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, $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                 $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                         $tpl->setRef( 'feeds', $feeds );
 229                 } else {
 230                         $tpl->set( 'feeds', false );
 231                 }
 232                 if ($wgUseTrackbacks && $out->isArticleRelated()) {
 233                         $tpl->set( 'trackbackhtml', $wgTitle->trackbackRDF() );
 234                 } else {
 235                         $tpl->set( 'trackbackhtml', null );
 236                 }
 237
 238                 $tpl->setRef( 'xhtmldefaultnamespace', $wgXhtmlDefaultNamespace );
 239                 $tpl->set( 'xhtmlnamespaces', $wgXhtmlNamespaces );
 240                 $tpl->setRef( 'mimetype', $wgMimeType );
 241                 $tpl->setRef( 'jsmimetype', $wgJsMimeType );
 242                 $tpl->setRef( 'charset', $wgOutputEncoding );
 243                 $tpl->set( 'headlinks', $out->getHeadLinks() );
 244                 $tpl->set( 'headscripts', $out->getScript() );
 245                 $tpl->set( 'csslinks', $out->buildCssLinks() );
 246                 $tpl->setRef( 'wgScript', $wgScript );
 247                 $tpl->setRef( 'skinname', $this->skinname );
 248                 $tpl->set( 'skinclass', get_class( $this ) );
 249                 $tpl->setRef( 'stylename', $this->stylename );
 250                 $tpl->set( 'printable', $wgRequest->getBool( 'printable' ) );
 251                 $tpl->set( 'handheld', $wgRequest->getBool( 'handheld' ) );
 252                 $tpl->setRef( 'loggedin', $this->loggedin );
 253                 $tpl->set('notspecialpage', $this->mTitle->getNamespace() != NS_SPECIAL);
 254                 /* XXX currently unused, might get useful later
 255                 $tpl->set( "editable", ($this->mTitle->getNamespace() != NS_SPECIAL ) );
 256                 $tpl->set( "exists", $this->mTitle->getArticleID() != 0 );
 257                 $tpl->set( "watch", $this->mTitle->userIsWatching() ? "unwatch" : "watch" );
 258                 $tpl->set( "protect", count($this->mTitle->isProtected()) ? "unprotect" : "protect" );
 259                 $tpl->set( "helppage", wfMsg('helppage'));
 260                 */
 261                 $tpl->set( 'searchaction', $this->escapeSearchLink() );
 262                 $tpl->set( 'search', trim( $wgRequest->getVal( 'search' ) ) );
 263                 $tpl->setRef( 'stylepath', $wgStylePath );
 264                 $tpl->setRef( 'articlepath', $wgArticlePath );
 265                 $tpl->setRef( 'scriptpath', $wgScriptPath );
 266                 $tpl->setRef( 'serverurl', $wgServer );
 267                 $tpl->setRef( 'logopath', $wgLogo );
 268                 $tpl->setRef( "lang", $wgContLanguageCode );
 269                 $tpl->set( 'dir', $wgContLang->isRTL() ? "rtl" : "ltr" );
 270                 $tpl->set( 'rtl', $wgContLang->isRTL() );
 271                 $tpl->set( 'langname', $wgContLang->getLanguageName( $wgContLanguageCode ) );
 272                 $tpl->set( 'showjumplinks', $wgUser->getOption( 'showjumplinks' ) );
 273                 $tpl->set( 'username', $wgUser->isAnon() ? NULL : $this->username );
 274                 $tpl->setRef( 'userpage', $this->userpage);
 275                 $tpl->setRef( 'userpageurl', $this->userpageUrlDetails['href']);
 276                 $tpl->set( 'userlang', $wgLang->getCode() );
 277                 $tpl->set( 'pagecss', $this->setupPageCss() );
 278                 $tpl->setRef( 'usercss', $this->usercss);
 279                 $tpl->setRef( 'userjs', $this->userjs);
 280                 $tpl->setRef( 'userjsprev', $this->userjsprev);
 281                 if( $wgUseSiteJs ) {
 282                         $jsCache = $this->loggedin ? '&smaxage=0' : '';
 283                         $tpl->set( 'jsvarurl',
 284                                 self::makeUrl('-',
 285                                         "action=raw$jsCache&gen=js&useskin=" .
