invert without namespace doesn't do anything, so ignore it
[lhc/web/wiklou.git] / includes / specials / SpecialContributions.php
index d35503c..a3be33f 100644 (file)
@@ -1,10 +1,32 @@
 <?php
 /**
- * Special:Contributions, show user contributions in a paged list
+ * Implements Special:Contributions
+ *
+ * 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
  * @ingroup SpecialPage
  */
+
+/**
+ * Special:Contributions, show user contributions in a paged list
+ *
+ * @ingroup SpecialPage
+ */
+
 class SpecialContributions extends SpecialPage {
 
        public function __construct() {
@@ -12,7 +34,7 @@ class SpecialContributions extends SpecialPage {
        }
 
        public function execute( $par ) {
-               global $wgUser, $wgOut, $wgLang, $wgRequest;
+               global $wgUser, $wgOut, $wgRequest;
 
                $this->setHeaders();
                $this->outputHeader();
@@ -34,6 +56,8 @@ class SpecialContributions extends SpecialPage {
                        $this->opts['contribs'] = 'newbie';
                }
 
+               $this->opts['deletedOnly'] = $wgRequest->getCheck( 'deletedOnly' );
+
                if( !strlen( $target ) ) {
                        $wgOut->addHTML( $this->getForm() );
                        return;
@@ -41,6 +65,7 @@ class SpecialContributions extends SpecialPage {
 
                $this->opts['limit'] = $wgRequest->getInt( 'limit', $wgUser->getOption('rclimit') );
                $this->opts['target'] = $target;
+               $this->opts['topOnly'] = $wgRequest->getCheck( 'topOnly' );
 
                $nt = Title::makeTitleSafe( NS_USER, $target );
                if( !$nt ) {
@@ -64,10 +89,10 @@ class SpecialContributions extends SpecialPage {
                        $this->opts['namespace'] = '';
                }
 
-               $this->opts['tagfilter'] = (string) $wgRequest->getVal( 'tagfilter' );
-       
+               $this->opts['tagFilter'] = (string) $wgRequest->getVal( 'tagFilter' );
+
                // Allows reverts to have the bot flag in recent changes. It is just here to
-               // be passed in the form at the top of the page 
+               // be passed in the form at the top of the page
                if( $wgUser->isAllowed( 'markbotedits' ) && $wgRequest->getBool( 'bot' ) ) {
                        $this->opts['bot'] = '1';
                }
@@ -81,7 +106,7 @@ class SpecialContributions extends SpecialPage {
                        $this->opts['year'] = $wgRequest->getIntOrNull( 'year' );
                        $this->opts['month'] = $wgRequest->getIntOrNull( 'month' );
                }
-               
+
                // Add RSS/atom links
                $this->setSyndicated();
                $feedType = $wgRequest->getVal( 'feed' );
@@ -89,71 +114,75 @@ class SpecialContributions extends SpecialPage {
                        return $this->feed( $feedType );
                }
 
-               wfRunHooks( 'SpecialContributionsBeforeMainOutput', $id );
+               if ( wfRunHooks( 'SpecialContributionsBeforeMainOutput', array( $id ) ) ) {
 
-               $wgOut->addHTML( $this->getForm() );
+                       $wgOut->addHTML( $this->getForm() );
 
-               $pager = new ContribsPager( $target, $this->opts['namespace'], $this->opts['year'], $this->opts['month'] );
-               if( !$pager->getNumRows() ) {
-                       $wgOut->addWikiMsg( 'nocontribs', $target );
-               } else {
-                       # Show a message about slave lag, if applicable
-                       if( ( $lag = $pager->getDatabase()->getLag() ) > 0 )
-                               $wgOut->showLagWarning( $lag );
-
-                       $wgOut->addHTML(
-                               '<p>' . $pager->getNavigationBar() . '</p>' .
-                               $pager->getBody() .
-                               '<p>' . $pager->getNavigationBar() . '</p>'
-                       );
-               }
+                       $pager = new ContribsPager( array(
+                               'target' => $target,
+                               'namespace' => $this->opts['namespace'],
+                               'year' => $this->opts['year'],
+                               'month' => $this->opts['month'],
+                               'deletedOnly' => $this->opts['deletedOnly'],
+                               'topOnly' => $this->opts['topOnly'],
+                       ) );
+                       if( !$pager->getNumRows() ) {
+                               $wgOut->addWikiMsg( 'nocontribs', $target );
+                       } else {
+                               # Show a message about slave lag, if applicable
+                               if( ( $lag = $pager->getDatabase()->getLag() ) > 0 )
+                                       $wgOut->showLagWarning( $lag );
+
+                               $wgOut->addHTML(
+                                       '<p>' . $pager->getNavigationBar() . '</p>' .
+                                       $pager->getBody() .
+                                       '<p>' . $pager->getNavigationBar() . '</p>'
+                               );
+                       }
 
