/**
* 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, $minorVersion);
foreach ($this->_content as $content) {
$element->appendChild($content->getDOM($element->ownerDocument));
}
foreach ($this->_category as $category) {
$element->appendChild($category->getDOM($element->ownerDocument));
}
foreach ($this->_credit as $credit) {
$element->appendChild($credit->getDOM($element->ownerDocument));
}
foreach ($this->_player as $player) {
$element->appendChild($player->getDOM($element->ownerDocument));
}
foreach ($this->_rating as $rating) {
$element->appendChild($rating->getDOM($element->ownerDocument));
}
foreach ($this->_restriction as $restriction) {
$element->appendChild($restriction->getDOM($element->ownerDocument));
}
foreach ($this->_mediaText as $text) {
$element->appendChild($text->getDOM($element->ownerDocument));
}
foreach ($this->_thumbnail as $thumbnail) {
$element->appendChild($thumbnail->getDOM($element->ownerDocument));
}
if ($this->_copyright != null) {
$element->appendChild($this->_copyright->getDOM($element->ownerDocument));
}
if ($this->_description != null) {
$element->appendChild($this->_description->getDOM($element->ownerDocument));
}
foreach ($this->_hash as $hash) {
$element->appendChild($hash->getDOM($element->ownerDocument));
}
if ($this->_keywords != null) {
$element->appendChild($this->_keywords->getDOM($element->ownerDocument));
}
if ($this->_title != null) {
$element->appendChild($this->_title->getDOM($element->ownerDocument));
}
return $element;
}
/**
* Sets the keyword tags for a video.
*
* @param mixed $tags Either a comma-separated string or an array
* of tags for the video
* @return \ZendGData\YouTube\VideoEntry Provides a fluent interface
*/
public function setVideoTags($tags)
{
$this->ensureMediaGroupIsNotNull();
$keywords = new MediaExtension\MediaKeywords();
if (is_array($tags)) {
$tags = implode(', ', $tags);
}
$keywords->setText($tags);
$this->getMediaGroup()->setKeywords($keywords);
return $this;
}