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
  92         /**
  93          * Add specific styles for this skin
  94          *
  95          * @param $out OutputPage
  96          */
  97         function setupSkinUserCss( OutputPage $out ){
  98                 $out->addStyle( 'common/shared.css', 'screen' );
  99                 $out->addStyle( 'common/commonPrint.css', 'print' );
 100         }
 101         /* add specific javascript the base Skin class */
 102         function setupSkinUserJs( OutputPage $out ){
 103                 global $wgUseSiteJs;
 104                 //use site js:
 105                 if( $wgUseSiteJs ) {
 106                         $jsCache = $this->loggedin ? '&smaxage=0' : '';
 107                         $siteGenScriptFile =  self::makeUrl( '-',
 108                                         "action=raw$jsCache&gen=js&useskin=" .
 109                                                 urlencode( $this->getSkinName() ) ) ;
 110                         $this->jsvarurl = $siteGenScriptFile;
 111                 }
 112         }
 113
 114         /**
 115          * Create the template engine object; we feed it a bunch of data
 116          * and eventually it spits out some HTML. Should have interface
 117          * roughly equivalent to PHPTAL 0.7.
 118          *
 119          * @param $callback string (or file)
 120          * @param $repository string: subdirectory where we keep template files
 121          * @param $cache_dir string
 122          * @return object
 123          * @private
 124          */
 125         function setupTemplate( $classname, $repository = false, $cache_dir = false ) {
 126                 return new $classname();
 127         }
 128
 129         /**
 130          * initialize various variables and generate the template
 131          *
 132          * @param $out OutputPage
 133          */
 134         function outputPage( OutputPage $out ) {
 135                 global $wgArticle, $wgUser, $wgLang, $wgContLang;
 136                 global $wgScript, $wgStylePath, $wgContLanguageCode;
 137                 global $wgMimeType, $wgJsMimeType, $wgOutputEncoding, $wgRequest;
 138                 global $wgXhtmlDefaultNamespace, $wgXhtmlNamespaces;
 139                 global $wgDisableCounters, $wgLogo, $wgHideInterlanguageLinks;
 140                 global $wgMaxCredits, $wgShowCreditsIfMax;
 141                 global $wgPageShowWatchingUsers;
 142                 global $wgUseTrackbacks, $wgUseSiteJs;
 143                 global $wgArticlePath, $wgScriptPath, $wgServer, $wgCanonicalNamespaceNames;
 144
 145                 wfProfileIn( __METHOD__ );
 146
 147                 $oldid = $wgRequest->getVal( 'oldid' );
 148                 $diff = $wgRequest->getVal( 'diff' );
 149                 $action = $wgRequest->getVal( 'action', 'view' );
 150
 151                 wfProfileIn( __METHOD__ . '-init' );
 152                 $this->initPage( $out );
 153
 154                 $this->setMembers();
 155                 $tpl = $this->setupTemplate( $this->template, 'skins' );
 156
 157                 #if ( $wgUseDatabaseMessages ) { // uncomment this to fall back to GetText
 158                 $tpl->setTranslator( new MediaWiki_I18N() );
 159                 #}
 160                 wfProfileOut( __METHOD__ . '-init' );
 161
 162                 wfProfileIn( __METHOD__ . '-stuff' );
 163                 $this->thispage = $this->mTitle->getPrefixedDBkey();
 164                 $this->thisurl = $this->mTitle->getPrefixedURL();
 165                 $query = array();
 166                 if ( !$wgRequest->wasPosted() ) {
 167                         $query = $wgRequest->getValues();
 168                         unset( $query['title'] );
 169                         unset( $query['returnto'] );
 170                         unset( $query['returntoquery'] );
 171                 }
 172                 $this->thisquery = wfUrlencode( wfArrayToCGI( $query ) );
 173                 $this->loggedin = $wgUser->isLoggedIn();
 174                 $this->iscontent = ( $this->mTitle->getNamespace() != NS_SPECIAL );
 175                 $this->iseditable = ( $this->iscontent and !( $action == 'edit' or $action == 'submit' ) );
 176                 $this->username = $wgUser->getName();
 177
 178                 if ( $wgUser->isLoggedIn() || $this->showIPinHeader() ) {
 179                         $this->userpageUrlDetails = self::makeUrlDetails( $this->userpage );
 180                 } else {
 181                         # This won't be used in the standard skins, but we define it to preserve the interface
 182                         # To save time, we check for existence
 183                         $this->userpageUrlDetails = self::makeKnownUrlDetails( $this->userpage );
 184                 }
 185
 186                 $this->userjs = $this->userjsprev = false;
 187                 $this->setupUserCss( $out );
 188                 $this->setupUserJs( $out->isUserJsAllowed() );
 189                 $this->titletxt = $this->mTitle->getPrefixedText();
 190                 wfProfileOut( __METHOD__ . '-stuff' );
 191
 192                 wfProfileIn( __METHOD__ . '-stuff2' );
 193                 $tpl->set( 'title', $out->getPageTitle() );
 194                 $tpl->set( 'pagetitle', $out->getHTMLTitle() );
 195                 $tpl->set( 'displaytitle', $out->mPageLinkTitle );
 196                 $tpl->set( 'pageclass', $this->getPageClasses( $this->mTitle ) );
 197                 $tpl->set( 'skinnameclass', ( 'skin-' . Sanitizer::escapeClass( $this->getSkinName() ) ) );
 198
 199                 $nsname = isset( $wgCanonicalNamespaceNames[ $this->mTitle->getNamespace() ] ) ?
 200                                         $wgCanonicalNamespaceNames[ $this->mTitle->getNamespace() ] :
 201                                         $this->mTitle->getNsText();
 202
 203                 $tpl->set( 'nscanonical', $nsname );
 204                 $tpl->set( 'nsnumber', $this->mTitle->getNamespace() );
 205                 $tpl->set( 'titleprefixeddbkey', $this->mTitle->getPrefixedDBKey() );
 206                 $tpl->set( 'titletext', $this->mTitle->getText() );
 207                 $tpl->set( 'articleid', $this->mTitle->getArticleId() );
 208                 $tpl->set( 'currevisionid', isset( $wgArticle ) ? $wgArticle->getLatest() : 0 );
 209
 210                 $tpl->set( 'isarticle', $out->isArticle() );
 211
 212                 $tpl->setRef( 'thispage', $this->thispage );
 213                 $subpagestr = $this->subPageSubtitle();
 214                 $tpl->set(
 215                         'subtitle', !empty( $subpagestr ) ?
