--- /dev/null
+<?php
+/**
+ * Base class for all changes lists.
+ *
+ * The class is used for formatting recent changes, related changes and watchlist.
+ *
+ * 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
+ */
+use MediaWiki\Linker\LinkRenderer;
+use MediaWiki\MediaWikiServices;
+use Wikimedia\Rdbms\ResultWrapper;
+
+class ChangesList extends ContextSource {
+ const CSS_CLASS_PREFIX = 'mw-changeslist-';
+
+ /**
+ * @var Skin
+ */
+ public $skin;
+
+ protected $watchlist = false;
+ protected $lastdate;
+ protected $message;
+ protected $rc_cache;
+ protected $rcCacheIndex;
+ protected $rclistOpen;
+ protected $rcMoveIndex;
+
+ /** @var callable */
+ protected $changeLinePrefixer;
+
+ /** @var BagOStuff */
+ protected $watchMsgCache;
+
+ /**
+ * @var LinkRenderer
+ */
+ protected $linkRenderer;
+
+ /**
+ * @var array
+ */
+ protected $filterGroups;
+
+ /**
+ * Changeslist constructor
+ *
+ * @param Skin|IContextSource $obj
+ * @param array $filterGroups Array of ChangesListFilterGroup objects (currently optional)
+ */
+ public function __construct( $obj, array $filterGroups = [] ) {
+ if ( $obj instanceof IContextSource ) {
+ $this->setContext( $obj );
+ $this->skin = $obj->getSkin();
+ } else {
+ $this->setContext( $obj->getContext() );
+ $this->skin = $obj;
+ }
+ $this->preCacheMessages();
+ $this->watchMsgCache = new HashBagOStuff( [ 'maxKeys' => 50 ] );
+ $this->linkRenderer = MediaWikiServices::getInstance()->getLinkRenderer();
+ $this->filterGroups = $filterGroups;
+ }
+
+ /**
+ * Fetch an appropriate changes list class for the specified context
+ * Some users might want to use an enhanced list format, for instance
+ *
+ * @param IContextSource $context
+ * @param array $groups Array of ChangesListFilterGroup objects (currently optional)
+ * @return ChangesList
+ */
+ public static function newFromContext( IContextSource $context, array $groups = [] ) {
+ $user = $context->getUser();
+ $sk = $context->getSkin();
+ $list = null;
+ if ( Hooks::run( 'FetchChangesList', [ $user, &$sk, &$list ] ) ) {
+ $new = $context->getRequest()->getBool( 'enhanced', $user->getOption( 'usenewrc' ) );
+
+ return $new ?
+ new EnhancedChangesList( $context, $groups ) :
+ new OldChangesList( $context, $groups );
+ } else {
+ return $list;
+ }
+ }
+
+ /**
+ * Format a line
+ *
+ * @since 1.27
+ *
+ * @param RecentChange &$rc Passed by reference
+ * @param bool $watched (default false)
+ * @param int $linenumber (default null)
+ *
+ * @return string|bool
+ */
+ public function recentChangesLine( &$rc, $watched = false, $linenumber = null ) {
+ throw new RuntimeException( 'recentChangesLine should be implemented' );
+ }
+
+ /**
+ * Sets the list to use a "<li class='watchlist-(namespace)-(page)'>" tag
+ * @param bool $value
+ */
+ public function setWatchlistDivs( $value = true ) {
+ $this->watchlist = $value;
+ }
+
+ /**
+ * @return bool True when setWatchlistDivs has been called
+ * @since 1.23
+ */
+ public function isWatchlist() {
+ return (bool)$this->watchlist;
+ }
+
+ /**
+ * As we use the same small set of messages in various methods and that
+ * they are called often, we call them once and save them in $this->message
+ */
+ private function preCacheMessages() {
+ if ( !isset( $this->message ) ) {
+ foreach ( [
+ 'cur', 'diff', 'hist', 'enhancedrc-history', 'last', 'blocklink', 'history',
+ 'semicolon-separator', 'pipe-separator' ] as $msg
+ ) {
+ $this->message[$msg] = $this->msg( $msg )->escaped();
+ }
+ }
+ }
+
+ /**
+ * Returns the appropriate flags for new page, minor change and patrolling
+ * @param array $flags Associative array of 'flag' => Bool
+ * @param string $nothing To use for empty space
+ * @return string
+ */
+ public function recentChangesFlags( $flags, $nothing = ' ' ) {
+ $f = '';
+ foreach ( array_keys( $this->getConfig()->get( 'RecentChangesFlags' ) ) as $flag ) {
+ $f .= isset( $flags[$flag] ) && $flags[$flag]
+ ? self::flag( $flag, $this->getContext() )
+ : $nothing;
+ }
+
+ return $f;
+ }
+
+ /**
+ * Get an array of default HTML class attributes for the change.
