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, set in initPage()
  74          * It probably need to be all lower case.
  75          */
  76         var $skinname;
  77
  78         /**
  79          * Stylesheets set to use
  80          * Sub directory in ./skins/ where various stylesheets are located
  81          */
  82         var $stylename;
  83
  84         /**
  85          * For QuickTemplate, the name of the subclass which
  86          * will actually fill the template.
  87          */
  88         var $template;
  89
  90         /**#@-*/
  91
  92         /**
  93          * Setup the base parameters...
  94          * Child classes should override this to set the name,
  95          * style subdirectory, and template filler callback.
  96          *
  97          * @param $out OutputPage
  98          */
  99         function initPage( OutputPage $out ) {
 100                 parent::initPage( $out );
 101                 $this->skinname  = 'monobook';
 102                 $this->stylename = 'monobook';
 103                 $this->template  = 'QuickTemplate';
 104         }
 105
 106         /**
 107          * Add specific styles for this skin
 108          *
 109          * @param $out OutputPage
 110          */
 111         function setupSkinUserCss( OutputPage $out ){
 112                 $out->addStyle( 'common/shared.css', 'screen' );
 113                 $out->addStyle( 'common/commonPrint.css', 'print' );
 114         }
 115
 116         /**
 117          * Create the template engine object; we feed it a bunch of data
 118          * and eventually it spits out some HTML. Should have interface
 119          * roughly equivalent to PHPTAL 0.7.
 120          *
 121          * @param $callback string (or file)
 122          * @param $repository string: subdirectory where we keep template files
 123          * @param $cache_dir string
 124          * @return object
 125          * @private
 126          */
 127         function setupTemplate( $classname, $repository = false, $cache_dir = false ) {
 128                 return new $classname();
 129         }
 130
 131         /**
 132          * initialize various variables and generate the template
 133          *
 134          * @param $out OutputPage
 135          */
 136         function outputPage( OutputPage $out ) {
 137                 global $wgArticle, $wgUser, $wgLang, $wgContLang;
 138                 global $wgScript, $wgStylePath, $wgContLanguageCode;
 139                 global $wgMimeType, $wgJsMimeType, $wgOutputEncoding, $wgRequest;
 140                 global $wgXhtmlDefaultNamespace, $wgXhtmlNamespaces;
 141                 global $wgDisableCounters, $wgLogo, $wgHideInterlanguageLinks;
 142                 global $wgMaxCredits, $wgShowCreditsIfMax;
 143                 global $wgPageShowWatchingUsers;
 144                 global $wgUseTrackbacks, $wgUseSiteJs;
 145                 global $wgArticlePath, $wgScriptPath, $wgServer, $wgCanonicalNamespaceNames;
 146
 147                 wfProfileIn( __METHOD__ );
 148
 149                 $oldid = $wgRequest->getVal( 'oldid' );
 150                 $diff = $wgRequest->getVal( 'diff' );
 151                 $action = $wgRequest->getVal( 'action', 'view' );
 152
 153                 wfProfileIn( __METHOD__ . '-init' );
 154                 $this->initPage( $out );
 155
 156                 $this->setMembers();
 157                 $tpl = $this->setupTemplate( $this->template, 'skins' );
 158
 159                 #if ( $wgUseDatabaseMessages ) { // uncomment this to fall back to GetText
 160                 $tpl->setTranslator( new MediaWiki_I18N() );
 161                 #}
 162                 wfProfileOut( __METHOD__ . '-init' );
 163
 164                 wfProfileIn( __METHOD__ . '-stuff' );
 165                 $this->thispage = $this->mTitle->getPrefixedDBkey();
 166                 $this->thisurl = $this->mTitle->getPrefixedURL();
 167                 $query = $wgRequest->data;
 168                 unset( $query['title'] );
 169                 $this->thisquery = 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->userjs = $this->userjsprev = false;
 184                 $this->setupUserCss( $out );
 185                 $this->setupUserJs( $out->isUserJsAllowed() );
 186                 $this->titletxt = $this->mTitle->getPrefixedText();
 187                 wfProfileOut( __METHOD__ . '-stuff' );
 188
 189                 wfProfileIn( __METHOD__ . '-stuff2' );
 190                 $tpl->set( 'title', $out->getPageTitle() );
 191                 $tpl->set( 'pagetitle', $out->getHTMLTitle() );
 192                 $tpl->set( 'displaytitle', $out->mPageLinkTitle );
 193                 $tpl->set( 'pageclass', $this->getPageClasses( $this->mTitle ) );
 194                 $tpl->set( 'skinnameclass', ( 'skin-' . Sanitizer::escapeClass( $this->getSkinName() ) ) );
 195
 196                 $nsname = isset( $wgCanonicalNamespaceNames[ $this->mTitle->getNamespace() ] ) ?
 197                                         $wgCanonicalNamespaceNames[ $this->mTitle->getNamespace() ] :
 198                                         $this->mTitle->getNsText();
 199
 200                 $tpl->set( 'nscanonical', $nsname );
 201                 $tpl->set( 'nsnumber', $this->mTitle->getNamespace() );
 202                 $tpl->set( 'titleprefixeddbkey', $this->mTitle->getPrefixedDBKey() );
 203                 $tpl->set( 'titletext', $this->mTitle->getText() );
 204                 $tpl->set( 'articleid', $this->mTitle->getArticleId() );
 205                 $tpl->set( 'currevisionid', isset( $wgArticle ) ? $wgArticle->getLatest() : 0 );
 206
 207                 $tpl->set( 'isarticle', $out->isArticle() );
 208
 209                 $tpl->setRef( 'thispage', $this->thispage );
 210                 $subpagestr = $this->subPageSubtitle();
 211                 $tpl->set(
 212                         'subtitle', !empty( $subpagestr ) ?
 213                         '<span class="subpages">'.$subpagestr.'</span>'.$out->getSubtitle() :
 214                         $out->getSubtitle()
 215                 );
 216                 $undelete = $this->getUndeleteLink();
 217                 $tpl->set(
 218                         'undelete', !empty( $undelete ) ?
