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
 207                 $undelete = $this->getUndeleteLink();
 208                 $tpl->set(
 209                         "undelete", !empty($undelete)?
 210                         '<span class="subpages">'.$undelete.'</span>':
 211                         ''
 212                 );
 213
 214                 $tpl->set( 'catlinks', $this->getCategories());
 215                 if( $out->isSyndicated() ) {
 216                         $feeds = array();
 217                         foreach( $out->getSyndicationLinks() as $format => $link ) {
 218                                 $feeds[$format] = array(
 219                                         'text' => wfMsg( "feed-$format" ),
 220                                         'href' => $link );
 221                         }
 222                         $tpl->setRef( 'feeds', $feeds );
 223                 } else {
 224                         $tpl->set( 'feeds', false );
 225                 }
 226                 if ($wgUseTrackbacks && $out->isArticleRelated()) {
 227                         $tpl->set( 'trackbackhtml', $wgTitle->trackbackRDF() );
 228                 } else {
 229                         $tpl->set( 'trackbackhtml', null );
 230                 }
 231
 232                 $tpl->setRef( 'xhtmldefaultnamespace', $wgXhtmlDefaultNamespace );
 233                 $tpl->set( 'xhtmlnamespaces', $wgXhtmlNamespaces );
 234                 $tpl->setRef( 'mimetype', $wgMimeType );
 235                 $tpl->setRef( 'jsmimetype', $wgJsMimeType );
 236                 $tpl->setRef( 'charset', $wgOutputEncoding );
 237                 $tpl->set( 'headlinks', $out->getHeadLinks() );
 238                 $tpl->set( 'headscripts', $out->getScript() );
 239                 $tpl->set( 'csslinks', $out->buildCssLinks() );
 240                 $tpl->setRef( 'wgScript', $wgScript );
 241                 $tpl->setRef( 'skinname', $this->skinname );
 242                 $tpl->set( 'skinclass', get_class( $this ) );
 243                 $tpl->setRef( 'stylename', $this->stylename );
 244                 $tpl->set( 'printable', $wgRequest->getBool( 'printable' ) );
 245                 $tpl->set( 'handheld', $wgRequest->getBool( 'handheld' ) );
 246                 $tpl->setRef( 'loggedin', $this->loggedin );
 247                 $tpl->set('notspecialpage', $this->mTitle->getNamespace() != NS_SPECIAL);
 248                 /* XXX currently unused, might get useful later
 249                 $tpl->set( "editable", ($this->mTitle->getNamespace() != NS_SPECIAL ) );
 250                 $tpl->set( "exists", $this->mTitle->getArticleID() != 0 );
 251                 $tpl->set( "watch", $this->mTitle->userIsWatching() ? "unwatch" : "watch" );
 252                 $tpl->set( "protect", count($this->mTitle->isProtected()) ? "unprotect" : "protect" );
 253                 $tpl->set( "helppage", wfMsg('helppage'));
 254                 */
 255                 $tpl->set( 'searchaction', $this->escapeSearchLink() );
 256                 $tpl->set( 'search', trim( $wgRequest->getVal( 'search' ) ) );
 257                 $tpl->setRef( 'stylepath', $wgStylePath );
 258                 $tpl->setRef( 'articlepath', $wgArticlePath );
 259                 $tpl->setRef( 'scriptpath', $wgScriptPath );
 260                 $tpl->setRef( 'serverurl', $wgServer );
 261                 $tpl->setRef( 'logopath', $wgLogo );
 262                 $tpl->setRef( "lang", $wgContLanguageCode );
 263                 $tpl->set( 'dir', $wgContLang->isRTL() ? "rtl" : "ltr" );
 264                 $tpl->set( 'rtl', $wgContLang->isRTL() );
 265                 $tpl->set( 'langname', $wgContLang->getLanguageName( $wgContLanguageCode ) );
 266                 $tpl->set( 'showjumplinks', $wgUser->getOption( 'showjumplinks' ) );
 267                 $tpl->set( 'username', $wgUser->isAnon() ? NULL : $this->username );
 268                 $tpl->setRef( 'userpage', $this->userpage);
 269                 $tpl->setRef( 'userpageurl', $this->userpageUrlDetails['href']);
 270                 $tpl->set( 'userlang', $wgLang->getCode() );
 271                 $tpl->set( 'pagecss', $this->setupPageCss() );
 272                 $tpl->setRef( 'usercss', $this->usercss);
 273                 $tpl->setRef( 'userjs', $this->userjs);
 274                 $tpl->setRef( 'userjsprev', $this->userjsprev);
 275                 if( $wgUseSiteJs ) {
 276                         $jsCache = $this->loggedin ? '&smaxage=0' : '';
 277                         $tpl->set( 'jsvarurl',
 278                                 self::makeUrl('-',
 279                                         "action=raw$jsCache&gen=js&useskin=" .