 216                         '<span class="subpages">'.$subpagestr.'</span>'.$out->getSubtitle() :
 217                         $out->getSubtitle()
 218                 );
 219                 $undelete = $this->getUndeleteLink();
 220                 $tpl->set(
 221                         'undelete', !empty( $undelete ) ?
 222                         '<span class="subpages">'.$undelete.'</span>' :
 223                         ''
 224                 );
 225
 226                 $tpl->set( 'catlinks', $this->getCategories() );
 227                 if( $out->isSyndicated() ) {
 228                         $feeds = array();
 229                         foreach( $out->getSyndicationLinks() as $format => $link ) {
 230                                 $feeds[$format] = array(
 231                                         'text' => wfMsg( "feed-$format" ),
 232                                         'href' => $link
 233                                 );
 234                         }
 235                         $tpl->setRef( 'feeds', $feeds );
 236                 } else {
 237                         $tpl->set( 'feeds', false );
 238                 }
 239                 if( $wgUseTrackbacks && $out->isArticleRelated() ) {
 240                         $tpl->set( 'trackbackhtml', $out->getTitle()->trackbackRDF() );
 241                 } else {
 242                         $tpl->set( 'trackbackhtml', null );
 243                 }
 244
 245                 $tpl->setRef( 'xhtmldefaultnamespace', $wgXhtmlDefaultNamespace );
 246                 $tpl->set( 'xhtmlnamespaces', $wgXhtmlNamespaces );
 247                 $tpl->setRef( 'mimetype', $wgMimeType );
 248                 $tpl->setRef( 'jsmimetype', $wgJsMimeType );
 249                 $tpl->setRef( 'charset', $wgOutputEncoding );
 250                 $tpl->set( 'headlinks', $out->getHeadLinks() );
 251
 252                 //moved headscripts to near end of template header output
 253
 254                 $tpl->set( 'csslinks', $out->buildCssLinks() );
 255                 $tpl->setRef( 'wgScript', $wgScript );
 256                 $tpl->setRef( 'skinname', $this->skinname );
 257                 $tpl->set( 'skinclass', get_class( $this ) );
 258                 $tpl->setRef( 'stylename', $this->stylename );
 259                 $tpl->set( 'printable', $wgRequest->getBool( 'printable' ) );
 260                 $tpl->set( 'handheld', $wgRequest->getBool( 'handheld' ) );
 261                 $tpl->setRef( 'loggedin', $this->loggedin );
 262                 $tpl->set( 'notspecialpage', $this->mTitle->getNamespace() != NS_SPECIAL );
 263                 /* XXX currently unused, might get useful later
 264                 $tpl->set( "editable", ($this->mTitle->getNamespace() != NS_SPECIAL ) );
 265                 $tpl->set( "exists", $this->mTitle->getArticleID() != 0 );
 266                 $tpl->set( "watch", $this->mTitle->userIsWatching() ? "unwatch" : "watch" );
 267                 $tpl->set( "protect", count($this->mTitle->isProtected()) ? "unprotect" : "protect" );
 268                 $tpl->set( "helppage", wfMsg('helppage'));
 269                 */
 270                 $tpl->set( 'searchaction', $this->escapeSearchLink() );
 271                 $tpl->set( 'searchtitle', SpecialPage::getTitleFor( 'Search' )->getPrefixedDBKey() );
 272                 $tpl->set( 'search', trim( $wgRequest->getVal( 'search' ) ) );
 273                 $tpl->setRef( 'stylepath', $wgStylePath );
 274                 $tpl->setRef( 'articlepath', $wgArticlePath );
 275                 $tpl->setRef( 'scriptpath', $wgScriptPath );
 276                 $tpl->setRef( 'serverurl', $wgServer );
 277                 $tpl->setRef( 'logopath', $wgLogo );
 278                 $tpl->setRef( 'lang', $wgContLanguageCode );
 279                 $tpl->set( 'dir', $wgContLang->getDir() );
 280                 $tpl->set( 'rtl', $wgContLang->isRTL() );
 281                 $tpl->set( 'capitalizeallnouns', $wgLang->capitalizeAllNouns() ? ' capitalize-all-nouns' : '' );
 282                 $tpl->set( 'langname', $wgContLang->getLanguageName( $wgContLanguageCode ) );
 283                 $tpl->set( 'showjumplinks', $wgUser->getOption( 'showjumplinks' ) );
 284                 $tpl->set( 'username', $wgUser->isAnon() ? NULL : $this->username );
 285                 $tpl->setRef( 'userpage', $this->userpage );
 286                 $tpl->setRef( 'userpageurl', $this->userpageUrlDetails['href'] );
 287                 $tpl->set( 'userlang', $wgLang->getCode() );
 288                 $tpl->set( 'userlangattributes', 'lang="' . $wgLang->getCode() . '" xml:lang="' . $wgLang->getCode() . '"' );
 289                 $tpl->set( 'pagecss', $this->setupPageCss() );
 290                 $tpl->setRef( 'usercss', $this->usercss );
 291                 $tpl->setRef( 'userjs', $this->userjs );
 292                 $tpl->setRef( 'userjsprev', $this->userjsprev );
 293                 if( $wgUseSiteJs ) {
 294                         $jsCache = $this->loggedin ? '&smaxage=0' : '';
 295                         $tpl->set( 'jsvarurl',
 296                                 self::makeUrl( '-',
 297                                         "action=raw$jsCache&gen=js&useskin=" .