 286                                                 urlencode( $this->getSkinName() ) ) );
 287                 } else {
 288                         $tpl->set('jsvarurl', false);
 289                 }
 290                 $newtalks = $wgUser->getNewMessageLinks();
 291
 292                 if (count($newtalks) == 1 && $newtalks[0]["wiki"] === wfWikiID() ) {
 293                         $usertitle = $this->mUser->getUserPage();
 294                         $usertalktitle = $usertitle->getTalkPage();
 295                         if( !$usertalktitle->equals( $this->mTitle ) ) {
 296                                 $ntl = wfMsg( 'youhavenewmessages',
 297                                         $this->makeKnownLinkObj(
 298                                                 $usertalktitle,
 299                                                 wfMsgHtml( 'newmessageslink' ),
 300                                                 'redirect=no'
 301                                         ),
 302                                         $this->makeKnownLinkObj(
 303                                                 $usertalktitle,
 304                                                 wfMsgHtml( 'newmessagesdifflink' ),
 305                                                 'diff=cur'
 306                                         )
 307                                 );
 308                                 # Disable Cache
 309                                 $out->setSquidMaxage(0);
 310                         }
 311                 } else if (count($newtalks)) {
 312                         $sep = str_replace("_", " ", wfMsgHtml("newtalkseparator"));
 313                         $msgs = array();
 314                         foreach ($newtalks as $newtalk) {
 315                                 $msgs[] = Xml::element("a",
 316                                         array('href' => $newtalk["link"]), $newtalk["wiki"]);
 317                         }
 318                         $parts = implode($sep, $msgs);
 319                         $ntl = wfMsgHtml('youhavenewmessagesmulti', $parts);
 320                         $out->setSquidMaxage(0);
 321                 } else {
 322                         $ntl = '';
 323                 }
 324                 wfProfileOut( __METHOD__."-stuff2" );
 325
 326                 wfProfileIn( __METHOD__."-stuff3" );
 327                 $tpl->setRef( 'newtalk', $ntl );
 328                 $tpl->setRef( 'skin', $this );
 329                 $tpl->set( 'logo', $this->logoText() );
 330                 if ( $out->isArticle() and (!isset( $oldid ) or isset( $diff )) and
 331                         $wgArticle and 0 != $wgArticle->getID() )
 332                 {
 333                         if ( !$wgDisableCounters ) {
 334                                 $viewcount = $wgLang->formatNum( $wgArticle->getCount() );
 335                                 if ( $viewcount ) {
 336                                         $tpl->set('viewcount', wfMsgExt( 'viewcount', array( 'parseinline' ), $viewcount ) );
 337                                 } else {
 338                                         $tpl->set('viewcount', false);
 339                                 }
 340                         } else {
 341                                 $tpl->set('viewcount', false);
 342                         }
 343
 344                         if ($wgPageShowWatchingUsers) {
 345                                 $dbr = wfGetDB( DB_SLAVE );
 346                                 $watchlist = $dbr->tableName( 'watchlist' );
 347                                 $sql = "SELECT COUNT(*) AS n FROM $watchlist
 348                                         WHERE wl_title='" . $dbr->strencode($this->mTitle->getDBkey()) .
 349                                         "' AND  wl_namespace=" . $this->mTitle->getNamespace() ;
 350                                 $res = $dbr->query( $sql, 'SkinTemplate::outputPage');
 351                                 $x = $dbr->fetchObject( $res );
 352                                 $numberofwatchingusers = $x->n;
 353                                 if ($numberofwatchingusers > 0) {
 354                                         $tpl->set('numberofwatchingusers',
 355                                                 wfMsgExt('number_of_watching_users_pageview', array('parseinline'),
 356                                                 $wgLang->formatNum($numberofwatchingusers))
 357                                         );
 358                                 } else {
 359                                         $tpl->set('numberofwatchingusers', false);
 360                                 }
 361                         } else {
 362                                 $tpl->set('numberofwatchingusers', false);
 363                         }
 364
 365                         $tpl->set('copyright',$this->getCopyright());
 366
 367                         $this->credits = false;
 368
 369                         if( $wgMaxCredits != 0 ){
 370                                 $this->credits = Credits::getCredits( $wgArticle, $wgMaxCredits, $wgShowCreditsIfMax );
 371                         } else {
 372                                 $tpl->set( 'lastmod', $this->lastModified() );
 373                         }
 374
 375                         $tpl->setRef( 'credits', $this->credits );