+ *
+ * @param RecentChange|RCCacheEntry $rc
+ * @param string|bool $watched Optionally timestamp for adding watched class
+ *
+ * @return array of classes
+ */
+ protected function getHTMLClasses( $rc, $watched ) {
+ $classes = [ self::CSS_CLASS_PREFIX . 'line' ];
+ $logType = $rc->mAttribs['rc_log_type'];
+
+ if ( $logType ) {
+ $classes[] = self::CSS_CLASS_PREFIX . 'log';
+ $classes[] = Sanitizer::escapeClass( self::CSS_CLASS_PREFIX . 'log-' . $logType );
+ } else {
+ $classes[] = self::CSS_CLASS_PREFIX . 'edit';
+ $classes[] = Sanitizer::escapeClass( self::CSS_CLASS_PREFIX . 'ns' .
+ $rc->mAttribs['rc_namespace'] . '-' . $rc->mAttribs['rc_title'] );
+ }
+ $classes[] = Sanitizer::escapeClass( self::CSS_CLASS_PREFIX . 'ns-' .
+ $rc->mAttribs['rc_namespace'] );
+
+ // Indicate watched status on the line to allow for more
+ // comprehensive styling.
+ $classes[] = $watched && $rc->mAttribs['rc_timestamp'] >= $watched
+ ? self::CSS_CLASS_PREFIX . 'line-watched'
+ : self::CSS_CLASS_PREFIX . 'line-not-watched';
+
+ $classes = array_merge( $classes, $this->getHTMLClassesForFilters( $rc ) );
+
+ return $classes;
+ }
+
+ /**
+ * Get an array of CSS classes attributed to filters for this row
+ *
+ * @param RecentChange $rc
+ * @return array Array of CSS classes
+ */
+ protected function getHTMLClassesForFilters( $rc ) {
+ $classes = [];
+
+ if ( $this->filterGroups !== null ) {
+ foreach ( $this->filterGroups as $filterGroup ) {
+ foreach ( $filterGroup->getFilters() as $filter ) {
+ $filter->applyCssClassIfNeeded( $this, $rc, $classes );
+ }
+ }
+ }
+
+ return $classes;
+ }
+
+ /**
+ * Make an "<abbr>" element for a given change flag. The flag indicating a new page, minor edit,
+ * bot edit, or unpatrolled edit. In English it typically contains "N", "m", "b", or "!".
