+ $xslDoc = new DOMDocument();
+ $xslDoc->loadXML($stylesheet_contents);
+
+ $this->xsltProcessor = new XSLTProcessor();
+ $this->xsltProcessor->registerPHPFunctions();
+ $this->xsltProcessor->setParameter('', 'generateEnclosure', $generate_enclosure);
+ $this->xsltProcessor->importStylesheet($xslDoc);
+ }
+
+ public static function epoch_to_gmdate($timestamp)
+ {
+ return gmdate('D, d M Y H:i:s', $timestamp) . ' GMT';
+ }
+
+ public static function str_to_gmdate($date)
+ {
+ $timestamp = strtotime($date);
+ return Tweeper::epoch_to_gmdate($timestamp);
+ }
+
+ private static function get_contents($url)
+ {
+ $ch = curl_init($url);
+ curl_setopt_array($ch, array(
+ CURLOPT_HEADER => FALSE,
+ CURLOPT_FOLLOWLOCATION => TRUE, // follow http redirects to get the real URL
+ CURLOPT_RETURNTRANSFER => TRUE,
+ CURLOPT_SSL_VERIFYHOST => FALSE,
+ CURLOPT_SSL_VERIFYPEER => FALSE,
+ CURLOPT_HTTPHEADER => array('Accept-language: en'),
+ CURLOPT_USERAGENT => Tweeper::$USER_AGENT,
+ ));
+ $contents = curl_exec($ch);
+ curl_close($ch);
+
+ return $contents;
+ }
+
+ private static function get_info($url)
+ {
+ $ch = curl_init($url);
+ curl_setopt_array($ch, array(