includes/SkinTemplate.php

   1 <?php
   2 if ( ! defined( 'MEDIAWIKI' ) )
   3         die( 1 );
   4
   5 # This program is free software; you can redistribute it and/or modify
   6 # it under the terms of the GNU General Public License as published by
   7 # the Free Software Foundation; either version 2 of the License, or
   8 # (at your option) any later version.
   9 #
  10 # This program is distributed in the hope that it will be useful,
  11 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  13 # GNU General Public License for more details.
  14 #
  15 # You should have received a copy of the GNU General Public License along
  16 # with this program; if not, write to the Free Software Foundation, Inc.,
  17 # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  18 # http://www.gnu.org/copyleft/gpl.html
  19
  20 /**
  21  * Wrapper object for MediaWiki's localization functions,
  22  * to be passed to the template engine.
  23  *
  24  * @private
  25  * @ingroup Skins
  26  */
  27 class MediaWiki_I18N {
  28         var $_context = array();
  29
  30         function set( $varName, $value ) {
  31                 $this->_context[$varName] = $value;
  32         }
  33
  34         function translate( $value ) {
  35                 wfProfileIn( __METHOD__ );
  36
  37                 // Hack for i18n:attributes in PHPTAL 1.0.0 dev version as of 2004-10-23
  38                 $value = preg_replace( '/^string:/', '', $value );
  39
  40                 $value = wfMsg( $value );
  41                 // interpolate variables
  42                 $m = array();
  43                 while( preg_match( '/\$([0-9]*?)/sm', $value, $m ) ) {
  44                         list( $src, $var ) = $m;
  45                         wfSuppressWarnings();
  46                         $varValue = $this->_context[$var];
  47                         wfRestoreWarnings();
  48                         $value = str_replace( $src, $varValue, $value );
  49                 }
  50                 wfProfileOut( __METHOD__ );
  51                 return $value;
  52         }
  53 }
  54
  55 /**
  56  * Template-filler skin base class
  57  * Formerly generic PHPTal (http://phptal.sourceforge.net/) skin
  58  * Based on Brion's smarty skin
  59  * @copyright Copyright © Gabriel Wicke -- http://www.aulinx.de/
  60  *
  61  * @todo Needs some serious refactoring into functions that correspond
  62  * to the computations individual esi snippets need. Most importantly no body
  63  * parsing for most of those of course.
  64  *
  65  * @ingroup Skins
  66  */
  67 class SkinTemplate extends Skin {
  68         /**#@+
  69          * @private
  70          */
  71
  72         /**
  73          * Name of our skin, it probably needs to be all lower case.  Child classes
  74          * should override the default.
  75          */
  76         var $skinname = 'monobook';
  77
  78         /**
  79          * Stylesheets set to use.  Subdirectory in skins/ where various stylesheets
  80          * are located.  Child classes should override the default.
  81          */
  82         var $stylename = 'monobook';
  83
  84         /**
  85          * For QuickTemplate, the name of the subclass which will actually fill the
  86          * template.  Child classes should override the default.
  87          */
  88         var $template = 'QuickTemplate';
  89
  90         /**
  91          * Whether this skin use OutputPage::headElement() to generate the <head>
  92          * tag
  93          */
  94         var $useHeadElement = false;
  95
  96         /**#@-*/
  97
  98         /**
  99          * Add specific styles for this skin
 100          *
 101          * @param $out OutputPage
 102          */
 103         function setupSkinUserCss( OutputPage $out ){
 104                 $out->addStyle( 'common/shared.css', 'screen' );
 105                 $out->addStyle( 'common/commonPrint.css', 'print' );
 106         }
 107
 108         /**
 109          * Create the template engine object; we feed it a bunch of data
 110          * and eventually it spits out some HTML. Should have interface
 111          * roughly equivalent to PHPTAL 0.7.
 112          *
 113          * @param $callback string (or file)
 114          * @param $repository string: subdirectory where we keep template files
 115          * @param $cache_dir string
 116          * @return object
 117          * @private
 118          */
 119         function setupTemplate( $classname, $repository = false, $cache_dir = false ) {
 120                 return new $classname();
 121         }
 122
 123         /**
 124          * initialize various variables and generate the template
 125          *
 126          * @param $out OutputPage
 127          */
 128         function outputPage( OutputPage $out ) {
 129                 global $wgArticle, $wgUser, $wgLang, $wgContLang;
 130                 global $wgScript, $wgStylePath, $wgContLanguageCode;
 131                 global $wgMimeType, $wgJsMimeType, $wgOutputEncoding, $wgRequest;
 132                 global $wgXhtmlDefaultNamespace, $wgXhtmlNamespaces;
 133                 global $wgDisableCounters, $wgLogo, $wgHideInterlanguageLinks;
 134                 global $wgMaxCredits, $wgShowCreditsIfMax;
 135                 global $wgPageShowWatchingUsers;
 136                 global $wgUseTrackbacks, $wgUseSiteJs, $wgDebugComments;
 137                 global $wgArticlePath, $wgScriptPath, $wgServer, $wgCanonicalNamespaceNames;
 138
 139                 wfProfileIn( __METHOD__ );
 140
 141                 $oldid = $wgRequest->getVal( 'oldid' );
 142                 $diff = $wgRequest->getVal( 'diff' );
 143                 $action = $wgRequest->getVal( 'action', 'view' );
 144
 145                 wfProfileIn( __METHOD__ . '-init' );
 146                 $this->initPage( $out );
 147
 148                 $this->setMembers();
 149                 $tpl = $this->setupTemplate( $this->template, 'skins' );
 150
 151                 #if ( $wgUseDatabaseMessages ) { // uncomment this to fall back to GetText
 152                 $tpl->setTranslator( new MediaWiki_I18N() );
 153                 #}
 154                 wfProfileOut( __METHOD__ . '-init' );
 155
 156                 wfProfileIn( __METHOD__ . '-stuff' );
 157                 $this->thispage = $this->mTitle->getPrefixedDBkey();
 158                 $this->thisurl = $this->mTitle->getPrefixedURL();
 159                 $query = array();
 160                 if ( !$wgRequest->wasPosted() ) {
 161                         $query = $wgRequest->getValues();
 162                         unset( $query['title'] );
 163                         unset( $query['returnto'] );
 164                         unset( $query['returntoquery'] );
 165                 }
 166                 $this->thisquery = wfUrlencode( wfArrayToCGI( $query ) );
 167                 $this->loggedin = $wgUser->isLoggedIn();
 168                 $this->iscontent = ( $this->mTitle->getNamespace() != NS_SPECIAL );
 169                 $this->iseditable = ( $this->iscontent and !( $action == 'edit' or $action == 'submit' ) );
 170                 $this->username = $wgUser->getName();
 171
 172                 if ( $wgUser->isLoggedIn() || $this->showIPinHeader() ) {
 173                         $this->userpageUrlDetails = self::makeUrlDetails( $this->userpage );
 174                 } else {
 175                         # This won't be used in the standard skins, but we define it to preserve the interface
 176                         # To save time, we check for existence
 177                         $this->userpageUrlDetails = self::makeKnownUrlDetails( $this->userpage );
 178                 }
 179
 180                 $this->titletxt = $this->mTitle->getPrefixedText();
 181                 wfProfileOut( __METHOD__ . '-stuff' );
 182
 183                 wfProfileIn( __METHOD__ . '-stuff-head' );
 184                 if ( $this->useHeadElement ) {
 185                         $pagecss = $this->setupPageCss();
 186                         if( $pagecss )
 187                                 $out->addInlineStyle( $pagecss );
 188                 } else {
 189                         $this->setupUserCss( $out );
 190
 191                         $tpl->set( 'pagecss', $this->setupPageCss() );
 192                         $tpl->setRef( 'usercss', $this->usercss );
 193
 194                         $this->userjs = $this->userjsprev = false;
 195                         $this->setupUserJs( $out->isUserJsAllowed() );
 196                         $tpl->setRef( 'userjs', $this->userjs );
 197                         $tpl->setRef( 'userjsprev', $this->userjsprev );
 198
 199                         if( $wgUseSiteJs ) {
 200                                 $jsCache = $this->loggedin ? '&smaxage=0' : '';
 201                                 $tpl->set( 'jsvarurl',
 202                                                   self::makeUrl( '-',
 203                                                                                 "action=raw$jsCache&gen=js&useskin=" .
