<?php
/**
* DOMIT! RSS is a DOM based RSS parser
* @package domit-rss
* @subpackage domit-rss-main
* @version 0.4
* @copyright (C) 2004 John Heinstein. All rights reserved
* @license http://www.gnu.org/copyleft/lesser.html LGPL License
* @author John Heinstein <[email protected]>
* @link http://www.engageinteractive.com/domitrss/ DOMIT! RSS Home Page
* DOMIT! RSS is Free Software
**/
if (!defined('DOMIT_RSS_INCLUDE_PATH')) {
define('DOMIT_RSS_INCLUDE_PATH', (dirname(__FILE__) . "/"));
}
/** current version of DOMIT! RSS */
define ('DOMIT_RSS_VERSION', '0.4');
/** language constant */
define('DOMIT_RSS_ELEMENT_LANGUAGE', 'language');
/** copyright constant */
define('DOMIT_RSS_ELEMENT_COPYRIGHT', 'copyright');
/** managing editor constant */
define('DOMIT_RSS_ELEMENT_MANAGINGEDITOR', 'managingeditor');
/** webmaster constant */
define('DOMIT_RSS_ELEMENT_WEBMASTER', 'webmaster');
/** pubdate constant */
define('DOMIT_RSS_ELEMENT_PUBDATE', 'pubdate');
/** last build date constant */
define('DOMIT_RSS_ELEMENT_LASTBUILDDATE', 'lastbuilddate');
/** category constant */
define('DOMIT_RSS_ELEMENT_CATEGORY', 'category');
/** generator constant */
define('DOMIT_RSS_ELEMENT_GENERATOR', 'generator');
/** docs constant */
define('DOMIT_RSS_ELEMENT_DOCS', 'docs');
/** cloud constant */
define('DOMIT_RSS_ELEMENT_CLOUD', 'cloud');
/** ttl constant */
define('DOMIT_RSS_ELEMENT_TTL', 'ttl');
/** image constant */
define('DOMIT_RSS_ELEMENT_IMAGE', 'image');
/** rating constant */
define('DOMIT_RSS_ELEMENT_RATING', 'rating');
/** textinput constant */
define('DOMIT_RSS_ELEMENT_TEXTINPUT', 'textinput');
/** skiphours constant */
define('DOMIT_RSS_ELEMENT_SKIPHOURS', 'skiphours');
/** skipdays constant */
define('DOMIT_RSS_ELEMENT_SKIPDAYS', 'skipdays');
/** url constant */
define('DOMIT_RSS_ELEMENT_URL', 'url');
/** width constant */
define('DOMIT_RSS_ELEMENT_WIDTH', 'width');
/** height constant */
define('DOMIT_RSS_ELEMENT_HEIGHT', 'height');
/** guid constant */
define('DOMIT_RSS_ELEMENT_GUID', 'guid');
/** enclosure constant */
define('DOMIT_RSS_ELEMENT_ENCLOSURE', 'enclosure');
/** comments constant */
define('DOMIT_RSS_ELEMENT_COMMENTS', 'comments');
/** source constant */
define('DOMIT_RSS_ELEMENT_SOURCE', 'source');
/** name constant */
define('DOMIT_RSS_ELEMENT_NAME', 'name');
/** author constant */
define('DOMIT_RSS_ELEMENT_AUTHOR', 'author');
/** domain constant */
define('DOMIT_RSS_ATTR_DOMAIN', 'domain');
/** port constant */
define('DOMIT_RSS_ATTR_PORT', 'port');
/** path constant */
define('DOMIT_RSS_ATTR_PATH', 'path');
/** registerProcedure constant */
define('DOMIT_RSS_ATTR_REGISTERPROCEDURE', 'registerProcedure');
/** protocol constant */
define('DOMIT_RSS_ATTR_PROTOCOL', 'protocol');
/** url constant */
define('DOMIT_RSS_ATTR_URL', 'url');
/** length constant */
define('DOMIT_RSS_ATTR_LENGTH', 'length');
/** type constant */
define('DOMIT_RSS_ATTR_TYPE', 'type');
/** isPermaLink constant */
define('DOMIT_RSS_ATTR_ISPERMALINK', 'isPermaLink');
require_once(DOMIT_RSS_INCLUDE_PATH . 'xml_domit_rss_shared.php');
/**
* The base DOMIT! RSS document class
*
* @package domit-rss
* @subpackage domit-rss-main
* @author John Heinstein <[email protected]>
*/
class xml_domit_rss_document extends xml_domit_rss_base_document {
/**
* Constructor
* @param string Path to the rss file
* @param string Directory in which cache files are to be stored