 219                         '<span class="subpages">'.$undelete.'</span>' :
 220                         ''
 221                 );
 222
 223                 $tpl->set( 'catlinks', $this->getCategories() );
 224                 if( $out->isSyndicated() ) {
 225                         $feeds = array();
 226                         foreach( $out->getSyndicationLinks() as $format => $link ) {
 227                                 $feeds[$format] = array(
 228                                         'text' => wfMsg( "feed-$format" ),
 229                                         'href' => $link
 230                                 );
 231                         }
 232                         $tpl->setRef( 'feeds', $feeds );
 233                 } else {
 234                         $tpl->set( 'feeds', false );
 235                 }
 236                 if( $wgUseTrackbacks && $out->isArticleRelated() ) {
 237                         $tpl->set( 'trackbackhtml', $out->getTitle()->trackbackRDF() );
 238                 } else {
 239                         $tpl->set( 'trackbackhtml', null );
 240                 }
 241
 242                 $tpl->setRef( 'xhtmldefaultnamespace', $wgXhtmlDefaultNamespace );
 243                 $tpl->set( 'xhtmlnamespaces', $wgXhtmlNamespaces );
 244                 $tpl->setRef( 'mimetype', $wgMimeType );
 245                 $tpl->setRef( 'jsmimetype', $wgJsMimeType );
 246                 $tpl->setRef( 'charset', $wgOutputEncoding );
 247                 $tpl->set( 'headlinks', $out->getHeadLinks() );
 248                 $tpl->set( 'headscripts', $out->getScript() );
 249                 $tpl->set( 'csslinks', $out->buildCssLinks() );
 250                 $tpl->setRef( 'wgScript', $wgScript );
 251                 $tpl->setRef( 'skinname', $this->skinname );
 252                 $tpl->set( 'skinclass', get_class( $this ) );
 253                 $tpl->setRef( 'stylename', $this->stylename );
 254                 $tpl->set( 'printable', $wgRequest->getBool( 'printable' ) );
 255                 $tpl->set( 'handheld', $wgRequest->getBool( 'handheld' ) );
 256                 $tpl->setRef( 'loggedin', $this->loggedin );
 257                 $tpl->set( 'notspecialpage', $this->mTitle->getNamespace() != NS_SPECIAL );
 258                 /* XXX currently unused, might get useful later
 259                 $tpl->set( "editable", ($this->mTitle->getNamespace() != NS_SPECIAL ) );
 260                 $tpl->set( "exists", $this->mTitle->getArticleID() != 0 );
 261                 $tpl->set( "watch", $this->mTitle->userIsWatching() ? "unwatch" : "watch" );
 262                 $tpl->set( "protect", count($this->mTitle->isProtected()) ? "unprotect" : "protect" );
 263                 $tpl->set( "helppage", wfMsg('helppage'));
 264                 */
 265                 $tpl->set( 'searchaction', $this->escapeSearchLink() );
 266                 $tpl->set( 'searchtitle', SpecialPage::getTitleFor( 'Search' )->getPrefixedDBKey() );
 267                 $tpl->set( 'search', trim( $wgRequest->getVal( 'search' ) ) );
 268                 $tpl->setRef( 'stylepath', $wgStylePath );
 269                 $tpl->setRef( 'articlepath', $wgArticlePath );
 270                 $tpl->setRef( 'scriptpath', $wgScriptPath );
 271                 $tpl->setRef( 'serverurl', $wgServer );
 272                 $tpl->setRef( 'logopath', $wgLogo );
 273                 $tpl->setRef( 'lang', $wgContLanguageCode );
 274                 $tpl->set( 'dir', $wgContLang->isRTL() ? 'rtl' : 'ltr' );
 275                 $tpl->set( 'rtl', $wgContLang->isRTL() );
 276                 $tpl->set( 'capitalizeallnouns', $wgLang->capitalizeAllNouns() ? ' capitalize-all-nouns' : '' );
 277                 $tpl->set( 'langname', $wgContLang->getLanguageName( $wgContLanguageCode ) );
 278                 $tpl->set( 'showjumplinks', $wgUser->getOption( 'showjumplinks' ) );
 279                 $tpl->set( 'username', $wgUser->isAnon() ? NULL : $this->username );
 280                 $tpl->setRef( 'userpage', $this->userpage );
 281                 $tpl->setRef( 'userpageurl', $this->userpageUrlDetails['href'] );
 282                 $tpl->set( 'userlang', $wgLang->getCode() );
 283                 $tpl->set( 'userlangattributes', 'lang="' . $wgLang->getCode() . '" xml:lang="' . $wgLang->getCode() . '"' );
 284                 $tpl->set( 'pagecss', $this->setupPageCss() );
 285                 $tpl->setRef( 'usercss', $this->usercss );
 286                 $tpl->setRef( 'userjs', $this->userjs );
 287                 $tpl->setRef( 'userjsprev', $this->userjsprev );
 288                 if( $wgUseSiteJs ) {
 289                         $jsCache = $this->loggedin ? '&smaxage=0' : '';
 290                         $tpl->set( 'jsvarurl',
 291                                 self::makeUrl( '-',
 292                                         "action=raw$jsCache&gen=js&useskin=" .