 204                                                                                 urlencode( $this->getSkinName() ) ) );
 205                         } else {
 206                                 $tpl->set( 'jsvarurl', false );
 207                         }
 208
 209                         $tpl->setRef( 'xhtmldefaultnamespace', $wgXhtmlDefaultNamespace );
 210                         $tpl->set( 'xhtmlnamespaces', $wgXhtmlNamespaces );
 211                         $tpl->set( 'headlinks', $out->getHeadLinks() );
 212                         $tpl->set( 'csslinks', $out->buildCssLinks() );
 213
 214                         if( $wgUseTrackbacks && $out->isArticleRelated() ) {
 215                                 $tpl->set( 'trackbackhtml', $out->getTitle()->trackbackRDF() );
 216                         } else {
 217                                 $tpl->set( 'trackbackhtml', null );
 218                         }
 219                 }
 220                 wfProfileOut( __METHOD__ . '-stuff-head' );
 221
 222                 wfProfileIn( __METHOD__ . '-stuff2' );
 223                 $tpl->set( 'title', $out->getPageTitle() );
 224                 $tpl->set( 'pagetitle', $out->getHTMLTitle() );
 225                 $tpl->set( 'displaytitle', $out->mPageLinkTitle );
 226                 $tpl->set( 'pageclass', $this->getPageClasses( $this->mTitle ) );
 227                 $tpl->set( 'skinnameclass', ( 'skin-' . Sanitizer::escapeClass( $this->getSkinName() ) ) );
 228
 229                 $nsname = isset( $wgCanonicalNamespaceNames[ $this->mTitle->getNamespace() ] ) ?
 230                                         $wgCanonicalNamespaceNames[ $this->mTitle->getNamespace() ] :
 231                                         $this->mTitle->getNsText();
 232
 233                 $tpl->set( 'nscanonical', $nsname );
 234                 $tpl->set( 'nsnumber', $this->mTitle->getNamespace() );
 235                 $tpl->set( 'titleprefixeddbkey', $this->mTitle->getPrefixedDBKey() );
 236                 $tpl->set( 'titletext', $this->mTitle->getText() );
 237                 $tpl->set( 'articleid', $this->mTitle->getArticleId() );
 238                 $tpl->set( 'currevisionid', isset( $wgArticle ) ? $wgArticle->getLatest() : 0 );
 239
 240                 $tpl->set( 'isarticle', $out->isArticle() );
 241
 242                 $tpl->setRef( 'thispage', $this->thispage );
 243                 $subpagestr = $this->subPageSubtitle();
 244                 $tpl->set(
 245                         'subtitle', !empty( $subpagestr ) ?
 246                         '<span class="subpages">'.$subpagestr.'</span>'.$out->getSubtitle() :
 247                         $out->getSubtitle()
 248                 );
 249                 $undelete = $this->getUndeleteLink();
 250                 $tpl->set(
 251                         'undelete', !empty( $undelete ) ?
