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<?php
/**
* Zend Framework
*
* LICENSE
*
* This source file is subject to the new BSD license that is bundled
* with this package in the file LICENSE.txt.
* It is also available through the world-wide-web at this URL:
* http://framework.zend.com/license/new-bsd
* If you did not receive a copy of the license and are unable to
* obtain it through the world-wide-web, please send an email
* to license@zend.com so we can send you a copy immediately.
*
* @category Zend
* @package Zend_Gdata
* @subpackage YouTube
* @copyright Copyright (c) 2005-2008 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
/**
* @see Zend_Gdata_YouTube
*/
require_once 'Zend/Gdata/YouTube.php';
/**
* @see Zend_Gdata_Entry
*/
require_once 'Zend/Gdata/Entry.php';
/**
* @see Zend_Gdata_Extension_FeedLink
*/
require_once 'Zend/Gdata/Extension/FeedLink.php';
/**
* @see Zend_Gdata_YouTube_Extension_Description
*/
require_once 'Zend/Gdata/YouTube/Extension/Description.php';
/**
* @see Zend_Gdata_YouTube_Extension_PlaylistId
*/
require_once 'Zend/Gdata/YouTube/Extension/PlaylistId.php';
/**
* @see Zend_Gdata_YouTube_Extension_CountHint
*/
require_once 'Zend/Gdata/YouTube/Extension/CountHint.php';
/**
* Represents the YouTube video playlist flavor of an Atom entry
*
* @category Zend
* @package Zend_Gdata
* @subpackage YouTube
* @copyright Copyright (c) 2005-2008 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
class Zend_Gdata_YouTube_PlaylistListEntry extends Zend_Gdata_Entry
{
protected $_entryClassName = 'Zend_Gdata_YouTube_PlaylistListEntry';
/**
* Nested feed links
*
* @var array
*/
protected $_feedLink = array();
/**
* Description of this playlist
*
* @deprecated Deprecated as of version 2 of the YouTube API.
* @var Zend_Gdata_YouTube_Extension_Description
*/
protected $_description = null;
/**
* Id of this playlist
*
* @var Zend_Gdata_YouTube_Extension_PlaylistId
*/
protected $_playlistId = null;
/**
* CountHint for this playlist.
*
* @var Zend_Gdata_YouTube_Extension_CountHint
*/
protected $_countHint = null;
/**
* Creates a Playlist list entry, representing an individual playlist
* in a list of playlists, usually associated with an individual user.
*
* @param DOMElement $element (optional) DOMElement from which this
* object should be constructed.
*/
public function __construct($element = null)
{
$this->registerAllNamespaces(Zend_Gdata_YouTube::$namespaces);
parent::__construct($element);
}
/**
* Retrieves a DOMElement which corresponds to this element and all
* child properties. This is used to build an entry back into a DOM
* and eventually XML text for sending to the server upon updates, or
* for application storage/persistence.
*
* @param DOMDocument $doc The DOMDocument used to construct DOMElements
* @return DOMElement The DOMElement representing this element and all
* child properties.
*/
public function getDOM($doc = null, $majorVersion = 1, $minorVersion = null)
{
$element = parent::getDOM($doc, $majorVersion, $minorVersion);
if ($this->_description != null) {
$element->appendChild($this->_description->getDOM($element->ownerDocument));
}
if ($this->_countHint != null) {
$element->appendChild($this->_countHint->getDOM($element->ownerDocument));
}
if ($this->_playlistId != null) {
$element->appendChild($this->_playlistId->getDOM($element->ownerDocument));
}
if ($this->_feedLink != null) {
foreach ($this->_feedLink as $feedLink) {
$element->appendChild($feedLink->getDOM($element->ownerDocument));
}
}
return $element;
}
/**
* Creates individual Entry objects of the appropriate type and
* stores them in the $_entry array based upon DOM data.