 
-               # Show the appropriate "footer" message - WHOIS tools, etc.
-               if( $target != 'newbies' ) {
-                       $message = 'sp-contributions-footer';
-                       if ( IP::isIPAddress( $target ) ) {
-                               $message = 'sp-contributions-footer-anon';
-                       } else {
-                               $user = User::newFromName( $target );
-                               if ( !$user || $user->isAnon() ) {
-                                       // No message for non-existing users
-                                       return;
+                       # Show the appropriate "footer" message - WHOIS tools, etc.
+                       if( $target != 'newbies' ) {
+                               $message = 'sp-contributions-footer';
+                               if ( IP::isIPAddress( $target ) ) {
+                                       $message = 'sp-contributions-footer-anon';
+                               } else {
+                                       $user = User::newFromName( $target );
+                                       if ( !$user || $user->isAnon() ) {
+                                               // No message for non-existing users
+                                               return;
+                                       }
                                }
-                       }
 
-                       $text = wfMsgNoTrans( $message, $target );
-                       if( !wfEmptyMsg( $message, $text ) && $text != '-' ) {
-                               $wgOut->wrapWikiMsg(
-                                       "<div class='mw-contributions-footer'>\n$1\n</div>",
-                                       array( $message, $target ) );
+                               $text = wfMsgNoTrans( $message, $target );
+                               if( !wfEmptyMsg( $message, $text ) && $text != '-' ) {
+                                       $wgOut->wrapWikiMsg(
+                                               "<div class='mw-contributions-footer'>\n$1\n</div>",
+                                               array( $message, $target ) );
+                               }
                        }
                }
        }
-       
+
        protected function setSyndicated() {
                global $wgOut;
-               $queryParams = array(
-                       'namespace' => $this->opts['namespace'],
-                       'target'  => $this->opts['target']
-               );
                $wgOut->setSyndicated( true );
-               $wgOut->setFeedAppendQuery( wfArrayToCGI( $queryParams ) );
+               $wgOut->setFeedAppendQuery( wfArrayToCGI( $this->opts ) );
        }
 
        /**
         * Generates the subheading with links
-        * @param Title $nt @see Title object for the target
-        * @param integer $id User ID for the target
+        * @param $nt Title object for the target
+        * @param $id Integer: User ID for the target
         * @return String: appropriately-escaped HTML to be output literally
-        * @fixme Almost the same as getSubTitle in SpecialDeletedContributions.php. Could be combined.
+        * @todo Fixme: almost the same as getSubTitle in SpecialDeletedContributions.php. Could be combined.
         */
        protected function contributionsSub( $nt, $id ) {
                global $wgSysopUserBans, $wgLang, $wgUser, $wgOut;
 
                $sk = $wgUser->getSkin();
 
-               if ( 0 == $id ) {
+               if ( $id === null ) {
                        $user = htmlspecialchars( $nt->getText() );
                } else {
                        $user = $sk->link( $nt, htmlspecialchars( $nt->getText() ) );
@@ -163,7 +192,7 @@ class SpecialContributions extends SpecialPage {
                if( $talk ) {
                        # Talk page link
                        $tools[] = $sk->link( $talk, wfMsgHtml( 'sp-contributions-talk' ) );
-                       if( ( $id != 0 && $wgSysopUserBans ) || ( $id == 0 && IP::isIPAddress( $nt->getText() ) ) ) {
+                       if( ( $id !== null && $wgSysopUserBans ) || ( $id === null && IP::isIPAddress( $nt->getText() ) ) ) {
                                if( $wgUser->isAllowed( 'block' ) ) { # Block / Change block / Unblock links
                                        if ( $userObj->isBlocked() ) {
                                                $tools[] = $sk->linkKnown( # Change block link
@@ -171,12 +200,12 @@ class SpecialContributions extends SpecialPage {
                                                        wfMsgHtml( 'change-blocklink' )
                                                );
                                                $tools[] = $sk->linkKnown( # Unblock link
-                                                       SpecialPage::getTitleFor( 'BlockList' ),
+                                                       SpecialPage::getTitleFor( 'Ipblocklist' ),
                                                        wfMsgHtml( 'unblocklink' ),
                                                        array(),
                                                        array(
                                                                'action' => 'unblock',
-                                                               'ip' => $nt->getDBkey() 
+                                                               'ip' => $nt->getDBkey()
                                                        )
                                                );
                                        }
@@ -216,7 +245,7 @@ class SpecialContributions extends SpecialPage {
 
