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site/src/Helper/CircolariHelper.php

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+<?php
+/**
+ * @version    CVS: 1.0.0
+ * @package    Com_Circolari
+ * @author     Tommaso Cippitelli <tommaso.cippitelli@protocollicreativi.it>
+ * @copyright  2025 Tommaso Cippitelli
+ * @license    GNU General Public License version 2 or later; see LICENSE.txt
+ */
+
+namespace Pcrt\Component\Circolari\Site\Helper;
+
+defined('_JEXEC') or die;
+
+use \Joomla\CMS\Factory;
+use \Joomla\CMS\MVC\Model\BaseDatabaseModel;
+
+/**
+ * Class CircolariFrontendHelper
+ *
+ * @since  1.0.0
+ */
+class CircolariHelper
+{
+	
+
+	/**
+	 * Gets the files attached to an item
+	 *
+	 * @param   int     $pk     The item's id
+	 *
+	 * @param   string  $table  The table's name
+	 *
+	 * @param   string  $field  The field's name
+	 *
+	 * @return  array  The files
+	 */
+	public static function getFiles($pk, $table, $field)
+	{
+		$db = Factory::getContainer()->get('DatabaseDriver');
+		$query = $db->getQuery(true);
+
+		$query
+			->select($field)
+			->from($table)
+			->where('id = ' . (int) $pk);
+
+		$db->setQuery($query);
+
+		return explode(',', $db->loadResult());
+	}
+
+	/**
+	 * Gets the edit permission for an user
+	 *
+	 * @param   mixed  $item  The item
+	 *
+	 * @return  bool
+	 */
+	public static function canUserEdit($item)
+	{
+		$permission = false;
+		$user       = Factory::getApplication()->getIdentity();
+
+		if ($user->authorise('core.edit', 'com_circolari') || (isset($item->created_by) && $user->authorise('core.edit.own', 'com_circolari') && $item->created_by == $user->id) || $user->authorise('core.create', 'com_circolari'))
+		{
+			$permission = true;
+		}
+
+		return $permission;
+	}
+}