--- /dev/null
+<?php
+/**
+ * Generates a list of changes using an Enhanced system (uses javascript).
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ * http://www.gnu.org/copyleft/gpl.html
+ *
+ * @file
+ */
+
+class EnhancedChangesList extends ChangesList {
+
+ /**
+ * @var RCCacheEntryFactory
+ */
+ protected $cacheEntryFactory;
+
+ /**
+ * @var array Array of array of RCCacheEntry
+ */
+ protected $rc_cache;
+
+ /**
+ * @var TemplateParser
+ */
+ protected $templateParser;
+
+ /**
+ * @param IContextSource|Skin $obj
+ * @param array $filterGroups Array of ChangesListFilterGroup objects (currently optional)
+ * @throws MWException
+ */
+ public function __construct( $obj, array $filterGroups = [] ) {
+ if ( $obj instanceof Skin ) {
+ // @todo: deprecate constructing with Skin
+ $context = $obj->getContext();
+ } else {
+ if ( !$obj instanceof IContextSource ) {
+ throw new MWException( 'EnhancedChangesList must be constructed with a '
+ . 'context source or skin.' );
+ }
+
+ $context = $obj;
+ }
+
+ parent::__construct( $context, $filterGroups );
+
+ // message is set by the parent ChangesList class
+ $this->cacheEntryFactory = new RCCacheEntryFactory(
+ $context,
+ $this->message,
+ $this->linkRenderer
+ );
+ $this->templateParser = new TemplateParser();
+ }
+
+ /**
+ * Add the JavaScript file for enhanced changeslist
+ * @return string
+ */
+ public function beginRecentChangesList() {
+ $this->rc_cache = [];
+ $this->rcMoveIndex = 0;
+ $this->rcCacheIndex = 0;
+ $this->lastdate = '';
+ $this->rclistOpen = false;
+ $this->getOutput()->addModuleStyles( [
+ 'mediawiki.special.changeslist',
+ 'mediawiki.special.changeslist.enhanced',
+ ] );
+ $this->getOutput()->addModules( [
+ 'jquery.makeCollapsible',
+ 'mediawiki.icon',
+ ] );
+
+ return '<div class="mw-changeslist">';
+ }
+
+ /**
+ * Format a line for enhanced recentchange (aka with javascript and block of lines).
+ *
+ * @param RecentChange &$rc
+ * @param bool $watched
+ * @param int $linenumber (default null)
+ *
+ * @return string
+ */
+ public function recentChangesLine( &$rc, $watched = false, $linenumber = null ) {
+ $date = $this->getLanguage()->userDate(
+ $rc->mAttribs['rc_timestamp'],
+ $this->getUser()
+ );
+ if ( $this->lastdate === '' ) {
+ $this->lastdate = $date;
+ }
+
+ $ret = '';
+
+ # If it's a new day, flush the cache and update $this->lastdate
+ if ( $date !== $this->lastdate ) {
+ # Process current cache (uses $this->lastdate to generate a heading)
+ $ret = $this->recentChangesBlock();
+ $this->rc_cache = [];
+ $this->lastdate = $date;
+ }
+
+ $cacheEntry = $this->cacheEntryFactory->newFromRecentChange( $rc, $watched );
+ $this->addCacheEntry( $cacheEntry );
+
+ return $ret;
+ }
+
+ /**
+ * Put accumulated information into the cache, for later display.
+ * Page moves go on their own line.
