includes/SkinTemplate.php

   1 <?php
   2 if ( ! defined( 'MEDIAWIKI' ) )
   3         die( 1 );
   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 /**
  21  * Wrapper object for MediaWiki's localization functions,
  22  * to be passed to the template engine.
  23  *
  24  * @private
  25  * @ingroup Skins
  26  */
  27 class MediaWiki_I18N {
  28         var $_context = array();
  29
  30         function set( $varName, $value ) {
  31                 $this->_context[$varName] = $value;
  32         }
  33
  34         function translate( $value ) {
  35                 wfProfileIn( __METHOD__ );
  36
  37                 // Hack for i18n:attributes in PHPTAL 1.0.0 dev version as of 2004-10-23
  38                 $value = preg_replace( '/^string:/', '', $value );
  39
  40                 $value = wfMsg( $value );
  41                 // interpolate variables
  42                 $m = array();
  43                 while( preg_match( '/\$([0-9]*?)/sm', $value, $m ) ) {
  44                         list( $src, $var ) = $m;
  45                         wfSuppressWarnings();
  46                         $varValue = $this->_context[$var];
  47                         wfRestoreWarnings();
  48                         $value = str_replace( $src, $varValue, $value );
  49                 }
  50                 wfProfileOut( __METHOD__ );
  51                 return $value;
  52         }
  53 }
  54
  55 /**
  56  * Template-filler skin base class
  57  * Formerly generic PHPTal (http://phptal.sourceforge.net/) skin
  58  * Based on Brion's smarty skin
  59  * @copyright Copyright © Gabriel Wicke -- http://www.aulinx.de/
  60  *
  61  * @todo Needs some serious refactoring into functions that correspond
  62  * to the computations individual esi snippets need. Most importantly no body
  63  * parsing for most of those of course.
  64  *
  65  * @ingroup Skins
  66  */
  67 class SkinTemplate extends Skin {
  68         /**#@+
  69          * @private
  70          */
  71
  72         /**
  73          * Name of our skin, it probably needs to be all lower case.  Child classes
  74          * should override the default.
  75          */
  76         var $skinname = 'monobook';
  77
  78         /**
  79          * Stylesheets set to use.  Subdirectory in skins/ where various stylesheets
  80          * are located.  Child classes should override the default.
  81          */
  82         var $stylename = 'monobook';
  83
  84         /**
  85          * For QuickTemplate, the name of the subclass which will actually fill the
  86          * template.  Child classes should override the default.
  87          */
  88         var $template = 'QuickTemplate';
  89
  90         /**
  91          * Whether this skin use OutputPage::headElement() to generate the <head>
  92          * tag
  93          */
  94         var $useHeadElement = false;
  95
  96         /**#@-*/
  97
  98         /**
  99          * Add specific styles for this skin
 100          *
 101          * @param $out OutputPage
 102          */
 103         function setupSkinUserCss( OutputPage $out ){
 104                 $out->addStyle( 'common/shared.css', 'screen' );
 105                 $out->addStyle( 'common/commonPrint.css', 'print' );
 106         }
 107
 108         /**
 109          * Create the template engine object; we feed it a bunch of data
 110          * and eventually it spits out some HTML. Should have interface
 111          * roughly equivalent to PHPTAL 0.7.
 112          *
 113          * @param $classname string (or file)
 114          * @param $repository string: subdirectory where we keep template files
 115          * @param $cache_dir string
 116          * @return object
 117          * @private
 118          */
 119         function setupTemplate( $classname, $repository = false, $cache_dir = false ) {
 120                 return new $classname();
 121         }
 122
 123         /**
 124          * initialize various variables and generate the template
 125          *
 126          * @param $out OutputPage
 127          */
 128         function outputPage( OutputPage $out ) {
 129                 global $wgArticle, $wgUser, $wgLang, $wgContLang;
 130                 global $wgScript, $wgStylePath, $wgContLanguageCode;
 131                 global $wgMimeType, $wgJsMimeType, $wgOutputEncoding, $wgRequest;
 132                 global $wgXhtmlDefaultNamespace, $wgXhtmlNamespaces, $wgHtml5Version;
 133                 global $wgDisableCounters, $wgLogo, $wgHideInterlanguageLinks;
 134                 global $wgMaxCredits, $wgShowCreditsIfMax;
 135                 global $wgPageShowWatchingUsers;
 136                 global $wgUseTrackbacks, $wgUseSiteJs, $wgDebugComments;
 137                 global $wgArticlePath, $wgScriptPath, $wgServer, $wgProfiler;
 138
 139                 wfProfileIn( __METHOD__ );
 140                 if ( is_object( $wgProfiler ) ) {
 141                         $wgProfiler->setTemplated( true );
 142                 }
 143
 144                 $oldid = $wgRequest->getVal( 'oldid' );
 145                 $diff = $wgRequest->getVal( 'diff' );
 146                 $action = $wgRequest->getVal( 'action', 'view' );
 147
 148                 wfProfileIn( __METHOD__ . '-init' );
 149                 $this->initPage( $out );
 150
 151                 $this->setMembers();
 152                 $tpl = $this->setupTemplate( $this->template, 'skins' );
 153
 154                 #if ( $wgUseDatabaseMessages ) { // uncomment this to fall back to GetText
 155                 $tpl->setTranslator( new MediaWiki_I18N() );
 156                 #}
 157                 wfProfileOut( __METHOD__ . '-init' );
 158
 159                 wfProfileIn( __METHOD__ . '-stuff' );
 160                 $this->thispage = $this->mTitle->getPrefixedDBkey();
 161                 $this->thisurl = $this->mTitle->getPrefixedURL();
 162                 $query = array();
 163                 if ( !$wgRequest->wasPosted() ) {
 164                         $query = $wgRequest->getValues();
 165                         unset( $query['title'] );
 166                         unset( $query['returnto'] );
 167                         unset( $query['returntoquery'] );
 168                 }
 169                 $this->thisquery = wfUrlencode( wfArrayToCGI( $query ) );
 170                 $this->loggedin = $wgUser->isLoggedIn();
 171                 $this->iscontent = ( $this->mTitle->getNamespace() != NS_SPECIAL );
 172                 $this->iseditable = ( $this->iscontent and !( $action == 'edit' or $action == 'submit' ) );
 173                 $this->username = $wgUser->getName();
 174
 175                 if ( $wgUser->isLoggedIn() || $this->showIPinHeader() ) {
 176                         $this->userpageUrlDetails = self::makeUrlDetails( $this->userpage );
 177                 } else {
 178                         # This won't be used in the standard skins, but we define it to preserve the interface
 179                         # To save time, we check for existence
 180                         $this->userpageUrlDetails = self::makeKnownUrlDetails( $this->userpage );
 181                 }
 182
 183                 $this->titletxt = $this->mTitle->getPrefixedText();
 184                 wfProfileOut( __METHOD__ . '-stuff' );
 185
 186                 wfProfileIn( __METHOD__ . '-stuff-head' );
 187                 if ( $this->useHeadElement ) {
 188                         $pagecss = $this->setupPageCss();
 189                         if( $pagecss )
 190                                 $out->addInlineStyle( $pagecss );
 191                 } else {
 192                         $this->setupUserCss( $out );
 193
 194                         $tpl->set( 'pagecss', $this->setupPageCss() );
 195                         $tpl->setRef( 'usercss', $this->usercss );
 196
 197                         $this->userjs = $this->userjsprev = false;
 198                         $this->setupUserJs( $out->isUserJsAllowed() );
 199                         $tpl->setRef( 'userjs', $this->userjs );
 200                         $tpl->setRef( 'userjsprev', $this->userjsprev );
 201
 202                         if( $wgUseSiteJs ) {
 203                                 $jsCache = $this->loggedin ? '&smaxage=0' : '';
 204                                 $tpl->set( 'jsvarurl',
 205                                                   self::makeUrl( '-',
 206                                                                                 "action=raw$jsCache&gen=js&useskin=" .