 293                                                 urlencode( $this->getSkinName() ) ) );
 294                 } else {
 295                         $tpl->set( 'jsvarurl', false );
 296                 }
 297
 298                 $newtalks = $wgUser->getNewMessageLinks();
 299
 300                 if( count( $newtalks ) == 1 && $newtalks[0]['wiki'] === wfWikiID() ) {
 301                         $usertitle = $this->mUser->getUserPage();
 302                         $usertalktitle = $usertitle->getTalkPage();
 303
 304                         if( !$usertalktitle->equals( $this->mTitle ) ) {
 305                                 $newmessageslink = $this->link(
 306                                         $usertalktitle,
 307                                         wfMsgHtml( 'newmessageslink' ),
 308                                         array(),
 309                                         array( 'redirect' => 'no' ),
 310                                         array( 'known', 'noclasses' )
 311                                 );
 312
 313                                 $newmessagesdifflink = $this->link(
 314                                         $usertalktitle,
 315                                         wfMsgHtml( 'newmessagesdifflink' ),
 316                                         array(),
 317                                         array( 'diff' => 'cur' ),
 318                                         array( 'known', 'noclasses' )
 319                                 );
 320
 321                                 $ntl = wfMsg(
 322                                         'youhavenewmessages',
 323                                         $newmessageslink,
 324                                         $newmessagesdifflink
 325                                 );
 326                                 # Disable Cache
 327                                 $out->setSquidMaxage( 0 );
 328                         }
 329                 } else if( count( $newtalks ) ) {
 330                         // _>" " for BC <= 1.16
 331                         $sep = str_replace( '_', ' ', wfMsgHtml( 'newtalkseparator' ) );
 332                         $msgs = array();
 333                         foreach( $newtalks as $newtalk ) {
 334                                 $msgs[] = Xml::element('a',
 335                                         array( 'href' => $newtalk['link'] ), $newtalk['wiki'] );
 336                         }
 337                         $parts = implode( $sep, $msgs );
 338                         $ntl = wfMsgHtml( 'youhavenewmessagesmulti', $parts );
 339                         $out->setSquidMaxage( 0 );
 340                 } else {
 341                         $ntl = '';
 342                 }
 343                 wfProfileOut( __METHOD__ . '-stuff2' );
 344
 345                 wfProfileIn( __METHOD__ . '-stuff3' );
 346                 $tpl->setRef( 'newtalk', $ntl );
 347                 $tpl->setRef( 'skin', $this );
 348                 $tpl->set( 'logo', $this->logoText() );
 349                 if ( $out->isArticle() and ( !isset( $oldid ) or isset( $diff ) ) and
 350                         $wgArticle and 0 != $wgArticle->getID() ){
 351                         if ( !$wgDisableCounters ) {
 352                                 $viewcount = $wgLang->formatNum( $wgArticle->getCount() );
 353                                 if ( $viewcount ) {
 354                                         $tpl->set( 'viewcount', wfMsgExt( 'viewcount', array( 'parseinline' ), $viewcount ) );
 355                                 } else {
 356                                         $tpl->set( 'viewcount', false );
 357                                 }
 358                         } else {
 359                                 $tpl->set( 'viewcount', false );
 360                         }
 361
 362                         if( $wgPageShowWatchingUsers ) {
 363                                 $dbr = wfGetDB( DB_SLAVE );
 364                                 $watchlist = $dbr->tableName( 'watchlist' );
 365                                 $res = $dbr->select( 'watchlist',
 366                                         array( 'COUNT(*) AS n' ),
 367                                         array( 'wl_title' => $dbr->strencode( $this->mTitle->getDBkey() ), 'wl_namespace' => $this->mTitle->getNamespace() ),
 368                                         __METHOD__
 369                                 );
 370                                 $x = $dbr->fetchObject( $res );
 371                                 $numberofwatchingusers = $x->n;
 372                                 if( $numberofwatchingusers > 0 ) {
 373                                         $tpl->set( 'numberofwatchingusers',
 374                                                 wfMsgExt( 'number_of_watching_users_pageview', array( 'parseinline' ),
 375                                                 $wgLang->formatNum( $numberofwatchingusers ) )
 376                                         );
 377                                 } else {
 378                                         $tpl->set( 'numberofwatchingusers', false );
 379                                 }
 380                         } else {
 381                                 $tpl->set( 'numberofwatchingusers', false );
 382                         }
 383
 384                         $tpl->set( 'copyright', $this->getCopyright() );
 385
 386                         $this->credits = false;
 387
 388                         if( $wgMaxCredits != 0 ){
 389                                 $this->credits = Credits::getCredits( $wgArticle, $wgMaxCredits, $wgShowCreditsIfMax );
 390                         } else {
 391                                 $tpl->set( 'lastmod', $this->lastModified() );
 392                         }
 393
 394                         $tpl->setRef( 'credits', $this->credits );
 395
 396                 } elseif ( isset( $oldid ) && !isset( $diff ) ) {
 397                         $tpl->set( 'copyright', $this->getCopyright() );
 398                         $tpl->set( 'viewcount', false );
 399                         $tpl->set( 'lastmod', false );
 400                         $tpl->set( 'credits', false );
 401                         $tpl->set( 'numberofwatchingusers', false );
 402                 } else {
 403                         $tpl->set( 'copyright', false );
 404                         $tpl->set( 'viewcount', false );
 405                         $tpl->set( 'lastmod', false );
 406                         $tpl->set( 'credits', false );
 407                         $tpl->set( 'numberofwatchingusers', false );
 408                 }
 409                 wfProfileOut( __METHOD__ . '-stuff3' );
 410
 411                 wfProfileIn( __METHOD__ . '-stuff4' );
 412                 $tpl->set( 'copyrightico', $this->getCopyrightIcon() );
 413                 $tpl->set( 'poweredbyico', $this->getPoweredBy() );
 414                 $tpl->set( 'disclaimer', $this->disclaimerLink() );
 415                 $tpl->set( 'privacy', $this->privacyLink() );
 416                 $tpl->set( 'about', $this->aboutLink() );
 417
 418                 $tpl->setRef( 'debug', $out->mDebugtext );
 419                 $tpl->set( 'reporttime', wfReportTime() );
 420                 $tpl->set( 'sitenotice', wfGetSiteNotice() );
 421                 $tpl->set( 'bottomscripts', $this->bottomScripts() );
 422
 423                 $printfooter = "<div class=\"printfooter\">\n" . $this->printSource() . "</div>\n";
 424                 $out->mBodytext .= $printfooter . $this->generateDebugHTML();
 425                 $tpl->setRef( 'bodytext', $out->mBodytext );
 426
 427                 # Language links
 428                 $language_urls = array();
 429
 430                 if ( !$wgHideInterlanguageLinks ) {
 431                         foreach( $out->getLanguageLinks() as $l ) {
 432                                 $tmp = explode( ':', $l, 2 );
 433                                 $class = 'interwiki-' . $tmp[0];
 434                                 unset( $tmp );
 435                                 $nt = Title::newFromText( $l );
 436                                 if ( $nt ) {
 437                                         $language_urls[] = array(
 438                                                 'href' => $nt->getFullURL(),
 439                                                 'text' => ( $wgContLang->getLanguageName( $nt->getInterwiki() ) != '' ?