 252                         '<span class="subpages">'.$undelete.'</span>' :
 253                         ''
 254                 );
 255
 256                 $tpl->set( 'catlinks', $this->getCategories() );
 257                 if( $out->isSyndicated() ) {
 258                         $feeds = array();
 259                         foreach( $out->getSyndicationLinks() as $format => $link ) {
 260                                 $feeds[$format] = array(
 261                                         'text' => wfMsg( "feed-$format" ),
 262                                         'href' => $link
 263                                 );
 264                         }
 265                         $tpl->setRef( 'feeds', $feeds );
 266                 } else {
 267                         $tpl->set( 'feeds', false );
 268                 }
 269
 270                 $tpl->setRef( 'mimetype', $wgMimeType );
 271                 $tpl->setRef( 'jsmimetype', $wgJsMimeType );
 272                 $tpl->setRef( 'charset', $wgOutputEncoding );
 273                 $tpl->setRef( 'wgScript', $wgScript );
 274                 $tpl->setRef( 'skinname', $this->skinname );
 275                 $tpl->set( 'skinclass', get_class( $this ) );
 276                 $tpl->setRef( 'stylename', $this->stylename );
 277                 $tpl->set( 'printable', $out->isPrintable() );
 278                 $tpl->set( 'handheld', $wgRequest->getBool( 'handheld' ) );
 279                 $tpl->setRef( 'loggedin', $this->loggedin );
 280                 $tpl->set( 'notspecialpage', $this->mTitle->getNamespace() != NS_SPECIAL );
 281                 /* XXX currently unused, might get useful later
 282                 $tpl->set( "editable", ($this->mTitle->getNamespace() != NS_SPECIAL ) );
 283                 $tpl->set( "exists", $this->mTitle->getArticleID() != 0 );
 284                 $tpl->set( "watch", $this->mTitle->userIsWatching() ? "unwatch" : "watch" );
 285                 $tpl->set( "protect", count($this->mTitle->isProtected()) ? "unprotect" : "protect" );
 286                 $tpl->set( "helppage", wfMsg('helppage'));
 287                 */
 288                 $tpl->set( 'searchaction', $this->escapeSearchLink() );
 289                 $tpl->set( 'searchtitle', SpecialPage::getTitleFor( 'Search' )->getPrefixedDBKey() );
 290                 $tpl->set( 'search', trim( $wgRequest->getVal( 'search' ) ) );
 291                 $tpl->setRef( 'stylepath', $wgStylePath );
 292                 $tpl->setRef( 'articlepath', $wgArticlePath );
 293                 $tpl->setRef( 'scriptpath', $wgScriptPath );
 294                 $tpl->setRef( 'serverurl', $wgServer );
 295                 $tpl->setRef( 'logopath', $wgLogo );
 296                 $tpl->setRef( 'lang', $wgContLanguageCode );
 297                 $tpl->set( 'dir', $wgContLang->getDir() );
 298                 $tpl->set( 'rtl', $wgContLang->isRTL() );
 299                 $tpl->set( 'capitalizeallnouns', $wgLang->capitalizeAllNouns() ? ' capitalize-all-nouns' : '' );
 300                 $tpl->set( 'langname', $wgContLang->getLanguageName( $wgContLanguageCode ) );
 301                 $tpl->set( 'showjumplinks', $wgUser->getOption( 'showjumplinks' ) );
 302                 $tpl->set( 'username', $wgUser->isAnon() ? NULL : $this->username );
 303                 $tpl->setRef( 'userpage', $this->userpage );
 304                 $tpl->setRef( 'userpageurl', $this->userpageUrlDetails['href'] );
 305                 $tpl->set( 'userlang', $wgLang->getCode() );
 306                 $tpl->set( 'userlangattributes', 'lang="' . $wgLang->getCode() . '" xml:lang="' . $wgLang->getCode() . '"' );
 307
 308                 $newtalks = $wgUser->getNewMessageLinks();
 309
 310                 if( count( $newtalks ) == 1 && $newtalks[0]['wiki'] === wfWikiID() ) {
 311                         $usertitle = $this->mUser->getUserPage();
 312                         $usertalktitle = $usertitle->getTalkPage();
 313
 314                         if( !$usertalktitle->equals( $this->mTitle ) ) {
 315                                 $newmessageslink = $this->link(
 316                                         $usertalktitle,
 317                                         wfMsgHtml( 'newmessageslink' ),
 318                                         array(),
 319                                         array( 'redirect' => 'no' ),
 320                                         array( 'known', 'noclasses' )
 321                                 );
 322
 323                                 $newmessagesdifflink = $this->link(
 324                                         $usertalktitle,
 325                                         wfMsgHtml( 'newmessagesdifflink' ),
 326                                         array(),
 327                                         array( 'diff' => 'cur' ),
 328                                         array( 'known', 'noclasses' )
 329                                 );
 330
 331                                 $ntl = wfMsg(
 332                                         'youhavenewmessages',
 333                                         $newmessageslink,
 334                                         $newmessagesdifflink
 335                                 );
 336                                 # Disable Cache
 337                                 $out->setSquidMaxage( 0 );
 338                         }
 339                 } else if( count( $newtalks ) ) {
 340                         // _>" " for BC <= 1.16
 341                         $sep = str_replace( '_', ' ', wfMsgHtml( 'newtalkseparator' ) );
 342                         $msgs = array();
 343                         foreach( $newtalks as $newtalk ) {
 344                                 $msgs[] = Xml::element('a',
 345                                         array( 'href' => $newtalk['link'] ), $newtalk['wiki'] );
 346                         }
 347                         $parts = implode( $sep, $msgs );
 348                         $ntl = wfMsgHtml( 'youhavenewmessagesmulti', $parts );
 349                         $out->setSquidMaxage( 0 );
 350                 } else {
 351                         $ntl = '';
 352                 }
 353                 wfProfileOut( __METHOD__ . '-stuff2' );
 354
 355                 wfProfileIn( __METHOD__ . '-stuff3' );
 356                 $tpl->setRef( 'newtalk', $ntl );
 357                 $tpl->setRef( 'skin', $this );
 358                 $tpl->set( 'logo', $this->logoText() );
 359                 if ( $out->isArticle() and ( !isset( $oldid ) or isset( $diff ) ) and
 360                         $wgArticle and 0 != $wgArticle->getID() ){
 361                         if ( !$wgDisableCounters ) {
 362                                 $viewcount = $wgLang->formatNum( $wgArticle->getCount() );
 363                                 if ( $viewcount ) {
 364                                         $tpl->set( 'viewcount', wfMsgExt( 'viewcount', array( 'parseinline' ), $viewcount ) );
 365                                 } else {
 366                                         $tpl->set( 'viewcount', false );
 367                                 }
 368                         } else {
 369                                 $tpl->set( 'viewcount', false );
 370                         }
 371
 372                         if( $wgPageShowWatchingUsers ) {
 373                                 $dbr = wfGetDB( DB_SLAVE );
 374                                 $watchlist = $dbr->tableName( 'watchlist' );
 375                                 $res = $dbr->select( 'watchlist',
 376                                         array( 'COUNT(*) AS n' ),