 280                                                 urlencode( $this->getSkinName() ) ) );
 281                 } else {
 282                         $tpl->set('jsvarurl', false);
 283                 }
 284                 $newtalks = $wgUser->getNewMessageLinks();
 285
 286                 if (count($newtalks) == 1 && $newtalks[0]["wiki"] === wfWikiID() ) {
 287                         $usertitle = $this->mUser->getUserPage();
 288                         $usertalktitle = $usertitle->getTalkPage();
 289                         if( !$usertalktitle->equals( $this->mTitle ) ) {
 290                                 $ntl = wfMsg( 'youhavenewmessages',
 291                                         $this->makeKnownLinkObj(
 292                                                 $usertalktitle,
 293                                                 wfMsgHtml( 'newmessageslink' ),
 294                                                 'redirect=no'
 295                                         ),
 296                                         $this->makeKnownLinkObj(
 297                                                 $usertalktitle,
 298                                                 wfMsgHtml( 'newmessagesdifflink' ),
 299                                                 'diff=cur'
 300                                         )
 301                                 );
 302                                 # Disable Cache
 303                                 $out->setSquidMaxage(0);
 304                         }
 305                 } else if (count($newtalks)) {
 306                         $sep = str_replace("_", " ", wfMsgHtml("newtalkseparator"));
 307                         $msgs = array();
 308                         foreach ($newtalks as $newtalk) {
 309                                 $msgs[] = wfElement("a",
 310                                         array('href' => $newtalk["link"]), $newtalk["wiki"]);
 311                         }
 312                         $parts = implode($sep, $msgs);
 313                         $ntl = wfMsgHtml('youhavenewmessagesmulti', $parts);
 314                         $out->setSquidMaxage(0);
 315                 } else {
 316                         $ntl = '';
 317                 }
 318                 wfProfileOut( __METHOD__."-stuff2" );
 319
 320                 wfProfileIn( __METHOD__."-stuff3" );
 321                 $tpl->setRef( 'newtalk', $ntl );
 322                 $tpl->setRef( 'skin', $this );
 323                 $tpl->set( 'logo', $this->logoText() );
 324                 if ( $out->isArticle() and (!isset( $oldid ) or isset( $diff )) and
 325                         $wgArticle and 0 != $wgArticle->getID() )
 326                 {
 327                         if ( !$wgDisableCounters ) {
 328                                 $viewcount = $wgLang->formatNum( $wgArticle->getCount() );
 329                                 if ( $viewcount ) {
 330                                         $tpl->set('viewcount', wfMsgExt( 'viewcount', array( 'parseinline' ), $viewcount ) );
 331                                 } else {
 332                                         $tpl->set('viewcount', false);
 333                                 }
 334                         } else {
 335                                 $tpl->set('viewcount', false);
 336                         }
 337
 338                         if ($wgPageShowWatchingUsers) {
 339                                 $dbr = wfGetDB( DB_SLAVE );
 340                                 $watchlist = $dbr->tableName( 'watchlist' );
 341                                 $sql = "SELECT COUNT(*) AS n FROM $watchlist
 342                                         WHERE wl_title='" . $dbr->strencode($this->mTitle->getDBkey()) .
 343                                         "' AND  wl_namespace=" . $this->mTitle->getNamespace() ;
 344                                 $res = $dbr->query( $sql, 'SkinTemplate::outputPage');
 345                                 $x = $dbr->fetchObject( $res );
 346                                 $numberofwatchingusers = $x->n;
 347                                 if ($numberofwatchingusers > 0) {
 348                                         $tpl->set('numberofwatchingusers',
 349                                                 wfMsgExt('number_of_watching_users_pageview', array('parseinline'),
 350                                                 $wgLang->formatNum($numberofwatchingusers))
 351                                         );
 352                                 } else {
 353                                         $tpl->set('numberofwatchingusers', false);
 354                                 }
 355                         } else {
 356                                 $tpl->set('numberofwatchingusers', false);
 357                         }
 358
 359                         $tpl->set('copyright',$this->getCopyright());
 360
 361                         $this->credits = false;
 362
 363                         if( $wgMaxCredits != 0 ){
 364                                 $this->credits = Credits::getCredits( $wgArticle, $wgMaxCredits, $wgShowCreditsIfMax );
 365                         } else {
 366                                 $tpl->set( 'lastmod', $this->lastModified() );
 367                         }
 368
 369                         $tpl->setRef( 'credits', $this->credits );
 370
 371                 } elseif ( isset( $oldid ) && !isset( $diff ) ) {
 372                         $tpl->set('copyright', $this->getCopyright());
 373                         $tpl->set('viewcount', false);
 374                         $tpl->set('lastmod', false);
 375                         $tpl->set('credits', false);
 376                         $tpl->set('numberofwatchingusers', false);
 377                 } else {
 378                         $tpl->set('copyright', false);
 379                         $tpl->set('viewcount', false);
 380                         $tpl->set('lastmod', false);
 381                         $tpl->set('credits', false);
 382                         $tpl->set('numberofwatchingusers', false);
 383                 }
 384                 wfProfileOut( __METHOD__."-stuff3" );
 385
 386                 wfProfileIn( __METHOD__."-stuff4" );
 387                 $tpl->set( 'copyrightico', $this->getCopyrightIcon() );
 388                 $tpl->set( 'poweredbyico', $this->getPoweredBy() );
 389                 $tpl->set( 'disclaimer', $this->disclaimerLink() );
 390                 $tpl->set( 'privacy', $this->privacyLink() );
 391                 $tpl->set( 'about', $this->aboutLink() );
 392
 393                 $tpl->setRef( 'debug', $out->mDebugtext );
 394                 $tpl->set( 'reporttime', wfReportTime() );
 395                 $tpl->set( 'sitenotice', wfGetSiteNotice() );
 396                 $tpl->set( 'bottomscripts', $this->bottomScripts() );
 397
 398                 $printfooter = "<div class=\"printfooter\">\n" . $this->printSource() . "</div>\n";
 399                 $out->mBodytext .= $printfooter ;
 400                 $tpl->setRef( 'bodytext', $out->mBodytext );
 401
 402                 # Language links
 403                 $language_urls = array();
 404
 405                 if ( !$wgHideInterlanguageLinks ) {
 406                         foreach( $out->getLanguageLinks() as $l ) {
 407                                 $tmp = explode( ':', $l, 2 );
 408                                 $class = 'interwiki-' . $tmp[0];
 409                                 unset($tmp);
 410                                 $nt = Title::newFromText( $l );
 411                                 if ( $nt ) {
 412                                         $language_urls[] = array(
 413                                                 'href' => $nt->getFullURL(),
 414                                                 'text' => $wgContLang->getLanguageName( $nt->getInterwiki() ) != '' ?
