
+	protected function getOptions()
+	{
+		// Get a database object.
+        $db = $this->db;
+        
+		$query = $db->getQuery(true)
+			->select('a.id as value, a.title as text, (COUNT(DISTINCT b.id) - 1) AS level, a.parent_id as parent, IF (a.published=1, 0, 1) as disable')
+			->from('#__categories as a')
+            ->join('LEFT', '#__categories AS b on a.lft > b.lft AND a.rgt < b.rgt')
+            ->where('a.extension = "com_rseventspro"')
+			->group('a.id, a.title, a.lft')
+			->order('a.lft ASC');
+			
+		$db->setQuery($query);
+
+		return $db->loadObjectList();
+	}
+}

plugins/system/nrframework/fields/nrsobiprocategories.php

@@ -0,0 +1,60 @@
+<?php
+/**
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+ */
+
+defined('_JEXEC') or die;
+
+require_once __DIR__ . '/treeselect.php';
+
+class JFormFieldNRSobiProCategories extends JFormFieldNRTreeSelect
+{
+	/**
+	 * Indicates whether the options array should be sorted before render.
+	 *
+	 * @var boolean
+	 */
+	protected $sortTree = true;
+
+	/**
+	 * Indicates whether the options array should have the levels re-calculated
+	 * 
+	 * @var boolean
+	 */
+	protected $fixLevels = true;
+	
+    /**
+     * Increase the value(ID) of the category by one.
+	 * This happens because we have a parent category "Bussiness Directory" that pushes-in the indentation
+	 * and we reset it by decreasing the value, level and parent.
+     * 
+     * @var boolean
+     */
+	protected $increaseValue = true;
+
+	/**
+	 * Get a list of all SobiPro Categories
+	 *
+	 * @return void
+	 */
+	protected function getOptions()
+	{
+		// Get a database object.
+        $db = $this->db;
+        
+		$query = $db->getQuery(true)
+			->select('(a.id - 1) as value, b.sValue as text, (a.parent - 1) as level, (a.parent - 1) as parent, IF (a.state=1, 0, 1) as disable')
+			->from('#__sobipro_object as a')
+            ->join('LEFT', "#__sobipro_language AS b on a.id = b.id AND b.sKey = 'name'")
+			->where($db->quoteName('a.oType') . ' = '. $db->quote('category'));
+			
+		$db->setQuery($query);
+
+		$result = $db->loadObjectList();
+
+		return $result;
+	}
+}

plugins/system/nrframework/fields/nrsppagebuildercategories.php

@@ -0,0 +1,37 @@
+<?php
+/**
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+ */
+
+defined('_JEXEC') or die;
+
+require_once __DIR__ . '/treeselect.php';
+
+class JFormFieldNRSPPageBuilderCategories extends JFormFieldNRTreeSelect
+{
+	/**
+	 * Get a list of all EventBooking Categories
+	 *
+	 * @return void
+	 */
+	protected function getOptions()
+	{
+		// Get a database object.
+        $db = $this->db;
+        
+		$query = $db->getQuery(true)
+			->select('a.id as value, a.title as text, (COUNT(DISTINCT b.id) - 1) AS level, a.parent_id as parent, IF (a.published=1, 0, 1) as disable')
+			->from('#__categories as a')
+            ->join('LEFT', '#__categories AS b on a.lft > b.lft AND a.rgt < b.rgt')
+            ->where('a.extension = "com_sppagebuilder"')
+			->group('a.id, a.title, a.lft')
+			->order('a.lft ASC');
+			
+		$db->setQuery($query);
+
+		return $db->loadObjectList();
+	}
+}

plugins/system/nrframework/fields/nrtext.php

@@ -0,0 +1,96 @@
+<?php
+
+/**
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+*/
+
+// No direct access to this file
+defined('_JEXEC') or die;
+
+use Joomla\CMS\Form\Field\TextField;
+use Joomla\CMS\Language\Text;
+use Joomla\CMS\Factory;
+
+class JFormFieldNRText extends TextField
+{
+    /**
+     *  Method to render the input field
+     *
+     *  @return  string  
+     */
+    public function getInput()
+    {   
+        // This line added to help us support the K2 Items and Joomla! Articles dropdown listbox array values
+        $this->value = is_array($this->value) ? implode(',', $this->value) : $this->value;
+
+        // Adds an extra info label next to input
+        $addon  = (string) $this->element['addon'];
+        $parent = parent::getInput();
+
+        if (!empty($addon))
+        {
+            $html[] = '
+                <div class="input-append input-group">
+                    ' . $parent . '
+                    <span class="add-on input-group-append">
+                        <span class="input-group-text" style="font-size:inherit;">' . Text::_($addon) . '</span>
+                    </span>
+                </div>';
+        } else
+        {
+            $html[] = parent::getInput();
+        }
+
+        // Adds a link next to input
+        $url        = $this->element['url'];
+        $text       = $this->element['urltext'];
+        $target     = $this->element['urltarget'] ? $this->element['urltarget'] : "_blank";
+        $class      = $this->element['urlclass'] ? $this->element['urlclass'] : "";
+        $attributes = "";
+
+        // Popup mode
+        if ($this->element["urlpopup"])
+        {
+            $class .= " nrPopup";
+            $attributes = 'data-width="600" data-height="600"';
+            $this->addPopupScript();
+        }
+
+        if ($url && $text)
+        {
+            $style = !defined('nrJ4') ? ' style="margin-left:10px;"' : '';
+            $html[] = '<a ' . $attributes . ' class="' . $class . '"' . $style . ' href="' . $url . '" target="' . $target . '">' . Text::_($text) . '</a>';
+        }
+
+        return implode('', $html);
+    }
+
+    private function addPopupScript()
+    {
+        static $run;
+
+        if ($run)
+        {
+            return;
+        }
+
+        $run = true;
+
+        Factory::getDocument()->addScriptDeclaration('
+            jQuery(function($) {
+                $(".nrPopup").click(function() {
+                    url    = $(this).attr("href");
+                    width  = $(this).data("width");
+                    height = $(this).data("height");
+
+                    window.open(""+url+"", "nrPopup", "width=" + width + ", height=" + height + "");
+
+                    return false;              
+                })
+            })
+        ');
+    }
+}

plugins/system/nrframework/fields/nrtoggle.php

@@ -0,0 +1,59 @@
+<?php
+/**
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+ */
+
+// No direct access to this file
+defined('_JEXEC') or die;
+
+use Joomla\CMS\Form\Field\CheckboxField;
+use NRFramework\HTML;
+
+class JFormFieldNRToggle extends CheckboxField
+{
+	/**
+	 * On state value
+	 *
+	 * @var int
+	 */
+	protected $on_value = 1;
+
+	/**
+	 * Off state value
+	 *
+	 * @var int
+	 */
+	protected $off_value = 0;
+
+	/**
+	 * Method to get the field input markup.
+	 *
+	 * @return  string
+	 */
+	public function getInput()
+	{
+		HTML::stylesheet('plg_system_nrframework/toggle.css');
+
+		$required = $this->required ? ' required aria-required="true"' : '';
+		$checked  = $this->checked ? ' checked' : '';
+		$class	  = !empty($this->class) ? ' ' . $this->class : '';
+
+		// Fix bug inherited from the Checkbox field where the input remains checked even if save it unchecked.
+		if ($this->checked && (string) $this->value == (string) $this->off_value)
+		{
+			$checked = '';
+		}
+
+		return '
+			<span class="nrtoggle' . $class . '">
+				<input type="hidden" name="' . $this->name . '" id="' . $this->id . '_" value="' . $this->off_value . '">
+				<input type="checkbox" name="' . $this->name . '" id="' . $this->id . '" value="'
+				. htmlspecialchars($this->on_value, ENT_COMPAT, 'UTF-8') . '"' . $checked . $required . ' />
+				<label for="' . $this->id . '"></label>
+			</span>
+		';
+	}
+}

plugins/system/nrframework/fields/nrurl.php

@@ -0,0 +1,61 @@
+<?php
+
+/**
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+*/
+
+// No direct access to this file
+defined('_JEXEC') or die;
+
+use Joomla\CMS\Uri\Uri;
+use Joomla\CMS\Factory;
+
+require_once dirname(__DIR__) . '/helpers/field.php';
+
+class JFormFieldNRURL extends NRFormField
+{
+    /**
+     *  Method to render the input field
+     *
+     *  @return  string  
+     */
+    function getInput()
+    {   
+        $url    = $this->get("url", "#");
+        $target = $this->get("target", "_blank");
+        $text   = $this->get("text");
+        $class  = $this->get("class");
+        $icon   = $this->get("icon", null);
+
+        $url = str_replace("{{base}}", URI::base(), $url);
+        $url = str_replace("{{root}}", URI::root(), $url);
+
+        $html[] = '<a class="nrurl ' . $class . '" href="' . $url . '" target="' . $target . '">';
+
+        if ($icon)
+        {
+            $html[] = '<span class="icon-'.$icon.'"></span>';
+        }
+
+        $html[] = $this->prepareText($text);
+        $html[] = '</a>';
+
+        // Add CSS to the page
+        $run = false;
+        if (!$run)
+        {
+            Factory::getDocument()->addStyleDeclaration('
+                .nrurl.disabled {
+                    pointer-events: none;
+                }
+            ');
+
+            $run = true;
+        }
+
+        return implode(" ", $html);
+    }
+}

plugins/system/nrframework/fields/nrvirtuemartcategories.php

@@ -0,0 +1,71 @@
+<?php
+/**
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+ */
+
+defined('_JEXEC') or die;
+
+require_once __DIR__ . '/treeselect.php';
+
+class JFormFieldNRVirtueMartCategories extends JFormFieldNRTreeSelect
+{
+	/**
+	 * Indicates whether the options array should be sorted before render.
+	 *
+	 * @var boolean
+	 */
+    protected $sortTree = true;
+    
+	/**
+	 * Indicates whether the options array should have the levels re-calculated
+	 * 
+	 * @var boolean
+	 */
+	protected $fixLevels = true;
+
+	/**
+	 * Get a list of all EventBooking Categories
+	 *
+	 * @return void
+	 */
+	protected function getOptions()
+	{
+		// Get a database object.
+		$db = $this->db;
+
+		$query = $db->getQuery(true)
+			->select('a.virtuemart_category_id as value, b.category_name as text, c.category_parent_id as parent, IF (a.published=1, 0, 1) as disable')
+			->from('#__virtuemart_categories as a')
+            ->join('LEFT', '#__virtuemart_categories_' . $this->getLanguage() . ' AS b on a.virtuemart_category_id = b.virtuemart_category_id')
+			->join('LEFT', '#__virtuemart_category_categories AS c on a.virtuemart_category_id = c.id')
+			->order('c.id desc');
+		
+		$db->setQuery($query);
+
+		return $db->loadObjectList();
+	}
+
+	/**
+     *  VirtueMart is using different tables per language. Therefore, we need to use their API to get the default language code
+     *
+     *  @return  string
+     */
+    private function getLanguage($default = 'en_gb')
+    {	
+		// Silent inclusion.
+		@include_once JPATH_ADMINISTRATOR . '/components/com_virtuemart/helpers/config.php'; 
+
+        if (!class_exists('VmConfig'))
+		{
+			return $default;
+        }
+            
+        // Init configuration
+		VmConfig::loadConfig();
+		
+        return VmConfig::$jDefLang;
+    }
+}

