includes/specials/SpecialRecentchanges.php

   1 <?php
   2
   3 /**
   4  * Implements Special:Recentchanges
   5  * @ingroup SpecialPage
   6  */
   7 class SpecialRecentChanges extends SpecialPage {
   8         public function __construct() {
   9                 SpecialPage::SpecialPage( 'Recentchanges' );
  10                 $this->includable( true );
  11         }
  12
  13         /**
  14          * Get a FormOptions object containing the default options
  15          *
  16          * @return FormOptions
  17          */
  18         public function getDefaultOptions() {
  19                 $opts = new FormOptions();
  20
  21                 $opts->add( 'days',  (int)User::getDefaultOption( 'rcdays' ) );
  22                 $opts->add( 'limit', (int)User::getDefaultOption( 'rclimit' ) );
  23                 $opts->add( 'from', '' );
  24
  25                 $opts->add( 'hideminor',     false );
  26                 $opts->add( 'hidebots',      true  );
  27                 $opts->add( 'hideanons',     false );
  28                 $opts->add( 'hideliu',       false );
  29                 $opts->add( 'hidepatrolled', false );
  30                 $opts->add( 'hidemyself',    false );
  31
  32                 $opts->add( 'namespace', '', FormOptions::INTNULL );
  33                 $opts->add( 'invert', false );
  34
  35                 $opts->add( 'categories', '' );
  36                 $opts->add( 'categories_any', false );
  37
  38                 return $opts;
  39         }
  40
  41         /**
  42          * Get a FormOptions object with options as specified by the user
  43          *
  44          * @return FormOptions
  45          */
  46         public function setup( $parameters ) {
  47                 global $wgUser, $wgRequest;
  48
  49                 $opts = $this->getDefaultOptions();
  50                 $opts['days'] = (int)$wgUser->getOption( 'rcdays', $opts['days'] );
  51                 $opts['limit'] = (int)$wgUser->getOption( 'rclimit', $opts['limit'] );
  52                 $opts['hideminor'] = $wgUser->getOption( 'hideminor', $opts['hideminor'] );
  53                 $opts->fetchValuesFromRequest( $wgRequest );
  54
  55                 // Give precedence to subpage syntax
  56                 if ( $parameters !== null ) {
  57                         $this->parseParameters( $parameters, $opts );
  58                 }
  59
  60                 $opts->validateIntBounds( 'limit', 0, 5000 );
  61                 return $opts;
  62         }
  63
  64         /**
  65          * Get a FormOptions object sepcific for feed requests
  66          *
  67          * @return FormOptions
  68          */
  69         public function feedSetup() {
  70                 global $wgFeedLimit, $wgRequest;
  71                 $opts = $this->getDefaultOptions();
  72                 $opts->fetchValuesFromRequest( $wgRequest, array( 'days', 'limit', 'hideminor' ) );
  73                 $opts->validateIntBounds( 'limit', 0, $wgFeedLimit );
  74                 return $opts;
  75         }
  76
  77         /**
  78          * Main execution point
  79          *
  80          * @param $parameters string
  81          */
  82         public function execute( $parameters ) {
  83                 global $wgRequest, $wgOut;
  84                 $feedFormat = $wgRequest->getVal( 'feed' );
  85
  86                 # 10 seconds server-side caching max
  87                 $wgOut->setSquidMaxage( 10 );
  88
  89                 $lastmod = $this->checkLastModified( $feedFormat );
  90                 if( $lastmod === false ){
  91                         return;
  92                 }
  93
  94                 $opts = $feedFormat ? $this->feedSetup() : $this->setup( $parameters );
  95                 $this->setHeaders();
  96                 $this->outputHeader();
  97
  98                 // Fetch results, prepare a batch link existence check query
  99                 $rows = array();
 100                 $batch = new LinkBatch;
 101                 $conds = $this->buildMainQueryConds( $opts );