 440                                                                         $wgContLang->getLanguageName( $nt->getInterwiki() ) : $l ),
 441                                                 'class' => $class
 442                                         );
 443                                 }
 444                         }
 445                 }
 446                 if( count( $language_urls ) ) {
 447                         $tpl->setRef( 'language_urls', $language_urls );
 448                 } else {
 449                         $tpl->set( 'language_urls', false );
 450                 }
 451                 wfProfileOut( __METHOD__ . '-stuff4' );
 452
 453                 wfProfileIn( __METHOD__ . '-stuff5' );
 454                 # Personal toolbar
 455                 $tpl->set( 'personal_urls', $this->buildPersonalUrls() );
 456                 $content_actions = $this->buildContentActionUrls();
 457                 $tpl->setRef( 'content_actions', $content_actions );
 458
 459                 // XXX: attach this from javascript, same with section editing
 460                 if( $this->iseditable && $wgUser->getOption( 'editondblclick' ) ){
 461                         $encEditUrl = Xml::escapeJsString( $this->mTitle->getLocalUrl( $this->editUrlOptions() ) );
 462                         $tpl->set( 'body_ondblclick', 'document.location = "' . $encEditUrl . '";' );
 463                 } else {
 464                         $tpl->set( 'body_ondblclick', false );
 465                 }
 466                 $tpl->set( 'body_onload', false );
 467                 $tpl->set( 'sidebar', $this->buildSidebar() );
 468                 $tpl->set( 'nav_urls', $this->buildNavUrls() );
 469
 470                 // original version by hansm
 471                 if( !wfRunHooks( 'SkinTemplateOutputPageBeforeExec', array( &$this, &$tpl ) ) ) {
 472                         wfDebug( __METHOD__ . ": Hook SkinTemplateOutputPageBeforeExec broke outputPage execution!\n" );
 473                 }
 474
 475                 // allow extensions adding stuff after the page content.
 476                 // See Skin::afterContentHook() for further documentation.
 477                 $tpl->set( 'dataAfterContent', $this->afterContentHook() );
 478                 wfProfileOut( __METHOD__ . '-stuff5' );
 479
 480                 // execute template
 481                 wfProfileIn( __METHOD__ . '-execute' );
 482                 $res = $tpl->execute();
 483                 wfProfileOut( __METHOD__ . '-execute' );
 484
 485                 // result may be an error
 486                 $this->printOrError( $res );
 487                 wfProfileOut( __METHOD__ );
 488         }
 489
 490         /**
 491          * Output the string, or print error message if it's
 492          * an error object of the appropriate type.
 493          * For the base class, assume strings all around.
 494          *
 495          * @param mixed $str
 496          * @private
 497          */
 498         function printOrError( $str ) {
 499                 echo $str;
 500         }
 501
 502         /**
 503          * build array of urls for personal toolbar
 504          * @return array
 505          * @private
 506          */
 507         function buildPersonalUrls() {
 508                 global $wgOut, $wgRequest;
 509
 510                 $title = $wgOut->getTitle();
 511                 $pageurl = $title->getLocalURL();
 512                 wfProfileIn( __METHOD__ );
 513
 514                 /* set up the default links for the personal toolbar */
 515                 $personal_urls = array();
 516                 if( $this->loggedin ) {
 517                         $personal_urls['userpage'] = array(
 518                                 'text' => $this->username,
 519                                 'href' => &$this->userpageUrlDetails['href'],
 520                                 'class' => $this->userpageUrlDetails['exists'] ? false : 'new',
 521                                 'active' => ( $this->userpageUrlDetails['href'] == $pageurl )
 522                         );
 523                         $usertalkUrlDetails = $this->makeTalkUrlDetails( $this->userpage );
 524                         $personal_urls['mytalk'] = array(
 525                                 'text' => wfMsg( 'mytalk' ),
 526                                 'href' => &$usertalkUrlDetails['href'],
 527                                 'class' => $usertalkUrlDetails['exists'] ? false : 'new',
 528                                 'active' => ( $usertalkUrlDetails['href'] == $pageurl )
 529                         );
 530                         $href = self::makeSpecialUrl( 'Preferences' );
 531                         $personal_urls['preferences'] = array(
 532                                 'text' => wfMsg( 'mypreferences' ),
 533                                 'href' => $href,
 534                                 'active' => ( $href == $pageurl )
 535                         );
 536                         $href = self::makeSpecialUrl( 'Watchlist' );
 537                         $personal_urls['watchlist'] = array(
 538                                 'text' => wfMsg( 'mywatchlist' ),
 539                                 'href' => $href,
 540                                 'active' => ( $href == $pageurl )
 541                         );
 542
 543                         # We need to do an explicit check for Special:Contributions, as we
 544                         # have to match both the title, and the target (which could come
 545                         # from request values or be specified in "sub page" form. The plot
 546                         # thickens, because $wgTitle is altered for special pages, so doesn't
 547                         # contain the original alias-with-subpage.
