includes/specials/SpecialRecentchanges.php

   1 <?php
   2 /**
   3  * @file
   4  * @ingroup SpecialPage
   5  */
   6
   7 class SpecialRecentChanges extends SpecialPage {
   8         public function __construct() {
   9         SpecialPage::SpecialPage( 'Recentchanges' );
  10                 $this->includable( true );
  11         }
  12
  13         public function getDefaultOptions() {
  14                 $opts = new FormOptions();
  15
  16                 $opts->add( 'days',  (int)User::getDefaultOption( 'rcdays' ) );
  17                 $opts->add( 'limit', (int)User::getDefaultOption( 'rclimit' ) );
  18                 $opts->add( 'from', '' );
  19
  20                 $opts->add( 'hideminor',     false );
  21                 $opts->add( 'hidebots',      true  );
  22                 $opts->add( 'hideanons',     false );
  23                 $opts->add( 'hideliu',       false );
  24                 $opts->add( 'hidepatrolled', false );
  25                 $opts->add( 'hidemyself',    false );
  26
  27                 $opts->add( 'namespace', '', FormOptions::INTNULL );
  28                 $opts->add( 'invert', false );
  29
  30                 $opts->add( 'categories', '' );
  31                 $opts->add( 'categories_any', false );
  32
  33                 return $opts;
  34 }
  35
  36         public function setup( $parameters ) {
  37                 global $wgUser, $wgRequest;
  38
  39                 $opts = $this->getDefaultOptions();
  40                 $opts['days'] = (int)$wgUser->getOption( 'rcdays', $opts['days'] );
  41                 $opts['limit'] = (int)$wgUser->getOption( 'rclimit', $opts['limit'] );
  42                 $opts['hideminor'] = $wgUser->getOption( 'hideminor', $opts['hideminor'] );
  43                 $opts->fetchValuesFromRequest( $wgRequest );
  44
  45                 // Give precedence to subpage syntax
  46                 if ( $parameters !== null ) {
  47                         $this->parseParameters( $parameters, $opts );
  48                 }
  49
  50                 $opts->validateIntBounds( 'limit', 0, 5000 );
  51                 return $opts;
  52         }
  53
  54         public function feedSetup() {
  55                 global $wgFeedLimit, $wgRequest;
  56                 $opts = $this->getDefaultOptions();
  57                 $opts->fetchValuesFromRequest( $wgRequest, array( 'days', 'limit', 'hideminor' ) );
  58                 $opts->validateIntBounds( 'limit', 0, $wgFeedLimit );
  59                 return $opts;
  60         }
  61
  62         public function execute( $parameters ) {
  63                 global $wgRequest, $wgOut;
  64                 $feedFormat = $wgRequest->getVal( 'feed' );
  65
  66                 # 10 seconds server-side caching max
  67                 $wgOut->setSquidMaxage( 10 );
  68
  69                 $lastmod = $this->checkLastModified( $feedFormat );
  70                 if( $lastmod === false ){
  71                         return;
  72                 }
  73
  74                 $opts = $feedFormat ? $this->feedSetup() : $this->setup( $parameters );
  75                 $this->setHeaders();
  76
  77                 // Fetch results, prepare a batch link existence check query
  78                 $rows = array();
  79                 $batch = new LinkBatch;
  80                 $conds = $this->buildMainQueryConds( $opts );
  81                 $res = $this->doMainQuery( $conds, $opts );
  82                 $dbr = wfGetDB( DB_SLAVE );
  83                 while( $row = $dbr->fetchObject( $res ) ){
  84                         $rows[] = $row;
  85                         if ( !$feedFormat ) {
  86                                 // User page and talk links
  87                                 $batch->add( NS_USER, $row->rc_user_text  );
  88                                 $batch->add( NS_USER_TALK, $row->rc_user_text  );
  89                         }
  90
  91                 }
  92                 $dbr->freeResult( $res );
  93
  94                 if ( $feedFormat ) {
  95                         $feed = new ChangesFeed( $feedFormat, 'rcfeed' );
  96                         $feedObj = $feed->getFeedObject(
  97                                 wfMsgForContent( 'recentchanges' ),
  98                                 wfMsgForContent( 'recentchanges-feed-description' )
  99                         );
 100                         $feed->execute( $feedObj, $rows, $opts['limit'], $opts['hideminor'], $lastmod );
