/**
  * Display the interwiki watchlist
  */
 function execute($par)
 {
     global $wgUser, $wgOut, $wgLang, $wgRequest;
     global $wgRCShowWatchingUsers, $wgEnotifWatchlist, $wgShowUpdatedMarker;
     // Add feed links
     $wlToken = $wgUser->getOption('watchlisttoken');
     if (!$wlToken) {
         $wlToken = sha1(mt_rand() . microtime(true));
         $wgUser->setOption('watchlisttoken', $wlToken);
         $wgUser->saveSettings();
     }
     global $wgServer, $wgScriptPath, $wgFeedClasses;
     $apiParams = array('action' => 'feedwatchlist', 'allrev' => 'allrev', 'wlowner' => $wgUser->getName(), 'wltoken' => $wlToken);
     $feedTemplate = wfScript('api') . '?';
     foreach ($wgFeedClasses as $format => $class) {
         $theseParams = $apiParams + array('feedformat' => $format);
         $url = $feedTemplate . wfArrayToCGI($theseParams);
         $wgOut->addFeedLink($format, $url);
     }
     $skin = $wgUser->getSkin();
     $specialTitle = SpecialPage::getTitleFor('InterwikiWatchlist');
     $wgOut->setRobotPolicy('noindex,nofollow');
     # Anons don't get a watchlist
     if ($wgUser->isAnon()) {
         $wgOut->setPageTitle(wfMsg('watchnologin'));
         $llink = $skin->linkKnown(SpecialPage::getTitleFor('Userlogin'), wfMsgHtml('loginreqlink'), array(), array('returnto' => $specialTitle->getPrefixedText()));
         $wgOut->addHTML(wfMsgWikiHtml('watchlistanontext', $llink));
         return;
     }
     $wgOut->setPageTitle(wfMsg('interwikiwatchlist'));
     $sub = wfMsgExt('watchlistfor', 'parseinline', $wgUser->getName());
     $sub .= '<br />' . SpecialEditWatchlist::buildTools($wgUser->getSkin());
     $wgOut->setSubtitle($sub);
     $mode = SpecialEditWatchlist::getMode($this->getRequest(), $par);
     if ($mode !== false) {
         # TODO: localise?
         switch ($mode) {
             case SpecialEditWatchlist::EDIT_CLEAR:
                 $mode = 'clear';
                 break;
             case SpecialEditWatchlist::EDIT_RAW:
                 $mode = 'raw';
                 break;
             default:
                 $mode = null;
         }
         $title = SpecialPage::getTitleFor('EditWatchlist', $mode);
         $wgOut->redirect($title->getLocalUrl());
         return;
     }
     $uid = $wgUser->getId();
     if (($wgEnotifWatchlist || $wgShowUpdatedMarker) && $wgRequest->getVal('reset') && $wgRequest->wasPosted()) {
         $wgUser->clearAllNotifications();
         $wgOut->redirect($specialTitle->getFullUrl());
         return;
     }
     $defaults = array('days' => floatval($wgUser->getOption('watchlistdays')), 'hideMinor' => (int) $wgUser->getBoolOption('watchlisthideminor'), 'hideBots' => (int) $wgUser->getBoolOption('watchlisthidebots'), 'hideAnons' => (int) $wgUser->getBoolOption('watchlisthideanons'), 'hideLiu' => (int) $wgUser->getBoolOption('watchlisthideliu'), 'hidePatrolled' => (int) $wgUser->getBoolOption('watchlisthidepatrolled'), 'hideOwn' => (int) $wgUser->getBoolOption('watchlisthideown'), 'namespace' => 'all', 'invert' => false);
     extract($defaults);
     # Extract variables from the request, falling back to user preferences or
     # other default values if these don't exist
