simplify r107833 per CR, just use wfExpandUrl()
[lhc/web/wiklou.git] / includes / specials / SpecialContributions.php
index d960791..865295b 100644 (file)
@@ -1,5 +1,6 @@
 <?php
 /**
+ * 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
  * 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
- * @file
+ *
  * @ingroup SpecialPage
  */
 
 class SpecialContributions extends SpecialPage {
 
+       protected $opts;
+
        public function __construct() {
                parent::__construct( 'Contributions' );
        }
 
        public function execute( $par ) {
-               global $wgUser, $wgOut, $wgRequest;
-
                $this->setHeaders();
                $this->outputHeader();
+               $out = $this->getOutput();
+               $out->addModuleStyles( 'mediawiki.special' );
 
                $this->opts = array();
+               $request = $this->getRequest();
 
-               if( $par == 'newbies' ) {
+               if ( $par == 'newbies' ) {
                        $target = 'newbies';
                        $this->opts['contribs'] = 'newbie';
-               } elseif( isset( $par ) ) {
+               } elseif ( $par !== null ) {
                        $target = $par;
                } else {
-                       $target = $wgRequest->getVal( 'target' );
+                       $target = $request->getVal( 'target' );
                }
 
                // check for radiobox
-               if( $wgRequest->getVal( 'contribs' ) == 'newbie' ) {
+               if ( $request->getVal( 'contribs' ) == 'newbie' ) {
                        $target = 'newbies';
                        $this->opts['contribs'] = 'newbie';
+               } else {
+                       $this->opts['contribs'] = 'user';
                }
 
-               $this->opts['deletedOnly'] = $wgRequest->getCheck( 'deletedOnly' );
+               $this->opts['deletedOnly'] = $request->getBool( 'deletedOnly' );
 
-               if( !strlen( $target ) ) {
-                       $wgOut->addHTML( $this->getForm() );
+               if ( !strlen( $target ) ) {
+                       $out->addHTML( $this->getForm() );
                        return;
                }
 
-               $this->opts['limit'] = $wgRequest->getInt( 'limit', $wgUser->getOption('rclimit') );
+               $user = $this->getUser();
+
+               $this->opts['limit'] = $request->getInt( 'limit', $user->getOption( 'rclimit' ) );
                $this->opts['target'] = $target;
-               $this->opts['topOnly'] = $wgRequest->getCheck( 'topOnly' );
+               $this->opts['topOnly'] = $request->getBool( 'topOnly' );
 
-               $nt = Title::makeTitleSafe( NS_USER, $target );
-               if( !$nt ) {
-                       $wgOut->addHTML( $this->getForm() );
+               $userObj = User::newFromName( $target, false );
+               if ( !$userObj ) {
+                       $out->addHTML( $this->getForm() );
                        return;
                }
-               $id = User::idFromName( $nt->getText() );
+               $nt = $userObj->getUserPage();
+               $id = $userObj->getID();
 
-               if( $target != 'newbies' ) {
+               if ( $this->opts['contribs'] != 'newbie' ) {
                        $target = $nt->getText();
-                       $wgOut->setSubtitle( $this->contributionsSub( $nt, $id ) );
-                       $wgOut->setHTMLTitle( wfMsg( 'pagetitle', wfMsgExt( 'contributions-title', array( 'parsemag' ),$target ) ) );
+                       $out->addSubtitle( $this->contributionsSub( $userObj ) );
+                       $out->setHTMLTitle( $this->msg( 'pagetitle', $this->msg( 'contributions-title', $target )->plain() ) );
+                       $this->getSkin()->setRelevantUser( $userObj );
                } else {
-                       $wgOut->setSubtitle( wfMsgHtml( 'sp-contributions-newbies-sub') );
-                       $wgOut->setHTMLTitle( wfMsg( 'pagetitle', wfMsg( 'sp-contributions-newbies-title' ) ) );
+                       $out->addSubtitle( $this->msg( 'sp-contributions-newbies-sub' ) );
+                       $out->setHTMLTitle( $this->msg( 'pagetitle', $this->msg( 'sp-contributions-newbies-title' )->plain() ) );
                }
 
-               if( ( $ns = $wgRequest->getVal( 'namespace', null ) ) !== null && $ns !== '' ) {
+               if ( ( $ns = $request->getVal( 'namespace', null ) ) !== null && $ns !== '' ) {
                        $this->opts['namespace'] = intval( $ns );
                } else {
                        $this->opts['namespace'] = '';
                }
 
-               $this->opts['tagFilter'] = (string) $wgRequest->getVal( 'tagFilter' );
+               $this->opts['associated'] = $request->getBool( 'associated' );
+
+               $this->opts['nsInvert'] = (bool) $request->getVal( 'nsInvert' );
+
+               $this->opts['tagfilter'] = (string) $request->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
-               if( $wgUser->isAllowed( 'markbotedits' ) && $wgRequest->getBool( 'bot' ) ) {
+               if ( $user->isAllowed( 'markbotedits' ) && $request->getBool( 'bot' ) ) {
                        $this->opts['bot'] = '1';
                }
 
