david
802479ed64
git-svn-id: https://192.168.0.254/svn/Proyectos.FundacionLQDVI_WebCongresos/trunk@2 94ccb1af-fd9d-d947-8d90-7f70ea60afc8
529 lines
17 KiB
PHP
529 lines
17 KiB
PHP
<?php
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/**
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* @version $Id: backlink.php 14401 2010-01-26 14:10:00Z louis $
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* @package Joomla
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* @copyright Copyright (C) 2005 - 2010 Open Source Matters. All rights reserved.
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* @license GNU/GPL, see LICENSE.php
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* Joomla! is free software. This version may have been modified pursuant
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* to the GNU General Public License, and as distributed it includes or
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* is derivative of works licensed under the GNU General Public License or
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* other free or open source software licenses.
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* See COPYRIGHT.php for copyright notices and details.
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*/
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// no direct access
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defined('_JEXEC') or die('Restricted access');
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jimport('joomla.application.menu');
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jimport( 'joomla.plugin.plugin' );
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class plgSystemBacklink extends JPlugin
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{
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var $_db = null;
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/**
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* Constructor
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*
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* For php4 compatability we must not use the __constructor as a constructor for plugins
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* because func_get_args ( void ) returns a copy of all passed arguments NOT references.
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* This causes problems with cross-referencing necessary for the observer design pattern.
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*
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* @access protected
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* @param object $subject The object to observe
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* @param array $config An array that holds the plugin configuration
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* @since 1.0
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*/
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function plgSystemBacklink(& $subject, $config)
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{
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$this->_db = JFactory::getDBO();
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parent :: __construct($subject, $config);
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}
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function onAfterInitialise()
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{
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global $mainframe;
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if ($mainframe->isAdmin()) {
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return; // Dont run in admin
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}
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$sef = $this->params->get('sef', 1);
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$url = $this->params->get('url', 1);
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$legacysef = $this->params->get('legacysef', 1);
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if (!$sef && !$url && !$legacysef)
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return; // None of the options enabled, bail!
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// Grab the system as early as possible, we're going to terminate it potentially
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// Case 1: Query string match (shouldn't need this but its here anyway)
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if ($url && isset ($_SERVER['QUERY_STRING']) && strlen($_SERVER['QUERY_STRING']) && strpos($_SERVER['QUERY_STRING'], '&')) {
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$query_string = $_SERVER['QUERY_STRING'];
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$this->_lookup($query_string);
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}
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// Case 2: SEF or similar match
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if ($sef && isset ($_SERVER['SCRIPT_NAME']) && isset ($_SERVER['REQUEST_URI'])) {
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$part = str_replace('index.php', '', $_SERVER['SCRIPT_NAME']);
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if($part != '/') {
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$search = str_replace($part, '', $_SERVER['REQUEST_URI']);
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} else {
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$search = ltrim($_SERVER['REQUEST_URI'],'/');
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}
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$this->_lookup($search);
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}
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// Case 3: Old school core sef; used to backlink
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// Enable only if:
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// 1: SEF is enabled
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// 2: Legacy SEF Plugin Param is set
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// 3: And there is no backlink
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if ($mainframe->getCfg('sef')
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&& $legacysef
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&& !strstr($_SERVER['REQUEST_URI'],'nobacklink')
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&& !strlen($_SERVER['QUERY_STRING'])) {
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$this->_legacysef();
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}
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}
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function _lookup($searchstring)
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{
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// return blank strings and just index.php on its own...
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if (!strlen($searchstring) || $searchstring == trim('index.php',' ?')) {
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return;
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}
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$sef = $this->params->get('sef', 1);
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$url = $this->params->get('url', 1);
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if (!$sef && !$url) {
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return; // Neither option enabled, bail!
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}
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$query = 'SELECT * FROM #__migration_backlinks WHERE ';
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$where = Array ();
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$search = $this->_db->Quote( $this->_db->getEscaped( $searchstring, true ).'%', false );
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if ($url) {
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$where[] = 'url LIKE ' . $search;
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}
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if ($sef) {
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$where[] = 'sefurl LIKE ' . $search;
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}
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$query .= implode(' OR ', $where);
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$this->_db->setQuery($query);
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$results = $this->_db->loadAssocList();
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if (count($results)) {
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// Get the first one...