 101                 } else {
 102                         $batch->execute();
 103                         $this->webOutput( $rows, $opts );
 104                 }
 105         }
 106
 107         public function parseParameters( $par, FormOptions $opts ) {
 108                 $bits = preg_split( '/\s*,\s*/', trim( $par ) );
 109                 foreach ( $bits as $bit ) {
 110                         if ( 'hidebots' === $bit ) $opts['hidebots'] = true;
 111                         if ( 'bots' === $bit ) $opts['hidebots'] = false;
 112                         if ( 'hideminor' === $bit ) $opts['hideminor'] = true;
 113                         if ( 'minor' === $bit ) $opts['hideminor'] = false;
 114                         if ( 'hideliu' === $bit ) $opts['hideliu'] = true;
 115                         if ( 'hidepatrolled' === $bit ) $opts['hidepatrolled'] = true;
 116                         if ( 'hideanons' === $bit ) $opts['hideanons'] = true;
 117                         if ( 'hidemyself' === $bit ) $opts['hidemyself'] = true;
 118
 119                         if ( is_numeric( $bit ) ) $opts['limit'] =  $bit;
 120
 121                         $m = array();
 122                         if ( preg_match( '/^limit=(\d+)$/', $bit, $m ) ) $opts['limit'] = $m[1];
 123                         if ( preg_match( '/^days=(\d+)$/', $bit, $m ) ) $opts['days'] = $m[1];
 124                 }
 125         }
 126
 127         # Get last modified date, for client caching
 128         # Don't use this if we are using the patrol feature, patrol changes don't update the timestamp
 129         public function checkLastModified( $feedFormat ) {
 130                 global $wgUseRCPatrol, $wgOut;
 131                 $dbr = wfGetDB( DB_SLAVE );
 132                 $lastmod = $dbr->selectField( 'recentchanges', 'MAX(rc_timestamp)', false, __FUNCTION__ );
 133                 if ( $feedFormat || !$wgUseRCPatrol ) {
 134                         if( $lastmod && $wgOut->checkLastModified( $lastmod ) ){
 135                                 # Client cache fresh and headers sent, nothing more to do.
 136                                 return false;
 137                         }
 138                 }
 139                 return $lastmod;
 140         }
 141
 142         public function buildMainQueryConds( FormOptions $opts ) {
 143                 global $wgUser;
 144
 145                 $dbr = wfGetDB( DB_SLAVE );
 146                 $conds = array();
 147
 148                 # It makes no sense to hide both anons and logged-in users
 149                 # Where this occurs, force anons to be shown
 150                 $forcebot = false;
 151                 if( $opts['hideanons'] && $opts['hideliu'] ){
 152                         # Check if the user wants to show bots only
 153                         if( $opts['hidebots'] ){
 154                                 $opts['hideanons'] = false;
 155                         } else {
 156                                 $forcebot = true;
 157                                 $opts['hidebots'] = false;
 158                         }
 159                 }
 160
 161                 // Calculate cutoff
 162                 $cutoff_unixtime = time() - ( $opts['days'] * 86400 );
 163                 $cutoff_unixtime = $cutoff_unixtime - ($cutoff_unixtime % 86400);
 164                 $cutoff = $dbr->timestamp( $cutoff_unixtime );
 165
 166                 $fromValid = preg_match('/^[0-9]{14}$/', $opts['from']);
 167                 if( $fromValid && $opts['from'] > wfTimestamp(TS_MW,$cutoff) ) {
 168                         $cutoff = $dbr->timestamp($opts['from']);
 169                 } else {
 170                         $opts->reset( 'from' );
 171                 }
 172
 173                 $conds[] = 'rc_timestamp >= ' . $dbr->addQuotes( $cutoff );
 174
 175
 176                 $hidePatrol = $wgUser->useRCPatrol() && $opts['hidepatrolled'];
 177                 $hideLoggedInUsers = $opts['hideliu'] && !$forcebot;
 178                 $hideAnonymousUsers = $opts['hideanons'] && !$forcebot;
 179
 180                 if ( $opts['hideminor'] )  $conds['rc_minor'] = 0;
 181                 if ( $opts['hidebots'] )   $conds['rc_bot'] = 0;
 182                 if ( $hidePatrol )         $conds['rc_patrolled'] = 0;
 183                 if ( $forcebot )           $conds['rc_bot'] = 1;