 415                                                         $wgContLang->getLanguageName( $nt->getInterwiki()) : $l,
 416                                                 'class' => $class
 417                                         );
 418                                 }
 419                         }
 420                 }
 421                 if(count($language_urls)) {
 422                         $tpl->setRef( 'language_urls', $language_urls);
 423                 } else {
 424                         $tpl->set('language_urls', false);
 425                 }
 426                 wfProfileOut( __METHOD__."-stuff4" );
 427
 428                 wfProfileIn( __METHOD__."-stuff5" );
 429                 # Personal toolbar
 430                 $tpl->set('personal_urls', $this->buildPersonalUrls());
 431                 $content_actions = $this->buildContentActionUrls();
 432                 $tpl->setRef('content_actions', $content_actions);
 433
 434                 $subpagestr = $this->subPageSubtitle();
 435                 $tpl->set(
 436                         'subtitle',  !empty($subpagestr) ?
 437                         '<span class="subpages">'.$subpagestr.'</span>'.$out->getSubtitle() : $out->getSubtitle()
 438                 );
 439
 440                 // XXX: attach this from javascript, same with section editing
 441                 if($this->iseditable && $wgUser->getOption("editondblclick") )
 442                 {
 443                         $encEditUrl = wfEscapeJsString( $this->mTitle->getLocalUrl( $this->editUrlOptions() ) );
 444                         $tpl->set('body_ondblclick', 'document.location = "' . $encEditUrl . '";');
 445                 } else {
 446                         $tpl->set('body_ondblclick', false);
 447                 }
 448                 $tpl->set( 'body_onload', false );
 449                 $tpl->set( 'sidebar', $this->buildSidebar() );
 450                 $tpl->set( 'nav_urls', $this->buildNavUrls() );
 451
 452                 // original version by hansm
 453                 if( !wfRunHooks( 'SkinTemplateOutputPageBeforeExec', array( &$this, &$tpl ) ) ) {
 454                         wfDebug( __METHOD__ . ': Hook SkinTemplateOutputPageBeforeExec broke outputPage execution!' );
 455                 }
 456
 457                 // allow extensions adding stuff after the page content.
 458                 // See Skin::afterContentHook() for further documentation.
 459                 $tpl->set ('dataAfterContent', $this->afterContentHook());
 460                 wfProfileOut( __METHOD__."-stuff5" );
 461
 462                 // execute template
 463                 wfProfileIn( __METHOD__."-execute" );
 464                 $res = $tpl->execute();
 465                 wfProfileOut( __METHOD__."-execute" );
 466
 467                 // result may be an error
 468                 $this->printOrError( $res );
 469                 wfProfileOut( __METHOD__ );
 470         }
 471
 472         /**
 473          * Output the string, or print error message if it's
 474          * an error object of the appropriate type.
 475          * For the base class, assume strings all around.
 476          *
 477          * @param mixed $str
 478          * @private
 479          */
 480         function printOrError( $str ) {
 481                 echo $str;
 482         }
 483
 484         /**
 485          * build array of urls for personal toolbar
 486          * @return array
 487          * @private
 488          */
 489         function buildPersonalUrls() {
 490                 global $wgTitle, $wgRequest;
 491
 492                 $pageurl = $wgTitle->getLocalURL();
 493                 wfProfileIn( __METHOD__ );
 494
 495                 /* set up the default links for the personal toolbar */
 496                 $personal_urls = array();
 497                 if ($this->loggedin) {
 498                         $personal_urls['userpage'] = array(
 499                                 'text' => $this->username,
 500                                 'href' => &$this->userpageUrlDetails['href'],
 501                                 'class' => $this->userpageUrlDetails['exists']?false:'new',
 502                                 'active' => ( $this->userpageUrlDetails['href'] == $pageurl )
 503                         );
 504                         $usertalkUrlDetails = $this->makeTalkUrlDetails($this->userpage);
 505                         $personal_urls['mytalk'] = array(
 506                                 'text' => wfMsg('mytalk'),
 507                                 'href' => &$usertalkUrlDetails['href'],
 508                                 'class' => $usertalkUrlDetails['exists']?false:'new',
 509                                 'active' => ( $usertalkUrlDetails['href'] == $pageurl )
 510                         );
 511                         $href = self::makeSpecialUrl( 'Preferences' );
 512                         $personal_urls['preferences'] = array(
 513                                 'text' => wfMsg( 'mypreferences' ),
 514                                 'href' => $href,
 515                                 'active' => ( $href == $pageurl )
 516                         );
 517                         $href = self::makeSpecialUrl( 'Watchlist' );
 518                         $personal_urls['watchlist'] = array(
 519                                 'text' => wfMsg( 'mywatchlist' ),
 520                                 'href' => $href,
 521                                 'active' => ( $href == $pageurl )
 522                         );
 523
 524                         # We need to do an explicit check for Special:Contributions, as we
 525                         # have to match both the title, and the target (which could come
 526                         # from request values or be specified in "sub page" form. The plot
 527                         # thickens, because $wgTitle is altered for special pages, so doesn't
 528                         # contain the original alias-with-subpage.
