xml_domit_rss.php

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	} //getDocs

	/**
	* Returns the cloud of the channel
	* @return object A reference to the cloud object for the channel, or null
	*/
	function getCloud() {
		if ($this->hasElement(DOMIT_RSS_ELEMENT_CLOUD)) {
			return $this->getElement(DOMIT_RSS_ELEMENT_CLOUD);
		}

		return null;
	} //getCloud

	/**
	* Returns the ttl of the channel
	* @return string The ttl of the channel, or an empty string
	*/
	function getTTL() {
		return $this->getElementText(DOMIT_RSS_ELEMENT_TTL);
	} //getTTL

	/**
	* Returns the image of the channel
	* @return object A reference to an image object for the channel, or null
	*/
	function getImage() {
		if ($this->hasElement(DOMIT_RSS_ELEMENT_IMAGE)) {
			return $this->getElement(DOMIT_RSS_ELEMENT_IMAGE);
		}

		return null;
	} //getImage

	/**
	* Returns the rating of the channel
	* @return string The rating of the channel, or an empty string
	*/
	function getRating() {
		return $this->getElementText(DOMIT_RSS_ELEMENT_RATING);
	} //getRating

	/**
	* Returns the text input box of the channel
	* @return object A reference to a text input box object for the channel, or null
	*/
	function getTextInput() {
		if ($this->hasElement(DOMIT_RSS_ELEMENT_TEXTINPUT)) {
			return $this->getElement(DOMIT_RSS_ELEMENT_TEXTINPUT);
		}

		return null;
	} //getTextInput

	/**
	* Returns the skip days of the channel
	* @return object A reference to the skip days object for the channel, or null
	*/
	function getSkipDays() {
		if ($this->hasElement(DOMIT_RSS_ELEMENT_SKIPDAYS)) {
			return $this->getElement(DOMIT_RSS_ELEMENT_SKIPDAYS);
		}

		return null;
	} //getSkipDays

	/**
	* Returns the skip hours of the channel
	* @return object A reference to the skip hours object for the channel, or null
	*/
	function getSkipHours() {
		if ($this->hasElement(DOMIT_RSS_ELEMENT_SKIPHOURS)) {
			return $this->getElement(DOMIT_RSS_ELEMENT_SKIPHOURS);
		}

		return null;
	} //getSkipHours

	/**
	* Returns the number of items in the channel
	* @return int The number of items in the channel
	*/
	function getItemCount() {
		return count($this->domit_rss_items);
	} //getItemCount

	/**
	* Returns a reference to the item at the specified index
	* @param int The index of the requested item
	* @return Object A reference to the item at the specified index
	*/
	function &getItem($index) {
		return $this->domit_rss_items[$index];
	} //getItem

	/**
	* Returns the number of categories in the channel
	* @return int The number of categories in the channel
	*/
	function getCategoryCount() {
		return count($this->domit_rss_categories);
	} //getCategoryCount

	/**
	* Returns a reference to the category at the specified index
	* @param int The index of the requested category
	* @return Object A reference to the category at the specified index
	*/
	function &getCategory($index) {
		return $this->domit_rss_categories[$index];
	} //getCategory
} //xml_domit_rss_channel

/**
* Represents an RSS item
*
* @package domit-rss
* @subpackage domit-rss-main
* @author John Heinstein <[e-mail]>
*/
class xml_domit_rss_item extends xml_domit_rss_elementindexer {
	/** @var array A list of references to category items */
	var $domit_rss_categories = array();

	/**
	* Constructor
	* @param Object A DOM node containing item data
	*/
	function xml_domit_rss_item(&$item) {
		$this->node =& $item;
		$this->rssDefinedElements = array('title','link','description','author','comments',
											'enclosure','guid','pubDate','source','domit_rss_categories');
		$this->_init();
	} //xml_domit_rss_item

	/**
	* Performs initialization of the item element
	*/
	function _init(){
		$total = $this->node->childCount;
		$categoryCounter = 0;

		for($i = 0; $i < $total; $i++) {
			$currNode =& $this->node->childNodes[$i];
			$tagName = strtolower($currNode->nodeName);

		    switch ($tagName) {
		        case DOMIT_RSS_ELEMENT_CATEGORY:
		            $this->categories[$categoryCounter] = new xml_domit_rss_category($currNode);
					$categoryCounter++;
		            break;
                case DOMIT_RSS_ELEMENT_ENCLOSURE:
                    $this->DOMIT_RSS_indexer[$tagName] = new xml_domit_rss_enclosure($currNode);
		            break;
                case DOMIT_RSS_ELEMENT_SOURCE:
                    $this->DOMIT_RSS_indexer[$tagName] = new xml_domit_rss_source($currNode);
		            break;
                case DOMIT_RSS_ELEMENT_GUID:
                    $this->DOMIT_RSS_indexer[$tagName] = new xml_domit_rss_guid($currNode);
		            break;
                case DOMIT_RSS_ELEMENT_TITLE:
                case DOMIT_RSS_ELEMENT_LINK:
                case DOMIT_RSS_ELEMENT_DESCRIPTION:
                case DOMIT_RSS_ELEMENT_AUTHOR:
				case DOMIT_RSS_ELEMENT_COMMENTS:
				case DOMIT_RSS_ELEMENT_PUBDATE:
				    $this->DOMIT_RSS_indexer[$tagName] = new xml_domit_rss_simpleelement($currNode);
				    break;
				default:
				    $this->addIndexedElement($currNode);
				    //$this->DOMIT_RSS_indexer[$tagName] =& $currNode;
		    }
		}

		if ($categoryCounter != 0) {
			$this->DOMIT_RSS_indexer[DOMIT_RSS_ARRAY_CATEGORIES] =& $this->domit_rss_categories;
		}
	} //init

