first commit

administrator/components/com_users/models/levels.php

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+<?php
+/**
+ * @package     Joomla.Administrator
+ * @subpackage  com_users
+ *
+ * @copyright   Copyright (C) 2005 - 2013 Open Source Matters, Inc. All rights reserved.
+ * @license     GNU General Public License version 2 or later; see LICENSE.txt
+ */
+
+defined('_JEXEC') or die;
+
+/**
+ * Methods supporting a list of user access level records.
+ *
+ * @package     Joomla.Administrator
+ * @subpackage  com_users
+ * @since       1.6
+ */
+class UsersModelLevels extends JModelList
+{
+	/**
+	 * Constructor.
+	 *
+	 * @param   array  An optional associative array of configuration settings.
+	 * @see     JController
+	 * @since   1.6
+	 */
+	public function __construct($config = array())
+	{
+		if (empty($config['filter_fields']))
+		{
+			$config['filter_fields'] = array(
+				'id', 'a.id',
+				'title', 'a.title',
+				'ordering', 'a.ordering',
+			);
+		}
+
+		parent::__construct($config);
+	}
+
+	/**
+	 * Method to auto-populate the model state.
+	 *
+	 * Note. Calling getState in this method will result in recursion.
+	 *
+	 * @since   1.6
+	 */
+	protected function populateState($ordering = null, $direction = null)
+	{
+		// Load the filter state.
+		$search = $this->getUserStateFromRequest($this->context . '.filter.search', 'filter_search');
+		$this->setState('filter.search', $search);
+
+		// Load the parameters.
+		$params = JComponentHelper::getParams('com_users');
+		$this->setState('params', $params);
+
+		// List state information.
+		parent::populateState('a.title', 'asc');
+	}
+
+	/**
+	 * Method to get a store id based on model configuration state.
+	 *
+	 * This is necessary because the model is used by the component and
+	 * different modules that might need different sets of data or different
+	 * ordering requirements.
+	 *
+	 * @param   string  $id    A prefix for the store id.
+	 *
+	 * @return  string  A store id.
+	 */
+	protected function getStoreId($id = '')
+	{
+		// Compile the store id.
+		$id .= ':' . $this->getState('filter.search');
+
+		return parent::getStoreId($id);
+	}
+
+	/**
+	 * Build an SQL query to load the list data.
+	 *
+	 * @return  JDatabaseQuery
+	 */
+	protected function getListQuery()
+	{
+		// Create a new query object.
+		$db = $this->getDbo();
+		$query = $db->getQuery(true);
+
+		// Select the required fields from the table.
+		$query->select(
+			$this->getState(
+				'list.select',
+				'a.*'
+			)
+		);
+		$query->from($db->quoteName('#__viewlevels') . ' AS a');
+
+		// Add the level in the tree.
+		$query->group('a.id, a.title, a.ordering, a.rules');
+
+		// Filter the items over the search string if set.
+		$search = $this->getState('filter.search');
+		if (!empty($search))
+		{
+			if (stripos($search, 'id:') === 0)
+			{
+				$query->where('a.id = ' . (int) substr($search, 3));
+			}
+			else
+			{
+				$search = $db->quote('%' . $db->escape($search, true) . '%');
+				$query->where('a.title LIKE ' . $search);
+			}
+		}
+
+		$query->group('a.id');
+
+		// Add the list ordering clause.
+		$query->order($db->escape($this->getState('list.ordering', 'a.lft')) . ' ' . $db->escape($this->getState('list.direction', 'ASC')));
+
+		//echo nl2br(str_replace('#__','jos_',$query));
+		return $query;
+	}
+
+	/**
+	 * Method to adjust the ordering of a row.
+	 *
+	 * @param   integer    The ID of the primary key to move.
+	 * @param   integer    Increment, usually +1 or -1
+	 * @return  boolean  False on failure or error, true otherwise.
+	 */
+	public function reorder($pk, $direction = 0)
+	{
+		// Sanitize the id and adjustment.
+		$pk = (!empty($pk)) ? $pk : (int) $this->getState('level.id');
+		$user = JFactory::getUser();
+
+		// Get an instance of the record's table.
+		$table = JTable::getInstance('viewlevel');
+
+		// Load the row.
+		if (!$table->load($pk))
+		{
+			$this->setError($table->getError());
+			return false;
+		}
+
+		// Access checks.
+		$allow = $user->authorise('core.edit.state', 'com_users');
+
+		if (!$allow)
+		{
+			$this->setError(JText::_('JLIB_APPLICATION_ERROR_EDITSTATE_NOT_PERMITTED'));
+			return false;
+		}
+
+		// Move the row.
+		// TODO: Where clause to restrict category.
+		$table->move($pk);
+
+		return true;
+	}
+
+	/**
+	 * Saves the manually set order of records.
+	 *
+	 * @param   array    An array of primary key ids.
+	 * @param   integer  +/-1
+	 */
+	public function saveorder($pks, $order)
+	{
+		$table = JTable::getInstance('viewlevel');
+		$user = JFactory::getUser();
+		$conditions = array();
+
+		if (empty($pks))
+		{
+			return JError::raiseWarning(500, JText::_('COM_USERS_ERROR_LEVELS_NOLEVELS_SELECTED'));
+		}
+
+		// update ordering values
+		foreach ($pks as $i => $pk)
+		{
+			$table->load((int) $pk);
+
+			// Access checks.
+			$allow = $user->authorise('core.edit.state', 'com_users');
+
+			if (!$allow)
+			{
+				// Prune items that you can't change.
+				unset($pks[$i]);
+				JError::raiseWarning(403, JText::_('JLIB_APPLICATION_ERROR_EDITSTATE_NOT_PERMITTED'));
+			}
+			elseif ($table->ordering != $order[$i])
+			{
+				$table->ordering = $order[$i];
+				if (!$table->store())
+				{
+					$this->setError($table->getError());
+					return false;
+				}
+			}
+		}
+
+		// Execute reorder for each category.
+		foreach ($conditions as $cond)
+		{
+			$table->load($cond[0]);
+			$table->reorder($cond[1]);
+		}
+
+		return true;
+	}
+}