 548                         $origTitle = Title::newFromText( $wgRequest->getText( 'title' ) );
 549                         if( $origTitle instanceof Title && $origTitle->getNamespace() == NS_SPECIAL ) {
 550                                 list( $spName, $spPar ) =
 551                                         SpecialPage::resolveAliasWithSubpage( $origTitle->getText() );
 552                                 $active = $spName == 'Contributions'
 553                                         && ( ( $spPar && $spPar == $this->username )
 554                                                 || $wgRequest->getText( 'target' ) == $this->username );
 555                         } else {
 556                                 $active = false;
 557                         }
 558
 559                         $href = self::makeSpecialUrlSubpage( 'Contributions', $this->username );
 560                         $personal_urls['mycontris'] = array(
 561                                 'text' => wfMsg( 'mycontris' ),
 562                                 'href' => $href,
 563                                 'active' => $active
 564                         );
 565                         $personal_urls['logout'] = array(
 566                                 'text' => wfMsg( 'userlogout' ),
 567                                 'href' => self::makeSpecialUrl( 'Userlogout',
 568                                         $title->isSpecial( 'Preferences' ) ? '' : "returnto={$this->thisurl}&returntoquery={$this->thisquery}"
 569                                 ),
 570                                 'active' => false
 571                         );
 572                 } else {
 573                         global $wgUser;
 574                         $loginlink = $wgUser->isAllowed( 'createaccount' )
 575                                 ? 'nav-login-createaccount'
 576                                 : 'login';
 577                         if( $this->showIPinHeader() ) {
 578                                 $href = &$this->userpageUrlDetails['href'];
 579                                 $personal_urls['anonuserpage'] = array(
 580                                         'text' => $this->username,
 581                                         'href' => $href,
 582                                         'class' => $this->userpageUrlDetails['exists'] ? false : 'new',
 583                                         'active' => ( $pageurl == $href )
 584                                 );
 585                                 $usertalkUrlDetails = $this->makeTalkUrlDetails( $this->userpage );
 586                                 $href = &$usertalkUrlDetails['href'];
 587                                 $personal_urls['anontalk'] = array(
 588                                         'text' => wfMsg( 'anontalk' ),
 589                                         'href' => $href,
 590                                         'class' => $usertalkUrlDetails['exists'] ? false : 'new',
 591                                         'active' => ( $pageurl == $href )
 592                                 );
 593                                 $personal_urls['anonlogin'] = array(
 594                                         'text' => wfMsg( $loginlink ),
 595                                         'href' => self::makeSpecialUrl( 'Userlogin', "returnto={$this->thisurl}&returntoquery={$this->thisquery}" ),
 596                                         'active' => $title->isSpecial( 'Userlogin' )
 597                                 );
 598                         } else {
 599                                 $personal_urls['login'] = array(
 600                                         'text' => wfMsg( $loginlink ),
 601                                         'href' => self::makeSpecialUrl( 'Userlogin', "returnto={$this->thisurl}&returntoquery={$this->thisquery}" ),
 602                                         'active' => $title->isSpecial( 'Userlogin' )
 603                                 );
 604                         }
 605                 }
 606
 607                 wfRunHooks( 'PersonalUrls', array( &$personal_urls, &$title ) );
 608                 wfProfileOut( __METHOD__ );
 609                 return $personal_urls;
 610         }
 611
 612         function tabAction( $title, $message, $selected, $query = '', $checkEdit = false ) {
 613                 $classes = array();
 614                 if( $selected ) {
 615                         $classes[] = 'selected';
 616                 }
 617                 if( $checkEdit && !$title->isKnown() ) {
 618                         $classes[] = 'new';
 619                         $query = 'action=edit&redlink=1';
 620                 }
 621
 622                 $text = wfMsg( $message );
 623                 if ( wfEmptyMsg( $message, $text ) ) {
 624                         global $wgContLang;
 625                         $text = $wgContLang->getFormattedNsText( MWNamespace::getSubject( $title->getNamespace() ) );
 626                 }
 627
 628                 $result = array();
 629                 if( !wfRunHooks( 'SkinTemplateTabAction', array( &$this,
 630                                 $title, $message, $selected, $checkEdit,
 631                                 &$classes, &$query, &$text, &$result ) ) ) {
 632                         return $result;
 633                 }
 634
 635                 return array(
 636                         'class' => implode( ' ', $classes ),
 637                         'text' => $text,
 638                         'href' => $title->getLocalUrl( $query ) );
 639         }
 640
 641         function makeTalkUrlDetails( $name, $urlaction = '' ) {
 642                 $title = Title::newFromText( $name );
 643                 if( !is_object( $title ) ) {
 644                         throw new MWException( __METHOD__ . " given invalid pagename $name" );
 645                 }
 646                 $title = $title->getTalkPage();
 647                 self::checkTitle( $title, $name );
 648                 return array(
 649                         'href' => $title->getLocalURL( $urlaction ),
 650                         'exists' => $title->getArticleID() != 0 ? true : false
 651                 );
 652         }
 653
 654         function makeArticleUrlDetails( $name, $urlaction = '' ) {
 655                 $title = Title::newFromText( $name );
 656                 $title= $title->getSubjectPage();
 657                 self::checkTitle( $title, $name );
 658                 return array(
 659                         'href' => $title->getLocalURL( $urlaction ),
 660                         'exists' => $title->getArticleID() != 0 ? true : false
 661                 );
 662         }
 663
 664         /**
 665          * an array of edit links by default used for the tabs
 666          * @return array
 667          * @private
 668          */
 669         function buildContentActionUrls() {
 670                 global $wgContLang, $wgLang, $wgOut, $wgUser, $wgRequest, $wgArticle;
 671
 672                 wfProfileIn( __METHOD__ );
 673
 674                 $action = $wgRequest->getVal( 'action', 'view' );
 675                 $section = $wgRequest->getVal( 'section' );
 676                 $content_actions = array();
 677
 678                 $prevent_active_tabs = false;
 679                 wfRunHooks( 'SkinTemplatePreventOtherActiveTabs', array( &$this, &$prevent_active_tabs ) );
 680
 681                 if( $this->iscontent ) {
 682                         $subjpage = $this->mTitle->getSubjectPage();
 683                         $talkpage = $this->mTitle->getTalkPage();
 684
 685                         $nskey = $this->mTitle->getNamespaceKey();
 686                         $content_actions[$nskey] = $this->tabAction(
 687                                 $subjpage,
