/**
* @param SimpleXMLElement $xml
* @return Metadata
* @throws InvalidGPXException
*/
public static function fromXML(SimpleXMLElement $xml)
{
$metadata = new Metadata();
if (!empty($xml->name)) {
$metadata->setName((string) $xml->name[0]);
}
if (!empty($xml->desc)) {
$metadata->setDescription((string) $xml->desc[0]);
}
if (!empty($xml->author)) {
$metadata->setAuthor(Person::fromXML($xml->author[0]));
}
if (!empty($xml->copyright)) {
$metadata->setCopyright(Copyright::fromXML($xml->copyright[0]));
}
if (!empty($xml->link)) {
$links = [];
foreach ($xml->link as $link) {
array_push($links, Link::fromXML($link));
}
$metadata->setLinks($links);
}
if (!empty($xml->time)) {
$metadata->setTime(strtotime((string) $xml->time[0]));
}
if (!empty($xml->keywords)) {
$metadata->setKeywords((string) $xml->keywords[0]);
}
if (!empty($xml->bounds)) {
$metadata->setBounds(Bounds::fromXML($xml->bounds0[0]));
}
if (!empty($xml->extensions)) {
$metadata->setExtensions(Extensions::fromXML($xml->extensions[0]));
}
return $metadata;
}