     $prefs['days'] = floatval($wgUser->getOption('watchlistdays'));
     $prefs['hideminor'] = $wgUser->getBoolOption('watchlisthideminor');
     $prefs['hidebots'] = $wgUser->getBoolOption('watchlisthidebots');
     $prefs['hideanons'] = $wgUser->getBoolOption('watchlisthideanon');
     $prefs['hideliu'] = $wgUser->getBoolOption('watchlisthideliu');
     $prefs['hideown'] = $wgUser->getBoolOption('watchlisthideown');
     $prefs['hidepatrolled'] = $wgUser->getBoolOption('watchlisthidepatrolled');
     # Get query variables
     $days = $wgRequest->getVal('days', $prefs['days']);
     $hideMinor = $wgRequest->getBool('hideMinor', $prefs['hideminor']);
     $hideBots = $wgRequest->getBool('hideBots', $prefs['hidebots']);
     $hideAnons = $wgRequest->getBool('hideAnons', $prefs['hideanons']);
     $hideLiu = $wgRequest->getBool('hideLiu', $prefs['hideliu']);
     $hideOwn = $wgRequest->getBool('hideOwn', $prefs['hideown']);
     $hidePatrolled = $wgRequest->getBool('hidePatrolled', $prefs['hidepatrolled']);
     # Get namespace value, if supplied, and prepare a WHERE fragment
     $nameSpace = $wgRequest->getIntOrNull('namespace');
     $invert = $wgRequest->getIntOrNull('invert');
     if (!is_null($nameSpace)) {
         $nameSpace = intval($nameSpace);
         if ($invert && $nameSpace !== 'all') {
             $nameSpaceClause = "integration_rc_namespace != {$nameSpace}";
         } else {
             $nameSpaceClause = "integration_rc_namespace = {$nameSpace}";
         }
     } else {
         $nameSpace = '';
         $nameSpaceClause = '';
     }
     $dbr = wfGetDB(DB_SLAVE, 'integration_watchlist');
     $recentchanges = $dbr->tableName('integration_recentchanges');
     $nitems = $this->countItems();
     if (is_null($days) || !is_numeric($days)) {
         $big = 1000;
         /* The magical big */
         if ($nitems > $big) {
             # Set default cutoff shorter
             $days = $defaults['days'] = 12.0 / 24.0;
             # 12 hours...
         } else {
             $days = $defaults['days'];
             # default cutoff for shortlisters
         }
     } else {
         $days = floatval($days);
     }
     // Dump everything here
     $nondefaults = array();
     wfAppendToArrayIfNotDefault('days', $days, $defaults, $nondefaults);
     wfAppendToArrayIfNotDefault('hideMinor', (int) $hideMinor, $defaults, $nondefaults);
     wfAppendToArrayIfNotDefault('hideBots', (int) $hideBots, $defaults, $nondefaults);
     wfAppendToArrayIfNotDefault('hideAnons', (int) $hideAnons, $defaults, $nondefaults);
     wfAppendToArrayIfNotDefault('hideLiu', (int) $hideLiu, $defaults, $nondefaults);
     wfAppendToArrayIfNotDefault('hideOwn', (int) $hideOwn, $defaults, $nondefaults);
     wfAppendToArrayIfNotDefault('namespace', $nameSpace, $defaults, $nondefaults);
     wfAppendToArrayIfNotDefault('hidePatrolled', (int) $hidePatrolled, $defaults, $nondefaults);
     if ($nitems == 0) {
         $wgOut->addWikiMsg('nowatchlist');
         return;
     }
     # Possible where conditions
     $conds = array();
     if ($days <= 0) {
         $andcutoff = '';
     } else {
         $conds[] = "integration_rc_timestamp > '" . $dbr->timestamp(time() - intval($days * 86400)) . "'";