 377                                         array( 'wl_title' => $dbr->strencode( $this->mTitle->getDBkey() ), 'wl_namespace' => $this->mTitle->getNamespace() ),
 378                                         __METHOD__
 379                                 );
 380                                 $x = $dbr->fetchObject( $res );
 381                                 $numberofwatchingusers = $x->n;
 382                                 if( $numberofwatchingusers > 0 ) {
 383                                         $tpl->set( 'numberofwatchingusers',
 384                                                 wfMsgExt( 'number_of_watching_users_pageview', array( 'parseinline' ),
 385                                                 $wgLang->formatNum( $numberofwatchingusers ) )
 386                                         );
 387                                 } else {
 388                                         $tpl->set( 'numberofwatchingusers', false );
 389                                 }
 390                         } else {
 391                                 $tpl->set( 'numberofwatchingusers', false );
 392                         }
 393
 394                         $tpl->set( 'copyright', $this->getCopyright() );
 395
 396                         $this->credits = false;
 397
 398                         if( $wgMaxCredits != 0 ){
 399                                 $this->credits = Credits::getCredits( $wgArticle, $wgMaxCredits, $wgShowCreditsIfMax );
 400                         } else {
 401                                 $tpl->set( 'lastmod', $this->lastModified() );
 402                         }
 403
 404                         $tpl->setRef( 'credits', $this->credits );
 405
 406                 } elseif ( isset( $oldid ) && !isset( $diff ) ) {
 407                         $tpl->set( 'copyright', $this->getCopyright() );
 408                         $tpl->set( 'viewcount', false );
 409                         $tpl->set( 'lastmod', false );
 410                         $tpl->set( 'credits', false );
 411                         $tpl->set( 'numberofwatchingusers', false );
 412                 } else {
 413                         $tpl->set( 'copyright', false );
 414                         $tpl->set( 'viewcount', false );
 415                         $tpl->set( 'lastmod', false );
 416                         $tpl->set( 'credits', false );
 417                         $tpl->set( 'numberofwatchingusers', false );
 418                 }
 419                 wfProfileOut( __METHOD__ . '-stuff3' );
 420
 421                 wfProfileIn( __METHOD__ . '-stuff4' );
 422                 $tpl->set( 'copyrightico', $this->getCopyrightIcon() );
 423                 $tpl->set( 'poweredbyico', $this->getPoweredBy() );
 424                 $tpl->set( 'disclaimer', $this->disclaimerLink() );
 425                 $tpl->set( 'privacy', $this->privacyLink() );
 426                 $tpl->set( 'about', $this->aboutLink() );
 427
 428                 if ( $wgDebugComments ) {
 429                         $tpl->setRef( 'debug', $out->mDebugtext );
 430                 } else {
 431                         $tpl->set( 'debug', '' );
 432                 }
 433
 434                 $tpl->set( 'reporttime', wfReportTime() );
 435                 $tpl->set( 'sitenotice', wfGetSiteNotice() );
 436                 $tpl->set( 'bottomscripts', $this->bottomScripts() );
 437
 438                 $printfooter = "<div class=\"printfooter\">\n" . $this->printSource() . "</div>\n";
 439                 $out->mBodytext .= $printfooter . $this->generateDebugHTML();
 440                 $tpl->setRef( 'bodytext', $out->mBodytext );
 441
 442                 # Language links
 443                 $language_urls = array();
 444
 445                 if ( !$wgHideInterlanguageLinks ) {
 446                         foreach( $out->getLanguageLinks() as $l ) {
 447                                 $tmp = explode( ':', $l, 2 );
 448                                 $class = 'interwiki-' . $tmp[0];
 449                                 unset( $tmp );
 450                                 $nt = Title::newFromText( $l );
 451                                 if ( $nt ) {
 452                                         $language_urls[] = array(
 453                                                 'href' => $nt->getFullURL(),
 454                                                 'text' => ( $wgContLang->getLanguageName( $nt->getInterwiki() ) != '' ?
 455                                                                         $wgContLang->getLanguageName( $nt->getInterwiki() ) : $l ),
 456                                                 'class' => $class
 457                                         );
 458                                 }
 459                         }
 460                 }
 461                 if( count( $language_urls ) ) {
 462                         $tpl->setRef( 'language_urls', $language_urls );
 463                 } else {
 464                         $tpl->set( 'language_urls', false );
 465                 }
 466                 wfProfileOut( __METHOD__ . '-stuff4' );
 467
 468                 wfProfileIn( __METHOD__ . '-stuff5' );
 469                 # Personal toolbar
 470                 $tpl->set( 'personal_urls', $this->buildPersonalUrls() );
 471                 $content_actions = $this->buildContentActionUrls();
 472                 $tpl->setRef( 'content_actions', $content_actions );
 473
 474                 // XXX: attach this from javascript, same with section editing
 475                 if( $this->iseditable && $wgUser->getOption( 'editondblclick' ) ){
 476                         $encEditUrl = Xml::escapeJsString( $this->mTitle->getLocalUrl( $this->editUrlOptions() ) );
 477                         $tpl->set( 'body_ondblclick', 'document.location = "' . $encEditUrl . '";' );
 478                 } else {
 479                         $tpl->set( 'body_ondblclick', false );
 480                 }
 481                 $tpl->set( 'body_onload', false );
 482                 $tpl->set( 'sidebar', $this->buildSidebar() );
 483                 $tpl->set( 'nav_urls', $this->buildNavUrls() );
 484
 485                 // Set the head scripts near the end, in case the above actions resulted in added scripts
 486                 if ( $this->useHeadElement ) {
 487                         $tpl->set( 'headelement', $out->headElement( $this ) );
 488                 } else {
 489                         $tpl->set( 'headscripts', $out->getScript() );
 490                 }
 491
 492                 // original version by hansm
 493                 if( !wfRunHooks( 'SkinTemplateOutputPageBeforeExec', array( &$this, &$tpl ) ) ) {
 494                         wfDebug( __METHOD__ . ": Hook SkinTemplateOutputPageBeforeExec broke outputPage execution!\n" );
 495                 }
 496
 497                 // allow extensions adding stuff after the page content.
 498                 // See Skin::afterContentHook() for further documentation.
 499                 $tpl->set( 'dataAfterContent', $this->afterContentHook() );
 500                 wfProfileOut( __METHOD__ . '-stuff5' );
 501
 502                 // execute template
 503                 wfProfileIn( __METHOD__ . '-execute' );
 504                 $res = $tpl->execute();
 505                 wfProfileOut( __METHOD__ . '-execute' );
 506
 507                 // result may be an error
 508                 $this->printOrError( $res );
 509                 wfProfileOut( __METHOD__ );
 510         }
 511
 512         /**
 513          * Output the string, or print error message if it's
 514          * an error object of the appropriate type.
 515          * For the base class, assume strings all around.