 102                 $res = $this->doMainQuery( $conds, $opts );
 103                 if( $res === false ){
 104                         $this->doHeader( $opts );
 105                         return;
 106                 }
 107                 $dbr = wfGetDB( DB_SLAVE );
 108                 while( $row = $dbr->fetchObject( $res ) ){
 109                         $rows[] = $row;
 110                         if ( !$feedFormat ) {
 111                                 // User page and talk links
 112                                 $batch->add( NS_USER, $row->rc_user_text  );
 113                                 $batch->add( NS_USER_TALK, $row->rc_user_text  );
 114                         }
 115
 116                 }
 117                 $dbr->freeResult( $res );
 118
 119                 if ( $feedFormat ) {
 120                         list( $feed, $feedObj ) = $this->getFeedObject( $feedFormat );
 121                         $feed->execute( $feedObj, $rows, $opts['limit'], $opts['hideminor'], $lastmod );
 122                 } else {
 123                         $batch->execute();
 124                         $this->webOutput( $rows, $opts );
 125                 }
 126
 127         }
 128
 129         /**
 130          * Return an array with a ChangesFeed object and ChannelFeed object
 131          *
 132          * @return array
 133          */
 134         public function getFeedObject( $feedFormat ){
 135                 $feed = new ChangesFeed( $feedFormat, 'rcfeed' );
 136                 $feedObj = $feed->getFeedObject(
 137                         wfMsgForContent( 'recentchanges' ),
 138                         wfMsgForContent( 'recentchanges-feed-description' )
 139                 );
 140                 return array( $feed, $feedObj );
 141         }
 142
 143         /**
 144          * Process $par and put options found if $opts
 145          * Mainly used when including the page
 146          *
 147          * @param $par String
 148          * @param $opts FormOptions
 149          */
 150         public function parseParameters( $par, FormOptions $opts ) {
 151                 $bits = preg_split( '/\s*,\s*/', trim( $par ) );
 152                 foreach ( $bits as $bit ) {
 153                         if ( 'hidebots' === $bit ) $opts['hidebots'] = true;
 154                         if ( 'bots' === $bit ) $opts['hidebots'] = false;
 155                         if ( 'hideminor' === $bit ) $opts['hideminor'] = true;
 156                         if ( 'minor' === $bit ) $opts['hideminor'] = false;
 157                         if ( 'hideliu' === $bit ) $opts['hideliu'] = true;
 158                         if ( 'hidepatrolled' === $bit ) $opts['hidepatrolled'] = true;
 159                         if ( 'hideanons' === $bit ) $opts['hideanons'] = true;
 160                         if ( 'hidemyself' === $bit ) $opts['hidemyself'] = true;
 161
 162                         if ( is_numeric( $bit ) ) $opts['limit'] =  $bit;
 163
 164                         $m = array();
 165                         if ( preg_match( '/^limit=(\d+)$/', $bit, $m ) ) $opts['limit'] = $m[1];
 166                         if ( preg_match( '/^days=(\d+)$/', $bit, $m ) ) $opts['days'] = $m[1];
 167                 }
 168         }
 169
 170         /**
 171          * Get last modified date, for client caching
 172          * Don't use this if we are using the patrol feature, patrol changes don't
 173          * update the timestamp
 174          *
 175          * @param $feedFormat String
 176          * @return int or false
 177          */
 178         public function checkLastModified( $feedFormat ) {
 179                 global $wgUseRCPatrol, $wgOut;
 180                 $dbr = wfGetDB( DB_SLAVE );
 181                 $lastmod = $dbr->selectField( 'recentchanges', 'MAX(rc_timestamp)', false, __FUNCTION__ );
 182                 if ( $feedFormat || !$wgUseRCPatrol ) {
 183                         if( $lastmod && $wgOut->checkLastModified( $lastmod ) ){
 184                                 # Client cache fresh and headers sent, nothing more to do.