 184                 if ( $hideLoggedInUsers )  $conds[] = 'rc_user = 0';
 185                 if ( $hideAnonymousUsers ) $conds[] = 'rc_user != 0';
 186
 187                 if( $opts['hidemyself'] ) {
 188                         if( $wgUser->getId() ) {
 189                                 $conds[] = 'rc_user != ' . $dbr->addQuotes( $wgUser->getId() );
 190                         } else {
 191                                 $conds[] = 'rc_user_text != ' . $dbr->addQuotes( $wgUser->getName() );
 192                         }
 193                 }
 194
 195                 # Namespace filtering
 196                 if ( $opts['namespace'] !== '' ) {
 197                         if ( !$opts['invert'] ) {
 198                                 $conds[] = 'rc_namespace = ' . $dbr->addQuotes( $opts['namespace'] );
 199                         } else {
 200                                 $conds[] = 'rc_namespace != ' . $dbr->addQuotes( $opts['namespace'] );
 201                         }
 202                 }
 203
 204                 return $conds;
 205         }
 206
 207         public function doMainQuery( $conds, $opts ) {
 208                 global $wgUser;
 209
 210                 $tables = array( 'recentchanges' );
 211                 $join_conds = array();
 212
 213                 $uid = $wgUser->getId();
 214                 $dbr = wfGetDB( DB_SLAVE );
 215                 $limit = $opts['limit'];
 216                 $namespace = $opts['namespace'];
 217                 $invert = $opts['invert'];
 218
 219                 // JOIN on watchlist for users
 220                 if( $wgUser->getId() ) {
 221                         $tables[] = 'watchlist';
 222                         $join_conds = array( 'watchlist' => array('LEFT JOIN',"wl_user={$uid} AND wl_title=rc_title AND wl_namespace=rc_namespace") );
 223                 }
 224
 225                 wfRunHooks('SpecialRecentChangesQuery', array( &$conds, &$tables, &$join_conds, $opts ) );
 226
 227                 // Is there either one namespace selected or excluded?
 228                 // Also, if this is "all" or main namespace, just use timestamp index.
 229                 if( is_null($namespace) || $invert || $namespace == NS_MAIN ) {
 230                         $res = $dbr->select( $tables, '*', $conds, __METHOD__,
 231                                 array( 'ORDER BY' => 'rc_timestamp DESC', 'LIMIT' => $limit,
 232                                         'USE INDEX' => array('recentchanges' => 'rc_timestamp') ),
 233                                 $join_conds );
 234                 // We have a new_namespace_time index! UNION over new=(0,1) and sort result set!
 235                 } else {
 236                         // New pages
 237                         $sqlNew = $dbr->selectSQLText( $tables, '*',
 238                                 array( 'rc_new' => 1 ) + $conds,
 239                                 __METHOD__,
 240                                 array( 'ORDER BY' => 'rc_timestamp DESC', 'LIMIT' => $limit,
 241                                         'USE INDEX' =>  array('recentchanges' => 'new_name_timestamp') ),
 242                                 $join_conds );
 243                         // Old pages
 244                         $sqlOld = $dbr->selectSQLText( $tables, '*',
 245                                 array( 'rc_new' => 0 ) + $conds,
 246                                 __METHOD__,
 247                                 array( 'ORDER BY' => 'rc_timestamp DESC', 'LIMIT' => $limit,
 248                                         'USE INDEX' =>  array('recentchanges' => 'new_name_timestamp') ),
 249                                 $join_conds );
 250                         # Join the two fast queries, and sort the result set
 251                         $sql = "($sqlNew) UNION ($sqlOld) ORDER BY rc_timestamp DESC LIMIT $limit";
 252                         $res = $dbr->query( $sql, __METHOD__ );
 253                 }
 254
 255                 return $res;
 256         }
 257
 258         public function webOutput( $rows, $opts ) {
 259                 global $wgOut, $wgUser, $wgRCShowWatchingUsers, $wgShowUpdatedMarker;
 260                 global $wgAllowCategorizedRecentChanges;
 261
 262                 $limit = $opts['limit'];
 263
 264                 if ( !$this->including() ) {
 265                         // Output options box
 266                         $this->doHeader( $opts );
 267                 }
 268