+ *
+ * @param string $flag One key of $wgRecentChangesFlags
+ * @param IContextSource $context
+ * @return string HTML
+ */
+ public static function flag( $flag, IContextSource $context = null ) {
+ static $map = [ 'minoredit' => 'minor', 'botedit' => 'bot' ];
+ static $flagInfos = null;
+
+ if ( is_null( $flagInfos ) ) {
+ global $wgRecentChangesFlags;
+ $flagInfos = [];
+ foreach ( $wgRecentChangesFlags as $key => $value ) {
+ $flagInfos[$key]['letter'] = $value['letter'];
+ $flagInfos[$key]['title'] = $value['title'];
+ // Allow customized class name, fall back to flag name
+ $flagInfos[$key]['class'] = isset( $value['class'] ) ? $value['class'] : $key;
+ }
+ }
+
+ $context = $context ?: RequestContext::getMain();
+
+ // Inconsistent naming, kepted for b/c
+ if ( isset( $map[$flag] ) ) {
+ $flag = $map[$flag];
+ }
+
+ $info = $flagInfos[$flag];
+ return Html::element( 'abbr', [
+ 'class' => $info['class'],
+ 'title' => wfMessage( $info['title'] )->setContext( $context )->text(),
+ ], wfMessage( $info['letter'] )->setContext( $context )->text() );
+ }
+
+ /**
+ * Returns text for the start of the tabular part of RC
+ * @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' );
+
+ return '<div class="mw-changeslist">';
+ }
+
+ /**
+ * @param ResultWrapper|array $rows
+ */
+ public function initChangesListRows( $rows ) {
+ Hooks::run( 'ChangesListInitRows', [ $this, $rows ] );
+ }
+
+ /**
+ * Show formatted char difference
+ *
+ * Needs the css module 'mediawiki.special.changeslist' to style output
+ *
+ * @param int $old Number of bytes
+ * @param int $new Number of bytes
+ * @param IContextSource $context
+ * @return string
+ */
+ public static function showCharacterDifference( $old, $new, IContextSource $context = null ) {
+ if ( !$context ) {
+ $context = RequestContext::getMain();
+ }
+
+ $new = (int)$new;
+ $old = (int)$old;
+ $szdiff = $new - $old;
+
+ $lang = $context->getLanguage();
+ $config = $context->getConfig();
+ $code = $lang->getCode();
+ static $fastCharDiff = [];
+ if ( !isset( $fastCharDiff[$code] ) ) {
+ $fastCharDiff[$code] = $config->get( 'MiserMode' )
+ || $context->msg( 'rc-change-size' )->plain() === '$1';
+ }
+
+ $formattedSize = $lang->formatNum( $szdiff );
+
+ if ( !$fastCharDiff[$code] ) {
+ $formattedSize = $context->msg( 'rc-change-size', $formattedSize )->text();
+ }
+
+ if ( abs( $szdiff ) > abs( $config->get( 'RCChangedSizeThreshold' ) ) ) {
+ $tag = 'strong';
+ } else {
+ $tag = 'span';
+ }
+
+ if ( $szdiff === 0 ) {
+ $formattedSizeClass = 'mw-plusminus-null';
+ } elseif ( $szdiff > 0 ) {
+ $formattedSize = '+' . $formattedSize;
+ $formattedSizeClass = 'mw-plusminus-pos';
+ } else {
+ $formattedSizeClass = 'mw-plusminus-neg';
+ }
+
+ $formattedTotalSize = $context->msg( 'rc-change-size-new' )->numParams( $new )->text();
+
+ return Html::element( $tag,
+ [ 'dir' => 'ltr', 'class' => $formattedSizeClass, 'title' => $formattedTotalSize ],
+ $context->msg( 'parentheses', $formattedSize )->plain() ) . $lang->getDirMark();
+ }
+
+ /**
+ * Format the character difference of one or several changes.