+ *
+ * @param RCCacheEntry $cacheEntry
+ */
+ protected function addCacheEntry( RCCacheEntry $cacheEntry ) {
+ $cacheGroupingKey = $this->makeCacheGroupingKey( $cacheEntry );
+
+ if ( !isset( $this->rc_cache[$cacheGroupingKey] ) ) {
+ $this->rc_cache[$cacheGroupingKey] = [];
+ }
+
+ array_push( $this->rc_cache[$cacheGroupingKey], $cacheEntry );
+ }
+
+ /**
+ * @todo use rc_source to group, if set; fallback to rc_type
+ *
+ * @param RCCacheEntry $cacheEntry
+ *
+ * @return string
+ */
+ protected function makeCacheGroupingKey( RCCacheEntry $cacheEntry ) {
+ $title = $cacheEntry->getTitle();
+ $cacheGroupingKey = $title->getPrefixedDBkey();
+
+ $type = $cacheEntry->mAttribs['rc_type'];
+
+ if ( $type == RC_LOG ) {
+ // Group by log type
+ $cacheGroupingKey = SpecialPage::getTitleFor(
+ 'Log',
+ $cacheEntry->mAttribs['rc_log_type']
+ )->getPrefixedDBkey();
+ }
+
+ return $cacheGroupingKey;
+ }
+
+ /**
+ * Enhanced RC group
+ * @param RCCacheEntry[] $block
+ * @return string
+ * @throws DomainException
+ */
+ protected function recentChangesBlockGroup( $block ) {
+ $recentChangesFlags = $this->getConfig()->get( 'RecentChangesFlags' );
+
+ # Add the namespace and title of the block as part of the class
+ $tableClasses = [ 'mw-collapsible', 'mw-collapsed', 'mw-enhanced-rc', 'mw-changeslist-line' ];
+ if ( $block[0]->mAttribs['rc_log_type'] ) {
+ # Log entry
+ $tableClasses[] = 'mw-changeslist-log';
+ $tableClasses[] = Sanitizer::escapeClass( 'mw-changeslist-log-'
+ . $block[0]->mAttribs['rc_log_type'] );
+ } else {
+ $tableClasses[] = 'mw-changeslist-edit';
+ $tableClasses[] = Sanitizer::escapeClass( 'mw-changeslist-ns'
+ . $block[0]->mAttribs['rc_namespace'] . '-' . $block[0]->mAttribs['rc_title'] );
+ }
+ if ( $block[0]->watched
+ && $block[0]->mAttribs['rc_timestamp'] >= $block[0]->watched
+ ) {
+ $tableClasses[] = 'mw-changeslist-line-watched';
+ } else {
+ $tableClasses[] = 'mw-changeslist-line-not-watched';
+ }
+
+ # Collate list of users
+ $userlinks = [];
+ # Other properties
+ $curId = 0;
+ # Some catalyst variables...
+ $namehidden = true;
+ $allLogs = true;
+ $RCShowChangedSize = $this->getConfig()->get( 'RCShowChangedSize' );
+
+ # Default values for RC flags
+ $collectedRcFlags = [];
+ foreach ( $recentChangesFlags as $key => $value ) {
+ $flagGrouping = ( isset( $recentChangesFlags[$key]['grouping'] ) ?
+ $recentChangesFlags[$key]['grouping'] : 'any' );
+ switch ( $flagGrouping ) {
+ case 'all':
+ $collectedRcFlags[$key] = true;
+ break;
+ case 'any':
+ $collectedRcFlags[$key] = false;
+ break;
+ default:
+ throw new DomainException( "Unknown grouping type \"{$flagGrouping}\"" );
+ }
+ }
+ foreach ( $block as $rcObj ) {
+ // If all log actions to this page were hidden, then don't
+ // give the name of the affected page for this block!
+ if ( !$this->isDeleted( $rcObj, LogPage::DELETED_ACTION ) ) {
+ $namehidden = false;
+ }
+ $u = $rcObj->userlink;
+ if ( !isset( $userlinks[$u] ) ) {
+ $userlinks[$u] = 0;
+ }
+ if ( $rcObj->mAttribs['rc_type'] != RC_LOG ) {
+ $allLogs = false;
+ }
+ # Get the latest entry with a page_id and oldid
+ # since logs may not have these.
+ if ( !$curId && $rcObj->mAttribs['rc_cur_id'] ) {
+ $curId = $rcObj->mAttribs['rc_cur_id'];
+ }
+
+ $userlinks[$u]++;
+ }
+
+ # Sort the list and convert to text
+ krsort( $userlinks );
+ asort( $userlinks );
+ $users = [];
+ foreach ( $userlinks as $userlink => $count ) {
+ $text = $userlink;
+ $text .= $this->getLanguage()->getDirMark();
+ if ( $count > 1 ) {
+ $formattedCount = $this->msg( 'ntimes' )->numParams( $count )->escaped();
+ $text .= ' ' . $this->msg( 'parentheses' )->rawParams( $formattedCount )->escaped();
+ }
+ array_push( $users, $text );
+ }
+
+ # Article link
+ $articleLink = '';
+ $revDeletedMsg = false;
+ if ( $namehidden ) {
+ $revDeletedMsg = $this->msg( 'rev-deleted-event' )->escaped();
+ } elseif ( $allLogs ) {
+ $articleLink = $this->maybeWatchedLink( $block[0]->link, $block[0]->watched );
+ } else {
+ $articleLink = $this->getArticleLink( $block[0], $block[0]->unpatrolled, $block[0]->watched );
+ }
+
+ $queryParams['curid'] = $curId;
+
+ # Sub-entries
+ $lines = [];
+ foreach ( $block as $i => $rcObj ) {
+ $line = $this->getLineData( $block, $rcObj, $queryParams );
+ if ( !$line ) {
+ // completely ignore this RC entry if we don't want to render it
+ unset( $block[$i] );
+ continue;
+ }
+
+ // Roll up flags
+ foreach ( $line['recentChangesFlagsRaw'] as $key => $value ) {
+ $flagGrouping = ( isset( $recentChangesFlags[$key]['grouping'] ) ?