 269                 // And now for the content
 270                 $wgOut->setSyndicated( true );
 271
 272                 $list = ChangesList::newFromUser( $wgUser );
 273
 274                 if ( $wgAllowCategorizedRecentChanges ) {
 275                         rcFilterByCategories( $rows, $opts );
 276                 }
 277
 278                 $s = $list->beginRecentChangesList();
 279                 $counter = 1;
 280
 281                 $showWatcherCount = $wgRCShowWatchingUsers && $wgUser->getOption( 'shownumberswatching' );
 282                 $watcherCache = array();
 283
 284                 $dbr = wfGetDB( DB_SLAVE );
 285
 286                 foreach( $rows as $obj ){
 287                         if( $limit == 0) {
 288                                 break;
 289                         }
 290
 291                         if ( ! ( $opts['hideminor']     && $obj->rc_minor     ) &&
 292                              ! ( $opts['hidepatrolled'] && $obj->rc_patrolled ) ) {
 293                                 $rc = RecentChange::newFromRow( $obj );
 294                                 $rc->counter = $counter++;
 295
 296                                 if ($wgShowUpdatedMarker
 297                                         && !empty( $obj->wl_notificationtimestamp )
 298                                         && ($obj->rc_timestamp >= $obj->wl_notificationtimestamp)) {
 299                                                 $rc->notificationtimestamp = true;
 300                                 } else {
 301                                         $rc->notificationtimestamp = false;
 302                                 }
 303
 304                                 $rc->numberofWatchingusers = 0; // Default
 305                                 if ($showWatcherCount && $obj->rc_namespace >= 0) {
 306                                         if (!isset($watcherCache[$obj->rc_namespace][$obj->rc_title])) {
 307                                                 $watcherCache[$obj->rc_namespace][$obj->rc_title] =
 308                                                         $dbr->selectField( 'watchlist',
 309                                                                 'COUNT(*)',
 310                                                                 array(
 311                                                                         'wl_namespace' => $obj->rc_namespace,
 312                                                                         'wl_title' => $obj->rc_title,
 313                                                                 ),
 314                                                                 __METHOD__ . '-watchers' );
 315                                         }
 316                                         $rc->numberofWatchingusers = $watcherCache[$obj->rc_namespace][$obj->rc_title];
 317                                 }
 318                                 $s .= $list->recentChangesLine( $rc, !empty( $obj->wl_user ) );
 319                                 --$limit;
 320                         }
 321                 }
 322                 $s .= $list->endRecentChangesList();
 323                 $wgOut->addHTML( $s );
 324         }
 325
 326         public function doHeader( $opts ) {
 327                 global $wgScript, $wgOut;
 328                 $wgOut->addWikiText( wfMsgForContentNoTrans( 'recentchangestext' ) );
 329
 330                 $defaults = $opts->getAllValues();
 331                 $nondefaults = $opts->getChangedValues();
 332                 $opts->consumeValues( array( 'namespace', 'invert' ) );
 333
 334                 $panel = array();
 335                 $panel[] = rcOptionsPanel( $defaults, $nondefaults );
 336
 337                 $extraOpts = array();
 338                 $extraOpts['namespace'] = $this->namespaceFilterForm( $opts );
 339
 340                 global $wgAllowCategorizedRecentChanges;
 341                 if ( $wgAllowCategorizedRecentChanges ) {
 342                         $extraOpts['category'] = $this->categoryFilterForm( $opts );
 343                 }
 344
 345                 wfRunHooks( 'SpecialRecentChangesPanel', array( &$extraOpts, $opts ) );
 346                 $extraOpts['submit'] = Xml::submitbutton( wfMsg('allpagessubmit') );
 347
 348                 $out = Xml::openElement( 'table' );
 349                 foreach ( $extraOpts as $optionRow ) {
 350                         $out .= Xml::openElement( 'tr' );
