PHPHtmlParser\Dom::loadFromFile PHP Method

    public function loadFromFile($file, $options = [])
    {
        return $this->loadStr(file_get_contents($file), $options);
    }

 private function getAndParseSubteInfo()
 {
     if ($cachedData = $this->isCached()) {
         $this->lineas = $cachedData;
         return true;
     }
     $dom = new Dom();
     $dom->loadFromFile($this->sourceURL);
     foreach ($this->lineas as $linea => $info) {
         $lineInfo = $dom->find("#status-line-{$linea}-container")[0];
         $lineStatusClass = $lineInfo->getAttribute('class');
         if (strpos($lineStatusClass, 'suspendido') !== false) {
             $this->lineas[$linea]->status = 'CANCELLED';
         }
         if (strpos($lineStatusClass, 'demorado') !== false) {
             $this->lineas[$linea]->status = 'DELAYED';
         }
         if ($this->isSleepingTime()) {
             $this->lineas[$linea]->status = 'SLEEPING';
         }
         // get raw status msg
         $status_msg = $lineInfo->find("#status-line-{$linea}")->text;
         $this->lineas[$linea]->statusMessage = html_entity_decode($status_msg, ENT_QUOTES, 'ISO-8859-1');
     }
     $this->updateStatusInfo();
     $this->cacheLines();
 }