getVal( 'feed' ); /* Checkbox values can't be true by default, because * we cannot differentiate between unset and not set at all */ $defaults = array( /* int */ 'days' => $wgUser->getDefaultOption('rcdays'), /* int */ 'limit' => $wgUser->getDefaultOption('rclimit'), /* bool */ 'hideminor' => false, /* bool */ 'hidebots' => true, /* bool */ 'hideanons' => false, /* bool */ 'hideliu' => false, /* bool */ 'hidepatrolled' => false, /* bool */ 'hidemyself' => false, /* text */ 'from' => '', /* text */ 'namespace' => null, /* bool */ 'invert' => false, /* bool */ 'categories_any' => false, ); extract($defaults); $days = $wgUser->getOption( 'rcdays', $defaults['days']); $days = $wgRequest->getInt( 'days', $days ); $limit = $wgUser->getOption( 'rclimit', $defaults['limit'] ); # list( $limit, $offset ) = wfCheckLimits( 100, 'rclimit' ); $limit = $wgRequest->getInt( 'limit', $limit ); /* order of selection: url > preferences > default */ $hideminor = $wgRequest->getBool( 'hideminor', $wgUser->getOption( 'hideminor') ? true : $defaults['hideminor'] ); # As a feed, use limited settings only if( $feedFormat ) { global $wgFeedLimit; if( $limit > $wgFeedLimit ) { $limit = $wgFeedLimit; } } else { $namespace = $wgRequest->getIntOrNull( 'namespace' ); $invert = $wgRequest->getBool( 'invert', $defaults['invert'] ); $hidebots = $wgRequest->getBool( 'hidebots', $defaults['hidebots'] ); $hideanons = $wgRequest->getBool( 'hideanons', $defaults['hideanons'] ); $hideliu = $wgRequest->getBool( 'hideliu', $defaults['hideliu'] ); $hidepatrolled = $wgRequest->getBool( 'hidepatrolled', $defaults['hidepatrolled'] ); $hidemyself = $wgRequest->getBool ( 'hidemyself', $defaults['hidemyself'] ); $from = $wgRequest->getVal( 'from', $defaults['from'] ); # Get query parameters from path if( $par ) { $bits = preg_split( '/\s*,\s*/', trim( $par ) ); foreach ( $bits as $bit ) { if ( 'hidebots' == $bit ) $hidebots = 1; if ( 'bots' == $bit ) $hidebots = 0; if ( 'hideminor' == $bit ) $hideminor = 1; if ( 'minor' == $bit ) $hideminor = 0; if ( 'hideliu' == $bit ) $hideliu = 1; if ( 'hidepatrolled' == $bit ) $hidepatrolled = 1; if ( 'hideanons' == $bit ) $hideanons = 1; if ( 'hidemyself' == $bit ) $hidemyself = 1; if ( is_numeric( $bit ) ) { $limit = $bit; } $m = array(); if ( preg_match( '/^limit=(\d+)$/', $bit, $m ) ) { $limit = $m[1]; } if ( preg_match( '/^days=(\d+)$/', $bit, $m ) ) { $days = $m[1]; } } } } if ( $limit < 0 || $limit > 5000 ) $limit = $defaults['limit']; # Database connection and caching $dbr = wfGetDB( DB_SLAVE ); list( $recentchanges, $watchlist ) = $dbr->tableNamesN( 'recentchanges', 'watchlist' ); $cutoff_unixtime = time() - ( $days * 86400 ); $cutoff_unixtime = $cutoff_unixtime - ($cutoff_unixtime % 86400); $cutoff = $dbr->timestamp( $cutoff_unixtime ); if(preg_match('/^[0-9]{14}$/', $from) and $from > wfTimestamp(TS_MW,$cutoff)) { $cutoff = $dbr->timestamp($from); } else { $from = $defaults['from']; } # 10 seconds server-side caching max $wgOut->setSquidMaxage( 10 ); # Get last modified date, for client caching # Don't use this if we are using the patrol feature, patrol changes don't update the timestamp $lastmod = $dbr->selectField( 'recentchanges', 'MAX(rc_timestamp)', false, $fname ); if ( $feedFormat || !