MediaWiki 1.30.2

[autoinstallsdev/mediawiki.git] / includes / ChangesFeed.php

diff --git a/includes/ChangesFeed.php b/includes/ChangesFeed.php
deleted file mode 100644 (file)
index f3c3e42..0000000
--- a/includes/ChangesFeed.php
+++ /dev/null
@@ -1,130 +0,0 @@
-<?php
-
-class ChangesFeed {
-
-       public $format, $type, $titleMsg, $descMsg;
-
-       public function __construct( $format, $type ) {
-               $this->format = $format;
-               $this->type = $type;
-       }
-
-       public function getFeedObject( $title, $description ) {
-               global $wgSitename, $wgContLanguageCode, $wgFeedClasses, $wgTitle;
-               $feedTitle = "$wgSitename  - {$title} [$wgContLanguageCode]";
-               if( !isset($wgFeedClasses[$this->format] ) )
-                       return false;
-               return new $wgFeedClasses[$this->format](
-                       $feedTitle, htmlspecialchars( $description ), $wgTitle->getFullUrl() );
-       }
-
-       public function execute( $feed, $rows, $limit = 0 , $hideminor = false, $lastmod = false ) {
-               global $messageMemc, $wgFeedCacheTimeout;
-               global $wgFeedClasses, $wgSitename, $wgContLanguageCode;
-
-               if ( !FeedUtils::checkFeedOutput( $this->format ) ) {
-                       return;
-               }
-
-               $timekey = wfMemcKey( $this->type, $this->format, 'timestamp' );
-               $key = wfMemcKey( $this->type, $this->format, 'limit', $limit, 'minor', $hideminor );
-
-               FeedUtils::checkPurge($timekey, $key);
-
-               /*
-               * Bumping around loading up diffs can be pretty slow, so where
-               * possible we want to cache the feed output so the next visitor
-               * gets it quick too.
-               */
-               $cachedFeed = $this->loadFromCache( $lastmod, $timekey, $key );
-               if( is_string( $cachedFeed ) ) {
-                       wfDebug( "RC: Outputting cached feed\n" );
-                       $feed->httpHeaders();
-                       echo $cachedFeed;
-               } else {
-                       wfDebug( "RC: rendering new feed and caching it\n" );
-                       ob_start();
-                       self::generateFeed( $rows, $feed );
-                       $cachedFeed = ob_get_contents();
-                       ob_end_flush();
-                       $this->saveToCache( $cachedFeed, $timekey, $key );
-               }
-               return true;
-       }
-
-       public function saveToCache( $feed, $timekey, $key ) {
-               global $messageMemc;
-               $expire = 3600 * 24; # One day
-               $messageMemc->set( $key, $feed );
-               $messageMemc->set( $timekey, wfTimestamp( TS_MW ), $expire );
-       }
-
-       public function loadFromCache( $lastmod, $timekey, $key ) {
-               global $wgFeedCacheTimeout, $messageMemc;
-               $feedLastmod = $messageMemc->get( $timekey );
-
-               if( ( $wgFeedCacheTimeout > 0 ) && $feedLastmod ) {
-                       /*
-                       * If the cached feed was rendered very recently, we may
-                       * go ahead and use it even if there have been edits made
-                       * since it was rendered. This keeps a swarm of requests
-                       * from being too bad on a super-frequently edited wiki.
-                       */
-
-                       $feedAge = time() - wfTimestamp( TS_UNIX, $feedLastmod );
-                       $feedLastmodUnix = wfTimestamp( TS_UNIX, $feedLastmod );
-                       $lastmodUnix = wfTimestamp( TS_UNIX, $lastmod );
-
-                       if( $feedAge < $wgFeedCacheTimeout || $feedLastmodUnix > $lastmodUnix) {
-                               wfDebug( "RC: loading feed from cache ($key; $feedLastmod; $lastmod)...\n" );
-                               return $messageMemc->get( $key );
-                       } else {
-                               wfDebug( "RC: cached feed timestamp check failed ($feedLastmod; $lastmod)\n" );
-                       }
-               }
-               return false;
-       }
-
-       /**
-       * Generate the feed items given a row from the database.
-       * @param $rows Database resource with recentchanges rows
-       * @param $feed Feed object
-       */
-       public static function generateFeed( $rows, &$feed ) {
-               wfProfileIn( __METHOD__ );
-
-               $feed->outHeader();
-
-               # Merge adjacent edits by one user
-               $sorted = array();
-               $n = 0;
-               foreach( $rows as $obj ) {
-                       if( $n > 0 &&
-                               $obj->rc_namespace >= 0 &&
-                               $obj->rc_cur_id == $sorted[$n-1]->rc_cur_id &&
-                               $obj->rc_user_text == $sorted[$n-1]->rc_user_text ) {
-                               $sorted[$n-1]->rc_last_oldid = $obj->rc_last_oldid;
-                       } else {
-                               $sorted[$n] = $obj;
-                               $n++;
-                       }
-               }
-
-               foreach( $sorted as $obj ) {
-                       $title = Title::makeTitle( $obj->rc_namespace, $obj->rc_title );
-                       $talkpage = $title->getTalkPage();
-                       $item = new FeedItem(
-                               $title->getPrefixedText(),
-                               FeedUtils::formatDiff( $obj ),
-                               $title->getFullURL( 'diff=' . $obj->rc_this_oldid . '&oldid=prev' ),
-                               $obj->rc_timestamp,
-                               ($obj->rc_deleted & Revision::DELETED_USER) ? wfMsgHtml('rev-deleted-user') : $obj->rc_user_text,
-                               $talkpage->getFullURL()
-                               );
-                       $feed->outItem( $item );
-               }
-               $feed->outFooter();
-               wfProfileOut( __METHOD__ );
-       }
-
-}
\ No newline at end of file