function _parseSefUrl(&$uri, &$oldUri)
{
$mainframe =& JFactory::getApplication();
$db =& JFactory::getDBO();
$sefConfig =& SEFConfig::getConfig();
$route = $uri->getPath();
//Get the variables from the uri
$vars = $uri->getQuery(true);
// Should we generate canonical link automatically?
$generateCanonical = count($vars) > 0;
// handle an empty URL (special case)
if (empty($route) || $route == JRequest::getVar('lang')) {
if (count($vars) > 0) {
$redir = false;
} else {
$redir = true;
}
$menu = $mainframe->getMenu('site');
// TODO: handle metatags for subdomains correctly
// if route is empty AND option is set in the query, assume it's non-sef url, and parse apropriately
if (isset($vars['option']) || isset($vars['Itemid'])) {
return JoomSEF::_parseRawRoute($uri);
}
//$item = $menu->getDefault();
// Workaround until Joomla menu bug will be fixed
$langs = JLanguageHelper::getLanguages('sef');
$items = null;
if (isset($langs[JRequest::getVar('lang')])) {
$items = $menu->getItems(array('home', 'language'), array('1', $langs[JRequest::getVar('lang')]->lang_code));
}
if (!is_array($items) || count($items) == 0) {
$items = $menu->getItems(array('home'), array('1'));
}
$item = $items[0];
//Set the information in the request
$vars = $item->query;
//Get the itemid
$vars['Itemid'] = $item->id;
// Set the active menu item
$menu->setActive($vars['Itemid']);
// Create automatic canonical link if set to
if ($generateCanonical) {
$extAuto = 2;
if (isset($vars['option'])) {
$params =& SEFTools::getExtParams($vars['option']);
$extAuto = $params->get('autoCanonical', 2);
}
$autoCanonical = $extAuto == 2 ? $sefConfig->autoCanonical : $extAuto;
if ($autoCanonical) {
JoomSEF::set('sef.link.canonical', JURI::root());
}
}
// MetaTags for frontpage
if (JPluginHelper::isEnabled('system', 'joomsef')) {
// ... and frontpage has meta tags
// Get all the URLs for frontpage and try to find the correct one
$lang = JRequest::getVar('lang');
$query = "SELECT * FROM #__sefurls WHERE sefurl = " . $db->quote($route) . " ORDER BY `priority`";
$db->setQuery($query);
$sefRows = $db->loadObjectList();
if (is_array($sefRows)) {
$count = count($sefRows);
if ($count == 1) {
// Use the only one
$sefRow = $sefRows[0];
} else {
if ($count > 1) {
// Loop through URLs and find the one corresponding to menu item and possibly language
foreach ($sefRows as $row) {
// Check if variables match
$varsOk = true;
parse_str(str_replace('index.php?', '', $row->origurl), $rowVars);
foreach ($vars as $varKey => $varVal) {
if ($varKey == 'Itemid') {
if ($row->Itemid != $varVal) {
$varsOk = false;
break;
}
} else {
if (!isset($rowVars[$varKey]) || $rowVars[$varKey] != $varVal) {
$varsOk = false;
break;
}
}
}
if (!$varsOk) {
continue;
}
// Variables match, this seems to be home page URL, try checking language
if (is_null($lang)) {
// No language, use this URL
$sefRow = $row;
break;
} else {
// Check language
if (isset($rowVars['lang'])) {
if ($rowVars['lang'] == $lang) {
// Found exact URL
$sefRow = $row;
break;
}
} else {
if (empty($noLang)) {
// This URL doesn't contain lang variable, store it for later use
$noLang = $row;
}
}
}
}
// If we didn't find correct URL, try to use the one without lang variable
if (empty($sefRow) && !empty($noLang)) {
$sefRow = $noLang;
}
}
}
}
// Set meta tags
if (!empty($sefRow)) {
$mainframe =& JFactory::getApplication();
