/**
* Method to create an RSS feed object
*
* @param mixed $options
* @param int $limit
* @throws Exception
* @return \Pop\Feed\Format\Rss
*/
public function __construct($options, $limit = 0)
{
parent::__construct($options, $limit);
// Create the SimpleXMLElement
if (null === $this->obj) {
if (!($this->obj = simplexml_load_string($this->source, 'SimpleXMLElement', LIBXML_NOWARNING))) {
throw new Exception('That feed URL cannot be read at this time. Please try again later.');
}
}
// Check for the date
if (isset($this->obj->channel->lastBuildDate)) {
$date = (string) $this->obj->channel->lastBuildDate;
} else {
if (isset($this->obj->channel->pubDate)) {
$date = (string) $this->obj->channel->pubDate;
} else {
$date = null;
}
}
// Get the main header info of the feed
$feed = array();
$feed['title'] = isset($this->obj->channel->title) ? (string) $this->obj->channel->title : null;
$feed['url'] = isset($this->obj->channel->link) ? (string) (string) $this->obj->channel->link : null;
$feed['description'] = isset($this->obj->channel->description) ? (string) $this->obj->channel->description : null;
$feed['date'] = $date;
$feed['generator'] = isset($this->obj->channel->generator) ? (string) $this->obj->channel->generator : null;
$feed['author'] = isset($this->obj->channel->managingEditor) ? (string) $this->obj->channel->managingEditor : null;
$feed['items'] = array();
$this->feed = new \ArrayObject($feed, \ArrayObject::ARRAY_AS_PROPS);
}
/**
* Method to create a PHP feed object
*
* @param mixed $options
* @param int $limit
* @throws Exception
* @return \Pop\Feed\Format\Php
*/
public function __construct($options, $limit = 0)
{
parent::__construct($options, $limit);
// Create the PHP data object from the serialized PHP string source
if (null === $this->obj) {
if (!($this->obj = unserialize($this->source))) {
throw new Exception('That feed URL cannot be read at this time. Please try again later.');
}
}
}
/**
* Constructor method to create an Atom feed object
*
* @param mixed $options
* @param int $limit
* @throws Exception
* @return Atom
*/
public function __construct($options, $limit = 0)
{
parent::__construct($options, $limit);
// Create the SimpleXMLElement
if (null === $this->obj) {
if (!($this->obj = simplexml_load_string($this->source, 'SimpleXMLElement', LIBXML_NOWARNING))) {
throw new Exception('That feed URL cannot be read at this time. Please try again later.');
}
}
// Get the main header info of the feed
$feed = [];
$feed['title'] = isset($this->obj->title) ? (string) $this->obj->title : null;
$feed['url'] = isset($this->obj->link->attributes()->href) ? (string) $this->obj->link->attributes()->href : null;
$feed['description'] = isset($this->obj->subtitle) ? (string) $this->obj->subtitle : null;
$feed['date'] = isset($this->obj->updated) ? (string) $this->obj->updated : null;
$feed['generator'] = isset($this->obj->generator) ? (string) $this->obj->generator : null;
$feed['author'] = isset($this->obj->author->name) ? (string) $this->obj->author->name : null;
$feed['items'] = [];
$this->feed = new \ArrayObject($feed, \ArrayObject::ARRAY_AS_PROPS);
}
/**
* Method to create a JSON feed object
*
* @param mixed $options
* @param int $limit
* @throws Exception
* @return \Pop\Feed\Format\Json
*/
public function __construct($options, $limit = 0)
{
parent::__construct($options, $limit);
// Create the PHP data array from JSON
if (null === $this->obj) {
if (!($this->obj = json_decode($this->source, true))) {
throw new Exception('That feed URL cannot be read at this time. Please try again later.');
}
}
// Get the main header info of the feed
$objs = isset($this->obj['feed']) ? $this->obj['feed'] : $this->obj;
$feed = array();
$feed['title'] = isset($objs['title']) ? $objs['title'] : null;
$feed['url'] = isset($objs['link']) ? $objs['link'] : null;
$feed['description'] = isset($objs['description']) ? $objs['description'] : null;
$feed['date'] = isset($objs['updated']) ? $objs['updated'] : null;
$feed['generator'] = isset($objs['generator']) ? $objs['generator'] : null;
$feed['author'] = isset($objs['author']) ? $objs['author'] : null;
$this->feed = new \ArrayObject($feed, \ArrayObject::ARRAY_AS_PROPS);
}
