includes/specials/SpecialContributions.php

   1 <?php
   2 /**
   3  * Special:Contributions, show user contributions in a paged list
   4  * @file
   5  * @ingroup SpecialPage
   6  */
   7
   8 class SpecialContributions extends SpecialPage {
   9
  10         public function __construct() {
  11                 parent::__construct( 'Contributions' );
  12         }
  13
  14         public function execute( $par ) {
  15                 global $wgUser, $wgOut, $wgLang, $wgRequest;
  16
  17                 $this->setHeaders();
  18                 $this->outputHeader();
  19
  20                 $this->opts = array();
  21
  22                 if( $par == 'newbies' ) {
  23                         $target = 'newbies';
  24                         $this->opts['contribs'] = 'newbie';
  25                 } elseif( isset( $par ) ) {
  26                         $target = $par;
  27                 } else {
  28                         $target = $wgRequest->getVal( 'target' );
  29                 }
  30
  31                 // check for radiobox
  32                 if( $wgRequest->getVal( 'contribs' ) == 'newbie' ) {
  33                         $target = 'newbies';
  34                         $this->opts['contribs'] = 'newbie';
  35                 }
  36
  37                 if( !strlen( $target ) ) {
  38                         $wgOut->addHTML( $this->getForm() );
  39                         return;
  40                 }
  41
  42                 $this->opts['limit'] = $wgRequest->getInt( 'limit', $wgUser->getOption('rclimit') );
  43                 $this->opts['target'] = $target;
  44
  45                 $nt = Title::makeTitleSafe( NS_USER, $target );
  46                 if( !$nt ) {
  47                         $wgOut->addHTML( $this->getForm() );
  48                         return;
  49                 }
  50                 $id = User::idFromName( $nt->getText() );
  51
  52                 if( $target != 'newbies' ) {
  53                         $target = $nt->getText();
  54                         $wgOut->setSubtitle( $this->contributionsSub( $nt, $id ) );
  55                         $wgOut->setHTMLTitle( wfMsg( 'pagetitle', wfMsgExt( 'contributions-title', array( 'parsemag' ),$target ) ) );
  56                 } else {
  57                         $wgOut->setSubtitle( wfMsgHtml( 'sp-contributions-newbies-sub') );
  58                         $wgOut->setHTMLTitle( wfMsg( 'pagetitle', wfMsg( 'sp-contributions-newbies-title' ) ) );
  59                 }
  60
  61                 if( ( $ns = $wgRequest->getVal( 'namespace', null ) ) !== null && $ns !== '' ) {
  62                         $this->opts['namespace'] = intval( $ns );
  63                 } else {
  64                         $this->opts['namespace'] = '';
  65                 }
  66
  67                 $this->opts['tagfilter'] = (string) $wgRequest->getVal( 'tagfilter' );
  68
  69                 // Allows reverts to have the bot flag in recent changes. It is just here to
  70                 // be passed in the form at the top of the page
  71                 if( $wgUser->isAllowed( 'markbotedits' ) && $wgRequest->getBool( 'bot' ) ) {
  72                         $this->opts['bot'] = '1';
  73                 }
  74
  75                 $skip = $wgRequest->getText( 'offset' ) || $wgRequest->getText( 'dir' ) == 'prev';
  76                 # Offset overrides year/month selection
  77                 if( $skip ) {
  78                         $this->opts['year'] = '';
  79                         $this->opts['month'] = '';
  80                 } else {
  81                         $this->opts['year'] = $wgRequest->getIntOrNull( 'year' );
  82                         $this->opts['month'] = $wgRequest->getIntOrNull( 'month' );
  83                 }
  84
  85                 // Add RSS/atom links
  86                 $this->setSyndicated();
  87                 $feedType = $wgRequest->getVal( 'feed' );
  88                 if( $feedType ) {
  89                         return $this->feed( $feedType );
  90                 }
  91
  92                 wfRunHooks( 'SpecialContributionsBeforeMainOutput', $id );
  93
  94                 $wgOut->addHTML( $this->getForm() );
  95
  96                 $pager = new ContribsPager( $target, $this->opts['namespace'], $this->opts['year'], $this->opts['month'] );
  97                 if( !$pager->getNumRows() ) {
  98                         $wgOut->addWikiMsg( 'nocontribs', $target );
  99                 } else {
 100                         # Show a message about slave lag, if applicable
 101                         if( ( $lag = $pager->getDatabase()->getLag() ) > 0 )
 102                                 $wgOut->showLagWarning( $lag );
 103
 104                         $wgOut->addHTML(
 105                                 '<p>' . $pager->getNavigationBar() . '</p>' .