plugins/system/nrframework/fields/nrzoocategories.php

@@ -0,0 +1,48 @@
+<?php
+/**
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+ */
+
+defined('_JEXEC') or die;
+
+require_once __DIR__ . '/treeselect.php';
+
+class JFormFieldNRZooCategories extends JFormFieldNRTreeSelect
+{
+	/**
+	 * Indicates whether the options array should be sorted before render.
+	 *
+	 * @var boolean
+	 */
+    protected $sortTree = true;
+    
+	/**
+	 * Indicates whether the options array should have the levels re-calculated
+	 * 
+	 * @var boolean
+	 */
+	protected $fixLevels = true;
+
+	/**
+	 * Get a list of all EventBooking Categories
+	 *
+	 * @return void
+	 */
+	protected function getOptions()
+	{
+		// Get a database object.
+        $db = $this->db;
+        
+		$query = $db->getQuery(true)
+			->select('id as value, name as text, parent as `parent`, IF (published=1, 0, 1) as disable')
+			->from('#__zoo_category')
+			->order('ordering');
+
+		$db->setQuery($query);
+
+		return $db->loadObjectList();
+	}
+}

plugins/system/nrframework/fields/password.php

@@ -0,0 +1,71 @@
+<?php
+/**
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+ */
+
+// No direct access to this file
+defined('_JEXEC') or die;
+
+use Joomla\CMS\Form\Field\PasswordField;
+use Joomla\CMS\HTML\HTMLHelper;
+use Joomla\CMS\Language\Text;
+use Joomla\CMS\Factory;
+
+class JFormFieldNR_Password extends PasswordField
+{
+	/**
+	 * Method to get the field input markup.
+	 *
+	 * @return  string  The field input markup.
+	 */
+	public function getInput()
+	{
+		if (defined('nrJ4'))
+		{
+			return parent::getInput();
+		}
+
+		$id = $this->id . '_btn';
+
+		$doc = Factory::getDocument();
+
+		HTMLHelper::stylesheet('plg_system_nrframework/fields.css', false, true);
+
+		$doc->addStyleDeclaration('
+			.nr-pass-btn {
+				display:flex;
+				align-items:center;
+			}
+			.nr-pass-btn > * {
+				margin:0 !important;
+				padding:0 !important;
+			}
+			.nr-pass-btn label {
+				margin-left:5px !important;
+				user-select: none;
+			}
+		');
+
+		$doc->addScriptDeclaration('
+			jQuery(function($) {
+				$("#' . $id . '").change(function() {
+					var type = $(this).is(":checked") ? "text" : "password";
+					$(this).closest(".nr-pass").find(".nr-pass-input input").attr("type", type);
+				})
+			})
+		');
+
+		return '
+			<div class="nr-pass input-flex">
+				<div class="input-flex-item nr-pass-input">'. parent::getInput() .'</div>
+		 		<div class="input-flex-item nr-pass-btn">
+					<input name="' . $id . '" id="' . $id . '" type="checkbox"/>
+					<label for="' . $id . '">' . Text::_("JSHOW") . '</label>
+				</div>
+			</div>
+		';
+	}
+}

plugins/system/nrframework/fields/pro.php

@@ -0,0 +1,59 @@
+<?php
+
+/**
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+*/
+
+// No direct access to this file
+defined('_JEXEC') or die;
+
+use Joomla\CMS\Form\FormField;
+use Joomla\CMS\Language\Text;
+
+class JFormFieldNR_PRO extends FormField
+{
+    /**
+     *  Method to render the input field
+     *
+     *  @return  string
+     */
+    protected function getInput()
+    {   
+        $label = (string) $this->element['label'];
+        $buttonClass = isset($this->element['buttonClass']) ? (string) $this->element['buttonClass'] : null;
+        $isFeatureMode = !is_null($label) && !empty($label);
+
+        // Backwards compatibility for fields with type="nr_pro" and have no buttonClass value
+        if (is_null($buttonClass))
+        {
+            $buttonClass = 'btn-sm';
+        }
+
+        $buttonText = $isFeatureMode ? 'NR_UNLOCK_PRO_FEATURE' : 'NR_UPGRADE_TO_PRO';
+
+        NRFramework\HTML::renderProOnlyModal();
+
+        $html = '<a style="float:none;" class="btn btn-danger' . (!empty($buttonClass) ? ' ' . $buttonClass : '') . '" href="#" data-pro-only="' . Text::_($label) . '">';
+
+        if (defined('nrJ4')) 
+        {
+            $html .= '<span class="icon-lock mr-2 me-1"></span> ';
+        } else 
+        {
+            if ($isFeatureMode)
+            {
+                $html .= '<span class="icon-lock mr-2 me-1" style="position:relative; top:1px;"></span> ';
+            } else 
+            {
+                $html .= '<span class="icon-heart mr-2 me-1" style="position:relative; top:2px; left:-1px;"></span> ';
+            }
+        }
+
+        $html .= Text::_($buttonText) . '</a>';
+
+        return $html;
+    }
+}

plugins/system/nrframework/fields/rate.php

@@ -0,0 +1,108 @@
+<?php
+/**
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+ */
+
+// No direct access to this file
+defined('_JEXEC') or die;
+
+use Joomla\CMS\HTML\HTMLHelper;
+
+require_once dirname(__DIR__) . '/helpers/field.php';
+
+class JFormFieldNR_Rate extends NRFormField
+{
+	/**
+	 * The form field type.
+	 *
+	 * @var    string
+	 */
+	public $type = 'nr_rate';
+
+	/**
+	 * Method to get the field input markup.
+	 *
+	 * @return  string  The field input markup.
+	 */
+	public function getInput()
+	{
+		// Setup properties
+		$starwidth = $this->get('starwidth', '25px');
+		$numstarts = $this->get('numstars', 5);
+		$maxvalue  = $this->get('maxvalue', 5);
+		$halfstar  = $this->get('halfstar', 0) ? "true" : "false";
+		$spacing   = $this->get('spacing', "3px");
+		$ratedfill = $this->get('ratedfill', "#e7711b");
+		$this->value     = empty($this->value) ? 0 : $this->value;
+		
+		static $run;
+		if (!$run)
+		{
+			// Add styles and scripts to DOM
+			HTMLHelper::_('jquery.framework');
+			HTMLHelper::script('plg_system_nrframework/vendor/jquery.rateyo.min.js', ['relative' => true, 'version' => true]);
+			HTMLHelper::stylesheet('plg_system_nrframework/vendor/jquery.rateyo.min.css', ['relative' => true, 'version' => true]);
+
+			$this->doc->addStyleDeclaration('
+				.nr_rate {
+				    display: flex;
+				    align-items: center;
+				}
+				.nr_rate_preview {
+				    background-color: #393939;
+				    color: #fff;
+				    padding: 7px;
+				    font-size: 12px;
+				    line-height: 1;
+				    min-width: 20px;
+				    text-align: center;
+				    border-radius: 2px;
+				    position:relative;
+				    top:2px;
+				}
+				.nr_rate .jq-ry-container {
+				    padding: 0 10px 0 0;
+				}
+				.nr_rate svg {
+				    max-width: unset;
+				}
+			');
+
+			$run = true;
+		}
+
+		$this->doc->addScriptDeclaration('
+			jQuery(function($) {
+				$("#nr_rate_'.$this->id.'").rateYo({
+					rating:    ' . $this->value . ',
+					starWidth: "'. $starwidth .'",
+					numStars:  ' . $numstarts . ',
+					maxValue:  ' . $maxvalue . ',
+					halfStar:  ' . $halfstar . ',
+					spacing:   "' . $spacing . '",
+					ratedFill: "' . $ratedfill . '",
+					onInit: function (rating) {
+						$(this).parent().find(".nr_rate_preview").html(rating);
+					},
+					onSet: function(rating) {
+						$(this).next("input").val(rating);
+					},
+					onChange: function(rating) {
+						$(this).parent().find(".nr_rate_preview").html(rating);
+					}
+				});
+			});
+    	');
+
+		$html[] = '<div class="nr_rate">';
+		$html[] = '<div id="nr_rate_'.$this->id.'"></div>';
+		$html[] = '<input value="' . $this->value . '" name="' . $this->name . '" type="hidden"/>';
+		$html[] = '<span class="nr_rate_preview"></span>';
+		$html[] = '</div>';
+
+		return implode(" ", $html);
+	}
+}

plugins/system/nrframework/fields/rulevaluehint.php

@@ -0,0 +1,34 @@
+<?php
+
+/**
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+*/
+
+// No direct access to this file
+defined('_JEXEC') or die;
+
+use Joomla\CMS\Form\FormField;
+
+class JFormFieldRuleValueHint extends FormField
+{
+    protected function getLabel()
+    {
+        return;
+    }
+
+    /**
+     *  Method to render the input field
+     *
+     *  @return  string
+     */
+    protected function getInput()
+    {
+        $ruleName = (string) $this->element['ruleName'];
+        $rule = \NRFramework\Factory::getCondition($ruleName);
+
+        return '<div class="ruleValueHint">' . $rule->getValueHint() . '</div>';
+    }
+}