                        # Add a link to change user rights for privileged users
                        $userrightsPage = new UserrightsPage();
-                       if( 0 !== $id && $userrightsPage->userCanChangeRights( User::newFromId( $id ) ) ) {
+                       if( $id !== null && $userrightsPage->userCanChangeRights( User::newFromId( $id ) ) ) {
                                $tools[] = $sk->linkKnown(
                                        SpecialPage::getTitleFor( 'Userrights', $nt->getDBkey() ),
                                        wfMsgHtml( 'sp-contributions-userrights' )
@@ -238,7 +267,9 @@ class SpecialContributions extends SpecialPage {
                                                'lim' => 1,
                                                'showIfEmpty' => false,
                                                'msgKey' => array(
-                                                       'sp-contributions-blocked-notice',
+                                                       $userObj->isAnon() ?
+                                                               'sp-contributions-blocked-notice-anon' :
+                                                               'sp-contributions-blocked-notice',
                                                        $nt->getText() # Support GENDER in 'sp-contributions-blocked-notice'
                                                ),
                                                'offset' => '' # don't use $wgRequest parameter offset
@@ -260,58 +291,64 @@ class SpecialContributions extends SpecialPage {
 
        /**
         * Generates the namespace selector form with hidden attributes.
-        * @param $this->opts Array: the options to be included.
+        * @return String: HTML fragment
         */
        protected function getForm() {
                global $wgScript;
-       
+
                $this->opts['title'] = $this->getTitle()->getPrefixedText();
                if( !isset( $this->opts['target'] ) ) {
                        $this->opts['target'] = '';
                } else {
                        $this->opts['target'] = str_replace( '_' , ' ' , $this->opts['target'] );
                }
-       
+
                if( !isset( $this->opts['namespace'] ) ) {
                        $this->opts['namespace'] = '';
                }
-       
+
                if( !isset( $this->opts['contribs'] ) ) {
                        $this->opts['contribs'] = 'user';
                }
-       
+
                if( !isset( $this->opts['year'] ) ) {
                        $this->opts['year'] = '';
                }
-       
+
                if( !isset( $this->opts['month'] ) ) {
                        $this->opts['month'] = '';
                }
-       
+
                if( $this->opts['contribs'] == 'newbie' ) {
                        $this->opts['target'] = '';
                }
 
-               if( !isset( $this->opts['tagfilter'] ) ) {
-                       $this->opts['tagfilter'] = '';
+               if( !isset( $this->opts['tagFilter'] ) ) {
+                       $this->opts['tagFilter'] = '';
+               }
+
+               if( !isset( $this->opts['topOnly'] ) ) {
+                       $this->opts['topOnly'] = false;
                }
-       
+
                $f = Xml::openElement( 'form', array( 'method' => 'get', 'action' => $wgScript ) );
-               # Add hidden params for tracking
+
+               # Add hidden params for tracking except for parameters in $skipParameters
+               $skipParameters = array( 'namespace', 'deletedOnly', 'target', 'contribs', 'year', 'month', 'topOnly' );
                foreach ( $this->opts as $name => $value ) {
-                       if( in_array( $name, array( 'namespace', 'target', 'contribs', 'year', 'month' ) ) ) {
+                       if( in_array( $name, $skipParameters ) ) {
                                continue;
                        }
                        $f .= "\t" . Xml::hidden( $name, $value ) . "\n";
                }
 