 516          *
 517          * @param mixed $str
 518          * @private
 519          */
 520         function printOrError( $str ) {
 521                 echo $str;
 522         }
 523
 524         /**
 525          * build array of urls for personal toolbar
 526          * @return array
 527          * @private
 528          */
 529         function buildPersonalUrls() {
 530                 global $wgOut, $wgRequest;
 531
 532                 $title = $wgOut->getTitle();
 533                 $pageurl = $title->getLocalURL();
 534                 wfProfileIn( __METHOD__ );
 535
 536                 /* set up the default links for the personal toolbar */
 537                 $personal_urls = array();
 538                 $page = $wgRequest->getVal( 'returnto', $this->thisurl );
 539                 $query = $wgRequest->getVal( 'returntoquery', $this->thisquery );
 540                 $returnto = "returnto=$page";
 541                 if( $this->thisquery != '' )
 542                         $returnto .= "&returntoquery=$query";
 543                 if( $this->loggedin ) {
 544                         $personal_urls['userpage'] = array(
 545                                 'text' => $this->username,
 546                                 'href' => &$this->userpageUrlDetails['href'],
 547                                 'class' => $this->userpageUrlDetails['exists'] ? false : 'new',
 548                                 'active' => ( $this->userpageUrlDetails['href'] == $pageurl )
 549                         );
 550                         $usertalkUrlDetails = $this->makeTalkUrlDetails( $this->userpage );
 551                         $personal_urls['mytalk'] = array(
 552                                 'text' => wfMsg( 'mytalk' ),
 553                                 'href' => &$usertalkUrlDetails['href'],
 554                                 'class' => $usertalkUrlDetails['exists'] ? false : 'new',
 555                                 'active' => ( $usertalkUrlDetails['href'] == $pageurl )
 556                         );
 557                         $href = self::makeSpecialUrl( 'Preferences' );
 558                         $personal_urls['preferences'] = array(
 559                                 'text' => wfMsg( 'mypreferences' ),
 560                                 'href' => $href,
 561                                 'active' => ( $href == $pageurl )
 562                         );
 563                         $href = self::makeSpecialUrl( 'Watchlist' );
 564                         $personal_urls['watchlist'] = array(
 565                                 'text' => wfMsg( 'mywatchlist' ),
 566                                 'href' => $href,
 567                                 'active' => ( $href == $pageurl )
 568                         );
 569
 570                         # We need to do an explicit check for Special:Contributions, as we
 571                         # have to match both the title, and the target (which could come
 572                         # from request values or be specified in "sub page" form. The plot
 573                         # thickens, because $wgTitle is altered for special pages, so doesn't
 574                         # contain the original alias-with-subpage.
 575                         $origTitle = Title::newFromText( $wgRequest->getText( 'title' ) );
 576                         if( $origTitle instanceof Title && $origTitle->getNamespace() == NS_SPECIAL ) {
 577                                 list( $spName, $spPar ) =
 578                                         SpecialPage::resolveAliasWithSubpage( $origTitle->getText() );
 579                                 $active = $spName == 'Contributions'
 580                                         && ( ( $spPar && $spPar == $this->username )
 581                                                 || $wgRequest->getText( 'target' ) == $this->username );
 582                         } else {
 583                                 $active = false;
 584                         }
 585
 586                         $href = self::makeSpecialUrlSubpage( 'Contributions', $this->username );
 587                         $personal_urls['mycontris'] = array(
 588                                 'text' => wfMsg( 'mycontris' ),
 589                                 'href' => $href,
 590                                 'active' => $active
 591                         );
 592                         $personal_urls['logout'] = array(
 593                                 'text' => wfMsg( 'userlogout' ),
 594                                 'href' => self::makeSpecialUrl( 'Userlogout',
 595                                         $title->isSpecial( 'Preferences' ) ? '' : $returnto
 596                                 ),
 597                                 'active' => false
 598                         );
 599                 } else {
 600                         global $wgUser;
 601                         $loginlink = $wgUser->isAllowed( 'createaccount' )
 602                                 ? 'nav-login-createaccount'
 603                                 : 'login';
 604                         if( $this->showIPinHeader() ) {
 605                                 $href = &$this->userpageUrlDetails['href'];
 606                                 $personal_urls['anonuserpage'] = array(
 607                                         'text' => $this->username,
 608                                         'href' => $href,
 609                                         'class' => $this->userpageUrlDetails['exists'] ? false : 'new',
 610                                         'active' => ( $pageurl == $href )
 611                                 );
 612                                 $usertalkUrlDetails = $this->makeTalkUrlDetails( $this->userpage );
 613                                 $href = &$usertalkUrlDetails['href'];
 614                                 $personal_urls['anontalk'] = array(
 615                                         'text' => wfMsg( 'anontalk' ),
 616                                         'href' => $href,
 617                                         'class' => $usertalkUrlDetails['exists'] ? false : 'new',
 618                                         'active' => ( $pageurl == $href )
 619                                 );
 620                                 $personal_urls['anonlogin'] = array(
 621                                         'text' => wfMsg( $loginlink ),
 622                                         'href' => self::makeSpecialUrl( 'Userlogin', $returnto ),
 623                                         'active' => $title->isSpecial( 'Userlogin' )
 624                                 );
 625                         } else {
 626                                 $personal_urls['login'] = array(
 627                                         'text' => wfMsg( $loginlink ),
 628                                         'href' => self::makeSpecialUrl( 'Userlogin', $returnto ),
 629                                         'active' => $title->isSpecial( 'Userlogin' )
 630                                 );
 631                         }
 632                 }
 633
 634                 wfRunHooks( 'PersonalUrls', array( &$personal_urls, &$title ) );
 635                 wfProfileOut( __METHOD__ );
 636                 return $personal_urls;
 637         }
 638
 639         function tabAction( $title, $message, $selected, $query = '', $checkEdit = false ) {
 640                 $classes = array();
 641                 if( $selected ) {
 642                         $classes[] = 'selected';
 643                 }
 644                 if( $checkEdit && !$title->isKnown() ) {
 645                         $classes[] = 'new';
 646                         $query = 'action=edit&redlink=1';
 647                 }
 648
 649                 $text = wfMsg( $message );
 650                 if ( wfEmptyMsg( $message, $text ) ) {
 651                         global $wgContLang;
 652                         $text = $wgContLang->getFormattedNsText( MWNamespace::getSubject( $title->getNamespace() ) );
 653                 }
 654