plugins/system/nrframework/fields/smarttags.php

@@ -0,0 +1,195 @@
+<?php
+
+/**
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+*/
+
+// No direct access to this file
+defined('_JEXEC') or die;
+
+use Joomla\CMS\Language\Text;
+
+require_once dirname(__DIR__) . "/helpers/smarttags.php";
+require_once dirname(__DIR__) . '/helpers/field.php';
+
+class JFormFieldNR_SmartTags extends NRFormField
+{
+    /**
+     *  Method to render the input field
+     *
+     *  @return  string  
+     */
+    function getInput()
+    {  
+        $smartTags = new NRSmartTags();
+
+        // Add extra tags by calling an external method
+        if ($tagsMethod = $this->get("tagsMethod", null))
+        {
+            $method = explode("::", $tagsMethod);
+
+            if (is_array($method))
+            {
+                $extraTags = call_user_func($method);
+                $smartTags->add($extraTags);     
+            }
+        }
+
+    	$tags = $smartTags->get();
+
+        if (!$tags || !is_array($tags))
+        {
+            return;
+        }
+
+    	$html[] = '
+    		<div class="nrSmartTags">
+			    <a class="nrst-btn" 
+                    href="#" 
+                    data-show-label="' . Text::_("NR_SMARTTAGS_SHOW") . '" 
+                    data-hide-label="' . Text::_("NR_SMARTTAGS_HIDE") . '">
+                        <span class="icon icon-tag"></span>
+                        <span class="l">' . $this->prepareText($this->get("linklabel", "NR_SMARTTAGS_SHOW")) . '</span>
+                </a>
+                <div class="nrst-wrap">
+    		    <div class="nrst-list">';
+
+    	foreach ($tags as $tag => $value)
+    	{
+    		$html[] = '<div><a href="#" data-clipboard="' . $tag . '">' . $tag . '</a></div>';
+    	}
+
+    	$html[] = '</div></div></div>';
+
+        $this->addScript();
+
+    	return implode(" ", $html);
+    }
+
+    /**
+     *  Adds field's script and CSS into the document once
+     */
+    private function addScript()
+    {
+    	static $run;
+
+    	if ($run)
+    	{
+    		return;
+    	}
+
+        // Add script
+    	$this->doc->addScriptDeclaration('
+			jQuery(function($) {
+				$(".nrst-btn").click(function() {
+                    list = $(this).next();
+                    $(this).find(".l").html(list.is(":visible") ? $(this).data("show-label") : $(this).data("hide-label"));
+                    list.slideToggle();
+				})
+
+                $(".nrst-list a").click(function() {
+                    var tag = $(this);
+                    copyTextToClipboard(tag.data("clipboard"), function(success) {
+                        if (success) {
+                            tag.addClass("copied");
+                        }
+
+                        setTimeout(function() {
+                            tag.removeClass("copied");
+                        }, 1000);
+                    });
+
+                    return false;
+                });
+
+                function copyTextToClipboard(text, callback) {
+                    var textArea = document.createElement("textarea");
+                    textArea.style.position = "fixed";
+                    textArea.style.top = 0;
+                    textArea.style.left = 0;
+                    textArea.style.width = "2em";
+                    textArea.style.height = "2em";
+                    textArea.style.background = "transparent";
+                    textArea.value = text;
+                    document.body.appendChild(textArea);
+                    textArea.select();
+
+                    try {
+                        var success = document.execCommand("copy");
+                        callback(success);
+                    } catch (err) {
+                        callback(false);
+                    }
+
+                    document.body.removeChild(textArea);
+                }
+			})
+    	');
+
+        // Add height
+        if ($height = $this->get("height", null))
+        {
+            $this->doc->addStyleDeclaration('
+                .nrst-wrap {
+                    height: ' . $height . ';
+                    overflow-x: hidden;
+                    padding-right: 10px;
+                }'
+            );
+        }
+
+        // Add CSS
+    	$this->doc->addStyleDeclaration('
+			.nrst-wrap {
+                display:none;
+            }
+            .nrst-list {
+				display:flex;
+				flex-wrap: wrap;
+				margin:10px -3px 0 -3px;
+			}
+			.nrst-list div {
+				min-width:50%;
+			}
+			.nrst-list a {
+                -webkit-transition: background 150ms ease;
+                -moz-transition: background 150ms ease;
+                transition: background 150ms ease;
+                color: inherit;
+                text-decoration: none;
+				display: block;
+				border: solid 1px #ddd;
+				padding: 7px;
+				line-height: 1;
+				margin: 3px;
+				font-size: 12px;
+			}
+            .nrst-list a:hover {
+                background-color:#eee;
+            }
+            .nrst-list a:after {
+                font-family: "IcoMoon";
+                font-style: normal;
+                speak: none;
+                float: right;
+                font-size: 10px;
+                line-height: 1;
+            }
+            .nrst-list a:hover:after {
+                content: "\e018";
+            }
+            .nrst-list a.copied {
+                background:#dff0d8;
+            }
+            .nrst-list a.copied:after {
+                content: "\47";
+                color: green;
+            }
+    	');
+
+    	$run = true;
+    }
+}

plugins/system/nrframework/fields/smarttagsbox.php

@@ -0,0 +1,108 @@
+<?php
+
+/**
+ * @package         Advanced Custom Fields
+ * @version         2.8.8 Pro
+ * 
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+*/
+
+defined('_JEXEC') or die('Restricted access');
+
+use Joomla\CMS\Form\FormField;
+use Joomla\CMS\Layout\FileLayout;
+use Joomla\CMS\HTML\HTMLHelper;
+use Joomla\CMS\Language\Text;
+use NRFramework\SmartTags;
+use Joomla\CMS\Factory;
+
+class JFormFieldSmartTagsBox extends FormField
+{
+    /**
+     * Undocumented variable
+     *
+     * @var string
+     */
+    public $input_selector = '.show-smart-tags';
+
+    /**
+     *  Disable field label
+     *
+     *  @return  boolean
+     */
+    protected function getLabel()
+    {
+        return false;
+    }
+
+    /**
+     * Method to get a list of options for a list input.
+     *
+     * @return  array   An array of options.
+     */
+    protected function getInput()
+    {
+        HTMLHelper::_('script', 'plg_system_nrframework/smarttagsbox.js', ['version' => 'auto', 'relative' => true]);
+        HTMLHelper::_('stylesheet', 'plg_system_nrframework/smarttagsbox.css', ['version' => 'auto', 'relative' => true]);
+
+        Text::script('NR_SMARTTAGS_NOTFOUND');
+        Text::script('NR_SMARTTAGS_SHOW');
+
+        Factory::getDocument()->addScriptOptions('SmartTagsBox', [
+            'selector' => $this->input_selector,
+            'tags'     => [
+                'Joomla' => [
+                    '{page.title}'     => Text::_('NR_TAG_PAGETITLE'),
+                    '{url}'            => Text::_('NR_TAG_URL'),
+                    '{url.path}'       => Text::_('NR_TAG_URLPATH'),
+                    '{page.lang}'      => Text::_('NR_TAG_PAGELANG'),
+                    '{page.langurl}'   => Text::_('NR_TAG_PAGELANGURL'),
+                    '{page.desc}'      => TEXT::_('NR_TAG_PAGEDESC'),
+                    '{site.name}'      => TEXT::_('NR_TAG_SITENAME'),
+                    '{site.url}'       => Text::_('NR_TAG_SITEURL'),
+                    '{site.email}'     => Text::_('NR_TAG_SITEEMAIL'),
+                    '{user.id}'        => Text::_('NR_TAG_USERID'),
+                    '{user.username}'  => Text::_('NR_USER_USERNAME'),
+                    '{user.email}'     => Text::_('NR_TAG_USEREMAIL'),
+                    '{user.name}'      => Text::_('NR_TAG_USERNAME'),
+                    '{user.firstname}' => Text::_('NR_TAG_USERFIRSTNAME'),
+                    '{user.lastname}'  => Text::_('NR_TAG_USERLASTNAME'),
+                    '{user.groups}'    => Text::_('NR_TAG_USERGROUPS'),
+                    '{user.registerdate}' => Text::_('NR_USER_REGISTRATION_DATE'),
+                ],
+                Text::_('NR_VISITOR') => [
+                    '{client.device}'    => Text::_('NR_TAG_CLIENTDEVICE'),
+                    '{ip}'               => Text::_('NR_TAG_IP'),
+                    '{client.browser}'   => Text::_('NR_TAG_CLIENTBROWSER'),
+                    '{client.os}'        => Text::_('NR_TAG_CLIENTOS'),
+                    '{client.useragent}' => Text::_('NR_TAG_CLIENTUSERAGENT'),
+                    '{client.id}'        => Text::_('NR_TAG_CLIENTID'),
+                    '{geo.country}'      => Text::_('NR_TAG_GEOCOUNTRY'),
+                    '{geo.countrycode}'  => Text::_('NR_TAG_GEOCOUNTRYCODE'),
+                    '{geo.city}'         => Text::_('NR_TAG_GEOCITY'),
+                    '{geo.location}'     => Text::_('NR_TAG_GEOLOCATION'),
+                ],
+                Text::_('NR_OTHER') => [
+                    '{date}'  => Text::_('NR_DATE'),
+                    '{time}'  => Text::_('NR_TIME'),
+                    '{day}'   => Text::_('NR_TAG_DAY'),
+                    '{month}' => Text::_('NR_TAG_MONTH'),
+                    '{year}'  => Text::_('NR_TAG_YEAR'),
+                    '{referrer}' => Text::_('NR_ASSIGN_REFERRER'),
+                    '{randomid}' => Text::_('NR_TAG_RANDOMID'),
+                    '{querystring.YOUR_KEY}' => Text::_('NR_QUERY_STRING'),
+                    '{language.YOUR_KEY}' => Text::_('NR_LANGUAGE_STRING'),
+                    '{post.YOUR_KEY}' => Text::_('NR_POST_DATA'),
+                    '{cookie.YOUR_KEY}' => Text::_('NR_COOKIE')
+                ]
+            ]
+        ]);
+
+        // Render box layout
+        $layout = new FileLayout('smarttagsbox', JPATH_PLUGINS . '/system/nrframework/layouts');
+        return $layout->render();
+    }
+}

plugins/system/nrframework/fields/tfaddresslookup.php

@@ -0,0 +1,45 @@
+<?php
+
+/**
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+ */
+
+// No direct access to this file
+defined('_JEXEC') or die;
+
+use Joomla\CMS\Form\FormField;
+use Joomla\CMS\Language\Text;
+use Joomla\CMS\Layout\FileLayout;
+
+class JFormFieldTFAddressLookup extends FormField
+{
+	public function getInput()
+	{
+		$group_class = isset($this->element['group_class']) ? (string) $this->element['group_class'] : 'stack mb-0';
+		$label = isset($this->element['label']) ? (string) $this->element['label'] : 'NR_ADDRESS';
+		$autocomplete = true;
+
+		if (isset($this->element['autocomplete']) & (string) $this->element['autocomplete'] === 'false')
+		{
+			$autocomplete = false;
+		}
+
+		Text::script('NR_UNTITLED_MARKER');
+
+		$payload = [
+			'id' => $this->id,
+			'label' => $label,
+			'name' => $this->name,
+			'value' => $this->value,
+			'visible' => true,
+			'autocomplete' => $autocomplete,
+			'group_class' => $group_class
+		];
+
+        $layout = new FileLayout('addresslookup', JPATH_PLUGINS . '/system/nrframework/layouts');
+        return $layout->render($payload);
+	}
+}