-               $skip = $wgRequest->getText( 'offset' ) || $wgRequest->getText( 'dir' ) == 'prev';
+               $skip = $request->getText( 'offset' ) || $request->getText( 'dir' ) == 'prev';
                # Offset overrides year/month selection
-               if( $skip ) {
+               if ( $skip ) {
                        $this->opts['year'] = '';
                        $this->opts['month'] = '';
                } else {
-                       $this->opts['year'] = $wgRequest->getIntOrNull( 'year' );
-                       $this->opts['month'] = $wgRequest->getIntOrNull( 'month' );
+                       $this->opts['year'] = $request->getIntOrNull( 'year' );
+                       $this->opts['month'] = $request->getIntOrNull( 'month' );
+               }
+
+               $feedType = $request->getVal( 'feed' );
+               if ( $feedType ) {
+                       // Maintain some level of backwards compatability
+                       // If people request feeds using the old parameters, redirect to API
+                       $apiParams = array(
+                               'action' => 'feedcontributions',
+                               'feedformat' => $feedType,
+                               'user' => $target,
+                       );
+                       if ( $this->opts['topOnly'] ) {
+                               $apiParams['toponly'] = true;
+                       }
+                       if ( $this->opts['deletedOnly'] ) {
+                               $apiParams['deletedonly'] = true;
+                       }
+                       if ( $this->opts['tagfilter'] !== '' ) {
+                               $apiParams['tagfilter'] = $this->opts['tagfilter'];
+                       }
+                       if ( $this->opts['namespace'] !== '' ) {
+                               $apiParams['namespace'] = $this->opts['namespace'];
+                       }
+                       if ( $this->opts['year'] !== null ) {
+                               $apiParams['year'] = $this->opts['year'];
+                       }
+                       if ( $this->opts['month'] !== null ) {
+                               $apiParams['month'] = $this->opts['month'];
+                       }
+
+                       $url = wfScript( 'api' ) . '?' . wfArrayToCGI( $apiParams );
+
+                       $out->redirect( $url, '301' );
+                       return;
                }
 
                // Add RSS/atom links
-               $this->setSyndicated();
-               $feedType = $wgRequest->getVal( 'feed' );
-               if( $feedType ) {
-                       return $this->feed( $feedType );
-               }
+               $this->addFeedLinks( array( 'action' => 'feedcontributions', 'user' => $target ) );
 
                if ( wfRunHooks( 'SpecialContributionsBeforeMainOutput', array( $id ) ) ) {
 
-                       $wgOut->addHTML( $this->getForm() );
+                       $out->addHTML( $this->getForm() );
 
-                       $pager = new ContribsPager( array(
+                       $pager = new ContribsPager( $this->getContext(), array(
                                'target' => $target,
+                               'contribs' => $this->opts['contribs'],
                                'namespace' => $this->opts['namespace'],
                                'year' => $this->opts['year'],
                                'month' => $this->opts['month'],
                                'deletedOnly' => $this->opts['deletedOnly'],
                                'topOnly' => $this->opts['topOnly'],
+                               'nsInvert' => $this->opts['nsInvert'],
+                               'associated' => $this->opts['associated'],
                        ) );
-                       if( !$pager->getNumRows() ) {
-                               $wgOut->addWikiMsg( 'nocontribs', $target );
+                       if ( !$pager->getNumRows() ) {
+                               $out->addWikiMsg( 'nocontribs', $target );
                        } else {
                                # Show a message about slave lag, if applicable
-                               if( ( $lag = $pager->getDatabase()->getLag() ) > 0 )
-                                       $wgOut->showLagWarning( $lag );
+                               $lag = wfGetLB()->safeGetLag( $pager->getDatabase() );
+                               if ( $lag > 0 )
+                                       $out->showLagWarning( $lag );
 
-                               $wgOut->addHTML(
+                               $out->addHTML(
                                        '<p>' . $pager->getNavigationBar() . '</p>' .
                                        $pager->getBody() .
                                        '<p>' . $pager->getNavigationBar() . '</p>'
                                );
                        }
-
+                       $out->preventClickjacking( $pager->getPreventClickjacking() );
 
                        # Show the appropriate "footer" message - WHOIS tools, etc.
-                       if( $target != 'newbies' ) {
+                       if ( $this->opts['contribs'] != 'newbie' ) {
                                $message = 'sp-contributions-footer';
                                if ( IP::isIPAddress( $target ) ) {
                                        $message = 'sp-contributions-footer-anon';
                                } else {
-                                       $user = User::newFromName( $target );
-                                       if ( !$user || $user->isAnon() ) {
+                                       if ( $userObj->isAnon() ) {
                                                // No message for non-existing users
                                                return;
                                        }
                                }
 
-                               $text = wfMsgNoTrans( $message, $target );
-                               if( !wfEmptyMsg( $message, $text ) && $text != '-' ) {
-                                       $wgOut->wrapWikiMsg(
+                               if ( !$this->msg( $message, $target )->isDisabled() ) {
+                                       $out->wrapWikiMsg(
                                                "<div class='mw-contributions-footer'>\n$1\n</div>",
                                                array( $message, $target ) );
                                }
@@ -160,104 +209,31 @@ class SpecialContributions extends SpecialPage {
                }
        }
 