 529                         $title = Title::newFromText( $wgRequest->getText( 'title' ) );
 530                         if( $title instanceof Title && $title->getNamespace() == NS_SPECIAL ) {
 531                                 list( $spName, $spPar ) =
 532                                         SpecialPage::resolveAliasWithSubpage( $title->getText() );
 533                                 $active = $spName == 'Contributions'
 534                                         && ( ( $spPar && $spPar == $this->username )
 535                                                 || $wgRequest->getText( 'target' ) == $this->username );
 536                         } else {
 537                                 $active = false;
 538                         }
 539
 540                         $href = self::makeSpecialUrlSubpage( 'Contributions', $this->username );
 541                         $personal_urls['mycontris'] = array(
 542                                 'text' => wfMsg( 'mycontris' ),
 543                                 'href' => $href,
 544                                 'active' => $active
 545                         );
 546                         $personal_urls['logout'] = array(
 547                                 'text' => wfMsg( 'userlogout' ),
 548                                 'href' => self::makeSpecialUrl( 'Userlogout',
 549                                         $wgTitle->isSpecial( 'Preferences' ) ? '' : "returnto={$this->thisurl}"
 550                                 ),
 551                                 'active' => false
 552                         );
 553                 } else {
 554                         global $wgUser;
 555                         $loginlink = $wgUser->isAllowed( 'createaccount' )
 556                                 ? 'nav-login-createaccount'
 557                                 : 'login';
 558                         if( $this->showIPinHeader() ) {
 559                                 $href = &$this->userpageUrlDetails['href'];
 560                                 $personal_urls['anonuserpage'] = array(
 561                                         'text' => $this->username,
 562                                         'href' => $href,
 563                                         'class' => $this->userpageUrlDetails['exists']?false:'new',
 564                                         'active' => ( $pageurl == $href )
 565                                 );
 566                                 $usertalkUrlDetails = $this->makeTalkUrlDetails($this->userpage);
 567                                 $href = &$usertalkUrlDetails['href'];
 568                                 $personal_urls['anontalk'] = array(
 569                                         'text' => wfMsg('anontalk'),
 570                                         'href' => $href,
 571                                         'class' => $usertalkUrlDetails['exists']?false:'new',
 572                                         'active' => ( $pageurl == $href )
 573                                 );
 574                                 $personal_urls['anonlogin'] = array(
 575                                         'text' => wfMsg( $loginlink ),
 576                                         'href' => self::makeSpecialUrl( 'Userlogin', 'returnto=' . $this->thisurl ),
 577                                         'active' => $wgTitle->isSpecial( 'Userlogin' )
 578                                 );
 579                         } else {
 580
 581                                 $personal_urls['login'] = array(
 582                                         'text' => wfMsg( $loginlink ),
 583                                         'href' => self::makeSpecialUrl( 'Userlogin', 'returnto=' . $this->thisurl ),
 584                                         'active' => $wgTitle->isSpecial( 'Userlogin' )
 585                                 );
 586                         }
 587                 }
 588
 589                 wfRunHooks( 'PersonalUrls', array( &$personal_urls, &$wgTitle ) );
 590                 wfProfileOut( __METHOD__ );
 591                 return $personal_urls;
 592         }
 593
 594         function tabAction( $title, $message, $selected, $query='', $checkEdit=false ) {
 595                 $classes = array();
 596                 if( $selected ) {
 597                         $classes[] = 'selected';
 598                 }
 599                 if( $checkEdit && !$title->isAlwaysKnown() && $title->getArticleId() == 0 &&
 600                         !($title->getNamespace() == NS_IMAGE && wfFindFile( $title )) ) {
 601                         $classes[] = 'new';
 602                         $query = 'action=edit';
 603                 }
 604
 605                 $text = wfMsg( $message );
 606                 if ( wfEmptyMsg( $message, $text ) ) {
 607                         global $wgContLang;
 608                         $text = $wgContLang->getFormattedNsText( MWNamespace::getSubject( $title->getNamespace() ) );
 609                 }
 610
 611                 $result = array();
 612                 if( !wfRunHooks('SkinTemplateTabAction', array(&$this,
 613                                 $title, $message, $selected, $checkEdit,
 614                                 &$classes, &$query, &$text, &$result)) ) {
 615                         return $result;
 616                 }
 617
 618                 return array(
 619                         'class' => implode( ' ', $classes ),
 620                         'text' => $text,
 621                         'href' => $title->getLocalUrl( $query ) );
 622         }
 623
 624         function makeTalkUrlDetails( $name, $urlaction = '' ) {
 625                 $title = Title::newFromText( $name );