* @param string Expiration time (in seconds) for the cache file
* @return Object A new instance of xml_domit_rss_document
*/
function xml_domit_rss_document($url = '', $cacheDir = './', $cacheTime = '3600') {
$this->parser = 'DOMIT_RSS';
$this->xml_domit_rss_base_document($url, $cacheDir, $cacheTime);
} //xml_domit_rss_document
/**
* Performs initialization of the RSS document
*/
function _init() {
$total = $this->node->documentElement->childCount;
$itemCounter = 0;
$channelCounter = 0;
$categoryCounter = 0;
for ($i = 0; $i < $total; $i++) {
$currNode =& $this->node->documentElement->childNodes[$i];
$tagName = strtolower($currNode->nodeName);
switch ($tagName) {
case DOMIT_RSS_ELEMENT_ITEM:
$this->domit_rss_items[$itemCounter] =& new xml_domit_rss_item($currNode);
$itemCounter++;
break;
case DOMIT_RSS_ELEMENT_CHANNEL:
$this->domit_rss_channels[$channelCounter] =& new xml_domit_rss_channel($currNode);
$channelCounter++;
break;
case DOMIT_RSS_ELEMENT_CATEGORY:
$this->domit_rss_categories[$categoryCounter] =& new xml_domit_rss_category($currNode);
$categoryCounter++;
break;
case DOMIT_RSS_ELEMENT_IMAGE:
$this->DOMIT_RSS_indexer[$tagName] =& new xml_domit_rss_image($currNode);
break;
case DOMIT_RSS_ELEMENT_CLOUD:
$this->indexer[$tagName] =& new xml_domit_rss_cloud($currNode);
break;
case DOMIT_RSS_ELEMENT_TEXTINPUT:
$this->indexer[$tagName] =& new xml_domit_rss_textinput($currNode);
break;
case DOMIT_RSS_ELEMENT_TITLE:
case DOMIT_RSS_ELEMENT_LINK:
case DOMIT_RSS_ELEMENT_DESCRIPTION:
case DOMIT_RSS_ELEMENT_LANGUAGE:
case DOMIT_RSS_ELEMENT_COPYRIGHT:
case DOMIT_RSS_ELEMENT_MANAGINGEDITOR:
case DOMIT_RSS_ELEMENT_WEBMASTER:
case DOMIT_RSS_ELEMENT_PUBDATE:
case DOMIT_RSS_ELEMENT_LASTBUILDDATE:
case DOMIT_RSS_ELEMENT_GENERATOR:
case DOMIT_RSS_ELEMENT_DOCS:
case DOMIT_RSS_ELEMENT_TTL:
case DOMIT_RSS_ELEMENT_RATING:
case DOMIT_RSS_ELEMENT_SKIPHOURS:
case DOMIT_RSS_ELEMENT_SKIPDAYS:
$this->DOMIT_RSS_indexer[$tagName] =& new xml_domit_rss_simpleelement($currNode);
break;
default:
$this->addIndexedElement($currNode);
//$this->indexer[$tagName] =& $currNode;
}
}
if ($itemCounter != 0) {
$this->DOMIT_RSS_indexer[DOMIT_RSS_ARRAY_ITEMS] =& $this->domit_rss_items;
}
if ($channelCounter != 0) {
$this->DOMIT_RSS_indexer[DOMIT_RSS_ARRAY_CHANNELS] =& $this->domit_rss_channels;
}
if ($categoryCounter != 0) {
$this->DOMIT_RSS_indexer[DOMIT_RSS_ARRAY_CATEGORIES] =& $this->domit_rss_categories;
}
$this->handleChannelElementsEmbedded();
} //_init
/**
* Returns the current version of DOMIT! RSS
* @return int The current version of DOMIT! RSS
*/
function getVersion() {
return DOMIT_RSS_VERSION;
} //getVersion
} //xml_domit_rss_document
/**
* Represents an RSS channel
*
* @package domit-rss
* @subpackage domit-rss-main
* @author John Heinstein <[email protected]>
*/
class xml_domit_rss_channel extends xml_domit_rss_elementindexer {
/** @var array A list of references to channel items */
var $domit_rss_items = array();
/** @var array A list of references to category items */
var $domit_rss_categories = array();
/**
* Constructor
* @param Object A DOM node containing channel data
* @param boolean True if channel elements are siblings of the channel rather than children
*/
function xml_domit_rss_channel(&$channel, $externalElements = false) {
$this->node =& $channel;
$this->rssDefinedElements = array('title','link','description','language','copyright',
'managingEditor','webmaster','pubDate','lastBuildDate',
