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administrator/components/com_attachments/models/attachment.php

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+<?php
+/**
+ * Attachments component attachment model
+ *
+ * @package Attachments
+ * @subpackage Attachments_Component
+ *
+ * @copyright Copyright (C) 2007-2018 Jonathan M. Cameron, All Rights Reserved
+ * @license http://www.gnu.org/licenses/gpl-3.0.html GNU/GPL
+ * @link http://joomlacode.org/gf/project/attachments/frs/
+ * @author Jonathan M. Cameron
+ */
+
+// No direct access to this file
+defined('_JEXEC') or die('Restricted access');
+
+// import Joomla modelform library
+jimport('joomla.application.component.modeladmin');
+
+/**
+ * Attachment Model
+ *
+ * @package Attachments
+ */
+class AttachmentsModelAttachment extends JModelAdmin
+{
+	/**
+	 * Returns a reference to the a Table object, always creating it.
+	 *
+	 * @param		type	The table type to instantiate
+	 * @param		string	A prefix for the table class name. Optional.
+	 * @param		array	Configuration array for model. Optional.
+	 * @return		JTable	A database object
+	 * @since		1.6
+	 */
+	public function getTable($type = 'Attachment', $prefix = 'AttachmentsTable', $config = array())
+	{
+		return JTable::getInstance($type, $prefix, $config);
+	}
+
+
+	/**
+	 * Override the getItem() command to get some extra info
+	 *
+	 * @param	integer	$pk	The id of the primary key.
+	 *
+	 * @return	mixed	Object on success, false on failure.
+	 */
+	public function getItem($pk = null)
+	{
+		$item = parent::getItem($pk);
+
+		if ( $item->id != 0 ) {
+
+			// If the item exists, get more info
+			$db = $this->getDbo();
+
+			// Get the creator name
+			$query = $db->getQuery(true);
+			$query->select('name')->from('#__users')->where('id = ' . (int)$item->created_by);
+			$db->setQuery($query, 0, 1);
+			$item->creator_name = $db->loadResult();
+			if ( $db->getErrorNum() ) {
+				$errmsg = $db->stderr() . ' (ERR 112)';
+				JError::raiseError(500, $errmsg);
+				}
+
+			// Get the modifier name
+			$query = $db->getQuery(true);
+			$query->select('name')->from('#__users')->where('id = ' . (int)$item->modified_by);
+			$db->setQuery($query, 0, 1);
+			$item->modifier_name = $db->loadResult();
+			if ( $db->getErrorNum() ) {
+				$errmsg = $db->stderr() . ' (ERR 113)';
+				JError::raiseError(500, $errmsg);
+				}
+
+			// Get the parent info (??? Do we really need this?)
+			$parent_type = $item->parent_type;
+			$parent_entity = $item->parent_entity;
+			JPluginHelper::importPlugin('attachments');
+			$apm = getAttachmentsPluginManager();
+			if ( !$apm->attachmentsPluginInstalled($parent_type) ) {
+				$errmsg = JText::sprintf('ATTACH_ERROR_INVALID_PARENT_TYPE_S', $parent_type) . ' (ERR 114)';
+				JError::raiseError(500, $errmsg);
+				}
+			$item->parent = $apm->getAttachmentsPlugin($parent_type);
+
+			}
+
+		return $item;
+	}
+
+	/**
+	 * Method to get the record form.
+	 *
+	 * @param		array	$data			Data for the form.
+	 * @param		boolean $loadData		True if the form is to load its own data (default case), false if not.
+	 * @return		mixed	A JForm object on success, false on failure
+	 * @since		1.6
+	 */
+	public function getForm($data = array(), $loadData = true)
+	{
+		// Get the form.
+		$form = $this->loadForm('com_attachments.attachment', 'attachment',
+								array('control' => 'jform', 'load_data' => $loadData));
+		if (empty($form))
+		{
+			return false;
+		}
+		return $form;
+	}
+
+
+	/**
+	 * Method to get the data that should be injected in the form.
+	 *
+	 * @return		mixed	The data for the form.
+	 * @since		1.6
+	 */
+	protected function loadFormData()
+	{
+		// Check the session for previously entered form data.
+		$data = JFactory::getApplication()->getUserState('com_attachments.edit.attachment.data', array());
+		if (empty($data))
+		{
+			$data = $this->getItem();
+		}
+		return $data;
+	}
+}