-       protected function setSyndicated() {
-               global $wgOut;
-               $wgOut->setSyndicated( true );
-               $wgOut->setFeedAppendQuery( wfArrayToCGI( $this->opts ) );
-       }
-
        /**
         * Generates the subheading with links
-        * @param $nt Title object for the target
-        * @param $id Integer: User ID for the target
+        * @param $userObj User object for the target
         * @return String: appropriately-escaped HTML to be output literally
-        * @todo 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 ( $id === null ) {
-                       $user = htmlspecialchars( $nt->getText() );
+       protected function contributionsSub( $userObj ) {
+               if ( $userObj->isAnon() ) {
+                       $user = htmlspecialchars( $userObj->getName() );
                } else {
-                       $user = $sk->link( $nt, htmlspecialchars( $nt->getText() ) );
-               }
-               $userObj = User::newFromName( $nt->getText(), /* check for username validity not needed */ false );
-               $talk = $nt->getTalkPage();
-               if( $talk ) {
-                       # Talk page link
-                       $tools[] = $sk->link( $talk, wfMsgHtml( 'sp-contributions-talk' ) );
-                       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
-                                                       SpecialPage::getTitleFor( 'Blockip', $nt->getDBkey() ),
-                                                       wfMsgHtml( 'change-blocklink' )
-                                               );
-                                               $tools[] = $sk->linkKnown( # Unblock link
-                                                       SpecialPage::getTitleFor( 'Ipblocklist' ),
-                                                       wfMsgHtml( 'unblocklink' ),
-                                                       array(),
-                                                       array(
-                                                               'action' => 'unblock',
-                                                               'ip' => $nt->getDBkey()
-                                                       )
-                                               );
-                                       }
-                                       else { # User is not blocked
-                                               $tools[] = $sk->linkKnown( # Block link
-                                                       SpecialPage::getTitleFor( 'Blockip', $nt->getDBkey() ),
-                                                       wfMsgHtml( 'blocklink' )
-                                               );
-                                       }
-                               }
-                               # Block log link
-                               $tools[] = $sk->linkKnown(
-                                       SpecialPage::getTitleFor( 'Log' ),
-                                       wfMsgHtml( 'sp-contributions-blocklog' ),
-                                       array(),
-                                       array(
-                                               'type' => 'block',
-                                               'page' => $nt->getPrefixedText()
-                                       )
-                               );
-                       }
-                       # Other logs link
-                       $tools[] = $sk->linkKnown(
-                               SpecialPage::getTitleFor( 'Log' ),
-                               wfMsgHtml( 'sp-contributions-logs' ),
-                               array(),
-                               array( 'user' => $nt->getText() )
-                       );
-
-                       # Add link to deleted user contributions for priviledged users
-                       if( $wgUser->isAllowed( 'deletedhistory' ) ) {
-                               $tools[] = $sk->linkKnown(
-                                       SpecialPage::getTitleFor( 'DeletedContributions', $nt->getDBkey() ),
-                                       wfMsgHtml( 'sp-contributions-deleted' )
-                               );
-                       }
-
-                       # Add a link to change user rights for privileged users
-                       $userrightsPage = new UserrightsPage();
-                       if( $id !== null && $userrightsPage->userCanChangeRights( User::newFromId( $id ) ) ) {
-                               $tools[] = $sk->linkKnown(
-                                       SpecialPage::getTitleFor( 'Userrights', $nt->getDBkey() ),
-                                       wfMsgHtml( 'sp-contributions-userrights' )
-                               );
-                       }
-
-                       wfRunHooks( 'ContributionsToolLinks', array( $id, $nt, &$tools ) );
-
-                       $links = $wgLang->pipeList( $tools );
+                       $user = Linker::link( $userObj->getUserPage(), htmlspecialchars( $userObj->getName() ) );
+               }
+               $nt = $userObj->getUserPage();
+               $talk = $userObj->getTalkPage();
+               if ( $talk ) {
+                       $tools = $this->getUserLinks( $nt, $talk, $userObj );
+                       $links = $this->getLanguage()->pipeList( $tools );
 
                        // Show a note if the user is blocked and display the last block log entry.
                        if ( $userObj->isBlocked() ) {
+                               $out = $this->getOutput(); // showLogExtract() wants first parameter by reference
                                LogEventsList::showLogExtract(
-                                       $wgOut,
+                                       $out,
                                        'block',
-                                       $nt->getPrefixedText(),
+                                       $nt,
                                        '',
                                        array(
                                                'lim' => 1,
@@ -266,9 +242,9 @@ class SpecialContributions extends SpecialPage {
                                                        $userObj->isAnon() ?
                                                                'sp-contributions-blocked-notice-anon' :
                                                                'sp-contributions-blocked-notice',
-                                                       $nt->getText() # Support GENDER in 'sp-contributions-blocked-notice'
+                                                       $userObj->getName() # Support GENDER in 'sp-contributions-blocked-notice'
                                                ),
-                                               'offset' => '' # don't use $wgRequest parameter offset
+                                               'offset' => '' # don't use WebRequest parameter offset
                                        )
                                );
                        }
@@ -278,11 +254,88 @@ class SpecialContributions extends SpecialPage {
                // languages that want to put the "for" bit right after $user but before
                // $links.  If 'contribsub' is around, use it for reverse compatibility,
                // otherwise use 'contribsub2'.
-               if( wfEmptyMsg( 'contribsub', wfMsg( 'contribsub' ) ) ) {
-                       return wfMsgHtml( 'contribsub2', $user, $links );
+               $oldMsg = $this->msg( 'contribsub' );
+               if ( $oldMsg->exists() ) {
+                       return $oldMsg->rawParams( "$user ($links)" );
                } else {
-                       return wfMsgHtml( 'contribsub', "$user ($links)" );
+                       return $this->msg( 'contribsub2' )->rawParams( $user, $links );
+               }
+       }
+
+       /**
+        * Links to different places.
+        * @param $userpage Title: Target user page
+        * @param $talkpage Title: Talk page
+        * @param $target User: Target user object
+        * @return array
+        */
+       public function getUserLinks( Title $userpage, Title $talkpage, User $target ) {
+
+               $id = $target->getId();
+               $username = $target->getName();
+
+               $tools[] = Linker::link( $talkpage, $this->msg( 'sp-contributions-talk' )->escaped() );
+
+               if ( ( $id !== null ) || ( $id === null && IP::isIPAddress( $username ) ) ) {
+                       if ( $this->getUser()->isAllowed( 'block' ) ) { # Block / Change block / Unblock links
+                               if ( $target->isBlocked() ) {
+                                       $tools[] = Linker::linkKnown( # Change block link
+                                               SpecialPage::getTitleFor( 'Block', $username ),
+                                               $this->msg( 'change-blocklink' )->escaped()
+                                       );
+                                       $tools[] = Linker::linkKnown( # Unblock link
+                                               SpecialPage::getTitleFor( 'Unblock', $username ),
+                                               $this->msg( 'unblocklink' )->escaped()
+                                       );
+                               } else { # User is not blocked
+                                       $tools[] = Linker::linkKnown( # Block link
+                                               SpecialPage::getTitleFor( 'Block', $username ),
+                                               $this->msg( 'blocklink' )->escaped()
+                                       );
+                               }
+                       }
+                       # Block log link
+                       $tools[] = Linker::linkKnown(
+                               SpecialPage::getTitleFor( 'Log', 'block' ),
+                               $this->msg( 'sp-contributions-blocklog' )->escaped(),
+                               array(),
+                               array(
+                                       'page' => $userpage->getPrefixedText()
+                               )
+                       );
                }
+               # Uploads
+               $tools[] = Linker::linkKnown(
+                       SpecialPage::getTitleFor( 'Listfiles', $username ),
+                       $this->msg( 'sp-contributions-uploads' )->escaped()
+               );
+
+               # Other logs link
+               $tools[] = Linker::linkKnown(
+                       SpecialPage::getTitleFor( 'Log', $username ),
+                       $this->msg( 'sp-contributions-logs' )->escaped()
+               );
+
+               # Add link to deleted user contributions for priviledged users
+               if ( $this->getUser()->isAllowed( 'deletedhistory' ) ) {
+                       $tools[] = Linker::linkKnown(
+                               SpecialPage::getTitleFor( 'DeletedContributions', $username ),
+                               $this->msg( 'sp-contributions-deleted' )->escaped()
+                       );
+               }
+
+               # Add a link to change user rights for privileged users
+               $userrightsPage = new UserrightsPage();
+               $userrightsPage->setContext( $this->getContext() );
+               if ( $id !== null && $userrightsPage->userCanChangeRights( $target ) ) {
+                       $tools[] = Linker::linkKnown(
+                               SpecialPage::getTitleFor( 'Userrights', $username ),
+                               $this->msg( 'sp-contributions-userrights' )->escaped()
+                       );
+               }
+
+               wfRunHooks( 'ContributionsToolLinks', array( $id, $userpage, &$tools ) );
+               return $tools;
        }
 