$wgUseRCPatrol ) { if( $lastmod && $wgOut->checkLastModified( $lastmod ) ){ # Client cache fresh and headers sent, nothing more to do. return; } } # It makes no sense to hide both anons and logged-in users # Where this occurs, force anons to be shown if( $hideanons && $hideliu ) $hideanons = false; # Form WHERE fragments for all the options $hidem = $hideminor ? 'AND rc_minor = 0' : ''; $hidem .= $hidebots ? ' AND rc_bot = 0' : ''; $hidem .= $hideliu ? ' AND rc_user = 0' : ''; $hidem .= ( $wgUseRCPatrol && $hidepatrolled ) ? ' AND rc_patrolled = 0' : ''; $hidem .= $hideanons ? ' AND rc_user != 0' : ''; if( $hidemyself ) { if( $wgUser->getID() ) { $hidem .= ' AND rc_user != ' . $wgUser->getID(); } else { $hidem .= ' AND rc_user_text != ' . $dbr->addQuotes( $wgUser->getName() ); } } # Namespace filtering $hidem .= is_null( $namespace ) ? '' : ' AND rc_namespace' . ($invert ? '!=' : '=') . $namespace; // This is the big thing! $uid = $wgUser->getID(); // Perform query $forceclause = $dbr->useIndexClause("rc_timestamp"); $sql2 = "SELECT * FROM $recentchanges $forceclause". ($uid ? "LEFT OUTER JOIN $watchlist ON wl_user={$uid} AND wl_title=rc_title AND wl_namespace=rc_namespace " : "") . "WHERE rc_timestamp >= '{$cutoff}' {$hidem} " . "ORDER BY rc_timestamp DESC"; $sql2 = $dbr->limitResult($sql2, $limit, 0); $res = $dbr->query( $sql2, $fname ); // Fetch results, prepare a batch link existence check query $rows = array(); $batch = new LinkBatch; while( $row = $dbr->fetchObject( $res ) ){ $rows[] = $row; if ( !$feedFormat ) { // User page link $title = Title::makeTitleSafe( NS_USER, $row->rc_user_text ); $batch->addObj( $title ); // User talk $title = Title::makeTitleSafe( NS_USER_TALK, $row->rc_user_text ); $batch->addObj( $title ); } } $dbr->freeResult( $res ); if( $feedFormat ) { rcOutputFeed( $rows, $feedFormat, $limit, $hideminor, $lastmod ); } else { # Web output... // Run existence checks $batch->execute(); $any = $wgRequest->getBool( 'categories_any', $defaults['categories_any']); // Output header if ( !$specialPage->including() ) { $wgOut->addWikiText( wfMsgForContentNoTrans( "recentchangestext" ) ); // Dump everything here $nondefaults = array(); wfAppendToArrayIfNotDefault( 'days', $days, $defaults, $nondefaults); wfAppendToArrayIfNotDefault( 'limit', $limit , $defaults, $nondefaults); wfAppendToArrayIfNotDefault( 'hideminor', $hideminor, $defaults, $nondefaults); wfAppendToArrayIfNotDefault( 'hidebots', $hidebots, $defaults, $nondefaults); wfAppendToArrayIfNotDefault( 'hideanons', $hideanons, $defaults, $nondefaults ); wfAppendToArrayIfNotDefault( 'hideliu', $hideliu, $defaults, $nondefaults); wfAppendToArrayIfNotDefault( 'hidepatrolled', $hidepatrolled, $defaults, $nondefaults); wfAppendToArrayIfNotDefault( 'hidemyself', $hidemyself, $defaults, $nondefaults); wfAppendToArrayIfNotDefault( 'from', $from, $defaults, $nondefaults); wfAppendToArrayIfNotDefault( 'namespace', $namespace, $defaults, $nondefaults); wfAppendToArrayIfNotDefault( 'invert', $invert, $defaults, $nondefaults); wfAppendToArrayIfNotDefault( 'categories_any', $any, $defaults, $nondefaults); // Add end of the texts $wgOut->addHTML( '
' . rcOptionsPanel( $defaults, $nondefaults ) . "\n" ); $wgOut->addHTML( rcNamespaceForm( $namespace, $invert, $nondefaults, $any ) . '
