value struct. * * Attributes will be removed, and duplicate child elements are discarded. * Complex values within the elements will be parsed by the 'standard' parser. * * For example, KeyValue will parse: * * * * value1 * value2 * * * * Into: * * [ * "{http://sabredav.org/ns}elem1" => "value1", * "{http://sabredav.org/ns}elem2" => "value2", * "{http://sabredav.org/ns}elem3" => null, * ]; * * @copyright Copyright (C) 2009-2015 fruux GmbH (https://fruux.com/). * @author Evert Pot (http://evertpot.com/) * @license http://sabre.io/license/ Modified BSD License */ class KeyValue implements Xml\Element { /** * Value to serialize. * * @var array */ protected $value; /** * Constructor. */ public function __construct(array $value = []) { $this->value = $value; } /** * The xmlSerialize method is called during xml writing. * * Use the $writer argument to write its own xml serialization. * * An important note: do _not_ create a parent element. Any element * implementing XmlSerializable should only ever write what's considered * its 'inner xml'. * * The parent of the current element is responsible for writing a * containing element. * * This allows serializers to be re-used for different element names. * * If you are opening new elements, you must also close them again. */ public function xmlSerialize(Xml\Writer $writer) { $writer->write($this->value); } /** * The deserialize method is called during xml parsing. * * This method is called statically, this is because in theory this method * may be used as a type of constructor, or factory method. * * Often you want to return an instance of the current class, but you are * free to return other data as well. * * Important note 2: You are responsible for advancing the reader to the * next element. Not doing anything will result in a never-ending loop. * * If you just want to skip parsing for this element altogether, you can * just call $reader->next(); * * $reader->parseInnerTree() will parse the entire sub-tree, and advance to * the next element. * * @return mixed */ public static function xmlDeserialize(Xml\Reader $reader) { return Deserializer\keyValue($reader); } }