plugins/system/nrframework/fields/tfbordercontrol.php

@@ -0,0 +1,103 @@
+<?php
+
+/**
+ * @package         Advanced Custom Fields
+ * @version         2.8.8 Pro
+ * 
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+*/
+
+defined('_JEXEC') or die('Restricted access');
+
+use Joomla\CMS\Form\FormField;
+use Joomla\CMS\Form\Form;
+
+class JFormFieldTFBorderControl extends FormField
+{
+    protected function getInput()
+    {
+        // Control Group Class
+        $control_group_class = (string) $this->element['control_group_class'];
+
+        // Defaults
+        $default_style = isset($this->element['default_style']) ? (string) $this->element['default_style'] : '';
+        $default_width = isset($this->element['default_width']) ? (string) $this->element['default_width'] : 0;
+        $default_color = isset($this->element['default_color']) ? (string) $this->element['default_color'] : '';
+
+        // Hides the inner control labels
+        $hide_labels = (bool) $this->element['hide_labels'];
+        $hiddenLabel = $hide_labels ? 'hiddenLabel="true"' : '';
+
+        // Prefix and suffix for the fieldset
+        $prefix = $suffix = '';
+        
+        // Whether to display the fields inline
+        $inline = (bool) $this->element['inline'];
+        if ($inline)
+        {
+            $prefix = '<field name="border_control_row_start" type="nr_inline" />';
+            $suffix = '<field name="border_control_row_end" type="nr_inline" end="1" />';
+        }
+        
+        $form_source = new SimpleXMLElement('
+            <form>
+                <fieldset name="border">
+                    ' . $prefix . '
+                    <field name="style" type="list"
+                        ' . $hiddenLabel . '
+                        label="NR_STYLE"
+                        class="tfHasChosen"
+                        description="NR_BORDER_CONTROL_STYLE_DESC"
+                        default="' . $default_style . '"
+                        required="' . $this->required . '"
+                        disabled="' . $this->disabled . '">
+                        <option value="none">NR_NONE</option>
+						<option value="solid">NR_SOLID</option>
+						<option value="dotted">NR_DOTTED</option>
+						<option value="dashed">NR_DASHED</option>
+						<option value="double">NR_DOUBLE</option>
+						<option value="groove">NR_GROOVE</option>
+						<option value="ridge">NR_RIDGE</option>
+                    </field>
+                    <field name="width" type="nrnumber"
+                        ' . $hiddenLabel . '
+                        label="NR_WIDTH"
+                        description="NR_BORDER_WIDTH_DESC"
+                        class="input-small"
+                        default="' . $default_width . '"
+                        required="' . $this->required . '"
+                        disabled="' . $this->disabled . '"
+                        addon="px"
+						showon="style!:none"
+                    />
+                    <field name="color" type="color"
+                        ' . $hiddenLabel . '
+                        label="NR_COLOR"
+                        description="NR_BORDER_COLOR_DESC"
+						keywords="transparent,none"
+						format="rgba"
+						position="bottom"
+                        default="' . $default_color . '"
+                        required="' . $this->required . '"
+                        disabled="' . $this->disabled . '"
+						showon="style!:none"
+                    />
+                    ' . $suffix . '
+                </fieldset>
+            </form>
+        ');
+
+        $control  = $this->name;
+        $formname = 'border.' . str_replace(['jform[', '[', ']'], ['', '.', ''], $control);
+
+        $form = Form::getInstance($formname, $form_source->asXML(), ['control' => $control]);
+        $form->bind($this->value);
+
+        return $form->renderFieldset('border', [
+            'class' => $control_group_class
+        ]);
+    }
+}

plugins/system/nrframework/fields/tfborderradiuscontrol.php

@@ -0,0 +1,32 @@
+<?php
+
+/**
+ * @package         Advanced Custom Fields
+ * @version         2.8.8 Pro
+ * 
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+*/
+
+defined('_JEXEC') or die('Restricted access');
+
+require_once 'tfdimensioncontrol.php';
+
+class JFormFieldTFBorderRadiusControl extends JFormFieldTFDimensionControl
+{
+    protected $input_type = 'border_radius';
+
+    /**
+     * Set the dimensions.
+     * 
+     * @var  array
+     */
+    protected $dimensions = [
+        'top_left' => 'NR_TOP_LEFT',
+        'top_right' => 'NR_TOP_RIGHT',
+        'bottom_right' => 'NR_BOTTOM_RIGHT',
+        'bottom_left' => 'NR_BOTTOM_LEFT'
+    ];
+}

plugins/system/nrframework/fields/tfdimensioncontrol.php

@@ -0,0 +1,158 @@
+<?php
+
+/**
+ * @package         Advanced Custom Fields
+ * @version         2.8.8 Pro
+ * 
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+*/
+
+defined('_JEXEC') or die('Restricted access');
+
+use Joomla\CMS\Form\Field\TextField;
+use Joomla\CMS\Layout\FileLayout;
+use Joomla\CMS\HTML\HTMLHelper;
+
+class JFormFieldTFDimensionControl extends TextField
+{
+    protected $input_type = 'margin_padding';
+
+    protected $default_units = ['px', '%', 'em', 'rem'];
+    
+    /**
+     * Set the dimensions.
+     * 
+     * @var  array
+     */
+    protected $dimensions = [
+        'top' => 'NR_TOP',
+        'right' => 'NR_RIGHT',
+        'bottom' => 'NR_BOTTOM',
+        'left' => 'NR_LEFT'
+    ];
+
+    /**
+     * Set whether the linked button will be enabled or not.
+     * 
+     * @var  boolean
+     */
+    protected $linked = true;
+    
+    /**
+     * Method to get a list of options for a list input.
+     * @return  array  An array of options.
+     */
+    protected function getInput()
+    {
+        if (!$this->dimensions = isset($this->element['dimensions']) ? $this->parseDimensions($this->element['dimensions']) : $this->dimensions)
+        {
+            return;
+        }
+
+        $value = is_scalar($this->value) ? $this->value : (array) $this->value;
+        $value = \NRFramework\Helpers\Controls\Spacing::parseInputValue($value, $this->input_type);
+
+        $this->assets();
+   
+        $this->linked = isset($this->element['linked']) ? (boolean) $this->element['linked'] : (isset($value['linked']) ? (boolean) $value['linked'] : $this->linked);
+
+        $units = $this->getUnits();
+        if (count($units) > 0 && isset($value['value']))
+        {
+            /**
+             * If the value unit is not in the $units list,
+             * this means that the value most probably was a string that had a specific unit set,
+             * such as: 50em
+             * 
+             * We add the "em" to the units list in order to use the existing value unit
+             * and later on allow the user to switch to the new units. The new units wont allow the
+             * user to use the previous unit once they change to the new one.
+             */
+            if (!in_array($value['unit'], $units))
+            {
+                $units[] = $unit;
+            }
+        }
+
+        $payload = [
+            'dimensions' => $this->dimensions,
+            'dimension_control_locks' => isset($this->element['dimension_control_locks']) ? (bool) $this->element['dimension_control_locks'] === 'true' : true,
+            'linked' => $this->linked,
+            'units' => $units,
+            'name' => $this->name,
+            'value' => $value
+        ];
+
+        $layout = new FileLayout('dimension', JPATH_PLUGINS . '/system/nrframework/layouts/controls');
+        return $layout->render($payload);
+    }
+
+    private function getUnits()
+    {
+        $units = isset($this->element['units']) && !empty($this->element['units']) ? (string) $this->element['units'] : $this->default_units;
+
+        if (!$units)
+        {
+            return [];
+        }
+
+        return is_string($units) ? array_filter(array_unique(array_map('trim', explode(',', $units)))) : $units;
+    }
+
+    /**
+     * Prepares the given dimensions.
+     * 
+     * Input:
+     * 
+	 * - top:NR_TOP,right:NR_RIGHT,bottom:NR_BOTTOM,left:NR_LEFT
+	 * - top_left:Top Left,top_right:Top Right,bottom_right:Bottom Right,bottom_left:Bottom Left
+     * 
+     * @param  array  $dimensions
+     * 
+     * @return array
+     */
+    private function parseDimensions($dimensions = [])
+    {
+        $pairs = explode(',', $dimensions);
+        
+        $parsed = [];
+
+        if (empty(array_filter($pairs)))
+        {
+            return [];
+        }
+
+        foreach ($pairs as $key => $pair)
+        {
+            if (!$value = explode(':', $pair))
+            {
+                continue;
+            }
+
+            // We expect 2 key,value pairs
+            if (count($value) !== 2)
+            {
+                continue;
+            }
+
+            $parsed[$value[0]] = Text::_($value[1]);
+        }
+
+        return $parsed;
+    }
+
+    /**
+     * Load field assets.
+     * 
+     * @return  void
+     */
+    private function assets()
+    {
+        HTMLHelper::script('plg_system_nrframework/autosize-input.js', ['relative' => true, 'version' => 'auto']);
+        HTMLHelper::stylesheet('plg_system_nrframework/controls/dimension.css', ['relative' => true, 'version' => 'auto']);
+        HTMLHelper::script('plg_system_nrframework/controls/dimension.js', ['relative' => true, 'version' => true]);
+    }
+}

plugins/system/nrframework/fields/tfdpcalendarcategories.php

@@ -0,0 +1,37 @@
+<?php
+/**
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+ */
+
+defined('_JEXEC') or die;
+
+require_once __DIR__ . '/treeselect.php';
+
+class JFormFieldTFDPCalendarCategories extends JFormFieldNRTreeSelect
+{
+	/**
+	 * Get a list of all EventBooking Categories
+	 *
+	 * @return void
+	 */
+	protected function getOptions()
+	{
+		// Get a database object.
+        $db = $this->db;
+        
+		$query = $db->getQuery(true)
+			->select('a.id as value, a.title as text, COUNT(DISTINCT b.id) AS level, a.parent_id as parent, IF (a.published=1, 0, 1) as disable')
+			->from('#__categories as a')
+            ->join('LEFT', '#__categories AS b on a.lft > b.lft AND a.rgt < b.rgt')
+            ->where('a.extension = "com_dpcalendar"')
+			->group('a.id, a.title, a.lft')
+			->order('a.lft ASC');
+			
+		$db->setQuery($query);
+
+		return $db->loadObjectList();
+	}
+}