 207                                                                                 urlencode( $this->getSkinName() ) ) );
 208                         } else {
 209                                 $tpl->set( 'jsvarurl', false );
 210                         }
 211
 212                         $tpl->setRef( 'xhtmldefaultnamespace', $wgXhtmlDefaultNamespace );
 213                         $tpl->set( 'xhtmlnamespaces', $wgXhtmlNamespaces );
 214                         $tpl->set( 'html5version', $wgHtml5Version );
 215                         $tpl->set( 'headlinks', $out->getHeadLinks() );
 216                         $tpl->set( 'csslinks', $out->buildCssLinks() );
 217
 218                         if( $wgUseTrackbacks && $out->isArticleRelated() ) {
 219                                 $tpl->set( 'trackbackhtml', $out->getTitle()->trackbackRDF() );
 220                         } else {
 221                                 $tpl->set( 'trackbackhtml', null );
 222                         }
 223                 }
 224                 wfProfileOut( __METHOD__ . '-stuff-head' );
 225
 226                 wfProfileIn( __METHOD__ . '-stuff2' );
 227                 $tpl->set( 'title', $out->getPageTitle() );
 228                 $tpl->set( 'pagetitle', $out->getHTMLTitle() );
 229                 $tpl->set( 'displaytitle', $out->mPageLinkTitle );
 230                 $tpl->set( 'pageclass', $this->getPageClasses( $this->mTitle ) );
 231                 $tpl->set( 'skinnameclass', ( 'skin-' . Sanitizer::escapeClass( $this->getSkinName() ) ) );
 232
 233                 $nsname = MWNamespace::exists( $this->mTitle->getNamespace() ) ?
 234                                         MWNamespace::getCanonicalName( $this->mTitle->getNamespace() ) :
 235                                         $this->mTitle->getNsText();
 236
 237                 $tpl->set( 'nscanonical', $nsname );
 238                 $tpl->set( 'nsnumber', $this->mTitle->getNamespace() );
 239                 $tpl->set( 'titleprefixeddbkey', $this->mTitle->getPrefixedDBKey() );
 240                 $tpl->set( 'titletext', $this->mTitle->getText() );
 241                 $tpl->set( 'articleid', $this->mTitle->getArticleId() );
 242                 $tpl->set( 'currevisionid', isset( $wgArticle ) ? $wgArticle->getLatest() : 0 );
 243
 244                 $tpl->set( 'isarticle', $out->isArticle() );
 245
 246                 $tpl->setRef( 'thispage', $this->thispage );
 247                 $subpagestr = $this->subPageSubtitle();
 248                 $tpl->set(
 249                         'subtitle', !empty( $subpagestr ) ?
 250                         '<span class="subpages">'.$subpagestr.'</span>'.$out->getSubtitle() :
 251                         $out->getSubtitle()
 252                 );
 253                 $undelete = $this->getUndeleteLink();
 254                 $tpl->set(
 255                         'undelete', !empty( $undelete ) ?
 256                         '<span class="subpages">'.$undelete.'</span>' :
 257                         ''
 258                 );
 259
 260                 $tpl->set( 'catlinks', $this->getCategories() );
 261                 if( $out->isSyndicated() ) {
 262                         $feeds = array();
 263                         foreach( $out->getSyndicationLinks() as $format => $link ) {
 264                                 $feeds[$format] = array(
 265                                         'text' => wfMsg( "feed-$format" ),
 266                                         'href' => $link
 267                                 );
 268                         }
 269                         $tpl->setRef( 'feeds', $feeds );
 270                 } else {
 271                         $tpl->set( 'feeds', false );
 272                 }
 273
 274                 $tpl->setRef( 'mimetype', $wgMimeType );
 275                 $tpl->setRef( 'jsmimetype', $wgJsMimeType );
 276                 $tpl->setRef( 'charset', $wgOutputEncoding );
 277                 $tpl->setRef( 'wgScript', $wgScript );
 278                 $tpl->setRef( 'skinname', $this->skinname );
 279                 $tpl->set( 'skinclass', get_class( $this ) );
 280                 $tpl->setRef( 'stylename', $this->stylename );
 281                 $tpl->set( 'printable', $out->isPrintable() );
 282                 $tpl->set( 'handheld', $wgRequest->getBool( 'handheld' ) );
 283                 $tpl->setRef( 'loggedin', $this->loggedin );
 284                 $tpl->set( 'notspecialpage', $this->mTitle->getNamespace() != NS_SPECIAL );
 285                 /* XXX currently unused, might get useful later
 286                 $tpl->set( "editable", ($this->mTitle->getNamespace() != NS_SPECIAL ) );
 287                 $tpl->set( "exists", $this->mTitle->getArticleID() != 0 );
 288                 $tpl->set( "watch", $this->mTitle->userIsWatching() ? "unwatch" : "watch" );
 289                 $tpl->set( "protect", count($this->mTitle->isProtected()) ? "unprotect" : "protect" );
 290                 $tpl->set( "helppage", wfMsg('helppage'));
 291                 */
 292                 $tpl->set( 'searchaction', $this->escapeSearchLink() );
 293                 $tpl->set( 'searchtitle', SpecialPage::getTitleFor( 'Search' )->getPrefixedDBKey() );
 294                 $tpl->set( 'search', trim( $wgRequest->getVal( 'search' ) ) );
 295                 $tpl->setRef( 'stylepath', $wgStylePath );
 296                 $tpl->setRef( 'articlepath', $wgArticlePath );
 297                 $tpl->setRef( 'scriptpath', $wgScriptPath );
 298                 $tpl->setRef( 'serverurl', $wgServer );
 299                 $tpl->setRef( 'logopath', $wgLogo );
 300
 301                 $lang = wfUILang();
 302                 $tpl->set( 'lang', $lang->getCode() );
 303                 $tpl->set( 'dir', $lang->getDir() );
 304                 $tpl->set( 'rtl', $lang->isRTL() );
 305
 306                 $tpl->set( 'capitalizeallnouns', $wgLang->capitalizeAllNouns() ? ' capitalize-all-nouns' : '' );
 307                 $tpl->set( 'showjumplinks', $wgUser->getOption( 'showjumplinks' ) );
 308                 $tpl->set( 'username', $wgUser->isAnon() ? null : $this->username );
 309                 $tpl->setRef( 'userpage', $this->userpage );
 310                 $tpl->setRef( 'userpageurl', $this->userpageUrlDetails['href'] );
 311                 $tpl->set( 'userlang', $wgLang->getCode() );
 312
 313                 // Users can have their language set differently than the
 314                 // content of the wiki. For these users, tell the web browser
 315                 // that interface elements are in a different language.