     }
     # If the watchlist is relatively short, it's simplest to zip
     # down its entirety and then sort the results.
     # If it's relatively long, it may be worth our while to zip
     # through the time-sorted page list checking for watched items.
     # Up estimate of watched items by 15% to compensate for talk pages...
     # Toggles
     if ($hideOwn) {
         $conds[] = "integration_rc_user != {$uid}";
     }
     if ($hideBots) {
         $conds[] = 'integration_rc_bot = 0';
     }
     if ($hideMinor) {
         $conds[] = 'integration_rc_minor = 0';
     }
     if ($hideLiu) {
         $conds[] = 'integration_rc_user = 0';
     }
     if ($hideAnons) {
         $conds[] = 'integration_rc_user != 0';
     }
     if ($wgUser->useRCPatrol() && $hidePatrolled) {
         $conds[] = 'integration_rc_patrolled != 1';
     }
     if ($nameSpaceClause) {
         $conds[] = $nameSpaceClause;
     }
     # Toggle watchlist content (all recent edits or just the latest)
     if ($wgUser->getOption('extendwatchlist')) {
         $limitWatchlist = intval($wgUser->getOption('wllimit'));
         $usePage = false;
     } else {
         # Top log Ids for a page are not stored
         $conds[] = 'integration_rc_this_oldid=integration_page_latest OR integration_rc_type=' . RC_LOG;
         $limitWatchlist = 0;
         $usePage = true;
     }
     # Show a message about slave lag, if applicable
     $lag = wfGetLB()->safeGetLag($dbr);
     if ($lag > 0) {
         $wgOut->showLagWarning($lag);
     }
     # Create output form
     $form = Xml::fieldset(wfMsg('watchlist-options'), false, array('id' => 'mw-watchlist-options'));
     # Show watchlist header
     $form .= wfMsgExt('watchlist-details', array('parseinline'), $wgLang->formatNum($nitems));
     if ($wgUser->getOption('enotifwatchlistpages') && $wgEnotifWatchlist) {
         $form .= wfMsgExt('wlheader-enotif', 'parse') . "\n";
     }
     if ($wgShowUpdatedMarker) {
         $form .= Xml::openElement('form', array('method' => 'post', 'action' => $specialTitle->getLocalUrl(), 'id' => 'mw-watchlist-resetbutton')) . wfMsgExt('wlheader-showupdated', array('parseinline')) . ' ' . Xml::submitButton(wfMsg('enotif_reset'), array('name' => 'dummy')) . Html::Hidden('reset', 'all') . Xml::closeElement('form');
     }
     $form .= '<hr />';
     $tables = array('integration_recentchanges', 'integration_watchlist');
     $fields = array("{$recentchanges}.*");
     $join_conds = array('integration_watchlist' => array('INNER JOIN', "integration_wl_user='******' AND integration_wl_namespace=integration_rc_namespace AND integration_wl_title=integration_rc_title AND integration_wl_db=integration_rc_db"));
     $options = array('ORDER BY' => 'integration_rc_timestamp DESC');
     if ($wgShowUpdatedMarker) {
         $fields[] = 'integration_wl_notificationtimestamp';
     }
     if ($limitWatchlist) {
         $options['LIMIT'] = $limitWatchlist;
     }
     $rollbacker = $wgUser->isAllowed('rollback');
     if ($usePage || $rollbacker) {
         $tables[] = 'integration_page';
         $join_conds['integration_page'] = array('LEFT JOIN', 'integration_rc_cur_id=integration_page_id', 'integration_rc_db=integration_page_db');
         if ($rollbacker) {
             $fields[] = 'integration_page_latest';
         }
     }
     InterwikiIntegrationFunctions::modifyDisplayQuery($tables, $fields, $conds, $join_conds, $options, '');
     wfRunHooks('SpecialWatchlistQuery', array(&$conds, &$tables, &$join_conds, &$fields));
     $res = $dbr->select($tables, $fields, $conds, __METHOD__, $options, $join_conds);
     $numRows = $dbr->numRows($res);
     /* Start bottom header */
     $wlInfo = '';
     if ($days >= 1) {
         $wlInfo = wfMsgExt('rcnote', 'parseinline', $wgLang->formatNum($numRows), $wgLang->formatNum($days), $wgLang->timeAndDate(wfTimestampNow(), true), $wgLang->date(wfTimestampNow(), true), $wgLang->time(wfTimestampNow(), true)) . '<br />';
     } elseif ($days > 0) {
         $wlInfo = wfMsgExt('wlnote', 'parseinline', $wgLang->formatNum($numRows), $wgLang->formatNum(round($days * 24))) . '<br />';
     }
     $cutofflinks = "\n" . $this->cutoffLinks($days, $nondefaults) . "<br />\n";
     # Spit out some control panel links
     $links[] = $this->showHideLink($nondefaults, 'rcshowhideminor', 'hideMinor', $hideMinor);
     $links[] = $this->showHideLink($nondefaults, 'rcshowhidebots', 'hideBots', $hideBots);
     $links[] = $this->showHideLink($nondefaults, 'rcshowhideanons', 'hideAnons', $hideAnons);
     $links[] = $this->showHideLink($nondefaults, 'rcshowhideliu', 'hideLiu', $hideLiu);
     $links[] = $this->showHideLink($nondefaults, 'rcshowhidemine', 'hideOwn', $hideOwn);
     if ($wgUser->useRCPatrol()) {
         $links[] = $this->showHideLink($nondefaults, 'rcshowhidepatr', 'hidePatrolled', $hidePatrolled);