 655                 $result = array();
 656                 if( !wfRunHooks( 'SkinTemplateTabAction', array( &$this,
 657                                 $title, $message, $selected, $checkEdit,
 658                                 &$classes, &$query, &$text, &$result ) ) ) {
 659                         return $result;
 660                 }
 661
 662                 return array(
 663                         'class' => implode( ' ', $classes ),
 664                         'text' => $text,
 665                         'href' => $title->getLocalUrl( $query ) );
 666         }
 667
 668         function makeTalkUrlDetails( $name, $urlaction = '' ) {
 669                 $title = Title::newFromText( $name );
 670                 if( !is_object( $title ) ) {
 671                         throw new MWException( __METHOD__ . " given invalid pagename $name" );
 672                 }
 673                 $title = $title->getTalkPage();
 674                 self::checkTitle( $title, $name );
 675                 return array(
 676                         'href' => $title->getLocalURL( $urlaction ),
 677                         'exists' => $title->getArticleID() != 0 ? true : false
 678                 );
 679         }
 680
 681         function makeArticleUrlDetails( $name, $urlaction = '' ) {
 682                 $title = Title::newFromText( $name );
 683                 $title= $title->getSubjectPage();
 684                 self::checkTitle( $title, $name );
 685                 return array(
 686                         'href' => $title->getLocalURL( $urlaction ),
 687                         'exists' => $title->getArticleID() != 0 ? true : false
 688                 );
 689         }
 690
 691         /**
 692          * an array of edit links by default used for the tabs
 693          * @return array
 694          * @private
 695          */
 696         function buildContentActionUrls() {
 697                 global $wgContLang, $wgLang, $wgOut, $wgUser, $wgRequest, $wgArticle;
 698
 699                 wfProfileIn( __METHOD__ );
 700
 701                 $action = $wgRequest->getVal( 'action', 'view' );
 702                 $section = $wgRequest->getVal( 'section' );
 703                 $content_actions = array();
 704
 705                 $prevent_active_tabs = false;
 706                 wfRunHooks( 'SkinTemplatePreventOtherActiveTabs', array( &$this, &$prevent_active_tabs ) );
 707
 708                 if( $this->iscontent ) {
 709                         $subjpage = $this->mTitle->getSubjectPage();
 710                         $talkpage = $this->mTitle->getTalkPage();
 711
 712                         $nskey = $this->mTitle->getNamespaceKey();
 713                         $content_actions[$nskey] = $this->tabAction(
 714                                 $subjpage,
 715                                 $nskey,
 716                                 !$this->mTitle->isTalkPage() && !$prevent_active_tabs,
 717                                 '', true
 718                         );
 719
 720                         $content_actions['talk'] = $this->tabAction(
 721                                 $talkpage,
 722                                 'talk',
 723                                 $this->mTitle->isTalkPage() && !$prevent_active_tabs,
 724                                 '',
 725                                 true
 726                         );
 727
 728                         wfProfileIn( __METHOD__ . '-edit' );
 729                         if ( $this->mTitle->quickUserCan( 'edit' ) && ( $this->mTitle->exists() || $this->mTitle->quickUserCan( 'create' ) ) ) {
 730                                 $istalk = $this->mTitle->isTalkPage();
 731                                 $istalkclass = $istalk?' istalk':'';
 732                                 $content_actions['edit'] = array(
 733                                         'class' => ( ( ( $action == 'edit' or $action == 'submit' ) and $section != 'new' ) ? 'selected' : '' ) . $istalkclass,
 734                                         'text' => $this->mTitle->exists()
 735                                                 ? wfMsg( 'edit' )
 736                                                 : wfMsg( 'create' ),
 737                                         'href' => $this->mTitle->getLocalUrl( $this->editUrlOptions() )
 738                                 );
 739
 740                                 // adds new section link if page is a current revision of a talk page or
 741                                 if ( ( $wgArticle && $wgArticle->isCurrent() && $istalk ) || $wgOut->showNewSectionLink() ) {
 742                                         if ( !$wgOut->forceHideNewSectionLink() ) {
 743                                                 $content_actions['addsection'] = array(
 744                                                         'class' => $section == 'new' ? 'selected' : false,
 745                                                         'text' => wfMsg( 'addsection' ),
 746                                                         'href' => $this->mTitle->getLocalUrl( 'action=edit&section=new' )
 747                                                 );
 748                                         }
 749                                 }
 750                         } elseif ( $this->mTitle->isKnown() ) {
 751                                 $content_actions['viewsource'] = array(
 752                                         'class' => ($action == 'edit') ? 'selected' : false,
 753                                         'text' => wfMsg( 'viewsource' ),
 754                                         'href' => $this->mTitle->getLocalUrl( $this->editUrlOptions() )
 755                                 );
 756                         }
 757                         wfProfileOut( __METHOD__ . '-edit' );
 758
 759                         wfProfileIn( __METHOD__ . '-live' );
 760                         if ( $this->mTitle->exists() ) {
 761
 762                                 $content_actions['history'] = array(
 763                                         'class' => ($action == 'history') ? 'selected' : false,
 764                                         'text' => wfMsg( 'history_short' ),
 765                                         'href' => $this->mTitle->getLocalUrl( 'action=history' ),
 766                                         'rel' => 'archives',
 767                                 );
 768
 769                                 if( $wgUser->isAllowed( 'delete' ) ) {
 770                                         $content_actions['delete'] = array(
 771                                                 'class' => ($action == 'delete') ? 'selected' : false,
 772                                                 'text' => wfMsg( 'delete' ),
 773                                                 'href' => $this->mTitle->getLocalUrl( 'action=delete' )
 774                                         );
 775                                 }
 776                                 if ( $this->mTitle->quickUserCan( 'move' ) ) {
 777                                         $moveTitle = SpecialPage::getTitleFor( 'Movepage', $this->thispage );
 778                                         $content_actions['move'] = array(
 779                                                 'class' => $this->mTitle->isSpecial( 'Movepage' ) ? 'selected' : false,
 780                                                 'text' => wfMsg( 'move' ),
 781                                                 'href' => $moveTitle->getLocalUrl()
 782                                         );
 783                                 }
 784
 785                                 if ( $this->mTitle->getNamespace() !== NS_MEDIAWIKI && $wgUser->isAllowed( 'protect' ) ) {
 786                                         if( !$this->mTitle->isProtected() ){
 787                                                 $content_actions['protect'] = array(
 788                                                         'class' => ($action == 'protect') ? 'selected' : false,
 789                                                         'text' => wfMsg( 'protect' ),
