/**
* Returns if the property $name is set.
*
* @param string $name The property name
* @return bool
* @ignore
*/
public function __isset($name)
{
switch ($name) {
case 'date':
return isset($this->properties[$name]);
default:
return parent::__isset($name);
}
}
/**
* Adds a new element with name $name to the feed item and returns it.
*
* The subcategory is only used by the iTunes module (ezcFeedITunesModule).
*
* Example:
* <code>
* // $feed is an ezcFeed object
* $category = $feed->add( 'category' );
* $category->term = 'Technology';
* $subCategory = $category->add( 'category' );
* $subCategory->term = 'Gadgets';
* </code>
*
* @param string $name The name of the element to add
* @return ezcFeedCategoryElement
*/
public function add($name)
{
if ($name === 'category') {
$this->category = new ezcFeedCategoryElement();
return $this->category;
} else {
return parent::add($name);
}
}
/**
* Returns the value of property $name.
*
* @param string $name The property name
* @return mixed
* @ignore
*/
public function __get($name)
{
switch ($name) {
case 'days':
if (isset($this->properties[$name])) {
return $this->properties[$name];
}
break;
default:
return parent::__get($name);
}
}
/**
* Returns if the property $name is set.
*
* @param string $name The property name
* @return bool
* @ignore
*/
public function __isset($name)
{
switch ($name) {
case 'title':
case 'description':
case 'copyright':
case 'author':
case 'contributor':
case 'updated':
case 'generator':
case 'image':
case 'icon':
case 'id':
case 'link':
case 'category':
return isset($this->properties[$name]);
default:
return parent::__isset($name);
}
}
/**
* Parses the provided XML element object and stores it as a feed item in
* the provided ezcFeed object.
*
* @param ezcFeedElement $element The feed element object that will contain the feed item
* @param DOMElement $xml The XML element object to parse
*/
private function parseItem(ezcFeedElement $element, DOMElement $xml)
{
foreach ($xml->childNodes as $itemChild) {
if ($itemChild->nodeType === XML_ELEMENT_NODE) {
$tagName = $itemChild->tagName;
switch ($tagName) {
case 'title':
case 'description':
case 'comments':
$subElement = $element->add($tagName);
$subElement->text = $itemChild->textContent;
break;
case 'author':
$subElement = $element->add($tagName);
$subElement->name = $itemChild->textContent;
// @todo parse textContent if it has the format: email@host (name)
break;
case 'pubDate':
$element->published = $itemChild->textContent;
break;
case 'enclosure':
$subElement = $element->add($tagName);
$attributes = array('url' => 'url', 'type' => 'type', 'length' => 'length');
foreach ($attributes as $name => $alias) {
if ($itemChild->hasAttribute($name)) {
$subElement->{$alias} = $itemChild->getAttribute($name);
}
}
break;
case 'link':
$subElement = $element->add($tagName);
$subElement->href = $itemChild->textContent;
break;
case 'source':
$subElement = $element->add($tagName);
$subElement->source = $itemChild->textContent;
if ($itemChild->hasAttribute('url')) {
$subElement->url = $itemChild->getAttribute('url');
}
break;
case 'category':
$subElement = $element->add($tagName);
$subElement->term = $itemChild->textContent;
if ($itemChild->hasAttribute('domain')) {
$subElement->scheme = $itemChild->getAttribute('domain');
}
break;
case 'guid':
$subElement = $element->add('id');
$subElement->id = $itemChild->textContent;
if ($itemChild->hasAttribute('isPermaLink')) {
$value = $itemChild->getAttribute('isPermaLink');
$subElement->isPermaLink = strtolower($value) === 'true' ? true : false;
}
break;
default:
// check if it's part of a known module/namespace
$this->parseModules($element, $itemChild, $tagName);
break;
}
}
}
if ($xml->hasAttribute('xml:lang')) {
$element->language = $xml->getAttribute('xml:lang');
}
}