+ $recentChangesFlags[$key]['grouping'] : 'any' );
+ switch ( $flagGrouping ) {
+ case 'all':
+ if ( !$value ) {
+ $collectedRcFlags[$key] = false;
+ }
+ break;
+ case 'any':
+ if ( $value ) {
+ $collectedRcFlags[$key] = true;
+ }
+ break;
+ default:
+ throw new DomainException( "Unknown grouping type \"{$flagGrouping}\"" );
+ }
+ }
+
+ $lines[] = $line;
+ }
+
+ // Further down are some assumptions that $block is a 0-indexed array
+ // with (count-1) as last key. Let's make sure it is.
+ $block = array_values( $block );
+
+ if ( empty( $block ) || !$lines ) {
+ // if we can't show anything, don't display this block altogether
+ return '';
+ }
+
+ $logText = $this->getLogText( $block, $queryParams, $allLogs,
+ $collectedRcFlags['newpage'], $namehidden
+ );
+
+ # Character difference (does not apply if only log items)
+ $charDifference = false;
+ if ( $RCShowChangedSize && !$allLogs ) {
+ $last = 0;
+ $first = count( $block ) - 1;
+ # Some events (like logs and category changes) have an "empty" size, so we need to skip those...
+ while ( $last < $first && $block[$last]->mAttribs['rc_new_len'] === null ) {
+ $last++;
+ }
+ while ( $last < $first && $block[$first]->mAttribs['rc_old_len'] === null ) {
+ $first--;
+ }
+ # Get net change
+ $charDifference = $this->formatCharacterDifference( $block[$first], $block[$last] );
+ }
+
+ $numberofWatchingusers = $this->numberofWatchingusers( $block[0]->numberofWatchingusers );
+ $usersList = $this->msg( 'brackets' )->rawParams(
+ implode( $this->message['semicolon-separator'], $users )
+ )->escaped();
+
+ $prefix = '';
+ if ( is_callable( $this->changeLinePrefixer ) ) {
+ $prefix = call_user_func( $this->changeLinePrefixer, $block[0], $this, true );
+ }
+
+ $templateParams = [
+ 'articleLink' => $articleLink,
+ 'charDifference' => $charDifference,
+ 'collectedRcFlags' => $this->recentChangesFlags( $collectedRcFlags ),
+ 'languageDirMark' => $this->getLanguage()->getDirMark(),
+ 'lines' => $lines,
+ 'logText' => $logText,
+ 'numberofWatchingusers' => $numberofWatchingusers,
+ 'prefix' => $prefix,
+ 'rev-deleted-event' => $revDeletedMsg,
+ 'tableClasses' => $tableClasses,
+ 'timestamp' => $block[0]->timestamp,
+ 'fullTimestamp' => $block[0]->getAttribute( 'rc_timestamp' ),
+ 'users' => $usersList,
+ ];
+
+ $this->rcCacheIndex++;
+
+ return $this->templateParser->processTemplate(
+ 'EnhancedChangesListGroup',
+ $templateParams
+ );
+ }
+
+ /**
+ * @param RCCacheEntry[] $block
+ * @param RCCacheEntry $rcObj
+ * @param array $queryParams
+ * @return array
+ * @throws Exception
+ * @throws FatalError
+ * @throws MWException
+ */
+ protected function getLineData( array $block, RCCacheEntry $rcObj, array $queryParams = [] ) {
+ $RCShowChangedSize = $this->getConfig()->get( 'RCShowChangedSize' );
+
+ $type = $rcObj->mAttribs['rc_type'];
+ $data = [];
+ $lineParams = [ 'targetTitle' => $rcObj->getTitle() ];
+
+ $classes = [ 'mw-enhanced-rc' ];
+ if ( $rcObj->watched