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$this->_redirect($results[0]['itemid'], $results[0]['name'], $results[0]['newurl']);
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}
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}
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function _redirect($Itemid, $name, $url = null)
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{
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global $mainframe;
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if (!strlen($url))
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{
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$menu = & JSite :: getMenu();
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$item = $menu->getItem($Itemid);
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//$url = $item->link;
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switch ($item->type)
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{
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case 'url' :
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if ((strpos($item->link, 'index.php?') !== false) && (strpos($item->link, 'Itemid=') === false)) {
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$url = $item->link . '&Itemid=' . $item->id;
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} else {
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$url = $item->link;
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}
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break;
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default :
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$url = 'index.php?Itemid=' . $item->id;
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//$url = $item->link . '&Itemid='.$item->id;
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break;
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}
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$url = JRoute :: _($url);
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//$url = JURI :: base() . $url; // was $surl with third option of below being url and second being surl
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$name = $item->name;
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}
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// Check we're not redirecting to ourselves
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if(!stristr($url,$_SERVER['REQUEST_URI']) && !stristr($url,$_SERVER['SCRIPT_NAME'].'/'.$_SERVER['QUERY_STRING'])) {
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return;
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}
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$name = $name ? $name : "Unknown";
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header('Location: ' . str_replace('&','&',$url), true, '301'); // redirect and kill of and &
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jexit(JText :: sprintf('"%s" has moved to <a href="%s">%s</a>. Click the link if your browser does not redirect you automatically.', $name, $url, $url));
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}
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function _legacysef()
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{
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$mosConfig_absolute_path = JPATH_SITE;
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$mosConfig_live_site = JURI :: base();
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$url_array = explode('/', $_SERVER['REQUEST_URI']);
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if (in_array('content', $url_array))
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{
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/**
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* Content
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* http://www.domain.com/$option/$task/$sectionid/$id/$Itemid/$limit/$limitstart
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*/
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$uri = explode('content/', $_SERVER['REQUEST_URI']);
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$option = 'com_content';
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$_GET['option'] = $option;
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$_REQUEST['option'] = $option;
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$pos = array_search('content', $url_array);
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// language hook for content
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$lang = '';
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foreach ($url_array as $key => $value)
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{
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if (!strcasecmp(substr($value, 0, 5), 'lang,'))
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{
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$temp = explode(',', $value);
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if (isset ($temp[0]) && $temp[0] != '' && isset ($temp[1]) && $temp[1] != '')
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{
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$_GET['lang'] = $temp[1];
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$_REQUEST['lang'] = $temp[1];
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$lang = $temp[1];
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}
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unset ($url_array[$key]);
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}
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}
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if (isset ($url_array[$pos +8]) && $url_array[$pos +8] != '' && in_array('category', $url_array) && (strpos($url_array[$pos +5], 'order,') !== false) && (strpos($url_array[$pos +6], 'filter,') !== false))
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{
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// $option/$task/$sectionid/$id/$Itemid/$order/$filter/$limit/$limitstart
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$task = $url_array[$pos +1];
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$sectionid = $url_array[$pos +2];
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$id = $url_array[$pos +3];
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$Itemid = $url_array[$pos +4];
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$order = str_replace('order,', '', $url_array[$pos +5]);
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$filter = str_replace('filter,', '', $url_array[$pos +6]);
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$limit = $url_array[$pos +7];
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$limitstart = $url_array[$pos +8];
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// pass data onto global variables
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$_GET['task'] = $task;
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$_REQUEST['task'] = $task;