 351                         if ( is_array($optionRow) ) {
 352                                 $out .= Xml::tags( 'td', null, $optionRow[0] );
 353                                 $out .= Xml::tags( 'td', null, $optionRow[1] );
 354                         } else {
 355                                 $out .= Xml::tags( 'td', array( 'colspan' => 2 ), $optionRow );
 356                         }
 357                         $out .= Xml::closeElement( 'tr' );
 358                 }
 359                 $out .= Xml::closeElement( 'table' );
 360
 361                 $unconsumed = $opts->getUnconsumedValues();
 362                 foreach ( $unconsumed as $key => $value ) {
 363                         $out .= Xml::hidden( $key, $value );
 364                 }
 365
 366                 $t = $this->getTitle();
 367                 $out .= Xml::hidden( 'title', $t->getPrefixedText() );
 368                 $form = Xml::tags( 'form', array( 'action' => $wgScript ), $out );
 369                 $panel[] = $form;
 370                 $panelString = implode( "\n", $panel );
 371
 372                 $wgOut->addHTML( '<div class="rcoptions">' . $panelString . '</div>' );
 373         }
 374
 375         /**
 376         * Creates the choose namespace selection
 377         *
 378         * @return string
 379         */
 380         protected function namespaceFilterForm( FormOptions $opts ) {
 381                 $nsSelect = HTMLnamespaceselector( $opts['namespace'], '' );
 382                 $nsLabel = Xml::label( wfMsg('namespace'), 'namespace' );
 383                 $invert = Xml::checkLabel( wfMsg('invert'), 'invert', 'nsinvert', $opts['invert'] );
 384                 return array( $nsLabel, "$nsSelect $invert" );
 385         }
 386
 387         protected function categoryFilterForm( FormOptions $opts ) {
 388                 list( $label, $input ) = Xml::inputLabelSep( wfMsg('rc_categories'),
 389                         'categories', 'mw-categories', false, $opts['categories'] );
 390
 391                 $input .= ' ' . Xml::checkLabel( wfMsg('rc_categories_any'),
 392                         'categories_any', 'mw-categories_any', $opts['categories_any'] );
 393
 394                 return array( $label, $input );
 395         }
 396
 397 }
 398
 399 function rcFilterByCategories ( &$rows, FormOptions $opts ) {
 400         $categories = array_map( 'trim', explode( "|" , $opts['categories'] ) );
 401
 402         if( empty($categories) ) {
 403                 return;
 404         }
 405
 406         # Filter categories
 407         $cats = array();
 408         foreach ( $categories as $cat ) {
 409                 $cat = trim( $cat );
 410                 if ( $cat == "" ) continue;
 411                 $cats[] = $cat;
 412         }
 413
 414         # Filter articles
 415         $articles = array();
 416         $a2r = array();
 417         foreach ( $rows AS $k => $r ) {
 418                 $nt = Title::makeTitle( $r->rc_namespace, $r->rc_title );
 419                 $id = $nt->getArticleID();
 420                 if ( $id == 0 ) continue; # Page might have been deleted...
 421                 if ( !in_array($id, $articles) ) {
 422                         $articles[] = $id;
 423                 }
 424                 if ( !isset($a2r[$id]) ) {
 425                         $a2r[$id] = array();
 426                 }
 427                 $a2r[$id][] = $k;
 428         }
 429
 430         # Shortcut?
 431         if ( !count($articles) || !count($cats) )
 432                 return ;
 433
 434         # Look up
 435         $c = new Categoryfinder ;
 436         $c->seed( $articles, $cats, $opts['categories_any'] ? "OR" : "AND" ) ;
 437         $match = $c->run();
 438
 439         # Filter
 440         $newrows = array();
 441         foreach ( $match AS $id ) {
 442                 foreach ( $a2r[$id] AS $rev ) {
 443                         $k = $rev;
 444                         $newrows[$k] = $rows[$k];
 445                 }
 446         }
 447         $rows = $newrows;
 448 }
 449
 450 /**
 451  *
 452  */
 453 function rcCountLink( $lim, $d, $page='Recentchanges', $more='', $active = false ) {
 454         global $wgUser, $wgLang, $wgContLang;
 455         $sk = $wgUser->getSkin();
 456         $s = $sk->makeKnownLink( $wgContLang->specialPage( $page ),
 457           ($lim ? $wgLang->formatNum( "{$lim}" ) : wfMsg( 'recentchangesall' ) ), "{$more}" .