 106                                 $pager->getBody() .
 107                                 '<p>' . $pager->getNavigationBar() . '</p>'
 108                         );
 109                 }
 110
 111
 112                 # Show the appropriate "footer" message - WHOIS tools, etc.
 113                 if( $target != 'newbies' ) {
 114                         $message = 'sp-contributions-footer';
 115                         if ( IP::isIPAddress( $target ) ) {
 116                                 $message = 'sp-contributions-footer-anon';
 117                         } else {
 118                                 $user = User::newFromName( $target );
 119                                 if ( !$user || $user->isAnon() ) {
 120                                         // No message for non-existing users
 121                                         return;
 122                                 }
 123                         }
 124
 125                         $text = wfMsgNoTrans( $message, $target );
 126                         if( !wfEmptyMsg( $message, $text ) && $text != '-' ) {
 127                                 $wgOut->wrapWikiMsg(
 128                                         "<div class='mw-contributions-footer'>\n$1\n</div>", $message );
 129                         }
 130                 }
 131         }
 132
 133         protected function setSyndicated() {
 134                 global $wgOut;
 135                 $queryParams = array(
 136                         'namespace' => $this->opts['namespace'],
 137                         'target'  => $this->opts['target']
 138                 );
 139                 $wgOut->setSyndicated( true );
 140                 $wgOut->setFeedAppendQuery( wfArrayToCGI( $queryParams ) );
 141         }
 142
 143         /**
 144         * Generates the subheading with links
 145         * @param Title $nt Title object for the target
 146         * @param integer $id User ID for the target
 147         * @return String: appropriately-escaped HTML to be output literally
 148         */
 149         protected function contributionsSub( $nt, $id ) {
 150                 global $wgSysopUserBans, $wgLang, $wgUser;
 151
 152                 $sk = $wgUser->getSkin();
 153
 154                 if( 0 == $id ) {
 155                         $user = htmlspecialchars( $nt->getText() );
 156                 } else {
 157                         $user = $sk->link( $nt, htmlspecialchars( $nt->getText() ) );
 158                 }
 159                 $talk = $nt->getTalkPage();
 160                 if( $talk ) {
 161                         # Talk page link
 162                         $tools[] = $sk->link( $talk, wfMsgHtml( 'sp-contributions-talk' ) );
 163                         if( ( $id != 0 && $wgSysopUserBans ) || ( $id == 0 && IP::isIPAddress( $nt->getText() ) ) ) {
 164                                 if( $wgUser->isAllowed( 'block' ) ) { # Block / Change block / Unblock links
 165                                         if ( User::newFromId( $id )->isBlocked() ) {
 166                                                 $tools[] = $sk->linkKnown( # Change block link
 167                                                         SpecialPage::getTitleFor( 'Blockip', $nt->getDBkey() ),
 168                                                         wfMsgHtml( 'change-blocklink' )
 169                                                 );
 170                                                 $tools[] = $sk->linkKnown( # Unblock link
 171                                                         SpecialPage::getTitleFor( 'BlockList' ),
 172                                                         wfMsgHtml( 'unblocklink' ),
 173                                                         array(),
 174                                                         array(
 175                                                                 'action' => 'unblock',
 176                                                                 'ip' => $nt->getDBkey()
 177                                                         )
 178                                                 );
 179                                         }
 180                                         else { # User is not blocked
 181                                                 $tools[] = $sk->linkKnown( # Block link
 182                                                         SpecialPage::getTitleFor( 'Blockip', $nt->getDBkey() ),
 183                                                         wfMsgHtml( 'blocklink' )
 184                                                 );
 185                                         }
 186                                 }
 187                                 # Block log link
 188                                 $tools[] = $sk->linkKnown(
 189                                         SpecialPage::getTitleFor( 'Log' ),
 190                                         wfMsgHtml( 'sp-contributions-blocklog' ),
 191                                         array(),
