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<?php
/**
* SEF component for Joomla! 1.5
*
* @author ARTIO s.r.o.
* @copyright ARTIO s.r.o., http://www.artio.cz
* @package JoomSEF
* @version 3.1.0
*/
// Check to ensure this file is included in Joomla!
defined('_JEXEC') or die('Restricted access.');
class SefExt
{
var $params;
var $metadesc;
function SefExt()
{
// get extension params
$className = get_class($this);
if (substr($className, 0, 7) == 'SefExt_') $className = substr($className, 7);
$this->params = SEFTools::getExtParams($className);
}
function beforeCreate(&$uri)
{
return;
}
function afterCreate(&$uri)
{
return;
}
function getSefUrlFromDatabase(&$uri)
{
$db =& JFactory::getDBO();
$sefConfig =& SEFConfig::getConfig();
// David (284): ignore Itemid if set to
//$where = '';
// Get the extension's ignoreSource parameter
$option = $uri->getVar('option');
if( !is_null($option) ) {
$params = SEFTools::getExtParams($option);
$extIgnore = $params->get('ignoreSource', 2);
} else {
$extIgnore = 2;
}
$ignoreSource = ($extIgnore == 2 ? $sefConfig->ignoreSource : $extIgnore);
$Itemid = $uri->getVar('Itemid');
/*if (!$ignoreSource && !is_null($uri->getVar('Itemid'))) {
$where = " AND `Itemid` = '".$uri->getVar('Itemid')."'";
}*/
$origurl = addslashes(html_entity_decode(urldecode(JoomSEF::_uriToUrl($uri, 'Itemid'))));
$query = "SELECT `sefurl`, `Itemid` FROM `#__sefurls` WHERE `origurl` = '" . $origurl . "'" /*. $where*/;
$db->setQuery($query);
//$result = $db->loadresult();
$sefurls = $db->loadAssocList('Itemid');
// test if current Itemid record exists, if YES, use it, if NO, use first found
if (isset($sefurls[$Itemid])) $active = $sefurls[$Itemid];
elseif ($ignoreSource && is_array($sefurls)) $active = reset($sefurls);
if (isset($active)) $result = $active['sefurl'];
return !empty($result) ? $result : false;
}
function create(&$uri)
{
$vars = $uri->getQuery(true);
extract($vars);
$title = array();
$title[] = JoomSEF::_getMenuTitle(@$option, null, @$Itemid);
$newUri = $uri;
if (count($title) > 0) {
$newUri = JoomSEF::_sefGetLocation($uri, $title, null, null, null, @$lang);
}
return $newUri;
}
function revert($route)
{
$db =& JFactory::getDBO();
$sefConfig =& SEFConfig::getConfig();
$cache =& SEFCache::getInstance();
$vars = array();
$routeNoSlash = rtrim($route, '/');
// try to use cache
if ($sefConfig->useCache) {
$row = $cache->getNonSefUrl($route);
}
else $row = null;
// cache worked
if ($row) $fromCache = true;
else {
// URL isn't in cache or cache disabled
$fromCache = false;
if ($sefConfig->transitSlash) {
$where = "(`sefurl` = '$routeNoSlash') OR (`sefurl` = '".$routeNoSlash.'/'."')";
} else {
$where = "`sefurl` = '$route'";
}
$sql = "SELECT * FROM #__sefurls WHERE ($where) AND (`origurl` != '') ORDER BY `priority` LIMIT 1";
$db->setQuery($sql);
$row = $db->loadObject();
}
if ($row) {
// Use the already created URL
$string = $row->origurl;
if (isset($row->Itemid) && ($row->Itemid != '')) {
$string .= (strpos($string, '?') ? '&' : '?') . 'Itemid=' . $row->Itemid;
}
$where = '';
if (!empty($row->id)) {
$where = " WHERE `id` = '{$row->id}'";
} else {
$where = " WHERE `sefurl` = '{$row->sefurl}' AND `origurl` != ''";
}
// update the count
$db->setQuery("UPDATE #__sefurls SET cpt=(cpt+1)".$where);
$db->query();
$string = str_replace( '&', '&', $string );
$QUERY_STRING = str_replace('index.php?', '', $string);
parse_str($QUERY_STRING, $vars);
if ($sefConfig->setQueryString) {
$_SERVER['QUERY_STRING'] = $QUERY_STRING;
}
// prepare the meta tags array for MetaBot
global $mainframe;
if (!empty($row->metatitle)) $mainframe->set('sef.meta.title', $row->metatitle);
if (!empty($row->metadesc)) $mainframe->set('sef.meta.desc', $row->metadesc);
if (!empty($row->metakey)) $mainframe->set('sef.meta.key', $row->metakey);
if (!empty($row->metalang)) $mainframe->set('sef.meta.lang', $row->metalang);
if (!empty($row->metarobots)) $mainframe->set('sef.meta.robots', $row->metarobots);
if (!empty($row->metagoogle)) $mainframe->set('sef.meta.google', $row->metagoogle);
if (!empty($row->canonicallink)) $mainframe->set('sef.link.canonical', $row->canonicallink);
// If cache is enabled but URL isn't in cache yet, add it
if ($sefConfig->useCache && !$fromCache) {
$cache->addUrl($row->origurl, $row->sefurl, $row->cpt + 1, $row->Itemid, $row->metatitle, $row->metadesc, $row->metakey, $row->metalang, $row->metarobots, $row->metagoogle, $row->canonicallink);
}
} elseif ($sefConfig->useMoved) {
// URL not found, let's try the Moved Permanently table
$where = '';
if( $sefConfig->transitSlash ) {
$where = "(`old` = '{$routeNoSlash}') OR (`old` = '{$routeNoSlash}/')";
}
else {
$where = "`old` = '{$route}'";
}
$db->setQuery("SELECT * FROM `#__sefmoved` WHERE {$where}");
$row = $db->loadObject();
if($row) {
// URL found, let's update the lastHit in table and redirect
$db->setQuery("UPDATE `#__sefmoved` SET `lastHit` = NOW() WHERE `id` = '$row->id'");
$db->query();
$root = JURI::root();
$f = $l = '';
if (!headers_sent($f, $l)) {
// Let's build absolute URL from our link
if( strstr($row->new, $root) === false ) {
$url = $root;
if (substr($url, -1) != '/') $url .= '/';
if (substr($row->new, 0, 1) == '/') $row->new = substr($row->new, 1);
$url .= $row->new;
} else {
$url = $row->new;
}
// Use the link to redirect
header('HTTP/1.1 301 Moved Permanently');
header('Location: ' . $url);
header('Connection: close');
exit();
} else {
JoomSEF::_headers_sent_error($f, $l, __FILE__, __LINE__);
}
}
}
return $vars;
}
function getMetaTags()
{
$metatags = array();
if( $this->params->get('meta_desc', '1') && !empty($this->metadesc)) {
$maxLen = $this->params->get('desc_len', '250');
$metatags['metadesc'] = SEFTools::cleanDesc(SEFTools::clipDesc($this->metadesc, $maxLen));
}
if( $this->params->get('meta_keys', '1') && !empty($this->metadesc) ) {
$minLen = $this->params->get('keys_minlen', '3');
$count = $this->params->get('keys_count', '15');
$blacklist = $this->params->get('blacklist', null);
$metatags['metakey'] = SEFTools::generateKeywords(SEFTools::cleanDesc($this->metadesc), $blacklist, $count, $minLen);
}
return $metatags;
}
}
?>