 316                 $tpl->set( 'userlangattributes', '' );
 317                 $tpl->set( 'specialpageattributes', '' );
 318
 319                 $lang = $wgLang->getCode();
 320                 $dir  = $wgLang->getDir();
 321                 if ( $lang !== $wgContLang->getCode() || $dir !== $wgContLang->getDir() ) {
 322                         $attrs = " lang='$lang' dir='$dir'";
 323
 324                         $tpl->set( 'userlangattributes', $attrs );
 325
 326                         // The content of SpecialPages should be presented in the
 327                         // user's language. Content of regular pages should not be touched.
 328                         if( $this->mTitle->isSpecialPage() ) {
 329                                 $tpl->set( 'specialpageattributes', $attrs );
 330                         }
 331                 }
 332
 333                 $newtalks = $this->getNewtalks();
 334
 335                 wfProfileOut( __METHOD__ . '-stuff2' );
 336
 337                 wfProfileIn( __METHOD__ . '-stuff3' );
 338                 $tpl->setRef( 'newtalk', $newtalks );
 339                 $tpl->setRef( 'skin', $this );
 340                 $tpl->set( 'logo', $this->logoText() );
 341                 if ( $out->isArticle() and ( !isset( $oldid ) or isset( $diff ) ) and
 342                         $wgArticle and 0 != $wgArticle->getID() ){
 343                         if ( !$wgDisableCounters ) {
 344                                 $viewcount = $wgLang->formatNum( $wgArticle->getCount() );
 345                                 if ( $viewcount ) {
 346                                         $tpl->set( 'viewcount', wfMsgExt( 'viewcount', array( 'parseinline' ), $viewcount ) );
 347                                 } else {
 348                                         $tpl->set( 'viewcount', false );
 349                                 }
 350                         } else {
 351                                 $tpl->set( 'viewcount', false );
 352                         }
 353
 354                         if( $wgPageShowWatchingUsers ) {
 355                                 $dbr = wfGetDB( DB_SLAVE );
 356                                 $watchlist = $dbr->tableName( 'watchlist' );
 357                                 $res = $dbr->select( 'watchlist',
 358                                         array( 'COUNT(*) AS n' ),
 359                                         array( 'wl_title' => $dbr->strencode( $this->mTitle->getDBkey() ), 'wl_namespace' => $this->mTitle->getNamespace() ),
 360                                         __METHOD__
 361                                 );
 362                                 $x = $dbr->fetchObject( $res );
 363                                 $numberofwatchingusers = $x->n;
 364                                 if( $numberofwatchingusers > 0 ) {
 365                                         $tpl->set( 'numberofwatchingusers',
 366                                                 wfMsgExt( 'number_of_watching_users_pageview', array( 'parseinline' ),
 367                                                 $wgLang->formatNum( $numberofwatchingusers ) )
 368                                         );
 369                                 } else {
 370                                         $tpl->set( 'numberofwatchingusers', false );
 371                                 }
 372                         } else {
 373                                 $tpl->set( 'numberofwatchingusers', false );
 374                         }
 375
 376                         $tpl->set( 'copyright', $this->getCopyright() );
 377
 378                         $this->credits = false;
 379
 380                         if( $wgMaxCredits != 0 ){
 381                                 $this->credits = Credits::getCredits( $wgArticle, $wgMaxCredits, $wgShowCreditsIfMax );
 382                         } else {
 383                                 $tpl->set( 'lastmod', $this->lastModified() );
 384                         }
 385
 386                         $tpl->setRef( 'credits', $this->credits );
 387
 388                 } elseif ( isset( $oldid ) && !isset( $diff ) ) {
 389                         $tpl->set( 'copyright', $this->getCopyright() );
 390                         $tpl->set( 'viewcount', false );
 391                         $tpl->set( 'lastmod', false );
 392                         $tpl->set( 'credits', false );
 393                         $tpl->set( 'numberofwatchingusers', false );
 394                 } else {
 395                         $tpl->set( 'copyright', false );
 396                         $tpl->set( 'viewcount', false );
 397                         $tpl->set( 'lastmod', false );
 398                         $tpl->set( 'credits', false );
 399                         $tpl->set( 'numberofwatchingusers', false );
 400                 }
 401                 wfProfileOut( __METHOD__ . '-stuff3' );
 402
 403                 wfProfileIn( __METHOD__ . '-stuff4' );
 404                 $tpl->set( 'copyrightico', $this->getCopyrightIcon() );
 405                 $tpl->set( 'poweredbyico', $this->getPoweredBy() );
 406                 $tpl->set( 'disclaimer', $this->disclaimerLink() );
 407                 $tpl->set( 'privacy', $this->privacyLink() );
 408                 $tpl->set( 'about', $this->aboutLink() );
 409
 410                 if ( $wgDebugComments ) {
 411                         $tpl->setRef( 'debug', $out->mDebugtext );
 412                 } else {
 413                         $tpl->set( 'debug', '' );
 414                 }
 415
 416                 $tpl->set( 'reporttime', wfReportTime() );
 417                 $tpl->set( 'sitenotice', wfGetSiteNotice() );
 418                 $tpl->set( 'bottomscripts', $this->bottomScripts() );
 419
 420                 $printfooter = "<div class=\"printfooter\">\n" . $this->printSource() . "</div>\n";
 421                 global $wgBetterDirectionality;
 422                 if ( $wgBetterDirectionality ) {
 423                         $realBodyAttribs = array( 'lang' => $wgContLanguageCode, 'dir' => $wgContLang->getDir() );
 424                         $out->mBodytext = Html::rawElement( 'div', $realBodyAttribs, $out->mBodytext );
 425                 }
 426                 $out->mBodytext .= $printfooter . $this->generateDebugHTML();
 427                 $tpl->setRef( 'bodytext', $out->mBodytext );
 428
 429                 # Language links
 430                 $language_urls = array();
 431
 432                 if ( !$wgHideInterlanguageLinks ) {
 433                         foreach( $out->getLanguageLinks() as $l ) {
 434                                 $tmp = explode( ':', $l, 2 );
 435                                 $class = 'interwiki-' . $tmp[0];
 436                                 unset( $tmp );
 437                                 $nt = Title::newFromText( $l );
 438                                 if ( $nt ) {
 439                                         $language_urls[] = array(
 440                                                 'href' => $nt->getFullURL(),
 441                                                 'text' => ( $wgContLang->getLanguageName( $nt->getInterwiki() ) != '' ?
