includes/SkinLegacy.php

   1 <?php
   2 /**
   3  * Base class for legacy skins.
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License along
  16  * with this program; if not, write to the Free Software Foundation, Inc.,
  17  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  18  * http://www.gnu.org/copyleft/gpl.html
  19  *
  20  * @file
  21  */
  22
  23 class SkinLegacy extends SkinTemplate {
  24         var $useHeadElement = true;
  25         protected $mWatchLinkNum = 0; // Appended to end of watch link id's
  26
  27         /**
  28          * Add skin specific stylesheets
  29          * @param $out OutputPage
  30          */
  31         function setupSkinUserCss( OutputPage $out ) {
  32                 $out->addModuleStyles( 'mediawiki.legacy.shared' );
  33                 $out->addModuleStyles( 'mediawiki.legacy.oldshared' );
  34         }
  35
  36         public function commonPrintStylesheet() {
  37                 return true;
  38         }
  39
  40         /**
  41          * This was for the old skins and for users with 640x480 screen.
  42          * Please note old skins are still used and might prove useful for
  43          * users having old computers or visually impaired.
  44          */
  45         var $mSuppressQuickbar = false;
  46
  47         /**
  48          * Suppress the quickbar from the output, only for skin supporting
  49          * the quickbar
  50          */
  51         public function suppressQuickbar() {
  52                 $this->mSuppressQuickbar = true;
  53         }
  54
  55         /**
  56          * Return whether the quickbar should be suppressed from the output
  57          *
  58          * @return Boolean
  59          */
  60         public function isQuickbarSuppressed() {
  61                 return $this->mSuppressQuickbar;
  62         }
  63
  64         function qbSetting() {
  65                 global $wgUser;
  66                 if ( $this->isQuickbarSuppressed() ) {
  67                         return 0;
  68                 }
  69                 $q = $wgUser->getOption( 'quickbar', 0 );
  70                 if( $q == 5 ) {
  71                         # 5 is the default, which chooses the setting
  72                         # depending on the directionality of your interface language
  73                         global $wgLang;
  74                         return $wgLang->isRTL() ? 2 : 1;
  75                 }
  76                 return $q;
  77         }
  78
  79 }
  80
  81 class LegacyTemplate extends BaseTemplate {
  82
  83         // How many search boxes have we made?  Avoid duplicate id's.
  84         protected $searchboxes = '';
  85
  86         function execute() {
  87                 $this->html( 'headelement' );
  88                 echo $this->beforeContent();
  89                 $this->html( 'bodytext' );
  90                 echo "\n";
  91                 echo $this->afterContent();
  92                 $this->html( 'dataAfterContent' );
  93                 $this->printTrail();
  94                 echo "\n</body></html>";
  95         }
  96
  97         /**
  98          * This will be called immediately after the "<body>" tag.  Split into
  99          * two functions to make it easier to subclass.
 100          * @return string
 101          */
 102         function beforeContent() {
 103                 return $this->doBeforeContent();
 104         }
 105
 106         function doBeforeContent() {
 107                 global $wgLang;
 108                 wfProfileIn( __METHOD__ );
 109
 110                 $s = '';
 111
 112                 $langlinks = $this->otherLanguages();
 113                 if ( $langlinks ) {
 114                         $rows = 2;
 115                         $borderhack = '';
 116                 } else {
 117                         $rows = 1;
 118                         $langlinks = false;
 119                         $borderhack = 'class="top"';
 120                 }
 121
 122                 $s .= "\n<div id='content'>\n<div id='topbar'>\n" .
 123                         "<table cellspacing='0' style='width: 100%;'>\n<tr>\n";
 124
 125                 if ( $this->getSkin()->qbSetting() == 0 ) {
 126                         $s .= "<td class='top' style='text-align: left; vertical-align: top;' rowspan='{$rows}'>\n" .