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$_GET['sectionid'] = $sectionid;
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$_REQUEST['sectionid'] = $sectionid;
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$_GET['id'] = $id;
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$_REQUEST['id'] = $id;
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$_GET['Itemid'] = $Itemid;
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$_REQUEST['Itemid'] = $Itemid;
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$_GET['order'] = $order;
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$_REQUEST['order'] = $order;
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$_GET['filter'] = $filter;
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$_REQUEST['filter'] = $filter;
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$_GET['limit'] = $limit;
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$_REQUEST['limit'] = $limit;
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$_GET['limitstart'] = $limitstart;
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$_REQUEST['limitstart'] = $limitstart;
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$QUERY_STRING = "option=com_content&task=$task§ionid=$sectionid&id=$id&Itemid=$Itemid&order=$order&filter=$filter&limit=$limit&limitstart=$limitstart";
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}
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else if (isset ($url_array[$pos +7]) && $url_array[$pos +7] != '' && $url_array[$pos +5] > 1000 && (in_array('archivecategory', $url_array) || in_array('archivesection', $url_array)))
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{
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// $option/$task/$id/$limit/$limitstart/year/month/module
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$task = $url_array[$pos +1];
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$id = $url_array[$pos +2];
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$limit = $url_array[$pos +3];
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$limitstart = $url_array[$pos +4];
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$year = $url_array[$pos +5];
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$month = $url_array[$pos +6];
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$module = $url_array[$pos +7];
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// pass data onto global variables
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$_GET['task'] = $task;
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$_REQUEST['task'] = $task;
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$_GET['id'] = $id;
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$_REQUEST['id'] = $id;
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$_GET['limit'] = $limit;
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$_REQUEST['limit'] = $limit;
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$_GET['limitstart'] = $limitstart;
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$_REQUEST['limitstart'] = $limitstart;
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$_GET['year'] = $year;
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$_REQUEST['year'] = $year;
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$_GET['month'] = $month;
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$_REQUEST['month'] = $month;
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$_GET['module'] = $module;
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$_REQUEST['module'] = $module;
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$QUERY_STRING = "option=com_content&task=$task&id=$id&limit=$limit&limitstart=$limitstart&year=$year&month=$month&module=$module";
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}
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else if (isset ($url_array[$pos +7]) && $url_array[$pos +7] != '' && $url_array[$pos +6] > 1000 && (in_array('archivecategory', $url_array) || in_array('archivesection', $url_array)))
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{
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// $option/$task/$id/$Itemid/$limit/$limitstart/year/month
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$task = $url_array[$pos +1];
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$id = $url_array[$pos +2];
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$Itemid = $url_array[$pos +3];
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$limit = $url_array[$pos +4];
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$limitstart = $url_array[$pos +5];
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$year = $url_array[$pos +6];
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$month = $url_array[$pos +7];
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// pass data onto global variables
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$_GET['task'] = $task;
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$_REQUEST['task'] = $task;
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$_GET['id'] = $id;
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$_REQUEST['id'] = $id;
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$_GET['Itemid'] = $Itemid;
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$_REQUEST['Itemid'] = $Itemid;
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$_GET['limit'] = $limit;
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$_REQUEST['limit'] = $limit;
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$_GET['limitstart'] = $limitstart;
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$_REQUEST['limitstart'] = $limitstart;
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$_GET['year'] = $year;
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$_REQUEST['year'] = $year;
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$_GET['month'] = $month;
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$_REQUEST['month'] = $month;
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$QUERY_STRING = "option=com_content&task=$task&id=$id&Itemid=$Itemid&limit=$limit&limitstart=$limitstart&year=$year&month=$month";
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}
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else if (isset ($url_array[$pos +7]) && $url_array[$pos +7] != '' && in_array('category', $url_array) && (strpos($url_array[$pos +5], 'order,') !== false))
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{
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// $option/$task/$sectionid/$id/$Itemid/$order/$limit/$limitstart
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$task = $url_array[$pos +1];
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$sectionid = $url_array[$pos +2];
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$id = $url_array[$pos +3];
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$Itemid = $url_array[$pos +4];
