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          * An array of stylesheet filenames (relative from skins path), with options
  92          * for CSS media, IE conditions, and RTL/LTR direction.
  93          * For internal use; add settings in the skin via $this->addStyle()
  94          */
  95         var $styles = array();
  96
  97         /**#@-*/
  98
  99         /**
 100          * Setup the base parameters...
 101          * Child classes should override this to set the name,
 102          * style subdirectory, and template filler callback.
 103          *
 104          * @param OutputPage $out
 105          */
 106         function initPage( &$out ) {
 107                 parent::initPage( $out );
 108                 $this->skinname  = 'monobook';
 109                 $this->stylename = 'monobook';
 110                 $this->template  = 'QuickTemplate';
 111
 112                 $this->addStyle( 'common/shared.css', 'screen' );
 113                 $this->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 string $callback (or file)
 122          * @param string $repository subdirectory where we keep template files
 123          * @param string $cache_dir
 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 OutputPage $out
 135          * @public
 136          */
 137         function outputPage( &$out ) {
 138                 global $wgTitle, $wgArticle, $wgUser, $wgLang, $wgContLang, $wgOut;
 139                 global $wgScript, $wgStylePath, $wgContLanguageCode;
 140                 global $wgMimeType, $wgJsMimeType, $wgOutputEncoding, $wgRequest;
 141                 global $wgXhtmlDefaultNamespace, $wgXhtmlNamespaces;
 142                 global $wgDisableCounters, $wgLogo, $action, $wgFeedClasses, $wgHideInterlanguageLinks;
 143                 global $wgMaxCredits, $wgShowCreditsIfMax;
 144                 global $wgPageShowWatchingUsers;
 145                 global $wgUseTrackbacks, $wgUseSiteJs;
 146                 global $wgArticlePath, $wgScriptPath, $wgServer, $wgLang, $wgCanonicalNamespaceNames;
 147
 148                 wfProfileIn( __METHOD__ );
 149
 150                 $oldid = $wgRequest->getVal( 'oldid' );
 151                 $diff = $wgRequest->getVal( 'diff' );
 152
 153                 wfProfileIn( __METHOD__."-init" );
 154                 $this->initPage( $out );
 155
 156                 $this->mTitle =& $wgTitle;
 157                 $this->mUser =& $wgUser;
 158
 159                 $tpl = $this->setupTemplate( $this->template, 'skins' );
 160
 161                 #if ( $wgUseDatabaseMessages ) { // uncomment this to fall back to GetText
 162                 $tpl->setTranslator(new MediaWiki_I18N());
 163                 #}
 164                 wfProfileOut( __METHOD__."-init" );
 165
 166                 wfProfileIn( __METHOD__."-stuff" );
 167                 $this->thispage = $this->mTitle->getPrefixedDbKey();
 168                 $this->thisurl = $this->mTitle->getPrefixedURL();
 169                 $this->loggedin = $wgUser->isLoggedIn();
 170                 $this->iscontent = ($this->mTitle->getNamespace() != NS_SPECIAL );
 171                 $this->iseditable = ($this->iscontent and !($action == 'edit' or $action == 'submit'));
 172                 $this->username = $wgUser->getName();
 173                 $userPage = $wgUser->getUserPage();
 174                 $this->userpage = $userPage->getPrefixedText();
 175
 176                 if ( $wgUser->isLoggedIn() || $this->showIPinHeader() ) {
 177                         $this->userpageUrlDetails = self::makeUrlDetails( $this->userpage );
 178                 } else {
 179                         # This won't be used in the standard skins, but we define it to preserve the interface
 180                         # To save time, we check for existence
 181                         $this->userpageUrlDetails = self::makeKnownUrlDetails( $this->userpage );
 182                 }
 183
 184                 $this->usercss =  $this->userjs = $this->userjsprev = false;
 185                 $this->setupUserCss( $out->getExtStyle() );
 186                 $this->setupUserJs( $out->isUserJsAllowed() );
 187                 $this->titletxt = $this->mTitle->getPrefixedText();
 188                 wfProfileOut( __METHOD__."-stuff" );
 189
 190                 wfProfileIn( __METHOD__."-stuff2" );
 191                 $tpl->set( 'title', $wgOut->getPageTitle() );
 192                 $tpl->set( 'pagetitle', $wgOut->getHTMLTitle() );
 193                 $tpl->set( 'displaytitle', $wgOut->mPageLinkTitle );
 194                 $tpl->set( 'pageclass', Sanitizer::escapeClass( 'page-'.$this->mTitle->getPrefixedText() ) );
 195                 $tpl->set( 'skinnameclass', ( "skin-" . Sanitizer::escapeClass( $this->getSkinName ( ) ) ) );
 196
 197                 $nsname = isset( $wgCanonicalNamespaceNames[ $this->mTitle->getNamespace() ] ) ?
 198                           $wgCanonicalNamespaceNames[ $this->mTitle->getNamespace() ] :
 199                           $this->mTitle->getNsText();
 200
 201                 $tpl->set( 'nscanonical', $nsname );
 202                 $tpl->set( 'nsnumber', $this->mTitle->getNamespace() );
 203                 $tpl->set( 'titleprefixeddbkey', $this->mTitle->getPrefixedDBKey() );
 204                 $tpl->set( 'titletext', $this->mTitle->getText() );
 205                 $tpl->set( 'articleid', $this->mTitle->getArticleId() );
 206                 $tpl->set( 'currevisionid', isset( $wgArticle ) ? $wgArticle->getLatest() : 0 );
 207
 208                 $tpl->set( 'isarticle', $wgOut->isArticle() );
 209
 210                 $tpl->setRef( "thispage", $this->thispage );
 211                 $subpagestr = $this->subPageSubtitle();
 212                 $tpl->set(
 213                         'subtitle',  !empty($subpagestr)?
 214                         '<span class="subpages">'.$subpagestr.'</span>'.$out->getSubtitle():
 215                         $out->getSubtitle()
 216                 );
 217                 $undelete = $this->getUndeleteLink();
 218                 $tpl->set(
 219                         "undelete", !empty($undelete)?