plugins/system/nrframework/fields/tfecommrangefield.php

@@ -0,0 +1,96 @@
+<?php
+
+/**
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+ */
+
+// No direct access to this file
+defined('_JEXEC') or die;
+
+use Joomla\CMS\HTML\HTMLHelper;
+use Joomla\CMS\Language\Text;
+
+require_once dirname(__DIR__) . '/helpers/field.php';
+
+class JFormFieldTFEcommRangeField extends NRFormField
+{
+	/**
+	 *  Method to render the input field
+	 *
+	 *  @return  string
+	 */
+	protected function getInput()
+	{
+		$prefixLabel = isset($this->element['prefixLabel']) ? (string) $this->element['prefixLabel'] : false;
+		$mainName = (string) $this->element['name'];
+
+		$showIsAnyOption = isset($this->element['showIsAnyOption']) ? (string) $this->element['showIsAnyOption'] === 'true' : false;
+		$isAnyOption = $showIsAnyOption ? '<option value="any">NR_ANY</option>' : '';
+
+		$showIsNotEqualOption = isset($this->element['showIsNotEqualOption']) ? (string) $this->element['showIsNotEqualOption'] === 'true' : false;
+		$isNotEqualOption = $showIsNotEqualOption ? '<option value="not_equal">NR_NOT_EQUAL_TO</option>' : '';
+		
+		$xml = new SimpleXMLElement('
+			<fields name="' . $mainName . '">
+				<fieldset name="' . $mainName . '">
+					<field name="operator" type="comparator"
+						hiddenLabel="true"
+						class="noChosen"
+						default="any">
+							' . $isAnyOption . '
+							<option value="equal">NR_EQUAL_TO</option>
+							' . $isNotEqualOption . '
+							<option value="less_than">NR_FEWER_THAN</option>
+							<option value="less_than_or_equal_to">NR_FEWER_THAN_OR_EQUAL_TO</option>
+							<option value="greater_than">NR_GREATER_THAN</option>
+							<option value="greater_than_or_equal_to">NR_GREATER_THAN_OR_EQUAL_TO</option>
+							<option value="range">NR_BETWEEN</option>
+					</field>
+					<field name="value" type="number"
+						hiddenLabel="true"
+						class="input-small"
+						default="1"
+						hint="1"
+						min="1"
+						showon="operator!:any"
+					/>
+					<field name="range_note" type="note"
+						class="tf-note-and"
+						description="NR_AND_LC"
+						showon="operator:range"
+					/>
+					<field name="value2" type="number"
+						hiddenLabel="true"
+						class="input-small"
+						default="1"
+						hint="1"
+						min="1"
+						showon="operator:range"
+					/>
+				</fieldset>
+			</fields>
+		');
+
+        $this->form->setField($xml);
+
+        foreach ($xml->field as $key => $field)
+        {
+            $name = (string) $field->attributes()->name;
+            $type = (string) $field->attributes()->type;
+
+			$value = isset($this->value[$name]) ? $this->value[$name] : null;
+			$this->form->setValue($name, null, $value);
+        }
+
+		$html = $this->form->renderFieldset($mainName);
+
+		HTMLHelper::stylesheet('plg_system_nrframework/tf-ecomm-range-field.css', ['relative' => true, 'version' => 'auto']);
+
+		$prefix = $prefixLabel ? '<span>' . Text::_($prefixLabel) . '</span>' : '';
+		
+		return '<div class="tf-ecomm-range-extra-settings' . (!empty($this->class) ? ' ' . $this->class : '') . '">' . $prefix . $html . '</div>';
+	}
+}

plugins/system/nrframework/fields/tfeditor.php

@@ -0,0 +1,91 @@
+<?php
+
+/**
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+*/
+
+// No direct access to this file
+defined('_JEXEC') or die;
+
+use Joomla\CMS\Form\Field\EditorField;
+use Joomla\CMS\Form\Field\TextareaField;
+use Joomla\CMS\HTML\HTMLHelper;
+use Joomla\CMS\Uri\Uri;
+use Joomla\CMS\Factory;
+
+class JFormFieldTFEditor extends TextareaField
+{
+    public function getInput()
+    {
+        $this->class .= ' tf-editor';
+        
+        $this->loadAssets();
+
+        return '<div class="tf-editor-wrapper"' . $this->getWrapperAttributes() . '>' . parent::getInput() . '</div>';
+    }
+    
+    private function loadAssets()
+    {
+		$doc = Factory::getDocument();
+
+        // Get the global editor
+        $globalEditor = Factory::getConfig()->get('editor');
+        
+        // Get the user editor
+        $userEditor = Factory::getUser()->getParam('editor');
+
+        $editor = $userEditor ? $userEditor : $globalEditor;
+        $option = Factory::getApplication()->input->get('option', '');
+        $layout = Factory::getApplication()->input->get('layout', '');
+
+        if (!in_array($option, ['com_content', 'com_contact']) || $layout !== 'edit' || $editor !== 'jce')
+        {
+            if (JVERSION < 4)
+            {
+                $doc->addScript(Uri::root(true) . '/media/editors/tinymce/tinymce.min.js');
+            }
+            else
+            {
+                $wa = $doc->getWebAssetManager();
+    
+                if (!$wa->assetExists('script', 'tinymce'))
+                {
+                    $wa->registerScript('tinymce', 'media/vendor/tinymce/tinymce.min.js', [], ['defer' => true]);
+                }
+    
+                if (!$wa->assetExists('script', 'plg_editors_tinymce'))
+                {
+                    $wa->registerScript('plg_editors_tinymce', 'plg_editors_tinymce/tinymce.min.js', [], ['defer' => true], ['core', 'tinymce']);
+                }
+    
+                $wa->useScript('tinymce')->useScript('plg_editors_tinymce');
+            }
+        }
+
+        HTMLHelper::stylesheet('plg_system_nrframework/controls/editor.css', ['relative' => true, 'versioning' => 'auto']);
+        HTMLHelper::script('plg_system_nrframework/controls/editor.js', ['relative' => true, 'versioning' => 'auto'], ['defer' => true]);
+    }
+
+    private function getWrapperAttributes()
+    {
+        $plugins = isset($this->element['plugins']) ? array_filter(array_map('trim', explode(',', (string) $this->element['plugins']))) : false;
+        $toolbar = isset($this->element['toolbar']) ? array_filter(array_map('trim', explode(',', (string) $this->element['toolbar']))) : false;
+
+        $atts = [];
+        
+        if ($plugins)
+        {
+            $atts[] = 'data-plugins="' . htmlspecialchars(json_encode($plugins), ENT_COMPAT, 'UTF-8') . '"';
+        }
+
+        if ($toolbar)
+        {
+            $atts[] = 'data-toolbar="' . htmlspecialchars(json_encode($toolbar), ENT_COMPAT, 'UTF-8') . '"';
+        }
+
+        return implode(' ', $atts);
+    }
+}

plugins/system/nrframework/fields/tfglobaldevicesselector.php

@@ -0,0 +1,46 @@
+<?php
+
+/**
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            http://www.tassos.gr
+ * @copyright       Copyright © 2021 Tassos Marinos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+*/
+
+// No direct access to this file
+defined('_JEXEC') or die;
+
+use Joomla\CMS\Form\Field\TextField;
+use Joomla\CMS\Layout\FileLayout;
+use Joomla\CMS\HTML\HTMLHelper;
+
+class JFormFieldTFGlobalDevicesSelector extends TextField
+{
+    /**
+     *  Method to render the input field
+     *
+     *  @return  string  
+     */
+    public function getInput()
+    {
+        $this->assets();
+        
+        $payload = [
+            'devices' => \NRFramework\Helpers\Responsive::getBreakpoints()
+        ];
+        
+        $layout = new FileLayout('global_devices_selector', JPATH_PLUGINS . '/system/nrframework/layouts');
+        return $layout->render($payload);
+    }
+
+    /**
+     * Load field assets.
+     * 
+     * @return  void
+     */
+    private function assets()
+    {
+        HTMLHelper::stylesheet('plg_system_nrframework/global_devices_selector.css', ['relative' => true, 'version' => 'auto']);
+        HTMLHelper::script('plg_system_nrframework/global_devices_selector.js', ['relative' => true, 'version' => 'auto']);
+    }
+}

plugins/system/nrframework/fields/tfimagedimensionscontrol.php

@@ -0,0 +1,114 @@
+<?php
+
+/**
+ * @package         Advanced Custom Fields
+ * @version         2.8.8 Pro
+ * 
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            http://www.tassos.gr
+ * @copyright       Copyright © 2020 Tassos Marinos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+*/
+
+defined('_JEXEC') or die('Restricted access');
+
+use Joomla\CMS\Form\FormField;
+use Joomla\CMS\HTML\HTMLHelper;
+
+class JFormFieldTFImageDimensionsControl extends FormField
+{
+    /**
+	 * Renders the input field with the video previewer.
+	 *
+	 * @return  string  The field input markup.
+	 */
+	protected function getInput()
+	{
+        $this->assets();
+
+        $isNew = $this->form->getData()->get('id') == 0;
+
+        $by = isset($this->element['by']) ? (string) $this->element['by'] : '';
+        $width = isset($this->element['width']) ? (string) $this->element['width'] : '';
+        $height = isset($this->element['height']) ? (string) $this->element['height'] : '';
+        $hide_disabled_option = isset($this->element['hide_disabled_option']) ? (string) $this->element['hide_disabled_option'] === 'true' : false;
+        $disabled_label = isset($this->element['disabled_label']) ? (string) $this->element['disabled_label'] : 'JDISABLED';
+        $hide_dropdown = isset($this->element['hide_dropdown']) ? (string) $this->element['hide_dropdown'] === 'true' : false;
+
+		if (is_string($this->value))
+        {
+            $this->value = json_decode($this->value, true);
+        }
+
+        $elName = (string) $this->element['name'];
+
+        $by_field = '';
+        if (!$hide_dropdown)
+        {
+            $by_field = '
+            <field name="by" type="list" 
+                hiddenLabel="true"
+                default="' . ($isNew && isset($this->value['by']) ? $this->value['by'] : (is_null($this->value) ? $by : ''))  .'"
+            >
+                ' . (!$hide_disabled_option ? '<option value="disabled">' . $disabled_label . '</option>' : '') . '
+                <option value="width">NR_RESIZE_BY_WIDTH</option>
+                <option value="height">NR_RESIZE_BY_HEIGHT</option>
+                <option value="custom">NR_CUSTOM_SIZE</option>
+            </field>';
+        }
+        else
+        {
+            $by_field = '<field name="by" type="hidden" default="' . ($isNew && isset($this->value['by']) ? $this->value['by'] : $by) . '" />';
+        }
+        
+        $xml = new SimpleXMLElement('
+            ' . ($this->group ? '<fields name="' . $this->group . '">' : '') . '
+                <fields name="' . $elName . '">
+                    ' . $by_field . '
+                    <field name="width" type="nrnumber" 
+                        hiddenLabel="true"
+                        min="0"
+                        filter="raw"
+                        addon="px"
+                        hint="NR_WIDTH"
+                        default="' . ($isNew && isset($this->value['width']) ? $this->value['width'] : (is_null($this->value) ? $width : '')) .'"
+                        showon="by:width[OR]by:custom"
+                    />
+                    <field name="x_label" type="note"
+                        class="separator-label"
+                        description="NR_TIMES_UNICODE"
+                        showon="by:custom"
+                    />
+                    <field name="height" type="nrnumber" 
+                        hiddenLabel="true"
+                        min="0"
+                        filter="raw"
+                        addon="px"
+                        hint="NR_HEIGHT"
+                        default="' . ($isNew && isset($this->value['height']) ? $this->value['height'] : (is_null($this->value) ? $height : '')) .'"
+                        showon="by:height[OR]by:custom"
+                    />
+                </fields>
+            ' . ($this->group ? '</fields>' : '') . '
+        ');
+
+        $this->form->setField($xml);
+
+        $html = [];
+
+        $fields = isset($xml->fields) ? $xml->fields->field : $xml->field;
+        foreach ($fields as $key => $field)
+        {
+            $name = $field->attributes()->name;
+            $html[] = $this->form->renderField($name, ($this->group ? $this->group . '.' : '') . $elName);
+        }
+
+        return '<div class="tf-imagedimensions-control">' . implode('', $html) . '</div>';
+	}
+
+	private function assets()
+	{
+		HTMLHelper::stylesheet('plg_system_nrframework/controls/imagedimensions.css', ['relative' => true, 'version' => 'auto']);
+		HTMLHelper::script('plg_system_nrframework/controls/imagedimensions.js', ['relative' => true, 'version' => 'auto']);
+	}
+}