 626                 if( !is_object($title) ) {
 627                         throw new MWException( __METHOD__." given invalid pagename $name" );
 628                 }
 629                 $title = $title->getTalkPage();
 630                 self::checkTitle( $title, $name );
 631                 return array(
 632                         'href' => $title->getLocalURL( $urlaction ),
 633                         'exists' => $title->getArticleID() != 0 ? true : false
 634                 );
 635         }
 636
 637         function makeArticleUrlDetails( $name, $urlaction = '' ) {
 638                 $title = Title::newFromText( $name );
 639                 $title= $title->getSubjectPage();
 640                 self::checkTitle( $title, $name );
 641                 return array(
 642                         'href' => $title->getLocalURL( $urlaction ),
 643                         'exists' => $title->getArticleID() != 0 ? true : false
 644                 );
 645         }
 646
 647         /**
 648          * an array of edit links by default used for the tabs
 649          * @return array
 650          * @private
 651          */
 652         function buildContentActionUrls() {
 653                 global $wgContLang, $wgLang, $wgOut;
 654                 wfProfileIn( __METHOD__ );
 655
 656                 global $wgUser, $wgRequest;
 657                 $action = $wgRequest->getText( 'action', 'view' );
 658                 $section = $wgRequest->getText( 'section' );
 659                 $content_actions = array();
 660
 661                 $prevent_active_tabs = false ;
 662                 wfRunHooks( 'SkinTemplatePreventOtherActiveTabs', array( &$this , &$prevent_active_tabs ) )     ;
 663
 664                 if( $this->iscontent ) {
 665                         $subjpage = $this->mTitle->getSubjectPage();
 666                         $talkpage = $this->mTitle->getTalkPage();
 667
 668                         $nskey = $this->mTitle->getNamespaceKey();
 669                         $content_actions[$nskey] = $this->tabAction(
 670                                 $subjpage,
 671                                 $nskey,
 672                                 !$this->mTitle->isTalkPage() && !$prevent_active_tabs,
 673                                 '', true);
 674
 675                         $content_actions['talk'] = $this->tabAction(
 676                                 $talkpage,
 677                                 'talk',
 678                                 $this->mTitle->isTalkPage() && !$prevent_active_tabs,
 679                                 '',
 680                                 true);
 681
 682                         wfProfileIn( __METHOD__."-edit" );
 683                         if ( $this->mTitle->quickUserCan( 'edit' ) && ( $this->mTitle->exists() || $this->mTitle->quickUserCan( 'create' ) ) ) {
 684                                 $istalk = $this->mTitle->isTalkPage();
 685                                 $istalkclass = $istalk?' istalk':'';
 686                                 $content_actions['edit'] = array(
 687                                         'class' => ((($action == 'edit' or $action == 'submit') and $section != 'new') ? 'selected' : '').$istalkclass,
 688                                         'text' => $this->mTitle->exists()
 689                                                 ? wfMsg( 'edit' )
 690                                                 : wfMsg( 'create' ),
 691                                         'href' => $this->mTitle->getLocalUrl( $this->editUrlOptions() )
 692                                 );
 693
 694                                 if ( $istalk || $wgOut->showNewSectionLink() ) {
 695                                         $content_actions['addsection'] = array(
 696                                                 'class' => $section == 'new'?'selected':false,
 697                                                 'text' => wfMsg('addsection'),
 698                                                 'href' => $this->mTitle->getLocalUrl( 'action=edit&section=new' )
 699                                         );
 700                                 }
 701                                 # Give notice if this page is locked for others
 702                                 if( ($action == 'view' || $action == 'purge') && $this->mTitle->isProtected( 'edit' ) ) {
 703                                         $wgOut->appendSubtitle( "<span class='plainlinks'>" .
 704                                                 wfMsgExt('protected-sub-allowed',array('parse'),$this->mTitle->getFullUrl('action=protect')) .
 705                                                 "</span>"
 706                                         );
 707                                 }
 708                         } elseif ( $this->mTitle->exists() || $this->mTitle->isAlwaysKnown() ) {
 709                                 $content_actions['viewsource'] = array(
 710                                         'class' => ($action == 'edit') ? 'selected' : false,
 711                                         'text' => wfMsg('viewsource'),
 712                                         'href' => $this->mTitle->getLocalUrl( $this->editUrlOptions() )
 713                                 );
 714                                 # Give notice if this page is locked
 715                                 if( ($action == 'view' || $action == 'purge') && $this->mTitle->isProtected( 'edit' ) ) {
 716                                         $wgOut->appendSubtitle( "<span class='plainlinks'>" .
 717                                                 wfMsgExt('protected-sub-disallowed',array('parseinline'),$this->mTitle->getFullUrl('action=protect')) .