 220                         '<span class="subpages">'.$undelete.'</span>':
 221                         ''
 222                 );
 223
 224                 $tpl->set( 'catlinks', $this->getCategories());
 225                 if( $wgOut->isSyndicated() ) {
 226                         $feeds = array();
 227                         foreach( $wgOut->getSyndicationLinks() as $format => $link ) {
 228                                 $feeds[$format] = array(
 229                                         'text' => wfMsg( "feed-$format" ),
 230                                         'href' => $link );
 231                         }
 232                         $tpl->setRef( 'feeds', $feeds );
 233                 } else {
 234                         $tpl->set( 'feeds', false );
 235                 }
 236                 if ($wgUseTrackbacks && $out->isArticleRelated()) {
 237                         $tpl->set( 'trackbackhtml', $wgTitle->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->setRef( 'wgScript', $wgScript );
 250                 $tpl->setRef( 'skinname', $this->skinname );
 251                 $tpl->set( 'skinclass', get_class( $this ) );
 252                 $tpl->setRef( 'stylename', $this->stylename );
 253                 $tpl->set( 'printable', $wgRequest->getBool( 'printable' ) );
 254                 $tpl->set( 'handheld', $wgRequest->getBool( 'handheld' ) );
 255                 $tpl->set( 'csslinks', $this->buildCssLinks() );
 256                 $tpl->setRef( 'loggedin', $this->loggedin );
 257                 $tpl->set( 'nsclass', $this->getNamespaceClasses( $this->mTitle ) );
 258                 $tpl->set('notspecialpage', $this->mTitle->getNamespace() != NS_SPECIAL);
 259                 /* XXX currently unused, might get useful later
 260                 $tpl->set( "editable", ($this->mTitle->getNamespace() != NS_SPECIAL ) );
 261                 $tpl->set( "exists", $this->mTitle->getArticleID() != 0 );
 262                 $tpl->set( "watch", $this->mTitle->userIsWatching() ? "unwatch" : "watch" );
 263                 $tpl->set( "protect", count($this->mTitle->isProtected()) ? "unprotect" : "protect" );
 264                 $tpl->set( "helppage", wfMsg('helppage'));
 265                 */
 266                 $tpl->set( 'searchaction', $this->escapeSearchLink() );
 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( 'langname', $wgContLang->getLanguageName( $wgContLanguageCode ) );
 277                 $tpl->set( 'showjumplinks', $wgUser->getOption( 'showjumplinks' ) );
 278                 $tpl->set( 'username', $wgUser->isAnon() ? NULL : $this->username );
 279                 $tpl->setRef( 'userpage', $this->userpage);
 280                 $tpl->setRef( 'userpageurl', $this->userpageUrlDetails['href']);
 281                 $tpl->set( 'userlang', $wgLang->getCode() );
 282                 $tpl->set( 'pagecss', $this->setupPageCss() );
 283                 $tpl->setRef( 'usercss', $this->usercss);
 284                 $tpl->setRef( 'userjs', $this->userjs);
 285                 $tpl->setRef( 'userjsprev', $this->userjsprev);
 286                 if( $wgUseSiteJs ) {
 287                         $jsCache = $this->loggedin ? '&smaxage=0' : '';
 288                         $tpl->set( 'jsvarurl',
 289                                 self::makeUrl('-',
 290                                         "action=raw$jsCache&gen=js&useskin=" .
 291                                                 urlencode( $this->getSkinName() ) ) );
 292                 } else {
 293                         $tpl->set('jsvarurl', false);
 294                 }
 295                 $newtalks = $wgUser->getNewMessageLinks();
 296
 297                 if (count($newtalks) == 1 && $newtalks[0]["wiki"] === wfWikiID() ) {
 298                         $usertitle = $this->mUser->getUserPage();
 299                         $usertalktitle = $usertitle->getTalkPage();
 300                         if( !$usertalktitle->equals( $this->mTitle ) ) {
 301                                 $ntl = wfMsg( 'youhavenewmessages',
 302                                         $this->makeKnownLinkObj(
 303                                                 $usertalktitle,
 304                                                 wfMsgHtml( 'newmessageslink' ),
 305                                                 'redirect=no'
 306                                         ),
 307                                         $this->makeKnownLinkObj(
 308                                                 $usertalktitle,
 309                                                 wfMsgHtml( 'newmessagesdifflink' ),
 310                                                 'diff=cur'
 311                                         )
 312                                 );
 313                                 # Disable Cache
 314                                 $wgOut->setSquidMaxage(0);
 315                         }
 316                 } else if (count($newtalks)) {
 317                         $sep = str_replace("_", " ", wfMsgHtml("newtalkseperator"));
 318                         $msgs = array();
 319                         foreach ($newtalks as $newtalk) {
 320                                 $msgs[] = wfElement("a",
 321                                         array('href' => $newtalk["link"]), $newtalk["wiki"]);
 322                         }
 323                         $parts = implode($sep, $msgs);
 324                         $ntl = wfMsgHtml('youhavenewmessagesmulti', $parts);
 325                         $wgOut->setSquidMaxage(0);
 326                 } else {
 327                         $ntl = '';
 328                 }
 329                 wfProfileOut( __METHOD__."-stuff2" );
 330
 331                 wfProfileIn( __METHOD__."-stuff3" );
 332                 $tpl->setRef( 'newtalk', $ntl );
 333                 $tpl->setRef( 'skin', $this );
 334                 $tpl->set( 'logo', $this->logoText() );
 335                 if ( $wgOut->isArticle() and (!isset( $oldid ) or isset( $diff )) and
 336                         $wgArticle and 0 != $wgArticle->getID() )
 337                 {
 338                         if ( !$wgDisableCounters ) {
 339                                 $viewcount = $wgLang->formatNum( $wgArticle->getCount() );
 340                                 if ( $viewcount ) {
 341                                         $tpl->set('viewcount', wfMsgExt( 'viewcount', array( 'parseinline' ), $viewcount ) );
 342                                 } else {
 343                                         $tpl->set('viewcount', false);
 344                                 }
 345                         } else {
 346                                 $tpl->set('viewcount', false);
 347                         }
 348
 349                         if ($wgPageShowWatchingUsers) {
 350                                 $dbr = wfGetDB( DB_SLAVE );
 351                                 $watchlist = $dbr->tableName( 'watchlist' );