if (!empty($sefRow->metatitle)) {
JoomSEF::set('sef.meta.title', $sefRow->metatitle);
}
if (!empty($sefRow->metadesc)) {
JoomSEF::set('sef.meta.desc', $sefRow->metadesc);
}
if (!empty($sefRow->metakey)) {
JoomSEF::set('sef.meta.key', $sefRow->metakey);
}
if (!empty($sefRow->metalang)) {
JoomSEF::set('sef.meta.lang', $sefRow->metalang);
}
if (!empty($sefRow->metarobots)) {
JoomSEF::set('sef.meta.robots', $sefRow->metarobots);
}
if (!empty($sefRow->metagoogle)) {
JoomSEF::set('sef.meta.google', $sefRow->metagoogle);
}
if (!empty($sefRow->canonicallink)) {
JoomSEF::set('sef.link.canonical', $sefRow->canonicallink);
}
if (isset($sefRow->showsitename)) {
JoomSEF::set('sef.meta.showsitename', $sefRow->showsitename);
}
if (!empty($sefRow->metacustom)) {
$metacustom = @unserialize($sefRow->metacustom);
if (!empty($metacustom)) {
JoomSEF::set('sef.meta.custom', $metacustom);
}
}
// Update hits count if set to
if ($sefConfig->homePageHits) {
$db->setQuery("UPDATE #__sefurls SET cpt=(cpt+1) WHERE id = '{$sefRow->id}'");
$db->query();
}
}
}
return $vars;
}
$disabled = false;
$sef_ext = new SefExt();
$newVars = $sef_ext->revert($route, $disabled);
// We need to determine language BEFORE Joomla SEO
// so the menu is translated correctly
$lang = self::get('domain_lang');
if (empty($lang)) {
$lang = isset($newVars['lang']) ? $newVars['lang'] : (isset($vars['lang']) ? $vars['lang'] : null);
} else {
if ($sefConfig->wrongDomainHandling != _COM_SEF_WRONG_DOMAIN_DO_NOTHING) {
// We have a language from domain, check if it corresponds to language in SEF URL
if (isset($newVars['lang']) && $newVars['lang'] != $lang) {
// Domain and SEF URL languages don't match
if ($sefConfig->wrongDomainHandling == _COM_SEF_WRONG_DOMAIN_REDIRECT) {
// Redirect to correct domain
if (isset($sefConfig->subDomainsJoomla[$newVars['lang']])) {
$domain = $sefConfig->subDomainsJoomla[$newVars['lang']];
$redir = JURI::getInstance();
$redir->setHost($domain);
// Redirect
SEFTools::redirect($redir->toString(), true);
}
// No domain found, show 404
$disabled = true;
} else {
// Show 404 page
$disabled = true;
}
}
}
}
if (!empty($newVars) && !empty($vars) && $sefConfig->nonSefQueryVariables) {
// If this was SEF url, consider the vars in query as nonsef
$nonsef = array_diff_key($vars, $newVars);
if (!empty($nonsef)) {
JoomSEF::set('sef.global.nonsefvars', $nonsef);
}
}
// try to parse joomla native seo
if ($sefConfig->parseJoomlaSEO && empty($newVars)) {
$oldUrl = $oldUri->toString(array('path', 'query', 'fragment'));
$router = $mainframe->getRouter();
$router->setMode(JROUTER_MODE_SEF);
$jvars = $router->parse($oldUri);
$router->setMode(JROUTER_MODE_DONT_PARSE);
// Check 404
if (isset($jvars['option']) && $jvars['option'] == 'com_content' && isset($jvars['view']) && isset($jvars['id']) && $jvars['id'] == 0) {
// 404
$jvars = array();
}
if (!empty($jvars['option']) || !empty($jvars['Itemid'])) {
// Fix Itemid
if (array_key_exists('Itemid', $jvars) && is_null($jvars['Itemid'])) {
unset($jvars['Itemid']);
}
// Try to get option from URL or menu item
if (!isset($jvars['option'])) {
// Get the option from menu item
$menu = JFactory::getApplication()->getMenu('site');
$item =& $menu->getItem($jvars['Itemid']);
if (!is_null($item) && isset($item->query['option'])) {
$jopt = $item->query['option'];
}
} else {
$jopt = $jvars['option'];
}
// Was it possible to retrieve component?