 127                                 $this->getSkin()->logoText( $wgLang->alignStart() ) . '</td>';
 128                 }
 129
 130                 $l = $wgLang->alignStart();
 131                 $s .= "<td {$borderhack} style='text-align: $l; vertical-align: top;'>\n";
 132
 133                 $s .= $this->topLinks();
 134                 $s .= '<p class="subtitle">' . $this->pageTitleLinks() . "</p>\n";
 135
 136                 $r = $wgLang->alignEnd();
 137                 $s .= "</td>\n<td {$borderhack} style='text-align: $r; vertical-align: top;' nowrap='nowrap'>";
 138                 $s .= $this->nameAndLogin();
 139                 $s .= "\n<br />" . $this->searchForm() . '</td>';
 140
 141                 if ( $langlinks ) {
 142                         $s .= "</tr>\n<tr>\n<td class='top' colspan=\"2\">$langlinks</td>\n";
 143                 }
 144
 145                 $s .= "</tr>\n</table>\n</div>\n";
 146                 $s .= "\n<div id='article'>\n";
 147
 148                 $notice = $this->getSkin()->getSiteNotice();
 149
 150                 if ( $notice ) {
 151                         $s .= "\n<div id='siteNotice'>$notice</div>\n";
 152                 }
 153                 $s .= $this->pageTitle();
 154                 $s .= $this->pageSubtitle();
 155                 $s .= $this->getSkin()->getCategories();
 156
 157                 wfProfileOut( __METHOD__ );
 158                 return $s;
 159         }
 160
 161         /**
 162          * This gets called shortly before the "</body>" tag.
 163          * @return String HTML to be put before "</body>"
 164          */
 165         function afterContent() {
 166                 return $this->doAfterContent();
 167         }
 168
 169         /** overloaded by derived classes
 170          * @return string
 171          */
 172         function doAfterContent() {
 173                 return '</div></div>';
 174         }
 175
 176         function searchForm() {
 177                 global $wgRequest, $wgUseTwoButtonsSearchForm;
 178
 179                 $search = $wgRequest->getText( 'search' );
 180
 181                 $s = '<form id="searchform' . $this->searchboxes . '" name="search" class="inline" method="post" action="'
 182                         . $this->getSkin()->escapeSearchLink() . "\">\n"
 183                         . '<input type="text" id="searchInput' . $this->searchboxes . '" name="search" size="19" value="'
 184                         . htmlspecialchars( substr( $search, 0, 256 ) ) . "\" />\n"
 185                         . '<input type="submit" name="go" value="' . wfMessage( 'searcharticle' )->text() . '" />';
 186
 187                 if ( $wgUseTwoButtonsSearchForm ) {
 188                         $s .= '&#160;<input type="submit" name="fulltext" value="' . wfMessage( 'searchbutton' )->text() . "\" />\n";
 189                 } else {
 190                         $s .= ' <a href="' . $this->getSkin()->escapeSearchLink() . '" rel="search">' . wfMessage( 'powersearch-legend' )->text() . "</a>\n";
 191                 }
 192
 193                 $s .= '</form>';
 194
 195                 // Ensure unique id's for search boxes made after the first
 196                 $this->searchboxes = $this->searchboxes == '' ? 2 : $this->searchboxes + 1;
 197
 198                 return $s;
 199         }
 200
 201         function pageStats() {
 202                 $ret = array();
 203                 $items = array( 'viewcount', 'credits', 'lastmod', 'numberofwatchingusers', 'copyright' );
 204
 205                 foreach( $items as $item ) {
 206                         if ( $this->data[$item] !== false ) {
 207                                 $ret[] = $this->data[$item];
 208                         }
 209                 }
 210
 211                 return implode( ' ', $ret );
 212         }
 213
 214         function topLinks() {
 215                 global $wgOut;
 216
 217                 $s = array(
 218                         $this->getSkin()->mainPageLink(),
 219                         Linker::specialLink( 'Recentchanges' )
 220                 );
 221
 222                 if ( $wgOut->isArticleRelated() ) {
 223                         $s[] = $this->editThisPage();
 224                         $s[] = $this->historyLink();
 225                 }
 226
 227                 # Many people don't like this dropdown box
 228                 # $s[] = $this->specialPagesList();
 229
 230                 if ( $this->variantLinks() ) {
 231                         $s[] = $this->variantLinks();
 232                 }
 233
 234                 if ( $this->extensionTabLinks() ) {