 192                                         array(
 193                                                 'type' => 'block',
 194                                                 'page' => $nt->getPrefixedText()
 195                                         )
 196                                 );
 197                         }
 198                         # Other logs link
 199                         $tools[] = $sk->linkKnown(
 200                                 SpecialPage::getTitleFor( 'Log' ),
 201                                 wfMsgHtml( 'sp-contributions-logs' ),
 202                                 array(),
 203                                 array( 'user' => $nt->getText() )
 204                         );
 205
 206                         # Add link to deleted user contributions for priviledged users
 207                         if( $wgUser->isAllowed( 'deletedhistory' ) ) {
 208                                 $tools[] = $sk->linkKnown(
 209                                         SpecialPage::getTitleFor( 'DeletedContributions', $nt->getDBkey() ),
 210                                         wfMsgHtml( 'sp-contributions-deleted' )
 211                                 );
 212                         }
 213
 214                         # Add a link to change user rights for privileged users
 215                         $userrightsPage = new UserrightsPage();
 216                         if( 0 !== $id && $userrightsPage->userCanChangeRights( User::newFromId( $id ) ) ) {
 217                                 $tools[] = $sk->linkKnown(
 218                                         SpecialPage::getTitleFor( 'Userrights', $nt->getDBkey() ),
 219                                         wfMsgHtml( 'sp-contributions-userrights' )
 220                                 );
 221                         }
 222
 223                         wfRunHooks( 'ContributionsToolLinks', array( $id, $nt, &$tools ) );
 224
 225                         $links = $wgLang->pipeList( $tools );
 226                         $this->showBlock( $nt, $id );
 227                 }
 228
 229                 // Old message 'contribsub' had one parameter, but that doesn't work for
 230                 // languages that want to put the "for" bit right after $user but before
 231                 // $links.  If 'contribsub' is around, use it for reverse compatibility,
 232                 // otherwise use 'contribsub2'.
 233                 if( wfEmptyMsg( 'contribsub', wfMsg( 'contribsub' ) ) ) {
 234                         return wfMsgHtml( 'contribsub2', $user, $links );
 235                 } else {
 236                         return wfMsgHtml( 'contribsub', "$user ($links)" );
 237                 }
 238         }
 239
 240         /**
 241          * Show a note if the user is blocked and display the last block log entry.
 242          * @param Title $title Title object for the target
 243          * @param $userId ID of the user
 244          */
 245         protected function showBlock( $title, $userId ) {
 246                 global  $wgUser, $wgOut;
 247                 if ( !User::newFromID( $userId )->isBlocked() )
 248                         return; # User is not blocked, nothing to do here
 249                 $loglist = new LogEventsList( $wgUser->getSkin(), $wgOut );
 250                 $pager = new LogPager( $loglist, 'block', false, $title->getPrefixedText() );
 251                 // Check if there is something in the block log.
 252                 // If this is not the case, either the user is not blocked,
 253                 // or the account has been hidden via hideuser.
 254                 if( $pager->getNumRows() > 0 ) {
 255                         $pager->mLimit = 1; # Show only latest log entry.
 256                         $wgOut->addHTML( '<div class="mw-warning-with-logexcerpt">' );
 257                         $wgOut->addWikiMsg( 'sp-contributions-blocked-notice' );
 258                         $wgOut->addHTML(
 259                                 $loglist->beginLogEventsList() .
 260                                 $pager->getBody() .
 261                                 $loglist->endLogEventsList()
 262                         );
 263                         if( $pager->getNumRows() > $pager->mLimit ) {
 264                                 $wgOut->addHTML( $wgUser->getSkin()->link(
 265                                         SpecialPage::getTitleFor( 'Log', 'block' ),
 266                                         wfMsgHtml( 'log-fulllog' ),
 267                                         array(),
 268                                         array( 'page' => $title->getPrefixedText() )
 269                                 ) );
 270                         }
 271                         $wgOut->addHTML( '</div>' );
 272                 }
 273         }
 274         /**
 275          * Generates the namespace selector form with hidden attributes.
 276          * @param $this->opts Array: the options to be included.