if (isset($jopt)) {
// If the component is not handled by default Joomla router
// try to find corresponding SEF URL in JoomSEF's database
require_once JPATH_ADMINISTRATOR . '/components/com_sef/models/extensions.php';
$handler = SEFModelExtensions::_getActiveHandler($jopt);
if (!in_array($handler->code, array(_COM_SEF_HANDLER_ROUTER, _COM_SEF_HANDLER_JOOMLA, _COM_SEF_HANDLER_NONE))) {
// Try to get the SEF URL
$oldDisable = $sefConfig->disableNewSEF;
$sefConfig->disableNewSEF = true;
$jUri = new JURI('index.php');
$jUri->setQuery($jvars);
if ($jUri->getVar('format') == 'html') {
$jUri->delVar('format');
}
$jUrl = $jUri->toString(array('path', 'query', 'fragment'));
$jSefUri = new JURI(JRoute::_($jUrl));
$jSef = $jSefUri->toString(array('path', 'query', 'fragment'));
//$jSef = urldecode(str_replace('&', '&', $jSef));
// Remove base
$base = JURI::base(true);
$baseLen = strlen($base);
if (substr($oldUrl, 0, $baseLen) == $base) {
$oldUrl = substr($oldUrl, $baseLen);
}
if (substr($jSef, 0, $baseLen) == $base) {
$jSef = substr($jSef, $baseLen);
}
// Fix slashes - left
$oldUrl = ltrim($oldUrl, '/');
$jSef = ltrim($jSef, '/');
// Fix slashes - right
//$oldUrl = preg_replace('/^([^?]*)\/(\??)/', '$1$2', $oldUrl);
//$jSef = preg_replace('/^([^?]*)\/(\??)/', '$1$2', $jSef);
$oldUrl = JoomSEF::_removeRightSlash($oldUrl);
$jSef = JoomSEF::_removeRightSlash($jSef);
// Restore the configuration
$sefConfig->disableNewSEF = $oldDisable;
if (count($_POST) == 0) {
// Non-SEF redirect
if (strpos($jSef, 'index.php?') === false && $oldUrl != $jSef) {
// Seems the URL is SEF, let's redirect
SEFTools::redirect(JURI::root() . $jSef, true);
}
}
}
// OK, we can show the page for this component
$newVars = $jvars;
}
}
}
if (!empty($vars)) {
// append the original query string because some components
// (like SMF Bridge and SOBI2) use it
$vars = array_merge($vars, $newVars);
} else {
$vars = $newVars;
}
if (empty($newVars) == false && $disabled == false) {
// Parsed correctly and enabled
JoomSEF::_sendHeader('HTTP/1.0 200 OK');
// Create automatic canonical link if set to and it is not already set
$canonical = JoomSEF::get('sef.link.canonical');
if ($generateCanonical && empty($canonical)) {
$extAuto = 2;
if (isset($vars['option'])) {
$params =& SEFTools::getExtParams($vars['option']);
$extAuto = $params->get('autoCanonical', 2);
}
$autoCanonical = $extAuto == 2 ? $sefConfig->autoCanonical : $extAuto;
if ($autoCanonical) {
JoomSEF::set('sef.link.canonical', JURI::root() . $route);
}
}
} else {
// 2.8.2013 dajo: don't set nonsef vars, this causes duplicate SEF URLs to be created, for example
// when a search engine visits http://domain.com/non-existent-page?id=10
// (all menu links etc. have duplicates without the id variable created)
// set nonsef vars
//if (!$disabled) {
// JoomSEF::set('sef.global.nonsefvars', $vars);
//}
// bad URL, so check to see if we've seen it before
// 404 recording (only if enabled)
if ($sefConfig->record404) {
$query = "SELECT * FROM `#__sefurls` WHERE `sefurl` = '" . $route . "'";
$db->setQuery($query);
$results = $db->loadObjectList();
if ($results) {
// we have it, so update counter
$db->setQuery("UPDATE `#__sefurls` SET `cpt`=(`cpt`+1) WHERE `sefurl` = '" . $route . "'");
$db->query();
} else {
// get trace info
if (@$sefConfig->trace) {
$traceinfo = $db->quote(JoomSEF::_getDebugInfo($sefConfig->traceLevel, true));
} else {
$traceinfo = "NULL";
}
// record the bad URL
$query = "INSERT INTO `#__sefurls` (`cpt`, `sefurl`, `origurl`, `trace`, `dateadd`) " . " VALUES ( '1', '{$route}', '', {$traceinfo}, CURDATE() )";
$db->setQuery($query);
$db->query();
}
}
// redirect to the error page
$vars = JoomSEF::_get404vars($route);
}
// Set QUERY_STRING if set to
if ($sefConfig->setQueryString) {
$qs = array();
self::_buildQueryStringValues($qs, '', $vars);
$qs = implode('&', $qs);
if (!empty($qs)) {
$_SERVER['QUERY_STRING'] = $qs;
}
}
return $vars;
}