'generator','docs','cloud','ttl','image', 'rating',
'textInput','skipHours','skipDays','domit_rss_channels',
'domit_rss_items','domit_rss_categories');
$this->_init();
} //xml_domit_rss_channel
/**
* Performs initialization of the RSS channel element
*/
function _init() {
$total = $this->node->childCount;
$itemCounter = 0;
$categoryCounter = 0;
for ($i = 0; $i < $total; $i++) {
$currNode =& $this->node->childNodes[$i];
$tagName = strtolower($currNode->nodeName);
switch($tagName) {
case DOMIT_RSS_ELEMENT_ITEM:
$this->domit_rss_items[$itemCounter] =& new xml_domit_rss_item($currNode);
$itemCounter++;
break;
case DOMIT_RSS_ELEMENT_CATEGORY:
$this->domit_rss_categories[$categoryCounter] =& new xml_domit_rss_category($currNode);
$categoryCounter++;
break;
case DOMIT_RSS_ELEMENT_IMAGE:
$this->DOMIT_RSS_indexer[$tagName] =& new xml_domit_rss_image($currNode);
break;
case DOMIT_RSS_ELEMENT_CLOUD:
$this->DOMIT_RSS_indexer[$tagName] =& new xml_domit_rss_cloud($currNode);
break;
case DOMIT_RSS_ELEMENT_TEXTINPUT:
$this->DOMIT_RSS_indexer[$tagName] =& new xml_domit_rss_textinput($currNode);
break;
case DOMIT_RSS_ELEMENT_TITLE:
case DOMIT_RSS_ELEMENT_LINK:
case DOMIT_RSS_ELEMENT_DESCRIPTION:
case DOMIT_RSS_ELEMENT_LANGUAGE:
case DOMIT_RSS_ELEMENT_COPYRIGHT:
case DOMIT_RSS_ELEMENT_MANAGINGEDITOR:
case DOMIT_RSS_ELEMENT_WEBMASTER:
case DOMIT_RSS_ELEMENT_PUBDATE:
case DOMIT_RSS_ELEMENT_LASTBUILDDATE:
case DOMIT_RSS_ELEMENT_GENERATOR:
case DOMIT_RSS_ELEMENT_DOCS:
case DOMIT_RSS_ELEMENT_TTL:
case DOMIT_RSS_ELEMENT_RATING:
case DOMIT_RSS_ELEMENT_SKIPHOURS:
case DOMIT_RSS_ELEMENT_SKIPDAYS:
$this->DOMIT_RSS_indexer[$tagName] =& new xml_domit_rss_simpleelement($currNode);
break;
default:
$this->addIndexedElement($currNode);
//$this->DOMIT_RSS_indexer[$tagName] =& $currNode;
}
}
if ($itemCounter != 0) {
$this->DOMIT_RSS_indexer[DOMIT_RSS_ARRAY_ITEMS] =& $this->domit_rss_items;
}
if ($categoryCounter != 0) {
$this->DOMIT_RSS_indexer[DOMIT_RSS_ARRAY_CATEGORIES] =& $this->domit_rss_categories;
}
} //_init
/**
* Returns the title of the channel
* @return string The title of the channel, or an empty string
*/
function getTitle() {
return $this->getElementText(DOMIT_RSS_ELEMENT_TITLE);
} //getTitle
/**
* Returns the url of the channel
* @return string The url of the channel, or an empty string
*/
function getLink() {
return $this->getElementText(DOMIT_RSS_ELEMENT_LINK);
} //getLink
/**
* Returns a description of the channel
* @return string A description of the channel, or an empty string
*/
function getDescription() {
return $this->getElementText(DOMIT_RSS_ELEMENT_DESCRIPTION);
} //getDescription
/**
* Returns the number of items in the channel
* @return int The number of items in the channel
*/
function getItemCount() {
return count($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 <[email protected]>
*/
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 $this->getElementText(DOMIT_RSS_ELEMENT_DESCRIPTION);
} //getDescription
/**
* Returns the number of categories in the item
* @return int The number of categories in the item
*/
function getCategoryCount() {
return count($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 <[email protected]>
*/
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 $this->getAttribute(DOMIT_RSS_ATTR_DOMAIN);
} //getDomain
} //xml_domit_rss_category
/**
* Represents an RSS image
*
* @package domit-rss
