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bnbweb/includes/cls_rss.php

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2022-11-14 17:31:15 +00:00
<?php
if (!defined('IN_ECS'))
{
die('Hacking attempt');
}
/*-----------------------------------------------------------------------*/
// @package RSSBuilder
// @category FLP
/*-----------------------------------------------------------------------*/
/*-----------------------------------------------------------------------*/
// Abstract class for getting ini preferences
//-------------------------------------------------
// Tested with WAMP (XP-SP1/1.3.24/4.0.12/4.3.0)
// Last change: 2003-05-30
//-------------------------------------------------
// @desc Abstract class for the RSS classes
// @access protected
// @author Michael Wimmer <flaimo@gmx.net>
// @copyright Michael Wimmer
// @link http://www.flaimo.com/
// @global array $GLOBALS['_TICKER_ini_settings']
// @abstract
// @package RSSBuilder
// @category FLP
// @version 1.001
/*-----------------------------------------------------------------------*/
class RSSBase
{
/*-----------------------*/
/* C O N S T R U C T O R */
/*-----------------------*/
//-------------------------------------------------
// Constructor
//-------------------------------------------------
// @desc Constructor
// @return (void)
// @access private
//-------------------------------------------------
function RSSBase() {
} // end constructor
} // end class RSSBase
//---------------------------------------------------------------------------
/*-----------------------------------------------------------------------*/
// Class for creating a RSS file
//-------------------------------------------------
// Tested with WAMP (XP-SP1/1.3.24/4.0.12/4.3.0)
// Last change: 2003-05-30
//-------------------------------------------------
// @desc Class for creating a RSS file
// @access public
// @author Michael Wimmer <flaimo@gmx.net>
// @copyright Michael Wimmer
// @link http://www.flaimo.com/
// @example rss_sample_script.php Sample script
// @package RSSBuilder
// @category FLP
// @version 1.001
/*-----------------------------------------------------------------------*/
class RSSBuilder extends RSSBase
{
/*-----------------------------------------------------------------------*/
/* V A R I A B L E S
/*-----------------------------------------------------------------------*/
//-------------------------------------------------
// encoding of the XML file
//-------------------------------------------------
// @desc encoding of the XML file
// @var string
// @access private
//-------------------------------------------------
var $encoding;
//-------------------------------------------------
// URL where the RSS document will be made available
//-------------------------------------------------
// @desc URL where the RSS document will be made available
// @var string
// @access private
//-------------------------------------------------
var $about;
//-------------------------------------------------
// title of the rss stream
//-------------------------------------------------
// @desc title of the rss stream
// @var string
// @access private
//-------------------------------------------------
var $title;
//-------------------------------------------------
// description of the rss stream
//-------------------------------------------------
// @desc description of the rss stream
// @var string
// @access private
//-------------------------------------------------
var $description;
//-------------------------------------------------
// publisher of the rss stream (person, an organization, or a service)
//-------------------------------------------------
// @desc publisher of the rss stream
// @var string
// @access private
//-------------------------------------------------
var $publisher;
//-------------------------------------------------
// creator of the rss stream (person, an organization, or a service)
//-------------------------------------------------
// @desc creator of the rss stream
// @var string
// @access private
//-------------------------------------------------
var $creator;
//-------------------------------------------------
// creation date of the file (format: 2003-05-29T00:03:07+0200)
//-------------------------------------------------
// @desc creation date of the file (format: 2003-05-29T00:03:07+0200)
// @var string
// @access private
//-------------------------------------------------
var $date;
//-------------------------------------------------
// iso format language
//-------------------------------------------------
// @desc iso format language
// @var string
// @access private
//-------------------------------------------------
var $language;
//-------------------------------------------------
// copyrights for the rss stream
//-------------------------------------------------
// @desc copyrights for the rss stream
// @var string
// @access private
//-------------------------------------------------
var $rights;
//-------------------------------------------------
// URL to an small image
//-------------------------------------------------
// @desc URL to an small image
// @var string
// @access private
//-------------------------------------------------
var $image_link;
//-------------------------------------------------
// spatial location (a place name or geographic coordinates), temporal period (a period label, date, or date range) or jurisdiction (such as a named administrative entity)
//-------------------------------------------------
// @desc spatial location (a place name or geographic coordinates), temporal period (a period label, date, or date range) or jurisdiction (such as a named administrative entity)
// @var string
// @access private
//-------------------------------------------------
var $coverage;
//-------------------------------------------------
// person, an organization, or a service
//-------------------------------------------------
// @desc person, an organization, or a service
// @var string
// @access private
//-------------------------------------------------
var $contributor;
//-------------------------------------------------
// 'hourly' | 'daily' | 'weekly' | 'monthly' | 'yearly'
//-------------------------------------------------
// @desc 'hourly' | 'daily' | 'weekly' | 'monthly' | 'yearly'
// @var string
// @access private
//-------------------------------------------------
var $period;
//-------------------------------------------------
// every X hours/days/weeks/...
//-------------------------------------------------
// @desc every X hours/days/weeks/...
// @var int
// @access private
//-------------------------------------------------
var $frequency;
//-------------------------------------------------
// date (format: 2003-05-29T00:03:07+0200)
//-------------------------------------------------
// Defines a base date to be used in concert with updatePeriod and
// updateFrequency to calculate the publishing schedule.