+ *
+ * @param RecentChange $old
+ * @param RecentChange $new Last change to use, if not provided, $old will be used
+ * @return string HTML fragment
+ */
+ public function formatCharacterDifference( RecentChange $old, RecentChange $new = null ) {
+ $oldlen = $old->mAttribs['rc_old_len'];
+
+ if ( $new ) {
+ $newlen = $new->mAttribs['rc_new_len'];
+ } else {
+ $newlen = $old->mAttribs['rc_new_len'];
+ }
+
+ if ( $oldlen === null || $newlen === null ) {
+ return '';
+ }
+
+ return self::showCharacterDifference( $oldlen, $newlen, $this->getContext() );
+ }
+
+ /**
+ * Returns text for the end of RC
+ * @return string
+ */
+ public function endRecentChangesList() {
+ $out = $this->rclistOpen ? "</ul>\n" : '';
+ $out .= '</div>';
+
+ return $out;
+ }
+
+ /**
+ * @param string &$s HTML to update
+ * @param mixed $rc_timestamp
+ */
+ public function insertDateHeader( &$s, $rc_timestamp ) {
+ # Make date header if necessary
+ $date = $this->getLanguage()->userDate( $rc_timestamp, $this->getUser() );
+ if ( $date != $this->lastdate ) {
+ if ( $this->lastdate != '' ) {
+ $s .= "</ul>\n";
+ }
+ $s .= Xml::element( 'h4', null, $date ) . "\n<ul class=\"special\">";
+ $this->lastdate = $date;
+ $this->rclistOpen = true;
+ }
+ }
+
+ /**
+ * @param string &$s HTML to update
+ * @param Title $title
+ * @param string $logtype
+ */
+ public function insertLog( &$s, $title, $logtype ) {
+ $page = new LogPage( $logtype );
+ $logname = $page->getName()->setContext( $this->getContext() )->text();
+ $s .= $this->msg( 'parentheses' )->rawParams(
+ $this->linkRenderer->makeKnownLink( $title, $logname )
+ )->escaped();
+ }
+
+ /**
+ * @param string &$s HTML to update
+ * @param RecentChange &$rc
+ * @param bool|null $unpatrolled Unused variable, since 1.27.
+ */
+ public function insertDiffHist( &$s, &$rc, $unpatrolled = null ) {
+ # Diff link
+ if (
+ $rc->mAttribs['rc_type'] == RC_NEW ||
+ $rc->mAttribs['rc_type'] == RC_LOG ||
+ $rc->mAttribs['rc_type'] == RC_CATEGORIZE
+ ) {
+ $diffLink = $this->message['diff'];
+ } elseif ( !self::userCan( $rc, Revision::DELETED_TEXT, $this->getUser() ) ) {
+ $diffLink = $this->message['diff'];
+ } else {
+ $query = [
+ 'curid' => $rc->mAttribs['rc_cur_id'],
+ 'diff' => $rc->mAttribs['rc_this_oldid'],
+ 'oldid' => $rc->mAttribs['rc_last_oldid']
+ ];
+
+ $diffLink = $this->linkRenderer->makeKnownLink(
+ $rc->getTitle(),
+ new HtmlArmor( $this->message['diff'] ),
+ [ 'class' => 'mw-changeslist-diff' ],
+ $query
+ );
+ }
+ if ( $rc->mAttribs['rc_type'] == RC_CATEGORIZE ) {
+ $diffhist = $diffLink . $this->message['pipe-separator'] . $this->message['hist'];
+ } else {
+ $diffhist = $diffLink . $this->message['pipe-separator'];
+ # History link
+ $diffhist .= $this->linkRenderer->makeKnownLink(
+ $rc->getTitle(),
+ new HtmlArmor( $this->message['hist'] ),
+ [ 'class' => 'mw-changeslist-history' ],
+ [
+ 'curid' => $rc->mAttribs['rc_cur_id'],
+ 'action' => 'history'
+ ]
+ );
+ }
+
+ // @todo FIXME: Hard coded ". .". Is there a message for this? Should there be?
+ $s .= $this->msg( 'parentheses' )->rawParams( $diffhist )->escaped() .
+ ' <span class="mw-changeslist-separator">. .</span> ';
+ }
+
+ /**
+ * @param string &$s Article link will be appended to this string, in place.
+ * @param RecentChange $rc
+ * @param bool $unpatrolled
+ * @param bool $watched
+ * @deprecated since 1.27, use getArticleLink instead.