+ && $rcObj->mAttribs['rc_timestamp'] >= $rcObj->watched
+ ) {
+ $classes[] = 'mw-enhanced-watched';
+ }
+ $classes = array_merge( $classes, $this->getHTMLClasses( $rcObj, $rcObj->watched ) );
+
+ $separator = ' <span class="mw-changeslist-separator">. .</span> ';
+
+ $data['recentChangesFlags'] = [
+ 'newpage' => $type == RC_NEW,
+ 'minor' => $rcObj->mAttribs['rc_minor'],
+ 'unpatrolled' => $rcObj->unpatrolled,
+ 'bot' => $rcObj->mAttribs['rc_bot'],
+ ];
+
+ $params = $queryParams;
+
+ if ( $rcObj->mAttribs['rc_this_oldid'] != 0 ) {
+ $params['oldid'] = $rcObj->mAttribs['rc_this_oldid'];
+ }
+
+ # Log timestamp
+ if ( $type == RC_LOG ) {
+ $link = $rcObj->timestamp;
+ # Revision link
+ } elseif ( !ChangesList::userCan( $rcObj, Revision::DELETED_TEXT, $this->getUser() ) ) {
+ $link = '<span class="history-deleted">' . $rcObj->timestamp . '</span> ';
+ } else {
+ $link = $this->linkRenderer->makeKnownLink(
+ $rcObj->getTitle(),
+ new HtmlArmor( $rcObj->timestamp ),
+ [],
+ $params
+ );
+ if ( $this->isDeleted( $rcObj, Revision::DELETED_TEXT ) ) {
+ $link = '<span class="history-deleted">' . $link . '</span> ';
+ }
+ }
+ $data['timestampLink'] = $link;
+
+ $currentAndLastLinks = '';
+ if ( !$type == RC_LOG || $type == RC_NEW ) {
+ $currentAndLastLinks .= ' ' . $this->msg( 'parentheses' )->rawParams(
+ $rcObj->curlink .
+ $this->message['pipe-separator'] .
+ $rcObj->lastlink
+ )->escaped();
+ }
+ $data['currentAndLastLinks'] = $currentAndLastLinks;
+ $data['separatorAfterCurrentAndLastLinks'] = $separator;
+
+ # Character diff
+ if ( $RCShowChangedSize ) {
+ $cd = $this->formatCharacterDifference( $rcObj );
+ if ( $cd !== '' ) {
+ $data['characterDiff'] = $cd;
+ $data['separatorAfterCharacterDiff'] = $separator;
+ }
+ }
+
+ if ( $rcObj->mAttribs['rc_type'] == RC_LOG ) {
+ $data['logEntry'] = $this->insertLogEntry( $rcObj );
+ } elseif ( $this->isCategorizationWithoutRevision( $rcObj ) ) {
+ $data['comment'] = $this->insertComment( $rcObj );
+ } else {
+ # User links
+ $data['userLink'] = $rcObj->userlink;
+ $data['userTalkLink'] = $rcObj->usertalklink;
+ $data['comment'] = $this->insertComment( $rcObj );
+ }
+
+ # Rollback
+ $data['rollback'] = $this->getRollback( $rcObj );
+
+ # Tags
+ $data['tags'] = $this->getTags( $rcObj, $classes );
+
+ $attribs = $this->getDataAttributes( $rcObj );
+
+ // give the hook a chance to modify the data
+ $success = Hooks::run( 'EnhancedChangesListModifyLineData',
+ [ $this, &$data, $block, $rcObj, &$classes, &$attribs ] );
+ if ( !$success ) {
+ // skip entry if hook aborted it
+ return [];
+ }
+ $attribs = wfArrayFilterByKey( $attribs, [ Sanitizer::class, 'isReservedDataAttribute' ] );
+
+ $lineParams['recentChangesFlagsRaw'] = [];
+ if ( isset( $data['recentChangesFlags'] ) ) {
+ $lineParams['recentChangesFlags'] = $this->recentChangesFlags( $data['recentChangesFlags'] );
+ # FIXME: This is used by logic, don't return it in the template params.