//-------------------------------------------------
// @desc base date to calculate from (format: 2003-05-29T00:03:07+0200)
// @var string
// @access private
//-------------------------------------------------
var $base;
//-------------------------------------------------
// category (rss 2.0)
//-------------------------------------------------
// @desc category (rss 2.0)
// @var string
// @access private
// @since 1.001 - 2003/05/30
//-------------------------------------------------
var $category;
//-------------------------------------------------
// caching time in minutes (rss 2.0)
//-------------------------------------------------
// @desc caching time in minutes (rss 2.0)
// @var int
// @access private
// @since 1.001 - 2003/05/30
//-------------------------------------------------
var $cache;
//-------------------------------------------------
// array wich all the rss items
//-------------------------------------------------
// @desc array wich all the rss items
// @var array
// @access private
//-------------------------------------------------
var $items = array();
//-------------------------------------------------
// compiled outputstring
//-------------------------------------------------
// @desc compiled outputstring
// @var string
// @access private
//-------------------------------------------------
var $output;
//-------------------------------------------------
// use DC data
//-------------------------------------------------
// @desc use DC data
// @var boolean
// @access private
//-------------------------------------------------
var $use_dc_data = false;
//-------------------------------------------------
// use SY data
//-------------------------------------------------
// @desc use SY data
// @var boolean
// @access private
//-------------------------------------------------
var $use_sy_data = false;
/*-----------------------*/
/* C O N S T R U C T O R */
/*-----------------------*/
//-------------------------------------------------
// Constructor
//-------------------------------------------------
// @desc Constructor
// @param (string) $encoding encoding of the xml file
// @param (string) $about URL where the RSS document will be made available
// @param (string) $title
// @param (string) $description
// @param (string) $image_link URL
// @return (void)
// @uses setEncoding(), setAbout(), setTitle(), setDescription(), setImageLink(), setCategory(), setCache()
// @access private
//-------------------------------------------------
function RSSBuilder($encoding = '',
$about = '',
$title = '',
$description = '',
$image_link = '',
$category = '',
$cache = '') {
$this->setEncoding($encoding);
$this->setAbout($about);
$this->setTitle($title);
$this->setDescription($description);
$this->setImageLink($image_link);
$this->setCategory($category);
$this->setCache($cache);
} // end constructor
/*-----------------------------------------------------------------------*/
/* F U N C T I O N S */
/*-----------------------------------------------------------------------*/
//-------------------------------------------------
// add additional DC data
//-------------------------------------------------
// @desc add additional DC data
// @param (string) $publisher person, an organization, or a service
// @param (string) $creator person, an organization, or a service
// @param (string) $date format: 2003-05-29T00:03:07+0200
// @param (string) $language iso-format
// @param (string) $rights copyright information
// @param (string) $coverage spatial location (a place name or geographic coordinates), temporal period (a period label, date, or date range) or jurisdiction (such as a named administrative entity)
// @param (string) $contributor person, an organization, or a service
// @return (void)
// @uses setPublisher(), setCreator(), setDate(), setLanguage(), setRights(), setCoverage(), setContributor()
// @access public
//-------------------------------------------------
function addDCdata($publisher = '',
$creator = '',
$date = '',
$language = '',
$rights = '',
$coverage = '',
$contributor = '') {
$this->setPublisher($publisher);
$this->setCreator($creator);
$this->setDate($date);
$this->setLanguage($language);
$this->setRights($rights);
$this->setCoverage($coverage);
$this->setContributor($contributor);
$this->use_dc_data = (boolean) true;
} // end function
//-------------------------------------------------
// add additional SY data
//-------------------------------------------------
// @desc add additional DC data
// @param (string) $period 'hourly' | 'daily' | 'weekly' | 'monthly' | 'yearly'
// @param (int) $frequency every x hours/days/weeks/...
// @param (string) $base format: 2003-05-29T00:03:07+0200
// @return (void)
// @uses setPeriod(), setFrequency(), setBase()
// @access public
//-------------------------------------------------
function addSYdata($period = '', $frequency = '', $base = '') {
$this->setPeriod($period);
$this->setFrequency($frequency);
$this->setBase($base);
$this->use_sy_data = (boolean) true;
} // end function
//-------------------------------------------------
// Checks if a given string is a valid iso-language-code
//-------------------------------------------------
// @desc Checks if a given string is a valid iso-language-code
// @param (string) $code String that should validated
// @return (boolean) $isvalid If string is valid or not
// @access public
// @static
//-------------------------------------------------
function isValidLanguageCode($code = '') {
return (boolean) ((preg_match('(^([a-zA-Z]{2})$)',$code) > 0) ? true : false);
} // end function
//-------------------------------------------------
// Sets $encoding variable
//-------------------------------------------------
// @desc Sets $encoding variable
// @param (string) $encoding encoding of the xml file
// @return (void)
// @access private
// @see $encoding
//-------------------------------------------------
function setEncoding($encoding = '') {
if (!isset($this->encoding)) {
$this->encoding = (string) ((strlen(trim($encoding)) > 0) ? trim($encoding) : 'UTF-8');
} // end if
} // end function
//-------------------------------------------------
// Sets $about variable
//-------------------------------------------------
// @desc Sets $about variable
// @param (string) $about
// @return (void)
// @access private
// @see $about
//-------------------------------------------------
function setAbout($about = '') {
if (!isset($this->about) && strlen(trim($about)) > 0) {
$this->about = (string) trim($about);
} // end if
} // end function
//-------------------------------------------------
// Sets $title variable
//-------------------------------------------------
// @desc Sets $title variable
// @param (string) $title
// @return (void)
// @access private
// @see $title
//-------------------------------------------------
function setTitle($title = '') {