 688                                 $nskey,
 689                                 !$this->mTitle->isTalkPage() && !$prevent_active_tabs,
 690                                 '', true
 691                         );
 692
 693                         $content_actions['talk'] = $this->tabAction(
 694                                 $talkpage,
 695                                 'talk',
 696                                 $this->mTitle->isTalkPage() && !$prevent_active_tabs,
 697                                 '',
 698                                 true
 699                         );
 700
 701                         wfProfileIn( __METHOD__ . '-edit' );
 702                         if ( $this->mTitle->quickUserCan( 'edit' ) && ( $this->mTitle->exists() || $this->mTitle->quickUserCan( 'create' ) ) ) {
 703                                 $istalk = $this->mTitle->isTalkPage();
 704                                 $istalkclass = $istalk?' istalk':'';
 705                                 $content_actions['edit'] = array(
 706                                         'class' => ( ( ( $action == 'edit' or $action == 'submit' ) and $section != 'new' ) ? 'selected' : '' ) . $istalkclass,
 707                                         'text' => $this->mTitle->exists()
 708                                                 ? wfMsg( 'edit' )
 709                                                 : wfMsg( 'create' ),
 710                                         'href' => $this->mTitle->getLocalUrl( $this->editUrlOptions() )
 711                                 );
 712
 713                                 // adds new section link if page is a current revision of a talk page or
 714                                 if ( ( $wgArticle && $wgArticle->isCurrent() && $istalk ) || $wgOut->showNewSectionLink() ) {
 715                                         if ( !$wgOut->forceHideNewSectionLink() ) {
 716                                                 $content_actions['addsection'] = array(
 717                                                         'class' => $section == 'new' ? 'selected' : false,
 718                                                         'text' => wfMsg( 'addsection' ),
 719                                                         'href' => $this->mTitle->getLocalUrl( 'action=edit&section=new' )
 720                                                 );
 721                                         }
 722                                 }
 723                         } elseif ( $this->mTitle->isKnown() ) {
 724                                 $content_actions['viewsource'] = array(
 725                                         'class' => ($action == 'edit') ? 'selected' : false,
 726                                         'text' => wfMsg( 'viewsource' ),
 727                                         'href' => $this->mTitle->getLocalUrl( $this->editUrlOptions() )
 728                                 );
 729                         }
 730                         wfProfileOut( __METHOD__ . '-edit' );
 731
 732                         wfProfileIn( __METHOD__ . '-live' );
 733                         if ( $this->mTitle->exists() ) {
 734
 735                                 $content_actions['history'] = array(
 736                                         'class' => ($action == 'history') ? 'selected' : false,
 737                                         'text' => wfMsg( 'history_short' ),
 738                                         'href' => $this->mTitle->getLocalUrl( 'action=history' ),
 739                                         'rel' => 'archives',
 740                                 );
 741
 742                                 if( $wgUser->isAllowed( 'delete' ) ) {
 743                                         $content_actions['delete'] = array(
 744                                                 'class' => ($action == 'delete') ? 'selected' : false,
 745                                                 'text' => wfMsg( 'delete' ),
 746                                                 'href' => $this->mTitle->getLocalUrl( 'action=delete' )
 747                                         );
 748                                 }
 749                                 if ( $this->mTitle->quickUserCan( 'move' ) ) {
 750                                         $moveTitle = SpecialPage::getTitleFor( 'Movepage', $this->thispage );
 751                                         $content_actions['move'] = array(
 752                                                 'class' => $this->mTitle->isSpecial( 'Movepage' ) ? 'selected' : false,
 753                                                 'text' => wfMsg( 'move' ),
 754                                                 'href' => $moveTitle->getLocalUrl()
 755                                         );
 756                                 }
 757
 758                                 if ( $this->mTitle->getNamespace() !== NS_MEDIAWIKI && $wgUser->isAllowed( 'protect' ) ) {
 759                                         if( !$this->mTitle->isProtected() ){
 760                                                 $content_actions['protect'] = array(
 761                                                         'class' => ($action == 'protect') ? 'selected' : false,
 762                                                         'text' => wfMsg( 'protect' ),
 763                                                         'href' => $this->mTitle->getLocalUrl( 'action=protect' )
 764                                                 );
 765
 766                                         } else {
 767                                                 $content_actions['unprotect'] = array(
 768                                                         'class' => ($action == 'unprotect') ? 'selected' : false,
 769                                                         'text' => wfMsg( 'unprotect' ),
 770                                                         'href' => $this->mTitle->getLocalUrl( 'action=unprotect' )
 771                                                 );
 772                                         }
 773                                 }
 774                         } else {
 775                                 //article doesn't exist or is deleted
 776                                 if( $wgUser->isAllowed( 'deletedhistory' ) && $wgUser->isAllowed( 'undelete' ) ) {
 777                                         if( $n = $this->mTitle->isDeleted() ) {
 778                                                 $undelTitle = SpecialPage::getTitleFor( 'Undelete' );
 779                                                 $content_actions['undelete'] = array(
 780                                                         'class' => false,
 781                                                         'text' => wfMsgExt( 'undelete_short', array( 'parsemag' ), $wgLang->formatNum( $n ) ),
 782                                                         'href' => $undelTitle->getLocalUrl( 'target=' . urlencode( $this->thispage ) )
 783                                                         #'href' => self::makeSpecialUrl( "Undelete/$this->thispage" )
 784                                                 );
 785                                         }
 786                                 }
 787
 788                                 if ( $this->mTitle->getNamespace() !== NS_MEDIAWIKI && $wgUser->isAllowed( 'protect' ) ) {
 789                                         if( !$this->mTitle->getRestrictions( 'create' ) ) {
 790                                                 $content_actions['protect'] = array(
 791                                                         'class' => ($action == 'protect') ? 'selected' : false,
 792                                                         'text' => wfMsg( 'protect' ),
