includes/SkinTemplate.php

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