 376
 377                 } elseif ( isset( $oldid ) && !isset( $diff ) ) {
 378                         $tpl->set('copyright', $this->getCopyright());
 379                         $tpl->set('viewcount', false);
 380                         $tpl->set('lastmod', false);
 381                         $tpl->set('credits', false);
 382                         $tpl->set('numberofwatchingusers', false);
 383                 } else {
 384                         $tpl->set('copyright', false);
 385                         $tpl->set('viewcount', false);
 386                         $tpl->set('lastmod', false);
 387                         $tpl->set('credits', false);
 388                         $tpl->set('numberofwatchingusers', false);
 389                 }
 390                 wfProfileOut( __METHOD__."-stuff3" );
 391
 392                 wfProfileIn( __METHOD__."-stuff4" );
 393                 $tpl->set( 'copyrightico', $this->getCopyrightIcon() );
 394                 $tpl->set( 'poweredbyico', $this->getPoweredBy() );
 395                 $tpl->set( 'disclaimer', $this->disclaimerLink() );
 396                 $tpl->set( 'privacy', $this->privacyLink() );
 397                 $tpl->set( 'about', $this->aboutLink() );
 398
 399                 $tpl->setRef( 'debug', $out->mDebugtext );
 400                 $tpl->set( 'reporttime', wfReportTime() );
 401                 $tpl->set( 'sitenotice', wfGetSiteNotice() );
 402                 $tpl->set( 'bottomscripts', $this->bottomScripts() );
 403
 404                 $printfooter = "<div class=\"printfooter\">\n" . $this->printSource() . "</div>\n";
 405                 $out->mBodytext .= $printfooter . $this->generateDebugHTML();
 406                 $tpl->setRef( 'bodytext', $out->mBodytext );
 407
 408                 # Language links
 409                 $language_urls = array();
 410
 411                 if ( !$wgHideInterlanguageLinks ) {
 412                         foreach( $out->getLanguageLinks() as $l ) {
 413                                 $tmp = explode( ':', $l, 2 );
 414                                 $class = 'interwiki-' . $tmp[0];
 415                                 unset($tmp);
 416                                 $nt = Title::newFromText( $l );
 417                                 if ( $nt ) {
 418                                         $language_urls[] = array(
 419                                                 'href' => $nt->getFullURL(),
 420                                                 'text' => ($wgContLang->getLanguageName( $nt->getInterwiki()) != ''?$wgContLang->getLanguageName( $nt->getInterwiki()) : $l),
 421                                                 'class' => $class
 422                                         );
 423                                 }
 424                         }
 425                 }
 426                 if(count($language_urls)) {
 427                         $tpl->setRef( 'language_urls', $language_urls);
 428                 } else {
 429                         $tpl->set('language_urls', false);
 430                 }
 431                 wfProfileOut( __METHOD__."-stuff4" );
 432
 433                 wfProfileIn( __METHOD__."-stuff5" );
 434                 # Personal toolbar
 435                 $tpl->set('personal_urls', $this->buildPersonalUrls());
 436                 $content_actions = $this->buildContentActionUrls();
 437                 $tpl->setRef('content_actions', $content_actions);
 438
 439                 // XXX: attach this from javascript, same with section editing
 440                 if($this->iseditable && $wgUser->getOption("editondblclick") )
 441                 {
 442                         $encEditUrl = Xml::escapeJsString( $this->mTitle->getLocalUrl( $this->editUrlOptions() ) );
 443                         $tpl->set('body_ondblclick', 'document.location = "' . $encEditUrl . '";');
 444                 } else {
 445                         $tpl->set('body_ondblclick', false);
 446                 }
 447                 $tpl->set( 'body_onload', false );
 448                 $tpl->set( 'sidebar', $this->buildSidebar() );
 449                 $tpl->set( 'nav_urls', $this->buildNavUrls() );
 450
 451                 // original version by hansm
 452                 if( !wfRunHooks( 'SkinTemplateOutputPageBeforeExec', array( &$this, &$tpl ) ) ) {
 453                         wfDebug( __METHOD__ . ": Hook SkinTemplateOutputPageBeforeExec broke outputPage execution!\n" );
 454                 }
 455
 456                 // allow extensions adding stuff after the page content.
 457                 // See Skin::afterContentHook() for further documentation.
 458                 $tpl->set ('dataAfterContent', $this->afterContentHook());
 459                 wfProfileOut( __METHOD__."-stuff5" );
 460
 461                 // execute template
 462                 wfProfileIn( __METHOD__."-execute" );
 463                 $res = $tpl->execute();
 464                 wfProfileOut( __METHOD__."-execute" );
 465
 466                 // result may be an error
 467                 $this->printOrError( $res );
 468                 wfProfileOut( __METHOD__ );
 469         }
 470
 471         /**
 472          * Output the string, or print error message if it's
 473          * an error object of the appropriate type.
 474          * For the base class, assume strings all around.