 458           ($d ? "days={$d}&" : '') . 'limit='.$lim, '', '',
 459           $active ? 'style="font-weight: bold;"' : '' );
 460         return $s;
 461 }
 462
 463 /**
 464  *
 465  */
 466 function rcDaysLink( $lim, $d, $page='Recentchanges', $more='', $active = false ) {
 467         global $wgUser, $wgLang, $wgContLang;
 468         $sk = $wgUser->getSkin();
 469         $s = $sk->makeKnownLink( $wgContLang->specialPage( $page ),
 470           ($d ? $wgLang->formatNum( "{$d}" ) : wfMsg( 'recentchangesall' ) ), $more.'days='.$d .
 471           ($lim ? '&limit='.$lim : ''), '', '',
 472           $active ? 'style="font-weight: bold;"' : '' );
 473         return $s;
 474 }
 475
 476 /**
 477  * Used by Recentchangeslinked
 478  */
 479 function rcDayLimitLinks( $days, $limit, $page='Recentchanges', $more='', $doall = false, $minorLink = '',
 480         $botLink = '', $liuLink = '', $patrLink = '', $myselfLink = '' ) {
 481         global $wgRCLinkLimits, $wgRCLinkDays;
 482         if ($more != '') $more .= '&';
 483
 484         # Sort data for display and make sure it's unique after we've added user data.
 485         # FIXME: why does this piss around with globals like this? Why is $limit added on globally?
 486         $wgRCLinkLimits[] = $limit;
 487         $wgRCLinkDays[] = $days;
 488         sort($wgRCLinkLimits);
 489         sort($wgRCLinkDays);
 490         $wgRCLinkLimits = array_unique($wgRCLinkLimits);
 491         $wgRCLinkDays = array_unique($wgRCLinkDays);
 492
 493         $cl = array();
 494         foreach( $wgRCLinkLimits as $countLink ) {
 495                 $cl[] = rcCountLink( $countLink, $days, $page, $more, $countLink == $limit );
 496         }
 497         if( $doall ) $cl[] = rcCountLink( 0, $days, $page, $more );
 498         $cl = implode( ' | ', $cl);
 499
 500         $dl = array();
 501         foreach( $wgRCLinkDays as $daysLink ) {
 502                 $dl[] = rcDaysLink( $limit, $daysLink, $page, $more, $daysLink == $days );
 503         }
 504         if( $doall ) $dl[] = rcDaysLink( $limit, 0, $page, $more );
 505         $dl = implode( ' | ', $dl);
 506
 507         $linkParts = array( 'minorLink' => 'minor', 'botLink' => 'bots', 'liuLink' => 'liu', 'patrLink' => 'patr', 'myselfLink' => 'mine' );
 508         foreach( $linkParts as $linkVar => $linkMsg ) {
 509                 if( $$linkVar != '' )
 510                         $links[] = wfMsgHtml( 'rcshowhide' . $linkMsg, $$linkVar );
 511         }
 512
 513         $shm = implode( ' | ', $links );
 514         $note = wfMsg( 'rclinks', $cl, $dl, $shm );
 515         return $note;
 516 }
 517
 518
 519 /**
 520  * Makes change an option link which carries all the other options
 521  * @param $title see Title
 522  * @param $override
 523  * @param $options
 524  */
 525 function makeOptionsLink( $title, $override, $options, $active = false ) {
 526         global $wgUser, $wgContLang;
 527         $sk = $wgUser->getSkin();
 528         return $sk->makeKnownLink( $wgContLang->specialPage( 'Recentchanges' ),
 529                 htmlspecialchars( $title ), wfArrayToCGI( $override, $options ), '', '',
 530                 $active ? 'style="font-weight: bold;"' : '' );
 531 }
 532
 533 /**
 534  * Creates the options panel.