	/**
	* Returns the title of the item
	* @return string The title of the item, or an empty string
	*/
	function getTitle() {
		return $this->getElementText(DOMIT_RSS_ELEMENT_TITLE);
	} //getTitle

	/**
	* Returns the url of the item
	* @return string The url of the item, or an empty string
	*/
	function getLink() {
		return $this->getElementText(DOMIT_RSS_ELEMENT_LINK);
	} //getLink

	/**
	* Returns a description of the item
	* @return string A description of the item, or an empty string
	*/
	function getDescription() {
		return $this->getElementText(DOMIT_RSS_ELEMENT_DESCRIPTION);
	} //getDescription

	/**
	* Returns the author of the item
	* @return string The author of the item, or an empty string
	*/
	function getAuthor() {
		return $this->getElementText(DOMIT_RSS_ELEMENT_AUTHOR);
	} //getAuthor

	/**
	* Returns the comments of the item
	* @return string The comments of the item, or an empty string
	*/
	function getComments() {
		return $this->getElementText(DOMIT_RSS_ELEMENT_COMMENTS);
	} //getComments

	/**
	* Returns the enclosure of the item
	* @return object A reference to the enclosure object for the item, or null
	*/
	function getEnclosure() {
		if ($this->hasElement(DOMIT_RSS_ELEMENT_ENCLOSURE)) {
			return $this->getElement(DOMIT_RSS_ELEMENT_ENCLOSURE);
		}

		return null;
	} //getEnclosure

	/**
	* Returns the guid of the item
	* @return object A reference to the guid object for the item, or null
	*/
	function getGUID() {
		if ($this->hasElement(DOMIT_RSS_ELEMENT_GUID)) {
			return $this->getElement(DOMIT_RSS_ELEMENT_GUID);
		}

		return null;
	} //getGUID

	/**
	* Returns the publication date of the item
	* @return string The publication date of the item, or an empty string
	*/
	function getPubDate() {
		return $this->getElementText(DOMIT_RSS_ELEMENT_PUBDATE);
	} //getPubDate

	/**
	* Returns the source of the item
	* @return object A reference to the source object for the item, or null
	*/
	function getSource() {
		if ($this->hasElement(DOMIT_RSS_ELEMENT_SOURCE)) {
			return $this->getElement(DOMIT_RSS_ELEMENT_SOURCE);
		}

		return null;
	} //getSource

	/**
	* Returns the number of categories in the item
	* @return int The number of categories in the item
	*/
	function getCategoryCount() {
		return count($this->domit_rss_categories);
	} //getCategoryCount

	/**
	* Returns a reference to the category at the specified index
	* @param int The index of the requested category
	* @return Object A reference to the category at the specified index
	*/
	function &getCategory($index) {
		return $this->domit_rss_categories[$index];
	} //getCategory
} //xml_domit_rss_item


/**
* Represents an RSS category
*
* @package domit-rss
* @subpackage domit-rss-main
* @author John Heinstein <[e-mail]>
*/
class xml_domit_rss_category extends xml_domit_rss_elementindexer {
	/**
	* Constructor
	* @param Object A DOM node containing category data
	*/
	function xml_domit_rss_category(&$category) {
		$this->node =& $category;
		$this->_init();
	} //xml_domit_rss_category

	/**
	* Returns the category
	* @return string The category text
	*/
	function getCategory() {
		return $this->node->firstChild->toString();
	} //getCategory

	/**
	* Returns the category domain
	* @return string The category domain
	*/
	function getDomain() {
		return $this->getAttribute(DOMIT_RSS_ATTR_DOMAIN);
	} //getDomain
} //xml_domit_rss_category

/**
* Represents an RSS image
*
* @package domit-rss
* @subpackage domit-rss-main
* @author John Heinstein <[e-mail]>
*/
class xml_domit_rss_image extends xml_domit_rss_elementindexer {
	/**
	* Constructor
	* @param Object A DOM node containing image data
	*/
	function xml_domit_rss_image(&$image) {
		$this->node =& $image;
		$this->rssDefinedElements = array('title','link','description','url',
											'width', 'height');
		$this->_init();
	} //xml_domit_rss_image

	/**
	* Performs initialization of image element
	*/
	function _init(){
		$total = $this->node->childCount;

		for($i = 0; $i < $total; $i++) {
			$currNode =& $this->node->childNodes[$i];
			$tagName = strtolower($currNode->nodeName);

		    switch ($tagName) {
                case DOMIT_RSS_ELEMENT_TITLE:
                case DOMIT_RSS_ELEMENT_LINK:
                case DOMIT_RSS_ELEMENT_DESCRIPTION:
                case DOMIT_RSS_ELEMENT_URL:
				case DOMIT_RSS_ELEMENT_WIDTH:
				case DOMIT_RSS_ELEMENT_HEIGHT:
				    $this->DOMIT_RSS_indexer[$tagName] = new xml_domit_rss_simpleelement($currNode);
				    break;
				default:
				    $this->addIndexedElement($currNode);
				    //$this->DOMIT_RSS_indexer[$tagName] =& $currNode;
		    }
		}
	} //_init

	/**
	* Returns the image title
	* @return string The image title
	*/
	function getTitle() {
		return $this->getElementText(DOMIT_RSS_ELEMENT_TITLE);
	} //getTitle

	/**
	* Returns the image link
	* @return string The image link
	*/
	function getLink() {