diff options
Diffstat (limited to 'includes/FeedUtils.php')
-rw-r--r-- | includes/FeedUtils.php | 90 |
1 files changed, 60 insertions, 30 deletions
diff --git a/includes/FeedUtils.php b/includes/FeedUtils.php index 11b2675d..adc1f781 100644 --- a/includes/FeedUtils.php +++ b/includes/FeedUtils.php @@ -33,13 +33,13 @@ class FeedUtils { * If the feed should be purged; $timekey and $key will be removed from * $messageMemc * - * @param $timekey String: cache key of the timestamp of the last item - * @param $key String: cache key of feed's content + * @param string $timekey cache key of the timestamp of the last item + * @param string $key cache key of feed's content */ public static function checkPurge( $timekey, $key ) { global $wgRequest, $wgUser, $messageMemc; $purge = $wgRequest->getVal( 'action' ) === 'purge'; - if ( $purge && $wgUser->isAllowed('purge') ) { + if ( $purge && $wgUser->isAllowed( 'purge' ) ) { $messageMemc->delete( $timekey ); $messageMemc->delete( $key ); } @@ -48,7 +48,7 @@ class FeedUtils { /** * Check whether feeds can be used and that $type is a valid feed type * - * @param $type String: feed type, as requested by the user + * @param string $type feed type, as requested by the user * @return Boolean */ public static function checkFeedOutput( $type ) { @@ -85,9 +85,9 @@ class FeedUtils { $row->rc_last_oldid, $row->rc_this_oldid, $timestamp, ($row->rc_deleted & Revision::DELETED_COMMENT) - ? wfMessage('rev-deleted-comment')->escaped() + ? wfMessage( 'rev-deleted-comment' )->escaped() : $row->rc_comment, - $actiontext + $actiontext ); } @@ -98,15 +98,15 @@ class FeedUtils { * @param $oldid Integer: old revision's id * @param $newid Integer: new revision's id * @param $timestamp Integer: new revision's timestamp - * @param $comment String: new revision's comment - * @param $actiontext String: text of the action; in case of log event + * @param string $comment new revision's comment + * @param string $actiontext text of the action; in case of log event * @return String */ - public static function formatDiffRow( $title, $oldid, $newid, $timestamp, $comment, $actiontext='' ) { + public static function formatDiffRow( $title, $oldid, $newid, $timestamp, $comment, $actiontext = '' ) { global $wgFeedDiffCutoff, $wgLang; wfProfileIn( __METHOD__ ); - # log enties + // log entries $completeText = '<p>' . implode( ' ', array_filter( array( @@ -115,7 +115,7 @@ class FeedUtils { // NOTE: Check permissions for anonymous users, not current user. // No "privileged" version should end up in the cache. - // Most feed readers will not log in anway. + // Most feed readers will not log in anyway. $anon = new User(); $accErrors = $title->getUserPermissionsErrors( 'read', $anon, true ); @@ -138,13 +138,23 @@ class FeedUtils { $diffText = ''; // Don't bother generating the diff if we won't be able to show it if ( $wgFeedDiffCutoff > 0 ) { - $de = new DifferenceEngine( $title, $oldid, $newid ); - $diffText = $de->getDiff( - wfMessage( 'previousrevision' )->text(), // hack - wfMessage( 'revisionasof', - $wgLang->timeanddate( $timestamp ), - $wgLang->date( $timestamp ), - $wgLang->time( $timestamp ) )->text() ); + $rev = Revision::newFromId( $oldid ); + + if ( !$rev ) { + $diffText = false; + } else { + $context = clone RequestContext::getMain(); + $context->setTitle( $title ); + + $contentHandler = $rev->getContentHandler(); + $de = $contentHandler->createDifferenceEngine( $context, $oldid, $newid ); + $diffText = $de->getDiff( + wfMessage( 'previousrevision' )->text(), // hack + wfMessage( 'revisionasof', + $wgLang->timeanddate( $timestamp ), + $wgLang->date( $timestamp ), + $wgLang->time( $timestamp ) )->text() ); + } } if ( $wgFeedDiffCutoff <= 0 || ( strlen( $diffText ) > $wgFeedDiffCutoff ) ) { @@ -162,16 +172,36 @@ class FeedUtils { } else { $rev = Revision::newFromId( $newid ); if( $wgFeedDiffCutoff <= 0 || is_null( $rev ) ) { - $newtext = ''; + $newContent = ContentHandler::getForTitle( $title )->makeEmptyContent(); + } else { + $newContent = $rev->getContent(); + } + + if ( $newContent instanceof TextContent ) { + // only textual content has a "source view". + $text = $newContent->getNativeData(); + + if ( $wgFeedDiffCutoff <= 0 || strlen( $text ) > $wgFeedDiffCutoff ) { + $html = null; + } else { + $html = nl2br( htmlspecialchars( $text ) ); + } } else { - $newtext = $rev->getText(); + //XXX: we could get an HTML representation of the content via getParserOutput, but that may + // contain JS magic and generally may not be suitable for inclusion in a feed. + // Perhaps Content should have a getDescriptiveHtml method and/or a getSourceText method. + //Compare also ApiFeedContributions::feedItemDesc + $html = null; } - if ( $wgFeedDiffCutoff <= 0 || strlen( $newtext ) > $wgFeedDiffCutoff ) { + + if ( $html === null ) { + // Omit large new page diffs, bug 29110 + // Also use diff link for non-textual content $diffText = self::getDiffLink( $title, $newid ); } else { $diffText = '<p><b>' . wfMessage( 'newpage' )->text() . '</b></p>' . - '<div>' . nl2br( htmlspecialchars( $newtext ) ) . '</div>'; + '<div>' . $html . '</div>'; } } $completeText .= $diffText; @@ -192,7 +222,7 @@ class FeedUtils { protected static function getDiffLink( Title $title, $newid, $oldid = null ) { $queryParameters = ($oldid == null) ? "diff={$newid}" - : "diff={$newid}&oldid={$oldid}" ; + : "diff={$newid}&oldid={$oldid}"; $diffUrl = $title->getFullUrl( $queryParameters ); $diffLink = Html::element( 'a', array( 'href' => $diffUrl ), @@ -206,18 +236,18 @@ class FeedUtils { * Might be 'cleaner' to use DOM or XSLT or something, * but *gack* it's a pain in the ass. * - * @param $text String: diff's HTML output + * @param string $text diff's HTML output * @return String: modified HTML */ public static function applyDiffStyle( $text ) { $styles = array( 'diff' => 'background-color: white; color:black;', - 'diff-otitle' => 'background-color: white; color:black;', - 'diff-ntitle' => 'background-color: white; color:black;', - 'diff-addedline' => 'background: #cfc; color:black; font-size: smaller;', - 'diff-deletedline' => 'background: #ffa; color:black; font-size: smaller;', - 'diff-context' => 'background: #eee; color:black; font-size: smaller;', - 'diffchange' => 'color: red; font-weight: bold; text-decoration: none;', + 'diff-otitle' => 'background-color: white; color:black; text-align: center;', + 'diff-ntitle' => 'background-color: white; color:black; text-align: center;', + 'diff-addedline' => 'color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;', + 'diff-deletedline' => 'color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;', + 'diff-context' => 'background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;', + 'diffchange' => 'font-weight: bold; text-decoration: none;', ); foreach( $styles as $class => $style ) { |