* @subpackage domit-rss-main
* @author John Heinstein <[email protected]>
*/
class xml_domit_rss_image extends xml_domit_rss_elementindexer {
/**
* Constructor
* @param Object A DOM node containing image data
*/
function xml_domit_rss_image(&$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() {
return $this->getElementText(DOMIT_RSS_ELEMENT_LINK);
} //getLink
/**
* Returns the image url
* @return string The image url
*/
function getUrl() {
return $this->getElementText(DOMIT_RSS_ELEMENT_URL);
} //getUrl
/**
* Returns the image width in pixels
* @return string The image width (maximum 144, default 88)
*/
function getWidth() {
$myWidth = $this->getElementText(DOMIT_RSS_ELEMENT_WIDTH);
if ($myWidth == '') {
$myWidth = '88';
}
else if (intval($myWidth) > 144) {
$myWidth = '144';
}
return $myWidth;
} //getWidth
/**
* Returns the image height in pixels
* @return string The image height (maximum 400, default 31)
*/
function getHeight() {
$myHeight = $this->getElementText(DOMIT_RSS_ELEMENT_HEIGHT);
if ($myHeight == '') {
$myHeight = '31';
}
else if (intval($myHeight) > 400) {
$myHeight = '400';
}
return $myHeight;
} //getHeight
/**
* Returns the image description
* @return string The image description
*/
function getDescription() {
return $this->getElementText(DOMIT_RSS_ELEMENT_DESCRIPTION);
} //getDescription
} //xml_domit_rss_image
/**
* Represents an RSS text input form
*
* @package domit-rss
* @subpackage domit-rss-main
* @author John Heinstein <[email protected]>
*/
class xml_domit_rss_textinput extends xml_domit_rss_elementindexer {
/**
* Constructor
* @param Object A DOM node containing text input data
*/
function xml_domit_rss_textinput(&$textinput) {
$this->node =& $textinput;
$this->rssDefinedElements = array('title','link','description','name');
$this->_init();
} //xml_domit_rss_textinput
/**
* Performs initialization of textInput 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_NAME:
$this->DOMIT_RSS_indexer[$tagName] =& new xml_domit_rss_simpleelement($currNode);
break;
default:
$this->addIndexedElement($currNode);
//$this->DOMIT_RSS_indexer[$tagName] =& $currNode;
}
}
} //_init
/**
* Returns the title of the text input
* @return string The title of the text input, or an empty string
*/
function getTitle() {
return $this->getElementText(DOMIT_RSS_ELEMENT_TITLE);
} //getTitle
/**
* Returns a description of the text input
* @return string A description of the text input, or an empty string
*/
function getDescription() {
return $this->getElementText(DOMIT_RSS_ELEMENT_DESCRIPTION);
} //getDescription
/**
* Returns the name of the text input
* @return string The name of the text input, or an empty string
*/
function getName() {
return $this->getElementText(DOMIT_RSS_ELEMENT_NAME);
} //getName
/**
* Returns the url of the text input
* @return string The url of the text input, or an empty string
*/
function getLink() {
return $this->getElementText(DOMIT_RSS_ELEMENT_LINK);
} //getLink
} //xml_domit_rss_textinput
/**
* Represents an RSS cloud
*
* @package domit-rss
* @subpackage domit-rss-main
* @author John Heinstein <[email protected]>
*/
class xml_domit_rss_cloud extends xml_domit_rss_elementindexer {
/**
* Constructor
* @param Object A DOM node containing cloud data
*/
function xml_domit_rss_cloud(&$cloud) {
$this->node =& $cloud;
$this->_init();
} //xml_domit_rss_cloud
/**
* Returns the domain of the cloud
* @return string The domain of the cloud