 535  * @param $defaults
 536  * @param $nondefaults
 537  */
 538 function rcOptionsPanel( $defaults, $nondefaults ) {
 539         global $wgLang, $wgUser, $wgRCLinkLimits, $wgRCLinkDays;
 540
 541         $options = $nondefaults + $defaults;
 542
 543         if( $options['from'] )
 544                 $note = wfMsgExt( 'rcnotefrom', array( 'parseinline' ),
 545                         $wgLang->formatNum( $options['limit'] ),
 546                         $wgLang->timeanddate( $options['from'], true ) );
 547         else
 548                 $note = wfMsgExt( 'rcnote', array( 'parseinline' ),
 549                         $wgLang->formatNum( $options['limit'] ),
 550                         $wgLang->formatNum( $options['days'] ),
 551                         $wgLang->timeAndDate( wfTimestampNow(), true ) );
 552
 553         # Sort data for display and make sure it's unique after we've added user data.
 554         $wgRCLinkLimits[] = $options['limit'];
 555         $wgRCLinkDays[] = $options['days'];
 556         sort($wgRCLinkLimits);
 557         sort($wgRCLinkDays);
 558         $wgRCLinkLimits = array_unique($wgRCLinkLimits);
 559         $wgRCLinkDays = array_unique($wgRCLinkDays);
 560
 561         // limit links
 562         foreach( $wgRCLinkLimits as $value ) {
 563                 $cl[] = makeOptionsLink( $wgLang->formatNum( $value ),
 564                         array( 'limit' => $value ), $nondefaults, $value == $options['limit'] ) ;
 565         }
 566         $cl = implode( ' | ', $cl);
 567
 568         // day links, reset 'from' to none
 569         foreach( $wgRCLinkDays as $value ) {
 570                 $dl[] = makeOptionsLink( $wgLang->formatNum( $value ),
 571                         array( 'days' => $value, 'from' => '' ), $nondefaults, $value == $options['days'] ) ;
 572         }
 573         $dl = implode( ' | ', $dl);
 574
 575
 576         // show/hide links
 577         $showhide = array( wfMsg( 'show' ), wfMsg( 'hide' ));
 578         $minorLink = makeOptionsLink( $showhide[1-$options['hideminor']],
 579                 array( 'hideminor' => 1-$options['hideminor'] ), $nondefaults);
 580         $botLink = makeOptionsLink( $showhide[1-$options['hidebots']],
 581                 array( 'hidebots' => 1-$options['hidebots'] ), $nondefaults);
 582         $anonsLink = makeOptionsLink( $showhide[ 1 - $options['hideanons'] ],
 583                 array( 'hideanons' => 1 - $options['hideanons'] ), $nondefaults );
 584         $liuLink   = makeOptionsLink( $showhide[1-$options['hideliu']],
 585                 array( 'hideliu' => 1-$options['hideliu'] ), $nondefaults);
 586         $patrLink  = makeOptionsLink( $showhide[1-$options['hidepatrolled']],
 587                 array( 'hidepatrolled' => 1-$options['hidepatrolled'] ), $nondefaults);
 588         $myselfLink = makeOptionsLink( $showhide[1-$options['hidemyself']],
 589                 array( 'hidemyself' => 1-$options['hidemyself'] ), $nondefaults);
 590
 591         $links[] = wfMsgHtml( 'rcshowhideminor', $minorLink );
 592         $links[] = wfMsgHtml( 'rcshowhidebots', $botLink );
 593         $links[] = wfMsgHtml( 'rcshowhideanons', $anonsLink );
 594         $links[] = wfMsgHtml( 'rcshowhideliu', $liuLink );
 595         if( $wgUser->useRCPatrol() )
 596                 $links[] = wfMsgHtml( 'rcshowhidepatr', $patrLink );
 597         $links[] = wfMsgHtml( 'rcshowhidemine', $myselfLink );
 598         $hl = implode( ' | ', $links );
 599
 600         // show from this onward link
 601         $now = $wgLang->timeanddate( wfTimestampNow(), true );
 602         $tl =  makeOptionsLink( $now, array( 'from' => wfTimestampNow()), $nondefaults );
 603
 604         $rclinks = wfMsgExt( 'rclinks', array( 'parseinline', 'replaceafter'),
 605                 $cl, $dl, $hl );
 606         $rclistfrom = wfMsgExt( 'rclistfrom', array( 'parseinline', 'replaceafter'), $tl );
 607         return "$note<br />$rclinks<br />$rclistfrom";
 608
 609 }