 475          *
 476          * @param mixed $str
 477          * @private
 478          */
 479         function printOrError( $str ) {
 480                 echo $str;
 481         }
 482
 483         /**
 484          * build array of urls for personal toolbar
 485          * @return array
 486          * @private
 487          */
 488         function buildPersonalUrls() {
 489                 global $wgTitle, $wgRequest;
 490
 491                 $pageurl = $wgTitle->getLocalURL();
 492                 wfProfileIn( __METHOD__ );
 493
 494                 /* set up the default links for the personal toolbar */
 495                 $personal_urls = array();
 496                 if ($this->loggedin) {
 497                         $personal_urls['userpage'] = array(
 498                                 'text' => $this->username,
 499                                 'href' => &$this->userpageUrlDetails['href'],
 500                                 'class' => $this->userpageUrlDetails['exists']?false:'new',
 501                                 'active' => ( $this->userpageUrlDetails['href'] == $pageurl )
 502                         );
 503                         $usertalkUrlDetails = $this->makeTalkUrlDetails($this->userpage);
 504                         $personal_urls['mytalk'] = array(
 505                                 'text' => wfMsg('mytalk'),
 506                                 'href' => &$usertalkUrlDetails['href'],
 507                                 'class' => $usertalkUrlDetails['exists']?false:'new',
 508                                 'active' => ( $usertalkUrlDetails['href'] == $pageurl )
 509                         );
 510                         $href = self::makeSpecialUrl( 'Preferences' );
 511                         $personal_urls['preferences'] = array(
 512                                 'text' => wfMsg( 'mypreferences' ),
 513                                 'href' => $href,
 514                                 'active' => ( $href == $pageurl )
 515                         );
 516                         $href = self::makeSpecialUrl( 'Watchlist' );
 517                         $personal_urls['watchlist'] = array(
 518                                 'text' => wfMsg( 'mywatchlist' ),
 519                                 'href' => $href,
 520                                 'active' => ( $href == $pageurl )
 521                         );
 522
 523                         # We need to do an explicit check for Special:Contributions, as we
 524                         # have to match both the title, and the target (which could come
 525                         # from request values or be specified in "sub page" form. The plot
 526                         # thickens, because $wgTitle is altered for special pages, so doesn't
 527                         # contain the original alias-with-subpage.
 528                         $title = Title::newFromText( $wgRequest->getText( 'title' ) );
 529                         if( $title instanceof Title && $title->getNamespace() == NS_SPECIAL ) {
 530                                 list( $spName, $spPar ) =
 531                                         SpecialPage::resolveAliasWithSubpage( $title->getText() );
 532                                 $active = $spName == 'Contributions'
 533                                         && ( ( $spPar && $spPar == $this->username )
 534                                                 || $wgRequest->getText( 'target' ) == $this->username );
 535                         } else {
 536                                 $active = false;
 537                         }
 538
 539                         $href = self::makeSpecialUrlSubpage( 'Contributions', $this->username );
 540                         $personal_urls['mycontris'] = array(
 541                                 'text' => wfMsg( 'mycontris' ),
 542                                 'href' => $href,
 543                                 'active' => $active
 544                         );
 545                         $personal_urls['logout'] = array(
 546                                 'text' => wfMsg( 'userlogout' ),
 547                                 'href' => self::makeSpecialUrl( 'Userlogout',
 548                                         $wgTitle->isSpecial( 'Preferences' ) ? '' : "returnto={$this->thisurl}"
 549                                 ),
 550                                 'active' => false
 551                         );
 552                 } else {
 553                         global $wgUser;
 554                         $loginlink = $wgUser->isAllowed( 'createaccount' )
 555                                 ? 'nav-login-createaccount'
 556                                 : 'login';
 557                         if( $this->showIPinHeader() ) {
 558                                 $href = &$this->userpageUrlDetails['href'];
 559                                 $personal_urls['anonuserpage'] = array(
 560                                         'text' => $this->username,
 561                                         'href' => $href,
 562                                         'class' => $this->userpageUrlDetails['exists']?false:'new',
 563                                         'active' => ( $pageurl == $href )
 564                                 );
 565                                 $usertalkUrlDetails = $this->makeTalkUrlDetails($this->userpage);
 566                                 $href = &$usertalkUrlDetails['href'];
 567                                 $personal_urls['anontalk'] = array(
 568                                         'text' => wfMsg('anontalk'),
 569                                         'href' => $href,
 570                                         'class' => $usertalkUrlDetails['exists']?false:'new',
 571                                         'active' => ( $pageurl == $href )
 572                                 );
 573                                 $personal_urls['anonlogin'] = array(
 574                                         'text' => wfMsg( $loginlink ),
 575                                         'href' => self::makeSpecialUrl( 'Userlogin', 'returnto=' . $this->thisurl ),
 576                                         'active' => $wgTitle->isSpecial( 'Userlogin' )
 577                                 );
 578                         } else {
 579