if (!isset($this->title) && strlen(trim($title)) > 0) {
$this->title = (string) trim($title);
} // end if
} // end function
//-------------------------------------------------
// Sets $description variable
//-------------------------------------------------
// @desc Sets $description variable
// @param (string) $description
// @return (void)
// @access private
// @see $description
//-------------------------------------------------
function setDescription($description = '') {
if (!isset($this->description) && strlen(trim($description)) > 0) {
$this->description = (string) trim($description);
} // end if
} // end function
//-------------------------------------------------
// Sets $publisher variable
//-------------------------------------------------
// @desc Sets $publisher variable
// @param (string) $publisher
// @return (void)
// @access private
// @see $publisher
//-------------------------------------------------
function setPublisher($publisher = '') {
if (!isset($this->publisher) && strlen(trim($publisher)) > 0) {
$this->publisher = (string) trim($publisher);
} // end if
} // end function
//-------------------------------------------------
// Sets $creator variable
//-------------------------------------------------
// @desc Sets $creator variable
// @param (string) $creator
// @return (void)
// @access private
// @see $creator
//-------------------------------------------------
function setCreator($creator = '') {
if (!isset($this->creator) && strlen(trim($creator)) > 0) {
$this->creator = (string) trim($creator);
} // end if
} // end function
//-------------------------------------------------
// Sets $date variable
//-------------------------------------------------
// @desc Sets $date variable
// @param (string) $date format: 2003-05-29T00:03:07+0200
// @return (void)
// @access private
// @see $date
//-------------------------------------------------
function setDate($date = '') {
if (!isset($this->date) && strlen(trim($date)) > 0) {
$this->date = (string) trim($date);
} // end if
} // end function
//-------------------------------------------------
// Sets $language variable
//-------------------------------------------------
// @desc Sets $language variable
// @param (string) $language
// @return (void)
// @access private
// @see $language
// @uses isValidLanguageCode()
//-------------------------------------------------
function setLanguage($language = '') {
if (!isset($this->language) && $this->isValidLanguageCode($language) === true) {
$this->language = (string) trim($language);
} // end if
} // end function
//-------------------------------------------------
// Sets $rights variable
//-------------------------------------------------
// @desc Sets $rights variable
// @param (string) $rights
// @return (void)
// @access private
// @see $rights
//-------------------------------------------------
function setRights($rights = '') {
if (!isset($this->rights) && strlen(trim($rights)) > 0) {
$this->rights = (string) trim($rights);
} // end if
} // end function
//-------------------------------------------------
// Sets $coverage variable
//-------------------------------------------------
// @desc Sets $coverage variable
// @param (string) $coverage
// @return (void)
// @access private
// @see $coverage
//-------------------------------------------------
function setCoverage($coverage = '') {
if (!isset($this->coverage) && strlen(trim($coverage)) > 0) {
$this->coverage = (string) trim($coverage);
} // end if
} // end function
//-------------------------------------------------
// Sets $contributor variable
//-------------------------------------------------
// @desc Sets $contributor variable
// @param (string) $contributor
// @return (void)
// @access private
// @see $contributor
//-------------------------------------------------
function setContributor($contributor = '') {
if (!isset($this->contributor) && strlen(trim($contributor)) > 0) {
$this->contributor = (string) trim($contributor);
} // end if
} // end function
//-------------------------------------------------
// Sets $image_link variable
//-------------------------------------------------
// @desc Sets $image_link variable
// @param (string) $image_link
// @return (void)
// @access private
// @see $image_link
//-------------------------------------------------
function setImageLink($image_link = '') {
if (!isset($this->image_link) && strlen(trim($image_link)) > 0) {
$this->image_link = (string) trim($image_link);
} // end if
} // end function
//-------------------------------------------------
// Sets $period variable
//-------------------------------------------------
// @desc Sets $period variable
// @param (string) $period 'hourly' | 'daily' | 'weekly' | 'monthly' | 'yearly'
// @return (void)
// @access private
// @see $period
//-------------------------------------------------
function setPeriod($period = '') {
if (!isset($this->period) && strlen(trim($period)) > 0) {
switch ($period) {
case 'hourly':
case 'daily':
case 'weekly':
case 'monthly':
case 'yearly':
$this->period = (string) trim($period);
break;
default:
$this->period = (string) '';
break;
} // end switch
} // end if
} // end function
//-------------------------------------------------
// Sets $frequency variable
//-------------------------------------------------
// @desc Sets $frequency variable
// @param (int) $frequency
// @return (void)
// @access private
// @see $frequency
//-------------------------------------------------
function setFrequency($frequency = '') {
if (!isset($this->frequency) && strlen(trim($frequency)) > 0) {
$this->frequency = (int) $frequency;
} // end if
} // end function
//-------------------------------------------------
// Sets $base variable
//-------------------------------------------------
// @desc Sets $base variable
// @param (string) $base
// @return (void)
// @access private
// @see $base
//-------------------------------------------------
function setBase($base = '') {
if (!isset($this->base) && strlen(trim($base)) > 0) {
$this->base = (string) trim($base);
} // end if
} // end function
//-------------------------------------------------
// Sets $category variable
//-------------------------------------------------
// @desc Sets $category variable
// @param (string) $category
// @return (void)
// @access private
// @see $category
// @since 1.001 - 2003/05/30
//-------------------------------------------------
function setCategory($category = '') {
if (strlen(trim($category)) > 0) {
$this->category = (string) trim($category);
} // end if
} // end function
//-------------------------------------------------
// Sets $cache variable
//-------------------------------------------------
// @desc Sets $cache variable
// @param (int) $cache
// @return (void)
// @access private
// @see $cache
// @since 1.001 - 2003/05/30
//-------------------------------------------------
function setCache($cache = '') {