 185                                 return false;
 186                         }
 187                 }
 188                 return $lastmod;
 189         }
 190
 191         /**
 192          * Return an array of conditions depending of options set in $opts
 193          *
 194          * @param $opts FormOptions
 195          * @return array
 196          */
 197         public function buildMainQueryConds( FormOptions $opts ) {
 198                 global $wgUser;
 199
 200                 $dbr = wfGetDB( DB_SLAVE );
 201                 $conds = array();
 202
 203                 # It makes no sense to hide both anons and logged-in users
 204                 # Where this occurs, force anons to be shown
 205                 $forcebot = false;
 206                 if( $opts['hideanons'] && $opts['hideliu'] ){
 207                         # Check if the user wants to show bots only
 208                         if( $opts['hidebots'] ){
 209                                 $opts['hideanons'] = false;
 210                         } else {
 211                                 $forcebot = true;
 212                                 $opts['hidebots'] = false;
 213                         }
 214                 }
 215
 216                 // Calculate cutoff
 217                 $cutoff_unixtime = time() - ( $opts['days'] * 86400 );
 218                 $cutoff_unixtime = $cutoff_unixtime - ($cutoff_unixtime % 86400);
 219                 $cutoff = $dbr->timestamp( $cutoff_unixtime );
 220
 221                 $fromValid = preg_match('/^[0-9]{14}$/', $opts['from']);
 222                 if( $fromValid && $opts['from'] > wfTimestamp(TS_MW,$cutoff) ) {
 223                         $cutoff = $dbr->timestamp($opts['from']);
 224                 } else {
 225                         $opts->reset( 'from' );
 226                 }
 227
 228                 $conds[] = 'rc_timestamp >= ' . $dbr->addQuotes( $cutoff );
 229
 230
 231                 $hidePatrol = $wgUser->useRCPatrol() && $opts['hidepatrolled'];
 232                 $hideLoggedInUsers = $opts['hideliu'] && !$forcebot;
 233                 $hideAnonymousUsers = $opts['hideanons'] && !$forcebot;
 234
 235                 if ( $opts['hideminor'] )  $conds['rc_minor'] = 0;
 236                 if ( $opts['hidebots'] )   $conds['rc_bot'] = 0;
 237                 if ( $hidePatrol )         $conds['rc_patrolled'] = 0;
 238                 if ( $forcebot )           $conds['rc_bot'] = 1;
 239                 if ( $hideLoggedInUsers )  $conds[] = 'rc_user = 0';
 240                 if ( $hideAnonymousUsers ) $conds[] = 'rc_user != 0';
 241
 242                 if( $opts['hidemyself'] ) {
 243                         if( $wgUser->getId() ) {
 244                                 $conds[] = 'rc_user != ' . $dbr->addQuotes( $wgUser->getId() );
 245                         } else {
 246                                 $conds[] = 'rc_user_text != ' . $dbr->addQuotes( $wgUser->getName() );
 247                         }
 248                 }
 249
 250                 # Namespace filtering
 251                 if ( $opts['namespace'] !== '' ) {
 252                         if ( !$opts['invert'] ) {
 253                                 $conds[] = 'rc_namespace = ' . $dbr->addQuotes( $opts['namespace'] );
 254                         } else {
 255                                 $conds[] = 'rc_namespace != ' . $dbr->addQuotes( $opts['namespace'] );
 256                         }
 257                 }
 258
 259                 return $conds;
 260         }
 261
 262         /**
 263          * Process the query
 264          *
 265          * @param $conds array
 266          * @param $opts FormOptions
 267          * @return database result or false (for Recentchangeslinked only)
 268          */
 269         public function doMainQuery( $conds, $opts ) {
 270                 global $wgUser;
 271
 272                 $tables = array( 'recentchanges' );
 273                 $join_conds = array();
 274
 275                 $uid = $wgUser->getId();
 276                 $dbr = wfGetDB( DB_SLAVE );
 277                 $limit = $opts['limit'];
 278                 $namespace = $opts['namespace'];
 279                 $invert = $opts['invert'];
 280
 281                 // JOIN on watchlist for users
 282                 if( $uid ) {
 283                         $tables[] = 'watchlist';
 284                         $join_conds = array( 'watchlist' => array('LEFT JOIN',"wl_user={$uid} AND wl_title=rc_title AND wl_namespace=rc_namespace") );
 285                 }
 286
 287                 wfRunHooks('SpecialRecentChangesQuery', array( &$conds, &$tables, &$join_conds, $opts ) );
 288
 289                 // Is there either one namespace selected or excluded?
 290                 // Also, if this is "all" or main namespace, just use timestamp index.