 352                                 $sql = "SELECT COUNT(*) AS n FROM $watchlist
 353                                         WHERE wl_title='" . $dbr->strencode($this->mTitle->getDBkey()) .
 354                                         "' AND  wl_namespace=" . $this->mTitle->getNamespace() ;
 355                                 $res = $dbr->query( $sql, 'SkinTemplate::outputPage');
 356                                 $x = $dbr->fetchObject( $res );
 357                                 $numberofwatchingusers = $x->n;
 358                                 if ($numberofwatchingusers > 0) {
 359                                         $tpl->set('numberofwatchingusers',
 360                                                 wfMsgExt('number_of_watching_users_pageview', array('parseinline'),
 361                                                 $wgLang->formatNum($numberofwatchingusers))
 362                                         );
 363                                 } else {
 364                                         $tpl->set('numberofwatchingusers', false);
 365                                 }
 366                         } else {
 367                                 $tpl->set('numberofwatchingusers', false);
 368                         }
 369
 370                         $tpl->set('copyright',$this->getCopyright());
 371
 372                         $this->credits = false;
 373
 374                         if (isset($wgMaxCredits) && $wgMaxCredits != 0) {
 375                                 require_once("Credits.php");
 376                                 $this->credits = getCredits($wgArticle, $wgMaxCredits, $wgShowCreditsIfMax);
 377                         } else {
 378                                 $tpl->set('lastmod', $this->lastModified());
 379                         }
 380
 381                         $tpl->setRef( 'credits', $this->credits );
 382
 383                 } elseif ( isset( $oldid ) && !isset( $diff ) ) {
 384                         $tpl->set('copyright', $this->getCopyright());
 385                         $tpl->set('viewcount', false);
 386                         $tpl->set('lastmod', false);
 387                         $tpl->set('credits', false);
 388                         $tpl->set('numberofwatchingusers', false);
 389                 } else {
 390                         $tpl->set('copyright', false);
 391                         $tpl->set('viewcount', false);
 392                         $tpl->set('lastmod', false);
 393                         $tpl->set('credits', false);
 394                         $tpl->set('numberofwatchingusers', false);
 395                 }
 396                 wfProfileOut( __METHOD__."-stuff3" );
 397
 398                 wfProfileIn( __METHOD__."-stuff4" );
 399                 $tpl->set( 'copyrightico', $this->getCopyrightIcon() );
 400                 $tpl->set( 'poweredbyico', $this->getPoweredBy() );
 401                 $tpl->set( 'disclaimer', $this->disclaimerLink() );
 402                 $tpl->set( 'privacy', $this->privacyLink() );
 403                 $tpl->set( 'about', $this->aboutLink() );
 404
 405                 $tpl->setRef( 'debug', $out->mDebugtext );
 406                 $tpl->set( 'reporttime', wfReportTime() );
 407                 $tpl->set( 'sitenotice', wfGetSiteNotice() );
 408                 $tpl->set( 'bottomscripts', $this->bottomScripts() );
 409
 410                 $printfooter = "<div class=\"printfooter\">\n" . $this->printSource() . "</div>\n";
 411                 $out->mBodytext .= $printfooter ;
 412                 $tpl->setRef( 'bodytext', $out->mBodytext );
 413
 414                 # Language links
 415                 $language_urls = array();
 416
 417                 if ( !$wgHideInterlanguageLinks ) {
 418                         foreach( $wgOut->getLanguageLinks() as $l ) {
 419                                 $tmp = explode( ':', $l, 2 );
 420                                 $class = 'interwiki-' . $tmp[0];
 421                                 unset($tmp);
 422                                 $nt = Title::newFromText( $l );
 423                                 $language_urls[] = array(
 424                                         'href' => $nt->getFullURL(),
 425                                         'text' => ($wgContLang->getLanguageName( $nt->getInterwiki()) != ''?$wgContLang->getLanguageName( $nt->getInterwiki()) : $l),
 426                                         'class' => $class
 427                                 );
 428                         }
 429                 }
 430                 if(count($language_urls)) {
 431                         $tpl->setRef( 'language_urls', $language_urls);
 432                 } else {
 433                         $tpl->set('language_urls', false);
 434                 }
 435                 wfProfileOut( __METHOD__."-stuff4" );
 436
 437                 # Personal toolbar
 438                 $tpl->set('personal_urls', $this->buildPersonalUrls());
 439                 $content_actions = $this->buildContentActionUrls();
 440                 $tpl->setRef('content_actions', $content_actions);
 441
 442                 // XXX: attach this from javascript, same with section editing
 443                 if($this->iseditable && $wgUser->getOption("editondblclick") )
 444                 {
 445                         $encEditUrl = wfEscapeJsString( $this->mTitle->getLocalUrl( $this->editUrlOptions() ) );
 446                         $tpl->set('body_ondblclick', 'document.location = "' . $encEditUrl . '";');
 447                 } else {
 448                         $tpl->set('body_ondblclick', false);
 449                 }
 450                 $tpl->set( 'body_onload', false );
 451                 $tpl->set( 'sidebar', $this->buildSidebar() );
 452                 $tpl->set( 'nav_urls', $this->buildNavUrls() );
 453
 454                 // original version by hansm
 455                 if( !wfRunHooks( 'SkinTemplateOutputPageBeforeExec', array( &$this, &$tpl ) ) ) {
 456                         wfDebug( __METHOD__ . ': Hook SkinTemplateOutputPageBeforeExec broke outputPage execution!' );
 457                 }
 458
 459                 // allow extensions adding stuff after the page content.
 460                 // See Skin::afterContentHook() for further documentation.
 461                 $tpl->set ('dataAfterContent', $this->afterContentHook());
 462
 463                 // execute template
 464                 wfProfileIn( __METHOD__."-execute" );
 465                 $res = $tpl->execute();
 466                 wfProfileOut( __METHOD__."-execute" );
 467
 468                 // result may be an error
 469                 $this->printOrError( $res );
 470                 wfProfileOut( __METHOD__ );
 471         }
 472
 473         /**
 474          * Output the string, or print error message if it's
 475          * an error object of the appropriate type.
 476          * For the base class, assume strings all around.
 477          *
 478          * @param mixed $str
 479          * @private
 480          */
 481         function printOrError( $str ) {
 482                 echo $str;
 483         }
 484
 485         /**
 486          * build array of urls for personal toolbar
 487          * @return array
 488          * @private
 489          */
 490         function buildPersonalUrls() {
 491                 global $wgTitle, $wgRequest;
 492
 493                 $pageurl = $wgTitle->getLocalURL();
 494                 wfProfileIn( __METHOD__ );
 495
 496                 /* set up the default links for the personal toolbar */
 497                 $personal_urls = array();
 498                 if ($this->loggedin) {
 499                         $personal_urls['userpage'] = array(
 500                                 'text' => $this->username,
 501                                 'href' => &$this->userpageUrlDetails['href'],
 502                                 'class' => $this->userpageUrlDetails['exists']?false:'new',
 503                                 'active' => ( $this->userpageUrlDetails['href'] == $pageurl )
 504                         );
 505                         $usertalkUrlDetails = $this->makeTalkUrlDetails($this->userpage);
 506                         $personal_urls['mytalk'] = array(
 507                                 'text' => wfMsg('mytalk'),
 508                                 'href' => &$usertalkUrlDetails['href'],
 509                                 'class' => $usertalkUrlDetails['exists']?false:'new',
 510                                 'active' => ( $usertalkUrlDetails['href'] == $pageurl )
 511                         );
 512                         $href = self::makeSpecialUrl( 'Preferences' );
 513                         $personal_urls['preferences'] = array(
 514                                 'text' => wfMsg( 'mypreferences' ),
 515                                 'href' => $href,
 516                                 'active' => ( $href == $pageurl )
 517                         );
 518                         $href = self::makeSpecialUrl( 'Watchlist' );
 519                         $personal_urls['watchlist'] = array(
 520                                 'text' => wfMsg( 'mywatchlist' ),
 521                                 'href' => $href,
 522                                 'active' => ( $href == $pageurl )
 523                         );
 524
 525                         # We need to do an explicit check for Special:Contributions, as we
 526                         # have to match both the title, and the target (which could come
 527                         # from request values or be specified in "sub page" form. The plot
 528                         # thickens, because $wgTitle is altered for special pages, so doesn't
 529                         # contain the original alias-with-subpage.