+ $lineParams['recentChangesFlagsRaw'] = $data['recentChangesFlags'];
+ unset( $data['recentChangesFlags'] );
+ }
+
+ if ( isset( $data['timestampLink'] ) ) {
+ $lineParams['timestampLink'] = $data['timestampLink'];
+ unset( $data['timestampLink'] );
+ }
+
+ $lineParams['classes'] = array_values( $classes );
+ $lineParams['attribs'] = Html::expandAttributes( $attribs );
+
+ // everything else: makes it easier for extensions to add or remove data
+ $lineParams['data'] = array_values( $data );
+
+ return $lineParams;
+ }
+
+ /**
+ * Generates amount of changes (linking to diff ) & link to history.
+ *
+ * @param array $block
+ * @param array $queryParams
+ * @param bool $allLogs
+ * @param bool $isnew
+ * @param bool $namehidden
+ * @return string
+ */
+ protected function getLogText( $block, $queryParams, $allLogs, $isnew, $namehidden ) {
+ if ( empty( $block ) ) {
+ return '';
+ }
+
+ # Changes message
+ static $nchanges = [];
+ static $sinceLastVisitMsg = [];
+
+ $n = count( $block );
+ if ( !isset( $nchanges[$n] ) ) {
+ $nchanges[$n] = $this->msg( 'nchanges' )->numParams( $n )->escaped();
+ }
+
+ $sinceLast = 0;
+ $unvisitedOldid = null;
+ /** @var RCCacheEntry $rcObj */
+ foreach ( $block as $rcObj ) {
+ // Same logic as below inside main foreach
+ if ( $rcObj->watched && $rcObj->mAttribs['rc_timestamp'] >= $rcObj->watched ) {
+ $sinceLast++;
+ $unvisitedOldid = $rcObj->mAttribs['rc_last_oldid'];
+ }
+ }
+ if ( !isset( $sinceLastVisitMsg[$sinceLast] ) ) {
+ $sinceLastVisitMsg[$sinceLast] =
+ $this->msg( 'enhancedrc-since-last-visit' )->numParams( $sinceLast )->escaped();
+ }
+
+ $currentRevision = 0;
+ foreach ( $block as $rcObj ) {
+ if ( !$currentRevision ) {
+ $currentRevision = $rcObj->mAttribs['rc_this_oldid'];
+ }
+ }
+
+ # Total change link
+ $links = [];
+ /** @var RecentChange $block0 */
+ $block0 = $block[0];
+ $last = $block[count( $block ) - 1];
+ if ( !$allLogs ) {
+ if ( !ChangesList::userCan( $rcObj, Revision::DELETED_TEXT, $this->getUser() ) ||
+ $isnew ||
+ $rcObj->mAttribs['rc_type'] == RC_CATEGORIZE
+ ) {
+ $links['total-changes'] = $nchanges[$n];
+ } else {
+ $links['total-changes'] = $this->linkRenderer->makeKnownLink(
+ $block0->getTitle(),
+ new HtmlArmor( $nchanges[$n] ),
+ [ 'class' => 'mw-changeslist-groupdiff' ],
+ $queryParams + [
+ 'diff' => $currentRevision,
+ 'oldid' => $last->mAttribs['rc_last_oldid'],
+ ]
+ );
+ if ( $sinceLast > 0 && $sinceLast < $n ) {
+ $links['total-changes-since-last'] = $this->linkRenderer->makeKnownLink(
+ $block0->getTitle(),
+ new HtmlArmor( $sinceLastVisitMsg[$sinceLast] ),
+ [ 'class' => 'mw-changeslist-groupdiff' ],
+ $queryParams + [
+ 'diff' => $currentRevision,
+ 'oldid' => $unvisitedOldid,
+ ]
+ );
+ }
+ }
+ }
+
+ # History
+ if ( $allLogs || $rcObj->mAttribs['rc_type'] == RC_CATEGORIZE ) {
+ // don't show history link for logs
+ } elseif ( $namehidden || !$block0->getTitle()->exists() ) {
+ $links['history'] = $this->message['enhancedrc-history'];
+ } else {
+ $params = $queryParams;
+ $params['action'] = 'history';
+
+ $links['history'] = $this->linkRenderer->makeKnownLink(
+ $block0->getTitle(),
+ new HtmlArmor( $this->message['enhancedrc-history'] ),
+ [ 'class' => 'mw-changeslist-history' ],
+ $params
+ );
+ }
+
+ # Allow others to alter, remove or add to these links
+ Hooks::run( 'EnhancedChangesList::getLogText',
+ [ $this, &$links, $block ] );
+
+ if ( !$links ) {
+ return '';
+ }
+
+ $logtext = implode( $this->message['pipe-separator'], $links );
+ $logtext = $this->msg( 'parentheses' )->rawParams( $logtext )->escaped();
+ return ' ' . $logtext;
+ }
+
+ /**
+ * Enhanced RC ungrouped line.