if (strlen(trim($cache)) > 0) {
$this->cache = (int) $cache;
} // end if
} // end function
//-------------------------------------------------
// Returns $encoding variable
//-------------------------------------------------
// @desc Returns $encoding variable
// @return (string) $encoding
// @access public
// @see $image_link
//-------------------------------------------------
function getEncoding() {
return (string) $this->encoding;
} // end function
//-------------------------------------------------
// Returns $about variable
//-------------------------------------------------
// @desc Returns $about variable
// @return (string) $about
// @access public
// @see $about
//-------------------------------------------------
function getAbout() {
return (string) $this->about;
} // end function
//-------------------------------------------------
// Returns $title variable
//-------------------------------------------------
// @desc Returns $title variable
// @return (string) $title
// @access public
// @see $title
//-------------------------------------------------
function getTitle() {
return (string) $this->title;
} // end function
//-------------------------------------------------
// Returns $description variable
//-------------------------------------------------
// @desc Returns $description variable
// @return (string) $description
// @access public
// @see $description
//-------------------------------------------------
function getDescription() {
return (string) $this->description;
} // end function
//-------------------------------------------------
// Returns $publisher variable
//-------------------------------------------------
// @desc Returns $publisher variable
// @return (string) $publisher
// @access public
// @see $publisher
//-------------------------------------------------
function getPublisher() {
return (string) $this->publisher;
} // end function
//-------------------------------------------------
// Returns $creator variable
//-------------------------------------------------
// @desc Returns $creator variable
// @return (string) $creator
// @access public
// @see $creator
//-------------------------------------------------
function getCreator() {
return (string) $this->creator;
} // end function
//-------------------------------------------------
// Returns $date variable
//-------------------------------------------------
// @desc Returns $date variable
// @return (string) $date
// @access public
// @see $date
//-------------------------------------------------
function getDate() {
return (string) $this->date;
} // end function
//-------------------------------------------------
// Returns $language variable
//-------------------------------------------------
// @desc Returns $language variable
// @return (string) $language
// @access public
// @see $language
//-------------------------------------------------
function getLanguage() {
return (string) $this->language;
} // end function
//-------------------------------------------------
// Returns $rights variable
//-------------------------------------------------
// @desc Returns $rights variable
// @return (string) $rights
// @access public
// @see $rights
//-------------------------------------------------
function getRights() {
return (string) $this->rights;
} // end function
//-------------------------------------------------
// Returns $coverage variable
//-------------------------------------------------
// @desc Returns $coverage variable
// @return (string) $coverage
// @access public
// @see $coverage
//-------------------------------------------------
function getCoverage() {
return (string) $this->coverage;
} // end function
//-------------------------------------------------
// Returns $contributor variable
//-------------------------------------------------
// @desc Returns $contributor variable
// @return (string) $contributor
// @access public
// @see $contributor
//-------------------------------------------------
function getContributor() {
return (string) $this->contributor;
} // end function
//-------------------------------------------------
// Returns $image_link variable
//-------------------------------------------------
// @desc Returns $image_link variable
// @return (string) $image_link
// @access public
// @see $image_link
//-------------------------------------------------
function getImageLink() {
return (string) $this->image_link;
} // end function
//-------------------------------------------------
// Returns $period variable
//-------------------------------------------------
// @desc Returns $period variable
// @return (string) $period
// @access public
// @see $period
//-------------------------------------------------
function getPeriod() {
return (string) $this->period;
} // end function
//-------------------------------------------------
// Returns $frequency variable
//-------------------------------------------------
// @desc Returns $frequency variable
// @return (string) $frequency
// @access public
// @see $frequency
//-------------------------------------------------
function getFrequency() {
return (int) $this->frequency;
} // end function
//-------------------------------------------------
// Returns $base variable
//-------------------------------------------------
// @desc Returns $base variable
// @return (string) $base
// @access public
// @see $base
//-------------------------------------------------
function getBase() {
return (string) $this->base;
} // end function
//-------------------------------------------------
// Returns $category variable
//-------------------------------------------------
// @desc Returns $category variable
// @return (string) $category
// @access public
// @see $category
// @since 1.001 - 2003/05/30
//-------------------------------------------------
function getCategory() {
return (string) $this->category;
} // end function
//-------------------------------------------------
// Returns $cache variable
//-------------------------------------------------
// @desc Returns $cache variable
// @return (int) $cache
// @access public
// @see $cache
// @since 1.001 - 2003/05/30
//-------------------------------------------------
function getCache() {
return (int) $this->cache;
} // end function
//-------------------------------------------------
// Adds another rss item to the object
//-------------------------------------------------
// @desc Adds another rss item to the object
// @param (string) $about URL
// @param (string) $title
// @param (string) $link URL
// @param (string) $description (optional)
// @param (string) $subject some sort of category (optional dc value - only shows up if DC data has been set before)
// @param (string) $date format: 2003-05-29T00:03:07+0200 (optional dc value - only shows up if DC data has been set before)
// @return (void)
// @access public
// @see $items
// @uses RSSItem