plugins/system/nrframework/fields/tfinputrepeater.php

@@ -0,0 +1,96 @@
+<?php
+
+/**
+ * @package         Advanced Custom Fields
+ * @version         2.8.8 Pro
+ * 
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+*/
+
+defined('_JEXEC') or die('Restricted access');
+
+use Joomla\CMS\Form\Field\SubformField;
+use Joomla\CMS\HTML\HTMLHelper;
+
+class JFormFieldTFInputRepeater extends SubformField
+{
+    /**
+	 * Method to attach a Form object to the field.
+	 *
+	 * @param   \SimpleXMLElement  $element  The SimpleXMLElement object representing the <field /> tag for the form field object.
+	 * @param   mixed              $value    The form field value to validate.
+	 * @param   string             $group    The field name group control value.
+	 *
+	 * @return  boolean  True on success.
+	 *
+	 * @since   3.6
+	 */
+	public function setup(\SimpleXMLElement $element, $value, $group = null)
+	{
+        $element->addAttribute('multiple', true);
+        
+        // By default initialize the field with an empty item.
+        if (empty($value))
+        {
+            $value = [0 => ''];
+        }
+
+        // In case we have provided a default value in the XML in JSON format
+        if ($value && is_string($value))
+        {
+            // Attempt to decode as JSON
+            $value_ = json_decode($value, true);
+
+            // If JSON decode fails, expect comma-separated or newline-separated values
+            if (is_null($value_))
+            {
+                $value = NRFramework\Functions::makeArray($value);
+
+                $new_value = [];
+
+                foreach ($value as $key => $val)
+                {
+                    $new_value['value' . $key] = [
+                        'value' => $val
+                    ];
+                }
+
+                $value = $new_value;
+            } else 
+            {
+                $value = $value_;
+            }
+        }
+
+		parent::setup($element, $value, $group);
+
+		return true;
+	}
+
+    /**
+     * Method to get a list of options for a list input.
+     * @return  array  An array of options.
+     */
+    protected function getInput()
+    {
+        $this->layout = 'joomla.form.field.subform.repeatable-table';
+
+        $this->assets();
+
+        return '<div class="tf-input-repeater ' . $this->class . '">' . parent::getInput() . '<a href="#" class="btn tf-input-repeater-add"><span class="icon-plus"></span></a></div>';
+    }
+
+    /**
+     * Load field assets.
+     * 
+     * @return  void
+     */
+    private function assets()
+    {
+        HTMLHelper::stylesheet('plg_system_nrframework/tfinputrepeater.css', ['relative' => true, 'version' => 'auto']);
+        HTMLHelper::script('plg_system_nrframework/tfinputrepeater.js', ['relative' => true, 'version' => true]);
+    }
+}

plugins/system/nrframework/fields/tflatlongmapselector.php

@@ -0,0 +1,70 @@
+<?php
+/**
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+ */
+
+// No direct access to this file
+defined('_JEXEC') or die;
+
+use Joomla\CMS\Form\Field\HiddenField;
+use Joomla\CMS\HTML\HTMLHelper;
+use Joomla\CMS\Language\Text;
+use Joomla\Registry\Registry;
+use Joomla\CMS\Factory;
+use NRFramework\HTML;
+
+class JFormFieldTFLatLongMapSelector extends HiddenField
+{
+	/**
+	 * Method to get the field input markup.
+	 *
+	 * @return  string  The field input markup.
+	 */
+	public function getInput()
+	{
+		$this->class = 'tf-map-editor--value';
+
+		// Setup properties
+		$this->readonly = $this->get('readonly', false) ? 'readonly' : '';
+		$this->value    = $this->checkCoordinates($this->value, null) ? $this->value : $this->get('default', '36.892587, 27.287793');
+		$this->hint     = $this->get('hint', 'NR_ENTER_COORDINATES');
+
+		HTMLHelper::script('plg_system_nrframework/controls/latlongmapselector.js', ['version' => 'auto', 'relative' => true]);
+
+		$payload = [
+			'readonly' => $this->readonly,
+			'disabled' => $this->disabled,
+			'name' => $this->name,
+			'required' => $this->required,
+			'css_class' => 'tf-lat-long-map-selector',
+			'id' => $this->id,
+			'value' => $this->value
+		];
+
+		return \NRFramework\Widgets\Helper::render('OpenStreetMap', $payload) . parent::getInput();
+	}
+
+	/**
+	 *  Method to get field parameters
+	 *
+	 *  @param   string  $val      Field parameter
+	 *  @param   string  $default  The default value
+	 *
+	 *  @return  string
+	 */
+	public function get($val, $default = '')
+	{
+		return (isset($this->element[$val]) && (string) $this->element[$val] != '') ? (string) $this->element[$val] : $default;
+	}
+
+	/**
+	 * Checks the validity of the coordinates
+	 */
+	private function checkCoordinates($coordinates)
+	{
+		return (preg_match("/^[-+]?([1-8]?\d(\.\d+)?|90(\.0+)?),\s*[-+]?(180(\.0+)?|((1[0-7]\d)|([1-9]?\d))(\.\d+)?)$/", $coordinates));
+	}
+}

plugins/system/nrframework/fields/tfphonecontrol.php

@@ -0,0 +1,105 @@
+<?php
+
+/**
+ * @package         Advanced Custom Fields
+ * @version         2.8.8 Pro
+ * 
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+*/
+
+defined('_JEXEC') or die('Restricted access');
+
+use Joomla\CMS\Form\Field\TextField;
+use Joomla\CMS\Layout\FileLayout;
+use Joomla\CMS\HTML\HTMLHelper;
+use Joomla\CMS\Language\Text;
+use Joomla\CMS\Factory;
+
+class JFormFieldTFPhoneControl extends TextField
+{
+    /**
+     * Returns control input.
+     * 
+     * @return  string
+     */
+    protected function getInput()
+    {
+        $this->assets();
+        
+        $aria_label = $this->element['aria_label'] ? (string) $this->element['aria_label'] : '';
+        $class = $this->element['class'] ? (string) $this->element['class'] : '';
+        $input_class = $this->element['input_class'] ? (string) $this->element['input_class'] : '';
+        $inputmask = $this->element['inputmask'] ? (string) $this->element['inputmask'] : '';
+
+        $value = $this->value;
+
+        if (is_object($value))
+        {
+            $value = (array) $value;
+        }
+
+        $decodedValue = is_string($value) ? json_decode($value, true) : false;
+        if (is_string($value) && is_array($decodedValue))
+        {
+            $value = $decodedValue;
+        }
+        else if (is_scalar($value))
+        {
+            $value = [
+                'code' => '',
+                'value' => $value
+            ];
+        }
+
+        // Enqueue the country data as JS object
+        Factory::getDocument()->addScriptOptions('tf_phonecontrol_data', $this->getCountriesData($value['value']));
+
+        $payload = [
+            'name' => $this->name,
+            'id' => $this->id,
+            'value' => $value,
+            'class' => $class,
+            'input_class' => $input_class,
+            'inputmask' => $inputmask,
+            'required' => $this->required,
+            'readonly' => $this->readonly,
+            'placeholder' => (string) $this->element['placeholder'],
+            'browserautocomplete' => (string) $this->element['browserautocomplete'] !== '1',
+            'aria_label' => $aria_label
+        ];
+
+        $layout = new FileLayout('phonecontrol', JPATH_PLUGINS . '/system/nrframework/layouts/controls');
+        return $layout->render($payload);
+    }
+
+    /**
+     * Load field assets.
+     * 
+     * @return  void
+     */
+    private function assets()
+    {
+        HTMLHelper::stylesheet('plg_system_nrframework/vendor/choices.min.css', ['relative' => true, 'versioning' => 'auto']);
+        HTMLHelper::script('plg_system_nrframework/vendor/choices.min.js', ['relative' => true, 'versioning' => 'auto']);
+        
+        HTMLHelper::stylesheet('plg_system_nrframework/controls/phone.css', ['relative' => true, 'versioning' => 'auto']);
+        HTMLHelper::script('plg_system_nrframework/controls/phone.js', ['relative' => true, 'versioning' => 'auto']);
+    }
+
+    private function getCountriesData($value = '')
+    {
+        $countries = NRFramework\Countries::getCountriesData();
+
+        $countries = array_map(function($country) {
+            return [
+                'name' => $country['name'],
+                'calling_code' => $country['calling_code']
+            ];
+        }, $countries);
+
+        return $countries;
+    }
+}

plugins/system/nrframework/fields/tftagscontrol.php

@@ -0,0 +1,68 @@
+<?php
+
+/**
+ * @package         Advanced Custom Fields
+ * @version         2.8.8 Pro
+ * 
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            http://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos Marinos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+*/
+
+defined('_JEXEC') or die('Restricted access');
+
+use Joomla\CMS\Form\Field\TagField;
+use Joomla\CMS\HTML\HTMLHelper;
+use Joomla\CMS\Language\Text;
+
+class JFormFieldTFTagsControl extends TagField
+{
+    /**
+     * Name of the layout being used to render the field
+     *
+     * @var    string
+     * @since  4.0.0
+     */
+    protected $layout = 'joomla.form.field.tag';
+    
+    protected function getInput()
+    {
+        if (!defined('nrJ4'))
+        {
+            return parent::getInput();
+        }
+        
+        $data = $this->getLayoutData();
+
+        $data['value']         = $this->value;
+        $data['options']       = $this->getOptions();
+        $data['multiple']      = true;
+        $data['allowCustom']   = true;
+        $data['remoteSearch']  = false;
+        $data['dataAttribute'] = ' allow-custom';
+
+        return $this->getRenderer($this->layout)->render($data);
+    }
+    
+    /**
+     * Method to get a list of options for a list input.
+     *
+     * @return  array
+	 */
+	protected function getOptions()
+	{
+        // Get all dropdown choices
+        $options = [];
+
+        if (is_array($this->value))
+        {
+            foreach ($this->value as $key => $value)
+            {
+                $options[] = HTMLHelper::_('select.option', $key, $value);
+            }
+        }
+
+        return $options;
+    }
+}