 442                                                                         $wgContLang->getLanguageName( $nt->getInterwiki() ) : $l ),
 443                                                 'title' => $nt->getText(),
 444                                                 'class' => $class
 445                                         );
 446                                 }
 447                         }
 448                 }
 449                 if( count( $language_urls ) ) {
 450                         $tpl->setRef( 'language_urls', $language_urls );
 451                 } else {
 452                         $tpl->set( 'language_urls', false );
 453                 }
 454                 wfProfileOut( __METHOD__ . '-stuff4' );
 455
 456                 wfProfileIn( __METHOD__ . '-stuff5' );
 457                 # Personal toolbar
 458                 $tpl->set( 'personal_urls', $this->buildPersonalUrls() );
 459                 $content_actions = $this->buildContentActionUrls();
 460                 $tpl->setRef( 'content_actions', $content_actions );
 461
 462                 $tpl->set( 'sidebar', $this->buildSidebar() );
 463                 $tpl->set( 'nav_urls', $this->buildNavUrls() );
 464
 465                 // Set the head scripts near the end, in case the above actions resulted in added scripts
 466                 if ( $this->useHeadElement ) {
 467                         $tpl->set( 'headelement', $out->headElement( $this ) );
 468                 } else {
 469                         $tpl->set( 'headscripts', $out->getScript() );
 470                 }
 471
 472                 // original version by hansm
 473                 if( !wfRunHooks( 'SkinTemplateOutputPageBeforeExec', array( &$this, &$tpl ) ) ) {
 474                         wfDebug( __METHOD__ . ": Hook SkinTemplateOutputPageBeforeExec broke outputPage execution!\n" );
 475                 }
 476
 477                 // allow extensions adding stuff after the page content.
 478                 // See Skin::afterContentHook() for further documentation.
 479                 $tpl->set( 'dataAfterContent', $this->afterContentHook() );
 480                 wfProfileOut( __METHOD__ . '-stuff5' );
 481
 482                 // execute template
 483                 wfProfileIn( __METHOD__ . '-execute' );
 484                 $res = $tpl->execute();
 485                 wfProfileOut( __METHOD__ . '-execute' );
 486
 487                 // result may be an error
 488                 $this->printOrError( $res );
 489                 wfProfileOut( __METHOD__ );
 490         }
 491
 492         /**
 493          * Output the string, or print error message if it's
 494          * an error object of the appropriate type.
 495          * For the base class, assume strings all around.
 496          *
 497          * @param $str Mixed
 498          * @private
 499          */
 500         function printOrError( $str ) {
 501                 echo $str;
 502         }
 503
 504         /**
 505          * build array of urls for personal toolbar
 506          * @return array
 507          * @private
 508          */
 509         function buildPersonalUrls() {
 510                 global $wgOut, $wgRequest;
 511
 512                 $title = $wgOut->getTitle();
 513                 $pageurl = $title->getLocalURL();
 514                 wfProfileIn( __METHOD__ );
 515
 516                 /* set up the default links for the personal toolbar */
 517                 $personal_urls = array();
 518                 $page = $wgRequest->getVal( 'returnto', $this->thisurl );
 519                 $query = $wgRequest->getVal( 'returntoquery', $this->thisquery );
 520                 $returnto = "returnto=$page";
 521                 if( $this->thisquery != '' )
 522                         $returnto .= "&returntoquery=$query";
 523                 if( $this->loggedin ) {
 524                         $personal_urls['userpage'] = array(
 525                                 'text' => $this->username,
 526                                 'href' => &$this->userpageUrlDetails['href'],
 527                                 'class' => $this->userpageUrlDetails['exists'] ? false : 'new',
 528                                 'active' => ( $this->userpageUrlDetails['href'] == $pageurl )
 529                         );
 530                         $usertalkUrlDetails = $this->makeTalkUrlDetails( $this->userpage );
 531                         $personal_urls['mytalk'] = array(
 532                                 'text' => wfMsg( 'mytalk' ),
 533                                 'href' => &$usertalkUrlDetails['href'],
 534                                 'class' => $usertalkUrlDetails['exists'] ? false : 'new',
 535                                 'active' => ( $usertalkUrlDetails['href'] == $pageurl )
 536                         );
 537                         $href = self::makeSpecialUrl( 'Preferences' );
 538                         $personal_urls['preferences'] = array(
 539                                 'text' => wfMsg( 'mypreferences' ),
 540                                 'href' => $href,
 541                                 'active' => ( $href == $pageurl )
 542                         );
 543                         $href = self::makeSpecialUrl( 'Watchlist' );
 544                         $personal_urls['watchlist'] = array(
 545                                 'text' => wfMsg( 'mywatchlist' ),
 546                                 'href' => $href,
 547                                 'active' => ( $href == $pageurl )
 548                         );
 549
 550                         # We need to do an explicit check for Special:Contributions, as we
 551                         # have to match both the title, and the target (which could come
 552                         # from request values or be specified in "sub page" form. The plot
 553                         # thickens, because $wgTitle is altered for special pages, so doesn't
 554                         # contain the original alias-with-subpage.