 580                                 $personal_urls['login'] = array(
 581                                         'text' => wfMsg( $loginlink ),
 582                                         'href' => self::makeSpecialUrl( 'Userlogin', 'returnto=' . $this->thisurl ),
 583                                         'active' => $wgTitle->isSpecial( 'Userlogin' )
 584                                 );
 585                         }
 586                 }
 587
 588                 wfRunHooks( 'PersonalUrls', array( &$personal_urls, &$wgTitle ) );
 589                 wfProfileOut( __METHOD__ );
 590                 return $personal_urls;
 591         }
 592
 593         function tabAction( $title, $message, $selected, $query='', $checkEdit=false ) {
 594                 $classes = array();
 595                 if( $selected ) {
 596                         $classes[] = 'selected';
 597                 }
 598                 if( $checkEdit && !$title->isKnown() ) {
 599                         $classes[] = 'new';
 600                         $query = 'action=edit&redlink=1';
 601                 }
 602
 603                 $text = wfMsg( $message );
 604                 if ( wfEmptyMsg( $message, $text ) ) {
 605                         global $wgContLang;
 606                         $text = $wgContLang->getFormattedNsText( MWNamespace::getSubject( $title->getNamespace() ) );
 607                 }
 608
 609                 $result = array();
 610                 if( !wfRunHooks('SkinTemplateTabAction', array(&$this,
 611                                 $title, $message, $selected, $checkEdit,
 612                                 &$classes, &$query, &$text, &$result)) ) {
 613                         return $result;
 614                 }
 615
 616                 return array(
 617                         'class' => implode( ' ', $classes ),
 618                         'text' => $text,
 619                         'href' => $title->getLocalUrl( $query ) );
 620         }
 621
 622         function makeTalkUrlDetails( $name, $urlaction = '' ) {
 623                 $title = Title::newFromText( $name );
 624                 if( !is_object($title) ) {
 625                         throw new MWException( __METHOD__." given invalid pagename $name" );
 626                 }
 627                 $title = $title->getTalkPage();
 628                 self::checkTitle( $title, $name );
 629                 return array(
 630                         'href' => $title->getLocalURL( $urlaction ),
 631                         'exists' => $title->getArticleID() != 0 ? true : false
 632                 );
 633         }
 634
 635         function makeArticleUrlDetails( $name, $urlaction = '' ) {
 636                 $title = Title::newFromText( $name );
 637                 $title= $title->getSubjectPage();
 638                 self::checkTitle( $title, $name );
 639                 return array(
 640                         'href' => $title->getLocalURL( $urlaction ),
 641                         'exists' => $title->getArticleID() != 0 ? true : false
 642                 );
 643         }
 644
 645         /**
 646          * an array of edit links by default used for the tabs
 647          * @return array
 648          * @private
 649          */
 650         function buildContentActionUrls() {
 651                 global $wgContLang, $wgLang, $wgOut, $wgUser, $wgRequest;
 652
 653                 wfProfileIn( __METHOD__ );
 654
 655                 $action = $wgRequest->getVal( 'action', 'view' );
 656                 $section = $wgRequest->getVal( 'section' );
 657                 $content_actions = array();
 658
 659                 $prevent_active_tabs = false ;
 660                 wfRunHooks( 'SkinTemplatePreventOtherActiveTabs', array( &$this , &$prevent_active_tabs ) )     ;
 661
 662                 if( $this->iscontent ) {
 663                         $subjpage = $this->mTitle->getSubjectPage();
 664                         $talkpage = $this->mTitle->getTalkPage();
 665
 666                         $nskey = $this->mTitle->getNamespaceKey();
 667                         $content_actions[$nskey] = $this->tabAction(
 668                                 $subjpage,
 669                                 $nskey,
 670                                 !$this->mTitle->isTalkPage() && !$prevent_active_tabs,
 671                                 '', true);
 672
 673                         $content_actions['talk'] = $this->tabAction(
 674                                 $talkpage,
 675                                 'talk',
 676                                 $this->mTitle->isTalkPage() && !$prevent_active_tabs,
 677                                 '',
 678                                 true);
 679
 680                         wfProfileIn( __METHOD__."-edit" );
 681                         if ( $this->mTitle->quickUserCan( 'edit' ) && ( $this->mTitle->exists() || $this->mTitle->quickUserCan( 'create' ) ) ) {
 682                                 $istalk = $this->mTitle->isTalkPage();
 683                                 $istalkclass = $istalk?' istalk':'';
 684                                 $content_actions['edit'] = array(
 685                                         'class' => ((($action == 'edit' or $action == 'submit') and $section != 'new') ? 'selected' : '').$istalkclass,
 686                                         'text' => $this->mTitle->exists()
 687                                                 ? wfMsg( 'edit' )
 688                                                 : wfMsg( 'create' ),
 689                                         'href' => $this->mTitle->getLocalUrl( $this->editUrlOptions() )
 690                                 );
 691
 692                                 if ( $istalk || $wgOut->showNewSectionLink() ) {
 693                                         if ( !$wgOut->forceHideNewSectionLink() ) {
 694                                                 $content_actions['addsection'] = array(
 695                                                         'class' => $section == 'new' ? 'selected' : false,
 696                                                         'text' => wfMsg('addsection'),
 697                                                         'href' => $this->mTitle->getLocalUrl( 'action=edit&section=new' )
 698                                                 );