 235                         $s[] = $this->extensionTabLinks();
 236                 }
 237
 238                 // @todo FIXME: Is using Language::pipeList impossible here? Do not quite understand the use of the newline
 239                 return implode( $s, wfMessage( 'pipe-separator' )->escaped() . "\n" );
 240         }
 241
 242         /**
 243          * Language/charset variant links for classic-style skins
 244          * @return string
 245          */
 246         function variantLinks() {
 247                 $s = '';
 248
 249                 /* show links to different language variants */
 250                 global $wgDisableLangConversion, $wgLang;
 251
 252                 $title = $this->getSkin()->getTitle();
 253                 $lang = $title->getPageLanguage();
 254                 $variants = $lang->getVariants();
 255
 256                 if ( !$wgDisableLangConversion && count( $variants ) > 1
 257                         && !$title->isSpecialPage() ) {
 258                         foreach ( $variants as $code ) {
 259                                 $varname = $lang->getVariantname( $code );
 260
 261                                 if ( $varname == 'disable' ) {
 262                                         continue;
 263                                 }
 264                                 $s = $wgLang->pipeList( array(
 265                                         $s,
 266                                         '<a href="' . htmlspecialchars( $title->getLocalURL( 'variant=' . $code ) ) . '" lang="' . $code . '" hreflang="' . $code . '">' . htmlspecialchars( $varname ) . '</a>'
 267                                 ) );
 268                         }
 269                 }
 270
 271                 return $s;
 272         }
 273
 274         /**
 275          * Compatibility for extensions adding functionality through tabs.
 276          * Eventually these old skins should be replaced with SkinTemplate-based
 277          * versions, sigh...
 278          * @return string
 279          * @todo Exterminate! ...that, and replace it with normal SkinTemplate stuff
 280          */
 281         function extensionTabLinks() {
 282                 $tabs = array();
 283                 $out = '';
 284                 $s = array();
 285                 wfRunHooks( 'SkinTemplateTabs', array( $this->getSkin(), &$tabs ) );
 286                 foreach ( $tabs as $tab ) {
 287                         $s[] = Xml::element( 'a',
 288                                 array( 'href' => $tab['href'] ),
 289                                 $tab['text'] );
 290                 }
 291
 292                 if ( count( $s ) ) {
 293                         global $wgLang;
 294
 295                         $out = wfMessage( 'pipe-separator' )->escaped();
 296                         $out .= $wgLang->pipeList( $s );
 297                 }
 298
 299                 return $out;
 300         }
 301
 302         function bottomLinks() {
 303                 global $wgOut, $wgUser;
 304                 $sep = wfMessage( 'pipe-separator' )->escaped() . "\n";
 305
 306                 $s = '';
 307                 if ( $wgOut->isArticleRelated() ) {
 308                         $element[] = '<strong>' . $this->editThisPage() . '</strong>';
 309
 310                         if ( $wgUser->isLoggedIn() ) {
 311                                 $element[] = $this->watchThisPage();
 312                         }
 313
 314                         $element[] = $this->talkLink();
 315                         $element[] = $this->historyLink();
 316                         $element[] = $this->whatLinksHere();
 317                         $element[] = $this->watchPageLinksLink();
 318
 319                         $title = $this->getSkin()->getTitle();
 320
 321                         if (
 322                                 $title->getNamespace() == NS_USER ||
 323                                 $title->getNamespace() == NS_USER_TALK
 324                         ) {
 325                                 $id = User::idFromName( $title->getText() );
 326                                 $ip = User::isIP( $title->getText() );
 327
 328                                 # Both anons and non-anons have contributions list
 329                                 if ( $id || $ip ) {
 330                                         $element[] = $this->userContribsLink();
 331                                 }
 332
 333                                 if ( $this->getSkin()->showEmailUser( $id ) ) {
 334                                         $element[] = $this->emailUserLink();