*
* @param DOMNode $child The DOMNode to process
*/
protected function takeChildFromDOM($child)
{
$absoluteNodeName = $child->namespaceURI . ':' . $child->localName;
switch ($absoluteNodeName) {
case $this->lookupNamespace('yt') . ':' . 'description':
$description = new Zend_Gdata_YouTube_Extension_Description();
$description->transferFromDOM($child);
$this->_description = $description;
break;
case $this->lookupNamespace('yt') . ':' . 'countHint':
$countHint = new Zend_Gdata_YouTube_Extension_CountHint();
$countHint->transferFromDOM($child);
$this->_countHint = $countHint;
break;
case $this->lookupNamespace('yt') . ':' . 'playlistId':
$playlistId = new Zend_Gdata_YouTube_Extension_PlaylistId();
$playlistId->transferFromDOM($child);
$this->_playlistId = $playlistId;
break;
case $this->lookupNamespace('gd') . ':' . 'feedLink':
$feedLink = new Zend_Gdata_Extension_FeedLink();
$feedLink->transferFromDOM($child);
$this->_feedLink[] = $feedLink;
break;
default:
parent::takeChildFromDOM($child);
break;
}
}
/**
* Sets the description relating to the playlist.
*
* @deprecated Deprecated as of version 2 of the YouTube API.
* @param Zend_Gdata_YouTube_Extension_Description $description The description relating to the video
* @return Zend_Gdata_YouTube_PlaylistListEntry Provides a fluent interface
*/
public function setDescription($description = null)
{
if ($this->getMajorProtocolVersion() >= 2) {
$this->setSummary($description);
} else {
$this->_description = $description;
}
return $this;
}
/**
* Returns the description relating to the video.
*
* @return Zend_Gdata_YouTube_Extension_Description The description
* relating to the video
*/
public function getDescription()
{
if ($this->getMajorProtocolVersion() >= 2) {
return $this->getSummary();
} else {
return $this->_description;
}
}
/**
* Returns the countHint relating to the playlist.
*
* The countHint is the number of videos on a playlist.
*
* @throws Zend_Gdata_App_VersionException
* @return Zend_Gdata_YouTube_Extension_CountHint The count of videos on
* a playlist.
*/
public function getCountHint()
{
if (($this->getMajorProtocolVersion() == null) ||
($this->getMajorProtocolVersion() == 1)) {
require_once 'Zend/Gdata/App/VersionException.php';
throw new Zend_Gdata_App_VersionException('The yt:countHint ' .
'element is not supported in versions earlier than 2.');
} else {
return $this->_countHint;
}
}
/**
* Returns the Id relating to the playlist.
*
* @throws Zend_Gdata_App_VersionException
* @return Zend_Gdata_YouTube_Extension_PlaylistId The id of this playlist.
*/
public function getPlaylistId()
{
if (($this->getMajorProtocolVersion() == null) ||
($this->getMajorProtocolVersion() == 1)) {
require_once 'Zend/Gdata/App/VersionException.php';
throw new Zend_Gdata_App_VersionException('The yt:playlistId ' .
'element is not supported in versions earlier than 2.');
} else {
return $this->_playlistId;
}
}
/**
* Sets the array of embedded feeds related to the playlist
*
* @param array $feedLink The array of embedded feeds relating to the video
* @return Zend_Gdata_YouTube_PlaylistListEntry Provides a fluent interface
*/
public function setFeedLink($feedLink = null)
{
$this->_feedLink = $feedLink;
return $this;
}
/**
* Get the feed link property for this entry.
*
* @see setFeedLink
* @param string $rel (optional) The rel value of the link to be found.
* If null, the array of links is returned.
* @return mixed If $rel is specified, a Zend_Gdata_Extension_FeedLink
* object corresponding to the requested rel value is returned
* if found, or null if the requested value is not found. If
* $rel is null or not specified, an array of all available
* feed links for this entry is returned, or null if no feed
* links are set.
*/
public function getFeedLink($rel = null)
{
if ($rel == null) {
return $this->_feedLink;
} else {
foreach ($this->_feedLink as $feedLink) {
if ($feedLink->rel == $rel) {
return $feedLink;
}
}
return null;
}
}
/**
* Returns the URL of the playlist video feed
*
* @return string The URL of the playlist video feed
*/
public function getPlaylistVideoFeedUrl()
{
if ($this->getMajorProtocolVersion() >= 2) {
return $this->getContent()->getSrc();
} else {
return $this->getFeedLink(Zend_Gdata_YouTube::PLAYLIST_REL)->href;
}
}
}