function parseParams(&$languages_code, &$page, $parameters)
{
$parameters = trim($parameters, ' ?&');
$set_cache = false;
$query_string = $params = '';
$main_page = $page;
$languages_id = SSUConfig::registry('configs', 'languages_id');
if (!empty($parameters)) {
$parsers = SSUConfig::registry('plugins', 'parsers');
$cache_filename = md5($page . $parameters);
foreach ($parsers as $key => $parser) {
if (call_user_func_array(array("{$parser}Parser", "identifyPage2"), array($page, $parameters)) !== false) {
if (($params = SSUCache::read("{$cache_filename}_{$languages_code}", 'pc')) !== false) {
return $params;
}
$set_cache = true;
} elseif (call_user_func_array(array("{$parser}Parser", "identifyParam"), array($parameters)) !== false) {
if (($params = SSUCache::read("{$cache_filename}_{$languages_code}", 'pc')) !== false) {
return $params;
}
$set_cache = true;
//unset($parsers[$key]);
} else {
unset($parsers[$key]);
}
}
// take out the empty variables
$params = array();
parse_str($parameters, $parameters);
// parse language
if (isset($parameters['language']) && !empty($parameters['language']) && ($languages_id = $this->getLanguagesID($parameters['language'])) !== false) {
$languages_code = $parameters['language'];
if (SSUConfig::registry('configs', 'multilang_status')) {
unset($parameters['language']);
}
}
foreach ($parameters as $key => $value) {
if (!empty($value)) {
// exclude certain query keys from being seo-iezed
if ($this->checkQueryExcludedList($key)) {
$query_string .= $key . '=' . $value . '&';
} else {
$params[] = $key;
$params[] = $value;
}
}
}
$parameters = $params;
foreach ($parsers as $key => $parser) {
call_user_func_array(array("{$parser}Parser", "parseParam"), array($main_page, &$parameters, $languages_id, $languages_code));
}
$params = implode('/', $parameters);
while (strpos($params, '//') !== false) {
$params = str_replace('//', '/', $params);
}
if (SSUConfig::registry('configs', 'alias_status')) {
SSUAlias::linkToAlias($params);
}
}
if (SSUConfig::registry('configs', 'alias_status') && !empty($page)) {
SSUAlias::linkToAlias($page);
}
// we cache the whole link so that we dont have to recalculate it again
$params .= !empty($query_string) ? '?' . trim($query_string, '&') : '';
if ($set_cache) {
SSUCache::write("{$cache_filename}_{$languages_code}", 'pc', $params);
}
return $params;
}
function parseParams(&$languages_code, &$page, $parameters)
{
$set_alias_cache = $set_cache = false;
$query_string = $params = $excluded_queries = '';
$languages_id = SSUConfig::registry('configs', 'languages_id');
$_get = array('main_page' => $page);
if (!empty($parameters)) {
$parameters_string = trim($parameters, ' ?&');
// we shall not include the excluded query in our cache
parse_str($parameters_string, $parameters);
$excluded_queries = array();
// parse language
if (isset($parameters['language']) && !empty($parameters['language']) && ($languages_id = $this->getLanguagesID($parameters['language'])) !== false) {
$languages_code = $parameters['language'];
if (SSUConfig::registry('configs', 'multilang_status')) {
unset($parameters['language']);
}
}
foreach ($parameters as $key => $value) {
if ($value == "") {
unset($parameters[$key]);
}
if ($this->checkQueryExcludedList($key)) {
$excluded_queries[$key] = $value;
unset($parameters[$key]);
}
}
$excluded_queries = http_build_query($excluded_queries);
}
// here we will attempt to get the cache
// note that there is a draw back here: we are attemthing to read cache file for every single link
// but on another hand we may avoid querying the database for aliases
$parameters_string = !empty($parameters) ? http_build_query($parameters) : '';
$cache_filename = md5(trim("{$page}&{$parameters_string}", "&"));
if (($params = SSUCache::read("{$cache_filename}_{$languages_code}", 'pc', true)) !== false) {
list($page, $params) = explode("|", $params);
return trim("{$params}?{$excluded_queries}", "?");
}
// from this point on, it means we have no cache file
if (!empty($parameters)) {
// we will use this to get the cache name
$parsers = SSUConfig::registry('plugins', 'parsers');
// kind of a hack here, but we will check if this page exisits first
if (file_exists(DIR_FS_CATALOG . DIR_WS_MODULES . "pages/{$page}/header_php.php")) {
foreach ($parsers as $key => $parser) {
if (call_user_func_array(array("{$parser}Parser", "identifyPage2"), array(&$page, $parameters_string)) !== false) {
// $set_cache = true;
} elseif (call_user_func_array(array("{$parser}Parser", "identifyParam"), array($parameters_string)) !== false) {
// $set_cache = true;
} else {
unset($parsers[$key]);
}
}
// to avoid having to querying the database for aliases, we will always cache a "real" page
$set_cache = true;
}
// take out the empty variables
$params = array();
foreach ($parameters as $key => $value) {
if ($value == 0 || !empty($value)) {
$params[] = $key;
$params[] = $value;
$_get[$key] = $value;
}
}
$parameters = $params;
$pc_id_list = array();
foreach ($parsers as $key => $parser) {
$key = call_user_func_array(array("{$parser}Parser", "getStatic"), array('identifier'));
$pc_id_list[$key] = call_user_func_array(array("{$parser}Parser", "parseParam"), array(&$_get, &$parameters, $languages_id, $languages_code));
}
$params = implode('/', $parameters);
while (strpos($params, '//') !== false) {
$params = str_replace('//', '/', $params);
}
}
if (SSUConfig::registry('configs', 'alias_status')) {
//$alias_cache_filename = md5(trim("$page/$params", "/"));
if (!empty($params)) {
SSUAlias::linkToAlias($params);
}
if (!empty($page)) {
SSUAlias::linkToAlias($page);
}
// comment out to reduce cache files
//if($set_alias_cache = !SSUCache::exists($alias_cache_filename, 'aliases', true)){
// SSUCache::write($alias_cache_filename, 'aliases', http_build_query($_get), true);
//}
}
if ($set_cache) {
SSUCache::write("{$cache_filename}_{$languages_code}", 'pc', "{$page}|{$params}", true);
//foreach ($pc_id_list as $type => $id)
//SSUCache::saveCachePath(array($id), $type, "{$cache_filename}_{$languages_code}");
}
// we cache the whole link so that we dont have to recalculate it again
$params .= !empty($excluded_queries) ? '?' . trim($excluded_queries, '&') : '';
return $params;
}