+ */
+ public function insertArticleLink( &$s, RecentChange $rc, $unpatrolled, $watched ) {
+ $s .= $this->getArticleLink( $rc, $unpatrolled, $watched );
+ }
+
+ /**
+ * @param RecentChange &$rc
+ * @param bool $unpatrolled
+ * @param bool $watched
+ * @return string HTML
+ * @since 1.26
+ */
+ public function getArticleLink( &$rc, $unpatrolled, $watched ) {
+ $params = [];
+ if ( $rc->getTitle()->isRedirect() ) {
+ $params = [ 'redirect' => 'no' ];
+ }
+
+ $articlelink = $this->linkRenderer->makeLink(
+ $rc->getTitle(),
+ null,
+ [ 'class' => 'mw-changeslist-title' ],
+ $params
+ );
+ if ( $this->isDeleted( $rc, Revision::DELETED_TEXT ) ) {
+ $articlelink = '<span class="history-deleted">' . $articlelink . '</span>';
+ }
+ # To allow for boldening pages watched by this user
+ $articlelink = "<span class=\"mw-title\">{$articlelink}</span>";
+ # RTL/LTR marker
+ $articlelink .= $this->getLanguage()->getDirMark();
+
+ # TODO: Deprecate the $s argument, it seems happily unused.
+ $s = '';
+ # Avoid PHP 7.1 warning from passing $this by reference
+ $changesList = $this;
+ Hooks::run( 'ChangesListInsertArticleLink',
+ [ &$changesList, &$articlelink, &$s, &$rc, $unpatrolled, $watched ] );
+
+ return "{$s} {$articlelink}";
+ }
+
+ /**
+ * Get the timestamp from $rc formatted with current user's settings
+ * and a separator
+ *
+ * @param RecentChange $rc
+ * @return string HTML fragment
+ */
+ public function getTimestamp( $rc ) {
+ // @todo FIXME: Hard coded ". .". Is there a message for this? Should there be?
+ return $this->message['semicolon-separator'] . '<span class="mw-changeslist-date">' .
+ $this->getLanguage()->userTime(
+ $rc->mAttribs['rc_timestamp'],
+ $this->getUser()
+ ) . '</span> <span class="mw-changeslist-separator">. .</span> ';
+ }
+
+ /**
+ * Insert time timestamp string from $rc into $s
+ *
+ * @param string &$s HTML to update
+ * @param RecentChange $rc
+ */
+ public function insertTimestamp( &$s, $rc ) {
+ $s .= $this->getTimestamp( $rc );
+ }
+
+ /**
+ * Insert links to user page, user talk page and eventually a blocking link
+ *
+ * @param string &$s HTML to update
+ * @param RecentChange &$rc
+ */
+ public function insertUserRelatedLinks( &$s, &$rc ) {
+ if ( $this->isDeleted( $rc, Revision::DELETED_USER ) ) {
+ $s .= ' <span class="history-deleted">' .
+ $this->msg( 'rev-deleted-user' )->escaped() . '</span>';
+ } else {
+ $s .= $this->getLanguage()->getDirMark() . Linker::userLink( $rc->mAttribs['rc_user'],
+ $rc->mAttribs['rc_user_text'] );
+ $s .= Linker::userToolLinks( $rc->mAttribs['rc_user'], $rc->mAttribs['rc_user_text'] );
+ }
+ }
+
+ /**
+ * Insert a formatted action
+ *
+ * @param RecentChange $rc
+ * @return string
+ */
+ public function insertLogEntry( $rc ) {
+ $formatter = LogFormatter::newFromRow( $rc->mAttribs );
+ $formatter->setContext( $this->getContext() );
+ $formatter->setShowUserToolLinks( true );
+ $mark = $this->getLanguage()->getDirMark();
+
+ return $formatter->getActionText() . " $mark" . $formatter->getComment();
+ }
+
+ /**
+ * Insert a formatted comment
+ * @param RecentChange $rc
+ * @return string
+ */
+ public function insertComment( $rc ) {
+ if ( $this->isDeleted( $rc, Revision::DELETED_COMMENT ) ) {
+ return ' <span class="history-deleted">' .