'."\n"); } // And now for the content $wgOut->setSyndicated( true ); $list = ChangesList::newFromUser( $wgUser ); if ( $wgAllowCategorizedRecentChanges ) { $categories = trim ( $wgRequest->getVal ( 'categories' , "" ) ) ; $categories = str_replace ( "|" , "\n" , $categories ) ; $categories = explode ( "\n" , $categories ) ; rcFilterByCategories ( $rows , $categories , $any ) ; } $s = $list->beginRecentChangesList(); $counter = 1; foreach( $rows as $obj ){ if( $limit == 0) { break; } if ( ! ( $hideminor && $obj->rc_minor ) && ! ( $hidepatrolled && $obj->rc_patrolled ) ) { $rc = RecentChange::newFromRow( $obj ); $rc->counter = $counter++; if ($wgShowUpdatedMarker && !empty( $obj->wl_notificationtimestamp ) && ($obj->rc_timestamp >= $obj->wl_notificationtimestamp)) { $rc->notificationtimestamp = true; } else { $rc->notificationtimestamp = false; } if ($wgRCShowWatchingUsers && $wgUser->getOption( 'shownumberswatching' )) { $sql3 = "SELECT COUNT(*) AS n FROM $watchlist WHERE wl_title='" . $dbr->strencode($obj->rc_title) ."' AND wl_namespace=$obj->rc_namespace" ; $res3 = $dbr->query( $sql3, 'wfSpecialRecentChanges'); $x = $dbr->fetchObject( $res3 ); $rc->numberofWatchingusers = $x->n; } else { $rc->numberofWatchingusers = 0; } $s .= $list->recentChangesLine( $rc, !empty( $obj->wl_user ) ); --$limit; } } $s .= $list->endRecentChangesList(); $wgOut->addHTML( $s ); } } function rcFilterByCategories ( &$rows , $categories , $any ) { require_once ( 'Categoryfinder.php' ) ; # Filter categories $cats = array () ; foreach ( $categories AS $cat ) { $cat = trim ( $cat ) ; if ( $cat == "" ) continue ; $cats[] = $cat ; } # Filter articles $articles = array () ; $a2r = array () ; foreach ( $rows AS $k => $r ) { $nt = Title::newFromText ( $r->rc_title , $r->rc_namespace ) ; $id = $nt->getArticleID() ; if ( $id == 0 ) continue ; # Page might have been deleted... if ( !in_array ( $id , $articles ) ) { $articles[] = $id ; } if ( !isset ( $a2r[$id] ) ) { $a2r[$id] = array() ; } $a2r[$id][] = $k ; } # Shortcut? if ( count ( $articles ) == 0 OR count ( $cats ) == 0 ) return ; # Look up $c = new Categoryfinder ; $c->seed ( $articles , $cats , $any ? "OR" : "AND" ) ; $match = $c->run () ; # Filter $newrows = array () ; foreach ( $match AS $id ) { foreach ( $a2r[$id] AS $rev ) { $k = $rev ; $newrows[$k] = $rows[$k] ; } } $rows = $newrows ; } function rcOutputFeed( $rows, $feedFormat, $limit, $hideminor, $lastmod ) { global $messageMemc, $wgFeedCacheTimeout; global $wgFeedClasses, $wgTitle, $wgSitename, $wgContLanguageCode; if( !isset( $wgFeedClasses[$feedFormat] ) ) { wfHttpError( 500, "Internal Server Error", "Unsupported feed type." ); return false; } $timekey = wfMemcKey( 'rcfeed', $feedFormat, 'timestamp' ); $key = wfMemcKey( 'rcfeed', $feedFormat, 'limit', $limit, 'minor', $hideminor ); $feedTitle = $wgSitename . ' - ' . wfMsgForContent( 'recentchanges' ) . ' [' . $wgContLanguageCode . ']'; $feed = new $wgFeedClasses[$feedFormat]( $feedTitle, htmlspecialchars( wfMsgForContent( 'recentchanges-feed-description' ) ), $wgTitle->getFullUrl() ); /** * 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 = false; if( ( $wgFeedCacheTimeout > 0 ) && ( $feedLastmod = $messageMemc->get( $timekey ) ) ) { /** * 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. */ if( time() - wfTimestamp( TS_UNIX, $feedLastmod ) < $wgFeedCacheTimeout || wfTimestamp( TS_UNIX, $feedLastmod ) > wfTimestamp( TS_UNIX, $lastmod ) ) { wfDebug( "RC: loading feed from cache ($key; $feedLastmod; $lastmod)...