 291                 if( is_null($namespace) || $invert || $namespace == NS_MAIN ) {
 292                         $res = $dbr->select( $tables, '*', $conds, __METHOD__,
 293                                 array( 'ORDER BY' => 'rc_timestamp DESC', 'LIMIT' => $limit,
 294                                         'USE INDEX' => array('recentchanges' => 'rc_timestamp') ),
 295                                 $join_conds );
 296                 // We have a new_namespace_time index! UNION over new=(0,1) and sort result set!
 297                 } else {
 298                         // New pages
 299                         $sqlNew = $dbr->selectSQLText( $tables, '*',
 300                                 array( 'rc_new' => 1 ) + $conds,
 301                                 __METHOD__,
 302                                 array( 'ORDER BY' => 'rc_timestamp DESC', 'LIMIT' => $limit,
 303                                         'USE INDEX' =>  array('recentchanges' => 'new_name_timestamp') ),
 304                                 $join_conds );
 305                         // Old pages
 306                         $sqlOld = $dbr->selectSQLText( $tables, '*',
 307                                 array( 'rc_new' => 0 ) + $conds,
 308                                 __METHOD__,
 309                                 array( 'ORDER BY' => 'rc_timestamp DESC', 'LIMIT' => $limit,
 310                                         'USE INDEX' =>  array('recentchanges' => 'new_name_timestamp') ),
 311                                 $join_conds );
 312                         # Join the two fast queries, and sort the result set
 313                         $sql = "($sqlNew) UNION ($sqlOld) ORDER BY rc_timestamp DESC LIMIT $limit";
 314                         $res = $dbr->query( $sql, __METHOD__ );
 315                 }
 316
 317                 return $res;
 318         }
 319
 320         /**
 321          * Send output to $wgOut, only called if not used feeds
 322          *
 323          * @param $rows array of database rows
 324          * @param $opts FormOptions
 325          */
 326         public function webOutput( $rows, $opts ) {
 327                 global $wgOut, $wgUser, $wgRCShowWatchingUsers, $wgShowUpdatedMarker;
 328                 global $wgAllowCategorizedRecentChanges;
 329
 330                 $limit = $opts['limit'];
 331
 332                 if ( !$this->including() ) {
 333                         // Output options box
 334                         $this->doHeader( $opts );
 335                 }
 336
 337                 // And now for the content
 338                 $wgOut->setSyndicated( true );
 339
 340                 $list = ChangesList::newFromUser( $wgUser );
 341
 342                 if ( $wgAllowCategorizedRecentChanges ) {
 343                         $this->filterByCategories( $rows, $opts );
 344                 }
 345
 346                 $s = $list->beginRecentChangesList();
 347                 $counter = 1;
 348
 349                 $showWatcherCount = $wgRCShowWatchingUsers && $wgUser->getOption( 'shownumberswatching' );
 350                 $watcherCache = array();
 351
 352                 $dbr = wfGetDB( DB_SLAVE );
 353
 354                 foreach( $rows as $obj ){
 355                         if( $limit == 0) {
 356                                 break;
 357                         }
 358
 359                         if ( ! ( $opts['hideminor']     && $obj->rc_minor     ) &&
 360                              ! ( $opts['hidepatrolled'] && $obj->rc_patrolled ) ) {
 361                                 $rc = RecentChange::newFromRow( $obj );
 362                                 $rc->counter = $counter++;
 363
 364                                 if ($wgShowUpdatedMarker
 365                                         && !empty( $obj->wl_notificationtimestamp )
 366                                         && ($obj->rc_timestamp >= $obj->wl_notificationtimestamp)) {
 367                                                 $rc->notificationtimestamp = true;
 368                                 } else {
 369                                         $rc->notificationtimestamp = false;
 370                                 }
 371
 372                                 $rc->numberofWatchingusers = 0; // Default
 373                                 if ($showWatcherCount && $obj->rc_namespace >= 0) {
 374                                         if (!isset($watcherCache[$obj->rc_namespace][$obj->rc_title])) {
 375                                                 $watcherCache[$obj->rc_namespace][$obj->rc_title] =
 376                                                         $dbr->selectField( 'watchlist',
 377                                                                 'COUNT(*)',
 378                                                                 array(
 379                                                                         'wl_namespace' => $obj->rc_namespace,
