protected function _expandLanguageMap($language_map) {
    $rval = array();
    $keys = array_keys((array)$language_map);
    sort($keys);
    foreach($keys as $key) {
      $values = $language_map->{$key};
      $values = self::arrayify($values);
      foreach($values as $item) {
        if($item === null) {
          continue;
        }
        if(!is_string($item)) {
          throw new JsonLdException(
            'Invalid JSON-LD syntax; language map values must be strings.',
            'jsonld.SyntaxError', 'invalid language map value',
            array('languageMap', $language_map));
        }
        $rval[] = (object)array(
          '@value' => $item,
          '@language' => strtolower($key));
      }
    }
    return $rval;
  }
protected function _expandLanguageMap($language_map) {
    $rval = array();
    $keys = array_keys((array)$language_map);
    sort($keys);
    foreach($keys as $key) {
      $values = $language_map->{$key};
      $values = self::arrayify($values);
      foreach($values as $item) {
        if($item === null) {
          continue;
        }
        if(!is_string($item)) {
          throw new JsonLdException(
            'Invalid JSON-LD syntax; language map values must be strings.',
            'jsonld.SyntaxError', 'invalid language map value',
            array('languageMap', $language_map));
        }
        $rval[] = (object)array(
          '@value' => $item,
          '@language' => strtolower($key));
      }
    }
    return $rval;
  }
protected function _expandLanguageMap ( $ language_map ) { $ rval = array ( ) ; $ keys = array_keys ( ( array ) $ language_map ) ; sort ( $ keys ) ; foreach ( $ keys as $ key ) { $ values = $ language_map -> { $ key } ; $ values = self :: arrayify ( $ values ) ; foreach ( $ values as $ item ) { if ( $ item === null ) { continue ; } if ( ! is_string ( $ item ) ) { throw new JsonLdException ( 'Invalid JSON-LD syntax; language map values must be strings.' , 'jsonld.SyntaxError' , 'invalid language map value' , array ( 'languageMap' , $ language_map ) ) ; } $ rval [ ] = ( object ) array ( '@value' => $ item , '@language' => strtolower ( $ key ) ) ; } } return $ rval ; }
Expands a language map.

@param stdClass $language_map the language map to expand.

@return array the expanded language map.
Expands a language map .