 793                                                         'href' => $this->mTitle->getLocalUrl( 'action=protect' )
 794                                                 );
 795
 796                                         } else {
 797                                                 $content_actions['unprotect'] = array(
 798                                                         'class' => ($action == 'unprotect') ? 'selected' : false,
 799                                                         'text' => wfMsg( 'unprotect' ),
 800                                                         'href' => $this->mTitle->getLocalUrl( 'action=unprotect' )
 801                                                 );
 802                                         }
 803                                 }
 804                         }
 805
 806                         wfProfileOut( __METHOD__ . '-live' );
 807
 808                         if( $this->loggedin ) {
 809                                 if( !$this->mTitle->userIsWatching()) {
 810                                         $content_actions['watch'] = array(
 811                                                 'class' => ($action == 'watch' or $action == 'unwatch') ? 'selected' : false,
 812                                                 'text' => wfMsg( 'watch' ),
 813                                                 'href' => $this->mTitle->getLocalUrl( 'action=watch' )
 814                                         );
 815                                 } else {
 816                                         $content_actions['unwatch'] = array(
 817                                                 'class' => ($action == 'unwatch' or $action == 'watch') ? 'selected' : false,
 818                                                 'text' => wfMsg( 'unwatch' ),
 819                                                 'href' => $this->mTitle->getLocalUrl( 'action=unwatch' )
 820                                         );
 821                                 }
 822                         }
 823
 824
 825                         wfRunHooks( 'SkinTemplateTabs', array( &$this, &$content_actions ) );
 826                 } else {
 827                         /* show special page tab */
 828
 829                         $content_actions[$this->mTitle->getNamespaceKey()] = array(
 830                                 'class' => 'selected',
 831                                 'text' => wfMsg('nstab-special'),
 832                                 'href' => $wgRequest->getRequestURL(), // @bug 2457, 2510
 833                         );
 834
 835                         wfRunHooks( 'SkinTemplateBuildContentActionUrlsAfterSpecialPage', array( &$this, &$content_actions ) );
 836                 }
 837
 838                 /* show links to different language variants */
 839                 global $wgDisableLangConversion;
 840                 $variants = $wgContLang->getVariants();
 841                 if( !$wgDisableLangConversion && sizeof( $variants ) > 1 ) {
 842                         $preferred = $wgContLang->getPreferredVariant();
 843                         $vcount=0;
 844                         foreach( $variants as $code ) {
 845                                 $varname = $wgContLang->getVariantname( $code );
 846                                 if( $varname == 'disable' )
 847                                         continue;
 848                                 $selected = ( $code == $preferred )? 'selected' : false;
 849                                 $content_actions['varlang-' . $vcount] = array(
 850                                         'class' => $selected,
 851                                         'text' => $varname,
 852                                         'href' => $this->mTitle->getLocalURL( '', $code )
 853                                 );
 854                                 $vcount ++;
 855                         }
 856                 }
 857
 858                 wfRunHooks( 'SkinTemplateContentActions', array( &$content_actions ) );
 859
 860                 wfProfileOut( __METHOD__ );
 861                 return $content_actions;
 862         }
 863
 864         /**
 865          * build array of common navigation links
 866          * @return array
 867          * @private
 868          */
 869         function buildNavUrls() {
 870                 global $wgUseTrackbacks, $wgOut, $wgUser, $wgRequest;
 871                 global $wgEnableUploads, $wgUploadNavigationUrl;
 872
 873                 wfProfileIn( __METHOD__ );
 874
 875                 $action = $wgRequest->getVal( 'action', 'view' );
 876
 877                 $nav_urls = array();
 878                 $nav_urls['mainpage'] = array( 'href' => self::makeMainPageUrl() );
 879                 if( $wgUploadNavigationUrl ) {
 880                         $nav_urls['upload'] = array( 'href' => $wgUploadNavigationUrl );
 881                 } elseif( $wgEnableUploads && $wgUser->isAllowed( 'upload' ) ) {
 882                         $nav_urls['upload'] = array( 'href' => self::makeSpecialUrl( 'Upload' ) );
 883                 } else {
 884                         $nav_urls['upload'] = false;
 885                 }
 886                 $nav_urls['specialpages'] = array( 'href' => self::makeSpecialUrl( 'Specialpages' ) );
 887
 888                 // default permalink to being off, will override it as required below.
 889                 $nav_urls['permalink'] = false;
 890
 891                 // A print stylesheet is attached to all pages, but nobody ever
 892                 // figures that out. :)  Add a link...
 893                 if( $this->iscontent && ( $action == 'view' || $action == 'purge' ) ) {
 894                         if ( !$wgRequest->getBool( 'printable' ) ) {
 895                                 $nav_urls['print'] = array(
 896                                         'text' => wfMsg( 'printableversion' ),
 897                                         'href' => $wgRequest->appendQuery( 'printable=yes' )
 898                                 );
 899                         }
 900
 901                         // Also add a "permalink" while we're at it
 902                         if ( $this->mRevisionId ) {
 903                                 $nav_urls['permalink'] = array(
 904                                         'text' => wfMsg( 'permalink' ),
 905                                         'href' => $wgOut->getTitle()->getLocalURL( "oldid=$this->mRevisionId" )
 906                                 );
 907                         }
 908
 909                         // Copy in case this undocumented, shady hook tries to mess with internals
 910                         $revid = $this->mRevisionId;
 911                         wfRunHooks( 'SkinTemplateBuildNavUrlsNav_urlsAfterPermalink', array( &$this, &$nav_urls, &$revid, &$revid ) );
 912                 }
 913
 914                 if( $this->mTitle->getNamespace() != NS_SPECIAL ) {
 915                         $wlhTitle = SpecialPage::getTitleFor( 'Whatlinkshere', $this->thispage );
 916                         $nav_urls['whatlinkshere'] = array(
 917                                 'href' => $wlhTitle->getLocalUrl()
 918                         );
 919                         if( $this->mTitle->getArticleId() ) {
 920                                 $rclTitle = SpecialPage::getTitleFor( 'Recentchangeslinked', $this->thispage );
 921                                 $nav_urls['recentchangeslinked'] = array(
 922                                         'href' => $rclTitle->getLocalUrl()
 923                                 );
 924                         } else {
 925                                 $nav_urls['recentchangeslinked'] = false;
 926                         }
 927                         if( $wgUseTrackbacks )
