/**
* Get XML representation of track.
*
* @return string
*/
public function asXML()
{
$xml = new MBSimpleXMLElement('<track></track>');
$xml->addAttribute("href", $this->getURI());
$xml->addCData("name", $this->getTitle());
// Add artists
if ($this->artist != null) {
if (is_array($this->artist)) {
foreach ($this->artist as $artist) {
$xml->addXMLElement(new MBSimpleXMLElement($artist->asXML()));
}
} else {
$xml->addXMLElement(new MBSimpleXMLElement($this->artist->asXML()));
}
}
if ($this->album != null) {
$xml->addXMLElement(new MBSimpleXMLElement($this->album->asXML()));
}
$xml->addChild("length", $this->length);
$xml->addChild("popularity", $this->popularity);
$xml->addChild("track-number", $this->trackNr);
$xml->addChild("disc-number", $this->discNr);
return $xml->asXML();
}
/**
* Get XML representation of artist.
*
* @return string
*/
public function asXML()
{
$xml = new MBSimpleXMLElement('<artist></artist>');
$xml->addAttribute("href", $this->getURI());
$xml->addCData("name", $this->getName());
$albumXML = $xml->addChild("albums");
foreach ($this->albums as $album) {
$albumXML->addXMLElement(new MBSimpleXMLElement($album->asXML()));
}
$xml->addChild("popularity", $this->popularity);
return $xml->asXML();
}
/**
* Get XML representation of album.
*
* @return string
*/
public function asXML()
{
$xml = new MBSimpleXMLElement('<album></album>');
$xml->addAttribute("href", $this->getURI());
$xml->addCData("name", $this->getName());
$xml->addXMLElement(new MBSimpleXMLElement($this->artist->asXML()));
$tracksElement = $xml->addChild("tracks");
foreach ($this->tracks as $track) {
$tracksElement->addXMLElement(new MBSimpleXMLElement($track->asXML()));
}
$xml->addChild("popularity", $this->popularity);
$xml->addChild("released", $this->release);
return $xml->asXML();
}