//-------------------------------------------------
function addItem($about = '',
$title = '',
$link = '',
$description = '',
$subject = '',
$date = '',
$author = '',
$comments = '')
{
$item = new RSSItem($about,
$title,
$link,
$description,
$subject,
$date,
$author = '',
$comments = '');
$this->items[] = $item;
} // end function
//-------------------------------------------------
// Deletes a rss item from the array
//-------------------------------------------------
// @desc Deletes a rss item from the array
// @param (int) $id id of the element in the $items array
// @return (boolean) true if item was deleted
// @access public
// @see $items
//-------------------------------------------------
function deleteItem($id = -1) {
if (array_key_exists($id, $this->items)) {
unset($this->items[$id]);
return (boolean) true;
} else {
return (boolean) false;
} // end if
} // end function
//-------------------------------------------------
// Returns an array with all the keys of the $items array
//-------------------------------------------------
// @desc Returns an array with all the keys of the $items array
// @return (array) array with all the keys of the $items array
// @access public
// @see $items
//-------------------------------------------------
function getItemList() {
return (array) array_keys($this->items);
} // end function
//-------------------------------------------------
// Returns the $items array
//-------------------------------------------------
// @desc Returns the $items array
// @return (array) $items
// @access public
//-------------------------------------------------
function getItems() {
return (array) $this->items;
} // end function
//-------------------------------------------------
// Returns a single rss item by ID
//-------------------------------------------------
// @desc Returns a single rss item by ID
// @param (int) $id id of the element in the $items array
// @return (mixed) RSSItem or false
// @access public
// @see RSSItem
//-------------------------------------------------
function getItem($id = -1) {
if (array_key_exists($id, $this->items)) {
return (object) $this->items[$id];
} else {
return (boolean) false;
} // end if
} // end function
//-------------------------------------------------
// creates the output based on the 0.91 rss version
//-------------------------------------------------
// @desc creates the output based on the 0.91 rss version
// @return (void)
// @access private
// @see $output
//-------------------------------------------------
function createOutputV090() {
// not implemented
$this->createOutputV100();
} // end function
//-------------------------------------------------
// creates the output based on the 0.91 rss version
//-------------------------------------------------
// @desc creates the output based on the 0.91 rss version
// @return (void)
// @access private
// @see $output
// @since 1.001 - 2003/05/30
//-------------------------------------------------
function createOutputV091() {
$this->output = (string) '<!DOCTYPE rss SYSTEM "http://my.netscape.com/publish/formats/rss-0.91.dtd">' . "\n";
$this->output .= (string) '<rss version="0.91">' . "\n";
$this->output .= (string) '<channel>' . "\n";
if (strlen($this->rights) > 0) {
$this->output .= (string) '<copyright>' . $this->rights . '</copyright>' . "\n";
} // end if
if (strlen($this->date) > 0) {
$this->output .= (string) '<pubDate>' .$this->date . '</pubDate>' . "\n";
$this->output .= (string) '<lastBuildDate>' .$this->date . '</lastBuildDate>' . "\n";
} // end if
if (strlen($this->about) > 0) {
$this->output .= (string) '<docs>' . $this->about . '</docs>' . "\n";
} // end if
if (strlen($this->description) > 0) {
$this->output .= (string) '<description>' . $this->description . '</description>' . "\n";
} // end if
if (strlen($this->about) > 0) {
$this->output .= (string) '<link>' . $this->about . '</link>' . "\n";
} // end if
if (strlen($this->title) > 0) {
$this->output .= (string) '<title>' . $this->title . '</title>' . "\n";
} // end if
if (strlen($this->image_link) > 0) {
$this->output .= (string) '<image>' . "\n";
$this->output .= (string) '<title>' . $this->title . '</title>' . "\n";
$this->output .= (string) '<url>' . $this->image_link . '</url>' . "\n";
$this->output .= (string) '<link>' . $this->about . '</link>' . "\n";
if (strlen($this->description) > 0) {
$this->output .= (string) '<description>' . $this->description . '</description>' . "\n";
} // end if
$this->output .= (string) '</image>' . "\n";
} // end if
if (strlen($this->publisher) > 0) {
$this->output .= (string) '<managingEditor>' . $this->publisher . '</managingEditor>' . "\n";
} // end if
if (strlen($this->creator) > 0) {
$this->output .= (string) '<webMaster>' . $this->creator . '</webMaster>' . "\n";
} // end if
if (strlen($this->language) > 0) {
$this->output .= (string) '<language>' . $this->language . '</language>' . "\n";
} // end if
if (count($this->getItemList()) > 0) {
foreach ($this->getItemList() AS $id) {
$item =& $this->items[$id];
if (strlen($item->getTitle()) > 0 && strlen($item->getLink()) > 0) {
$this->output .= (string) '<item>' . "\n";
$this->output .= (string) '<title>' . $item->getTitle() . '</title>' . "\n";
$this->output .= (string) '<link>' . $item->getLink() . '</link>' . "\n";
if (strlen($item->getDescription()) > 0) {
$this->output .= (string) '<description>' . $item->getDescription() . '</description>' . "\n";
} // end if
$this->output .= (string) '</item>' . "\n";
} // end if
} // end foreach
} // end if
$this->output .= (string) '</channel>' . "\n";
$this->output .= (string) '</rss>' . "\n";
} // end function
//-------------------------------------------------
// creates the output based on the 1.0 rss version
//-------------------------------------------------
// @desc creates the output based on the 1.0 rss version
// @return (void)
// @access private
// @see $output
//-------------------------------------------------
function createOutputV100() {
$this->output = (string) '<rdf:RDF xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" ';
if ($this->use_dc_data === true) {
$this->output .= (string) 'xmlns:dc="http://purl.org/dc/elements/1.1/" ';
} // end if
if ($this->use_sy_data === true) {
$this->output .= (string) 'xmlns:sy="http://purl.org/rss/1.0/modules/syndication/" ';
} // end if
$this->output .= (string) 'xmlns="http://purl.org/rss/1.0/">' . "\n";
if (strlen($this->about) > 0) {
$this->output .= (string) '<channel rdf:about="' . $this->about . '">' . "\n";
} else {
$this->output .= (string) '<channel>' . "\n";
} // end if
if (strlen($this->title) > 0) {
$this->output .= (string) '<title>' . $this->title . '</title>' . "\n";
} // end if
if (strlen($this->about) > 0) {
$this->output .= (string) '<link>' . $this->about . '</link>' . "\n";
} // end if
if (strlen($this->description) > 0) {
$this->output .= (string) '<description>' . $this->description . '</description>' . "\n";