 277          */
 278         protected function getForm() {
 279                 global $wgScript;
 280
 281                 $this->opts['title'] = $this->getTitle()->getPrefixedText();
 282                 if( !isset( $this->opts['target'] ) ) {
 283                         $this->opts['target'] = '';
 284                 } else {
 285                         $this->opts['target'] = str_replace( '_' , ' ' , $this->opts['target'] );
 286                 }
 287
 288                 if( !isset( $this->opts['namespace'] ) ) {
 289                         $this->opts['namespace'] = '';
 290                 }
 291
 292                 if( !isset( $this->opts['contribs'] ) ) {
 293                         $this->opts['contribs'] = 'user';
 294                 }
 295
 296                 if( !isset( $this->opts['year'] ) ) {
 297                         $this->opts['year'] = '';
 298                 }
 299
 300                 if( !isset( $this->opts['month'] ) ) {
 301                         $this->opts['month'] = '';
 302                 }
 303
 304                 if( $this->opts['contribs'] == 'newbie' ) {
 305                         $this->opts['target'] = '';
 306                 }
 307
 308                 if( !isset( $this->opts['tagfilter'] ) ) {
 309                         $this->opts['tagfilter'] = '';
 310                 }
 311
 312                 $f = Xml::openElement( 'form', array( 'method' => 'get', 'action' => $wgScript ) );
 313                 # Add hidden params for tracking
 314                 foreach ( $this->opts as $name => $value ) {
 315                         if( in_array( $name, array( 'namespace', 'target', 'contribs', 'year', 'month' ) ) ) {
 316                                 continue;
 317                         }
 318                         $f .= "\t" . Xml::hidden( $name, $value ) . "\n";
 319                 }
 320
 321                 $tagFilter = ChangeTags::buildTagFilterSelector( $this->opts['tagfilter'] );
 322
 323                 $f .= '<fieldset>' .
 324                         Xml::element( 'legend', array(), wfMsg( 'sp-contributions-search' ) ) .
 325                         Xml::radioLabel( wfMsgExt( 'sp-contributions-newbies', array( 'parsemag' ) ),
 326                                 'contribs', 'newbie' , 'newbie', $this->opts['contribs'] == 'newbie' ? true : false ) . '<br />' .
 327                         Xml::radioLabel( wfMsgExt( 'sp-contributions-username', array( 'parsemag' ) ),
 328                                 'contribs' , 'user', 'user', $this->opts['contribs'] == 'user' ? true : false ) . ' ' .
 329                         Html::input( 'target', $this->opts['target'], 'text', array(
 330                                 'size' => '20',
 331                                 'required' => ''
 332                         ) + ( $this->opts['target'] ? array() : array( 'autofocus' ) ) ) . ' '.
 333                         '<span style="white-space: nowrap">' .
 334                         Xml::label( wfMsg( 'namespace' ), 'namespace' ) . ' ' .
 335                         Xml::namespaceSelector( $this->opts['namespace'], '' ) .
 336                         '</span>' .
 337                         ( $tagFilter ? Xml::tags( 'p', null, implode( '&nbsp;', $tagFilter ) ) : '' ) .
 338                         Xml::openElement( 'p' ) .
 339                         '<span style="white-space: nowrap">' .
 340                         Xml::dateMenu( $this->opts['year'], $this->opts['month'] ) .
 341                         '</span>' . ' ' .
 342                         Xml::submitButton( wfMsg( 'sp-contributions-submit' ) ) .
 343                         Xml::closeElement( 'p' );
 344
 345                 $explain = wfMsgExt( 'sp-contributions-explain', 'parseinline' );
 346                 if( !wfEmptyMsg( 'sp-contributions-explain', $explain ) )
 347                         $f .= "<p>{$explain}</p>";
 348
 349                 $f .= '</fieldset>' .
 350                         Xml::closeElement( 'form' );
 351                 return $f;
 352         }
 353
 354         /**
 355          * Output a subscription feed listing recent edits to this page.