 380                                                                         'wl_title' => $obj->rc_title,
 381                                                                 ),
 382                                                                 __METHOD__ . '-watchers' );
 383                                         }
 384                                         $rc->numberofWatchingusers = $watcherCache[$obj->rc_namespace][$obj->rc_title];
 385                                 }
 386                                 $s .= $list->recentChangesLine( $rc, !empty( $obj->wl_user ) );
 387                                 --$limit;
 388                         }
 389                 }
 390                 $s .= $list->endRecentChangesList();
 391                 $wgOut->addHTML( $s );
 392         }
 393
 394         /**
 395          * Return the text to be displayed above the changes
 396          *
 397          * @param $opts FormOptions
 398          * @return String: XHTML
 399          */
 400         public function doHeader( $opts ) {
 401                 global $wgScript, $wgOut;
 402
 403                 $this->setTopText( $wgOut, $opts );
 404
 405                 $defaults = $opts->getAllValues();
 406                 $nondefaults = $opts->getChangedValues();
 407                 $opts->consumeValues( array( 'namespace', 'invert' ) );
 408
 409                 $panel = array();
 410                 $panel[] = $this->optionsPanel( $defaults, $nondefaults );
 411                 $panel[] = '<hr />';
 412
 413                 $extraOpts = $this->getExtraOptions( $opts );
 414
 415                 $out = Xml::openElement( 'table' );
 416                 foreach ( $extraOpts as $optionRow ) {
 417                         $out .= Xml::openElement( 'tr' );
 418                         if ( is_array($optionRow) ) {
 419                                 $out .= Xml::tags( 'td', null, $optionRow[0] );
 420                                 $out .= Xml::tags( 'td', null, $optionRow[1] );
 421                         } else {
 422                                 $out .= Xml::tags( 'td', array( 'colspan' => 2 ), $optionRow );
 423                         }
 424                         $out .= Xml::closeElement( 'tr' );
 425                 }
 426                 $out .= Xml::closeElement( 'table' );
 427
 428                 $unconsumed = $opts->getUnconsumedValues();
 429                 foreach ( $unconsumed as $key => $value ) {
 430                         $out .= Xml::hidden( $key, $value );
 431                 }
 432
 433                 $t = $this->getTitle();
 434                 $out .= Xml::hidden( 'title', $t->getPrefixedText() );
 435                 $form = Xml::tags( 'form', array( 'action' => $wgScript ), $out );
 436                 $panel[] = $form;
 437                 $panelString = implode( "\n", $panel );
 438
 439                 $wgOut->addHTML(
 440                         Xml::fieldset( wfMsg( 'recentchanges' ), $panelString, array( 'class' => 'rcoptions' ) )
 441                 );
 442
 443                 $this->setBottomText( $wgOut, $opts );
 444         }
 445
 446         /**
 447          * Get options to be displayed in a form
 448          *
 449          * @param $opts FormOptions
 450          * @return array
 451          */
 452         function getExtraOptions( $opts ){
 453                 $extraOpts = array();
 454                 $extraOpts['namespace'] = $this->namespaceFilterForm( $opts );
 455
 456                 global $wgAllowCategorizedRecentChanges;
 457                 if ( $wgAllowCategorizedRecentChanges ) {
 458                         $extraOpts['category'] = $this->categoryFilterForm( $opts );
 459                 }
 460
 461                 wfRunHooks( 'SpecialRecentChangesPanel', array( &$extraOpts, $opts ) );
 462                 $extraOpts['submit'] = Xml::submitbutton( wfMsg('allpagessubmit') );
 463                 return $extraOpts;
 464         }
 465
 466         /**
 467          * Send the text to be displayed above the options
 468          *
 469          * @param $out OutputPage
 470          * @param $opts FormOptions
 471          */
 472         function setTopText( &$out, $opts ){
 473                 $out->addWikiText( wfMsgForContentNoTrans( 'recentchangestext' ) );
 474         }
 475
 476         /**
 477          * Send the text to be displayed after the options, for use in
 478          * Recentchangeslinked
 479          *
 480          * @param $out OutputPage
 481          * @param $opts FormOptions
 482          */
 483         function setBottomText( &$out, $opts ){}
 484
 485         /**
 486          * Creates the choose namespace selection
 487          *
 488          * @param $opts FormOptions
 489          * @return string
 490          */
 491         protected function namespaceFilterForm( FormOptions $opts ) {
 492                 $nsSelect = HTMLnamespaceselector( $opts['namespace'], '' );
 493                 $nsLabel = Xml::label( wfMsg('namespace'), 'namespace' );