\n" ); $cachedFeed = $messageMemc->get( $key ); } else { wfDebug( "RC: cached feed timestamp check failed ($feedLastmod; $lastmod)\n" ); } } 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(); rcDoOutputFeed( $rows, $feed ); $cachedFeed = ob_get_contents(); ob_end_flush(); $expire = 3600 * 24; # One day $messageMemc->set( $key, $cachedFeed ); $messageMemc->set( $timekey, wfTimestamp( TS_MW ), $expire ); } return true; } function rcDoOutputFeed( $rows, &$feed ) { $fname = 'rcDoOutputFeed'; wfProfileIn( $fname ); $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(), rcFormatDiff( $obj ), $title->getFullURL(), $obj->rc_timestamp, $obj->rc_user_text, $talkpage->getFullURL() ); $feed->outItem( $item ); } $feed->outFooter(); wfProfileOut( $fname ); } /** * */ function rcCountLink( $lim, $d, $page='Recentchanges', $more='' ) { global $wgUser, $wgLang, $wgContLang; $sk = $wgUser->getSkin(); $s = $sk->makeKnownLink( $wgContLang->specialPage( $page ), ($lim ? $wgLang->formatNum( "{$lim}" ) : wfMsg( 'recentchangesall' ) ), "{$more}" . ($d ? "days={$d}&" : '') . 'limit='.$lim ); return $s; } /** * */ function rcDaysLink( $lim, $d, $page='Recentchanges', $more='' ) { global $wgUser, $wgLang, $wgContLang; $sk = $wgUser->getSkin(); $s = $sk->makeKnownLink( $wgContLang->specialPage( $page ), ($d ? $wgLang->formatNum( "{$d}" ) : wfMsg( 'recentchangesall' ) ), $more.'days='.$d . ($lim ? '&limit='.$lim : '') ); return $s; } /** * Used by Recentchangeslinked */ function rcDayLimitLinks( $days, $limit, $page='Recentchanges', $more='', $doall = false, $minorLink = '', $botLink = '', $liuLink = '', $patrLink = '', $myselfLink = '' ) { if ($more != '') $more .= '&'; $cl = rcCountLink( 50, $days, $page, $more ) . ' | ' . rcCountLink( 100, $days, $page, $more ) . ' | ' . rcCountLink( 250, $days, $page, $more ) . ' | ' . rcCountLink( 500, $days, $page, $more ) . ( $doall ? ( ' | ' . rcCountLink( 0, $days, $page, $more ) ) : '' ); $dl = rcDaysLink( $limit, 1, $page, $more ) . ' | ' . rcDaysLink( $limit, 3, $page, $more ) . ' | ' . rcDaysLink( $limit, 7, $page, $more ) . ' | ' . rcDaysLink( $limit, 14, $page, $more ) . ' | ' . rcDaysLink( $limit, 30, $page, $more ) . ( $doall ? ( ' | ' . rcDaysLink( $limit, 0, $page, $more ) ) : '' ); $linkParts = array( 'minorLink' => 'minor', 'botLink' => 'bots', 'liuLink' => 'liu', 'patrLink' => 'patr', 'myselfLink' => 'mine' ); foreach( $linkParts as $linkVar => $linkMsg ) { if( $$linkVar != '' ) $links[] = wfMsgHtml( 'rcshowhide' . $linkMsg, $$linkVar ); } $shm = implode( ' | ', $links ); $note = wfMsg( 'rclinks', $cl, $dl, $shm ); return $note; } /** * Makes change an option link which carries all the other options * @param $title see Title * @param $override * @param $options */ function makeOptionsLink( $title, $override, $options ) { global $wgUser, $wgContLang; $sk = $wgUser->getSkin(); return $sk->makeKnownLink( $wgContLang->specialPage( 'Recentchanges' ), htmlspecialchars( $title ), wfArrayToCGI( $override, $options ) ); } /** * Creates the options panel. * @param $defaults * @param $nondefaults */ function rcOptionsPanel( $defaults, $nondefaults ) { global $wgLang, $wgUseRCPatrol; $options = $nondefaults + $defaults; if( $options['from'] ) $note = wfMsgExt( 'rcnotefrom', array( 'parseinline' ), $wgLang->formatNum( $options['limit'] ), $wgLang->timeanddate( $options['from'], true ) ); else $note = wfMsgExt( 'rcnote', array( 'parseinline' ), $wgLang->formatNum( $options['limit'] ), $wgLang->formatNum( $options['days'] ), $wgLang->timeAndDate( wfTimestampNow(), true ) ); // limit links $options_limit = array(50, 100, 250, 500); foreach( $options_limit as $value ) { $cl[] = makeOptionsLink( $wgLang->formatNum( $value ), array( 'limit' => $value ), $nondefaults) ; } $cl = implode( ' | ', $cl); // day links, reset 'from' to none $options_days = array(1, 3, 7, 14, 30); foreach( $options_days as $value ) { $dl[] = makeOptionsLink( $wgLang->formatNum( $value ), array( 'days' => $value, 'from' => '' ), $nondefaults) ; } $dl = implode( ' | ', $dl); // show/hide links $showhide = array( wfMsg( 'show' ), wfMsg( 'hide' )); $minorLink = makeOptionsLink( $showhide[1-$options['hideminor']], array( 'hideminor' => 1-$options['hideminor'] ), $nondefaults); $botLink = makeOptionsLink( $showhide[1-$options['hidebots']], array( 'hidebots' => 1-$options['hidebots'] ), $nondefaults); $anonsLink = makeOptionsLink( $showhide[ 1 - $options['hideanons'] ], array( 'hideanons' => 1 - $options['hideanons'] ), $nondefaults ); $liuLink = makeOptionsLink( $showhide[1-$options['hideliu']], array( 'hideliu' => 1-$options['hideliu'] ), $nondefaults); $patrLink = makeOptionsLink( $showhide[1-$options['hidepatrolled']], array( 'hidepatrolled' => 1-$options['hidepatrolled'] ), $nondefaults); $myselfLink = makeOptionsLink( $showhide[1-$options['hidemyself']], array( 'hidemyself' => 1-$options['hidemyself'] ), $nondefaults); $links[] = wfMsgHtml( 'rcshowhideminor', $minorLink ); $links[] = wfMsgHtml( 'rcshowhidebots', $botLink ); $links[] = wfMsgHtml( 'rcshowhideanons', $anonsLink ); $links[] = wfMsgHtml( 'rcshowhideliu', $liuLink ); if( $wgUseRCPatrol ) $links[] = wfMsgHtml( 'rcshowhidepatr', $patrLink ); $links[] = wfMsgHtml( 'rcshowhidemine', $myselfLink ); $hl = implode( ' | ', $links ); // show from this onward link $now = $wgLang->timeanddate( wfTimestampNow(), true ); $tl = makeOptionsLink( $now, array( 'from' => wfTimestampNow()), $nondefaults ); $rclinks = wfMsgExt( 'rclinks', array( 'parseinline', 'replaceafter'), $cl, $dl, $hl ); $rclistfrom = wfMsgExt( 'rclistfrom', array( 'parseinline', 'replaceafter'), $tl ); return "$note
$rclinks
$rclistfrom"; } /** * Creates the choose namespace selection * * @private * * @param $namespace Mixed: the key of the currently selected namespace, empty string * if there is none * @param $invert Bool: whether to invert the namespace selection * @param $nondefaults Array: an array of non default options to be remembered * @param $categories_any Bool: Default value for the checkbox * * @return string */ function rcNamespaceForm( $namespace, $invert, $nondefaults, $categories_any ) { global $wgScript, $wgAllowCategorizedRecentChanges, $wgRequest; $t = SpecialPage::getTitleFor( 'Recentchanges' ); $namespaceselect = HTMLnamespaceselector($namespace, ''); $submitbutton = '\n"; $invertbox = "'; if ( $wgAllowCategorizedRecentChanges ) { $categories = trim ( $wgRequest->getVal ( 'categories' , "" ) ) ; $cb_arr = array( 'type' => 'checkbox', 'name' => 'categories_any', 'value' => "1" ) ; if ( $categories_any ) $cb_arr['checked'] = "checked" ; $catbox = "