 356          * @param string $type
 357          */
 358         protected function feed( $type ) {
 359                 global $wgRequest, $wgFeed, $wgFeedClasses, $wgFeedLimit;
 360
 361                 if( !$wgFeed ) {
 362                         global $wgOut;
 363                         $wgOut->addWikiMsg( 'feed-unavailable' );
 364                         return;
 365                 }
 366
 367                 if( !isset( $wgFeedClasses[$type] ) ) {
 368                         global $wgOut;
 369                         $wgOut->addWikiMsg( 'feed-invalid' );
 370                         return;
 371                 }
 372
 373                 $feed = new $wgFeedClasses[$type](
 374                         $this->feedTitle(),
 375                         wfMsgExt( 'tagline', 'parsemag' ),
 376                         $this->getTitle()->getFullUrl() . "/" . urlencode($this->opts['target'])
 377                 );
 378
 379                 // Already valid title
 380                 $nt = Title::makeTitleSafe( NS_USER, $this->opts['target'] );
 381                 $target = $this->opts['target'] == 'newbies' ? 'newbies' : $nt->getText();
 382
 383                 $pager = new ContribsPager( $target, $this->opts['namespace'],
 384                         $this->opts['year'], $this->opts['month'], $this->opts['tagfilter'] );
 385
 386                 $pager->mLimit = min( $this->opts['limit'], $wgFeedLimit );
 387
 388                 $feed->outHeader();
 389                 if( $pager->getNumRows() > 0 ) {
 390                         while( $row = $pager->mResult->fetchObject() ) {
 391                                 $feed->outItem( $this->feedItem( $row ) );
 392                         }
 393                 }
 394                 $feed->outFooter();
 395         }
 396
 397         protected function feedTitle() {
 398                 global $wgContLanguageCode, $wgSitename;
 399                 $page = SpecialPage::getPage( 'Contributions' );
 400                 $desc = $page->getDescription();
 401                 return "$wgSitename - $desc [$wgContLanguageCode]";
 402         }
 403
 404         protected function feedItem( $row ) {
 405                 $title = Title::MakeTitle( intval( $row->page_namespace ), $row->page_title );
 406                 if( $title ) {
 407                         $date = $row->rev_timestamp;
 408                         $comments = $title->getTalkPage()->getFullURL();
 409                         $revision = Revision::newFromTitle( $title, $row->rev_id );
 410
 411                         return new FeedItem(
 412                                 $title->getPrefixedText(),
 413                                 $this->feedItemDesc( $revision ),
 414                                 $title->getFullURL(),
 415                                 $date,
 416                                 $this->feedItemAuthor( $revision ),
 417                                 $comments
 418                         );
 419                 } else {
 420                         return NULL;
 421                 }
 422         }
 423
 424         protected function feedItemAuthor( $revision ) {
 425                 return $revision->getUserText();
 426         }
 427
 428         protected function feedItemDesc( $revision ) {
 429                 if( $revision ) {
 430                         return '<p>' . htmlspecialchars( $revision->getUserText() ) . wfMsgForContent( 'colon-separator' ) .
 431                                 htmlspecialchars( FeedItem::stripComment( $revision->getComment() ) ) .
 432                                 "</p>\n<hr />\n<div>" .
 433                                 nl2br( htmlspecialchars( $revision->getText() ) ) . "</div>";
 434                 }
 435                 return '';
 436         }
 437 }
 438
 439 /**
 440  * Pager for Special:Contributions
 441  * @ingroup SpecialPage Pager
 442  */
 443 class ContribsPager extends ReverseChronologicalPager {
 444         public $mDefaultDirection = true;
 445         var $messages, $target;
 446         var $namespace = '', $mDb;
 447
 448         function __construct( $target, $namespace = false, $year = false, $month = false, $tagFilter = false ) {
 449                 parent::__construct();
 450                 foreach( explode( ' ', 'uctop diff newarticle rollbacklink diff hist' ) as $msg ) {
 451                         $this->messages[$msg] = wfMsgExt( $msg, array( 'escape') );
 452                 }
 453                 $this->target = $target;
 454                 $this->namespace = $namespace;
 455                 $this->tagFilter = $tagFilter;
 456
 457                 $this->getDateCond( $year, $month );
 458
 459                 $this->mDb = wfGetDB( DB_SLAVE, 'contributions' );
 460         }
 461
 462         function getDefaultQuery() {
 463                 $query = parent::getDefaultQuery();
 464                 $query['target'] = $this->target;
 465                 return $query;
 466         }
 467
 468         function getQueryInfo() {
 469                 global $wgUser;
 470                 list( $tables, $index, $userCond, $join_cond ) = $this->getUserCond();
 471
 472                 $conds = array_merge( $userCond, $this->getNamespaceCond() );
 473                 // Paranoia: avoid brute force searches (bug 17342)
 474                 if( !$wgUser->isAllowed( 'deleterevision' ) ) {
 475                         $conds[] = $this->mDb->bitAnd('rev_deleted',Revision::DELETED_USER) . ' = 0';
 476                 } else if( !$wgUser->isAllowed( 'suppressrevision' ) ) {
 477                         $conds[] = $this->mDb->bitAnd('rev_deleted',Revision::SUPPRESSED_USER) .