        /**
@@ -293,177 +346,185 @@ class SpecialContributions extends SpecialPage {
                global $wgScript;
 
                $this->opts['title'] = $this->getTitle()->getPrefixedText();
-               if( !isset( $this->opts['target'] ) ) {
+               if ( !isset( $this->opts['target'] ) ) {
                        $this->opts['target'] = '';
                } else {
                        $this->opts['target'] = str_replace( '_' , ' ' , $this->opts['target'] );
                }
 
-               if( !isset( $this->opts['namespace'] ) ) {
+               if ( !isset( $this->opts['namespace'] ) ) {
                        $this->opts['namespace'] = '';
                }
 
-               if( !isset( $this->opts['contribs'] ) ) {
+               if ( !isset( $this->opts['nsInvert'] ) ) {
+                       $this->opts['nsInvert'] = '';
+               }
+
+               if ( !isset( $this->opts['associated'] ) ) {
+                       $this->opts['associated'] = false;
+               }
+
+               if ( !isset( $this->opts['contribs'] ) ) {
                        $this->opts['contribs'] = 'user';
                }
 
-               if( !isset( $this->opts['year'] ) ) {
+               if ( !isset( $this->opts['year'] ) ) {
                        $this->opts['year'] = '';
                }
 
-               if( !isset( $this->opts['month'] ) ) {
+               if ( !isset( $this->opts['month'] ) ) {
                        $this->opts['month'] = '';
                }
 
-               if( $this->opts['contribs'] == 'newbie' ) {
+               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'] ) ) {
+               if ( !isset( $this->opts['topOnly'] ) ) {
                        $this->opts['topOnly'] = false;
                }
 
-               $f = Xml::openElement( 'form', array( 'method' => 'get', 'action' => $wgScript ) );
+               $form = Xml::openElement( 'form', array( 'method' => 'get', 'action' => $wgScript, 'class' => 'mw-contributions-form' ) );
 
                # Add hidden params for tracking except for parameters in $skipParameters
-               $skipParameters = array( 'namespace', 'deletedOnly', 'target', 'contribs', 'year', 'month', 'topOnly' );
+               $skipParameters = array( 'namespace', 'nsInvert', 'deletedOnly', 'target', 'contribs', 'year', 'month', 'topOnly', 'associated' );
                foreach ( $this->opts as $name => $value ) {
-                       if( in_array( $name, $skipParameters ) ) {
+                       if ( in_array( $name, $skipParameters ) ) {
                                continue;
                        }
-                       $f .= "\t" . Xml::hidden( $name, $value ) . "\n";
-               }
-
-               $tagFilter = ChangeTags::buildTagFilterSelector( $this->opts['tagFilter'] );
-
-               $f .= '<fieldset>' .
-                       Xml::element( 'legend', array(), wfMsg( 'sp-contributions-search' ) ) .
-                       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' ) ),
-                               'contribs' , 'user', 'user', $this->opts['contribs'] == 'user' ? true : false ) . ' ' .
-                       Html::input( 'target', $this->opts['target'], 'text', array(
-                               'size' => '20',
-                               'required' => ''
-                       ) + ( $this->opts['target'] ? array() : array( 'autofocus' ) ) ) . ' '.
-                       '<span style="white-space: nowrap">' .
-                       Xml::label( wfMsg( 'namespace' ), 'namespace' ) . ' ' .
-                       Xml::namespaceSelector( $this->opts['namespace'], '' ) .
-                       '</span>' .
-                       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 $type String
-        */
-       protected function feed( $type ) {
-               global $wgFeed, $wgFeedClasses, $wgFeedLimit;
-
-               if( !$wgFeed ) {
-                       global $wgOut;
-                       $wgOut->addWikiMsg( 'feed-unavailable' );
-                       return;
-               }
-
-               if( !isset( $wgFeedClasses[$type] ) ) {
-                       global $wgOut;
-                       $wgOut->addWikiMsg( 'feed-invalid' );
-                       return;
-               }
-
-               $feed = new $wgFeedClasses[$type](
-                       $this->feedTitle(),
-                       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( 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 );
-
-               $feed->outHeader();
-               if( $pager->getNumRows() > 0 ) {
-                       while( $row = $pager->mResult->fetchObject() ) {
-                               $feed->outItem( $this->feedItem( $row ) );
-                       }
+                       $form .= "\t" . Html::hidden( $name, $value ) . "\n";
                }
-               $feed->outFooter();
-       }
 