 335                                 }
 336                         }
 337
 338                         $s = implode( $element, $sep );
 339
 340                         if ( $title->getArticleID() ) {
 341                                 $s .= "\n<br />";
 342
 343                                 // Delete/protect/move links for privileged users
 344                                 if ( $wgUser->isAllowed( 'delete' ) ) {
 345                                         $s .= $this->deleteThisPage();
 346                                 }
 347
 348                                 if ( $wgUser->isAllowed( 'protect' ) && $title->getRestrictionTypes() ) {
 349                                         $s .= $sep . $this->protectThisPage();
 350                                 }
 351
 352                                 if ( $wgUser->isAllowed( 'move' ) ) {
 353                                         $s .= $sep . $this->moveThisPage();
 354                                 }
 355                         }
 356
 357                         $s .= "<br />\n" . $this->otherLanguages();
 358                 }
 359
 360                 return $s;
 361         }
 362
 363         function otherLanguages() {
 364                 global $wgOut, $wgLang, $wgHideInterlanguageLinks;
 365
 366                 if ( $wgHideInterlanguageLinks ) {
 367                         return '';
 368                 }
 369
 370                 $a = $wgOut->getLanguageLinks();
 371
 372                 if ( 0 == count( $a ) ) {
 373                         return '';
 374                 }
 375
 376                 $s = wfMessage( 'otherlanguages' )->text() . wfMessage( 'colon-separator' )->text();
 377                 $first = true;
 378
 379                 if ( $wgLang->isRTL() ) {
 380                         $s .= '<span dir="ltr">';
 381                 }
 382
 383                 foreach ( $a as $l ) {
 384                         if ( !$first ) {
 385                                 $s .= wfMessage( 'pipe-separator' )->escaped();
 386                         }
 387
 388                         $first = false;
 389
 390                         $nt = Title::newFromText( $l );
 391                         $text = Language::fetchLanguageName( $nt->getInterwiki() );
 392
 393                         $s .= Html::element( 'a',
 394                                 array( 'href' => $nt->getFullURL(), 'title' => $nt->getText(), 'class' => "external" ),
 395                                 $text == '' ? $l : $text );
 396                 }
 397
 398                 if ( $wgLang->isRTL() ) {
 399                         $s .= '</span>';
 400                 }
 401
 402                 return $s;
 403         }
 404
 405         /**
 406          * Show a drop-down box of special pages
 407          * @return string
 408          */
 409         function specialPagesList() {
 410                 global $wgScript;
 411
 412                 $select = new XmlSelect( 'title' );
 413                 $pages = SpecialPageFactory::getUsablePages();
 414                 array_unshift( $pages, SpecialPageFactory::getPage( 'SpecialPages' ) );
 415                 foreach ( $pages as $obj ) {
 416                         $select->addOption( $obj->getDescription(),
 417                                 $obj->getTitle()->getPrefixedDBkey() );
 418                 }
 419
 420                 return Html::rawElement( 'form',
 421                         array( 'id' => 'specialpages', 'method' => 'get', 'action' => $wgScript ),
 422                         $select->getHTML() . Xml::submitButton( wfMessage( 'go' )->text() ) );
 423         }
 424
 425         function pageTitleLinks() {
 426                 global $wgOut, $wgUser, $wgRequest, $wgLang;
 427
 428                 $oldid = $wgRequest->getVal( 'oldid' );
 429                 $diff = $wgRequest->getVal( 'diff' );
 430                 $action = $wgRequest->getText( 'action' );
 431
 432                 $skin = $this->getSkin();
 433                 $title = $skin->getTitle();
 434
 435                 $s[] = $this->printableLink();
 436                 $disclaimer = $skin->disclaimerLink(); # may be empty
 437
 438                 if ( $disclaimer ) {
 439                         $s[] = $disclaimer;
 440                 }
 441
 442                 $privacy = $skin->privacyLink(); # may be empty too
 443
 444                 if ( $privacy ) {
 445                         $s[] = $privacy;
 446                 }
 447
 448                 if ( $wgOut->isArticleRelated() ) {
 449                         if ( $title->getNamespace() == NS_FILE ) {
 450                                 $image = wfFindFile( $title );