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$order = str_replace('order,', '', $url_array[$pos +5]);
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$limit = $url_array[$pos +6];
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$limitstart = $url_array[$pos +7];
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// pass data onto global variables
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$_GET['task'] = $task;
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$_REQUEST['task'] = $task;
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$_GET['sectionid'] = $sectionid;
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$_REQUEST['sectionid'] = $sectionid;
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$_GET['id'] = $id;
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$_REQUEST['id'] = $id;
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$_GET['Itemid'] = $Itemid;
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$_REQUEST['Itemid'] = $Itemid;
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$_GET['order'] = $order;
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$_REQUEST['order'] = $order;
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$_GET['limit'] = $limit;
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$_REQUEST['limit'] = $limit;
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$_GET['limitstart'] = $limitstart;
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$_REQUEST['limitstart'] = $limitstart;
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$QUERY_STRING = "option=com_content&task=$task§ionid=$sectionid&id=$id&Itemid=$Itemid&order=$order&limit=$limit&limitstart=$limitstart";
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}
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else if (isset ($url_array[$pos +6]) && $url_array[$pos +6] != '')
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{
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// $option/$task/$sectionid/$id/$Itemid/$limit/$limitstart
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$task = $url_array[$pos +1];
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$sectionid = $url_array[$pos +2];
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$id = $url_array[$pos +3];
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$Itemid = $url_array[$pos +4];
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$limit = $url_array[$pos +5];
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$limitstart = $url_array[$pos +6];
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// pass data onto global variables
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$_GET['task'] = $task;
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$_REQUEST['task'] = $task;
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$_GET['sectionid'] = $sectionid;
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$_REQUEST['sectionid'] = $sectionid;
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$_GET['id'] = $id;
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$_REQUEST['id'] = $id;
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$_GET['Itemid'] = $Itemid;
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$_REQUEST['Itemid'] = $Itemid;
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$_GET['limit'] = $limit;
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$_REQUEST['limit'] = $limit;
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$_GET['limitstart'] = $limitstart;
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$_REQUEST['limitstart'] = $limitstart;
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$QUERY_STRING = "option=com_content&task=$task§ionid=$sectionid&id=$id&Itemid=$Itemid&limit=$limit&limitstart=$limitstart";
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}
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else if (isset ($url_array[$pos +5]) && $url_array[$pos +5] != '')
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{
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// $option/$task/$id/$Itemid/$limit/$limitstart
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$task = $url_array[$pos +1];
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$id = $url_array[$pos +2];
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$Itemid = $url_array[$pos +3];
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$limit = $url_array[$pos +4];
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$limitstart = $url_array[$pos +5];
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// pass data onto global variables
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$_GET['task'] = $task;
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$_REQUEST['task'] = $task;
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$_GET['id'] = $id;
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$_REQUEST['id'] = $id;
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$_GET['Itemid'] = $Itemid;
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$_REQUEST['Itemid'] = $Itemid;
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$_GET['limit'] = $limit;
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$_REQUEST['limit'] = $limit;
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$_GET['limitstart'] = $limitstart;
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$_REQUEST['limitstart'] = $limitstart;
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$QUERY_STRING = "option=com_content&task=$task&id=$id&Itemid=$Itemid&limit=$limit&limitstart=$limitstart";
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}
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else if (isset ($url_array[$pos +4]) && $url_array[$pos +4] != '' && (in_array('archivecategory', $url_array) || in_array('archivesection', $url_array)))
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{
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// $option/$task/$year/$month/$module
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$task = $url_array[$pos +1];
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$year = $url_array[$pos +2];
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$month = $url_array[$pos +3];
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$module = $url_array[$pos +4];
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// pass data onto global variables
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$_GET['task'] = $task;
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$_REQUEST['task'] = $task;
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$_GET['year'] = $year;
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$_REQUEST['year'] = $year;
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$_GET['month'] = $month;
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$_REQUEST['month'] = $month;
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$_GET['module'] = $module;
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$_REQUEST['module'] = $module;