     }
     # Namespace filter and put the whole form together.
     $form .= $wlInfo;
     $form .= $cutofflinks;
     $form .= $wgLang->pipeList($links);
     $form .= Xml::openElement('form', array('method' => 'post', 'action' => $this->getTitle()->getLocalUrl(), 'id' => 'mw-watchlist-form-namespaceselector'));
     $form .= '<hr /><p>';
     $form .= Xml::label(wfMsg('namespace'), 'namespace') . '&#160;';
     $form .= Xml::namespaceSelector($nameSpace, '') . '&#160;';
     $form .= Xml::checkLabel(wfMsg('invert'), 'invert', 'nsinvert', $invert) . '&#160;';
     $form .= Xml::submitButton(wfMsg('allpagessubmit')) . '</p>';
     $form .= Html::Hidden('days', $days);
     if ($hideMinor) {
         $form .= Html::Hidden('hideMinor', 1);
     }
     if ($hideBots) {
         $form .= Html::Hidden('hideBots', 1);
     }
     if ($hideAnons) {
         $form .= Html::Hidden('hideAnons', 1);
     }
     if ($hideLiu) {
         $form .= Html::Hidden('hideLiu', 1);
     }
     if ($hideOwn) {
         $form .= Html::Hidden('hideOwn', 1);
     }
     $form .= Xml::closeElement('form');
     $form .= Xml::closeElement('fieldset');
     $wgOut->addHTML($form);
     $wgOut->addHTML(InterwikiIntegrationChangesList::flagLegend());
     # If there's nothing to show, stop here
     if ($numRows == 0) {
         $wgOut->addWikiMsg('watchnochange');
         return;
     }
     /* End bottom header */
     /* Do link batch query */
     $linkBatch = new LinkBatch();
     while ($row = $dbr->fetchObject($res)) {
         $userNameUnderscored = str_replace(' ', '_', $row->integration_rc_user_text);
         if ($row->integration_rc_user != 0) {
             $linkBatch->add(NS_USER, $userNameUnderscored);
         }
         $linkBatch->add(NS_USER_TALK, $userNameUnderscored);
         $linkBatch->add($row->integration_rc_namespace, $row->integration_rc_title);
     }
     $linkBatch->execute();
     $dbr->dataSeek($res, 0);
     $list = InterwikiIntegrationChangesList::newFromUser($wgUser);
     $list->setWatchlistDivs();
     $s = $list->beginRecentInterwikiIntegrationChangesList();
     $counter = 1;
     while ($obj = $dbr->fetchObject($res)) {
         # Make RC entry
         $rc = InterwikiIntegrationRecentChange::newFromRow($obj);
         $rc->counter = $counter++;
         if ($wgShowUpdatedMarker) {
             $updated = $obj->integration_wl_notificationtimestamp;
         } else {
             $updated = false;
         }
         if ($wgRCShowWatchingUsers && $wgUser->getOption('shownumberswatching')) {
             $rc->numberofWatchingusers = $dbr->selectField('integration_watchlist', 'COUNT(*)', array('integration_wl_namespace' => $obj->integration_rc_namespace, 'integration_wl_title' => $obj->integration_rc_title), __METHOD__);
         } else {
             $rc->numberofWatchingusers = 0;
         }
         $s .= $list->recentChangesLine($rc, $updated, $counter);
     }
     $s .= $list->endRecentInterwikiIntegrationChangesList();
     $dbr->freeResult($res);
     $wgOut->addHTML($s);
 }
 public static function notifyMoveOverRedirect($timestamp, &$oldTitle, &$newTitle, &$user, $comment, $ip = '')
 {
     InterwikiIntegrationRecentChange::notifyMove($timestamp, $oldTitle, $newTitle, $user, $comment, $ip, true);
 }