 451
 452                                 if ( $image ) {
 453                                         $href = $image->getURL();
 454                                         $s[] = Html::element( 'a', array( 'href' => $href,
 455                                                 'title' => $href ), $title->getText() );
 456
 457                                 }
 458                         }
 459                 }
 460
 461                 if ( 'history' == $action || isset( $diff ) || isset( $oldid ) ) {
 462                         $s[] .= Linker::linkKnown(
 463                                 $title,
 464                                 wfMessage( 'currentrev' )->text()
 465                         );
 466                 }
 467
 468                 if ( $wgUser->getNewtalk() ) {
 469                         # do not show "You have new messages" text when we are viewing our
 470                         # own talk page
 471                         if ( !$title->equals( $wgUser->getTalkPage() ) ) {
 472                                 $tl = Linker::linkKnown(
 473                                         $wgUser->getTalkPage(),
 474                                         wfMessage( 'newmessageslink' )->escaped(),
 475                                         array(),
 476                                         array( 'redirect' => 'no' )
 477                                 );
 478
 479                                 $dl = Linker::linkKnown(
 480                                         $wgUser->getTalkPage(),
 481                                         wfMessage( 'newmessagesdifflink' )->escaped(),
 482                                         array(),
 483                                         array( 'diff' => 'cur' )
 484                                 );
 485                                 $s[] = '<strong>' . wfMessage( 'youhavenewmessages', $tl, $dl )->text() . '</strong>';
 486                                 # disable caching
 487                                 $wgOut->setSquidMaxage( 0 );
 488                                 $wgOut->enableClientCache( false );
 489                         }
 490                 }
 491
 492                 $undelete = $skin->getUndeleteLink();
 493
 494                 if ( !empty( $undelete ) ) {
 495                         $s[] = $undelete;
 496                 }
 497
 498                 return $wgLang->pipeList( $s );
 499         }
 500
 501         /**
 502          * Gets the h1 element with the page title.
 503          * @return string
 504          */
 505         function pageTitle() {
 506                 global $wgOut;
 507                 $s = '<h1 class="pagetitle"><span dir="auto">' . $wgOut->getPageTitle() . '</span></h1>';
 508                 return $s;
 509         }
 510
 511         function pageSubtitle() {
 512                 global $wgOut;
 513
 514                 $sub = $wgOut->getSubtitle();
 515
 516                 if ( $sub == '' ) {
 517                         global $wgExtraSubtitle;
 518                         $sub = wfMessage( 'tagline' )->parse() . $wgExtraSubtitle;
 519                 }
 520
 521                 $subpages = $this->getSkin()->subPageSubtitle();
 522                 $sub .= !empty( $subpages ) ? "</p><p class='subpages'>$subpages" : '';
 523                 $s = "<p class='subtitle'>{$sub}</p>\n";
 524
 525                 return $s;
 526         }
 527
 528         function printableLink() {
 529                 global $wgOut, $wgRequest, $wgLang;
 530
 531                 $s = array();
 532
 533                 if ( !$wgOut->isPrintable() ) {
 534                         $printurl = htmlspecialchars( $this->getSkin()->getTitle()->getLocalUrl(
 535                                 $wgRequest->appendQueryValue( 'printable', 'yes', true ) ) );
 536                         $s[] = "<a href=\"$printurl\" rel=\"alternate\">"
 537                                 . wfMessage( 'printableversion' )->text() . '</a>';
 538                 }
 539
 540                 if ( $wgOut->isSyndicated() ) {
 541                         foreach ( $wgOut->getSyndicationLinks() as $format => $link ) {
 542                                 $feedurl = htmlspecialchars( $link );
 543                                 $s[] = "<a href=\"$feedurl\" rel=\"alternate\" type=\"application/{$format}+xml\""
 544                                                 . " class=\"feedlink\">" . wfMessage( "feed-$format" )->escaped() . "</a>";
 545                         }
 546                 }
 547                 return $wgLang->pipeList( $s );
 548         }
 549
 550         /**