-       protected function feedTitle() {
-               global $wgContLanguageCode, $wgSitename;
-               $page = SpecialPage::getPage( 'Contributions' );
-               $desc = $page->getDescription();
-               return "$wgSitename - $desc [$wgContLanguageCode]";
-       }
+               $tagFilter = ChangeTags::buildTagFilterSelector( $this->opts['tagfilter'] );
 
-       protected function feedItem( $row ) {
-               $title = Title::MakeTitle( intval( $row->page_namespace ), $row->page_title );
-               if( $title ) {
-                       $date = $row->rev_timestamp;
-                       $comments = $title->getTalkPage()->getFullURL();
-                       $revision = Revision::newFromTitle( $title, $row->rev_id );
-
-                       return new FeedItem(
-                               $title->getPrefixedText(),
-                               $this->feedItemDesc( $revision ),
-                               $title->getFullURL(),
-                               $date,
-                               $this->feedItemAuthor( $revision ),
-                               $comments
-                       );
+               if ( $tagFilter ) {
+                       $filterSelection =
+                               Xml::tags( 'td', array( 'class' => 'mw-label' ), array_shift( $tagFilter ) ) .
+                               Xml::tags( 'td', array( 'class' => 'mw-input' ), implode( '&#160', $tagFilter ) );
                } else {
-                       return null;
-               }
-       }
-
-       protected function feedItemAuthor( $revision ) {
-               return $revision->getUserText();
-       }
-
-       protected function feedItemDesc( $revision ) {
-               if( $revision ) {
-                       return '<p>' . htmlspecialchars( $revision->getUserText() ) . wfMsgForContent( 'colon-separator' ) .
-                               htmlspecialchars( FeedItem::stripComment( $revision->getComment() ) ) .
-                               "</p>\n<hr />\n<div>" .
-                               nl2br( htmlspecialchars( $revision->getText() ) ) . "</div>";
-               }
-               return '';
+                       $filterSelection = Xml::tags( 'td', array( 'colspan' => 2 ), '' );
+               }
+
+               $targetSelection = Xml::tags( 'td', array( 'colspan' => 2 ),
+                       Xml::radioLabel(
+                               $this->msg( 'sp-contributions-newbies' )->text(),
+                               'contribs',
+                               'newbie' ,
+                               'newbie',
+                               $this->opts['contribs'] == 'newbie',
+                               array( 'class' => 'mw-input' )
+                       ) . '<br />' .
+                       Xml::radioLabel(
+                               $this->msg( 'sp-contributions-username' )->text(),
+                               'contribs',
+                               'user',
+                               'user',
+                               $this->opts['contribs'] == 'user',
+                               array( 'class' => 'mw-input' )
+                       ) . ' ' .
+                       Html::input(
+                               'target',
+                               $this->opts['target'],
+                               'text',
+                               array( 'size' => '20', 'required' => '', 'class' => 'mw-input' ) +
+                                       ( $this->opts['target'] ? array() : array( 'autofocus' )
+                               )
+                       ) . ' '
+               ) ;
+
+               $namespaceSelection =
+                       Xml::tags( 'td', array( 'class' => 'mw-label' ),
+                               Xml::label(
+                                       $this->msg( 'namespace' )->text(),
+                                       'namespace',
+                                       ''
+                               )
+                       ) .
+                       Xml::tags( 'td', null,
+                               Xml::namespaceSelector( $this->opts['namespace'], '' ) . '&#160;' .
+                               Html::rawElement( 'span', array( 'style' => 'white-space: nowrap' ),
+                                       Xml::checkLabel(
+                                               $this->msg( 'invert' )->text(),
+                                               'nsInvert',
+                                               'nsInvert',
+                                               $this->opts['nsInvert'],
+                                               array( 'title' => $this->msg( 'tooltip-invert' )->text(), 'class' => 'mw-input' )
+                                       ) . '&#160;'
+                               ) .
+                               Html::rawElement( 'span', array( 'style' => 'white-space: nowrap' ),
+                                       Xml::checkLabel(
+                                               $this->msg( 'namespace_association' )->text(),
+                                               'associated',
+                                               'associated',
+                                               $this->opts['associated'],
+                                               array( 'title' => $this->msg( 'tooltip-namespace_association' )->text(), 'class' => 'mw-input' )
+                                       ) . '&#160;'
+                               )
+                       ) ;
+
+               $extraOptions = Xml::tags( 'td', array( 'colspan' => 2 ),
+                       Html::rawElement( 'span', array( 'style' => 'white-space: nowrap' ),
+                               Xml::checkLabel(
+                                       $this->msg( 'history-show-deleted' )->text(),
+                                       'deletedOnly',
+                                       'mw-show-deleted-only',
+                                       $this->opts['deletedOnly'],
+                                       array( 'class' => 'mw-input' )
+                               )
+                       ) .
+                       Html::rawElement( 'span', array( 'style' => 'white-space: nowrap' ),
+                               Xml::checkLabel(
+                                       $this->msg( 'sp-contributions-toponly' )->text(),
+                                       'topOnly',
+                                       'mw-show-top-only',
+                                       $this->opts['topOnly'],
+                                       array( 'class' => 'mw-input' )
+                               )
+                       )
+               ) ;
+
+               $dateSelectionAndSubmit = Xml::tags( 'td', array( 'colspan' => 2 ),
+                       Xml::dateMenu(
+                               $this->opts['year'],
+                               $this->opts['month']
+                       ) . ' ' .
+                       Xml::submitButton(
+                               $this->msg( 'sp-contributions-submit' )->text(),
+                               array( 'class' => 'mw-submit' )
+                       )
+               ) ;
+
+               $form .=
+                       Xml::fieldset( $this->msg( 'sp-contributions-search' )->text() ) .
+                       Xml::openElement( 'table', array( 'class' => 'mw-contributions-table' ) ) .
+                               Xml::openElement( 'tr' ) .
+                                       $targetSelection .
+                               Xml::closeElement( 'tr' ) .
+                               Xml::openElement( 'tr' ) .
+                                       $namespaceSelection .
+                               Xml::closeElement( 'tr' ) .
+                               Xml::openElement( 'tr' ) .
+                                       $filterSelection .
+                               Xml::closeElement( 'tr' ) .
+                               Xml::openElement( 'tr' ) .
+                                       $extraOptions .
+                               Xml::closeElement( 'tr' ) .
+                               Xml::openElement( 'tr' ) .
+                                       $dateSelectionAndSubmit .
+                               Xml::closeElement( 'tr' ) .
+                       Xml::closeElement( 'table' );
+
+               $explain = $this->msg( 'sp-contributions-explain' );
+               if ( $explain->exists() ) {
+                       $form .= "<p id='mw-sp-contributions-explain'>{$explain}</p>";
+               }
+               $form .= Xml::closeElement( 'fieldset' ) .
+                       Xml::closeElement( 'form' );
+               return $form;
        }
 }
 