 530                         $title = Title::newFromText( $wgRequest->getText( 'title' ) );
 531                         if( $title instanceof Title && $title->getNamespace() == NS_SPECIAL ) {
 532                                 list( $spName, $spPar ) =
 533                                         SpecialPage::resolveAliasWithSubpage( $title->getText() );
 534                                 $active = $spName == 'Contributions'
 535                                         && ( ( $spPar && $spPar == $this->username )
 536                                                 || $wgRequest->getText( 'target' ) == $this->username );
 537                         } else {
 538                                 $active = false;
 539                         }
 540
 541                         $href = self::makeSpecialUrlSubpage( 'Contributions', $this->username );
 542                         $personal_urls['mycontris'] = array(
 543                                 'text' => wfMsg( 'mycontris' ),
 544                                 'href' => $href,
 545                                 'active' => $active
 546                         );
 547                         $personal_urls['logout'] = array(
 548                                 'text' => wfMsg( 'userlogout' ),
 549                                 'href' => self::makeSpecialUrl( 'Userlogout',
 550                                         $wgTitle->isSpecial( 'Preferences' ) ? '' : "returnto={$this->thisurl}"
 551                                 ),
 552                                 'active' => false
 553                         );
 554                 } else {
 555                         global $wgUser;
 556                         $loginlink = $wgUser->isAllowed( 'createaccount' )
 557                                 ? 'nav-login-createaccount'
 558                                 : 'login';
 559                         if( $this->showIPinHeader() ) {
 560                                 $href = &$this->userpageUrlDetails['href'];
 561                                 $personal_urls['anonuserpage'] = array(
 562                                         'text' => $this->username,
 563                                         'href' => $href,
 564                                         'class' => $this->userpageUrlDetails['exists']?false:'new',
 565                                         'active' => ( $pageurl == $href )
 566                                 );
 567                                 $usertalkUrlDetails = $this->makeTalkUrlDetails($this->userpage);
 568                                 $href = &$usertalkUrlDetails['href'];
 569                                 $personal_urls['anontalk'] = array(
 570                                         'text' => wfMsg('anontalk'),
 571                                         'href' => $href,
 572                                         'class' => $usertalkUrlDetails['exists']?false:'new',
 573                                         'active' => ( $pageurl == $href )
 574                                 );
 575                                 $personal_urls['anonlogin'] = array(
 576                                         'text' => wfMsg( $loginlink ),
 577                                         'href' => self::makeSpecialUrl( 'Userlogin', 'returnto=' . $this->thisurl ),
 578                                         'active' => $wgTitle->isSpecial( 'Userlogin' )
 579                                 );
 580                         } else {
 581
 582                                 $personal_urls['login'] = array(
 583                                         'text' => wfMsg( $loginlink ),
 584                                         'href' => self::makeSpecialUrl( 'Userlogin', 'returnto=' . $this->thisurl ),
 585                                         'active' => $wgTitle->isSpecial( 'Userlogin' )
 586                                 );
 587                         }
 588                 }
 589
 590                 wfRunHooks( 'PersonalUrls', array( &$personal_urls, &$wgTitle ) );
 591                 wfProfileOut( __METHOD__ );
 592                 return $personal_urls;
 593         }
 594
 595         function tabAction( $title, $message, $selected, $query='', $checkEdit=false ) {
 596                 $classes = array();
 597                 if( $selected ) {
 598                         $classes[] = 'selected';
 599                 }
 600                 if( $checkEdit && !$title->isAlwaysKnown() && $title->getArticleId() == 0 ) {
 601                         $classes[] = 'new';
 602                         $query = 'action=edit';
 603                 }
 604
 605                 $text = wfMsg( $message );
 606                 if ( wfEmptyMsg( $message, $text ) ) {
 607                         global $wgContLang;
 608                         $text = $wgContLang->getFormattedNsText( MWNamespace::getSubject( $title->getNamespace() ) );
 609                 }
 610
 611                 $result = array();
 612                 if( !wfRunHooks('SkinTemplateTabAction', array(&$this,
 613                                 $title, $message, $selected, $checkEdit,
 614                                 &$classes, &$query, &$text, &$result)) ) {
 615                         return $result;
 616                 }
 617
 618                 return array(
 619                         'class' => implode( ' ', $classes ),
 620                         'text' => $text,
 621                         'href' => $title->getLocalUrl( $query ) );
 622         }
 623
 624         function makeTalkUrlDetails( $name, $urlaction = '' ) {
 625                 $title = Title::newFromText( $name );
 626                 if( !is_object($title) ) {
 627                         throw new MWException( __METHOD__." given invalid pagename $name" );
 628                 }
 629                 $title = $title->getTalkPage();
 630                 self::checkTitle( $title, $name );
 631                 return array(
 632                         'href' => $title->getLocalURL( $urlaction ),
 633                         'exists' => $title->getArticleID() != 0 ? true : false
 634                 );
 635         }
 636
 637         function makeArticleUrlDetails( $name, $urlaction = '' ) {
 638                 $title = Title::newFromText( $name );
 639                 $title= $title->getSubjectPage();
 640                 self::checkTitle( $title, $name );
 641                 return array(
 642                         'href' => $title->getLocalURL( $urlaction ),
 643                         'exists' => $title->getArticleID() != 0 ? true : false
 644                 );
 645         }
 646
 647         /**
 648          * an array of edit links by default used for the tabs
 649          * @return array
 650          * @private
 651          */
 652         function buildContentActionUrls () {
 653                 global $wgContLang, $wgLang, $wgOut;
 654                 wfProfileIn( __METHOD__ );
 655
 656                 global $wgUser, $wgRequest;
 657                 $action = $wgRequest->getText( 'action' );
 658                 $section = $wgRequest->getText( 'section' );
 659                 $content_actions = array();
 660
 661                 $prevent_active_tabs = false ;
 662                 wfRunHooks( 'SkinTemplatePreventOtherActiveTabs', array( &$this , &$prevent_active_tabs ) )     ;
 663
 664                 if( $this->iscontent ) {
 665                         $subjpage = $this->mTitle->getSubjectPage();
 666                         $talkpage = $this->mTitle->getTalkPage();
 667
 668                         $nskey = $this->mTitle->getNamespaceKey();
 669                         $content_actions[$nskey] = $this->tabAction(
 670                                 $subjpage,
 671                                 $nskey,
 672                                 !$this->mTitle->isTalkPage() && !$prevent_active_tabs,
 673                                 '', true);
 674
 675                         $content_actions['talk'] = $this->tabAction(
 676                                 $talkpage,
 677                                 'talk',
 678                                 $this->mTitle->isTalkPage() && !$prevent_active_tabs,
 679                                 '',
 680                                 true);
 681
 682                         wfProfileIn( __METHOD__."-edit" );
 683                         if ( $this->mTitle->quickUserCan( 'edit' ) && ( $this->mTitle->exists() || $this->mTitle->quickUserCan( 'create' ) ) ) {
 684                                 $istalk = $this->mTitle->isTalkPage();
 685                                 $istalkclass = $istalk?' istalk':'';
 686                                 $content_actions['edit'] = array(
 687                                         'class' => ((($action == 'edit' or $action == 'submit') and $section != 'new') ? 'selected' : '').$istalkclass,
