diff -r 5b37998e522e -r 162c1de6545a web/lib/Zend/Amf/Parse/Amf0/Deserializer.php --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/web/lib/Zend/Amf/Parse/Amf0/Deserializer.php Fri Mar 11 15:05:35 2011 +0100 @@ -0,0 +1,306 @@ +_stream->readByte(); + } + + switch($typeMarker) { + // number + case Zend_Amf_Constants::AMF0_NUMBER: + return $this->_stream->readDouble(); + + // boolean + case Zend_Amf_Constants::AMF0_BOOLEAN: + return (boolean) $this->_stream->readByte(); + + // string + case Zend_Amf_Constants::AMF0_STRING: + return $this->_stream->readUTF(); + + // object + case Zend_Amf_Constants::AMF0_OBJECT: + return $this->readObject(); + + // null + case Zend_Amf_Constants::AMF0_NULL: + return null; + + // undefined + case Zend_Amf_Constants::AMF0_UNDEFINED: + return null; + + // Circular references are returned here + case Zend_Amf_Constants::AMF0_REFERENCE: + return $this->readReference(); + + // mixed array with numeric and string keys + case Zend_Amf_Constants::AMF0_MIXEDARRAY: + return $this->readMixedArray(); + + // array + case Zend_Amf_Constants::AMF0_ARRAY: + return $this->readArray(); + + // date + case Zend_Amf_Constants::AMF0_DATE: + return $this->readDate(); + + // longString strlen(string) > 2^16 + case Zend_Amf_Constants::AMF0_LONGSTRING: + return $this->_stream->readLongUTF(); + + //internal AS object, not supported + case Zend_Amf_Constants::AMF0_UNSUPPORTED: + return null; + + // XML + case Zend_Amf_Constants::AMF0_XML: + return $this->readXmlString(); + + // typed object ie Custom Class + case Zend_Amf_Constants::AMF0_TYPEDOBJECT: + return $this->readTypedObject(); + + //AMF3-specific + case Zend_Amf_Constants::AMF0_AMF3: + return $this->readAmf3TypeMarker(); + + default: + require_once 'Zend/Amf/Exception.php'; + throw new Zend_Amf_Exception('Unsupported marker type: ' . $typeMarker); + } + } + + /** + * Read AMF objects and convert to PHP objects + * + * Read the name value pair objects form the php message and convert them to + * a php object class. + * + * Called when the marker type is 3. + * + * @param array|null $object + * @return object + */ + public function readObject($object = null) + { + if ($object === null) { + $object = array(); + } + + while (true) { + $key = $this->_stream->readUTF(); + $typeMarker = $this->_stream->readByte(); + if ($typeMarker != Zend_Amf_Constants::AMF0_OBJECTTERM ){ + //Recursivly call readTypeMarker to get the types of properties in the object + $object[$key] = $this->readTypeMarker($typeMarker); + } else { + //encountered AMF object terminator + break; + } + } + $this->_reference[] = $object; + return (object) $object; + } + + /** + * Read reference objects + * + * Used to gain access to the private array of reference objects. + * Called when marker type is 7. + * + * @return object + * @throws Zend_Amf_Exception for invalid reference keys + */ + public function readReference() + { + $key = $this->_stream->readInt(); + if (!array_key_exists($key, $this->_reference)) { + require_once 'Zend/Amf/Exception.php'; + throw new Zend_Amf_Exception('Invalid reference key: '. $key); + } + return $this->_reference[$key]; + } + + /** + * Reads an array with numeric and string indexes. + * + * Called when marker type is 8 + * + * @todo As of Flash Player 9 there is not support for mixed typed arrays + * so we handle this as an object. With the introduction of vectors + * in Flash Player 10 this may need to be reconsidered. + * @return array + */ + public function readMixedArray() + { + $length = $this->_stream->readLong(); + return $this->readObject(); + } + + /** + * Converts numerically indexed actiosncript arrays into php arrays. + * + * Called when marker type is 10 + * + * @return array + */ + public function readArray() + { + $length = $this->_stream->readLong(); + $array = array(); + while ($length--) { + $array[] = $this->readTypeMarker(); + } + return $array; + } + + /** + * Convert AS Date to Zend_Date + * + * @return Zend_Date + */ + public function readDate() + { + // get the unix time stamp. Not sure why ActionScript does not use + // milliseconds + $timestamp = floor($this->_stream->readDouble() / 1000); + + // The timezone offset is never returned to the server; it is always 0, + // so read and ignore. + $offset = $this->_stream->readInt(); + + require_once 'Zend/Date.php'; + $date = new Zend_Date($timestamp); + return $date; + } + + /** + * Convert XML to SimpleXml + * If user wants DomDocument they can use dom_import_simplexml + * + * @return SimpleXml Object + */ + public function readXmlString() + { + $string = $this->_stream->readLongUTF(); + return simplexml_load_string($string); + } + + /** + * Read Class that is to be mapped to a server class. + * + * Commonly used for Value Objects on the server + * + * @todo implement Typed Class mapping + * @return object|array + * @throws Zend_Amf_Exception if unable to load type + */ + public function readTypedObject() + { + require_once 'Zend/Amf/Parse/TypeLoader.php'; + // get the remote class name + $className = $this->_stream->readUTF(); + $loader = Zend_Amf_Parse_TypeLoader::loadType($className); + $returnObject = new $loader(); + $properties = get_object_vars($this->readObject()); + foreach($properties as $key=>$value) { + if($key) { + $returnObject->$key = $value; + } + } + if($returnObject instanceof Zend_Amf_Value_Messaging_ArrayCollection) { + $returnObject = get_object_vars($returnObject); + } + return $returnObject; + } + + /** + * AMF3 data type encountered load AMF3 Deserializer to handle + * type markers. + * + * @return string + */ + public function readAmf3TypeMarker() + { + require_once 'Zend/Amf/Parse/Amf3/Deserializer.php'; + $deserializer = new Zend_Amf_Parse_Amf3_Deserializer($this->_stream); + $this->_objectEncoding = Zend_Amf_Constants::AMF3_OBJECT_ENCODING; + return $deserializer->readTypeMarker(); + } + + /** + * Return the object encoding to check if an AMF3 object + * is going to be return. + * + * @return int + */ + public function getObjectEncoding() + { + return $this->_objectEncoding; + } +}