@@ -475,19 +536,23 @@ class ContribsPager extends ReverseChronologicalPager {
        public $mDefaultDirection = true;
        var $messages, $target;
        var $namespace = '', $mDb;
+       var $preventClickjacking = false;
 
-       function __construct( $options ) {
-               parent::__construct();
+       function __construct( IContextSource $context, array $options ) {
+               parent::__construct( $context );
 
                $msgs = array( 'uctop', 'diff', 'newarticle', 'rollbacklink', 'diff', 'hist', 'rev-delundel', 'pipe-separator' );
 
-               foreach( $msgs as $msg ) {
-                       $this->messages[$msg] = wfMsgExt( $msg, array( 'escapenoentities' ) );
+               foreach ( $msgs as $msg ) {
+                       $this->messages[$msg] = $this->msg( $msg )->escaped();
                }
 
                $this->target = isset( $options['target'] ) ? $options['target'] : '';
+               $this->contribs = isset( $options['contribs'] ) ? $options['contribs'] : 'users';
                $this->namespace = isset( $options['namespace'] ) ? $options['namespace'] : '';
-               $this->tagFilter = isset( $options['tagFilter'] ) ? $options['tagFilter'] : false;
+               $this->tagFilter = isset( $options['tagfilter'] ) ? $options['tagfilter'] : false;
+               $this->nsInvert = isset( $options['nsInvert'] ) ? $options['nsInvert'] : false;
+               $this->associated = isset( $options['associated'] ) ? $options['associated'] : false;
 
                $this->deletedOnly = !empty( $options['deletedOnly'] );
                $this->topOnly = !empty( $options['topOnly'] );
@@ -506,28 +571,34 @@ class ContribsPager extends ReverseChronologicalPager {
        }
 
        function getQueryInfo() {
-               global $wgUser;
                list( $tables, $index, $userCond, $join_cond ) = $this->getUserCond();
 
+               $user = $this->getUser();
                $conds = array_merge( $userCond, $this->getNamespaceCond() );
+
                // Paranoia: avoid brute force searches (bug 17342)
-               if( !$wgUser->isAllowed( 'deletedhistory' ) ) {
-                       $conds[] = $this->mDb->bitAnd('rev_deleted',Revision::DELETED_USER) . ' = 0';
-               } else if( !$wgUser->isAllowed( 'suppressrevision' ) ) {
-                       $conds[] = $this->mDb->bitAnd('rev_deleted',Revision::SUPPRESSED_USER) .
+               if ( !$user->isAllowed( 'deletedhistory' ) ) {
+                       $conds[] = $this->mDb->bitAnd( 'rev_deleted', Revision::DELETED_USER ) . ' = 0';
+               } elseif ( !$user->isAllowed( 'suppressrevision' ) ) {
+                       $conds[] = $this->mDb->bitAnd( 'rev_deleted', Revision::SUPPRESSED_USER ) .
                                ' != ' . Revision::SUPPRESSED_USER;
                }
-               $join_cond['page'] = array( 'INNER JOIN', 'page_id=rev_page' );
+
+               # Don't include orphaned revisions
+               $join_cond['page'] = Revision::pageJoinCond();
+               # Get the current user name for accounts
+               $join_cond['user'] = Revision::userJoinCond();
 
                $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',
-                               'rev_minor_edit', 'rev_user', 'rev_user_text', 'rev_parent_id', 'rev_deleted'
+                       'tables'     => $tables,
+                       'fields'     => array_merge(
+                               Revision::selectFields(),
+                               Revision::selectUserFields(),
+                               array( 'page_namespace', 'page_title', 'page_is_new',
+                                       'page_latest', 'page_is_redirect', 'page_len' )
                        ),
-                       'conds' => $conds,
-                       'options' => array( 'USE INDEX' => array('revision' => $index) ),
+                       'conds'      => $conds,
+                       'options'    => array( 'USE INDEX' => array( 'revision' => $index ) ),
                        'join_conds' => $join_cond
                );
 