 699                                         }
 700                                 }
 701                         } elseif ( $this->mTitle->isKnown() ) {
 702                                 $content_actions['viewsource'] = array(
 703                                         'class' => ($action == 'edit') ? 'selected' : false,
 704                                         'text' => wfMsg('viewsource'),
 705                                         'href' => $this->mTitle->getLocalUrl( $this->editUrlOptions() )
 706                                 );
 707                         }
 708                         wfProfileOut( __METHOD__."-edit" );
 709
 710                         wfProfileIn( __METHOD__."-live" );
 711                         if ( $this->mTitle->exists() ) {
 712
 713                                 $content_actions['history'] = array(
 714                                         'class' => ($action == 'history') ? 'selected' : false,
 715                                         'text' => wfMsg('history_short'),
 716                                         'href' => $this->mTitle->getLocalUrl( 'action=history' ),
 717                                         'rel' => 'archives',
 718                                 );
 719
 720                                 if( $wgUser->isAllowed('delete') ) {
 721                                         $content_actions['delete'] = array(
 722                                                 'class' => ($action == 'delete') ? 'selected' : false,
 723                                                 'text' => wfMsg('delete'),
 724                                                 'href' => $this->mTitle->getLocalUrl( 'action=delete' )
 725                                         );
 726                                 }
 727                                 if ( $this->mTitle->quickUserCan( 'move' ) ) {
 728                                         $moveTitle = SpecialPage::getTitleFor( 'Movepage', $this->thispage );
 729                                         $content_actions['move'] = array(
 730                                                 'class' => $this->mTitle->isSpecial( 'Movepage' ) ? 'selected' : false,
 731                                                 'text' => wfMsg('move'),
 732                                                 'href' => $moveTitle->getLocalUrl()
 733                                         );
 734                                 }
 735
 736                                 if ( $this->mTitle->getNamespace() !== NS_MEDIAWIKI && $wgUser->isAllowed( 'protect' ) ) {
 737                                         if( !$this->mTitle->isProtected() ){
 738                                                 $content_actions['protect'] = array(
 739                                                         'class' => ($action == 'protect') ? 'selected' : false,
 740                                                         'text' => wfMsg('protect'),
 741                                                         'href' => $this->mTitle->getLocalUrl( 'action=protect' )
 742                                                 );
 743
 744                                         } else {
 745                                                 $content_actions['unprotect'] = array(
 746                                                         'class' => ($action == 'unprotect') ? 'selected' : false,
 747                                                         'text' => wfMsg('unprotect'),
 748                                                         'href' => $this->mTitle->getLocalUrl( 'action=unprotect' )
 749                                                 );
 750                                         }
 751                                 }
 752                         } else {
 753                                 //article doesn't exist or is deleted
 754                                 if( $wgUser->isAllowed( 'deletedhistory' ) && $wgUser->isAllowed( 'undelete' ) ) {
 755                                         if( $n = $this->mTitle->isDeleted() ) {
 756                                                 $undelTitle = SpecialPage::getTitleFor( 'Undelete' );
 757                                                 $content_actions['undelete'] = array(
 758                                                         'class' => false,
 759                                                         'text' => wfMsgExt( 'undelete_short', array( 'parsemag' ), $wgLang->formatNum($n) ),
 760                                                         'href' => $undelTitle->getLocalUrl( 'target=' . urlencode( $this->thispage ) )
 761                                                         #'href' => self::makeSpecialUrl( "Undelete/$this->thispage" )
 762                                                 );
 763                                         }
 764                                 }
 765
 766                                 if ( $this->mTitle->getNamespace() !== NS_MEDIAWIKI && $wgUser->isAllowed( 'protect' ) ) {
 767                                         if( !$this->mTitle->getRestrictions( 'create' ) ) {
 768                                                 $content_actions['protect'] = array(
 769                                                         'class' => ($action == 'protect') ? 'selected' : false,
 770                                                         'text' => wfMsg('protect'),
 771                                                         'href' => $this->mTitle->getLocalUrl( 'action=protect' )
 772                                                 );
 773
 774                                         } else {
 775                                                 $content_actions['unprotect'] = array(
 776                                                         'class' => ($action == 'unprotect') ? 'selected' : false,
 777                                                         'text' => wfMsg('unprotect'),
 778                                                         'href' => $this->mTitle->getLocalUrl( 'action=unprotect' )
 779                                                 );
 780                                         }
 781                                 }
 782                         }
 783
 784                         wfProfileOut( __METHOD__."-live" );
 785
