primo commit

administrator/components/com_jem/models/group.php

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+<?php
+/**
+ * @package    JEM
+ * @copyright  (C) 2013-2024 joomlaeventmanager.net
+ * @copyright  (C) 2005-2009 Christoph Lukes
+ * @license    https://www.gnu.org/licenses/gpl-3.0 GNU/GPL
+ */
+
+defined('_JEXEC') or die;
+
+use Joomla\CMS\Factory;
+use Joomla\CMS\Table\Table;
+
+require_once __DIR__ . '/admin.php';
+
+/**
+ * JEM Component Group Model
+ *
+ */
+class JemModelGroup extends JemModelAdmin
+{
+	/**
+	 * Method to test whether a record can be deleted.
+	 *
+	 * @param  object  A record object.
+	 * @return boolean True if allowed to delete the record. Defaults to the permission set in the component.
+	 */
+	protected function canDelete($record)
+	{
+		if (!empty($record->id) && ($record->published == -2))
+		{
+			$user = JemFactory::getUser();
+
+			if (!empty($record->catid)) {
+				return $user->authorise('core.delete', 'com_jem.category.'.(int) $record->catid);
+			} else {
+				return $user->authorise('core.delete', 'com_jem');
+			}
+		}
+
+		return false;
+	}
+
+	/**
+	 * Method to test whether a record can be deleted.
+	 *
+	 * @param  object  A record object.
+	 * @return boolean True if allowed to change the state of the record. Defaults to the permission set in the component.
+	 *
+	 */
+	protected function canEditState($record)
+	{
+		$user = JemFactory::getUser();
+
+		if (!empty($record->catid)) {
+			return $user->authorise('core.edit.state', 'com_jem.category.'.(int) $record->catid);
+		} else {
+			return $user->authorise('core.edit.state', 'com_jem');
+		}
+	}
+
+	/**
+	 * Returns a reference to the a Table object, always creating it.
+	 *
+	 * @param  type   The table type to instantiate. Optional.
+	 * @param  string A prefix for the table class name. Optional.
+	 * @param  array  Configuration data for model. Optional.
+	 * @return Table A database object
+	 */
+	public function getTable($type = 'Group', $prefix = 'JemTable', $config = array())
+	{
+		return Table::getInstance($type, $prefix, $config);
+	}
+
+	/**
+	 * Method to get the record form.
+	 *
+	 * @param  array   $data     Data for the form. Optional.
+	 * @param  boolean $loadData True if the form is to load its own data (default case), false if not. Optional.
+	 * @return mixed   A JForm object on success, false on failure
+	 */
+	public function getForm($data = array(), $loadData = true)
+	{
+		// Get the form.
+		$form = $this->loadForm('com_jem.group', 'group', array('control' => 'jform', 'load_data' => $loadData));
+
+		if (empty($form)) {
+			return false;
+		}
+
+		return $form;
+	}
+
+	/**
+	 * Method to get a single record.
+	 *
+	 * @param  integer The id of the primary key.
+	 *
+	 * @return mixed   Object on success, false on failure.
+	 */
+	public function getItem($pk = null)
+	{
+		$item = parent::getItem($pk);
+
+		return $item;
+	}
+
+	/**
+	 * Method to get the data that should be injected in the form.
+	 */
+	protected function loadFormData()
+	{
+		// Check the session for previously entered form data.
+		$data = Factory::getApplication()->getUserState('com_jem.edit.group.data', array());
+
+		if (empty($data)) {
+			$data = $this->getItem();
+		}
+
+		return $data;
+	}
+
+	/**
+	 * Prepare and sanitise the table data prior to saving.
+	 *
+	 * @param Table The table object to prepare.
+	 *
+	 */
+	protected function _prepareTable($table)
+	{
+		$db = Factory::getContainer()->get('DatabaseDriver');
+		$app = Factory::getApplication();
+
+		// Make sure the data is valid
+		if (!$table->check()) {
+			$this->setError($table->getError());
+			return;
+		}
+
+		// Store data
+		if (!$table->store(true)) {
+			throw new Exception($table->getError(), 500);
+		}
+
+		$members = $app->input->get('maintainers', array(), 'array');
+
+		// Updating group references
+		$query = $db->getQuery(true);
+		$query->delete($db->quoteName('#__jem_groupmembers'));
+		$query->where('group_id = '.(int)$table->id);
+
+		$db->setQuery($query);
+		$db->execute();
+
+		foreach($members as $member)
+		{
+			$member = intval($member);
+
+			$query = $db->getQuery(true);
+			$columns = array('group_id', 'member');
+			$values = array((int)$table->id, $member);
+
+			$query->insert($db->quoteName('#__jem_groupmembers'))
+			      ->columns($db->quoteName($columns))
+			      ->values(implode(',', $values));
+
+			$db->setQuery($query);
+			$db->execute();
+		}
+	}
+
+	/**
+	 * Method to get the members data
+	 *
+	 * @access public
+	 * @return array List of members
+	 *
+	 */
+	public function getMembers()
+	{
+		$members = $this->_members();
+
+		$users = array();
+
+		if (!empty($members)) {
+			$query = 'SELECT id AS value, username, name'
+			       . ' FROM #__users'
+			       . ' WHERE id IN ('.$members.')'
+			       . ' ORDER BY name ASC'
+			       ;
+
+			$this->_db->setQuery($query);
+			$users = $this->_db->loadObjectList();
+
+			foreach ($users as &$user) {
+				$user->text = $user->name . ' (' . $user->username . ')';
+			}
+		}
+
+		return $users;
+	}
+
+	/**
+	 * Method to get the selected members.
+	 *
+	 * @access protected
+	 * @return string
+	 *
+	 */
+	protected function _members()
+	{
+		$item = parent::getItem();
+
+		$members = null;
+
+		//get selected members
+		if ($item->id) {
+			$query = 'SELECT member'
+			       . ' FROM #__jem_groupmembers'
+			       . ' WHERE group_id = '.(int)$item->id;
+
+			$this->_db->setQuery ($query);
+			$member_ids = $this->_db->loadColumn();
+
+			if (is_array($member_ids)) {
+				$members = implode(',', $member_ids);
+			}
+		}
+
+		return $members;
+	}
+
+	/**
+	 * Method to get the available users.
+	 *
+	 * @access public
+	 * @return mixed
+	 *
+	 */
+	public function getAvailable()
+	{
+		$members = $this->_members();
+
+		// get non selected members
+		$query  = 'SELECT id AS value, username, name FROM #__users';
+		$query .= ' WHERE block = 0' ;
+
+		if ($members) {
+			$query .= ' AND id NOT IN ('.$members.')' ;
+		}
+
+		$query .= ' ORDER BY name ASC';
+
+		$this->_db->setQuery($query);
+		$available = $this->_db->loadObjectList();
+
+		foreach ($available as &$item) {
+			$item->text = $item->name . ' (' . $item->username . ')';
+		}
+
+		return $available;
+	}
+}