 298                                                 urlencode( $this->getSkinName() ) ) );
 299                 } else {
 300                         $tpl->set( 'jsvarurl', false );
 301                 }
 302
 303                 $newtalks = $wgUser->getNewMessageLinks();
 304
 305                 if( count( $newtalks ) == 1 && $newtalks[0]['wiki'] === wfWikiID() ) {
 306                         $usertitle = $this->mUser->getUserPage();
 307                         $usertalktitle = $usertitle->getTalkPage();
 308
 309                         if( !$usertalktitle->equals( $this->mTitle ) ) {
 310                                 $newmessageslink = $this->link(
 311                                         $usertalktitle,
 312                                         wfMsgHtml( 'newmessageslink' ),
 313                                         array(),
 314                                         array( 'redirect' => 'no' ),
 315                                         array( 'known', 'noclasses' )
 316                                 );
 317
 318                                 $newmessagesdifflink = $this->link(
 319                                         $usertalktitle,
 320                                         wfMsgHtml( 'newmessagesdifflink' ),
 321                                         array(),
 322                                         array( 'diff' => 'cur' ),
 323                                         array( 'known', 'noclasses' )
 324                                 );
 325
 326                                 $ntl = wfMsg(
 327                                         'youhavenewmessages',
 328                                         $newmessageslink,
 329                                         $newmessagesdifflink
 330                                 );
 331                                 # Disable Cache
 332                                 $out->setSquidMaxage( 0 );
 333                         }
 334                 } else if( count( $newtalks ) ) {
 335                         // _>" " for BC <= 1.16
 336                         $sep = str_replace( '_', ' ', wfMsgHtml( 'newtalkseparator' ) );
 337                         $msgs = array();
 338                         foreach( $newtalks as $newtalk ) {
 339                                 $msgs[] = Xml::element('a',
 340                                         array( 'href' => $newtalk['link'] ), $newtalk['wiki'] );
 341                         }
 342                         $parts = implode( $sep, $msgs );
 343                         $ntl = wfMsgHtml( 'youhavenewmessagesmulti', $parts );
 344                         $out->setSquidMaxage( 0 );
 345                 } else {
 346                         $ntl = '';
 347                 }
 348                 wfProfileOut( __METHOD__ . '-stuff2' );
 349
 350                 wfProfileIn( __METHOD__ . '-stuff3' );
 351                 $tpl->setRef( 'newtalk', $ntl );
 352                 $tpl->setRef( 'skin', $this );
 353                 $tpl->set( 'logo', $this->logoText() );
 354                 if ( $out->isArticle() and ( !isset( $oldid ) or isset( $diff ) ) and
 355                         $wgArticle and 0 != $wgArticle->getID() ){
 356                         if ( !$wgDisableCounters ) {
 357                                 $viewcount = $wgLang->formatNum( $wgArticle->getCount() );
 358                                 if ( $viewcount ) {
 359                                         $tpl->set( 'viewcount', wfMsgExt( 'viewcount', array( 'parseinline' ), $viewcount ) );
 360                                 } else {
 361                                         $tpl->set( 'viewcount', false );
 362                                 }
 363                         } else {
 364                                 $tpl->set( 'viewcount', false );
 365                         }
 366
 367                         if( $wgPageShowWatchingUsers ) {
 368                                 $dbr = wfGetDB( DB_SLAVE );
 369                                 $watchlist = $dbr->tableName( 'watchlist' );
 370                                 $res = $dbr->select( 'watchlist',
 371                                         array( 'COUNT(*) AS n' ),
 372                                         array( 'wl_title' => $dbr->strencode( $this->mTitle->getDBkey() ), 'wl_namespace' => $this->mTitle->getNamespace() ),
 373                                         __METHOD__
 374                                 );
 375                                 $x = $dbr->fetchObject( $res );
 376                                 $numberofwatchingusers = $x->n;
 377                                 if( $numberofwatchingusers > 0 ) {
 378                                         $tpl->set( 'numberofwatchingusers',
 379                                                 wfMsgExt( 'number_of_watching_users_pageview', array( 'parseinline' ),
 380                                                 $wgLang->formatNum( $numberofwatchingusers ) )
 381                                         );
 382                                 } else {
 383                                         $tpl->set( 'numberofwatchingusers', false );
 384                                 }
 385                         } else {
 386                                 $tpl->set( 'numberofwatchingusers', false );
 387                         }
 388
 389                         $tpl->set( 'copyright', $this->getCopyright() );
 390
 391                         $this->credits = false;
 392
 393                         if( $wgMaxCredits != 0 ){
 394                                 $this->credits = Credits::getCredits( $wgArticle, $wgMaxCredits, $wgShowCreditsIfMax );
 395                         } else {
 396                                 $tpl->set( 'lastmod', $this->lastModified() );
 397                         }
 398
 399                         $tpl->setRef( 'credits', $this->credits );
 400
 401                 } elseif ( isset( $oldid ) && !isset( $diff ) ) {
 402                         $tpl->set( 'copyright', $this->getCopyright() );
 403                         $tpl->set( 'viewcount', false );
 404                         $tpl->set( 'lastmod', false );
 405                         $tpl->set( 'credits', false );
 406                         $tpl->set( 'numberofwatchingusers', false );
 407                 } else {
 408                         $tpl->set( 'copyright', false );
 409                         $tpl->set( 'viewcount', false );
 410                         $tpl->set( 'lastmod', false );
 411                         $tpl->set( 'credits', false );
 412                         $tpl->set( 'numberofwatchingusers', false );
 413                 }
 414                 wfProfileOut( __METHOD__ . '-stuff3' );
 415
 416                 wfProfileIn( __METHOD__ . '-stuff4' );
 417                 $tpl->set( 'copyrightico', $this->getCopyrightIcon() );
 418                 $tpl->set( 'poweredbyico', $this->getPoweredBy() );
 419                 $tpl->set( 'disclaimer', $this->disclaimerLink() );
 420                 $tpl->set( 'privacy', $this->privacyLink() );
 421                 $tpl->set( 'about', $this->aboutLink() );
 422
 423                 $tpl->setRef( 'debug', $out->mDebugtext );
 424                 $tpl->set( 'reporttime', wfReportTime() );
 425                 $tpl->set( 'sitenotice', wfGetSiteNotice() );
 426                 $tpl->set( 'bottomscripts', $this->bottomScripts() );
 427
 428                 $printfooter = "<div class=\"printfooter\">\n" . $this->printSource() . "</div>\n";
 429                 $out->mBodytext .= $printfooter . $this->generateDebugHTML();
 430                 $tpl->setRef( 'bodytext', $out->mBodytext );
 431
 432                 # Language links
 433                 $language_urls = array();
 434
 435                 if ( !$wgHideInterlanguageLinks ) {
 436                         foreach( $out->getLanguageLinks() as $l ) {
 437                                 $tmp = explode( ':', $l, 2 );
 438                                 $class = 'interwiki-' . $tmp[0];
 439                                 unset( $tmp );
 440                                 $nt = Title::newFromText( $l );
 441                                 if ( $nt ) {
 442                                         $language_urls[] = array(
 443                                                 'href' => $nt->getFullURL(),
 444                                                 'text' => ( $wgContLang->getLanguageName( $nt->getInterwiki() ) != '' ?