 555                         $origTitle = Title::newFromText( $wgRequest->getText( 'title' ) );
 556                         if( $origTitle instanceof Title && $origTitle->getNamespace() == NS_SPECIAL ) {
 557                                 list( $spName, $spPar ) =
 558                                         SpecialPage::resolveAliasWithSubpage( $origTitle->getText() );
 559                                 $active = $spName == 'Contributions'
 560                                         && ( ( $spPar && $spPar == $this->username )
 561                                                 || $wgRequest->getText( 'target' ) == $this->username );
 562                         } else {
 563                                 $active = false;
 564                         }
 565
 566                         $href = self::makeSpecialUrlSubpage( 'Contributions', $this->username );
 567                         $personal_urls['mycontris'] = array(
 568                                 'text' => wfMsg( 'mycontris' ),
 569                                 'href' => $href,
 570                                 'active' => $active
 571                         );
 572                         $personal_urls['logout'] = array(
 573                                 'text' => wfMsg( 'userlogout' ),
 574                                 'href' => self::makeSpecialUrl( 'Userlogout',
 575                                         $title->isSpecial( 'Preferences' ) ? '' : $returnto
 576                                 ),
 577                                 'active' => false
 578                         );
 579                 } else {
 580                         global $wgUser;
 581                         $loginlink = $wgUser->isAllowed( 'createaccount' )
 582                                 ? 'nav-login-createaccount'
 583                                 : 'login';
 584                         if( $this->showIPinHeader() ) {
 585                                 $href = &$this->userpageUrlDetails['href'];
 586                                 $personal_urls['anonuserpage'] = array(
 587                                         'text' => $this->username,
 588                                         'href' => $href,
 589                                         'class' => $this->userpageUrlDetails['exists'] ? false : 'new',
 590                                         'active' => ( $pageurl == $href )
 591                                 );
 592                                 $usertalkUrlDetails = $this->makeTalkUrlDetails( $this->userpage );
 593                                 $href = &$usertalkUrlDetails['href'];
 594                                 $personal_urls['anontalk'] = array(
 595                                         'text' => wfMsg( 'anontalk' ),
 596                                         'href' => $href,
 597                                         'class' => $usertalkUrlDetails['exists'] ? false : 'new',
 598                                         'active' => ( $pageurl == $href )
 599                                 );
 600                                 $personal_urls['anonlogin'] = array(
 601                                         'text' => wfMsg( $loginlink ),
 602                                         'href' => self::makeSpecialUrl( 'Userlogin', $returnto ),
 603                                         'active' => $title->isSpecial( 'Userlogin' )
 604                                 );
 605                         } else {
 606                                 $personal_urls['login'] = array(
 607                                         'text' => wfMsg( $loginlink ),
 608                                         'href' => self::makeSpecialUrl( 'Userlogin', $returnto ),
 609                                         'active' => $title->isSpecial( 'Userlogin' )
 610                                 );
 611                         }
 612                 }
 613
 614                 wfRunHooks( 'PersonalUrls', array( &$personal_urls, &$title ) );
 615                 wfProfileOut( __METHOD__ );
 616                 return $personal_urls;
 617         }
 618
 619         function tabAction( $title, $message, $selected, $query = '', $checkEdit = false ) {
 620                 $classes = array();
 621                 if( $selected ) {
 622                         $classes[] = 'selected';
 623                 }
 624                 if( $checkEdit && !$title->isKnown() ) {
 625                         $classes[] = 'new';
 626                         $query = 'action=edit&redlink=1';
 627                 }
 628
 629                 $text = wfMsg( $message );
 630                 if ( wfEmptyMsg( $message, $text ) ) {
 631                         global $wgContLang;
 632                         $text = $wgContLang->getFormattedNsText( MWNamespace::getSubject( $title->getNamespace() ) );
 633                 }
 634
 635                 $result = array();
 636                 if( !wfRunHooks( 'SkinTemplateTabAction', array( &$this,
 637                                 $title, $message, $selected, $checkEdit,
 638                                 &$classes, &$query, &$text, &$result ) ) ) {
 639                         return $result;
 640                 }
 641
 642                 return array(
 643                         'class' => implode( ' ', $classes ),
 644                         'text' => $text,
 645                         'href' => $title->getLocalUrl( $query ) );
 646         }
 647
 648         function makeTalkUrlDetails( $name, $urlaction = '' ) {
 649                 $title = Title::newFromText( $name );
 650                 if( !is_object( $title ) ) {
 651                         throw new MWException( __METHOD__ . " given invalid pagename $name" );
 652                 }
 653                 $title = $title->getTalkPage();
 654                 self::checkTitle( $title, $name );
 655                 return array(
 656                         'href' => $title->getLocalURL( $urlaction ),
 657                         'exists' => $title->getArticleID() != 0 ? true : false
 658                 );
 659         }
 660
 661         function makeArticleUrlDetails( $name, $urlaction = '' ) {
 662                 $title = Title::newFromText( $name );
 663                 $title= $title->getSubjectPage();
 664                 self::checkTitle( $title, $name );
 665                 return array(
 666                         'href' => $title->getLocalURL( $urlaction ),
 667                         'exists' => $title->getArticleID() != 0 ? true : false
 668                 );
 669         }
 670
 671         /**
 672          * an array of edit links by default used for the tabs
 673          * @return array
 674          * @private
 675          */
 676         function buildContentActionUrls() {
 677                 global $wgContLang, $wgLang, $wgOut, $wgUser, $wgRequest, $wgArticle;
 678
 679                 wfProfileIn( __METHOD__ );
 680
 681                 $action = $wgRequest->getVal( 'action', 'view' );
 682                 $section = $wgRequest->getVal( 'section' );
 683                 $content_actions = array();
 684
 685                 $prevent_active_tabs = false;
 686                 wfRunHooks( 'SkinTemplatePreventOtherActiveTabs', array( &$this, &$prevent_active_tabs ) );
 687
 688                 if( $this->iscontent ) {
 689                         $subjpage = $this->mTitle->getSubjectPage();
 690                         $talkpage = $this->mTitle->getTalkPage();
 691
 692                         $nskey = $this->mTitle->getNamespaceKey();
 693                         $content_actions[$nskey] = $this->tabAction(
 694                                 $subjpage,
 695                                 $nskey,
 696                                 !$this->mTitle->isTalkPage() && !$prevent_active_tabs,
