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<?php
/**
* @copyright Copyright (C) 2005 - 2014 Open Source Matters, Inc. All rights reserved.
* @license GNU General Public License version 2 or later; see LICENSE.txt
*/
// No direct access.
defined('_JEXEC') or die;
jimport('joomla.application.component.modeladmin');
/**
* Redirect link model.
*
* @package Joomla.Administrator
* @subpackage com_redirect
* @since 1.6
*/
class RedirectModelLink extends JModelAdmin
{
/**
* @var string The prefix to use with controller messages.
* @since 1.6
*/
protected $text_prefix = 'COM_REDIRECT';
/**
* Method to test whether a record can be deleted.
*
* @param object $record A record object.
*
* @return boolean True if allowed to delete the record. Defaults to the permission set in the component.
* @since 1.6
*/
protected function canDelete($record)
{
if ($record->published != -2) {
return false;
}
$user = JFactory::getUser();
return $user->authorise('core.delete', 'com_redirect');
}
/**
* Method to test whether a record can have its state edited.
*
* @param object $record A record object.
*
* @return boolean True if allowed to change the state of the record. Defaults to the permission set in the component.
* @since 1.6
*/
protected function canEditState($record)
{
$user = JFactory::getUser();
// Check the component since there are no categories or other assets.
return $user->authorise('core.edit.state', 'com_redirect');
}
/**
* Returns a reference to the a Table object, always creating it.
*
* @param type The table type to instantiate
* @param string A prefix for the table class name. Optional.
* @param array Configuration array for model. Optional.
* @return JTable A database object
* @since 1.6
*/
public function getTable($type = 'Link', $prefix = 'RedirectTable', $config = array())
{
return JTable::getInstance($type, $prefix, $config);
}
/**
* Method to get the record form.
*
* @param array $data Data for the form.
* @param boolean $loadData True if the form is to load its own data (default case), false if not.
* @return JForm A JForm object on success, false on failure
* @since 1.6
*/
public function getForm($data = array(), $loadData = true)
{
// Get the form.
$form = $this->loadForm('com_redirect.link', 'link', array('control' => 'jform', 'load_data' => $loadData));
if (empty($form)) {
return false;
}
// Modify the form based on access controls.
if ($this->canEditState((object) $data) != true) {
// Disable fields for display.
$form->setFieldAttribute('published', 'disabled', 'true');
// Disable fields while saving.
// The controller has already verified this is a record you can edit.
$form->setFieldAttribute('published', 'filter', 'unset');
}
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.
$data = JFactory::getApplication()->getUserState('com_redirect.edit.link.data', array());
if (empty($data)) {
$data = $this->getItem();
}
return $data;
}
/**
* Method to activate links.
*
* @param array An array of link ids.
* @param string The new URL to set for the redirect.
* @param string A comment for the redirect links.
* @return boolean Returns true on success, false on failure.
* @since 1.6
*/
public function activate(&$pks, $url, $comment = null)
{
// Initialise variables.
$user = JFactory::getUser();
$db = $this->getDbo();
// Sanitize the ids.
$pks = (array) $pks;
JArrayHelper::toInteger($pks);
// Populate default comment if necessary.
$comment = (!empty($comment)) ? $comment : JText::sprintf('COM_REDIRECT_REDIRECTED_ON', JHtml::_('date', time()));
// Access checks.
if (!$user->authorise('core.edit', 'com_redirect')) {
$pks = array();
$this->setError(JText::_('JLIB_APPLICATION_ERROR_EDIT_NOT_PERMITTED'));
return false;
}
if (!empty($pks)) {
// Update the link rows.
$db->setQuery(
'UPDATE '.$db->quoteName('#__redirect_links') .
' SET '.$db->quoteName('new_url').' = '.$db->Quote($url).', '.$db->quoteName('published').' = 1, '.$db->quoteName('comment').' = '.$db->Quote($comment) .
' WHERE '.$db->quoteName('id').' IN ('.implode(',', $pks).')'
);
$db->query();
// Check for a database error.
if ($error = $this->_db->getErrorMsg())
{
$this->setError($error);
return false;
}
}
return true;
}
}