 551          * @deprecated in 1.19
 552          * @return string
 553          */
 554         function getQuickbarCompensator( $rows = 1 ) {
 555                 wfDeprecated( __METHOD__, '1.19' );
 556                 return "<td style='width: 152px;' rowspan='{$rows}'>&#160;</td>";
 557         }
 558
 559         function editThisPage() {
 560                 global $wgOut;
 561
 562                 if ( !$wgOut->isArticleRelated() ) {
 563                         $s = wfMessage( 'protectedpage' )->text();
 564                 } else {
 565                         $title = $this->getSkin()->getTitle();
 566                         if ( $title->quickUserCan( 'edit' ) && $title->exists() ) {
 567                                 $t = wfMessage( 'editthispage' )->text();
 568                         } elseif ( $title->quickUserCan( 'create' ) && !$title->exists() ) {
 569                                 $t = wfMessage( 'create-this-page' )->text();
 570                         } else {
 571                                 $t = wfMessage( 'viewsource' )->text();
 572                         }
 573
 574                         $s = Linker::linkKnown(
 575                                 $title,
 576                                 $t,
 577                                 array(),
 578                                 $this->getSkin()->editUrlOptions()
 579                         );
 580                 }
 581
 582                 return $s;
 583         }
 584
 585         function deleteThisPage() {
 586                 global $wgUser, $wgRequest;
 587
 588                 $diff = $wgRequest->getVal( 'diff' );
 589                 $title = $this->getSkin()->getTitle();
 590
 591                 if ( $title->getArticleID() && ( !$diff ) && $wgUser->isAllowed( 'delete' ) ) {
 592                         $t = wfMessage( 'deletethispage' )->text();
 593
 594                         $s = Linker::linkKnown(
 595                                 $title,
 596                                 $t,
 597                                 array(),
 598                                 array( 'action' => 'delete' )
 599                         );
 600                 } else {
 601                         $s = '';
 602                 }
 603
 604                 return $s;
 605         }
 606
 607         function protectThisPage() {
 608                 global $wgUser, $wgRequest;
 609
 610                 $diff = $wgRequest->getVal( 'diff' );
 611                 $title = $this->getSkin()->getTitle();
 612
 613                 if ( $title->getArticleID() && ( ! $diff ) && $wgUser->isAllowed( 'protect' ) && $title->getRestrictionTypes() ) {
 614                         if ( $title->isProtected() ) {
 615                                 $text = wfMessage( 'unprotectthispage' )->text();
 616                                 $query = array( 'action' => 'unprotect' );
 617                         } else {
 618                                 $text = wfMessage( 'protectthispage' )->text();
 619                                 $query = array( 'action' => 'protect' );
 620                         }
 621
 622                         $s = Linker::linkKnown(
 623                                 $title,
 624                                 $text,
 625                                 array(),
 626                                 $query
 627                         );
 628                 } else {
 629                         $s = '';
 630                 }
 631
 632                 return $s;
 633         }
 634
 635         function watchThisPage() {
 636                 global $wgOut, $wgUser;
 637                 ++$this->mWatchLinkNum;
 638
 639                 // Cache
 640                 $title = $this->getSkin()->getTitle();
 641
 642                 if ( $wgOut->isArticleRelated() ) {
 643                         if ( $wgUser->isWatched( $title ) ) {
 644                                 $text = wfMessage( 'unwatchthispage' )->text();
 645                                 $query = array(
 646                                         'action' => 'unwatch',
 647                                         'token' => UnwatchAction::getUnwatchToken( $title, $wgUser ),
 648                                 );
 649                                 $id = 'mw-unwatch-link' . $this->mWatchLinkNum;
 650                         } else {
 651                                 $text = wfMessage( 'watchthispage' )->text();
 652                                 $query = array(
 653                                         'action' => 'watch',
 654                                         'token' => WatchAction::getWatchToken( $title, $wgUser ),