@@ -547,31 +618,52 @@ class ContribsPager extends ReverseChronologicalPager {
        function getUserCond() {
                $condition = array();
                $join_conds = array();
-               if( $this->target == 'newbies' ) {
-                       $tables = array( 'user_groups', 'page', 'revision' );
+               $tables = array( 'revision', 'page', 'user' );
+               if ( $this->contribs == 'newbie' ) {
+                       $tables[] = 'user_groups';
                        $max = $this->mDb->selectField( 'user', 'max(user_id)', false, __METHOD__ );
-                       $condition[] = 'rev_user >' . (int)($max - $max / 100);
+                       $condition[] = 'rev_user >' . (int)( $max - $max / 100 );
                        $condition[] = 'ug_group IS NULL';
                        $index = 'user_timestamp';
-                       # FIXME: other groups may have 'bot' rights
+                       # @todo FIXME: Other groups may have 'bot' rights
                        $join_conds['user_groups'] = array( 'LEFT JOIN', "ug_user = rev_user AND ug_group = 'bot'" );
                } else {
-                       $tables = array( 'page', 'revision' );
-                       $condition['rev_user_text'] = $this->target;
-                       $index = 'usertext_timestamp';
+                       if ( IP::isIPAddress( $this->target ) ) {
+                               $condition['rev_user_text'] = $this->target;
+                               $index = 'usertext_timestamp';
+                       } else {
+                               $condition['rev_user'] = User::idFromName( $this->target );
+                               $index = 'user_timestamp';
+                       }
                }
-               if( $this->deletedOnly ) {
+               if ( $this->deletedOnly ) {
                        $condition[] = "rev_deleted != '0'";
                }
-               if( $this->topOnly ) {
+               if ( $this->topOnly ) {
                        $condition[] = "rev_id = page_latest";
                }
                return array( $tables, $index, $condition, $join_conds );
        }
 
        function getNamespaceCond() {
-               if( $this->namespace !== '' ) {
-                       return array( 'page_namespace' => (int)$this->namespace );
+               if ( $this->namespace !== '' ) {
+                       $selectedNS = $this->mDb->addQuotes( $this->namespace );
+                       $eq_op = $this->nsInvert ? '!=' : '=';
+                       $bool_op = $this->nsInvert ? 'AND' : 'OR';
+
+                       if ( !$this->associated ) {
+                               return array( "page_namespace $eq_op $selectedNS" );
+                       } else {
+                               $associatedNS = $this->mDb->addQuotes (
+                                       MWNamespace::getAssociated( $this->namespace )
+                               );
+                               return array(
+                                       "page_namespace $eq_op $selectedNS " .
+                                       $bool_op .
+                                       " page_namespace $eq_op $associatedNS"
+                               );
+                       }
+
                } else {
                        return array();
                }
@@ -581,10 +673,59 @@ class ContribsPager extends ReverseChronologicalPager {
                return 'rev_timestamp';
        }
 
+       function doBatchLookups() {
+               $this->mResult->rewind();
+               $revIds = array();
+               foreach ( $this->mResult as $row ) {
+                       $revIds[] = $row->rev_parent_id;
+               }
+               $this->mParentLens = $this->getParentLengths( $revIds );
+               $this->mResult->rewind(); // reset
+
+               if ( $this->contribs === 'newbie' ) { // multiple users
+                       # Do a link batch query
+                       $this->mResult->seek( 0 );
+                       $batch = new LinkBatch();
+                       # Give some pointers to make (last) links
+                       foreach ( $this->mResult as $row ) {
+                               $batch->addObj( Title::makeTitleSafe( NS_USER, $row->user_name ) );
+                               $batch->addObj( Title::makeTitleSafe( NS_USER_TALK, $row->user_name ) );
+                       }
+                       $batch->execute();
+                       $this->mResult->seek( 0 );
+               }
+       }
+
+       /**
+        * Do a batched query to get the parent revision lengths
+        */
+       private function getParentLengths( array $revIds ) {
+               $revLens = array();
+               if ( !$revIds ) {
+                       return $revLens; // empty
+               }
+               wfProfileIn( __METHOD__ );
+               $res = $this->getDatabase()->select( 'revision',
+                       array( 'rev_id', 'rev_len' ),
+                       array( 'rev_id' => $revIds ),
+                       __METHOD__ );
+               foreach ( $res as $row ) {
+                       $revLens[$row->rev_id] = $row->rev_len;
+               }
+               wfProfileOut( __METHOD__ );
+               return $revLens;
+       }
+
+       /**
+        * @return string
+        */
        function getStartBody() {
                return "<ul>\n";
        }
 
+       /**
+        * @return string
+        */
        function getEndBody() {
                return "</ul>\n";
        }
@@ -600,35 +741,34 @@ class ContribsPager extends ReverseChronologicalPager {
         * @todo This would probably look a lot nicer in a table.
         */
        function formatRow( $row ) {
-               global $wgUser, $wgLang, $wgContLang;
                wfProfileIn( __METHOD__ );
 
-               $sk = $this->getSkin();
                $rev = new Revision( $row );
                $classes = array();
 
                $page = Title::newFromRow( $row );
-               $page->resetArticleId( $row->rev_page ); // use process cache
-               $link = $sk->link(
+               $link = Linker::link(
                        $page,
                        htmlspecialchars( $page->getPrefixedText() ),
                        array(),
                        $page->isRedirect() ? array( 'redirect' => 'no' ) : array()
                );
                # Mark current revisions
-               $difftext = $topmarktext = '';
-               if( $row->rev_id == $row->page_latest ) {
+               $topmarktext = '';
+               if ( $row->rev_id == $row->page_latest ) {
                        $topmarktext .= '<span class="mw-uctop">' . $this->messages['uctop'] . '</span>';
                        # Add rollback link
-                       if( !$row->page_is_new && $page->quickUserCan( 'rollback' )
+                       if ( !$row->page_is_new && $page->quickUserCan( 'rollback' )
                                && $page->quickUserCan( 'edit' ) )
                        {
-                               $topmarktext .= ' '.$sk->generateRollback( $rev );
+                               $this->preventClickjacking();
+                               $topmarktext .= ' ' . Linker::generateRollback( $rev );
                        }
                }
+               $user = $this->getUser();
                # Is there a visible previous revision?
-               if( $rev->userCan( Revision::DELETED_TEXT ) && $rev->getParentId() !== 0 ) {
-                       $difftext = $sk->linkKnown(
+               if ( $rev->userCan( Revision::DELETED_TEXT, $user ) && $rev->getParentId() !== 0 ) {
+                       $difftext = Linker::linkKnown(
                                $page,
                                $this->messages['diff'],
                                array(),
@@ -640,77 +780,74 @@ class ContribsPager extends ReverseChronologicalPager {
                } else {
                        $difftext = $this->messages['diff'];
                }
-               $histlink = $sk->linkKnown(
+               $histlink = Linker::linkKnown(
                        $page,
                        $this->messages['hist'],
                        array(),
                        array( 'action' => 'history' )
                );
 