 786                         if( $this->loggedin ) {
 787                                 if( !$this->mTitle->userIsWatching()) {
 788                                         $content_actions['watch'] = array(
 789                                                 'class' => ($action == 'watch' or $action == 'unwatch') ? 'selected' : false,
 790                                                 'text' => wfMsg('watch'),
 791                                                 'href' => $this->mTitle->getLocalUrl( 'action=watch' )
 792                                         );
 793                                 } else {
 794                                         $content_actions['unwatch'] = array(
 795                                                 'class' => ($action == 'unwatch' or $action == 'watch') ? 'selected' : false,
 796                                                 'text' => wfMsg('unwatch'),
 797                                                 'href' => $this->mTitle->getLocalUrl( 'action=unwatch' )
 798                                         );
 799                                 }
 800                         }
 801
 802
 803                         wfRunHooks( 'SkinTemplateTabs', array( &$this , &$content_actions ) )   ;
 804                 } else {
 805                         /* show special page tab */
 806
 807                         $content_actions[$this->mTitle->getNamespaceKey()] = array(
 808                                 'class' => 'selected',
 809                                 'text' => wfMsg('nstab-special'),
 810                                 'href' => $wgRequest->getRequestURL(), // @bug 2457, 2510
 811                         );
 812
 813                         wfRunHooks( 'SkinTemplateBuildContentActionUrlsAfterSpecialPage', array( &$this, &$content_actions ) );
 814                 }
 815
 816                 /* show links to different language variants */
 817                 global $wgDisableLangConversion;
 818                 $variants = $wgContLang->getVariants();
 819                 if( !$wgDisableLangConversion && sizeof( $variants ) > 1 ) {
 820                         $preferred = $wgContLang->getPreferredVariant();
 821                         $vcount=0;
 822                         foreach( $variants as $code ) {
 823                                 $varname = $wgContLang->getVariantname( $code );
 824                                 if( $varname == 'disable' )
 825                                         continue;
 826                                 $selected = ( $code == $preferred )? 'selected' : false;
 827                                 $content_actions['varlang-' . $vcount] = array(
 828                                                 'class' => $selected,
 829                                                 'text' => $varname,
 830                                                 'href' => $this->mTitle->getLocalURL('',$code)
 831                                         );
 832                                 $vcount ++;
 833                         }
 834                 }
 835
 836                 wfRunHooks( 'SkinTemplateContentActions', array( &$content_actions ) );
 837
 838                 wfProfileOut( __METHOD__ );
 839                 return $content_actions;
 840         }
 841
 842
 843
 844         /**
 845          * build array of common navigation links
 846          * @return array
 847          * @private
 848          */
 849         function buildNavUrls() {
 850                 global $wgUseTrackbacks, $wgTitle, $wgUser, $wgRequest;
 851                 global $wgEnableUploads, $wgUploadNavigationUrl;
 852
 853                 wfProfileIn( __METHOD__ );
 854
 855                 $action = $wgRequest->getVal( 'action', 'view' );
 856
 857                 $nav_urls = array();
 858                 $nav_urls['mainpage'] = array( 'href' => self::makeMainPageUrl() );
 859                 if( $wgEnableUploads && $wgUser->isAllowed( 'upload' ) ) {
 860                         if ($wgUploadNavigationUrl) {
 861                                 $nav_urls['upload'] = array( 'href' => $wgUploadNavigationUrl );
 862                         } else {
 863                                 $nav_urls['upload'] = array( 'href' => self::makeSpecialUrl( 'Upload' ) );
 864                         }
 865                 } else {
 866                         if ($wgUploadNavigationUrl)
 867                                 $nav_urls['upload'] = array( 'href' => $wgUploadNavigationUrl );
 868                         else
 869                                 $nav_urls['upload'] = false;
 870                 }
 871                 $nav_urls['specialpages'] = array( 'href' => self::makeSpecialUrl( 'Specialpages' ) );
 872
 873                 // default permalink to being off, will override it as required below.
 874                 $nav_urls['permalink'] = false;
 875
 876                 // A print stylesheet is attached to all pages, but nobody ever
 877                 // figures that out. :)  Add a link...
 878                 if( $this->iscontent && ( $action == 'view' || $action == 'purge' ) ) {
 879                         $nav_urls['print'] = array(
 880                                 'text' => wfMsg( 'printableversion' ),
 881                                 'href' => $wgRequest->appendQuery( 'printable=yes' )
 882                         );
 883
 884                         // Also add a "permalink" while we're at it
 885                         if ( $this->mRevisionId ) {
 886                                 $nav_urls['permalink'] = array(
 887                                         'text' => wfMsg( 'permalink' ),
 888                                         'href' => $wgTitle->getLocalURL( "oldid=$this->mRevisionId" )
 889                                 );
 890                         }
 891
 892                         // Copy in case this undocumented, shady hook tries to mess with internals
 893                         $revid = $this->mRevisionId;
 894                         wfRunHooks( 'SkinTemplateBuildNavUrlsNav_urlsAfterPermalink', array( &$this, &$nav_urls, &$revid, &$revid ) );
 895                 }
 896
 897                 if( $this->mTitle->getNamespace() != NS_SPECIAL ) {
 898                         $wlhTitle = SpecialPage::getTitleFor( 'Whatlinkshere', $this->thispage );