+ *
+ * @param RecentChange|RCCacheEntry $rcObj
+ * @return string A HTML formatted line (generated using $r)
+ */
+ protected function recentChangesBlockLine( $rcObj ) {
+ $data = [];
+
+ $query['curid'] = $rcObj->mAttribs['rc_cur_id'];
+
+ $type = $rcObj->mAttribs['rc_type'];
+ $logType = $rcObj->mAttribs['rc_log_type'];
+ $classes = $this->getHTMLClasses( $rcObj, $rcObj->watched );
+ $classes[] = 'mw-enhanced-rc';
+
+ if ( $logType ) {
+ # Log entry
+ $classes[] = 'mw-changeslist-log';
+ $classes[] = Sanitizer::escapeClass( 'mw-changeslist-log-' . $logType );
+ } else {
+ $classes[] = 'mw-changeslist-edit';
+ $classes[] = Sanitizer::escapeClass( 'mw-changeslist-ns' .
+ $rcObj->mAttribs['rc_namespace'] . '-' . $rcObj->mAttribs['rc_title'] );
+ }
+
+ # Flag and Timestamp
+ $data['recentChangesFlags'] = [
+ 'newpage' => $type == RC_NEW,
+ 'minor' => $rcObj->mAttribs['rc_minor'],
+ 'unpatrolled' => $rcObj->unpatrolled,
+ 'bot' => $rcObj->mAttribs['rc_bot'],
+ ];
+ // timestamp is not really a link here, but is called timestampLink
+ // for consistency with EnhancedChangesListModifyLineData
+ $data['timestampLink'] = $rcObj->timestamp;
+
+ # Article or log link
+ if ( $logType ) {
+ $logPage = new LogPage( $logType );
+ $logTitle = SpecialPage::getTitleFor( 'Log', $logType );
+ $logName = $logPage->getName()->text();
+ $data['logLink'] = $this->msg( 'parentheses' )
+ ->rawParams(
+ $this->linkRenderer->makeKnownLink( $logTitle, $logName )
+ )->escaped();
+ } else {
+ $data['articleLink'] = $this->getArticleLink( $rcObj, $rcObj->unpatrolled, $rcObj->watched );
+ }
+
+ # Diff and hist links
+ if ( $type != RC_LOG && $type != RC_CATEGORIZE ) {
+ $query['action'] = 'history';
+ $data['historyLink'] = $this->getDiffHistLinks( $rcObj, $query );
+ }
+ $data['separatorAfterLinks'] = ' <span class="mw-changeslist-separator">. .</span> ';
+
+ # Character diff
+ if ( $this->getConfig()->get( 'RCShowChangedSize' ) ) {
+ $cd = $this->formatCharacterDifference( $rcObj );
+ if ( $cd !== '' ) {
+ $data['characterDiff'] = $cd;
+ $data['separatorAftercharacterDiff'] = ' <span class="mw-changeslist-separator">. .</span> ';
+ }
+ }
+
+ if ( $type == RC_LOG ) {
+ $data['logEntry'] = $this->insertLogEntry( $rcObj );
+ } elseif ( $this->isCategorizationWithoutRevision( $rcObj ) ) {
+ $data['comment'] = $this->insertComment( $rcObj );
+ } else {
+ $data['userLink'] = $rcObj->userlink;
+ $data['userTalkLink'] = $rcObj->usertalklink;
+ $data['comment'] = $this->insertComment( $rcObj );
+ if ( $type == RC_CATEGORIZE ) {
+ $data['historyLink'] = $this->getDiffHistLinks( $rcObj, $query );
+ }
+ $data['rollback'] = $this->getRollback( $rcObj );
+ }
+
+ # Tags
+ $data['tags'] = $this->getTags( $rcObj, $classes );
+
+ # Show how many people are watching this if enabled
+ $data['watchingUsers'] = $this->numberofWatchingusers( $rcObj->numberofWatchingusers );
+
+ $data['attribs'] = array_merge( $this->getDataAttributes( $rcObj ), [ 'class' => $classes ] );
+
+ // give the hook a chance to modify the data
+ $success = Hooks::run( 'EnhancedChangesListModifyBlockLineData',
+ [ $this, &$data, $rcObj ] );
+ if ( !$success ) {
+ // skip entry if hook aborted it
+ return '';
+ }
+ $attribs = $data['attribs'];
+ unset( $data['attribs'] );