 655                                 );
 656                                 $id = 'mw-watch-link' . $this->mWatchLinkNum;
 657                         }
 658
 659                         $s = Linker::linkKnown(
 660                                 $title,
 661                                 $text,
 662                                 array( 'id' => $id ),
 663                                 $query
 664                         );
 665                 } else {
 666                         $s = wfMessage( 'notanarticle' )->text();
 667                 }
 668
 669                 return $s;
 670         }
 671
 672         function moveThisPage() {
 673                 if ( $this->getSkin()->getTitle()->quickUserCan( 'move' ) ) {
 674                         return Linker::linkKnown(
 675                                 SpecialPage::getTitleFor( 'Movepage' ),
 676                                 wfMessage( 'movethispage' )->text(),
 677                                 array(),
 678                                 array( 'target' => $this->getSkin()->getTitle()->getPrefixedDBkey() )
 679                         );
 680                 } else {
 681                         // no message if page is protected - would be redundant
 682                         return '';
 683                 }
 684         }
 685
 686         function historyLink() {
 687                 return Linker::link(
 688                         $this->getSkin()->getTitle(),
 689                         wfMessage( 'history' )->escaped(),
 690                         array( 'rel' => 'archives' ),
 691                         array( 'action' => 'history' )
 692                 );
 693         }
 694
 695         function whatLinksHere() {
 696                 return Linker::linkKnown(
 697                         SpecialPage::getTitleFor( 'Whatlinkshere', $this->getSkin()->getTitle()->getPrefixedDBkey() ),
 698                         wfMessage( 'whatlinkshere' )->escaped()
 699                 );
 700         }
 701
 702         function userContribsLink() {
 703                 return Linker::linkKnown(
 704                         SpecialPage::getTitleFor( 'Contributions', $this->getSkin()->getTitle()->getDBkey() ),
 705                         wfMessage( 'contributions' )->escaped()
 706                 );
 707         }
 708
 709         function emailUserLink() {
 710                 return Linker::linkKnown(
 711                         SpecialPage::getTitleFor( 'Emailuser', $this->getSkin()->getTitle()->getDBkey() ),
 712                         wfMessage( 'emailuser' )->escaped()
 713                 );
 714         }
 715
 716         function watchPageLinksLink() {
 717                 global $wgOut;
 718
 719                 if ( !$wgOut->isArticleRelated() ) {
 720                         return wfMessage( 'parentheses', wfMessage( 'notanarticle' )->text() )->escaped();
 721                 } else {
 722                         return Linker::linkKnown(
 723                                 SpecialPage::getTitleFor( 'Recentchangeslinked', $this->getSkin()->getTitle()->getPrefixedDBkey() ),
 724                                 wfMessage( 'recentchangeslinked-toolbox' )->escaped()
 725                         );
 726                 }
 727         }
 728
 729         function talkLink() {
 730                 $title = $this->getSkin()->getTitle();
 731                 if ( NS_SPECIAL == $title->getNamespace() ) {
 732                         # No discussion links for special pages
 733                         return '';
 734                 }
 735
 736                 $linkOptions = array();
 737
 738                 if ( $title->isTalkPage() ) {
 739                         $link = $title->getSubjectPage();
 740                         switch( $link->getNamespace() ) {
 741                                 case NS_MAIN:
 742                                         $text = wfMessage( 'articlepage' );
 743                                         break;
 744                                 case NS_USER:
 745                                         $text = wfMessage( 'userpage' );
 746                                         break;
 747                                 case NS_PROJECT:
 748                                         $text = wfMessage( 'projectpage' );
 749                                         break;
 750                                 case NS_FILE:
 751                                         $text = wfMessage( 'imagepage' );
 752                                         # Make link known if image exists, even if the desc. page doesn't.