+ $this->msg( 'rev-deleted-comment' )->escaped() . '</span>';
+ } else {
+ return Linker::commentBlock( $rc->mAttribs['rc_comment'], $rc->getTitle() );
+ }
+ }
+
+ /**
+ * Returns the string which indicates the number of watching users
+ * @param int $count Number of user watching a page
+ * @return string
+ */
+ protected function numberofWatchingusers( $count ) {
+ if ( $count <= 0 ) {
+ return '';
+ }
+ $cache = $this->watchMsgCache;
+ return $cache->getWithSetCallback( $count, $cache::TTL_INDEFINITE,
+ function () use ( $count ) {
+ return $this->msg( 'number_of_watching_users_RCview' )
+ ->numParams( $count )->escaped();
+ }
+ );
+ }
+
+ /**
+ * Determine if said field of a revision is hidden
+ * @param RCCacheEntry|RecentChange $rc
+ * @param int $field One of DELETED_* bitfield constants
+ * @return bool
+ */
+ public static function isDeleted( $rc, $field ) {
+ return ( $rc->mAttribs['rc_deleted'] & $field ) == $field;
+ }
+
+ /**
+ * Determine if the current user is allowed to view a particular
+ * field of this revision, if it's marked as deleted.
+ * @param RCCacheEntry|RecentChange $rc
+ * @param int $field
+ * @param User $user User object to check, or null to use $wgUser
+ * @return bool
+ */
+ public static function userCan( $rc, $field, User $user = null ) {
+ if ( $rc->mAttribs['rc_type'] == RC_LOG ) {
+ return LogEventsList::userCanBitfield( $rc->mAttribs['rc_deleted'], $field, $user );
+ } else {
+ return Revision::userCanBitfield( $rc->mAttribs['rc_deleted'], $field, $user );
+ }
+ }
+
+ /**
+ * @param string $link
+ * @param bool $watched
+ * @return string
+ */
+ protected function maybeWatchedLink( $link, $watched = false ) {
+ if ( $watched ) {
+ return '<strong class="mw-watched">' . $link . '</strong>';
+ } else {
+ return '<span class="mw-rc-unwatched">' . $link . '</span>';
+ }
+ }
+
+ /** Inserts a rollback link
+ *
+ * @param string &$s
+ * @param RecentChange &$rc
+ */
+ public function insertRollback( &$s, &$rc ) {
+ if ( $rc->mAttribs['rc_type'] == RC_EDIT
+ && $rc->mAttribs['rc_this_oldid']
+ && $rc->mAttribs['rc_cur_id']
+ ) {
+ $page = $rc->getTitle();
+ /** Check for rollback and edit permissions, disallow special pages, and only
+ * show a link on the top-most revision */
+ if ( $this->getUser()->isAllowed( 'rollback' )
+ && $rc->mAttribs['page_latest'] == $rc->mAttribs['rc_this_oldid']
+ ) {
+ $rev = new Revision( [
+ 'title' => $page,
+ 'id' => $rc->mAttribs['rc_this_oldid'],
+ 'user' => $rc->mAttribs['rc_user'],
+ 'user_text' => $rc->mAttribs['rc_user_text'],
+ 'deleted' => $rc->mAttribs['rc_deleted']
+ ] );
+ $s .= ' ' . Linker::generateRollback( $rev, $this->getContext() );
+ }
+ }
+ }
+
+ /**
+ * @param RecentChange $rc
+ * @return string
+ * @since 1.26
+ */
+ public function getRollback( RecentChange $rc ) {
+ $s = '';
+ $this->insertRollback( $s, $rc );
+ return $s;
+ }
+
+ /**
+ * @param string &$s
+ * @param RecentChange &$rc
+ * @param array &$classes
+ */
+ public function insertTags( &$s, &$rc, &$classes ) {
+ if ( empty( $rc->mAttribs['ts_tags'] ) ) {
+ return;
+ }
+
+ list( $tagSummary, $newClasses ) = ChangeTags::formatSummaryRow(
+ $rc->mAttribs['ts_tags'],
+ 'changeslist',
+ $this->getContext()
+ );
+ $classes = array_merge( $classes, $newClasses );
+ $s .= ' ' . $tagSummary;
+ }
+
+ /**
+ * @param RecentChange $rc
+ * @param array &$classes
+ * @return string
+ * @since 1.26
+ */
+ public function getTags( RecentChange $rc, array &$classes ) {
+ $s = '';
+ $this->insertTags( $s, $rc, $classes );
+ return $s;
+ }
+
+ public function insertExtra( &$s, &$rc, &$classes ) {
+ // Empty, used for subclasses to add anything special.