-               $tagFilter = ChangeTags::buildTagFilterSelector( $this->opts['tagfilter'] );
-       
+               $tagFilter = ChangeTags::buildTagFilterSelector( $this->opts['tagFilter'] );
+
                $f .= '<fieldset>' .
                        Xml::element( 'legend', array(), wfMsg( 'sp-contributions-search' ) ) .
-                       Xml::radioLabel( wfMsgExt( 'sp-contributions-newbies', array( 'parsemag' ) ), 
+                       Xml::radioLabel( wfMsgExt( 'sp-contributions-newbies', array( 'parsemag' ) ),
                                'contribs', 'newbie' , 'newbie', $this->opts['contribs'] == 'newbie' ? true : false ) . '<br />' .
-                       Xml::radioLabel( wfMsgExt( 'sp-contributions-username', array( 'parsemag' ) ), 
+                       Xml::radioLabel( wfMsgExt( 'sp-contributions-username', array( 'parsemag' ) ),
                                'contribs' , 'user', 'user', $this->opts['contribs'] == 'user' ? true : false ) . ' ' .
                        Html::input( 'target', $this->opts['target'], 'text', array(
                                'size' => '20',
@@ -321,38 +358,40 @@ class SpecialContributions extends SpecialPage {
                        Xml::label( wfMsg( 'namespace' ), 'namespace' ) . ' ' .
                        Xml::namespaceSelector( $this->opts['namespace'], '' ) .
                        '</span>' .
-                       ( $tagFilter ? Xml::tags( 'p', null, implode( '&nbsp;', $tagFilter ) ) : '' ) .
+                       Xml::checkLabel( wfMsg( 'history-show-deleted' ),
+                               'deletedOnly', 'mw-show-deleted-only', $this->opts['deletedOnly'] ) . '<br />' .
+                       Xml::tags( 'p', null, Xml::checkLabel( wfMsg( 'sp-contributions-toponly' ),
+                               'topOnly', 'mw-show-top-only', $this->opts['topOnly'] ) ) .
+                       ( $tagFilter ? Xml::tags( 'p', null, implode( '&#160;', $tagFilter ) ) : '' ) .
                        Xml::openElement( 'p' ) .
                        '<span style="white-space: nowrap">' .
                        Xml::dateMenu( $this->opts['year'], $this->opts['month'] ) .
                        '</span>' . ' ' .
                        Xml::submitButton( wfMsg( 'sp-contributions-submit' ) ) .
                        Xml::closeElement( 'p' );
-       
+
                $explain = wfMsgExt( 'sp-contributions-explain', 'parseinline' );
                if( !wfEmptyMsg( 'sp-contributions-explain', $explain ) )
                        $f .= "<p id='mw-sp-contributions-explain'>{$explain}</p>";
-       
+
                $f .= '</fieldset>' .
                        Xml::closeElement( 'form' );
                return $f;
        }
-       
+
        /**
         * Output a subscription feed listing recent edits to this page.
-        * @param string $type
+        * @param $type String
         */
        protected function feed( $type ) {
-               global $wgRequest, $wgFeed, $wgFeedClasses, $wgFeedLimit;
+               global $wgFeed, $wgFeedClasses, $wgFeedLimit, $wgOut;
 
                if( !$wgFeed ) {
-                       global $wgOut;
                        $wgOut->addWikiMsg( 'feed-unavailable' );
                        return;
                }
 
                if( !isset( $wgFeedClasses[$type] ) ) {
-                       global $wgOut;
                        $wgOut->addWikiMsg( 'feed-invalid' );
                        return;
                }
@@ -362,13 +401,20 @@ class SpecialContributions extends SpecialPage {
                        wfMsgExt( 'tagline', 'parsemag' ),
                        $this->getTitle()->getFullUrl() . "/" . urlencode($this->opts['target'])
                );
-                       
+
                // Already valid title
                $nt = Title::makeTitleSafe( NS_USER, $this->opts['target'] );
                $target = $this->opts['target'] == 'newbies' ? 'newbies' : $nt->getText();
-                       
-               $pager = new ContribsPager( $target, $this->opts['namespace'], 
-                       $this->opts['year'], $this->opts['month'], $this->opts['tagfilter'] );
+
+               $pager = new ContribsPager( array(
+                       'target' => $target,
+                       'namespace' => $this->opts['namespace'],
+                       'year' => $this->opts['year'],
+                       'month' => $this->opts['month'],
+                       'tagFilter' => $this->opts['tagFilter'],
+                       'deletedOnly' => $this->opts['deletedOnly'],
+                       'topOnly' => $this->opts['topOnly'],
+               ) );
 