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$QUERY_STRING = "option=com_content&task=$task&year=$year&month=$month&module=$module";
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}
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else if (!(isset ($url_array[$pos +5]) && $url_array[$pos +5] != '') && isset ($url_array[$pos +4]) && $url_array[$pos +4] != '')
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{
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// $option/$task/$sectionid/$id/$Itemid
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$task = $url_array[$pos +1];
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$sectionid = $url_array[$pos +2];
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$id = $url_array[$pos +3];
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$Itemid = $url_array[$pos +4];
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// pass data onto global variables
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$_GET['task'] = $task;
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$_REQUEST['task'] = $task;
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$_GET['sectionid'] = $sectionid;
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$_REQUEST['sectionid'] = $sectionid;
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$_GET['id'] = $id;
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$_REQUEST['id'] = $id;
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$_GET['Itemid'] = $Itemid;
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$_REQUEST['Itemid'] = $Itemid;
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$QUERY_STRING = "option=com_content&task=$task§ionid=$sectionid&id=$id&Itemid=$Itemid";
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}
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else if (!(isset ($url_array[$pos +4]) && $url_array[$pos +4] != '') && (isset ($url_array[$pos +3]) && $url_array[$pos +3] != ''))
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{
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// $option/$task/$id/$Itemid
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$task = $url_array[$pos +1];
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$id = $url_array[$pos +2];
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$Itemid = $url_array[$pos +3];
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// pass data onto global variables
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$_GET['task'] = $task;
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$_REQUEST['task'] = $task;
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$_GET['id'] = $id;
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$_REQUEST['id'] = $id;
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$_GET['Itemid'] = $Itemid;
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$_REQUEST['Itemid'] = $Itemid;
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$QUERY_STRING = "option=com_content&task=$task&id=$id&Itemid=$Itemid";
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}
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else if (!(isset ($url_array[$pos +3]) && $url_array[$pos +3] != '') && (isset ($url_array[$pos +2]) && $url_array[$pos +2] != ''))
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{
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// $option/$task/$id
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$task = $url_array[$pos +1];
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$id = $url_array[$pos +2];
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// pass data onto global variables
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$_GET['task'] = $task;
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$_REQUEST['task'] = $task;
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$_GET['id'] = $id;
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$_REQUEST['id'] = $id;
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$QUERY_STRING = "option=com_content&task=$task&id=$id";
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}
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else if (!(isset ($url_array[$pos +2]) && $url_array[$pos +2] != '') && (isset ($url_array[$pos +1]) && $url_array[$pos +1] != ''))
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{
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// $option/$task
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$task = $url_array[$pos +1];
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$_GET['task'] = $task;
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$_REQUEST['task'] = $task;
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$QUERY_STRING = 'option=com_content&task=' . $task;
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}
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if ($lang != '') {
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$QUERY_STRING .= '&lang=' . $lang;
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|
}
|
|
|
|
$_SERVER['QUERY_STRING'] = $QUERY_STRING;
|
|
$REQUEST_URI = $uri[0] . 'index.php?' . $QUERY_STRING;
|
|
$_SERVER['REQUEST_URI'] = $REQUEST_URI;
|
|
|
|
}
|
|
else if (in_array('component', $url_array))
|
|
{
|
|
$name = 'component';
|
|
/*
|
|
Components
|
|
http://www.domain.com/component/$name,$value
|
|
*/
|
|
$uri = explode('component/', $_SERVER['REQUEST_URI']);
|
|
$uri_array = explode('/', $uri[1]);
|
|
$QUERY_STRING = '';
|
|
|
|
// needed for check if component exists
|
|
$path = $mosConfig_absolute_path . '/components';
|
|
$dirlist = array ();
|
|
if (is_dir($path))
|
|
{
|
|
$base = opendir($path);
|
|
while (false !== ($dir = readdir($base)))
|
|
{
|
|
if ($dir !== '.' && $dir !== '..' && is_dir($path . '/' . $dir) && strtolower($dir) !== 'cvs' && strtolower($dir) !== '.svn') {
|
|
$dirlist[] = $dir;
|
|
}
|
|
}
|
|
closedir($base);
|
|
}
|
|
|
|
foreach ($uri_array as $value)
|
|
{
|
|
$temp = explode(',', $value);
|
|
if (isset ($temp[0]) && $temp[0] != '' && isset ($temp[1]) && $temp[1] != '')
|
|
{
|
|
$_GET[$temp[0]] = $temp[1];
|
|
$_REQUEST[$temp[0]] = $temp[1];
|
|
|
|
// check to ensure component actually exists
|
|
if ($temp[0] == 'option')
|
|
{
|
|
$check = '';
|
|
if (count($dirlist)) {
|
|
foreach ($dirlist as $dir) {
|
|
if ($temp[1] == $dir) {
|
|
$check = 1;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
// redirect to 404 page if no component found to match url
|
|
if (!$check)
|
|
{
|
|
header('HTTP/1.0 404 Not Found');
|
|
require_once ($mosConfig_absolute_path . '/templates/404.php');
|
|
exit (404);
|
|
}
|
|
}
|
|
|
|
if ($QUERY_STRING == '') {
|
|
$QUERY_STRING .= "$temp[0]=$temp[1]";
|
|
} else {
|
|
$QUERY_STRING .= "&$temp[0]=$temp[1]";
|
|
}
|
|
}
|
|
}
|
|
|
|
$_SERVER['QUERY_STRING'] = $QUERY_STRING;
|
|
$REQUEST_URI = $uri[0] . 'index.php?' . $QUERY_STRING;
|
|
$_SERVER['REQUEST_URI'] = $REQUEST_URI;
|
|
|
|
}
|
|
// let this go through and the rest of the system should handle it properly
|
|
}
|
|
|
|
} |