/**
* Creates an ATOM ENTRY instance with specified simpleXML object
*
* @param \SimpleXMLElement $entryXml xml element of ATOM ENTRY
*
* @return none
*/
public function fromXml($entryXml)
{
Validate::notNull($entryXml, 'entryXml');
Validate::isA($entryXml, '\\SimpleXMLElement', 'entryXml');
$this->attributes = (array) $entryXml->attributes();
$entryArray = (array) $entryXml;
if (array_key_exists(Resources::AUTHOR, $entryArray)) {
$this->author = $this->processAuthorNode($entryArray);
}
if (array_key_exists(Resources::CATEGORY, $entryArray)) {
$this->category = $this->processCategoryNode($entryArray);
}
if (array_key_exists('content', $entryArray)) {
$content = new Content();
$content->fromXml($entryArray['content']);
$this->content = $content;
}
if (array_key_exists(Resources::CONTRIBUTOR, $entryArray)) {
$this->contributor = $this->processContributorNode($entryArray);
}
if (array_key_exists('id', $entryArray)) {
$this->id = (string) $entryArray['id'];
}
if (array_key_exists(Resources::LINK, $entryArray)) {
$this->link = $this->processLinkNode($entryArray);
}
if (array_key_exists('published', $entryArray)) {
$this->published = $entryArray['published'];
}
if (array_key_exists('rights', $entryArray)) {
$this->rights = $entryArray['rights'];
}
if (array_key_exists('source', $entryArray)) {
$source = new Source();
$source->parseXml($entryArray['source']->asXML());
$this->source = $source;
}
if (array_key_exists('title', $entryArray)) {
$this->title = $entryArray['title'];
}
if (array_key_exists('updated', $entryArray)) {
$this->updated = \DateTime::createFromFormat(\DateTime::ATOM, (string) $entryArray['updated']);
}
}