*/
function getDomain() {
return $this->getAttribute(DOMIT_RSS_ATTR_DOMAIN);
} //getDomain
/**
* Returns the port of the cloud
* @return string The port of the cloud
*/
function getPort() {
return $this->getAttribute(DOMIT_RSS_ATTR_PORT);
} //getPort
/**
* Returns the path of the cloud
* @return string The path of the cloud
*/
function getPath() {
return $this->getAttribute(DOMIT_RSS_ATTR_PATH);
} //getPath
/**
* Returns the register procedure value of the cloud
* @return string The register procedure value of the cloud
*/
function getRegisterProcedure() {
return $this->getAttribute(DOMIT_RSS_ATTR_REGISTERPROCEDURE);
} //getRegisterProcedure
/**
* Returns the protocol used by the cloud
* @return string The protocol used by the cloud
*/
function getProtocol() {
return $this->getAttribute(DOMIT_RSS_ATTR_PROTOCOL);
} //getProtocol
} //xml_domit_rss_cloud
/**
* Represents an RSS enclosure
*
* @package domit-rss
* @subpackage domit-rss-main
* @author John Heinstein <[email protected]>
*/
class xml_domit_rss_enclosure extends xml_domit_rss_elementindexer {
/**
* Constructor
* @param Object A DOM node containing enclosure data
*/
function xml_domit_rss_enclosure(&$enclosure) {
$this->node =& $enclosure;
$this->_init();
} //xml_domit_rss_enclosure
/**
* Returns the url of the enclosure
* @return string The url of the enclosure
*/
function getUrl() {
return $this->getAttribute(DOMIT_RSS_ATTR_URL);
} //getUrl
/**
* Returns the length of the enclosure
* @return string The length of the enclosure
*/
function getLength() {
return $this->getAttribute(DOMIT_RSS_ATTR_LENGTH);
} //getLength
/**
* Returns the type of the enclosure
* @return string The type of the enclosure
*/
function getType() {
return $this->getAttribute(DOMIT_RSS_ATTR_TYPE);
} //getType
} //xml_domit_rss_enclosure
/**
* Represents an RSS guid
*
* @package domit-rss
* @subpackage domit-rss-main
* @author John Heinstein <[email protected]>
*/
class xml_domit_rss_guid extends xml_domit_rss_elementindexer {
/**
* Constructor
* @param Object A DOM node containing guid data
*/
function xml_domit_rss_guid(&$guid) {
$this->node =& $guid;
$this->_init();
} //xml_domit_rss_guid
/**
* Returns the guid text
* @return string The guid text
*/
function getGuid() {
return $this->node->getText();
} //getGuid
/**
* Determines whether the guid is a permalink
* @return boolean True if the guid is a permalink (default true)
*/
function isPermaLink() {
if (!$this->node->hasAttribute(DOMIT_RSS_ATTR_ISPERMALINK)) {
return true;
}
else {
return (strtolower($this->node->getAttribute(DOMIT_RSS_ATTR_ISPERMALINK)) == "true");
}
} //isPermaLink
} //xml_domit_rss_guid
/**
* Represents an RSS source
*
* @package domit-rss
* @subpackage domit-rss-main
* @author John Heinstein <[email protected]>
*/
class xml_domit_rss_source extends xml_domit_rss_elementindexer {
/**
* Constructor
* @param Object A DOM node containing source data
*/
function xml_domit_rss_source(&$source) {
$this->node =& $source;
$this->_init();
} //xml_domit_rss_source
/**
* Returns the source text
* @return string The source text
*/
function getSource() {
return $this->node->getText();
} //getSource
/**
* Returns the url of the source
* @return string The url of the source
*/
function getUrl() {
return $this->getAttribute(DOMIT_RSS_ATTR_URL);
} //getUrl
} //xml_domit_rss_source
?>
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