} // end if
// additional dc data
if (strlen($this->publisher) > 0) {
$this->output .= (string) '<dc:publisher>' . $this->publisher . '</dc:publisher>' . "\n";
} // end if
if (strlen($this->creator) > 0) {
$this->output .= (string) '<dc:creator>' . $this->creator . '</dc:creator>' . "\n";
} // end if
if (strlen($this->date) > 0) {
$this->output .= (string) '<dc:date>' .$this->date . '</dc:date>' . "\n";
} // end if
if (strlen($this->language) > 0) {
$this->output .= (string) '<dc:language>' . $this->language . '</dc:language>' . "\n";
} // end if
if (strlen($this->rights) > 0) {
$this->output .= (string) '<dc:rights>' . $this->rights . '</dc:rights>' . "\n";
} // end if
if (strlen($this->coverage) > 0) {
$this->output .= (string) '<dc:coverage>' . $this->coverage . '</dc:coverage>' . "\n";
} // end if
if (strlen($this->contributor) > 0) {
$this->output .= (string) '<dc:contributor>' . $this->contributor . '</dc:contributor>' . "\n";
} // end if
// additional SY data
if (strlen($this->period) > 0) {
$this->output .= (string) '<sy:updatePeriod>' . $this->period . '</sy:updatePeriod>' . "\n";
} // end if
if (strlen($this->frequency) > 0) {
$this->output .= (string) '<sy:updateFrequency>' . $this->frequency . '</sy:updateFrequency>' . "\n";
} // end if
if (strlen($this->base) > 0) {
$this->output .= (string) '<sy:updateBase>' . $this->base . '</sy:updateBase>' . "\n";
} // end if
if (strlen($this->image_link) > 0) {
$this->output .= (string) '<image rdf:resource="' . $this->image_link . '" />' . "\n";
} // end if
if (strlen($this->image_link) > 0) {
$this->output .= (string) '<image rdf:about="' . $this->image_link . '">' . "\n";
$this->output .= (string) '<title>' . $this->title . '</title>' . "\n";
$this->output .= (string) '<url>' . $this->image_link . '</url>' . "\n";
$this->output .= (string) '<link>' . $this->about . '</link>' . "\n";
if (strlen($this->description) > 0) {
$this->output .= (string) '<description>' . $this->description . '</description>' . "\n";
} // end if
$this->output .= (string) '</image>' . "\n";
} // end if
if (count($this->getItemList()) > 0) {
$this->output .= (string) '<items><rdf:Seq>' . "\n";
foreach ($this->getItemList() as $id) {
$item =& $this->items[$id];
if (strlen($item->getAbout()) > 0) {
$this->output .= (string) ' <rdf:li resource="' . $item->getAbout() . '" />' . "\n";
} // end if
} // end foreach
$this->output .= (string) '</rdf:Seq></items>' . "\n";
} // end if
$this->output .= (string) '</channel>' . "\n";
if (count($this->getItemList()) > 0) {
foreach ($this->getItemList() as $id) {
$item =& $this->items[$id];
if (strlen($item->getTitle()) > 0 && strlen($item->getLink()) > 0) {
if (strlen($item->getAbout()) > 0) {
$this->output .= (string) '<item rdf:about="' . $item->getAbout() . '">' . "\n";
} else {
$this->output .= (string) '<item>' . "\n";
} // end if
$this->output .= (string) '<title>' . $item->getTitle() . '</title>' . "\n";
$this->output .= (string) '<link>' . $item->getLink() . '</link>' . "\n";
if (strlen($item->getDescription()) > 0) {
$this->output .= (string) '<description>' . $item->getDescription() . '</description>' . "\n";
} // end if
if ($this->use_dc_data === true && strlen($item->getSubject()) > 0) {
$this->output .= (string) '<dc:subject>' . $item->getSubject() . '</dc:subject>' . "\n";
} // end if
if ($this->use_dc_data === true && strlen($item->getDate()) > 0) {
$this->output .= (string) '<dc:date>' . $item->getDate() . '</dc:date>' . "\n";
} // end if
$this->output .= (string) '</item>' . "\n";
} // end if
} // end foreach
} // end if
$this->output .= (string) '</rdf:RDF>';
} // end function
//-------------------------------------------------
// creates the output based on the 2.0 rss draft
//-------------------------------------------------
// @desc creates the output based on the 0.91 rss draft
// @return (void)
// @access private
// @see $output
// @since 1.001 - 2003/05/30
//-------------------------------------------------
function createOutputV200() {
// not implemented
$this->createOutputV100();
//---------------------
$this->output = (string) '<rss version="2.0">' . "\n";
$this->output .= (string) '<channel>' . "\n";
if (strlen($this->rights) > 0) {
$this->output .= (string) '<copyright>' . $this->rights . '</copyright>' . "\n";
} // end if
if (strlen($this->date) > 0) {
$this->output .= (string) '<pubDate>' .$this->date . '</pubDate>' . "\n";
//xuanyan 2007.5.8 edit
//$this->output .= (string) '<lastBuildDate>' .$this->date . '</lastBuildDate>' . "\n";
} // end if
if (strlen($this->about) > 0) {
$this->output .= (string) '<docs>' . $this->about . '</docs>' . "\n";
} // end if
if (strlen($this->description) > 0) {
$this->output .= (string) '<description>' . $this->description . '</description>' . "\n";
} // end if
if (strlen($this->about) > 0) {
$this->output .= (string) '<link>' . $this->about . '</link>' . "\n";
} // end if
if (strlen($this->title) > 0) {
$this->output .= (string) '<title>' . $this->title . '</title>' . "\n";
} // end if
if (strlen($this->image_link) > 0) {
$this->output .= (string) '<image>' . "\n";
$this->output .= (string) '<title>' . $this->title . '</title>' . "\n";
$this->output .= (string) '<url>' . $this->image_link . '</url>' . "\n";
$this->output .= (string) '<link>' . $this->about . '</link>' . "\n";
if (strlen($this->description) > 0) {
$this->output .= (string) '<description>' . $this->description . '</description>' . "\n";
} // end if
$this->output .= (string) '</image>' . "\n";
} // end if
if (strlen($this->publisher) > 0) {
$this->output .= (string) '<managingEditor>' . $this->publisher . '</managingEditor>' . "\n";
} // end if
if (strlen($this->creator) > 0) {
//xuanyan 2007.5.8 edit
//$this->output .= (string) '<webMaster>' . $this->creator . '</webMaster>' . "\n";
$this->output .= (string) '<generator>' . $this->creator . '</generator>' . "\n";
} // end if
if (strlen($this->language) > 0) {
$this->output .= (string) '<language>' . $this->language . '</language>' . "\n";
} // end if
if (strlen($this->category) > 0) {
$this->output .= (string) '<category>' . $this->category . '</category>' . "\n";
} // end if
if (strlen($this->cache) > 0) {
$this->output .= (string) '<ttl>' . $this->cache . '</ttl>' . "\n";
} // end if
if (count($this->getItemList()) > 0) {
foreach ($this->getItemList() as $id) {
$item =& $this->items[$id];
if (strlen($item->getTitle()) > 0 && strlen($item->getLink()) > 0) {
$this->output .= (string) '<item>' . "\n";
$this->output .= (string) '<title>' . $item->getTitle() . '</title>' . "\n";
$this->output .= (string) '<link>' . $item->getLink() . '</link>' . "\n";
if (strlen($item->getDescription()) > 0) {
$this->output .= (string) '<description>' . $item->getDescription() . '</description>' . "\n";
} // end if
if ($this->use_dc_data === true && strlen($item->getSubject()) > 0) {
$this->output .= (string) '<category>' . $item->getSubject() . '</category>' . "\n";