 478                                 ' != ' . Revision::SUPPRESSED_USER;
 479                 }
 480                 $join_cond['page'] = array( 'INNER JOIN', 'page_id=rev_page' );
 481
 482                 $queryInfo = array(
 483                         'tables' => $tables,
 484                         'fields' => array(
 485                                 'page_namespace', 'page_title', 'page_is_new', 'page_latest', 'page_is_redirect',
 486                                 'page_len','rev_id', 'rev_page', 'rev_text_id', 'rev_timestamp', 'rev_comment',
 487                                 'rev_minor_edit', 'rev_user', 'rev_user_text', 'rev_parent_id', 'rev_deleted'
 488                         ),
 489                         'conds' => $conds,
 490                         'options' => array( 'USE INDEX' => array('revision' => $index) ),
 491                         'join_conds' => $join_cond
 492                 );
 493
 494                 ChangeTags::modifyDisplayQuery( $queryInfo['tables'],
 495                                                                                 $queryInfo['fields'],
 496                                                                                 $queryInfo['conds'],
 497                                                                                 $queryInfo['join_conds'],
 498                                                                                 $queryInfo['options'],
 499                                                                                 $this->tagFilter );
 500
 501                 wfRunHooks( 'ContribsPager::getQueryInfo', array( &$this, &$queryInfo ) );
 502                 return $queryInfo;
 503         }
 504
 505         function getUserCond() {
 506                 $condition = array();
 507                 $join_conds = array();
 508                 if( $this->target == 'newbies' ) {
 509                         $tables = array( 'user_groups', 'page', 'revision' );
 510                         $max = $this->mDb->selectField( 'user', 'max(user_id)', false, __METHOD__ );
 511                         $condition[] = 'rev_user >' . (int)($max - $max / 100);
 512                         $condition[] = 'ug_group IS NULL';
 513                         $index = 'user_timestamp';
 514                         # FIXME: other groups may have 'bot' rights
 515                         $join_conds['user_groups'] = array( 'LEFT JOIN', "ug_user = rev_user AND ug_group = 'bot'" );
 516                 } else {
 517                         $tables = array( 'page', 'revision' );
 518                         $condition['rev_user_text'] = $this->target;
 519                         $index = 'usertext_timestamp';
 520                 }
 521                 return array( $tables, $index, $condition, $join_conds );
 522         }
 523
 524         function getNamespaceCond() {
 525                 if( $this->namespace !== '' ) {
 526                         return array( 'page_namespace' => (int)$this->namespace );
 527                 } else {
 528                         return array();
 529                 }
 530         }
 531
 532         function getIndexField() {
 533                 return 'rev_timestamp';
 534         }
 535
 536         function getStartBody() {
 537                 return "<ul>\n";
 538         }
 539
 540         function getEndBody() {
 541                 return "</ul>\n";
 542         }
 543
 544         /**
 545          * Generates each row in the contributions list.
 546          *
 547          * Contributions which are marked "top" are currently on top of the history.
 548          * For these contributions, a [rollback] link is shown for users with roll-
 549          * back privileges. The rollback link restores the most recent version that
 550          * was not written by the target user.
 551          *
 552          * @todo This would probably look a lot nicer in a table.
 553          */
 554         function formatRow( $row ) {
 555                 global $wgUser, $wgLang, $wgContLang;
 556                 wfProfileIn( __METHOD__ );
 557
 558                 $sk = $this->getSkin();
 559                 $rev = new Revision( $row );
 560                 $classes = array();
 561
 562                 $page = Title::newFromRow( $row );
 563                 $page->resetArticleId( $row->rev_page ); // use process cache
 564                 $link = $sk->link(
 565                         $page,
 566                         htmlspecialchars( $page->getPrefixedText() ),
 567                         array(),
 568                         $page->isRedirect() ? array( 'redirect' => 'no' ) : array()
 569                 );
 570                 # Mark current revisions
 571                 $difftext = $topmarktext = '';
 572                 if( $row->rev_id == $row->page_latest ) {
 573                         $topmarktext .= '<span class="mw-uctop">' . $this->messages['uctop'] . '</span>';
 574                         if( !$row->page_is_new ) {
 575                                 $difftext .= '(' . $sk->linkKnown(
 576                                         $page,
 577                                         $this->messages['diff'],
 578                                         array(),
 579                                         array( 'diff' => 0 )
 580                                 ) . ')';
 581                                 # Add rollback link
 582                                 if( $page->quickUserCan( 'rollback') && $page->quickUserCan( 'edit' ) ) {
 583                                         $topmarktext .= ' '.$sk->generateRollback( $rev );
 584                                 }
 585                         } else {
 586                                 $difftext .= $this->messages['newarticle'];
 587                         }
 588                 }
 589                 # Is there a visible previous revision?
