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