+ $attribs = wfArrayFilterByKey( $attribs, function ( $key ) {
+ return $key === 'class' || Sanitizer::isReservedDataAttribute( $key );
+ } );
+
+ $prefix = '';
+ if ( is_callable( $this->changeLinePrefixer ) ) {
+ $prefix = call_user_func( $this->changeLinePrefixer, $rcObj, $this, false );
+ }
+
+ $line = Html::openElement( 'table', $attribs ) . Html::openElement( 'tr' );
+ $line .= Html::rawElement( 'td', [], '<span class="mw-enhancedchanges-arrow-space"></span>' );
+ $line .= Html::rawElement( 'td', [ 'class' => 'mw-changeslist-line-prefix' ], $prefix );
+ $line .= '<td class="mw-enhanced-rc">';
+
+ if ( isset( $data['recentChangesFlags'] ) ) {
+ $line .= $this->recentChangesFlags( $data['recentChangesFlags'] );
+ unset( $data['recentChangesFlags'] );
+ }
+
+ if ( isset( $data['timestampLink'] ) ) {
+ $line .= ' ' . $data['timestampLink'];
+ unset( $data['timestampLink'] );
+ }
+ $line .= ' </td>';
+ $line .= Html::openElement( 'td', [
+ 'class' => 'mw-changeslist-line-inner',
+ // Used for reliable determination of the affiliated page
+ 'data-target-page' => $rcObj->getTitle(),
+ ] );
+
+ // everything else: makes it easier for extensions to add or remove data
+ $line .= implode( '', $data );
+
+ $line .= "</td></tr></table>\n";
+
+ return $line;
+ }
+
+ /**
+ * Returns value to be used in 'historyLink' element of $data param in
+ * EnhancedChangesListModifyBlockLineData hook.
+ *
+ * @since 1.27
+ *
+ * @param RCCacheEntry $rc
+ * @param array $query array of key/value pairs to append as a query string
+ * @return string HTML
+ */
+ public function getDiffHistLinks( RCCacheEntry $rc, array $query ) {
+ $pageTitle = $rc->getTitle();
+ if ( $rc->getAttribute( 'rc_type' ) == RC_CATEGORIZE ) {
+ // For categorizations we must swap the category title with the page title!
+ $pageTitle = Title::newFromID( $rc->getAttribute( 'rc_cur_id' ) );
+ if ( !$pageTitle ) {
+ // The page has been deleted, but the RC entry
+ // deletion job has not run yet. Just skip.
+ return '';
+ }
+ }
+
+ $retVal = ' ' . $this->msg( 'parentheses' )
+ ->rawParams( $rc->difflink . $this->message['pipe-separator']
+ . $this->linkRenderer->makeKnownLink(
+ $pageTitle,
+ new HtmlArmor( $this->message['hist'] ),
+ [ 'class' => 'mw-changeslist-history' ],
+ $query
+ ) )->escaped();
+ return $retVal;
+ }
+
+ /**
+ * If enhanced RC is in use, this function takes the previously cached
+ * RC lines, arranges them, and outputs the HTML
+ *
+ * @return string
+ */
+ protected function recentChangesBlock() {
+ if ( count( $this->rc_cache ) == 0 ) {
+ return '';
+ }
+
+ $blockOut = '';
+ foreach ( $this->rc_cache as $block ) {
+ if ( count( $block ) < 2 ) {
+ $blockOut .= $this->recentChangesBlockLine( array_shift( $block ) );
+ } else {
+ $blockOut .= $this->recentChangesBlockGroup( $block );
+ }
+ }
+
+ if ( $blockOut === '' ) {
+ return '';
+ }
+ // $this->lastdate is kept up to date by recentChangesLine()
+ return Xml::element( 'h4', null, $this->lastdate ) . "\n<div>" . $blockOut . '</div>';
+ }
+
+ /**
+ * Returns text for the end of RC
+ * If enhanced RC is in use, returns pretty much all the text
+ * @return string
+ */
+ public function endRecentChangesList() {
+ return $this->recentChangesBlock() . '</div>';
+ }
+}
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