" ; $catbox .= wfMsgExt('rc_categories', array('parseinline')) . " "; $catbox .= wfElement('input', array( 'type' => 'text', 'name' => 'categories', 'value' => $categories)); $catbox .= "  " ; $catbox .= wfElement('input', $cb_arr ); $catbox .= wfMsgExt('rc_categories_any', array('parseinline')); } else { $catbox = "" ; } $out = "
\n"; foreach ( $nondefaults as $key => $value ) { if ($key != 'namespace' && $key != 'invert') $out .= wfElement('input', array( 'type' => 'hidden', 'name' => $key, 'value' => $value)); } $out .= ''; $out .= "
{$namespaceselect}{$submitbutton}{$invertbox} {$catbox}\n
"; $out .= '
'; return $out; } /** * Format a diff for the newsfeed */ function rcFormatDiff( $row ) { $titleObj = Title::makeTitle( $row->rc_namespace, $row->rc_title ); $timestamp = wfTimestamp( TS_MW, $row->rc_timestamp ); return rcFormatDiffRow( $titleObj, $row->rc_last_oldid, $row->rc_this_oldid, $timestamp, $row->rc_comment ); } function rcFormatDiffRow( $title, $oldid, $newid, $timestamp, $comment ) { global $wgFeedDiffCutoff, $wgContLang, $wgUser; $fname = 'rcFormatDiff'; wfProfileIn( $fname ); $skin = $wgUser->getSkin(); $completeText = '

' . $skin->formatComment( $comment ) . "

\n"; if( $title->getNamespace() >= 0 && $title->userCan( 'read' ) ) { if( $oldid ) { wfProfileIn( "$fname-dodiff" ); $de = new DifferenceEngine( $title, $oldid, $newid ); #$diffText = $de->getDiff( wfMsg( 'revisionasof', # $wgContLang->timeanddate( $timestamp ) ), # wfMsg( 'currentrev' ) ); $diffText = $de->getDiff( wfMsg( 'previousrevision' ), // hack wfMsg( 'revisionasof', $wgContLang->timeanddate( $timestamp ) ) ); if ( strlen( $diffText ) > $wgFeedDiffCutoff ) { // Omit large diffs $diffLink = $title->escapeFullUrl( 'diff=' . $newid . '&oldid=' . $oldid ); $diffText = '' . htmlspecialchars( wfMsgForContent( 'difference' ) ) . ''; } elseif ( $diffText === false ) { // Error in diff engine, probably a missing revision $diffText = "

Can't load revision $newid

"; } else { // Diff output fine, clean up any illegal UTF-8 $diffText = UtfNormal::cleanUp( $diffText ); $diffText = rcApplyDiffStyle( $diffText ); } wfProfileOut( "$fname-dodiff" ); } else { $rev = Revision::newFromId( $newid ); if( is_null( $rev ) ) { $newtext = ''; } else { $newtext = $rev->getText(); } $diffText = '

' . wfMsg( 'newpage' ) . '

' . '
' . nl2br( htmlspecialchars( $newtext ) ) . '
'; } $completeText .= $diffText; } wfProfileOut( $fname ); return $completeText; } /** * Hacky application of diff styles for the feeds. * Might be 'cleaner' to use DOM or XSLT or something, * but *gack* it's a pain in the ass. * * @param $text String: * @return string * @private */ function rcApplyDiffStyle( $text ) { $styles = array( 'diff' => 'background-color: white;', 'diff-otitle' => 'background-color: white;', 'diff-ntitle' => 'background-color: white;', 'diff-addedline' => 'background: #cfc; font-size: smaller;', 'diff-deletedline' => 'background: #ffa; font-size: smaller;', 'diff-context' => 'background: #eee; font-size: smaller;', 'diffchange' => 'color: red; font-weight: bold; text-decoration: none;', ); foreach( $styles as $class => $style ) { $text = preg_replace( "/(<[^>]+)class=(['\"])$class\\2([^>]*>)/", "\\1style=\"$style\"\\3", $text ); } return $text; } ?>