 753                                         if ( wfFindFile( $link ) )
 754                                                 $linkOptions[] = 'known';
 755                                         break;
 756                                 case NS_MEDIAWIKI:
 757                                         $text = wfMessage( 'mediawikipage' );
 758                                         break;
 759                                 case NS_TEMPLATE:
 760                                         $text = wfMessage( 'templatepage' );
 761                                         break;
 762                                 case NS_HELP:
 763                                         $text = wfMessage( 'viewhelppage' );
 764                                         break;
 765                                 case NS_CATEGORY:
 766                                         $text = wfMessage( 'categorypage' );
 767                                         break;
 768                                 default:
 769                                         $text = wfMessage( 'articlepage' );
 770                         }
 771                 } else {
 772                         $link = $title->getTalkPage();
 773                         $text = wfMessage( 'talkpage' );
 774                 }
 775
 776                 $s = Linker::link( $link, $text->text(), array(), array(), $linkOptions );
 777
 778                 return $s;
 779         }
 780
 781         function commentLink() {
 782                 global $wgOut;
 783
 784                 $title = $this->getSkin()->getTitle();
 785                 if ( $title->isSpecialPage() ) {
 786                         return '';
 787                 }
 788
 789                 # __NEWSECTIONLINK___ changes behavior here
 790                 # If it is present, the link points to this page, otherwise
 791                 # it points to the talk page
 792                 if ( !$title->isTalkPage() && !$wgOut->showNewSectionLink() ) {
 793                         $title = $title->getTalkPage();
 794                 }
 795
 796                 return Linker::linkKnown(
 797                         $title,
 798                         wfMessage( 'postcomment' )->text(),
 799                         array(),
 800                         array(
 801                                 'action' => 'edit',
 802                                 'section' => 'new'
 803                         )
 804                 );
 805         }
 806
 807         function getUploadLink() {
 808                 global $wgUploadNavigationUrl;
 809
 810                 if ( $wgUploadNavigationUrl ) {
 811                         # Using an empty class attribute to avoid automatic setting of "external" class
 812                         return Linker::makeExternalLink( $wgUploadNavigationUrl,
 813                                 wfMessage( 'upload' )->escaped(),
 814                                 false, null, array( 'class' => '' ) );
 815                 } else {
 816                         return Linker::linkKnown(
 817                                 SpecialPage::getTitleFor( 'Upload' ),
 818                                 wfMessage( 'upload' )->escaped()
 819                         );
 820                 }
 821         }
 822
 823         function nameAndLogin() {
 824                 global $wgUser, $wgLang, $wgRequest;
 825
 826                 $returnTo = $this->getSkin()->getTitle();
 827                 $ret = '';
 828
 829                 if ( $wgUser->isAnon() ) {
 830                         if ( $this->getSkin()->showIPinHeader() ) {
 831                                 $name = $wgRequest->getIP();
 832
 833                                 $talkLink = Linker::link( $wgUser->getTalkPage(),
 834                                         $wgLang->getNsText( NS_TALK ) );
 835                                 $talkLink = wfMessage( 'parentheses' )->rawParams( $talkLink )->escaped();
 836
 837                                 $ret .= "$name $talkLink";
 838                         } else {
 839                                 $ret .= wfMessage( 'notloggedin' )->text();
 840                         }
 841
 842                         $query = array();
 843
 844                         if ( !$returnTo->isSpecial( 'Userlogout' ) ) {
 845                                 $query['returnto'] = $returnTo->getPrefixedDBkey();
 846                         }
 847
 848                         $loginlink = $wgUser->isAllowed( 'createaccount' )
 849                                 ? 'nav-login-createaccount'
 850                                 : 'login';
 851                         $ret .= "\n<br />" . Linker::link(
 852                                 SpecialPage::getTitleFor( 'Userlogin' ),
 853                                 wfMessage( $loginlink )->text(), array(), $query
 854                         );
 855                 } else {
 856                         $talkLink = Linker::link( $wgUser->getTalkPage(),
 857                                 $wgLang->getNsText( NS_TALK ) );
 858                         $talkLink = wfMessage( 'parentheses' )->rawParams( $talkLink )->escaped();
 859
 860                         $ret .= Linker::link( $wgUser->getUserPage(),
 861                                 htmlspecialchars( $wgUser->getName() ) );
 862                         $ret .= " $talkLink<br />";
 863                         $ret .= $wgLang->pipeList( array(
 864                                 Linker::link(
 865                                         SpecialPage::getTitleFor( 'Userlogout' ), wfMessage( 'logout' )->text(),
 866                                         array(), array( 'returnto' => $returnTo->getPrefixedDBkey() )
 867                                 ),
 868                                 Linker::specialLink( 'Preferences' ),
 869                         ) );
 870                 }
 871
 872                 $ret = $wgLang->pipeList( array(
 873                         $ret,
 874                         Linker::link(
 875                                 Title::newFromText( wfMessage( 'helppage' )->inContentLanguage()->text() ),
 876                                 wfMessage( 'help' )->text()
 877                         ),
 878                 ) );
 879
 880                 return $ret;
 881         }
 882 }