original_string: protected function determineSortableKey($key)
      {
          // We need to allow source attributes here
          if (in_array($key, $this->sortableColumns) || $this->isTranslationAttribute($key))
          {
              return $key;
          }
  
          return $this->getDefaultSortableKey();
      }
code: protected function determineSortableKey($key)
      {
          // We need to allow source attributes here
          if (in_array($key, $this->sortableColumns) || $this->isTranslationAttribute($key))
          {
              return $key;
          }
  
          return $this->getDefaultSortableKey();
      }
code_tokens: protected function determineSortableKey ( $ key ) { // We need to allow source attributes here if ( in_array ( $ key , $ this -> sortableColumns ) || $ this -> isTranslationAttribute ( $ key ) ) { return $ key ; } return $ this -> getDefaultSortableKey ( ) ; }
docstring: Determines the sortable key from the map
  
  @param string $key
  @return string
docstring_tokens: Determines the sortable key from the map