 718                                                 "</span>"
 719                                         );
 720                                 }
 721                         }
 722                         wfProfileOut( __METHOD__."-edit" );
 723
 724                         wfProfileIn( __METHOD__."-live" );
 725                         if ( $this->mTitle->exists() ) {
 726
 727                                 $content_actions['history'] = array(
 728                                         'class' => ($action == 'history') ? 'selected' : false,
 729                                         'text' => wfMsg('history_short'),
 730                                         'href' => $this->mTitle->getLocalUrl( 'action=history')
 731                                 );
 732
 733                                 if( $wgUser->isAllowed('delete') ) {
 734                                         $content_actions['delete'] = array(
 735                                                 'class' => ($action == 'delete') ? 'selected' : false,
 736                                                 'text' => wfMsg('delete'),
 737                                                 'href' => $this->mTitle->getLocalUrl( 'action=delete' )
 738                                         );
 739                                 }
 740                                 if ( $this->mTitle->quickUserCan( 'move' ) ) {
 741                                         $moveTitle = SpecialPage::getTitleFor( 'Movepage', $this->thispage );
 742                                         $content_actions['move'] = array(
 743                                                 'class' => $this->mTitle->isSpecial( 'Movepage' ) ? 'selected' : false,
 744                                                 'text' => wfMsg('move'),
 745                                                 'href' => $moveTitle->getLocalUrl()
 746                                         );
 747                                 }
 748
 749                                 if ( $this->mTitle->getNamespace() !== NS_MEDIAWIKI && $wgUser->isAllowed( 'protect' ) ) {
 750                                         if( !$this->mTitle->isProtected() ){
 751                                                 $content_actions['protect'] = array(
 752                                                         'class' => ($action == 'protect') ? 'selected' : false,
 753                                                         'text' => wfMsg('protect'),
 754                                                         'href' => $this->mTitle->getLocalUrl( 'action=protect' )
 755                                                 );
 756
 757                                         } else {
 758                                                 $content_actions['unprotect'] = array(
 759                                                         'class' => ($action == 'unprotect') ? 'selected' : false,
 760                                                         'text' => wfMsg('unprotect'),
 761                                                         'href' => $this->mTitle->getLocalUrl( 'action=unprotect' )
 762                                                 );
 763                                         }
 764                                 }
 765                         } else {
 766                                 //article doesn't exist or is deleted
 767                                 if( $wgUser->isAllowed( 'deletedhistory' ) && $wgUser->isAllowed( 'undelete' ) ) {
 768                                         if( $n = $this->mTitle->isDeleted() ) {
 769                                                 $undelTitle = SpecialPage::getTitleFor( 'Undelete' );
 770                                                 $content_actions['undelete'] = array(
 771                                                         'class' => false,
 772                                                         'text' => wfMsgExt( 'undelete_short', array( 'parsemag' ), $wgLang->formatNum($n) ),
 773                                                         'href' => $undelTitle->getLocalUrl( 'target=' . urlencode( $this->thispage ) )
 774                                                         #'href' => self::makeSpecialUrl( "Undelete/$this->thispage" )
 775                                                 );
 776                                         }
 777                                 }
 778
 779                                 if ( $this->mTitle->getNamespace() !== NS_MEDIAWIKI && $wgUser->isAllowed( 'protect' ) ) {
 780                                         if( !$this->mTitle->getRestrictions( 'create' ) ) {
 781                                                 $content_actions['protect'] = array(
 782                                                         'class' => ($action == 'protect') ? 'selected' : false,
 783                                                         'text' => wfMsg('protect'),
 784                                                         'href' => $this->mTitle->getLocalUrl( 'action=protect' )
 785                                                 );
 786
 787                                         } else {
 788                                                 $content_actions['unprotect'] = array(
 789                                                         'class' => ($action == 'unprotect') ? 'selected' : false,
 790                                                         'text' => wfMsg('unprotect'),
 791                                                         'href' => $this->mTitle->getLocalUrl( 'action=unprotect' )
 792                                                 );
 793                                         }
 794                                 }
 795                         }
 796
 797                         wfProfileOut( __METHOD__."-live" );
 798
 799                         if( $this->loggedin ) {
 800                                 if( !$this->mTitle->userIsWatching()) {
 801                                         $content_actions['watch'] = array(
 802                                                 'class' => ($action == 'watch' or $action == 'unwatch') ? 'selected' : false,
 803                                                 'text' => wfMsg('watch'),
 804                                                 'href' => $this->mTitle->getLocalUrl( 'action=watch' )
 805                                         );
 806                                 } else {
 807                                         $content_actions['unwatch'] = array(
 808                                                 'class' => ($action == 'unwatch' or $action == 'watch') ? 'selected' : false,
