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plugins/system/redirect/index.html
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plugins/system/redirect/index.html
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<!DOCTYPE html><title></title>
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124
plugins/system/redirect/redirect.php
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plugins/system/redirect/redirect.php
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<?php
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/**
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* @package Joomla.Plugin
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* @subpackage System.redirect
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*
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* @copyright Copyright (C) 2005 - 2013 Open Source Matters, Inc. All rights reserved.
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* @license GNU General Public License version 2 or later; see LICENSE.txt
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*/
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defined('JPATH_BASE') or die;
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/**
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* Plugin class for redirect handling.
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*
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* @package Joomla.Plugin
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* @subpackage System.redirect
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* @since 1.6
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*/
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class PlgSystemRedirect extends JPlugin
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{
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/**
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* Object Constructor.
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*
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* @access public
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* @param object The object to observe -- event dispatcher.
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* @param object The configuration object for the plugin.
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* @return void
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* @since 1.6
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*/
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public function __construct(&$subject, $config)
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{
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parent::__construct($subject, $config);
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// Set the error handler for E_ERROR to be the class handleError method.
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JError::setErrorHandling(E_ERROR, 'callback', array('PlgSystemRedirect', 'handleError'));
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set_exception_handler(array('PlgSystemRedirect', 'handleError'));
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}
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public static function handleError(&$error)
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{
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// Get the application object.
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$app = JFactory::getApplication();
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// Make sure the error is a 404 and we are not in the administrator.
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if (!$app->isAdmin() and ($error->getCode() == 404))
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{
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// Get the full current URI.
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$uri = JUri::getInstance();
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$current = $uri->toString(array('scheme', 'host', 'port', 'path', 'query', 'fragment'));
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// Attempt to ignore idiots.
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if ((strpos($current, 'mosConfig_') !== false) || (strpos($current, '=http://') !== false))
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{
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// Render the error page.
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JError::customErrorPage($error);
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}
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// See if the current url exists in the database as a redirect.
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$db = JFactory::getDbo();
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$query = $db->getQuery(true)
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->select($db->quoteName('new_url'))
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->select($db->quoteName('published'))
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->from($db->quoteName('#__redirect_links'))
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->where($db->quoteName('old_url') . ' = ' . $db->quote($current));
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$db->setQuery($query, 0, 1);
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$link = $db->loadObject();
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// If a redirect exists and is published, permanently redirect.
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if ($link and ($link->published == 1))
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{
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$app->redirect($link->new_url, null, null, true, false);
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}
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else
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{
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$referer = empty($_SERVER['HTTP_REFERER']) ? '' : $_SERVER['HTTP_REFERER'];
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$db->setQuery('SELECT id FROM ' . $db->quoteName('#__redirect_links') . ' WHERE old_url= ' . $db->quote($current));
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$res = $db->loadResult();
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if (!$res)
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{
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// If not, add the new url to the database.
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$columns = array(
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$db->quoteName('old_url'),
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$db->quoteName('new_url'),
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$db->quoteName('referer'),
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$db->quoteName('comment'),
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$db->quoteName('hits'),
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$db->quoteName('published'),
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$db->quoteName('created_date')
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);
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$query->clear()
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->insert($db->quoteName('#__redirect_links'), false)
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->columns($columns)
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->values(
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$db->quote($current) . ', ' . $db->quote('') .
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' ,' . $db->quote($referer) . ', ' . $db->quote('') . ',1,0, ' .
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$db->quote(JFactory::getDate()->toSql())
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);
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$db->setQuery($query);
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$db->execute();
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}
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else
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{
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// Existing error url, increase hit counter
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$query->clear()
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->update($db->quoteName('#__redirect_links'))
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->set($db->quoteName('hits') . ' = ' . $db->quote('hits') . ' + 1')
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->where('id = ' . (int) $res);
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$db->setQuery($query);
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$db->execute();
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}
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// Render the error page.
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JError::customErrorPage($error);
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}
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}
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else
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{
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// Render the error page.
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JError::customErrorPage($error);
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}
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}
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}
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20
plugins/system/redirect/redirect.xml
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20
plugins/system/redirect/redirect.xml
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<?xml version="1.0" encoding="utf-8"?>
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<extension version="3.1" type="plugin" group="system">
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<name>plg_system_redirect</name>
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<author>Joomla! Project</author>
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<creationDate>April 2009</creationDate>
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<copyright>Copyright (C) 2005 - 2013 Open Source Matters. All rights reserved.</copyright>
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<license>GNU General Public License version 2 or later; see LICENSE.txt</license>
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<authorEmail>admin@joomla.org</authorEmail>
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<authorUrl>www.joomla.org</authorUrl>
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<version>3.0.0</version>
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<description>PLG_REDIRECT_XML_DESCRIPTION</description>
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<files>
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<filename plugin="redirect">redirect.php</filename>
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<filename>index.html</filename>
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</files>
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<languages>
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<language tag="en-GB">en-GB.plg_system_redirect.ini</language>
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<language tag="en-GB">en-GB.plg_system_redirect.sys.ini</language>
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</languages>
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</extension>
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