 688                                         'text' => $this->mTitle->exists()
 689                                                 ? wfMsg( 'edit' )
 690                                                 : wfMsg( 'create' ),
 691                                         'href' => $this->mTitle->getLocalUrl( $this->editUrlOptions() )
 692                                 );
 693
 694                                 if ( $istalk || $wgOut->showNewSectionLink() ) {
 695                                         $content_actions['addsection'] = array(
 696                                                 'class' => $section == 'new'?'selected':false,
 697                                                 'text' => wfMsg('addsection'),
 698                                                 'href' => $this->mTitle->getLocalUrl( 'action=edit&section=new' )
 699                                         );
 700                                 }
 701                         } elseif ( $this->mTitle->exists() || $this->mTitle->isAlwaysKnown() ) {
 702                                 $content_actions['viewsource'] = array(
 703                                         'class' => ($action == 'edit') ? 'selected' : false,
 704                                         'text' => wfMsg('viewsource'),
 705                                         'href' => $this->mTitle->getLocalUrl( $this->editUrlOptions() )
 706                                 );
 707                         }
 708                         wfProfileOut( __METHOD__."-edit" );
 709
 710                         wfProfileIn( __METHOD__."-live" );
 711                         if ( $this->mTitle->getArticleId() ) {
 712
 713                                 $content_actions['history'] = array(
 714                                         'class' => ($action == 'history') ? 'selected' : false,
 715                                         'text' => wfMsg('history_short'),
 716                                         'href' => $this->mTitle->getLocalUrl( 'action=history')
 717                                 );
 718
 719                                 if($wgUser->isAllowed('delete')){
 720                                         $content_actions['delete'] = array(
 721                                                 'class' => ($action == 'delete') ? 'selected' : false,
 722                                                 'text' => wfMsg('delete'),
 723                                                 'href' => $this->mTitle->getLocalUrl( 'action=delete' )
 724                                         );
 725                                 }
 726                                 if ( $this->mTitle->quickUserCan( 'move' ) ) {
 727                                         $moveTitle = SpecialPage::getTitleFor( 'Movepage', $this->thispage );
 728                                         $content_actions['move'] = array(
 729                                                 'class' => $this->mTitle->isSpecial( 'Movepage' ) ? 'selected' : false,
 730                                                 'text' => wfMsg('move'),
 731                                                 'href' => $moveTitle->getLocalUrl()
 732                                         );
 733                                 }
 734
 735                                 if ( $this->mTitle->getNamespace() !== NS_MEDIAWIKI && $wgUser->isAllowed( 'protect' ) ) {
 736                                         if(!$this->mTitle->isProtected()){
 737                                                 $content_actions['protect'] = array(
 738                                                         'class' => ($action == 'protect') ? 'selected' : false,
 739                                                         'text' => wfMsg('protect'),
 740                                                         'href' => $this->mTitle->getLocalUrl( 'action=protect' )
 741                                                 );
 742
 743                                         } else {
 744                                                 $content_actions['unprotect'] = array(
 745                                                         'class' => ($action == 'unprotect') ? 'selected' : false,
 746                                                         'text' => wfMsg('unprotect'),
 747                                                         'href' => $this->mTitle->getLocalUrl( 'action=unprotect' )
 748                                                 );
 749                                         }
 750                                 }
 751                         } else {
 752                                 //article doesn't exist or is deleted
 753                                 if( $wgUser->isAllowed( 'deletedhistory' ) && $wgUser->isAllowed( 'undelete' ) ) {
 754                                         if( $n = $this->mTitle->isDeleted() ) {
 755                                                 $undelTitle = SpecialPage::getTitleFor( 'Undelete' );
 756                                                 $content_actions['undelete'] = array(
 757                                                         'class' => false,
 758                                                         'text' => wfMsgExt( 'undelete_short', array( 'parsemag' ), $wgLang->formatNum($n) ),
 759                                                         'href' => $undelTitle->getLocalUrl( 'target=' . urlencode( $this->thispage ) )
 760                                                         #'href' => self::makeSpecialUrl( "Undelete/$this->thispage" )
 761                                                 );
 762                                         }
 763                                 }
 764
 765                                 if ( $this->mTitle->getNamespace() !== NS_MEDIAWIKI && $wgUser->isAllowed( 'protect' ) ) {
 766                                         if( !$this->mTitle->getRestrictions( 'create' ) ) {
 767                                                 $content_actions['protect'] = array(
 768                                                         'class' => ($action == 'protect') ? 'selected' : false,
 769                                                         'text' => wfMsg('protect'),
 770                                                         'href' => $this->mTitle->getLocalUrl( 'action=protect' )
 771                                                 );
 772
 773                                         } else {
 774                                                 $content_actions['unprotect'] = array(
 775                                                         'class' => ($action == 'unprotect') ? 'selected' : false,
 776                                                         'text' => wfMsg('unprotect'),
 777                                                         'href' => $this->mTitle->getLocalUrl( 'action=unprotect' )
 778                                                 );
 779                                         }
 780                                 }
 781                         }
 782
 783                         wfProfileOut( __METHOD__."-live" );
 784
 785                         if( $this->loggedin ) {
 786                                 if( !$this->mTitle->userIsWatching()) {
 787                                         $content_actions['watch'] = array(
 788                                                 'class' => ($action == 'watch' or $action == 'unwatch') ? 'selected' : false,
 789                                                 'text' => wfMsg('watch'),
 790                                                 'href' => $this->mTitle->getLocalUrl( 'action=watch' )
 791                                         );
 792                                 } else {
 793                                         $content_actions['unwatch'] = array(
 794                                                 'class' => ($action == 'unwatch' or $action == 'watch') ? 'selected' : false,
 795                                                 'text' => wfMsg('unwatch'),
 796                                                 'href' => $this->mTitle->getLocalUrl( 'action=unwatch' )
 797                                         );
 798                                 }
 799                         }
 800
 801
 802                         wfRunHooks( 'SkinTemplateTabs', array( &$this , &$content_actions ) )   ;
 803                 } else {
 804                         /* show special page tab */
 805
 806                         $content_actions[$this->mTitle->getNamespaceKey()] = array(
 807                                 'class' => 'selected',
 808                                 'text' => wfMsg('nstab-special'),
 809                                 'href' => $wgRequest->getRequestURL(), // @bug 2457, 2510
 810                         );
