static function executeCompilation($tpl, &$textElements, $key, &$resourceData, $rootNamespace, $currentNamespace)
 {
     if (!eZTemplateCompiler::isCompilationEnabled()) {
         return false;
     }
     if (!eZTemplateCompiler::isExecutionEnabled()) {
         return false;
     }
     $cacheFileName = eZTemplateCompiler::compilationFilename($key, $resourceData);
     $resourceData['use-comments'] = eZTemplateCompiler::isCommentsEnabled();
     $directory = eZTemplateCompiler::compilationDirectory();
     $phpScript = eZDir::path(array($directory, $cacheFileName));
     if (file_exists($phpScript)) {
         $text = false;
         $helperStatus = eZTemplateCompiler::executeCompilationHelper($phpScript, $text, $tpl, $key, $resourceData, $rootNamespace, $currentNamespace);
         if ($helperStatus) {
             $textElements[] = $text;
             return true;
         } else {
             eZDebug::writeError("Failed executing compiled template '{$phpScript}'", 'eZTemplateCompiler::executeCompilation');
         }
     } else {
         eZDebug::writeError("Unknown compiled template '{$phpScript}'", 'eZTemplateCompiler::executeCompilation');
     }
     return false;
 }
 /**
  * Tries to execute the compiled template. Returns true if successful,
  * returns false if the compilation is disabled or the compiled template
  * does not exist.
  *
  * @param eZTemplate $tpl
  * @param array $textElements
  * @param string $key
  * @param array $resourceData
  * @param $rootNamespace
  * @param $currentNamespace
  *
  * @throws eZTemplateFailedExecutingCompiledTemplate if the compiled
  *         template could not be executed
  * @return bool
  */
 static function executeCompilation($tpl, &$textElements, $key, &$resourceData, $rootNamespace, $currentNamespace)
 {
     if (!eZTemplateCompiler::isCompilationEnabled()) {
         return false;
     }
     if (!eZTemplateCompiler::isExecutionEnabled()) {
         return false;
     }
     $cacheFileName = eZTemplateCompiler::compilationFilename($key, $resourceData);
     $resourceData['use-comments'] = eZTemplateCompiler::isCommentsEnabled();
     $directory = eZTemplateCompiler::compilationDirectory();
     $phpScript = eZDir::path(array($directory, $cacheFileName));
     if (file_exists($phpScript)) {
         $text = false;
         $helperStatus = eZTemplateCompiler::executeCompilationHelper($phpScript, $text, $tpl, $key, $resourceData, $rootNamespace, $currentNamespace);
         if ($helperStatus) {
             $textElements[] = $text;
             return true;
         } else {
             eZDebug::writeError("Failed executing compiled template '{$phpScript}'," . " if this file is valid, then the error is probably" . "  related to APC usage, try restarting the webserver", __METHOD__);
             throw new eZTemplateFailedExecutingCompiledTemplate("Failed executing a compiled template, see error.log for details");
         }
     } else {
         eZDebug::writeError("Unknown compiled template '{$phpScript}'", __METHOD__);
     }
     return false;
 }