plugins/system/nrframework/fields/tftel.php

@@ -0,0 +1,52 @@
+<?php
+
+/**
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+*/
+
+// No direct access to this file
+defined('_JEXEC') or die;
+
+use Joomla\CMS\Form\Field\TextField;
+use NRFramework\Countries;
+
+class JFormFieldTFTel extends TextField
+{
+    protected $layout = 'joomla.form.field.tel';
+    
+    /**
+     *  Method to render the input field
+     *
+     *  @return  string  
+     */
+    public function getInput()
+    {
+        $this->maybeParseValue();
+        
+        return parent::getInput();
+    }
+
+    private function maybeParseValue()
+    {
+        $value = $this->value;
+
+        if (is_string($value) && json_decode($value, true))
+        {
+            $value = json_decode($value, true);
+        }
+
+        if (is_array($value))
+		{
+			$countryCode = isset($value['code']) ? $value['code'] : '';
+			$phoneNumber = isset($value['value']) ? $value['value'] : '';
+
+			$calling_code = Countries::getCallingCodeByCountryCode($countryCode);
+			$calling_code = $calling_code !== '' ? '+' . $calling_code : '';
+
+			$this->value = $calling_code . $phoneNumber;
+		}
+    }
+}

plugins/system/nrframework/fields/tfunitcontrol.php

@@ -0,0 +1,155 @@
+<?php
+
+/**
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            http://www.tassos.gr
+ * @copyright       Copyright © 2021 Tassos Marinos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+*/
+
+// No direct access to this file
+defined('_JEXEC') or die;
+
+use Joomla\CMS\Form\Field\TextField;
+use Joomla\CMS\Layout\FileLayout;
+use Joomla\CMS\HTML\HTMLHelper;
+
+class JFormFieldTFUnitControl extends TextField
+{
+    private $units = ['px', '%', 'em', 'rem'];
+
+    private $default_unit = 'px';
+
+    private $min = 0;
+    private $max;
+    private $step;
+
+    /**
+     *  Method to render the input field
+     *
+     *  @return  string  
+     */
+    public function getInput()
+    {
+        $wrapper_class = $dropdown_class = '';
+        
+        $initial_name = $this->name;
+
+        $units = $this->getUnits();
+
+        $hint = $this->hint;
+
+        $parsedValue = \NRFramework\Helpers\Controls\Control::findUnitInValue($this->value);
+        $value = isset($parsedValue['value']) ? $parsedValue['value'] : $this->value;
+        $unit = isset($parsedValue['unit']) && $parsedValue['unit'] ? $parsedValue['unit'] : (isset($units[0]) && $units[0] ? $units[0] : $this->default_unit);
+        if ($value === 'auto' || $unit === 'auto')
+        {
+            $unit = 'auto';
+            $this->hint = '';
+            $this->readonly = true;
+            $wrapper_class .= ' has-value';
+        }
+        else if (count($units) > 0 && $unit)
+        {
+            /**
+             * If the value unit is not in the $units list,
+             * this means that the value most probably was a string that had a specific unit set,
+             * such as: 50em
+             * 
+             * We add the "em" to the units list in order to use the existing value unit
+             * and later on allow the user to switch to the new units. The new units wont allow the
+             * user to use the previous unit once they change to the new one.
+             */
+            if (!in_array($unit, $units))
+            {
+                $units[] = $unit;
+            }
+        }
+
+        if (count($units) > 0)
+        {
+            $this->assets();
+        }
+
+        if (count($units) > 1)
+        {
+            $wrapper_class .= ' has-multiple-units';
+        }
+
+        if ($value !== '')
+        {
+            $wrapper_class .= ' has-value';
+        }
+
+        // Update value
+        $this->value = $value;
+
+        // Append [value] to name
+        $this->name .= '[value]';
+
+        $this->min = isset($this->element['min']) ? (int) $this->element['min'] : $this->min;
+        $this->max = isset($this->element['max']) ? (int) $this->element['max'] : $this->max;
+        $this->step = isset($this->element['step']) ? (int) $this->element['step'] : $this->step;
+
+        $this->layout = 'joomla.form.field.number';
+
+        $this->class .= (!empty($this->class) ? ' ' : '') . 'tf-unit-control--value';
+
+        $html = parent::getInput();
+        $html = str_replace('form-control', '', $html);
+
+        $payload = [
+            // Default values
+            'value' => $value,
+            'unit' => $unit,
+
+            'wrapper_class' => $wrapper_class,
+            'dropdown_class' => $dropdown_class,
+            'name' => $initial_name,
+            'input' => $html,
+            'hint' => $hint,
+            'form_field_name' => $this->name,
+            'units' => $units
+        ];
+
+        $layout = new FileLayout('unit', JPATH_PLUGINS . '/system/nrframework/layouts/controls');
+        return $layout->render($payload);
+    }
+
+    private function getUnits()
+    {
+        $units = isset($this->element['units']) ? (string) $this->element['units'] : $this->units;
+
+        return is_string($units) ? array_filter(array_unique(array_map('trim', explode(',', $units)))) : $units;
+    }
+
+    /**
+     * Method to get the data to be passed to the layout for rendering.
+     *
+     * @return  array
+     */
+    protected function getLayoutData()
+    {
+        $data = parent::getLayoutData();
+
+        $extraData = [
+            'max'   => $this->max,
+            'min'   => $this->min,
+            'step'  => $this->step,
+            'value' => $this->value
+        ];
+
+        return array_merge($data, $extraData);
+    }
+
+    /**
+     * Load field assets.
+     * 
+     * @return  void
+     */
+    private function assets()
+    {
+        HTMLHelper::script('plg_system_nrframework/autosize-input.js', ['relative' => true, 'version' => 'auto']);
+        HTMLHelper::stylesheet('plg_system_nrframework/controls/unit.css', ['relative' => true, 'version' => 'auto']);
+    }
+}

plugins/system/nrframework/fields/tfvideoinput.php

@@ -0,0 +1,117 @@
+<?php
+
+/**
+ * @package         Advanced Custom Fields
+ * @version         2.8.8 Pro
+ * 
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            http://www.tassos.gr
+ * @copyright       Copyright © 2020 Tassos Marinos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+*/
+
+defined('_JEXEC') or die('Restricted access');
+
+use Joomla\CMS\Form\Field\TextField;
+use Joomla\CMS\HTML\HTMLHelper;
+use Joomla\CMS\Language\Text;
+use Joomla\CMS\Uri\Uri;
+
+class JFormFieldTFVideoInput extends TextField
+{
+    /**
+	 * Renders the input field with the video previewer.
+	 *
+	 * @return  string  The field input markup.
+	 */
+	protected function getInput()
+	{
+		$this->setHint();
+
+		$previewer_enabled = isset($this->element['previewer_enabled']) ? (string) $this->element['previewer_enabled'] : 'true';
+		if ($previewer_enabled !== 'true')
+		{
+			return parent::getInput();
+		}
+
+		$provider = (string) $this->element['provider'];
+		
+		$this->class = 'tf-video-url-input-value';
+
+		if (!defined('nrJ4'))
+		{
+			$this->class .= ' input-xxlarge';
+		}
+		
+		// Sanitize the URL
+		$this->value = filter_var($this->value, FILTER_SANITIZE_URL);
+
+		$this->assets();
+
+		$input = '';
+		
+		if ($provider === 'SelfHostedVideo' && defined('nrJ4'))
+		{
+			$xml = '
+				<field name="' . $this->fieldname . '"
+					class="tf-video-url-input-value"
+					type="media"
+					preview="false"
+					types="videos"
+					hiddenLabel="true"
+				/>
+			';
+
+			$this->form->setField(new SimpleXMLElement($xml));
+			$field = $this->form->getField($this->fieldname, null, $this->value);
+			$field->name = $this->name;
+			$field->id = $this->id;
+			
+			$input = $field->getInput();
+		}
+		else
+		{
+			$input = parent::getInput();
+		}
+		
+		return $input . $this->getPreviewerHTML();
+	}
+
+	private function getProvider()
+	{
+		return $this->element['provider'] ? (string) $this->element['provider'] : '';
+	}
+
+	private function setHint()
+	{
+		switch ($this->getProvider())
+		{
+			case 'YouTube':
+				$this->hint = 'https://www.youtube.com/watch?v=IWVJq-4zW24';
+				break;
+			case 'Vimeo':
+				$this->hint = 'https://vimeo.com/146782320';
+				break;
+			case 'Dailymotion':
+				$this->hint = 'https://www.dailymotion.com/video/x8mvsem';
+				break;
+			case 'Facebook':
+				$this->hint = 'https://www.facebook.com/watch/?v=441279306439983';
+				break;
+			case 'SelfHostedVideo':
+				$this->hint = '/media/video.mp4';
+				break;
+		}
+	}
+
+	private function assets()
+	{
+		HTMLHelper::stylesheet('plg_system_nrframework/tf-video-input.css', ['relative' => true, 'version' => 'auto']);
+		HTMLHelper::script('plg_system_nrframework/tf-video-input.js', ['relative' => true, 'version' => 'auto']);
+	}
+
+	private function getPreviewerHTML()
+	{
+		return '<div class="tf-video-input-previewer-wrapper" data-provider="' . $this->getProvider() . '" data-root-url="' . Uri::root() . '" title="' . Text::_('NR_VIDEO_PREVIEW_VIDEO') . '"></div>';
+	}
+}