 809                                                 'text' => wfMsg('unwatch'),
 810                                                 'href' => $this->mTitle->getLocalUrl( 'action=unwatch' )
 811                                         );
 812                                 }
 813                         }
 814
 815
 816                         wfRunHooks( 'SkinTemplateTabs', array( &$this , &$content_actions ) )   ;
 817                 } else {
 818                         /* show special page tab */
 819
 820                         $content_actions[$this->mTitle->getNamespaceKey()] = array(
 821                                 'class' => 'selected',
 822                                 'text' => wfMsg('nstab-special'),
 823                                 'href' => $wgRequest->getRequestURL(), // @bug 2457, 2510
 824                         );
 825
 826                         wfRunHooks( 'SkinTemplateBuildContentActionUrlsAfterSpecialPage', array( &$this, &$content_actions ) );
 827                 }
 828
 829                 /* show links to different language variants */
 830                 global $wgDisableLangConversion;
 831                 $variants = $wgContLang->getVariants();
 832                 if( !$wgDisableLangConversion && sizeof( $variants ) > 1 ) {
 833                         $preferred = $wgContLang->getPreferredVariant();
 834                         $vcount=0;
 835                         foreach( $variants as $code ) {
 836                                 $varname = $wgContLang->getVariantname( $code );
 837                                 if( $varname == 'disable' )
 838                                         continue;
 839                                 $selected = ( $code == $preferred )? 'selected' : false;
 840                                 $content_actions['varlang-' . $vcount] = array(
 841                                                 'class' => $selected,
 842                                                 'text' => $varname,
 843                                                 'href' => $this->mTitle->getLocalURL('',$code)
 844                                         );
 845                                 $vcount ++;
 846                         }
 847                 }
 848
 849                 wfRunHooks( 'SkinTemplateContentActions', array( &$content_actions ) );
 850
 851                 wfProfileOut( __METHOD__ );
 852                 return $content_actions;
 853         }
 854
 855
 856
 857         /**
 858          * build array of common navigation links
 859          * @return array
 860          * @private
 861          */
 862         function buildNavUrls() {
 863                 global $wgUseTrackbacks, $wgTitle, $wgUser, $wgRequest;
 864                 global $wgEnableUploads, $wgUploadNavigationUrl;
 865
 866                 wfProfileIn( __METHOD__ );
 867
 868                 $action = $wgRequest->getText( 'action' );
 869
 870                 $nav_urls = array();
 871                 $nav_urls['mainpage'] = array( 'href' => self::makeMainPageUrl() );
 872                 if( $wgEnableUploads && $wgUser->isAllowed( 'upload' ) ) {
 873                         if ($wgUploadNavigationUrl) {
 874                                 $nav_urls['upload'] = array( 'href' => $wgUploadNavigationUrl );
 875                         } else {
 876                                 $nav_urls['upload'] = array( 'href' => self::makeSpecialUrl( 'Upload' ) );
 877                         }
 878                 } else {
 879                         if ($wgUploadNavigationUrl)
 880                                 $nav_urls['upload'] = array( 'href' => $wgUploadNavigationUrl );
 881                         else
 882                                 $nav_urls['upload'] = false;
 883                 }
 884                 $nav_urls['specialpages'] = array( 'href' => self::makeSpecialUrl( 'Specialpages' ) );
 885
 886                 // default permalink to being off, will override it as required below.
 887                 $nav_urls['permalink'] = false;
 888
 889                 // A print stylesheet is attached to all pages, but nobody ever
 890                 // figures that out. :)  Add a link...
 891                 if( $this->iscontent && ($action == '' || $action == 'view' || $action == 'purge' ) ) {
 892                         $nav_urls['print'] = array(
 893                                 'text' => wfMsg( 'printableversion' ),
 894                                 'href' => $wgRequest->appendQuery( 'printable=yes' )
 895                         );
 896
 897                         // Also add a "permalink" while we're at it
 898                         if ( $this->mRevisionId ) {
 899                                 $nav_urls['permalink'] = array(
 900                                         'text' => wfMsg( 'permalink' ),
 901                                         'href' => $wgTitle->getLocalURL( "oldid=$this->mRevisionId" )
 902                                 );
 903                         }
 904
 905                         // Copy in case this undocumented, shady hook tries to mess with internals
 906                         $revid = $this->mRevisionId;
 907                         wfRunHooks( 'SkinTemplateBuildNavUrlsNav_urlsAfterPermalink', array( &$this, &$nav_urls, &$revid, &$revid ) );
 908                 }
 909
 910                 if( $this->mTitle->getNamespace() != NS_SPECIAL ) {
 911                         $wlhTitle = SpecialPage::getTitleFor( 'Whatlinkshere', $this->thispage );
 912                         $nav_urls['whatlinkshere'] = array(
 913                                 'href' => $wlhTitle->getLocalUrl()
 914                         );
 915                         if( $this->mTitle->getArticleId() ) {
 916                                 $rclTitle = SpecialPage::getTitleFor( 'Recentchangeslinked', $this->thispage );
 917                                 $nav_urls['recentchangeslinked'] = array(
 918                                         'href' => $rclTitle->getLocalUrl()
 919                                 );
 920                         } else {
 921                                 $nav_urls['recentchangeslinked'] = false;
 922                         }
 923                         if ($wgUseTrackbacks)
 924                                 $nav_urls['trackbacklink'] = array(
 925                                         'href' => $wgTitle->trackbackURL()
 926                                 );
 927                 }
 928
 929                 if( $this->mTitle->getNamespace() == NS_USER || $this->mTitle->getNamespace() == NS_USER_TALK ) {
 930                         $id = User::idFromName($this->mTitle->getText());