 811
 812                         wfRunHooks( 'SkinTemplateBuildContentActionUrlsAfterSpecialPage', array( &$this, &$content_actions ) );
 813                 }
 814
 815                 /* show links to different language variants */
 816                 global $wgDisableLangConversion;
 817                 $variants = $wgContLang->getVariants();
 818                 if( !$wgDisableLangConversion && sizeof( $variants ) > 1 ) {
 819                         $preferred = $wgContLang->getPreferredVariant();
 820                         $vcount=0;
 821                         foreach( $variants as $code ) {
 822                                 $varname = $wgContLang->getVariantname( $code );
 823                                 if( $varname == 'disable' )
 824                                         continue;
 825                                 $selected = ( $code == $preferred )? 'selected' : false;
 826                                 $content_actions['varlang-' . $vcount] = array(
 827                                                 'class' => $selected,
 828                                                 'text' => $varname,
 829                                                 'href' => $this->mTitle->getLocalURL('',$code)
 830                                         );
 831                                 $vcount ++;
 832                         }
 833                 }
 834
 835                 wfRunHooks( 'SkinTemplateContentActions', array( &$content_actions ) );
 836
 837                 wfProfileOut( __METHOD__ );
 838                 return $content_actions;
 839         }
 840
 841
 842
 843         /**
 844          * build array of common navigation links
 845          * @return array
 846          * @private
 847          */
 848         function buildNavUrls () {
 849                 global $wgUseTrackbacks, $wgTitle, $wgUser, $wgRequest;
 850                 global $wgEnableUploads, $wgUploadNavigationUrl;
 851
 852                 wfProfileIn( __METHOD__ );
 853
 854                 $action = $wgRequest->getText( 'action' );
 855
 856                 $nav_urls = array();
 857                 $nav_urls['mainpage'] = array( 'href' => self::makeMainPageUrl() );
 858                 if( $wgEnableUploads ) {
 859                         if ($wgUploadNavigationUrl) {
 860                                 $nav_urls['upload'] = array( 'href' => $wgUploadNavigationUrl );
 861                         } else {
 862                                 $nav_urls['upload'] = array( 'href' => self::makeSpecialUrl( 'Upload' ) );
 863                         }
 864                 } else {
 865                         if ($wgUploadNavigationUrl)
 866                                 $nav_urls['upload'] = array( 'href' => $wgUploadNavigationUrl );
 867                         else
 868                                 $nav_urls['upload'] = false;
 869                 }
 870                 $nav_urls['specialpages'] = array( 'href' => self::makeSpecialUrl( 'Specialpages' ) );
 871
 872                 // default permalink to being off, will override it as required below.
 873                 $nav_urls['permalink'] = false;
 874
 875                 // A print stylesheet is attached to all pages, but nobody ever
 876                 // figures that out. :)  Add a link...
 877                 if( $this->iscontent && ($action == '' || $action == 'view' || $action == 'purge' ) ) {
 878                         $nav_urls['print'] = array(
 879                                 'text' => wfMsg( 'printableversion' ),
 880                                 'href' => $wgRequest->appendQuery( 'printable=yes' )
 881                         );
 882
 883                         // Also add a "permalink" while we're at it
 884                         if ( $this->mRevisionId ) {
 885                                 $nav_urls['permalink'] = array(
 886                                         'text' => wfMsg( 'permalink' ),
 887                                         'href' => $wgTitle->getLocalURL( "oldid=$this->mRevisionId" )
 888                                 );
 889                         }
 890
 891                         // Copy in case this undocumented, shady hook tries to mess with internals
 892                         $revid = $this->mRevisionId;
 893                         wfRunHooks( 'SkinTemplateBuildNavUrlsNav_urlsAfterPermalink', array( &$this, &$nav_urls, &$revid, &$revid ) );
 894                 }
 895
 896                 if( $this->mTitle->getNamespace() != NS_SPECIAL ) {
 897                         $wlhTitle = SpecialPage::getTitleFor( 'Whatlinkshere', $this->thispage );
 898                         $nav_urls['whatlinkshere'] = array(
 899                                 'href' => $wlhTitle->getLocalUrl()
 900                         );
 901                         if( $this->mTitle->getArticleId() ) {
 902                                 $rclTitle = SpecialPage::getTitleFor( 'Recentchangeslinked', $this->thispage );
 903                                 $nav_urls['recentchangeslinked'] = array(
 904                                         'href' => $rclTitle->getLocalUrl()
 905                                 );
 906                         } else {
 907                                 $nav_urls['recentchangeslinked'] = false;
 908                         }
 909                         if ($wgUseTrackbacks)
 910                                 $nav_urls['trackbacklink'] = array(
 911                                         'href' => $wgTitle->trackbackURL()
 912                                 );
 913                 }
 914
 915                 if( $this->mTitle->getNamespace() == NS_USER || $this->mTitle->getNamespace() == NS_USER_TALK ) {
 916                         $id = User::idFromName($this->mTitle->getText());
 917                         $ip = User::isIP($this->mTitle->getText());
 918                 } else {
 919                         $id = 0;
 920                         $ip = false;
 921                 }
 922
 923                 if($id || $ip) { # both anons and non-anons have contribs list
 924                         $nav_urls['contributions'] = array(
 925                                 'href' => self::makeSpecialUrlSubpage( 'Contributions', $this->mTitle->getText() )
 926                         );
 927
 928                         if( $id ) {
 929                                 $logPage = SpecialPage::getTitleFor( 'Log' );
 930                                 $nav_urls['log'] = array( 'href' => $logPage->getLocalUrl( 'user='
 931                                         . $this->mTitle->getPartialUrl() ) );
 932                         } else {
 933                                 $nav_urls['log'] = false;
 934                         }
 935
 936                         if ( $wgUser->isAllowed( 'block' ) ) {
 937                                 $nav_urls['blockip'] = array(
 938                                         'href' => self::makeSpecialUrlSubpage( 'Blockip', $this->mTitle->getText() )
 939                                 );
 940                         } else {
 941                                 $nav_urls['blockip'] = false;
 942                         }
 943                 } else {
 944                         $nav_urls['contributions'] = false;
 945                         $nav_urls['log'] = false;
 946                         $nav_urls['blockip'] = false;
 947                 }
 948                 $nav_urls['emailuser'] = false;
 949                 if( $this->showEmailUser( $id ) ) {
 950                         $nav_urls['emailuser'] = array(
 951                                 'href' => self::makeSpecialUrlSubpage( 'Emailuser', $this->mTitle->getText() )
 952                         );
 953                 }
 954                 wfProfileOut( __METHOD__ );
 955                 return $nav_urls;
 956         }
 957
 958         /**
 959          * Generate strings used for xml 'id' names
 960          * @return string
 961          * @private
 962          */
 963         function getNameSpaceKey () {
 964                 return $this->mTitle->getNamespaceKey();
 965         }
 966
 967         /**
 968          * @private
 969          */
 970         function setupUserCss( $extCSS = array() ) {
 971                 global $wgRequest, $wgAllowUserCss, $wgUseSiteCss, $wgContLang, $wgSquidMaxage, $wgStylePath, $wgUser;
 972
 973                 wfProfileIn( __METHOD__ );
 974
 975                 $siteargs = array(
 976                         'action' => 'raw',
 977                         'maxage' => $wgSquidMaxage,
 978                 );
 979                 if( $this->loggedin ) {
 980                         // Ensure that logged-in users' generated CSS isn't clobbered
 981                         // by anons' publicly cacheable generated CSS.