plugins/system/nrframework/fields/time.php

@@ -0,0 +1,97 @@
+<?php
+/**
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+ */
+
+// No direct access to this file
+defined('_JEXEC') or die;
+
+use Joomla\CMS\HTML\HTMLHelper;
+
+require_once dirname(__DIR__) . '/helpers/field.php';
+
+class JFormFieldNR_Time extends NRFormField
+{
+
+	/**
+	 * Sets the time value
+	 * 
+	 * @var  string  $time_value
+	 */
+	private $time_value = null;
+
+	/**
+	 * Method to get the field input markup.
+	 *
+	 * @return  string  The field input markup.
+	 */
+	public function getInput()
+	{
+		// Setup properties
+		$this->hint      = $this->get('hint', '00:00');
+		$this->class     = $this->get('class');
+		$this->default   = $this->get('default', 'now');
+		$this->required  = $this->get('required') === 'true';
+		$placement 		 = $this->get('placement', 'top');
+		$align     		 = $this->get('align', 'left');
+		$autoclose 		 = $this->get('autoclose', 'true');
+		$donetext  		 = $this->get('donetext', 'Done');
+
+		/**
+		 * When an object is created using this class, it cannot set $this->value
+		 * So we set $time_value and then use it's value to display the time
+		 */
+		$this->value = $this->time_value ? $this->time_value : $this->value;
+		$this->value = is_null($this->value) ? '' : $this->value;
+
+		// Add styles and scripts to DOM
+		HTMLHelper::_('jquery.framework');
+		HTMLHelper::script('plg_system_nrframework/vendor/jquery-clockpicker.min.js', ['relative' => true, 'version' => true]);
+		HTMLHelper::stylesheet('plg_system_nrframework/vendor/jquery-clockpicker.min.css', ['relative' => true, 'version' => true]);
+
+		static $run;
+		// Run once to initialize it
+		if (!$run)
+		{
+			$this->doc->addScriptDeclaration('
+				jQuery(function($) {
+					$(".clockpicker").clockpicker();
+				});
+        	');
+
+			// Fix a CSS conflict caused by the template.css on Joomla 3
+			if (!defined('nrJ4'))
+			{
+				// Fuck you template.css
+				$this->doc->addStyleDeclaration('
+					.clockpicker-align-left.popover > .arrow {
+					    left: 25px;
+					}
+				');
+			}
+
+			$run = true;
+		}
+
+		return '
+			<div class="clockpicker" data-donetext="' . $donetext . '" data-default="' . $this->default . '" data-placement="' . $placement . '" data-align="' . $align . '" data-autoclose="' . $autoclose . '">
+				' . parent::getInput() . '
+			</div>';
+	}
+
+	/**
+	 * Sets the $time_value of the time when created as an object
+	 * due to not being able to set the $this->value byitself
+	 * 
+	 * @param   string  $value
+	 * 
+	 * @return  void
+	 */
+	public function setValue($value)
+	{
+		$this->time_value = $value;
+	}
+}

plugins/system/nrframework/fields/treeselect.php

@@ -0,0 +1,165 @@
+<?php
+/**
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+ */
+
+use \NRFramework\HTML;
+
+defined('_JEXEC') or die;
+
+use Joomla\CMS\Form\FormField;
+use Joomla\CMS\Factory;
+
+abstract class JFormFieldNRTreeSelect extends FormField
+{
+	/**
+	 * Database object
+	 *
+	 * @var object
+	 */
+	public $db;
+
+	/**
+	 * Indicates whether the options array should be sorted before render.
+	 *
+	 * @var boolean
+	 */
+	protected $sortTree = false;
+	
+	/**
+	 * Indicates whether the options array should have the levels re-calculated
+	 * 
+	 * @var boolean
+	 */
+    protected $fixLevels = false;
+    
+    /**
+     * Increase the value(ID) of the category by one.
+	 * This happens because we have a parent category "Bussiness Directory" that pushes-in the indentation
+	 * and we reset it by decreasing the value, level and parent.
+     * 
+     * @var boolean
+     */
+    protected $increaseValue = false;
+
+	/**
+	 * Output the HTML for the field
+	 */
+	protected function getInput()
+	{
+		$this->db = Factory::getDbo();
+
+		$options = $this->getOptions();
+
+		if ($this->sortTree)
+		{
+			$options = $this->sortTreeSelectOptions($options);
+		}
+
+        if ($this->fixLevels)
+        {
+			$options = $this->fixLevels($options);
+        }
+        
+        if ($this->increaseValue)
+        {
+            // Increase by 1 the value(ID) of the category
+            foreach ($options as $key => $value)
+            {
+                $options[$key]->value+=1;
+            }
+        }
+
+		return HTML::treeselect($options, $this->name, $this->value, $this->id);
+	}
+
+	/**
+     *  Sorts treeselect options
+     * 
+     *  @param  array $options
+     *  @param  int   $parent_id
+     * 
+     *  @return array
+     */
+    protected function sortTreeSelectOptions($options, $parent_id = 0)
+    {
+        if (empty($options))
+        {
+            return [];
+        }
+
+        $result = [];
+
+        $sub_options = array_filter($options, function($option) use($parent_id)
+        {
+            return $option->parent == $parent_id;
+        });
+
+        foreach ($sub_options as $option)
+        {
+            $result[] = $option;
+            $result = array_merge($result, $this->sortTreeSelectOptions($options, $option->value));
+        }
+
+        return $result;
+	}
+	
+	/**
+     *  Fixes the levels of the categories
+     * 
+     *  @param  array $categories
+     * 
+     *  @return array
+     */
+    protected function fixLevels($cats)
+    {
+		// new categories
+		$categories = [];
+		
+        // get category levels
+        foreach ($cats as $c)
+        {
+            $level = 0;
+            $parent_id = (int)$c->parent;
+
+            while ($parent_id)
+            {
+                $level++;
+                $parent_id = $this->getNextParentId($cats, $parent_id);
+			}
+			
+            $c->level = $level;
+            $categories[] = $c;
+		}
+		
+		return $categories;
+	}
+
+    /**
+     *  Returns the next parent id
+     *  Helper method for getCategories
+     * 
+     *  @return int
+     */
+    protected function getNextParentId($categories, $current_pid)
+    {
+        foreach($categories as $c)
+        {
+            if ((int)$c->value === $current_pid)
+            {
+                return (int)$c->parent;
+            }
+        }
+    }
+
+	/**
+	 * Get tree options as an Array of objects
+	 * Each object should have the attributes: value, text, parent, level, disable
+	 *
+	 * @return object
+	 */
+	abstract protected function getOptions();
+}

plugins/system/nrframework/fields/users.php

@@ -0,0 +1,53 @@
+<?php
+
+/**
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+ */
+
+defined('_JEXEC') or die;
+
+use \NRFramework\HTML;
+
+require_once dirname(__DIR__) . '/helpers/field.php';
+
+class JFormFieldNR_Users extends NRFormField
+{
+	public $type = 'Users';
+
+	protected function getInput()
+	{
+		$this->params = $this->element->attributes();
+
+		if (!is_array($this->value))
+		{
+			$this->value = explode(',', $this->value);
+		}
+
+		$options = $this->getUsers();
+
+		$size     = (int) $this->get('size', 300);
+
+		return HTML::treeselectSimple($options, $this->name, $this->value, $this->id, $size);
+	}
+
+	public function getUsers()
+	{
+		$query = $this->db->getQuery(true)
+			->select('COUNT(u.id)')
+			->from('#__users AS u')
+			->where('u.block = 0');
+		$this->db->setQuery($query);
+		$total = $this->db->loadResult();
+
+		$query->clear('select')
+			->select('u.name, u.username, u.id')
+			->order('name');
+		$this->db->setQuery($query);
+		$list = $this->db->loadObjectList();
+
+		return $this->getOptionsByList($list, array('username', 'id'));
+	}
+}

plugins/system/nrframework/fields/virtuemartcomponentitems.php

@@ -0,0 +1,60 @@
+<?php
+
+/**
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+*/
+
+// No direct access to this file
+defined('_JEXEC') or die;
+
+use Joomla\Registry\Registry;
+
+require_once __DIR__ . '/componentitems.php';
+
+class JFormFieldVirtueMartComponentItems extends JFormFieldComponentItems
+{
+    public function init()
+    {
+        // Get default language
+        $this->element['table'] = 'virtuemart_products_' . $this->getLanguage();
+
+        parent::init();
+    }
+
+	/**
+     *  VirtueMart is using different tables per language. Therefore, we need to use their API to get the default language code
+     *
+     *  @return  string
+     */
+    private function getLanguage($default = 'en_gb')
+    {	
+		// Silent inclusion.
+		@include_once JPATH_ADMINISTRATOR . '/components/com_virtuemart/helpers/config.php'; 
+
+        if (!class_exists('VmConfig'))
+		{
+			return $default;
+        }
+            
+        // Init configuration
+		VmConfig::loadConfig();
+		
+        return VmConfig::$jDefLang;
+    }
+
+    protected function getItems()
+    {
+        $items = parent::getItems();
+
+        // If text is not properly decoded, decode it
+        $items = array_map(function($item) {
+            $item->text = html_entity_decode($item->text);
+            return $item;
+        }, $items);
+        
+        return $items;
+    }
+}

plugins/system/nrframework/fields/well.php

@@ -0,0 +1,97 @@
+<?php
+
+/**
+ * @author          Tassos Marinos <info@tassos.gr>
+ * @link            https://www.tassos.gr
+ * @copyright       Copyright © 2024 Tassos All Rights Reserved
+ * @license         GNU GPLv3 <http://www.gnu.org/licenses/gpl.html> or later
+*/
+
+// No direct access to this file
+defined('_JEXEC') or die;
+
+use Joomla\CMS\HTML\HTMLHelper;
+
+require_once dirname(__DIR__) . '/helpers/field.php';
+
+class JFormFieldNR_Well extends NRFormField
+{
+    /**
+     * The field type.
+     *
+     * @var string
+     */
+    public $type = 'nr_well';
+
+    /**
+     * Layout to render the form field
+     *
+     * @var  string
+     */
+    protected $renderLayout = 'well';
+
+    /**
+     * Override renderer include path
+     *
+     * @return  array
+     */
+    protected function getLayoutPaths()
+    {
+        return JPATH_PLUGINS . '/system/nrframework/layouts/';
+    }
+
+    /**
+     *  Method to render the input field
+     *
+     *  @return  string  
+     */
+    protected function getInput()
+    {   
+        HTMLHelper::stylesheet('plg_system_nrframework/fields.css', ['relative' => true, 'version' => 'auto']);
+
+        $title       = $this->get('label');
+        $description = $this->get('description');
+        $url         = $this->get('url');
+        $class       = $this->get('class');
+        $start       = $this->get('start', 0);
+        $end         = $this->get('end', 0);
+        $info        = $this->get("html", null);
+
+        if ($info)
+        {
+            $info = str_replace("{{", "<", $info);
+            $info = str_replace("}}", ">", $info);
+        }
+
+        $html = array();
+
+        if ($start || !$end)
+        {
+            if ($title)
+            {
+                $html[] = '<h4>' . $this->prepareText($title) . '</h4>';
+            }
+            if ($description)
+            {
+                $html[] = '<div class="well-desc">' . $this->prepareText($description) . $info . '</div>';
+            }
+
+            if ($url)
+            {
+                if (defined('nrJ4'))
+                {
+                    $html[] = '<a class="btn btn-outline-secondary btn-sm wellbtn" target="_blank" href="' . $url . '"><span class="icon-info-circle"></span></a>';
+                } else 
+                {
+                    $html[] = '<a class="btn btn-secondary wellbtn" target="_blank" href="' . $url . '"><span class="icon-info"></span></a>';
+                }
+            }
+        }
+
+        if ($end) {
+            $html[] = '</div>';
+        }
+
+        return implode('', $html);
+    }
+}