 590                 if( !$rev->isDeleted(Revision::DELETED_TEXT) ) {
 591                         $difftext = '(' . $sk->linkKnown(
 592                                 $page,
 593                                 $this->messages['diff'],
 594                                 array(),
 595                                 array(
 596                                         'diff' => 'prev',
 597                                         'oldid' => $row->rev_id
 598                                 )
 599                         ) . ')';
 600                 } else {
 601                         $difftext = '(' . $this->messages['diff'] . ')';
 602                 }
 603                 $histlink = '('.$sk->linkKnown(
 604                         $page,
 605                         $this->messages['hist'],
 606                         array(),
 607                         array( 'action' => 'history' )
 608                 ) . ')';
 609
 610                 $comment = $wgContLang->getDirMark() . $sk->revComment( $rev, false, true );
 611                 $date = $wgLang->timeanddate( wfTimestamp( TS_MW, $row->rev_timestamp ), true );
 612                 if( $rev->isDeleted( Revision::DELETED_TEXT ) ) {
 613                         $d = '<span class="history-deleted">' . $date . '</span>';
 614                 } else {
 615                         $d = $sk->linkKnown(
 616                                 $page,
 617                                 htmlspecialchars($date),
 618                                 array(),
 619                                 array( 'oldid' => intval( $row->rev_id ) )
 620                         );
 621                 }
 622
 623                 if( $this->target == 'newbies' ) {
 624                         $userlink = ' . . ' . $sk->userLink( $row->rev_user, $row->rev_user_text );
 625                         $userlink .= ' (' . $sk->userTalkLink( $row->rev_user, $row->rev_user_text ) . ') ';
 626                 } else {
 627                         $userlink = '';
 628                 }
 629
 630                 if( $rev->getParentId() === 0 ) {
 631                         $nflag = ChangesList::flag( 'newpage' );
 632                 } else {
 633                         $nflag = '';
 634                 }
 635
 636                 if( $rev->isMinor() ) {
 637                         $mflag = ChangesList::flag( 'minor' );
 638                 } else {
 639                         $mflag = '';
 640                 }
 641
 642                 if( $wgUser->isAllowed( 'deleterevision' ) ) {
 643                         // If revision was hidden from sysops
 644                         if( !$rev->userCan( Revision::DELETED_RESTRICTED ) ) {
 645                                 $del = Xml::tags( 'span', array( 'class'=>'mw-revdelundel-link' ),
 646                                         '(' . $this->message['rev-delundel'] . ')' ) . ' ';
 647                         // Otherwise, show the link...
 648                         } else {
 649                                 $query = array(
 650                                         'type' => 'revision',
 651                                         'target' => $page->getPrefixedDbkey(),
 652                                         'ids' => $rev->getId() );
 653                                 $del = $this->mSkin->revDeleteLink( $query,
 654                                         $rev->isDeleted( Revision::DELETED_RESTRICTED ) ) . ' ';
 655                         }
 656                 } else {
 657                         $del = '';
 658                 }
 659
 660                 $ret = "{$del}{$d} {$histlink} {$difftext} {$nflag}{$mflag} {$link}{$userlink} {$comment} {$topmarktext}";
 661
 662                 # Tags, if any.
 663                 list($tagSummary, $newClasses) = ChangeTags::formatSummaryRow( $row->ts_tags, 'contributions' );
 664                 $classes = array_merge( $classes, $newClasses );
 665                 $ret .= " $tagSummary";
 666
 667                 // Let extensions add data
 668                 wfRunHooks( 'ContributionsLineEnding', array( &$this, &$ret, $row ) );
 669
 670                 $classes = implode( ' ', $classes );
 671                 $ret = "<li class=\"$classes\">$ret</li>\n";
 672                 wfProfileOut( __METHOD__ );
 673                 return $ret;
 674         }
 675
 676         /**
 677          * Get the Database object in use
 678          *
 679          * @return Database
 680          */
 681         public function getDatabase() {
 682                 return $this->mDb;
 683         }
 684
 685 }