 982                         $siteargs['smaxage'] = '0';
 983                         $siteargs['ts'] = $wgUser->mTouched;
 984                 }
 985
 986                 // Add any extension CSS
 987                 foreach( $extCSS as $tag ) {
 988                         $this->addStyle( $tag['href'] );
 989                 }
 990
 991                 // If we use the site's dynamic CSS, throw that in, too
 992                 // Per-site custom styles
 993                 if ( $wgUseSiteCss ) {
 994                         $query = wfArrayToCGI( array(
 995                                 'usemsgcache' => 'yes',
 996                                 'ctype' => 'text/css',
 997                                 'smaxage' => $wgSquidMaxage
 998                         ) + $siteargs );
 999                         $this->addStyle( self::makeNSUrl( 'Common.css', $query, NS_MEDIAWIKI ) );
1000                         $this->addStyle( self::makeNSUrl( ucfirst( $this->skinname ) . '.css', $query, NS_MEDIAWIKI ),
1001                                 'screen' );
1002                 }
1003
1004                 // Per-user styles based on preferences
1005                 $siteargs['gen'] = 'css';
1006                 if( ( $us = $wgRequest->getVal( 'useskin', '' ) ) !== '' )
1007                         $siteargs['useskin'] = $us;
1008                 $this->addStyle( self::makeUrl( '-', wfArrayToCGI( $siteargs ) ), 'screen' );
1009
1010                 // Per-user custom style pages
1011                 if ( $wgAllowUserCss && $this->loggedin ) {
1012                         $action = $wgRequest->getVal('action');
1013
1014                         # if we're previewing the CSS page, use it
1015                         if( $this->mTitle->isCssSubpage() && $this->userCanPreview( $action ) ) {
1016                                 $previewCss = $wgRequest->getText('wpTextbox1');
1017
1018                                 /// @fixme properly escape the cdata!
1019                                 $this->usercss = "/*<![CDATA[*/\n" .
1020                                         $previewCss .
1021                                         "/*]]>*/";
1022                         } else {
1023                                 $this->addStyle( self::makeUrl($this->userpage . '/'.$this->skinname.'.css',
1024                                                                  'action=raw&ctype=text/css'), 'screen' );
1025                         }
1026                 }
1027
1028                 wfProfileOut( __METHOD__ );
1029         }
1030
1031         /**
1032          * @private
1033          */
1034         function setupUserJs( $allowUserJs ) {
1035                 wfProfileIn( __METHOD__ );
1036
1037                 global $wgRequest, $wgJsMimeType;
1038                 $action = $wgRequest->getText('action');
1039
1040                 if( $allowUserJs && $this->loggedin ) {
1041                         if( $this->mTitle->isJsSubpage() and $this->userCanPreview( $action ) ) {
1042                                 # XXX: additional security check/prompt?
1043                                 $this->userjsprev = '/*<![CDATA[*/ ' . $wgRequest->getText('wpTextbox1') . ' /*]]>*/';
1044                         } else {
1045                                 $this->userjs = self::makeUrl($this->userpage.'/'.$this->skinname.'.js', 'action=raw&ctype='.$wgJsMimeType);
1046                         }
1047                 }
1048                 wfProfileOut( __METHOD__ );
1049         }
1050
1051         /**
1052          * Code for extensions to hook into to provide per-page CSS, see
1053          * extensions/PageCSS/PageCSS.php for an implementation of this.
1054          *
1055          * @private
1056          */
1057         function setupPageCss() {
1058                 wfProfileIn( __METHOD__ );
1059                 $out = false;
1060                 wfRunHooks( 'SkinTemplateSetupPageCss', array( &$out ) );
1061
1062                 wfProfileOut( __METHOD__ );
1063                 return $out;
1064         }
1065
1066         /**
1067          * returns css with user-specific options
1068          */
1069         public function getUserStylesheet() {
1070                 wfProfileIn( __METHOD__ );
1071
1072                 $s = "/* generated user stylesheet */\n";
1073                 $s .= $this->reallyDoGetUserStyles();
1074                 wfProfileOut( __METHOD__ );
1075                 return $s;
1076         }
1077
1078         /**
1079          * This returns MediaWiki:Common.js and MediaWiki:[Skinname].js concate-
1080          * nated together.  For some bizarre reason, it does *not* return any
1081          * custom user JS from subpages.  Huh?
1082          *
1083          * There's absolutely no reason to have separate Monobook/Common JSes.
1084          * Any JS that cares can just check the skin variable generated at the
1085          * top.  For now Monobook.js will be maintained, but it should be consi-
1086          * dered deprecated.
1087          *
1088          * @return string
1089          */
1090         public function getUserJs() {
1091                 wfProfileIn( __METHOD__ );
1092
1093                 $s = parent::getUserJs();
1094                 $s .= "\n\n/* MediaWiki:".ucfirst($this->skinname).".js */\n";
1095
1096                 // avoid inclusion of non defined user JavaScript (with custom skins only)
1097                 // by checking for default message content
1098                 $msgKey = ucfirst($this->skinname).'.js';
1099                 $userJS = wfMsgForContent($msgKey);
1100                 if ( !wfEmptyMsg( $msgKey, $userJS ) ) {
1101                         $s .= $userJS;
1102                 }
1103
1104                 wfProfileOut( __METHOD__ );
1105                 return $s;
1106         }
1107
1108         /**
1109          * Add a local or specified stylesheet, with the given media options.