 790                                                         'href' => $this->mTitle->getLocalUrl( 'action=protect' )
 791                                                 );
 792
 793                                         } else {
 794                                                 $content_actions['unprotect'] = array(
 795                                                         'class' => ($action == 'unprotect') ? 'selected' : false,
 796                                                         'text' => wfMsg( 'unprotect' ),
 797                                                         'href' => $this->mTitle->getLocalUrl( 'action=unprotect' )
 798                                                 );
 799                                         }
 800                                 }
 801                         } else {
 802                                 //article doesn't exist or is deleted
 803                                 if( $wgUser->isAllowed( 'deletedhistory' ) && $wgUser->isAllowed( 'deletedcontent' ) ) {
 804                                         if( $n = $this->mTitle->isDeleted() ) {
 805                                                 $undelTitle = SpecialPage::getTitleFor( 'Undelete' );
 806                                                 $content_actions['undelete'] = array(
 807                                                         'class' => false,
 808                                                         'text' => wfMsgExt( 'undelete_short', array( 'parsemag' ), $wgLang->formatNum( $n ) ),
 809                                                         'href' => $undelTitle->getLocalUrl( 'target=' . urlencode( $this->thispage ) )
 810                                                         #'href' => self::makeSpecialUrl( "Undelete/$this->thispage" )
 811                                                 );
 812                                         }
 813                                 }
 814
 815                                 if ( $this->mTitle->getNamespace() !== NS_MEDIAWIKI && $wgUser->isAllowed( 'protect' ) ) {
 816                                         if( !$this->mTitle->getRestrictions( 'create' ) ) {
 817                                                 $content_actions['protect'] = array(
 818                                                         'class' => ($action == 'protect') ? 'selected' : false,
 819                                                         'text' => wfMsg( 'protect' ),
 820                                                         'href' => $this->mTitle->getLocalUrl( 'action=protect' )
 821                                                 );
 822
 823                                         } else {
 824                                                 $content_actions['unprotect'] = array(
 825                                                         'class' => ($action == 'unprotect') ? 'selected' : false,
 826                                                         'text' => wfMsg( 'unprotect' ),
 827                                                         'href' => $this->mTitle->getLocalUrl( 'action=unprotect' )
 828                                                 );
 829                                         }
 830                                 }
 831                         }
 832
 833                         wfProfileOut( __METHOD__ . '-live' );
 834
 835                         if( $this->loggedin ) {
 836                                 if( !$this->mTitle->userIsWatching()) {
 837                                         $content_actions['watch'] = array(
 838                                                 'class' => ($action == 'watch' or $action == 'unwatch') ? 'selected' : false,
 839                                                 'text' => wfMsg( 'watch' ),
 840                                                 'href' => $this->mTitle->getLocalUrl( 'action=watch' )
 841                                         );
 842                                 } else {
 843                                         $content_actions['unwatch'] = array(
 844                                                 'class' => ($action == 'unwatch' or $action == 'watch') ? 'selected' : false,
 845                                                 'text' => wfMsg( 'unwatch' ),
 846                                                 'href' => $this->mTitle->getLocalUrl( 'action=unwatch' )
 847                                         );
 848                                 }
 849                         }
 850
 851
 852                         wfRunHooks( 'SkinTemplateTabs', array( &$this, &$content_actions ) );
 853                 } else {
 854                         /* show special page tab */
 855
 856                         $content_actions[$this->mTitle->getNamespaceKey()] = array(
 857                                 'class' => 'selected',
 858                                 'text' => wfMsg('nstab-special'),
 859                                 'href' => $wgRequest->getRequestURL(), // @bug 2457, 2510
 860                         );
 861
 862                         wfRunHooks( 'SkinTemplateBuildContentActionUrlsAfterSpecialPage', array( &$this, &$content_actions ) );
 863                 }
 864
 865                 /* show links to different language variants */
 866                 global $wgDisableLangConversion;
 867                 $variants = $wgContLang->getVariants();
 868                 if( !$wgDisableLangConversion && sizeof( $variants ) > 1 ) {
 869                         $preferred = $wgContLang->getPreferredVariant();
 870                         $vcount=0;
 871                         foreach( $variants as $code ) {
 872                                 $varname = $wgContLang->getVariantname( $code );
 873                                 if( $varname == 'disable' )
 874                                         continue;
 875                                 $selected = ( $code == $preferred )? 'selected' : false;
 876                                 $content_actions['varlang-' . $vcount] = array(
 877                                         'class' => $selected,
 878                                         'text' => $varname,
 879                                         'href' => $this->mTitle->getLocalURL( '', $code )
 880                                 );
 881                                 $vcount ++;
 882                         }
 883                 }
 884
 885                 wfRunHooks( 'SkinTemplateContentActions', array( &$content_actions ) );
 886
 887                 wfProfileOut( __METHOD__ );
 888                 return $content_actions;
 889         }
 890
 891         /**
 892          * build array of common navigation links
 893          * @return array
 894          * @private
 895          */
 896         function buildNavUrls() {
 897                 global $wgUseTrackbacks, $wgOut, $wgUser, $wgRequest;
 898                 global $wgEnableUploads, $wgUploadNavigationUrl;
 899
 900                 wfProfileIn( __METHOD__ );
 901
 902                 $action = $wgRequest->getVal( 'action', 'view' );
 903
 904                 $nav_urls = array();
 905                 $nav_urls['mainpage'] = array( 'href' => self::makeMainPageUrl() );
 906                 if( $wgUploadNavigationUrl ) {
 907                         $nav_urls['upload'] = array( 'href' => $wgUploadNavigationUrl );
 908                 } elseif( $wgEnableUploads && $wgUser->isAllowed( 'upload' ) ) {
 909                         $nav_urls['upload'] = array( 'href' => self::makeSpecialUrl( 'Upload' ) );
 910                 } else {
 911                         $nav_urls['upload'] = false;
 912                 }
 913                 $nav_urls['specialpages'] = array( 'href' => self::makeSpecialUrl( 'Specialpages' ) );
 914
 915                 // default permalink to being off, will override it as required below.
 916                 $nav_urls['permalink'] = false;
 917
 918                 // A print stylesheet is attached to all pages, but nobody ever
 919                 // figures that out. :)  Add a link...