 928                                 $nav_urls['trackbacklink'] = array(
 929                                         'href' => $wgOut->getTitle()->trackbackURL()
 930                                 );
 931                 }
 932
 933                 if( $this->mTitle->getNamespace() == NS_USER || $this->mTitle->getNamespace() == NS_USER_TALK ) {
 934                         $id = User::idFromName( $this->mTitle->getText() );
 935                         $ip = User::isIP( $this->mTitle->getText() );
 936                 } else {
 937                         $id = 0;
 938                         $ip = false;
 939                 }
 940
 941                 if( $id || $ip ) { # both anons and non-anons have contribs list
 942                         $nav_urls['contributions'] = array(
 943                                 'href' => self::makeSpecialUrlSubpage( 'Contributions', $this->mTitle->getText() )
 944                         );
 945
 946                         if( $id ) {
 947                                 $logPage = SpecialPage::getTitleFor( 'Log' );
 948                                 $nav_urls['log'] = array(
 949                                         'href' => $logPage->getLocalUrl(
 950                                                 array(
 951                                                         'user' => $this->mTitle->getText()
 952                                                 )
 953                                         )
 954                                 );
 955                         } else {
 956                                 $nav_urls['log'] = false;
 957                         }
 958
 959                         if ( $wgUser->isAllowed( 'block' ) ) {
 960                                 $nav_urls['blockip'] = array(
 961                                         'href' => self::makeSpecialUrlSubpage( 'Blockip', $this->mTitle->getText() )
 962                                 );
 963                         } else {
 964                                 $nav_urls['blockip'] = false;
 965                         }
 966                 } else {
 967                         $nav_urls['contributions'] = false;
 968                         $nav_urls['log'] = false;
 969                         $nav_urls['blockip'] = false;
 970                 }
 971                 $nav_urls['emailuser'] = false;
 972                 if( $this->showEmailUser( $id ) ) {
 973                         $nav_urls['emailuser'] = array(
 974                                 'href' => self::makeSpecialUrlSubpage( 'Emailuser', $this->mTitle->getText() )
 975                         );
 976                 }
 977                 wfProfileOut( __METHOD__ );
 978                 return $nav_urls;
 979         }
 980
 981         /**
 982          * Generate strings used for xml 'id' names
 983          * @return string
 984          * @private
 985          */
 986         function getNameSpaceKey() {
 987                 return $this->mTitle->getNamespaceKey();
 988         }
 989
 990         /**
 991          * @private
 992          */
 993         function setupUserJs( $allowUserJs ) {
 994                 global $wgRequest, $wgJsMimeType;
 995
 996                 wfProfileIn( __METHOD__ );
 997
 998                 $action = $wgRequest->getVal( 'action', 'view' );
 999
1000                 if( $allowUserJs && $this->loggedin ) {
1001                         if( $this->mTitle->isJsSubpage() and $this->userCanPreview( $action ) ) {
1002                                 # XXX: additional security check/prompt?
1003                                 $this->userjsprev = '/*<![CDATA[*/ ' . $wgRequest->getText( 'wpTextbox1' ) . ' /*]]>*/';
1004                         } else {
1005                                 $this->userjs = self::makeUrl( $this->userpage . '/' . $this->skinname . '.js', 'action=raw&ctype=' . $wgJsMimeType );
1006                         }
1007                 }
1008                 wfProfileOut( __METHOD__ );
1009         }
1010
1011         /**
1012          * Code for extensions to hook into to provide per-page CSS, see
1013          * extensions/PageCSS/PageCSS.php for an implementation of this.
1014          *
1015          * @private
1016          */
1017         function setupPageCss() {
1018                 wfProfileIn( __METHOD__ );
1019                 $out = false;
1020                 wfRunHooks( 'SkinTemplateSetupPageCss', array( &$out ) );
1021                 wfProfileOut( __METHOD__ );
1022                 return $out;
1023         }
1024
1025         public function commonPrintStylesheet() {
1026                 return false;
1027         }
1028 }
1029
1030 /**
1031  * Generic wrapper for template functions, with interface
1032  * compatible with what we use of PHPTAL 0.7.
1033  * @ingroup Skins
1034  */
1035 class QuickTemplate {
1036         /**
1037          * Constructor
1038          */
1039         public function QuickTemplate() {
1040                 $this->data = array();
1041                 $this->translator = new MediaWiki_I18N();
1042         }
1043
1044         /**
1045          * Sets the value $value to $name
1046          * @param $name
1047          * @param $value
1048          */
1049         public function set( $name, $value ) {
1050                 $this->data[$name] = $value;
1051         }
1052
1053         /**
1054          * @param $name
1055          * @param $value
1056          */
1057         public function setRef( $name, &$value ) {
1058                 $this->data[$name] =& $value;
1059         }
1060
1061         /**
1062          * @param $t
1063          */
1064         public function setTranslator( &$t ) {
1065                 $this->translator = &$t;
1066         }
1067
1068         /**
1069          * Main function, used by classes that subclass QuickTemplate
1070          * to show the actual HTML output
1071          */
1072         public function execute() {
1073                 echo 'Override this function.';
1074         }
1075
1076         /**
1077          * @private
1078          */
1079         function text( $str ) {
1080                 echo htmlspecialchars( $this->data[$str] );
1081         }
1082
1083         /**
1084          * @private
1085          */
1086         function jstext( $str ) {
1087                 echo Xml::escapeJsString( $this->data[$str] );
1088         }
1089
1090         /**
1091          * @private
1092          */
1093         function html( $str ) {
1094                 echo $this->data[$str];
1095         }
1096
1097         /**
1098          * @private
1099          */
1100         function msg( $str ) {
1101                 echo htmlspecialchars( $this->translator->translate( $str ) );
1102         }
1103
1104         /**
1105          * @private
1106          */
1107         function msgHtml( $str ) {
1108                 echo $this->translator->translate( $str );
1109         }
1110
1111         /**
1112          * An ugly, ugly hack.
1113          * @private
1114          */
1115         function msgWiki( $str ) {
1116                 global $wgParser, $wgOut;
1117
1118                 $text = $this->translator->translate( $str );
1119                 $parserOutput = $wgParser->parse( $text, $wgOut->getTitle(),
1120                         $wgOut->parserOptions(), true );
1121                 echo $parserOutput->getText();
1122         }
1123
1124         /**
1125          * @private
1126          */
1127         function haveData( $str ) {
1128                 return isset( $this->data[$str] );
1129         }
1130
1131         /**
1132          * @private
1133          */
1134         function haveMsg( $str ) {
1135                 $msg = $this->translator->translate( $str );
1136                 return ( $msg != '-' ) && ( $msg != '' ); # ????
1137         }
1138 }