 697                                 '', true
 698                         );
 699
 700                         $content_actions['talk'] = $this->tabAction(
 701                                 $talkpage,
 702                                 'talk',
 703                                 $this->mTitle->isTalkPage() && !$prevent_active_tabs,
 704                                 '',
 705                                 true
 706                         );
 707
 708                         wfProfileIn( __METHOD__ . '-edit' );
 709                         if ( $this->mTitle->quickUserCan( 'edit' ) && ( $this->mTitle->exists() || $this->mTitle->quickUserCan( 'create' ) ) ) {
 710                                 $istalk = $this->mTitle->isTalkPage();
 711                                 $istalkclass = $istalk?' istalk':'';
 712                                 $content_actions['edit'] = array(
 713                                         'class' => ( ( ( $action == 'edit' or $action == 'submit' ) and $section != 'new' ) ? 'selected' : '' ) . $istalkclass,
 714                                         'text' => ( $this->mTitle->exists() || ( $this->mTitle->getNamespace() == NS_MEDIAWIKI && !wfEmptyMsg( $this->mTitle->getText() ) ) )
 715                                                 ? wfMsg( 'edit' )
 716                                                 : wfMsg( 'create' ),
 717                                         'href' => $this->mTitle->getLocalUrl( $this->editUrlOptions() )
 718                                 );
 719
 720                                 // adds new section link if page is a current revision of a talk page or
 721                                 if ( ( $wgArticle && $wgArticle->isCurrent() && $istalk ) || $wgOut->showNewSectionLink() ) {
 722                                         if ( !$wgOut->forceHideNewSectionLink() ) {
 723                                                 $content_actions['addsection'] = array(
 724                                                         'class' => $section == 'new' ? 'selected' : false,
 725                                                         'text' => wfMsg( 'addsection' ),
 726                                                         'href' => $this->mTitle->getLocalUrl( 'action=edit&section=new' )
 727                                                 );
 728                                         }
 729                                 }
 730                         } elseif ( $this->mTitle->hasSourceText() ) {
 731                                 $content_actions['viewsource'] = array(
 732                                         'class' => ($action == 'edit') ? 'selected' : false,
 733                                         'text' => wfMsg( 'viewsource' ),
 734                                         'href' => $this->mTitle->getLocalUrl( $this->editUrlOptions() )
 735                                 );
 736                         }
 737                         wfProfileOut( __METHOD__ . '-edit' );
 738
 739                         wfProfileIn( __METHOD__ . '-live' );
 740                         if ( $this->mTitle->exists() ) {
 741
 742                                 $content_actions['history'] = array(
 743                                         'class' => ($action == 'history') ? 'selected' : false,
 744                                         'text' => wfMsg( 'history_short' ),
 745                                         'href' => $this->mTitle->getLocalUrl( 'action=history' ),
 746                                         'rel' => 'archives',
 747                                 );
 748
 749                                 if( $wgUser->isAllowed( 'delete' ) ) {
 750                                         $content_actions['delete'] = array(
 751                                                 'class' => ($action == 'delete') ? 'selected' : false,
 752                                                 'text' => wfMsg( 'delete' ),
 753                                                 'href' => $this->mTitle->getLocalUrl( 'action=delete' )
 754                                         );
 755                                 }
 756                                 if ( $this->mTitle->quickUserCan( 'move' ) ) {
 757                                         $moveTitle = SpecialPage::getTitleFor( 'Movepage', $this->thispage );
 758                                         $content_actions['move'] = array(
 759                                                 'class' => $this->mTitle->isSpecial( 'Movepage' ) ? 'selected' : false,
 760                                                 'text' => wfMsg( 'move' ),
 761                                                 'href' => $moveTitle->getLocalUrl()
 762                                         );
 763                                 }
 764
 765                                 if ( $this->mTitle->getNamespace() !== NS_MEDIAWIKI && $wgUser->isAllowed( 'protect' ) ) {
 766                                         if( !$this->mTitle->isProtected() ){
 767                                                 $content_actions['protect'] = array(
 768                                                         'class' => ($action == 'protect') ? 'selected' : false,
 769                                                         'text' => wfMsg( 'protect' ),
 770                                                         'href' => $this->mTitle->getLocalUrl( 'action=protect' )
 771                                                 );
 772
 773                                         } else {
 774                                                 $content_actions['unprotect'] = array(
 775                                                         'class' => ($action == 'unprotect') ? 'selected' : false,
 776                                                         'text' => wfMsg( 'unprotect' ),
 777                                                         'href' => $this->mTitle->getLocalUrl( 'action=unprotect' )
 778                                                 );
 779                                         }
 780                                 }
 781                         } else {
 782                                 //article doesn't exist or is deleted
 783                                 if( $wgUser->isAllowed( 'deletedhistory' ) && $wgUser->isAllowed( 'deletedtext' ) ) {
 784                                         if( $n = $this->mTitle->isDeleted() ) {
 785                                                 $undelTitle = SpecialPage::getTitleFor( 'Undelete' );
 786                                                 $content_actions['undelete'] = array(
 787                                                         'class' => false,
 788                                                         'text' => wfMsgExt( 'undelete_short', array( 'parsemag' ), $wgLang->formatNum( $n ) ),
 789                                                         'href' => $undelTitle->getLocalUrl( 'target=' . urlencode( $this->thispage ) )
 790                                                         #'href' => self::makeSpecialUrl( "Undelete/$this->thispage" )
 791                                                 );
 792                                         }
 793                                 }
 794
 795                                 if ( $this->mTitle->getNamespace() !== NS_MEDIAWIKI && $wgUser->isAllowed( 'protect' ) ) {
 796                                         if( !$this->mTitle->getRestrictions( 'create' ) ) {
 797                                                 $content_actions['protect'] = array(
 798                                                         'class' => ($action == 'protect') ? 'selected' : false,
 799                                                         'text' => wfMsg( 'protect' ),