 920                 if( $this->iscontent && ( $action == 'view' || $action == 'purge' ) ) {
 921                         if ( !$wgOut->isPrintable() ) {
 922                                 $nav_urls['print'] = array(
 923                                         'text' => wfMsg( 'printableversion' ),
 924                                         'href' => $wgRequest->appendQuery( 'printable=yes' )
 925                                 );
 926                         }
 927
 928                         // Also add a "permalink" while we're at it
 929                         if ( $this->mRevisionId ) {
 930                                 $nav_urls['permalink'] = array(
 931                                         'text' => wfMsg( 'permalink' ),
 932                                         'href' => $wgOut->getTitle()->getLocalURL( "oldid=$this->mRevisionId" )
 933                                 );
 934                         }
 935
 936                         // Copy in case this undocumented, shady hook tries to mess with internals
 937                         $revid = $this->mRevisionId;
 938                         wfRunHooks( 'SkinTemplateBuildNavUrlsNav_urlsAfterPermalink', array( &$this, &$nav_urls, &$revid, &$revid ) );
 939                 }
 940
 941                 if( $this->mTitle->getNamespace() != NS_SPECIAL ) {
 942                         $wlhTitle = SpecialPage::getTitleFor( 'Whatlinkshere', $this->thispage );
 943                         $nav_urls['whatlinkshere'] = array(
 944                                 'href' => $wlhTitle->getLocalUrl()
 945                         );
 946                         if( $this->mTitle->getArticleId() ) {
 947                                 $rclTitle = SpecialPage::getTitleFor( 'Recentchangeslinked', $this->thispage );
 948                                 $nav_urls['recentchangeslinked'] = array(
 949                                         'href' => $rclTitle->getLocalUrl()
 950                                 );
 951                         } else {
 952                                 $nav_urls['recentchangeslinked'] = false;
 953                         }
 954                         if( $wgUseTrackbacks )
 955                                 $nav_urls['trackbacklink'] = array(
 956                                         'href' => $wgOut->getTitle()->trackbackURL()
 957                                 );
 958                 }
 959
 960                 if( $this->mTitle->getNamespace() == NS_USER || $this->mTitle->getNamespace() == NS_USER_TALK ) {
 961                         $id = User::idFromName( $this->mTitle->getText() );
 962                         $ip = User::isIP( $this->mTitle->getText() );
 963                 } else {
 964                         $id = 0;
 965                         $ip = false;
 966                 }
 967
 968                 if( $id || $ip ) { # both anons and non-anons have contribs list
 969                         $nav_urls['contributions'] = array(
 970                                 'href' => self::makeSpecialUrlSubpage( 'Contributions', $this->mTitle->getText() )
 971                         );
 972
 973                         if( $id ) {
 974                                 $logPage = SpecialPage::getTitleFor( 'Log' );
 975                                 $nav_urls['log'] = array(
 976                                         'href' => $logPage->getLocalUrl(
 977                                                 array(
 978                                                         'user' => $this->mTitle->getText()
 979                                                 )
 980                                         )
 981                                 );
 982                         } else {
 983                                 $nav_urls['log'] = false;
 984                         }
 985
 986                         if ( $wgUser->isAllowed( 'block' ) ) {
 987                                 $nav_urls['blockip'] = array(
 988                                         'href' => self::makeSpecialUrlSubpage( 'Blockip', $this->mTitle->getText() )
 989                                 );
 990                         } else {
 991                                 $nav_urls['blockip'] = false;
 992                         }
 993                 } else {
 994                         $nav_urls['contributions'] = false;
 995                         $nav_urls['log'] = false;
 996                         $nav_urls['blockip'] = false;
 997                 }
 998                 $nav_urls['emailuser'] = false;
 999                 if( $this->showEmailUser( $id ) ) {
1000                         $nav_urls['emailuser'] = array(
1001                                 'href' => self::makeSpecialUrlSubpage( 'Emailuser', $this->mTitle->getText() )
1002                         );
1003                 }
1004                 wfProfileOut( __METHOD__ );
1005                 return $nav_urls;
1006         }
1007
1008         /**
1009          * Generate strings used for xml 'id' names
1010          * @return string
1011          * @private
1012          */
1013         function getNameSpaceKey() {
1014                 return $this->mTitle->getNamespaceKey();
1015         }
1016
1017         /**
1018          * @private
1019          */
1020         function setupUserJs( $allowUserJs ) {
1021                 global $wgRequest, $wgJsMimeType;
1022                 wfProfileIn( __METHOD__ );
1023
1024                 $action = $wgRequest->getVal( 'action', 'view' );
1025
1026                 if( $allowUserJs && $this->loggedin ) {
1027                         if( $this->mTitle->isJsSubpage() and $this->userCanPreview( $action ) ) {
1028                                 # XXX: additional security check/prompt?
1029                                 $this->userjsprev = '/*<![CDATA[*/ ' . $wgRequest->getText( 'wpTextbox1' ) . ' /*]]>*/';
1030                         } else {
1031                                 $this->userjs = self::makeUrl( $this->userpage . '/' . $this->skinname . '.js', 'action=raw&ctype=' . $wgJsMimeType );
1032                         }
1033                 }
1034                 wfProfileOut( __METHOD__ );
1035         }
1036
1037         /**
1038          * Code for extensions to hook into to provide per-page CSS, see
1039          * extensions/PageCSS/PageCSS.php for an implementation of this.
1040          *
1041          * @private
1042          */
1043         function setupPageCss() {
1044                 wfProfileIn( __METHOD__ );
1045                 $out = false;
1046                 wfRunHooks( 'SkinTemplateSetupPageCss', array( &$out ) );
1047                 wfProfileOut( __METHOD__ );
1048                 return $out;
1049         }
1050
1051         public function commonPrintStylesheet() {
1052                 return false;
1053         }
1054 }
1055
1056 /**
1057  * Generic wrapper for template functions, with interface
1058  * compatible with what we use of PHPTAL 0.7.
1059  * @ingroup Skins
1060  */
1061 abstract class QuickTemplate {
1062         /**
1063          * Constructor
1064          */
1065         public function QuickTemplate() {
1066                 $this->data = array();
1067                 $this->translator = new MediaWiki_I18N();
1068         }
1069
1070         /**
1071          * Sets the value $value to $name
1072          * @param $name
1073          * @param $value
1074          */
1075         public function set( $name, $value ) {
1076                 $this->data[$name] = $value;
1077         }
1078
1079         /**
1080          * @param $name
1081          * @param $value
1082          */
1083         public function setRef( $name, &$value ) {
1084                 $this->data[$name] =& $value;
1085         }
1086
1087         /**
1088          * @param $t
1089          */
1090         public function setTranslator( &$t ) {
1091                 $this->translator = &$t;
1092         }
1093
1094         /**
1095          * Main function, used by classes that subclass QuickTemplate
1096          * to show the actual HTML output
1097          */
1098         abstract public function execute();
1099
1100         /**
1101          * @private
1102          */
1103         function text( $str ) {
1104                 echo htmlspecialchars( $this->data[$str] );
1105         }
1106
1107         /**
1108          * @private
1109          */
1110         function jstext( $str ) {
1111                 echo Xml::escapeJsString( $this->data[$str] );
1112         }
1113
1114         /**
1115          * @private
1116          */
1117         function html( $str ) {
1118                 echo $this->data[$str];
1119         }
1120
1121         /**
1122          * @private
1123          */
1124         function msg( $str ) {
1125                 echo htmlspecialchars( $this->translator->translate( $str ) );
1126         }
1127
1128         /**
1129          * @private
1130          */
1131         function msgHtml( $str ) {
1132                 echo $this->translator->translate( $str );
1133         }
1134
1135         /**
1136          * An ugly, ugly hack.
1137          * @private
1138          */
1139         function msgWiki( $str ) {
1140                 global $wgParser, $wgOut;
1141
1142                 $text = $this->translator->translate( $str );
1143                 $parserOutput = $wgParser->parse( $text, $wgOut->getTitle(),
1144                         $wgOut->parserOptions(), true );
1145                 echo $parserOutput->getText();
1146         }
1147
1148         /**
1149          * @private
1150          */
1151         function haveData( $str ) {
1152                 return isset( $this->data[$str] );
1153         }
1154
1155         /**
1156          * @private
1157          */
1158         function haveMsg( $str ) {
1159                 $msg = $this->translator->translate( $str );
1160                 return ( $msg != '-' ) && ( $msg != '' ); # ????
1161         }
1162 }