includes/Feed.php

   1 <?php
   2
   3 $wgFeedClasses = array(
   4         "rss" => "RSSFeed",
   5         # "atom" => "AtomFeed",
   6         );
   7
   8 class FeedItem {
   9         var $Title = "Wiki";
  10         var $Description = "";
  11         var $Url = "";
  12         var $Date = "";
  13
  14         function FeedItem( $Title, $Description, $Url, $Date = "" ) {
  15                 $this->Title = $Title;
  16                 $this->Description = $Description;
  17                 $this->Url = $Url;
  18                 $this->Date = $Date;
  19         }
  20
  21         /* Static... */
  22         function xmlEncode( $string ) {
  23                 global $wgInputEncoding, $wgLang;
  24                 $string = str_replace( "\r\n", "\n", $string );
  25                 if( strcasecmp( $wgInputEncoding, "utf-8" ) != 0 ) {
  26                         $string = $wgLang->iconv( $wgInputEncoding, "utf-8" );
  27                 }
  28                 return htmlspecialchars( $string );
  29         }
  30         function getTitle() {
  31                 return $this->xmlEncode( $this->Title );
  32         }
  33         function getUrl() {
  34                 return $this->xmlEncode( $this->Url );
  35         }
  36         function getDescription() {
  37                 return $this->xmlEncode( $this->Description );
  38         }
  39         function getLanguage() {
  40                 global $wgLanguageCode;
  41                 return $wgLanguageCode;
  42         }
  43         function getDate() {
  44                 return $this->Date;
  45         }
  46 }
  47
  48 class ChannelFeed extends FeedItem {
  49         /* Abstract functions, override! */
  50         function outHeader() {
  51                 # print "<feed>";
  52         }
  53         function outItem( $item ) {
  54                 # print "<item>...</item>";
  55         }
  56         function outFooter() {
  57                 # print "</feed>";
  58         }
  59 }
  60
  61 class RSSFeed extends ChannelFeed {
  62         function formatTime( $ts ) {
  63                 return gmdate( "D, d M Y H:i:s T", wfTimestamp2Unix( $ts ) );
  64         }
  65
  66         function outHeader() {
  67                 global $wgVersion;
  68
  69                 print '<' . '?xml version="1.0" encoding="utf-8"?' . ">\n";
  70                 ?><rss version="2.0">
  71         <channel>
  72                 <title><?php print $this->getTitle() ?></title>
  73                 <link><?php print $this->getUrl() ?></link>
  74                 <description><?php print $this->getDescription() ?></description>
  75                 <language><?php print $this->getLanguage() ?></language>
  76                 <generator>MediaWiki <?php print $wgVersion ?></generator>
  77                 <lastBuildDate><?php print $this->formatTime( wfTimestampNow() ) ?></lastBuildDate>
  78 <?php
  79         }
  80
  81         function outItem( $item ) {
  82         ?>
  83                 <item>
  84                         <title><?php print $item->getTitle() ?></title>
  85                         <link><?php print $item->getUrl() ?></link>
  86                         <description><?php print $item->getDescription() ?></description>
  87                         <?php if( $item->getDate() ) { ?><pubDate><?php print $this->formatTime( $item->getDate() ) ?></pubDate><?php } ?>
  88
  89                 </item>
  90 <?php
  91         }
  92
  93         function outFooter() {
  94         ?>
  95         </channel>
  96 </rss><?php
  97         }
  98 }
  99
 100 ?>