 445                                                                         $wgContLang->getLanguageName( $nt->getInterwiki() ) : $l ),
 446                                                 'class' => $class
 447                                         );
 448                                 }
 449                         }
 450                 }
 451                 if( count( $language_urls ) ) {
 452                         $tpl->setRef( 'language_urls', $language_urls );
 453                 } else {
 454                         $tpl->set( 'language_urls', false );
 455                 }
 456                 wfProfileOut( __METHOD__ . '-stuff4' );
 457
 458                 wfProfileIn( __METHOD__ . '-stuff5' );
 459                 # Personal toolbar
 460                 $tpl->set( 'personal_urls', $this->buildPersonalUrls() );
 461                 $content_actions = $this->buildContentActionUrls();
 462                 $tpl->setRef( 'content_actions', $content_actions );
 463
 464                 // XXX: attach this from javascript, same with section editing
 465                 if( $this->iseditable && $wgUser->getOption( 'editondblclick' ) ){
 466                         $encEditUrl = Xml::escapeJsString( $this->mTitle->getLocalUrl( $this->editUrlOptions() ) );
 467                         $tpl->set( 'body_ondblclick', 'document.location = "' . $encEditUrl . '";' );
 468                 } else {
 469                         $tpl->set( 'body_ondblclick', false );
 470                 }
 471                 $tpl->set( 'body_onload', false );
 472                 $tpl->set( 'sidebar', $this->buildSidebar() );
 473                 $tpl->set( 'nav_urls', $this->buildNavUrls() );
 474
 475                 //set the head script near the end (in case above actions result in adding scripts)
 476                 $tpl->set( 'headscripts', $out->getScript() );
 477
 478                 // original version by hansm
 479                 if( !wfRunHooks( 'SkinTemplateOutputPageBeforeExec', array( &$this, &$tpl ) ) ) {
 480                         wfDebug( __METHOD__ . ": Hook SkinTemplateOutputPageBeforeExec broke outputPage execution!\n" );
 481                 }
 482
 483                 // allow extensions adding stuff after the page content.
 484                 // See Skin::afterContentHook() for further documentation.
 485                 $tpl->set( 'dataAfterContent', $this->afterContentHook() );
 486                 wfProfileOut( __METHOD__ . '-stuff5' );
 487
 488                 // execute template
 489                 wfProfileIn( __METHOD__ . '-execute' );
 490                 $res = $tpl->execute();
 491                 wfProfileOut( __METHOD__ . '-execute' );
 492
 493                 // result may be an error
 494                 $this->printOrError( $res );
 495                 wfProfileOut( __METHOD__ );
 496         }
 497
 498         /**
 499          * Output the string, or print error message if it's
 500          * an error object of the appropriate type.
 501          * For the base class, assume strings all around.
 502          *
 503          * @param mixed $str
 504          * @private
 505          */
 506         function printOrError( $str ) {
 507                 echo $str;
 508         }
 509
 510         /**
 511          * build array of urls for personal toolbar
 512          * @return array
 513          * @private
 514          */
 515         function buildPersonalUrls() {
 516                 global $wgOut, $wgRequest;
 517
 518                 $title = $wgOut->getTitle();
 519                 $pageurl = $title->getLocalURL();
 520                 wfProfileIn( __METHOD__ );
 521
 522                 /* set up the default links for the personal toolbar */
 523                 $personal_urls = array();
 524                 $page = $wgRequest->getVal( 'returnto', $this->thisurl );
 525                 $query = $wgRequest->getVal( 'returntoquery', $this->thisquery );
 526                 $returnto = "returnto=$page";
 527                 if( $this->thisquery != '' )
 528                         $returnto .= "&returntoquery=$query";
 529                 if( $this->loggedin ) {
 530                         $personal_urls['userpage'] = array(
 531                                 'text' => $this->username,
 532                                 'href' => &$this->userpageUrlDetails['href'],
 533                                 'class' => $this->userpageUrlDetails['exists'] ? false : 'new',
 534                                 'active' => ( $this->userpageUrlDetails['href'] == $pageurl )
 535                         );
 536                         $usertalkUrlDetails = $this->makeTalkUrlDetails( $this->userpage );
 537                         $personal_urls['mytalk'] = array(
 538                                 'text' => wfMsg( 'mytalk' ),
 539                                 'href' => &$usertalkUrlDetails['href'],
 540                                 'class' => $usertalkUrlDetails['exists'] ? false : 'new',
 541                                 'active' => ( $usertalkUrlDetails['href'] == $pageurl )
 542                         );
 543                         $href = self::makeSpecialUrl( 'Preferences' );
 544                         $personal_urls['preferences'] = array(
 545                                 'text' => wfMsg( 'mypreferences' ),
 546                                 'href' => $href,
 547                                 'active' => ( $href == $pageurl )
 548                         );
 549                         $href = self::makeSpecialUrl( 'Watchlist' );
 550                         $personal_urls['watchlist'] = array(
 551                                 'text' => wfMsg( 'mywatchlist' ),
 552                                 'href' => $href,
 553                                 'active' => ( $href == $pageurl )
 554                         );
 555
 556                         # We need to do an explicit check for Special:Contributions, as we
 557                         # have to match both the title, and the target (which could come
 558                         # from request values or be specified in "sub page" form. The plot
 559                         # thickens, because $wgTitle is altered for special pages, so doesn't
 560                         # contain the original alias-with-subpage.