 800                                                         'href' => $this->mTitle->getLocalUrl( 'action=protect' )
 801                                                 );
 802
 803                                         } else {
 804                                                 $content_actions['unprotect'] = array(
 805                                                         'class' => ($action == 'unprotect') ? 'selected' : false,
 806                                                         'text' => wfMsg( 'unprotect' ),
 807                                                         'href' => $this->mTitle->getLocalUrl( 'action=unprotect' )
 808                                                 );
 809                                         }
 810                                 }
 811                         }
 812
 813                         wfProfileOut( __METHOD__ . '-live' );
 814
 815                         if( $this->loggedin ) {
 816                                 if( !$this->mTitle->userIsWatching()) {
 817                                         $content_actions['watch'] = array(
 818                                                 'class' => ($action == 'watch' or $action == 'unwatch') ? 'selected' : false,
 819                                                 'text' => wfMsg( 'watch' ),
 820                                                 'href' => $this->mTitle->getLocalUrl( 'action=watch' )
 821                                         );
 822                                 } else {
 823                                         $content_actions['unwatch'] = array(
 824                                                 'class' => ($action == 'unwatch' or $action == 'watch') ? 'selected' : false,
 825                                                 'text' => wfMsg( 'unwatch' ),
 826                                                 'href' => $this->mTitle->getLocalUrl( 'action=unwatch' )
 827                                         );
 828                                 }
 829                         }
 830
 831
 832                         wfRunHooks( 'SkinTemplateTabs', array( $this, &$content_actions ) );
 833                 } else {
 834                         /* show special page tab */
 835
 836                         $content_actions[$this->mTitle->getNamespaceKey()] = array(
 837                                 'class' => 'selected',
 838                                 'text' => wfMsg('nstab-special'),
 839                                 'href' => $wgRequest->getRequestURL(), // @bug 2457, 2510
 840                         );
 841
 842                         wfRunHooks( 'SkinTemplateBuildContentActionUrlsAfterSpecialPage', array( &$this, &$content_actions ) );
 843                 }
 844
 845                 /* show links to different language variants */
 846                 global $wgDisableLangConversion;
 847                 $variants = $wgContLang->getVariants();
 848                 if( !$wgDisableLangConversion && sizeof( $variants ) > 1 ) {
 849                         $preferred = $wgContLang->getPreferredVariant();
 850                         $vcount=0;
 851                         foreach( $variants as $code ) {
 852                                 $varname = $wgContLang->getVariantname( $code );
 853                                 if( $varname == 'disable' )
 854                                         continue;
 855                                 $selected = ( $code == $preferred )? 'selected' : false;
 856                                 $content_actions['varlang-' . $vcount] = array(
 857                                         'class' => $selected,
 858                                         'text' => $varname,
 859                                         'href' => $this->mTitle->getLocalURL( '', $code )
 860                                 );
 861                                 $vcount ++;
 862                         }
 863                 }
 864
 865                 wfRunHooks( 'SkinTemplateContentActions', array( &$content_actions ) );
 866
 867                 wfProfileOut( __METHOD__ );
 868                 return $content_actions;
 869         }
 870
 871         /**
 872          * build array of common navigation links
 873          * @return array
 874          * @private
 875          */
 876         function buildNavUrls() {
 877                 global $wgUseTrackbacks, $wgOut, $wgUser, $wgRequest;
 878                 global $wgUploadNavigationUrl;
 879
 880                 wfProfileIn( __METHOD__ );
 881
 882                 $action = $wgRequest->getVal( 'action', 'view' );
 883
 884                 $nav_urls = array();
 885                 $nav_urls['mainpage'] = array( 'href' => self::makeMainPageUrl() );
 886                 if( $wgUploadNavigationUrl ) {
 887                         $nav_urls['upload'] = array( 'href' => $wgUploadNavigationUrl );
 888                 } elseif( UploadBase::isEnabled() && UploadBase::isAllowed( $wgUser ) === true ) {
 889                         $nav_urls['upload'] = array( 'href' => self::makeSpecialUrl( 'Upload' ) );
 890                 } else {
 891                         $nav_urls['upload'] = false;
 892                 }
 893                 $nav_urls['specialpages'] = array( 'href' => self::makeSpecialUrl( 'Specialpages' ) );
 894
 895                 // default permalink to being off, will override it as required below.
 896                 $nav_urls['permalink'] = false;
 897
 898                 // A print stylesheet is attached to all pages, but nobody ever
 899                 // figures that out. :)  Add a link...
 900                 if( $this->iscontent && ( $action == 'view' || $action == 'purge' ) ) {
 901                         if ( !$wgOut->isPrintable() ) {
 902                                 $nav_urls['print'] = array(
 903                                         'text' => wfMsg( 'printableversion' ),
 904                                         'href' => $wgRequest->appendQuery( 'printable=yes' )
 905                                 );
 906                         }
 907
 908                         // Also add a "permalink" while we're at it
 909                         if ( $this->mRevisionId ) {
 910                                 $nav_urls['permalink'] = array(
 911                                         'text' => wfMsg( 'permalink' ),
 912                                         'href' => $wgOut->getTitle()->getLocalURL( "oldid=$this->mRevisionId" )
 913                                 );
 914                         }
 915
 916                         // Copy in case this undocumented, shady hook tries to mess with internals
 917                         $revid = $this->mRevisionId;
 918                         wfRunHooks( 'SkinTemplateBuildNavUrlsNav_urlsAfterPermalink', array( &$this, &$nav_urls, &$revid, &$revid ) );
 919                 }
 920
 921                 if( $this->mTitle->getNamespace() != NS_SPECIAL ) {
 922                         $wlhTitle = SpecialPage::getTitleFor( 'Whatlinkshere', $this->thispage );
 923                         $nav_urls['whatlinkshere'] = array(
 924                                 'href' => $wlhTitle->getLocalUrl()
 925                         );
 926                         if( $this->mTitle->getArticleId() ) {
 927                                 $rclTitle = SpecialPage::getTitleFor( 'Recentchangeslinked', $this->thispage );
 928                                 $nav_urls['recentchangeslinked'] = array(
 929                                         'href' => $rclTitle->getLocalUrl()
 930                                 );
 931                         } else {
 932                                 $nav_urls['recentchangeslinked'] = false;
 933                         }
 934                         if( $wgUseTrackbacks )