1110          * Meant primarily for internal use...
1111          *
1112          * @param $media -- to specify a media type, 'screen', 'printable', 'handheld' or any.
1113          * @param $conditional -- for IE conditional comments, specifying an IE version
1114          * @param $dir -- set to 'rtl' or 'ltr' for direction-specific sheets
1115          */
1116         public function addStyle( $style, $media='', $condition='', $dir='' ) {
1117                 $options = array();
1118                 if( $media )
1119                         $options['media'] = $media;
1120                 if( $condition )
1121                         $options['condition'] = $condition;
1122                 if( $dir )
1123                         $options['dir'] = $dir;
1124                 $this->styles[$style] = $options;
1125         }
1126
1127         /**
1128          * Build a set of <link>s for the stylesheets specified in the $this->styles array.
1129          * These will be applied to various media & IE conditionals.
1130          */
1131         protected function buildCssLinks() {
1132                 $links = array();
1133                 foreach( $this->styles as $file => $options ) {
1134                         $link = $this->styleLink( $file, $options );
1135                         if( $link )
1136                                 $links[] = $link;
1137                 }
1138
1139                 return implode( "\n\t\t", $links );
1140         }
1141
1142         protected function styleLink( $style, $options ) {
1143                 global $wgRequest;
1144
1145                 if( isset( $options['dir'] ) ) {
1146                         global $wgContLang;
1147                         $siteDir = $wgContLang->isRTL() ? 'rtl' : 'ltr';
1148                         if( $siteDir != $options['dir'] )
1149                                 return '';
1150                 }
1151
1152                 if( isset( $options['media'] ) ) {
1153                         $media = $this->transformCssMedia( $options['media'] );
1154                         if( is_null( $media ) ) {
1155                                 return '';
1156                         }
1157                 } else {
1158                         $media = '';
1159                 }
1160
1161                 if( substr( $style, 0, 1 ) == '/' ||
1162                         substr( $style, 0, 5 ) == 'http:' ||
1163                         substr( $style, 0, 6 ) == 'https:' ) {
1164                         $url = $style;
1165                 } else {
1166                         global $wgStylePath, $wgStyleVersion;
1167                         $url = $wgStylePath . '/' . $style . '?' . $wgStyleVersion;
1168                 }
1169
1170                 $attribs = array(
1171                         'rel' => 'stylesheet',
1172                         'href' => $url,
1173                         'type' => 'text/css' );
1174                 if( $media ) {
1175                         $attribs['media'] = $media;
1176                 }
1177
1178                 $link = Xml::element( 'link', $attribs );
1179
1180                 if( isset( $options['condition'] ) ) {
1181                         $condition = htmlspecialchars( $options['condition'] );
1182                         $link = "<!--[if $condition]>$link<![endif]-->";
1183                 }
1184                 return $link;
1185         }
1186
1187         function transformCssMedia( $media ) {
1188                 global $wgRequest, $wgHandheldForIPhone;
1189
1190                 // Switch in on-screen display for media testing
1191                 $switches = array(
1192                         'printable' => 'print',
1193                         'handheld' => 'handheld',
1194                 );
1195                 foreach( $switches as $switch => $targetMedia ) {
1196                         if( $wgRequest->getBool( $switch ) ) {
1197                                 if( $media == $targetMedia ) {
1198                                         $media = '';
1199                                 } elseif( $media == 'screen' ) {
1200                                         return null;
1201                                 }
1202                         }
1203                 }
1204
1205                 // Expand longer media queries as iPhone doesn't grok 'handheld'
1206                 if( $wgHandheldForIPhone ) {
1207                         $mediaAliases = array(
1208                                 'screen' => 'screen and (min-device-width: 481px)',
1209                                 'handheld' => 'handheld, only screen and (max-device-width: 480px)',
1210                         );
1211
1212                         if( isset( $mediaAliases[$media] ) ) {
1213                                 $media = $mediaAliases[$media];
1214                         }
1215                 }
1216
1217                 return $media;
1218         }
1219
1220 }
1221
1222 /**
1223  * Generic wrapper for template functions, with interface
1224  * compatible with what we use of PHPTAL 0.7.
1225  * @ingroup Skins
1226  */
1227 class QuickTemplate {
1228         /**
1229          * @public
1230          */
1231         function QuickTemplate() {
1232                 $this->data = array();
1233                 $this->translator = new MediaWiki_I18N();
1234         }
1235
1236         /**
1237          * @public
1238          */
1239         function set( $name, $value ) {
1240                 $this->data[$name] = $value;
1241         }
1242
1243         /**
1244          * @public
1245          */
1246         function setRef($name, &$value) {
1247                 $this->data[$name] =& $value;
1248         }
1249
1250         /**
1251          * @public
1252          */
1253         function setTranslator( &$t ) {
1254                 $this->translator = &$t;
1255         }
1256
1257         /**
1258          * @public
1259          */
1260         function execute() {
1261                 echo "Override this function.";
1262         }
1263
1264
1265         /**
1266          * @private
1267          */
1268         function text( $str ) {
1269                 echo htmlspecialchars( $this->data[$str] );
1270         }
1271
1272         /**
1273          * @private
1274          */
1275         function jstext( $str ) {
1276                 echo Xml::escapeJsString( $this->data[$str] );
1277         }
1278
1279         /**
1280          * @private
1281          */
1282         function html( $str ) {
1283                 echo $this->data[$str];
1284         }
1285
1286         /**
1287          * @private
1288          */
1289         function msg( $str ) {
1290                 echo htmlspecialchars( $this->translator->translate( $str ) );
1291         }
1292
1293         /**
1294          * @private
1295          */
1296         function msgHtml( $str ) {
1297                 echo $this->translator->translate( $str );
1298         }
1299
1300         /**
1301          * An ugly, ugly hack.
1302          * @private
1303          */
1304         function msgWiki( $str ) {
1305                 global $wgParser, $wgTitle, $wgOut;
1306
1307                 $text = $this->translator->translate( $str );
1308                 $parserOutput = $wgParser->parse( $text, $wgTitle,
1309                         $wgOut->parserOptions(), true );
1310                 echo $parserOutput->getText();
1311         }
1312
1313         /**
1314          * @private
1315          */
1316         function haveData( $str ) {
1317                 return isset( $this->data[$str] );
1318         }
1319
1320         /**
1321          * @private
1322          */
1323         function haveMsg( $str ) {
1324                 $msg = $this->translator->translate( $str );
1325                 return ($msg != '-') && ($msg != ''); # ????
1326         }
1327 }