 561                         $origTitle = Title::newFromText( $wgRequest->getText( 'title' ) );
 562                         if( $origTitle instanceof Title && $origTitle->getNamespace() == NS_SPECIAL ) {
 563                                 list( $spName, $spPar ) =
 564                                         SpecialPage::resolveAliasWithSubpage( $origTitle->getText() );
 565                                 $active = $spName == 'Contributions'
 566                                         && ( ( $spPar && $spPar == $this->username )
 567                                                 || $wgRequest->getText( 'target' ) == $this->username );
 568                         } else {
 569                                 $active = false;
 570                         }
 571
 572                         $href = self::makeSpecialUrlSubpage( 'Contributions', $this->username );
 573                         $personal_urls['mycontris'] = array(
 574                                 'text' => wfMsg( 'mycontris' ),
 575                                 'href' => $href,
 576                                 'active' => $active
 577                         );
 578                         $personal_urls['logout'] = array(
 579                                 'text' => wfMsg( 'userlogout' ),
 580                                 'href' => self::makeSpecialUrl( 'Userlogout',
 581                                         $title->isSpecial( 'Preferences' ) ? '' : $returnto
 582                                 ),
 583                                 'active' => false
 584                         );
 585                 } else {
 586                         global $wgUser;
 587                         $loginlink = $wgUser->isAllowed( 'createaccount' )
 588                                 ? 'nav-login-createaccount'
 589                                 : 'login';
 590                         if( $this->showIPinHeader() ) {
 591                                 $href = &$this->userpageUrlDetails['href'];
 592                                 $personal_urls['anonuserpage'] = array(
 593                                         'text' => $this->username,
 594                                         'href' => $href,
 595                                         'class' => $this->userpageUrlDetails['exists'] ? false : 'new',
 596                                         'active' => ( $pageurl == $href )
 597                                 );
 598                                 $usertalkUrlDetails = $this->makeTalkUrlDetails( $this->userpage );
 599                                 $href = &$usertalkUrlDetails['href'];
 600                                 $personal_urls['anontalk'] = array(
 601                                         'text' => wfMsg( 'anontalk' ),
 602                                         'href' => $href,
 603                                         'class' => $usertalkUrlDetails['exists'] ? false : 'new',
 604                                         'active' => ( $pageurl == $href )
 605                                 );
 606                                 $personal_urls['anonlogin'] = array(
 607                                         'text' => wfMsg( $loginlink ),
 608                                         'href' => self::makeSpecialUrl( 'Userlogin', $returnto ),
 609                                         'active' => $title->isSpecial( 'Userlogin' )
 610                                 );
 611                         } else {
 612                                 $personal_urls['login'] = array(
 613                                         'text' => wfMsg( $loginlink ),
 614                                         'href' => self::makeSpecialUrl( 'Userlogin', $returnto ),
 615                                         'active' => $title->isSpecial( 'Userlogin' )
 616                                 );
 617                         }
 618                 }
 619
 620                 wfRunHooks( 'PersonalUrls', array( &$personal_urls, &$title ) );
 621                 wfProfileOut( __METHOD__ );
 622                 return $personal_urls;
 623         }
 624
 625         function tabAction( $title, $message, $selected, $query = '', $checkEdit = false ) {
 626                 $classes = array();
 627                 if( $selected ) {
 628                         $classes[] = 'selected';
 629                 }
 630                 if( $checkEdit && !$title->isKnown() ) {
 631                         $classes[] = 'new';
 632                         $query = 'action=edit&redlink=1';
 633                 }
 634
 635                 $text = wfMsg( $message );
 636                 if ( wfEmptyMsg( $message, $text ) ) {
 637                         global $wgContLang;
 638                         $text = $wgContLang->getFormattedNsText( MWNamespace::getSubject( $title->getNamespace() ) );
 639                 }
 640
 641                 $result = array();
 642                 if( !wfRunHooks( 'SkinTemplateTabAction', array( &$this,
 643                                 $title, $message, $selected, $checkEdit,
 644                                 &$classes, &$query, &$text, &$result ) ) ) {
 645                         return $result;
 646                 }
 647
 648                 return array(
 649                         'class' => implode( ' ', $classes ),
 650                         'text' => $text,
 651                         'href' => $title->getLocalUrl( $query ) );
 652         }
 653
 654         function makeTalkUrlDetails( $name, $urlaction = '' ) {
 655                 $title = Title::newFromText( $name );
 656                 if( !is_object( $title ) ) {
 657                         throw new MWException( __METHOD__ . " given invalid pagename $name" );
 658                 }
 659                 $title = $title->getTalkPage();
 660                 self::checkTitle( $title, $name );
 661                 return array(
 662                         'href' => $title->getLocalURL( $urlaction ),
 663                         'exists' => $title->getArticleID() != 0 ? true : false
 664                 );
 665         }
 666
 667         function makeArticleUrlDetails( $name, $urlaction = '' ) {
 668                 $title = Title::newFromText( $name );
 669                 $title= $title->getSubjectPage();
 670                 self::checkTitle( $title, $name );
 671                 return array(
 672                         'href' => $title->getLocalURL( $urlaction ),
 673                         'exists' => $title->getArticleID() != 0 ? true : false
 674                 );
 675         }
 676
 677         /**
 678          * an array of edit links by default used for the tabs
 679          * @return array
 680          * @private
 681          */
 682         function buildContentActionUrls() {
 683                 global $wgContLang, $wgLang, $wgOut, $wgUser, $wgRequest, $wgArticle;
 684
 685                 wfProfileIn( __METHOD__ );
 686
 687                 $action = $wgRequest->getVal( 'action', 'view' );
 688                 $section = $wgRequest->getVal( 'section' );
 689                 $content_actions = array();
 690
 691                 $prevent_active_tabs = false;
 692                 wfRunHooks( 'SkinTemplatePreventOtherActiveTabs', array( &$this, &$prevent_active_tabs ) );
 693
 694                 if( $this->iscontent ) {
 695                         $subjpage = $this->mTitle->getSubjectPage();
 696                         $talkpage = $this->mTitle->getTalkPage();
 697
 698                         $nskey = $this->mTitle->getNamespaceKey();
 699                         $content_actions[$nskey] = $this->tabAction(
 700                                 $subjpage,
 701                                 $nskey,
 702                                 !$this->mTitle->isTalkPage() && !$prevent_active_tabs,