 899                         $nav_urls['whatlinkshere'] = array(
 900                                 'href' => $wlhTitle->getLocalUrl()
 901                         );
 902                         if( $this->mTitle->getArticleId() ) {
 903                                 $rclTitle = SpecialPage::getTitleFor( 'Recentchangeslinked', $this->thispage );
 904                                 $nav_urls['recentchangeslinked'] = array(
 905                                         'href' => $rclTitle->getLocalUrl()
 906                                 );
 907                         } else {
 908                                 $nav_urls['recentchangeslinked'] = false;
 909                         }
 910                         if ($wgUseTrackbacks)
 911                                 $nav_urls['trackbacklink'] = array(
 912                                         'href' => $wgTitle->trackbackURL()
 913                                 );
 914                 }
 915
 916                 if( $this->mTitle->getNamespace() == NS_USER || $this->mTitle->getNamespace() == NS_USER_TALK ) {
 917                         $id = User::idFromName($this->mTitle->getText());
 918                         $ip = User::isIP($this->mTitle->getText());
 919                 } else {
 920                         $id = 0;
 921                         $ip = false;
 922                 }
 923
 924                 if($id || $ip) { # both anons and non-anons have contribs list
 925                         $nav_urls['contributions'] = array(
 926                                 'href' => self::makeSpecialUrlSubpage( 'Contributions', $this->mTitle->getText() )
 927                         );
 928
 929                         if( $id ) {
 930                                 $logPage = SpecialPage::getTitleFor( 'Log' );
 931                                 $nav_urls['log'] = array( 'href' => $logPage->getLocalUrl( 'user='
 932                                         . $this->mTitle->getPartialUrl() ) );
 933                         } else {
 934                                 $nav_urls['log'] = false;
 935                         }
 936
 937                         if ( $wgUser->isAllowed( 'block' ) ) {
 938                                 $nav_urls['blockip'] = array(
 939                                         'href' => self::makeSpecialUrlSubpage( 'Blockip', $this->mTitle->getText() )
 940                                 );
 941                         } else {
 942                                 $nav_urls['blockip'] = false;
 943                         }
 944                 } else {
 945                         $nav_urls['contributions'] = false;
 946                         $nav_urls['log'] = false;
 947                         $nav_urls['blockip'] = false;
 948                 }
 949                 $nav_urls['emailuser'] = false;
 950                 if( $this->showEmailUser( $id ) ) {
 951                         $nav_urls['emailuser'] = array(
 952                                 'href' => self::makeSpecialUrlSubpage( 'Emailuser', $this->mTitle->getText() )
 953                         );
 954                 }
 955                 wfProfileOut( __METHOD__ );
 956                 return $nav_urls;
 957         }
 958
 959         /**
 960          * Generate strings used for xml 'id' names
 961          * @return string
 962          * @private
 963          */
 964         function getNameSpaceKey() {
 965                 return $this->mTitle->getNamespaceKey();
 966         }
 967
 968         /**
 969          * @private
 970          */
 971         function setupUserJs( $allowUserJs ) {
 972                 global $wgRequest, $wgJsMimeType;
 973
 974                 wfProfileIn( __METHOD__ );
 975
 976                 $action = $wgRequest->getVal( 'action', 'view' );
 977
 978                 if( $allowUserJs && $this->loggedin ) {
 979                         if( $this->mTitle->isJsSubpage() and $this->userCanPreview( $action ) ) {
 980                                 # XXX: additional security check/prompt?
 981                                 $this->userjsprev = '/*<![CDATA[*/ ' . $wgRequest->getText('wpTextbox1') . ' /*]]>*/';
 982                         } else {
 983                                 $this->userjs = self::makeUrl($this->userpage.'/'.$this->skinname.'.js', 'action=raw&ctype='.$wgJsMimeType);
 984                         }
 985                 }
 986                 wfProfileOut( __METHOD__ );
 987         }
 988
 989         /**
 990          * Code for extensions to hook into to provide per-page CSS, see
 991          * extensions/PageCSS/PageCSS.php for an implementation of this.
 992          *
 993          * @private
 994          */
 995         function setupPageCss() {
 996                 wfProfileIn( __METHOD__ );
 997                 $out = false;
 998                 wfRunHooks( 'SkinTemplateSetupPageCss', array( &$out ) );
 999                 wfProfileOut( __METHOD__ );
1000                 return $out;
1001         }
1002 }
1003
1004 /**
1005  * Generic wrapper for template functions, with interface
1006  * compatible with what we use of PHPTAL 0.7.
1007  * @ingroup Skins
1008  */
1009 class QuickTemplate {
1010         /**
1011          * @public
1012          */
1013         function QuickTemplate() {
1014                 $this->data = array();
1015                 $this->translator = new MediaWiki_I18N();
1016         }
1017
1018         /**
1019          * @public
1020          */
1021         function set( $name, $value ) {
1022                 $this->data[$name] = $value;
1023         }
1024
1025         /**
1026          * @public
1027          */
1028         function setRef($name, &$value) {
1029                 $this->data[$name] =& $value;
1030         }
1031
1032         /**
1033          * @public
1034          */
1035         function setTranslator( &$t ) {
1036                 $this->translator = &$t;
1037         }
1038
1039         /**
1040          * @public
1041          */
1042         function execute() {
1043                 echo "Override this function.";
1044         }
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, $wgTitle, $wgOut;
1088
1089                 $text = $this->translator->translate( $str );
1090                 $parserOutput = $wgParser->parse( $text, $wgTitle,
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 }