} // end if
if ($this->use_dc_data === true && strlen($item->getDate()) > 0) {
$this->output .= (string) '<pubDate>' . $item->getDate() . '</pubDate>' . "\n";
} // end if
if (strlen($item->getAbout()) > 0) {
$this->output .= (string) '<guid>' . $item->getAbout() . '</guid>' . "\n";
} // end if
if (strlen($item->getAuthor()) > 0) {
$this->output .= (string) '<author>' . $item->getAuthor() . '</author>' . "\n";
} // end if
if (strlen($item->getComments()) > 0) {
$this->output .= (string) '<comments>' . $item->getComments() . '</comments>' . "\n";
} // end if
$this->output .= (string) '</item>' . "\n";
} // end if
} // end foreach
} // end if
$this->output .= (string) '</channel>' . "\n";
$this->output .= (string) '</rss>' . "\n";
} // end function
//-------------------------------------------------
// creates the output
//-------------------------------------------------
// @desc creates the output
// @return (void)
// @access private
// @uses createOutputV100()
//-------------------------------------------------
function createOutput($version = '') {
if (strlen(trim($version)) === 0) {
$version = (string) '1.0';
} // end if
switch ($version) {
case '0.9':
$this->createOutputV090();
break;
case '0.91':
$this->createOutputV091();
break;
case '2.00':
$this->createOutputV200();
break;
case '1.0':
default:
$this->createOutputV100();
break;
} // end switch
} // end function
//-------------------------------------------------
// echos the output
//-------------------------------------------------
// use this function if you want to directly output the rss stream
//-------------------------------------------------
// @desc echos the output
// @return (void)
// @access public
// @uses createOutput()
//-------------------------------------------------
function outputRSS($version = '') {
if (!isset($this->output)) {
$this->createOutput($version);
} // end if
// header('Content-Disposition: inline; filename=rss_' . str_replace(' ', '', $this->title) . '.xml');
$this->output = '<' . '?xml version="1.0" encoding="' . $this->encoding . '"?' .'>' . "\n" .
移除垃圾
2023-06-27 19:45:01 +00:00
'<!-- RSS generated [' . date('Y-m-d H:i:s') .'] -->' . "\n" . $this->output;
init
2022-11-14 17:31:15 +00:00
echo $this->output;
} // end function
//-------------------------------------------------
// returns the output
//-------------------------------------------------
// use this function if you want to have the output stream as a string (for example to write it in a cache file)
//-------------------------------------------------
// @desc returns the output
// @return (void)
// @access public
// @uses createOutput()
//-------------------------------------------------
function getRSSOutput($version = '') {
if (!isset($this->output)) {
$this->createOutput($version);
} // end if
return (string) '<' . '?xml version="1.0" encoding="' . $this->encoding . '"?' . '>' . "\n" .
'<!-- RSS generated by ' .APP_NAME. ' ' .APP_VERSION. ' [' . date('Y-m-d H:i:s') .'] --> ' . "\n" . $this->output;
} // end function
} // end class RSSBuilder
//---------------------------------------------------------------------------
/*-----------------------------------------------------------------------*/
// single rss item object
//-------------------------------------------------
// Tested with WAMP (XP-SP1/1.3.24/4.0.12/4.3.0)
// Last change: 2003-05-30
//-------------------------------------------------
// @desc single rss item object
// @access private
// @author Michael Wimmer <flaimo@gmx.net>
// @copyright Michael Wimmer
// @link http://www.flaimo.com/
// @package RSSBuilder
// @category FLP
// @version 1.001
/*-----------------------------------------------------------------------*/
class RSSItem extends RSSBase
{
/*-----------------------------------------------------------------------*/
/* V A R I A B L E S */
/*-----------------------------------------------------------------------*/
//-------------------------------------------------
// URL
//-------------------------------------------------
// @desc URL
// @var string
// @access private
//-------------------------------------------------
var $about;
//-------------------------------------------------
// headline
//-------------------------------------------------
// @desc headline
// @var string
// @access private
//-------------------------------------------------
var $title;
//-------------------------------------------------
// URL to the full item
//-------------------------------------------------
// @desc URL to the full item
// @var string
// @access private
//-------------------------------------------------
var $link;
//-------------------------------------------------
// optional description
//-------------------------------------------------
// @desc optional description
// @var string
// @access private
//-------------------------------------------------
var $description;
//-------------------------------------------------
// optional subject (category)
//-------------------------------------------------
// @desc optional subject (category)
// @var string
// @access private
//-------------------------------------------------
var $subject;
//-------------------------------------------------
// optional date
//-------------------------------------------------
// @desc optional date
// @var string
// @access private
//-------------------------------------------------
var $date;
//-------------------------------------------------
// author of item
//-------------------------------------------------
// @desc author of item
// @var string
// @access private
// @since 1.001 - 2003/05/30
//-------------------------------------------------
var $author;
//-------------------------------------------------
// url to comments page (rss 2.0)
//-------------------------------------------------
// @desc url to comments page (rss 2.0)
// @var string
// @access private
// @since 1.001 - 2003/05/30
//-------------------------------------------------
var $comments;
/*-----------------------*/
/* C O N S T R U C T O R */
/*-----------------------*/
//-------------------------------------------------
// Constructor
//-------------------------------------------------
// @desc Constructor
// @param (string) $about URL
// @param (string) $title
// @param (string) $link URL
// @param (string) $description (optional)
// @param (string) $subject some sort of category (optional)
// @param (string) $date format: 2003-05-29T00:03:07+0200 (optional)
// @return (void)
// @uses setAbout(), setTitle(), setLink(), setDescription(), setSubject(), setDate(), setAuthor(), setComments()
// @access private
//-------------------------------------------------
function RSSItem($about = '',
$title = '',
$link = '',
$description = '',
$subject = '',
$date = '',
$author = '',
$comments = '') {
$this->setAbout($about);
$this->setTitle($title);
$this->setLink($link);