 703                                 '', true
 704                         );
 705
 706                         $content_actions['talk'] = $this->tabAction(
 707                                 $talkpage,
 708                                 'talk',
 709                                 $this->mTitle->isTalkPage() && !$prevent_active_tabs,
 710                                 '',
 711                                 true
 712                         );
 713
 714                         wfProfileIn( __METHOD__ . '-edit' );
 715                         if ( $this->mTitle->quickUserCan( 'edit' ) && ( $this->mTitle->exists() || $this->mTitle->quickUserCan( 'create' ) ) ) {
 716                                 $istalk = $this->mTitle->isTalkPage();
 717                                 $istalkclass = $istalk?' istalk':'';
 718                                 $content_actions['edit'] = array(
 719                                         'class' => ( ( ( $action == 'edit' or $action == 'submit' ) and $section != 'new' ) ? 'selected' : '' ) . $istalkclass,
 720                                         'text' => $this->mTitle->exists()
 721                                                 ? wfMsg( 'edit' )
 722                                                 : wfMsg( 'create' ),
 723                                         'href' => $this->mTitle->getLocalUrl( $this->editUrlOptions() )
 724                                 );
 725
 726                                 // adds new section link if page is a current revision of a talk page or
 727                                 if ( ( $wgArticle && $wgArticle->isCurrent() && $istalk ) || $wgOut->showNewSectionLink() ) {
 728                                         if ( !$wgOut->forceHideNewSectionLink() ) {
 729                                                 $content_actions['addsection'] = array(
 730                                                         'class' => $section == 'new' ? 'selected' : false,
 731                                                         'text' => wfMsg( 'addsection' ),
 732                                                         'href' => $this->mTitle->getLocalUrl( 'action=edit&section=new' )
 733                                                 );
 734                                         }
 735                                 }
 736                         } elseif ( $this->mTitle->isKnown() ) {
 737                                 $content_actions['viewsource'] = array(
 738                                         'class' => ($action == 'edit') ? 'selected' : false,
 739                                         'text' => wfMsg( 'viewsource' ),
 740                                         'href' => $this->mTitle->getLocalUrl( $this->editUrlOptions() )
 741                                 );
 742                         }
 743                         wfProfileOut( __METHOD__ . '-edit' );
 744
 745                         wfProfileIn( __METHOD__ . '-live' );
 746                         if ( $this->mTitle->exists() ) {
 747
 748                                 $content_actions['history'] = array(
 749                                         'class' => ($action == 'history') ? 'selected' : false,
 750                                         'text' => wfMsg( 'history_short' ),
 751                                         'href' => $this->mTitle->getLocalUrl( 'action=history' ),
 752                                         'rel' => 'archives',
 753                                 );
 754
 755                                 if( $wgUser->isAllowed( 'delete' ) ) {
 756                                         $content_actions['delete'] = array(
 757                                                 'class' => ($action == 'delete') ? 'selected' : false,
 758                                                 'text' => wfMsg( 'delete' ),
 759                                                 'href' => $this->mTitle->getLocalUrl( 'action=delete' )
 760                                         );
 761                                 }
 762                                 if ( $this->mTitle->quickUserCan( 'move' ) ) {
 763                                         $moveTitle = SpecialPage::getTitleFor( 'Movepage', $this->thispage );
 764                                         $content_actions['move'] = array(
 765                                                 'class' => $this->mTitle->isSpecial( 'Movepage' ) ? 'selected' : false,
 766                                                 'text' => wfMsg( 'move' ),
 767                                                 'href' => $moveTitle->getLocalUrl()
 768                                         );
 769                                 }
 770
 771                                 if ( $this->mTitle->getNamespace() !== NS_MEDIAWIKI && $wgUser->isAllowed( 'protect' ) ) {
 772                                         if( !$this->mTitle->isProtected() ){
 773                                                 $content_actions['protect'] = array(
 774                                                         'class' => ($action == 'protect') ? 'selected' : false,
 775                                                         'text' => wfMsg( 'protect' ),
 776                                                         'href' => $this->mTitle->getLocalUrl( 'action=protect' )
 777                                                 );
 778
 779                                         } else {
 780                                                 $content_actions['unprotect'] = array(
 781                                                         'class' => ($action == 'unprotect') ? 'selected' : false,
 782                                                         'text' => wfMsg( 'unprotect' ),
 783                                                         'href' => $this->mTitle->getLocalUrl( 'action=unprotect' )
 784                                                 );
 785                                         }
 786                                 }
 787                         } else {
 788                                 //article doesn't exist or is deleted
 789                                 if( $wgUser->isAllowed( 'deletedhistory' ) && $wgUser->isAllowed( 'undelete' ) ) {
 790                                         if( $n = $this->mTitle->isDeleted() ) {
 791                                                 $undelTitle = SpecialPage::getTitleFor( 'Undelete' );
 792                                                 $content_actions['undelete'] = array(
 793                                                         'class' => false,
 794                                                         'text' => wfMsgExt( 'undelete_short', array( 'parsemag' ), $wgLang->formatNum( $n ) ),
 795                                                         'href' => $undelTitle->getLocalUrl( 'target=' . urlencode( $this->thispage ) )
 796                                                         #'href' => self::makeSpecialUrl( "Undelete/$this->thispage" )
 797                                                 );
 798                                         }
 799                                 }
 800
 801                                 if ( $this->mTitle->getNamespace() !== NS_MEDIAWIKI && $wgUser->isAllowed( 'protect' ) ) {
 802                                         if( !$this->mTitle->getRestrictions( 'create' ) ) {
 803                                                 $content_actions['protect'] = array(
 804                                                         'class' => ($action == 'protect') ? 'selected' : false,
 805                                                         'text' => wfMsg( 'protect' ),