                $pager->mLimit = min( $this->opts['limit'], $wgFeedLimit );
 
@@ -404,7 +450,7 @@ class SpecialContributions extends SpecialPage {
                                $comments
                        );
                } else {
-                       return NULL;
+                       return null;
                }
        }
 
@@ -415,7 +461,7 @@ class SpecialContributions extends SpecialPage {
        protected function feedItemDesc( $revision ) {
                if( $revision ) {
                        return '<p>' . htmlspecialchars( $revision->getUserText() ) . wfMsgForContent( 'colon-separator' ) .
-                               htmlspecialchars( FeedItem::stripComment( $revision->getComment() ) ) . 
+                               htmlspecialchars( FeedItem::stripComment( $revision->getComment() ) ) .
                                "</p>\n<hr />\n<div>" .
                                nl2br( htmlspecialchars( $revision->getText() ) ) . "</div>";
                }
@@ -432,19 +478,24 @@ class ContribsPager extends ReverseChronologicalPager {
        var $messages, $target;
        var $namespace = '', $mDb;
 
-       function __construct( $target, $namespace = false, $year = false, $month = false, $tagFilter = false ) {
+       function __construct( $options ) {
                parent::__construct();
 
                $msgs = array( 'uctop', 'diff', 'newarticle', 'rollbacklink', 'diff', 'hist', 'rev-delundel', 'pipe-separator' );
 
                foreach( $msgs as $msg ) {
-                       $this->messages[$msg] = wfMsgExt( $msg, array( 'escape' ) );
+                       $this->messages[$msg] = wfMsgExt( $msg, array( 'escapenoentities' ) );
                }
 
-               $this->target = $target;
-               $this->namespace = $namespace;
-               $this->tagFilter = $tagFilter;
+               $this->target = isset( $options['target'] ) ? $options['target'] : '';
+               $this->namespace = isset( $options['namespace'] ) ? $options['namespace'] : '';
+               $this->tagFilter = isset( $options['tagFilter'] ) ? $options['tagFilter'] : false;
 
+               $this->deletedOnly = !empty( $options['deletedOnly'] );
+               $this->topOnly = !empty( $options['topOnly'] );
+
+               $year = isset( $options['year'] ) ? $options['year'] : false;
+               $month = isset( $options['month'] ) ? $options['month'] : false;
                $this->getDateCond( $year, $month );
 
                $this->mDb = wfGetDB( DB_SLAVE, 'contributions' );
@@ -459,7 +510,7 @@ class ContribsPager extends ReverseChronologicalPager {
        function getQueryInfo() {
                global $wgUser;
                list( $tables, $index, $userCond, $join_cond ) = $this->getUserCond();
-               
+
                $conds = array_merge( $userCond, $this->getNamespaceCond() );
                // Paranoia: avoid brute force searches (bug 17342)
                if( !$wgUser->isAllowed( 'deletedhistory' ) ) {
@@ -469,12 +520,12 @@ class ContribsPager extends ReverseChronologicalPager {
                                ' != ' . Revision::SUPPRESSED_USER;
                }
                $join_cond['page'] = array( 'INNER JOIN', 'page_id=rev_page' );
-               
+
                $queryInfo = array(
                        'tables' => $tables,
                        'fields' => array(
                                'page_namespace', 'page_title', 'page_is_new', 'page_latest', 'page_is_redirect',
-                               'page_len','rev_id', 'rev_page', 'rev_text_id', 'rev_timestamp', 'rev_comment', 
+                               'page_len','rev_id', 'rev_page', 'rev_text_id', 'rev_timestamp', 'rev_comment',
                                'rev_minor_edit', 'rev_user', 'rev_user_text', 'rev_parent_id', 'rev_deleted'
                        ),
                        'conds' => $conds,
@@ -511,6 +562,12 @@ class ContribsPager extends ReverseChronologicalPager {
                        $condition['rev_user_text'] = $this->target;
                        $index = 'usertext_timestamp';
                }
+               if( $this->deletedOnly ) {
+                       $condition[] = "rev_deleted != '0'";
+               }
+               if( $this->topOnly ) {
+                       $condition[] = "rev_id = page_latest";
+               }
                return array( $tables, $index, $condition, $join_conds );
        }
 
