original_string: public function getCommonFile($langcode = null)
      {
          if (!isset($langcode)) {
              $langcode = $this->langcode;
          }
  
          return $this->getCompiledDirectory($langcode) . "/$langcode.csv";
      }
code: public function getCommonFile($langcode = null)
      {
          if (!isset($langcode)) {
              $langcode = $this->langcode;
          }
  
          return $this->getCompiledDirectory($langcode) . "/$langcode.csv";
      }
code_tokens: public function getCommonFile ( $ langcode = null ) { if ( ! isset ( $ langcode ) ) { $ langcode = $ this -> langcode ; } return $ this -> getCompiledDirectory ( $ langcode ) . "/$langcode.csv" ; }
docstring: Returns the path to a common translation file
  @param string|null $langcode
  @return string
docstring_tokens: Returns the path to a common translation file