 806                                                         'href' => $this->mTitle->getLocalUrl( 'action=protect' )
 807                                                 );
 808
 809                                         } else {
 810                                                 $content_actions['unprotect'] = array(
 811                                                         'class' => ($action == 'unprotect') ? 'selected' : false,
 812                                                         'text' => wfMsg( 'unprotect' ),
 813                                                         'href' => $this->mTitle->getLocalUrl( 'action=unprotect' )
 814                                                 );
 815                                         }
 816                                 }
 817                         }
 818
 819                         wfProfileOut( __METHOD__ . '-live' );
 820
 821                         if( $this->loggedin ) {
 822                                 if( !$this->mTitle->userIsWatching()) {
 823                                         $content_actions['watch'] = array(
 824                                                 'class' => ($action == 'watch' or $action == 'unwatch') ? 'selected' : false,
 825                                                 'text' => wfMsg( 'watch' ),
 826                                                 'href' => $this->mTitle->getLocalUrl( 'action=watch' )
 827                                         );
 828                                 } else {
 829                                         $content_actions['unwatch'] = array(
 830                                                 'class' => ($action == 'unwatch' or $action == 'watch') ? 'selected' : false,
 831                                                 'text' => wfMsg( 'unwatch' ),
 832                                                 'href' => $this->mTitle->getLocalUrl( 'action=unwatch' )
 833                                         );
 834                                 }
 835                         }
 836
 837
 838                         wfRunHooks( 'SkinTemplateTabs', array( &$this, &$content_actions ) );
 839                 } else {
 840                         /* show special page tab */
 841
 842                         $content_actions[$this->mTitle->getNamespaceKey()] = array(
 843                                 'class' => 'selected',
 844                                 'text' => wfMsg('nstab-special'),
 845                                 'href' => $wgRequest->getRequestURL(), // @bug 2457, 2510
 846                         );
 847
 848                         wfRunHooks( 'SkinTemplateBuildContentActionUrlsAfterSpecialPage', array( &$this, &$content_actions ) );
 849                 }
 850
 851                 /* show links to different language variants */
 852                 global $wgDisableLangConversion;
 853                 $variants = $wgContLang->getVariants();
 854                 if( !$wgDisableLangConversion && sizeof( $variants ) > 1 ) {
 855                         $preferred = $wgContLang->getPreferredVariant();
 856                         $vcount=0;
 857                         foreach( $variants as $code ) {
 858                                 $varname = $wgContLang->getVariantname( $code );
 859                                 if( $varname == 'disable' )
 860                                         continue;
 861                                 $selected = ( $code == $preferred )? 'selected' : false;
 862                                 $content_actions['varlang-' . $vcount] = array(
 863                                         'class' => $selected,
 864                                         'text' => $varname,
 865                                         'href' => $this->mTitle->getLocalURL( '', $code )
 866                                 );
 867                                 $vcount ++;
 868                         }
 869                 }
 870
 871                 wfRunHooks( 'SkinTemplateContentActions', array( &$content_actions ) );
 872
 873                 wfProfileOut( __METHOD__ );
 874                 return $content_actions;
 875         }
 876
 877         /**
 878          * build array of common navigation links
 879          * @return array
 880          * @private
 881          */
 882         function buildNavUrls() {
 883                 global $wgUseTrackbacks, $wgOut, $wgUser, $wgRequest;
 884                 global $wgEnableUploads, $wgUploadNavigationUrl;
 885
 886                 wfProfileIn( __METHOD__ );
 887
 888                 $action = $wgRequest->getVal( 'action', 'view' );
 889
 890                 $nav_urls = array();
 891                 $nav_urls['mainpage'] = array( 'href' => self::makeMainPageUrl() );
 892                 if( $wgUploadNavigationUrl ) {
 893                         $nav_urls['upload'] = array( 'href' => $wgUploadNavigationUrl );
 894                 } elseif( $wgEnableUploads && $wgUser->isAllowed( 'upload' ) ) {
 895                         $nav_urls['upload'] = array( 'href' => self::makeSpecialUrl( 'Upload' ) );
 896                 } else {
 897                         $nav_urls['upload'] = false;
 898                 }
 899                 $nav_urls['specialpages'] = array( 'href' => self::makeSpecialUrl( 'Specialpages' ) );
 900
 901                 // default permalink to being off, will override it as required below.
 902                 $nav_urls['permalink'] = false;
 903
 904                 // A print stylesheet is attached to all pages, but nobody ever
 905                 // figures that out. :)  Add a link...
 906                 if( $this->iscontent && ( $action == 'view' || $action == 'purge' ) ) {
 907                         if ( !$wgRequest->getBool( 'printable' ) ) {
 908                                 $nav_urls['print'] = array(
 909                                         'text' => wfMsg( 'printableversion' ),
 910                                         'href' => $wgRequest->appendQuery( 'printable=yes' )
 911                                 );
 912                         }
 913
 914                         // Also add a "permalink" while we're at it
 915                         if ( $this->mRevisionId ) {
 916                                 $nav_urls['permalink'] = array(
 917                                         'text' => wfMsg( 'permalink' ),
 918                                         'href' => $wgOut->getTitle()->getLocalURL( "oldid=$this->mRevisionId" )
 919                                 );
 920                         }
 921
 922                         // Copy in case this undocumented, shady hook tries to mess with internals
 923                         $revid = $this->mRevisionId;
 924                         wfRunHooks( 'SkinTemplateBuildNavUrlsNav_urlsAfterPermalink', array( &$this, &$nav_urls, &$revid, &$revid ) );
 925                 }
 926
 927                 if( $this->mTitle->getNamespace() != NS_SPECIAL ) {
 928                         $wlhTitle = SpecialPage::getTitleFor( 'Whatlinkshere', $this->thispage );
 929                         $nav_urls['whatlinkshere'] = array(
 930                                 'href' => $wlhTitle->getLocalUrl()
 931                         );
 932                         if( $this->mTitle->getArticleId() ) {
 933                                 $rclTitle = SpecialPage::getTitleFor( 'Recentchangeslinked', $this->thispage );
 934                                 $nav_urls['recentchangeslinked'] = array(
 935                                         'href' => $rclTitle->getLocalUrl()
 936                                 );
 937                         } else {
 938                                 $nav_urls['recentchangeslinked'] = false;
 939                         }
 940                         if( $wgUseTrackbacks )