 931                         $ip = User::isIP($this->mTitle->getText());
 932                 } else {
 933                         $id = 0;
 934                         $ip = false;
 935                 }
 936
 937                 if($id || $ip) { # both anons and non-anons have contribs list
 938                         $nav_urls['contributions'] = array(
 939                                 'href' => self::makeSpecialUrlSubpage( 'Contributions', $this->mTitle->getText() )
 940                         );
 941
 942                         if( $id ) {
 943                                 $logPage = SpecialPage::getTitleFor( 'Log' );
 944                                 $nav_urls['log'] = array( 'href' => $logPage->getLocalUrl( 'user='
 945                                         . $this->mTitle->getPartialUrl() ) );
 946                         } else {
 947                                 $nav_urls['log'] = false;
 948                         }
 949
 950                         if ( $wgUser->isAllowed( 'block' ) ) {
 951                                 $nav_urls['blockip'] = array(
 952                                         'href' => self::makeSpecialUrlSubpage( 'Blockip', $this->mTitle->getText() )
 953                                 );
 954                         } else {
 955                                 $nav_urls['blockip'] = false;
 956                         }
 957                 } else {
 958                         $nav_urls['contributions'] = false;
 959                         $nav_urls['log'] = false;
 960                         $nav_urls['blockip'] = false;
 961                 }
 962                 $nav_urls['emailuser'] = false;
 963                 if( $this->showEmailUser( $id ) ) {
 964                         $nav_urls['emailuser'] = array(
 965                                 'href' => self::makeSpecialUrlSubpage( 'Emailuser', $this->mTitle->getText() )
 966                         );
 967                 }
 968                 wfProfileOut( __METHOD__ );
 969                 return $nav_urls;
 970         }
 971
 972         /**
 973          * Generate strings used for xml 'id' names
 974          * @return string
 975          * @private
 976          */
 977         function getNameSpaceKey() {
 978                 return $this->mTitle->getNamespaceKey();
 979         }
 980
 981         /**
 982          * @private
 983          */
 984         function setupUserJs( $allowUserJs ) {
 985                 wfProfileIn( __METHOD__ );
 986
 987                 global $wgRequest, $wgJsMimeType;
 988                 $action = $wgRequest->getText('action');
 989
 990                 if( $allowUserJs && $this->loggedin ) {
 991                         if( $this->mTitle->isJsSubpage() and $this->userCanPreview( $action ) ) {
 992                                 # XXX: additional security check/prompt?
 993                                 $this->userjsprev = '/*<![CDATA[*/ ' . $wgRequest->getText('wpTextbox1') . ' /*]]>*/';
 994                         } else {
 995                                 $this->userjs = self::makeUrl($this->userpage.'/'.$this->skinname.'.js', 'action=raw&ctype='.$wgJsMimeType);
 996                         }
 997                 }
 998                 wfProfileOut( __METHOD__ );
 999         }
1000
1001         /**
1002          * Code for extensions to hook into to provide per-page CSS, see
1003          * extensions/PageCSS/PageCSS.php for an implementation of this.
1004          *
1005          * @private
1006          */
1007         function setupPageCss() {
1008                 wfProfileIn( __METHOD__ );
1009                 $out = false;
1010                 wfRunHooks( 'SkinTemplateSetupPageCss', array( &$out ) );
1011                 wfProfileOut( __METHOD__ );
1012                 return $out;
1013         }
1014 }
1015
1016 /**
1017  * Generic wrapper for template functions, with interface
1018  * compatible with what we use of PHPTAL 0.7.
1019  * @ingroup Skins
1020  */
1021 class QuickTemplate {
1022         /**
1023          * @public
1024          */
1025         function QuickTemplate() {
1026                 $this->data = array();
1027                 $this->translator = new MediaWiki_I18N();
1028         }
1029
1030         /**
1031          * @public
1032          */
1033         function set( $name, $value ) {
1034                 $this->data[$name] = $value;
1035         }
1036
1037         /**
1038          * @public
1039          */
1040         function setRef($name, &$value) {
1041                 $this->data[$name] =& $value;
1042         }
1043
1044         /**
1045          * @public
1046          */
1047         function setTranslator( &$t ) {
1048                 $this->translator = &$t;
1049         }
1050
1051         /**
1052          * @public
1053          */
1054         function execute() {
1055                 echo "Override this function.";
1056         }
1057
1058
1059         /**
1060          * @private
1061          */
1062         function text( $str ) {
1063                 echo htmlspecialchars( $this->data[$str] );
1064         }
1065
1066         /**
1067          * @private
1068          */
1069         function jstext( $str ) {
1070                 echo Xml::escapeJsString( $this->data[$str] );
1071         }
1072
1073         /**
1074          * @private
1075          */
1076         function html( $str ) {
1077                 echo $this->data[$str];
1078         }
1079
1080         /**
1081          * @private
1082          */
1083         function msg( $str ) {
1084                 echo htmlspecialchars( $this->translator->translate( $str ) );
1085         }
1086
1087         /**
1088          * @private
1089          */
1090         function msgHtml( $str ) {
1091                 echo $this->translator->translate( $str );
1092         }
1093
1094         /**
1095          * An ugly, ugly hack.
1096          * @private
1097          */
1098         function msgWiki( $str ) {
1099                 global $wgParser, $wgTitle, $wgOut;
1100
1101                 $text = $this->translator->translate( $str );
1102                 $parserOutput = $wgParser->parse( $text, $wgTitle,
1103                         $wgOut->parserOptions(), true );
1104                 echo $parserOutput->getText();
1105         }
1106
1107         /**
1108          * @private
1109          */
1110         function haveData( $str ) {
1111                 return isset( $this->data[$str] );
1112         }
1113
1114         /**
1115          * @private
1116          */
1117         function haveMsg( $str ) {
1118                 $msg = $this->translator->translate( $str );
1119                 return ($msg != '-') && ($msg != ''); # ????
1120         }
1121 }