 494                 $invert = Xml::checkLabel( wfMsg('invert'), 'invert', 'nsinvert', $opts['invert'] );
 495                 return array( $nsLabel, "$nsSelect $invert" );
 496         }
 497
 498         /**
 499          * Create a input to filter changes by categories
 500          *
 501          * @param $opts FormOptions
 502          * @return array
 503          */
 504         protected function categoryFilterForm( FormOptions $opts ) {
 505                 list( $label, $input ) = Xml::inputLabelSep( wfMsg('rc_categories'),
 506                         'categories', 'mw-categories', false, $opts['categories'] );
 507
 508                 $input .= ' ' . Xml::checkLabel( wfMsg('rc_categories_any'),
 509                         'categories_any', 'mw-categories_any', $opts['categories_any'] );
 510
 511                 return array( $label, $input );
 512         }
 513
 514         /**
 515          * Filter $rows by categories set in $opts
 516          *
 517          * @param $rows array of database rows
 518          * @param $opts FormOptions
 519          */
 520         function filterByCategories( &$rows, FormOptions $opts ) {
 521                 $categories = array_map( 'trim', explode( "|" , $opts['categories'] ) );
 522
 523                 if( empty($categories) ) {
 524                         return;
 525                 }
 526
 527                 # Filter categories
 528                 $cats = array();
 529                 foreach ( $categories as $cat ) {
 530                         $cat = trim( $cat );
 531                         if ( $cat == "" ) continue;
 532                         $cats[] = $cat;
 533                 }
 534
 535                 # Filter articles
 536                 $articles = array();
 537                 $a2r = array();
 538                 foreach ( $rows AS $k => $r ) {
 539                         $nt = Title::makeTitle( $r->rc_namespace, $r->rc_title );
 540                         $id = $nt->getArticleID();
 541                         if ( $id == 0 ) continue; # Page might have been deleted...
 542                         if ( !in_array($id, $articles) ) {
 543                                 $articles[] = $id;
 544                         }
 545                         if ( !isset($a2r[$id]) ) {
 546                                 $a2r[$id] = array();
 547                         }
 548                         $a2r[$id][] = $k;
 549                 }
 550
 551                 # Shortcut?
 552                 if ( !count($articles) || !count($cats) )
 553                         return ;
 554
 555                 # Look up
 556                 $c = new Categoryfinder ;
 557                 $c->seed( $articles, $cats, $opts['categories_any'] ? "OR" : "AND" ) ;
 558                 $match = $c->run();
 559
 560                 # Filter
 561                 $newrows = array();
 562                 foreach ( $match AS $id ) {
 563                         foreach ( $a2r[$id] AS $rev ) {
 564                                 $k = $rev;
 565                                 $newrows[$k] = $rows[$k];
 566                         }
 567                 }
 568                 $rows = $newrows;
 569         }
 570
 571         /**
 572          * Makes change an option link which carries all the other options
 573          * @param $title see Title
 574          * @param $override
 575          * @param $options
 576          */
 577         function makeOptionsLink( $title, $override, $options, $active = false ) {
 578                 global $wgUser;
 579                 $sk = $wgUser->getSkin();
 580                 return $sk->makeKnownLinkObj( $this->getTitle(), htmlspecialchars( $title ),
 581                         wfArrayToCGI( $override, $options ), '', '', $active ? 'style="font-weight: bold;"' : '' );
 582         }
 583
 584         /**
 585          * Creates the options panel.
 586          * @param $defaults array
 587          * @param $nondefaults array
 588          */
 589         function optionsPanel( $defaults, $nondefaults ) {
 590                 global $wgLang, $wgUser, $wgRCLinkLimits, $wgRCLinkDays;
 591
 592                 $options = $nondefaults + $defaults;
 593
 594                 if( $options['from'] )
 595                         $note = wfMsgExt( 'rcnotefrom', array( 'parseinline' ),
 596                                 $wgLang->formatNum( $options['limit'] ),
 597                                 $wgLang->timeanddate( $options['from'], true ) );
 598                 else
 599                         $note = wfMsgExt( 'rcnote', array( 'parseinline' ),
 600                                 $wgLang->formatNum( $options['limit'] ),
 601                                 $wgLang->formatNum( $options['days'] ),
 602                                 $wgLang->timeAndDate( wfTimestampNow(), true ) );
 603
 604                 # Sort data for display and make sure it's unique after we've added user data.