 941                                 $nav_urls['trackbacklink'] = array(
 942                                         'href' => $wgOut->getTitle()->trackbackURL()
 943                                 );
 944                 }
 945
 946                 if( $this->mTitle->getNamespace() == NS_USER || $this->mTitle->getNamespace() == NS_USER_TALK ) {
 947                         $id = User::idFromName( $this->mTitle->getText() );
 948                         $ip = User::isIP( $this->mTitle->getText() );
 949                 } else {
 950                         $id = 0;
 951                         $ip = false;
 952                 }
 953
 954                 if( $id || $ip ) { # both anons and non-anons have contribs list
 955                         $nav_urls['contributions'] = array(
 956                                 'href' => self::makeSpecialUrlSubpage( 'Contributions', $this->mTitle->getText() )
 957                         );
 958
 959                         if( $id ) {
 960                                 $logPage = SpecialPage::getTitleFor( 'Log' );
 961                                 $nav_urls['log'] = array(
 962                                         'href' => $logPage->getLocalUrl(
 963                                                 array(
 964                                                         'user' => $this->mTitle->getText()
 965                                                 )
 966                                         )
 967                                 );
 968                         } else {
 969                                 $nav_urls['log'] = false;
 970                         }
 971
 972                         if ( $wgUser->isAllowed( 'block' ) ) {
 973                                 $nav_urls['blockip'] = array(
 974                                         'href' => self::makeSpecialUrlSubpage( 'Blockip', $this->mTitle->getText() )
 975                                 );
 976                         } else {
 977                                 $nav_urls['blockip'] = false;
 978                         }
 979                 } else {
 980                         $nav_urls['contributions'] = false;
 981                         $nav_urls['log'] = false;
 982                         $nav_urls['blockip'] = false;
 983                 }
 984                 $nav_urls['emailuser'] = false;
 985                 if( $this->showEmailUser( $id ) ) {
 986                         $nav_urls['emailuser'] = array(
 987                                 'href' => self::makeSpecialUrlSubpage( 'Emailuser', $this->mTitle->getText() )
 988                         );
 989                 }
 990                 wfProfileOut( __METHOD__ );
 991                 return $nav_urls;
 992         }
 993
 994         /**
 995          * Generate strings used for xml 'id' names
 996          * @return string
 997          * @private
 998          */
 999         function getNameSpaceKey() {
1000                 return $this->mTitle->getNamespaceKey();
1001         }
1002
1003         /**
1004          * @private
1005          */
1006         function setupUserJs( $allowUserJs ) {
1007                 global $wgRequest, $wgJsMimeType;
1008                 wfProfileIn( __METHOD__ );
1009
1010                 $action = $wgRequest->getVal( 'action', 'view' );
1011
1012                 if( $allowUserJs && $this->loggedin ) {
1013                         if( $this->mTitle->isJsSubpage() and $this->userCanPreview( $action ) ) {
1014                                 # XXX: additional security check/prompt?
1015                                 $this->userjsprev = '/*<![CDATA[*/ ' . $wgRequest->getText( 'wpTextbox1' ) . ' /*]]>*/';
1016                         } else {
1017                                 $this->userjs = self::makeUrl( $this->userpage . '/' . $this->skinname . '.js', 'action=raw&ctype=' . $wgJsMimeType );
1018                         }
1019                 }
1020                 wfProfileOut( __METHOD__ );
1021         }
1022
1023         /**
1024          * Code for extensions to hook into to provide per-page CSS, see
1025          * extensions/PageCSS/PageCSS.php for an implementation of this.
1026          *
1027          * @private
1028          */
1029         function setupPageCss() {
1030                 wfProfileIn( __METHOD__ );
1031                 $out = false;
1032                 wfRunHooks( 'SkinTemplateSetupPageCss', array( &$out ) );
1033                 wfProfileOut( __METHOD__ );
1034                 return $out;
1035         }
1036
1037         public function commonPrintStylesheet() {
1038                 return false;
1039         }
1040 }
1041
1042 /**
1043  * Generic wrapper for template functions, with interface
1044  * compatible with what we use of PHPTAL 0.7.
1045  * @ingroup Skins
1046  */
1047 abstract class QuickTemplate {
1048         /**
1049          * Constructor
1050          */
1051         public function QuickTemplate() {
1052                 $this->data = array();
1053                 $this->translator = new MediaWiki_I18N();
1054         }
1055
1056         /**
1057          * Sets the value $value to $name
1058          * @param $name
1059          * @param $value
1060          */
1061         public function set( $name, $value ) {
1062                 $this->data[$name] = $value;
1063         }
1064
1065         /**
1066          * @param $name
1067          * @param $value
1068          */
1069         public function setRef( $name, &$value ) {
1070                 $this->data[$name] =& $value;
1071         }
1072
1073         /**
1074          * @param $t
1075          */
1076         public function setTranslator( &$t ) {
1077                 $this->translator = &$t;
1078         }
1079
1080         /**
1081          * Main function, used by classes that subclass QuickTemplate
1082          * to show the actual HTML output
1083          */
1084         abstract public function execute();
1085
1086         /**
1087          * @private
1088          */
1089         function text( $str ) {
1090                 echo htmlspecialchars( $this->data[$str] );
1091         }
1092
1093         /**
1094          * @private
1095          */
1096         function jstext( $str ) {
1097                 echo Xml::escapeJsString( $this->data[$str] );
1098         }
1099
1100         /**
1101          * @private
1102          */
1103         function html( $str ) {
1104                 echo $this->data[$str];
1105         }
1106
1107         /**
1108          * @private
1109          */
1110         function msg( $str ) {
1111                 echo htmlspecialchars( $this->translator->translate( $str ) );
1112         }
1113
1114         /**
1115          * @private
1116          */
1117         function msgHtml( $str ) {
1118                 echo $this->translator->translate( $str );
1119         }
1120
1121         /**
1122          * An ugly, ugly hack.
1123          * @private
1124          */
1125         function msgWiki( $str ) {
1126                 global $wgParser, $wgOut;
1127
1128                 $text = $this->translator->translate( $str );
1129                 $parserOutput = $wgParser->parse( $text, $wgOut->getTitle(),
1130                         $wgOut->parserOptions(), true );
1131                 echo $parserOutput->getText();
1132         }
1133
1134         /**
1135          * @private
1136          */
1137         function haveData( $str ) {
1138                 return isset( $this->data[$str] );
1139         }
1140
1141         /**
1142          * @private
1143          */
1144         function haveMsg( $str ) {
1145                 $msg = $this->translator->translate( $str );
1146                 return ( $msg != '-' ) && ( $msg != '' ); # ????
1147         }
1148 }