 935                                 $nav_urls['trackbacklink'] = array(
 936                                         'href' => $wgOut->getTitle()->trackbackURL()
 937                                 );
 938                 }
 939
 940                 if( $this->mTitle->getNamespace() == NS_USER || $this->mTitle->getNamespace() == NS_USER_TALK ) {
 941                         $parts = explode( '/', $this->mTitle->getText() );
 942                         $rootUser = $parts[0];
 943                         $id = User::idFromName( $rootUser );
 944                         $ip = User::isIP( $rootUser );
 945                 } else {
 946                         $id = 0;
 947                         $ip = false;
 948                 }
 949
 950                 if( $id || $ip ) { # both anons and non-anons have contribs list
 951                         $nav_urls['contributions'] = array(
 952                                 'href' => self::makeSpecialUrlSubpage( 'Contributions', $rootUser )
 953                         );
 954
 955                         if( $id ) {
 956                                 $logPage = SpecialPage::getTitleFor( 'Log' );
 957                                 $nav_urls['log'] = array(
 958                                         'href' => $logPage->getLocalUrl(
 959                                                 array(
 960                                                         'user' => $rootUser
 961                                                 )
 962                                         )
 963                                 );
 964                         } else {
 965                                 $nav_urls['log'] = false;
 966                         }
 967
 968                         if ( $wgUser->isAllowed( 'block' ) ) {
 969                                 $nav_urls['blockip'] = array(
 970                                         'href' => self::makeSpecialUrlSubpage( 'Blockip', $rootUser )
 971                                 );
 972                         } else {
 973                                 $nav_urls['blockip'] = false;
 974                         }
 975                 } else {
 976                         $nav_urls['contributions'] = false;
 977                         $nav_urls['log'] = false;
 978                         $nav_urls['blockip'] = false;
 979                 }
 980                 $nav_urls['emailuser'] = false;
 981                 if( $this->showEmailUser( $id ) ) {
 982                         $nav_urls['emailuser'] = array(
 983                                 'href' => self::makeSpecialUrlSubpage( 'Emailuser', $rootUser )
 984                         );
 985                 }
 986                 wfProfileOut( __METHOD__ );
 987                 return $nav_urls;
 988         }
 989
 990         /**
 991          * Generate strings used for xml 'id' names
 992          * @return string
 993          * @private
 994          */
 995         function getNameSpaceKey() {
 996                 return $this->mTitle->getNamespaceKey();
 997         }
 998
 999         /**
1000          * @private
1001          */
1002         function setupUserJs( $allowUserJs ) {
1003                 global $wgRequest, $wgJsMimeType;
1004                 wfProfileIn( __METHOD__ );
1005
1006                 $action = $wgRequest->getVal( 'action', 'view' );
1007
1008                 if( $allowUserJs && $this->loggedin ) {
1009                         if( $this->mTitle->isJsSubpage() and $this->userCanPreview( $action ) ) {
1010                                 # XXX: additional security check/prompt?
1011                                 $this->userjsprev = '/*<![CDATA[*/ ' . $wgRequest->getText( 'wpTextbox1' ) . ' /*]]>*/';
1012                         } else {
1013                                 $this->userjs = self::makeUrl( $this->userpage . '/' . $this->skinname . '.js', 'action=raw&ctype=' . $wgJsMimeType );
1014                         }
1015                 }
1016                 wfProfileOut( __METHOD__ );
1017         }
1018
1019         /**
1020          * Code for extensions to hook into to provide per-page CSS, see
1021          * extensions/PageCSS/PageCSS.php for an implementation of this.
1022          *
1023          * @private
1024          */
1025         function setupPageCss() {
1026                 wfProfileIn( __METHOD__ );
1027                 $out = false;
1028                 wfRunHooks( 'SkinTemplateSetupPageCss', array( &$out ) );
1029                 wfProfileOut( __METHOD__ );
1030                 return $out;
1031         }
1032
1033         public function commonPrintStylesheet() {
1034                 return false;
1035         }
1036 }
1037
1038 /**
1039  * Generic wrapper for template functions, with interface
1040  * compatible with what we use of PHPTAL 0.7.
1041  * @ingroup Skins
1042  */
1043 abstract class QuickTemplate {
1044         /**
1045          * Constructor
1046          */
1047         public function QuickTemplate() {
1048                 $this->data = array();
1049                 $this->translator = new MediaWiki_I18N();
1050         }
1051
1052         /**
1053          * Sets the value $value to $name
1054          * @param $name
1055          * @param $value
1056          */
1057         public function set( $name, $value ) {
1058                 $this->data[$name] = $value;
1059         }
1060
1061         /**
1062          * @param $name
1063          * @param $value
1064          */
1065         public function setRef( $name, &$value ) {
1066                 $this->data[$name] =& $value;
1067         }
1068
1069         /**
1070          * @param $t
1071          */
1072         public function setTranslator( &$t ) {
1073                 $this->translator = &$t;
1074         }
1075
1076         /**
1077          * Main function, used by classes that subclass QuickTemplate
1078          * to show the actual HTML output
1079          */
1080         abstract public function execute();
1081
1082         /**
1083          * @private
1084          */
1085         function text( $str ) {
1086                 echo htmlspecialchars( $this->data[$str] );
1087         }
1088
1089         /**
1090          * @private
1091          */
1092         function jstext( $str ) {
1093                 echo Xml::escapeJsString( $this->data[$str] );
1094         }
1095
1096         /**
1097          * @private
1098          */
1099         function html( $str ) {
1100                 echo $this->data[$str];
1101         }
1102
1103         /**
1104          * @private
1105          */
1106         function msg( $str ) {
1107                 echo htmlspecialchars( $this->translator->translate( $str ) );
1108         }
1109
1110         /**
1111          * @private
1112          */
1113         function msgHtml( $str ) {
1114                 echo $this->translator->translate( $str );
1115         }
1116
1117         /**
1118          * An ugly, ugly hack.
1119          * @private
1120          */
1121         function msgWiki( $str ) {
1122                 global $wgParser, $wgOut;
1123
1124                 $text = $this->translator->translate( $str );
1125                 $parserOutput = $wgParser->parse( $text, $wgOut->getTitle(),
1126                         $wgOut->parserOptions(), true );
1127                 echo $parserOutput->getText();
1128         }
1129
1130         /**
1131          * @private
1132          */
1133         function haveData( $str ) {
1134                 return isset( $this->data[$str] );
1135         }
1136
1137         /**
1138          * @private
1139          */
1140         function haveMsg( $str ) {
1141                 $msg = $this->translator->translate( $str );
1142                 return ( $msg != '-' ) && ( $msg != '' ); # ????
1143         }
1144 }