 605                 $wgRCLinkLimits[] = $options['limit'];
 606                 $wgRCLinkDays[] = $options['days'];
 607                 sort($wgRCLinkLimits);
 608                 sort($wgRCLinkDays);
 609                 $wgRCLinkLimits = array_unique($wgRCLinkLimits);
 610                 $wgRCLinkDays = array_unique($wgRCLinkDays);
 611
 612                 // limit links
 613                 foreach( $wgRCLinkLimits as $value ) {
 614                         $cl[] = $this->makeOptionsLink( $wgLang->formatNum( $value ),
 615                                 array( 'limit' => $value ), $nondefaults, $value == $options['limit'] ) ;
 616                 }
 617                 $cl = implode( ' | ', $cl);
 618
 619                 // day links, reset 'from' to none
 620                 foreach( $wgRCLinkDays as $value ) {
 621                         $dl[] = $this->makeOptionsLink( $wgLang->formatNum( $value ),
 622                                 array( 'days' => $value, 'from' => '' ), $nondefaults, $value == $options['days'] ) ;
 623                 }
 624                 $dl = implode( ' | ', $dl);
 625
 626
 627                 // show/hide links
 628                 $showhide = array( wfMsg( 'show' ), wfMsg( 'hide' ));
 629                 $minorLink = $this->makeOptionsLink( $showhide[1-$options['hideminor']],
 630                         array( 'hideminor' => 1-$options['hideminor'] ), $nondefaults);
 631                 $botLink = $this->makeOptionsLink( $showhide[1-$options['hidebots']],
 632                         array( 'hidebots' => 1-$options['hidebots'] ), $nondefaults);
 633                 $anonsLink = $this->makeOptionsLink( $showhide[ 1 - $options['hideanons'] ],
 634                         array( 'hideanons' => 1 - $options['hideanons'] ), $nondefaults );
 635                 $liuLink   = $this->makeOptionsLink( $showhide[1-$options['hideliu']],
 636                         array( 'hideliu' => 1-$options['hideliu'] ), $nondefaults);
 637                 $patrLink  = $this->makeOptionsLink( $showhide[1-$options['hidepatrolled']],
 638                         array( 'hidepatrolled' => 1-$options['hidepatrolled'] ), $nondefaults);
 639                 $myselfLink = $this->makeOptionsLink( $showhide[1-$options['hidemyself']],
 640                         array( 'hidemyself' => 1-$options['hidemyself'] ), $nondefaults);
 641
 642                 $links[] = wfMsgHtml( 'rcshowhideminor', $minorLink );
 643                 $links[] = wfMsgHtml( 'rcshowhidebots', $botLink );
 644                 $links[] = wfMsgHtml( 'rcshowhideanons', $anonsLink );
 645                 $links[] = wfMsgHtml( 'rcshowhideliu', $liuLink );
 646                 if( $wgUser->useRCPatrol() )
 647                         $links[] = wfMsgHtml( 'rcshowhidepatr', $patrLink );
 648                 $links[] = wfMsgHtml( 'rcshowhidemine', $myselfLink );
 649                 $hl = implode( ' | ', $links );
 650
 651                 // show from this onward link
 652                 $now = $wgLang->timeanddate( wfTimestampNow(), true );
 653                 $tl =  $this->makeOptionsLink( $now, array( 'from' => wfTimestampNow()), $nondefaults );
 654
 655                 $rclinks = wfMsgExt( 'rclinks', array( 'parseinline', 'replaceafter'),
 656                         $cl, $dl, $hl );
 657                 $rclistfrom = wfMsgExt( 'rclistfrom', array( 'parseinline', 'replaceafter'), $tl );
 658                 return "$note<br />$rclinks<br />$rclistfrom";
 659         }
 660 }