-               $comment = $wgContLang->getDirMark() . $sk->revComment( $rev, false, true );
-               $date = $wgLang->timeanddate( wfTimestamp( TS_MW, $row->rev_timestamp ), true );
-               if( $rev->userCan( Revision::DELETED_TEXT ) ) {
-                       $d = $sk->linkKnown(
+               if ( isset( $this->mParentLens[$row->rev_parent_id] ) ) {
+                       $chardiff = ' . . ' . ChangesList::showCharacterDifference(
+                               $this->mParentLens[$row->rev_parent_id], $row->rev_len ) . ' . . ';
+               } else {
+                       $chardiff = ' ';
+               }
+
+               $lang = $this->getLanguage();
+               $comment = $lang->getDirMark() . Linker::revComment( $rev, false, true );
+               $date = $lang->userTimeAndDate( $row->rev_timestamp, $user );
+               if ( $rev->userCan( Revision::DELETED_TEXT, $user ) ) {
+                       $d = Linker::linkKnown(
                                $page,
-                               htmlspecialchars($date),
+                               htmlspecialchars( $date ),
                                array(),
                                array( 'oldid' => intval( $row->rev_id ) )
                        );
                } else {
-                       $d = $date;
+                       $d = htmlspecialchars( $date );
                }
-               if( $rev->isDeleted( Revision::DELETED_TEXT ) ) {
+               if ( $rev->isDeleted( Revision::DELETED_TEXT ) ) {
                        $d = '<span class="history-deleted">' . $d . '</span>';
                }
 
-               if( $this->target == 'newbies' ) {
-                       $userlink = ' . . ' . $sk->userLink( $row->rev_user, $row->rev_user_text );
-                       $userlink .= ' ' . wfMsg( 'parentheses', $sk->userTalkLink( $row->rev_user, $row->rev_user_text ) ) . ' ';
+               # Show user names for /newbies as there may be different users.
+               # Note that we already excluded rows with hidden user names.
+               if ( $this->contribs == 'newbie' ) {
+                       $userlink = ' . . ' . Linker::userLink( $rev->getUser(), $rev->getUserText() );
+                       $userlink .= ' ' . $this->msg( 'parentheses' )->rawParams(
+                               Linker::userTalkLink( $rev->getUser(), $rev->getUserText() ) )->escaped() . ' ';
                } else {
                        $userlink = '';
                }
 
-               if( $rev->getParentId() === 0 ) {
+               if ( $rev->getParentId() === 0 ) {
                        $nflag = ChangesList::flag( 'newpage' );
                } else {
                        $nflag = '';
                }
 
-               if( $rev->isMinor() ) {
+               if ( $rev->isMinor() ) {
                        $mflag = ChangesList::flag( 'minor' );
                } else {
                        $mflag = '';
                }
 
-               // Don't show useless link to people who cannot hide revisions
-               $canHide = $wgUser->isAllowed( 'deleterevision' );
-               if( $canHide || ($rev->getVisibility() && $wgUser->isAllowed('deletedhistory')) ) {
-                       if( !$rev->userCan( Revision::DELETED_RESTRICTED ) ) {
-                               $del = $this->mSkin->revDeleteLinkDisabled( $canHide ); // revision was hidden from sysops
-                       } else {
-                               $query = array(
-                                       'type'   => 'revision',
-                                       'target' => $page->getPrefixedDbkey(),
-                                       'ids'    => $rev->getId()
-                               );
-                               $del = $this->mSkin->revDeleteLink( $query,
-                                       $rev->isDeleted( Revision::DELETED_RESTRICTED ), $canHide );
-                       }
+               $del = Linker::getRevDeleteLink( $user, $rev, $page );
+               if ( $del !== '' ) {
                        $del .= ' ';
-               } else {
-                       $del = '';
                }
 
                $diffHistLinks = '(' . $difftext . $this->messages['pipe-separator'] . $histlink . ')';
-               $ret = "{$del}{$d} {$diffHistLinks} {$nflag}{$mflag} {$link}{$userlink} {$comment} {$topmarktext}";
+               $ret = "{$del}{$d} {$diffHistLinks}{$chardiff}{$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-contribs') . "</strong>";
+               if ( $rev->isDeleted( Revision::DELETED_USER ) ) {
+                       $ret .= " <strong>" . $this->msg( 'rev-deleted-user-contribs' )->escaped() . "</strong>";
                }
 
                # Tags, if any.
-               list($tagSummary, $newClasses) = ChangeTags::formatSummaryRow( $row->ts_tags, 'contributions' );
+               list( $tagSummary, $newClasses ) = ChangeTags::formatSummaryRow( $row->ts_tags, 'contributions' );
                $classes = array_merge( $classes, $newClasses );
                $ret .= " $tagSummary";
 
@@ -726,7 +863,7 @@ class ContribsPager extends ReverseChronologicalPager {
        /**
         * Get the Database object in use
         *
-        * @return Database
+        * @return DatabaseBase
         */
        public function getDatabase() {
                return $this->mDb;
@@ -743,4 +880,11 @@ class ContribsPager extends ReverseChronologicalPager {
                }
        }
 
+       protected function preventClickjacking() {
+               $this->preventClickjacking = true;
+       }
+
+       public function getPreventClickjacking() {
+               return $this->preventClickjacking;
+       }
 }