/** * Convert a node into an associate array * @ignore */ protected static function nodeToArray($node) { $object = array(); $object['type'] = EasyRdf_Parser_Redland::nodeTypeString($node); if ($object['type'] == 'uri') { $object['value'] = EasyRdf_Parser_Redland::nodeUriString($node); } else { if ($object['type'] == 'bnode') { $object['value'] = '_:' . librdf_node_get_blank_identifier($node); } else { if ($object['type'] == 'literal') { $object['value'] = librdf_node_get_literal_value($node); $lang = librdf_node_get_literal_value_language($node); if ($lang) { $object['lang'] = $lang; } $datatype = librdf_node_get_literal_value_datatype_uri($node); if ($datatype) { $object['datatype'] = librdf_uri_to_string($datatype); } } else { throw new EasyRdf_Exception("Unsupported type: " . $object['type']); } } } return $object; }
/** * Return the language of this literal or NULL if the literal has no * language. * * @return string The literal's language * @access public */ public function getLanguage() { return librdf_node_get_literal_value_language($this->node); }