$this->setDescription($description);
$this->setSubject($subject);
$this->setDate($date);
$this->setAuthor($author);
$this->setComments($comments);
} // end constructor
//-------------------------------------------------
// Sets $about variable
//-------------------------------------------------
// @desc Sets $about variable
// @param (string) $about
// @return (void)
// @access private
// @see $about
//-------------------------------------------------
function setAbout($about = '') {
if (!isset($this->about) && strlen(trim($about)) > 0) {
$this->about = (string) trim($about);
} // end if
} // end function
//-------------------------------------------------
// Sets $title variable
//-------------------------------------------------
// @desc Sets $title variable
// @param (string) $title
// @return (void)
// @access private
// @see $title
//-------------------------------------------------
function setTitle($title = '') {
if (!isset($this->title) && strlen(trim($title)) > 0) {
$this->title = (string) trim($title);
} // end if
} // end function
//-------------------------------------------------
// Sets $link variable
//-------------------------------------------------
// @desc Sets $link variable
// @param (string) $link
// @return (void)
// @access private
// @see $link
//-------------------------------------------------
function setLink($link = '') {
if (!isset($this->link) && strlen(trim($link)) > 0) {
$this->link = (string) trim($link);
} // end if
} // end function
//-------------------------------------------------
// Sets $description variable
//-------------------------------------------------
// @desc Sets $description variable
// @param (string) $description
// @return (void)
// @access private
// @see $description
//-------------------------------------------------
function setDescription($description = '') {
if (!isset($this->description) && strlen(trim($description)) > 0) {
$this->description = (string) trim($description);
} // end if
} // end function
//-------------------------------------------------
// Sets $subject variable
//-------------------------------------------------
// @desc Sets $subject variable
// @param (string) $subject
// @return (void)
// @access private
// @see $subject
//-------------------------------------------------
function setSubject($subject = '') {
if (!isset($this->subject) && strlen(trim($subject)) > 0) {
$this->subject = (string) trim($subject);
} // end if
} // end function
//-------------------------------------------------
// Sets $date variable
//-------------------------------------------------
// @desc Sets $date variable
// @param (string) $date
// @return (void)
// @access private
// @see $date
//-------------------------------------------------
function setDate($date = '') {
if (!isset($this->date) && strlen(trim($date)) > 0) {
$this->date = (string) trim($date);
} // end if
} // end function
//-------------------------------------------------
// Sets $author variable
//-------------------------------------------------
// @desc Sets $author variable
// @param (string) $author
// @return (void)
// @access private
// @see $author
// @since 1.001 - 2003/05/30
//-------------------------------------------------
function setAuthor($author = '') {
if (!isset($this->author) && strlen(trim($author)) > 0) {
$this->author = (string) trim($author);
} // end if
} // end function
//-------------------------------------------------
// Sets $comments variable
//-------------------------------------------------
// @desc Sets $comments variable
// @param (string) $comments
// @return (void)
// @access private
// @see $comments
// @since 1.001 - 2003/05/30
//-------------------------------------------------
function setComments($comments = '') {
if (!isset($this->comments) && strlen(trim($comments)) > 0) {
$this->comments = (string) trim($comments);
} // end if
} // end function
//-------------------------------------------------
// Returns $about variable
//-------------------------------------------------
// @desc Returns $about variable
// @return (string) $about
// @access public
// @see $about
//-------------------------------------------------
function getAbout() {
return (string) $this->about;
} // end function
//-------------------------------------------------
// Returns $title variable
//-------------------------------------------------
// @desc Returns $title variable
// @return (string) $title
// @access public
// @see $title
//-------------------------------------------------
function getTitle() {
return (string) $this->title;
} // end function
//-------------------------------------------------
// Returns $link variable
//-------------------------------------------------
// @desc Returns $link variable
// @return (string) $link
// @access public
// @see $link
//-------------------------------------------------
function getLink() {
return (string) $this->link;
} // end function
//-------------------------------------------------
// Returns $description variable
//-------------------------------------------------
// @desc Returns $description variable
// @return (string) $description
// @access public
// @see $description
//-------------------------------------------------
function getDescription() {
return (string) $this->description;
} // end function
//-------------------------------------------------
// Returns $subject variable
//-------------------------------------------------
// @desc Returns $subject variable
// @return (string) $subject
// @access public
// @see $subject
//-------------------------------------------------
function getSubject() {
return (string) $this->subject;
} // end function
//-------------------------------------------------
// Returns $date variable
//-------------------------------------------------
// @desc Returns $date variable
// @return (string) $date
// @access public
// @see $date
//-------------------------------------------------
function getDate() {
return (string) $this->date;
} // end function
//-------------------------------------------------
// Returns $author variable
//-------------------------------------------------
// @desc Returns $author variable
// @return (string) $author
// @access public
// @see $author
// @since 1.001 - 2003/05/30
//-------------------------------------------------
function getAuthor() {
return (string) $this->author;
} // end function
//-------------------------------------------------
// Returns $comments variable
//-------------------------------------------------
// @desc Returns $comments variable
// @return (string) $comments
// @access public
// @see $comments
// @since 1.001 - 2003/05/30
//-------------------------------------------------
function getComments() {
return (string) $this->comments;
} // end function
} // end class RSSItem
init
2022-11-14 15:49:28 +00:00
?>
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