+ }
+
+ protected function showAsUnpatrolled( RecentChange $rc ) {
+ return self::isUnpatrolled( $rc, $this->getUser() );
+ }
+
+ /**
+ * @param object|RecentChange $rc Database row from recentchanges or a RecentChange object
+ * @param User $user
+ * @return bool
+ */
+ public static function isUnpatrolled( $rc, User $user ) {
+ if ( $rc instanceof RecentChange ) {
+ $isPatrolled = $rc->mAttribs['rc_patrolled'];
+ $rcType = $rc->mAttribs['rc_type'];
+ $rcLogType = $rc->mAttribs['rc_log_type'];
+ } else {
+ $isPatrolled = $rc->rc_patrolled;
+ $rcType = $rc->rc_type;
+ $rcLogType = $rc->rc_log_type;
+ }
+
+ if ( !$isPatrolled ) {
+ if ( $user->useRCPatrol() ) {
+ return true;
+ }
+ if ( $user->useNPPatrol() && $rcType == RC_NEW ) {
+ return true;
+ }
+ if ( $user->useFilePatrol() && $rcLogType == 'upload' ) {
+ return true;
+ }
+ }
+
+ return false;
+ }
+
+ /**
+ * Determines whether a revision is linked to this change; this may not be the case
+ * when the categorization wasn't done by an edit but a conditional parser function
+ *
+ * @since 1.27
+ *
+ * @param RecentChange|RCCacheEntry $rcObj
+ * @return bool
+ */
+ protected function isCategorizationWithoutRevision( $rcObj ) {
+ return intval( $rcObj->getAttribute( 'rc_type' ) ) === RC_CATEGORIZE
+ && intval( $rcObj->getAttribute( 'rc_this_oldid' ) ) === 0;
+ }
+
+ /**
+ * Get recommended data attributes for a change line.
+ * @param RecentChange $rc
+ * @return string[] attribute name => value
+ */
+ protected function getDataAttributes( RecentChange $rc ) {
+ $attrs = [];
+
+ $type = $rc->getAttribute( 'rc_source' );
+ switch ( $type ) {
+ case RecentChange::SRC_EDIT:
+ case RecentChange::SRC_NEW:
+ $attrs['data-mw-revid'] = $rc->mAttribs['rc_this_oldid'];
+ break;
+ case RecentChange::SRC_LOG:
+ $attrs['data-mw-logid'] = $rc->mAttribs['rc_logid'];
+ $attrs['data-mw-logaction'] =
+ $rc->mAttribs['rc_log_type'] . '/' . $rc->mAttribs['rc_log_action'];
+ break;
+ }
+
+ $attrs[ 'data-mw-ts' ] = $rc->getAttribute( 'rc_timestamp' );
+
+ return $attrs;
+ }
+
+ /**
+ * Sets the callable that generates a change line prefix added to the beginning of each line.
+ *
+ * @param callable $prefixer Callable to run that generates the change line prefix.
+ * Takes three parameters: a RecentChange object, a ChangesList object,
+ * and whether the current entry is a grouped entry.
+ */
+ public function setChangeLinePrefixer( callable $prefixer ) {
+ $this->changeLinePrefixer = $prefixer;
+ }
+}
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