@@ -565,13 +622,15 @@ class ContribsPager extends ReverseChronologicalPager {
                if( $row->rev_id == $row->page_latest ) {
                        $topmarktext .= '<span class="mw-uctop">' . $this->messages['uctop'] . '</span>';
                        # Add rollback link
-                       if( !$row->page_is_new && $page->quickUserCan( 'rollback' ) && $page->quickUserCan( 'edit' ) ) {
+                       if( !$row->page_is_new && $page->quickUserCan( 'rollback' )
+                               && $page->quickUserCan( 'edit' ) )
+                       {
                                $topmarktext .= ' '.$sk->generateRollback( $rev );
                        }
                }
                # Is there a visible previous revision?
-               if( !$rev->isDeleted( Revision::DELETED_TEXT ) && $rev->getParentId() !== 0 ) {
-                       $difftext = $this->messages['pipe-separator'] . $sk->linkKnown(
+               if( $rev->userCan( Revision::DELETED_TEXT ) && $rev->getParentId() !== 0 ) {
+                       $difftext = $sk->linkKnown(
                                $page,
                                $this->messages['diff'],
                                array(),
@@ -579,11 +638,11 @@ class ContribsPager extends ReverseChronologicalPager {
                                        'diff' => 'prev',
                                        'oldid' => $row->rev_id
                                )
-                       ) . ')';
+                       );
                } else {
-                       $difftext = $this->messages['pipe-separator'] . $this->messages['diff'] . ')';
+                       $difftext = $this->messages['diff'];
                }
-               $histlink = '('.$sk->linkKnown(
+               $histlink = $sk->linkKnown(
                        $page,
                        $this->messages['hist'],
                        array(),
@@ -592,15 +651,18 @@ class ContribsPager extends ReverseChronologicalPager {
 
                $comment = $wgContLang->getDirMark() . $sk->revComment( $rev, false, true );
                $date = $wgLang->timeanddate( wfTimestamp( TS_MW, $row->rev_timestamp ), true );
-               if( $rev->isDeleted( Revision::DELETED_TEXT ) ) {
-                       $d = '<span class="history-deleted">' . $date . '</span>';
-               } else {
+               if( $rev->userCan( Revision::DELETED_TEXT ) ) {
                        $d = $sk->linkKnown(
                                $page,
                                htmlspecialchars($date),
                                array(),
                                array( 'oldid' => intval( $row->rev_id ) )
                        );
+               } else {
+                       $d = $date;
+               }
+               if( $rev->isDeleted( Revision::DELETED_TEXT ) ) {
+                       $d = '<span class="history-deleted">' . $d . '</span>';
                }
 
                if( $this->target == 'newbies' ) {
@@ -641,11 +703,12 @@ class ContribsPager extends ReverseChronologicalPager {
                        $del = '';
                }
 
-               $ret = "{$del}{$d} {$histlink}{$difftext} {$nflag}{$mflag} {$link}{$userlink} {$comment} {$topmarktext}";
-               
+               $diffHistLinks = '(' . $difftext . $this->messages['pipe-separator'] . $histlink . ')';
+               $ret = "{$del}{$d} {$diffHistLinks} {$nflag}{$mflag} {$link}{$userlink} {$comment} {$topmarktext}";
+
                # Denote if username is redacted for this edit
                if( $rev->isDeleted( Revision::DELETED_USER ) ) {
-                       $ret .= " <strong>" . wfMsgHtml('rev-deleted-user') . "</strong>";
+                       $ret .= " <strong>" . wfMsgHtml('rev-deleted-user-contribs') . "</strong>";
                }
 
                # Tags, if any.
@@ -671,4 +734,15 @@ class ContribsPager extends ReverseChronologicalPager {
                return $this->mDb;
        }
 
+       /**
+        * Overwrite Pager function and return a helpful comment
+        */
+       function getSqlComment() {
+               if ( $this->namespace || $this->deletedOnly ) {
+                       return 'contributions page filtered for namespace or RevisionDeleted edits'; // potentially slow, see CR r58153
+               } else {
+                       return 'contributions page unfiltered';
+               }
+       }
+
 }