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  * Template-filler skin base class
  22  * Formerly generic PHPTal (http://phptal.sourceforge.net/) skin
  23  * Based on Brion's smarty skin
  24  * Copyright (C) Gabriel Wicke -- http://www.aulinx.de/
  25  *
  26  * Todo: Needs some serious refactoring into functions that correspond
  27  * to the computations individual esi snippets need. Most importantly no body
  28  * parsing for most of those of course.
  29  *
  30  * @package MediaWiki
  31  * @subpackage Skins
  32  */
  33
  34 /**
  35  * Wrapper object for MediaWiki's localization functions,
  36  * to be passed to the template engine.
  37  *
  38  * @private
  39  * @package MediaWiki
  40  */
  41 class MediaWiki_I18N {
  42         var $_context = array();
  43
  44         function set($varName, $value) {
  45                 $this->_context[$varName] = $value;
  46         }
  47
  48         function translate($value) {
  49                 $fname = 'SkinTemplate-translate';
  50                 wfProfileIn( $fname );
  51
  52                 // Hack for i18n:attributes in PHPTAL 1.0.0 dev version as of 2004-10-23
  53                 $value = preg_replace( '/^string:/', '', $value );
  54
  55                 $value = wfMsg( $value );
  56                 // interpolate variables
  57                 while (preg_match('/\$([0-9]*?)/sm', $value, $m)) {
  58                         list($src, $var) = $m;
  59                         wfSuppressWarnings();
  60                         $varValue = $this->_context[$var];
  61                         wfRestoreWarnings();
  62                         $value = str_replace($src, $varValue, $value);
  63                 }
  64                 wfProfileOut( $fname );
  65                 return $value;
  66         }
  67 }
  68
  69 /**
  70  *
  71  * @package MediaWiki
  72  */
  73 class SkinTemplate extends Skin {
  74         /**#@+
  75          * @private
  76          */
  77
  78         /**
  79          * Name of our skin, set in initPage()
  80          * It probably need to be all lower case.
  81          */
  82         var $skinname;
  83
  84         /**
  85          * Stylesheets set to use
  86          * Sub directory in ./skins/ where various stylesheets are located
  87          */
  88         var $stylename;
  89
  90         /**
  91          * For QuickTemplate, the name of the subclass which
  92          * will actually fill the template.
  93          */
  94         var $template;
  95
  96         /**#@-*/
  97
  98         /**
  99          * Setup the base parameters...
 100          * Child classes should override this to set the name,
 101          * style subdirectory, and template filler callback.
 102          *
 103          * @param OutputPage $out
 104          */
 105         function initPage( &$out ) {
 106                 parent::initPage( $out );
 107                 $this->skinname  = 'monobook';
 108                 $this->stylename = 'monobook';
 109                 $this->template  = 'QuickTemplate';
 110         }
 111
 112         /**
 113          * Create the template engine object; we feed it a bunch of data
 114          * and eventually it spits out some HTML. Should have interface
 115          * roughly equivalent to PHPTAL 0.7.
 116          *
 117          * @param string $callback (or file)
 118          * @param string $repository subdirectory where we keep template files
 119          * @param string $cache_dir
 120          * @return object
 121          * @private
 122          */
 123         function setupTemplate( $classname, $repository=false, $cache_dir=false ) {
 124                 return new $classname();
 125         }
 126
 127         /**
 128          * initialize various variables and generate the template
 129          *
 130          * @param OutputPage $out
 131          * @public
 132          */
 133         function outputPage( &$out ) {
 134                 global $wgTitle, $wgArticle, $wgUser, $wgLang, $wgContLang, $wgOut;
 135                 global $wgScript, $wgStylePath, $wgContLanguageCode;
 136                 global $wgMimeType, $wgJsMimeType, $wgOutputEncoding, $wgRequest;
 137                 global $wgDisableCounters, $wgLogo, $action, $wgFeedClasses, $wgHideInterlanguageLinks;
 138                 global $wgMaxCredits, $wgShowCreditsIfMax;
 139                 global $wgPageShowWatchingUsers;
 140                 global $wgUseTrackbacks;
 141                 global $wgArticlePath, $wgScriptPath, $wgServer, $wgLang, $wgCanonicalNamespaceNames;
 142
 143                 $fname = 'SkinTemplate::outputPage';
 144                 wfProfileIn( $fname );
 145
 146                 // Hook that allows last minute changes to the output page, e.g.
 147                 // adding of CSS or Javascript by extensions.
 148                 wfRunHooks( 'BeforePageDisplay', array( &$out ) );
 149
 150                 extract( $wgRequest->getValues( 'oldid', 'diff' ) );
 151
 152                 wfProfileIn( "$fname-init" );
 153                 $this->initPage( $out );
 154
 155                 $this->mTitle =& $wgTitle;
 156                 $this->mUser =& $wgUser;
 157
 158                 $tpl = $this->setupTemplate( $this->template, 'skins' );
 159
 160                 #if ( $wgUseDatabaseMessages ) { // uncomment this to fall back to GetText
 161                 $tpl->setTranslator(new MediaWiki_I18N());
 162                 #}
 163                 wfProfileOut( "$fname-init" );
 164
 165                 wfProfileIn( "$fname-stuff" );
 166                 $this->thispage = $this->mTitle->getPrefixedDbKey();
 167                 $this->thisurl = $this->mTitle->getPrefixedURL();
 168                 $this->loggedin = $wgUser->isLoggedIn();
 169                 $this->iscontent = ($this->mTitle->getNamespace() != NS_SPECIAL );
 170                 $this->iseditable = ($this->iscontent and !($action == 'edit' or $action == 'submit'));
 171                 $this->username = $wgUser->getName();
 172                 $userPage = $wgUser->getUserPage();
 173                 $this->userpage = $userPage->getPrefixedText();
 174
 175                 if ( $wgUser->isLoggedIn() || $this->showIPinHeader() ) {
 176                         $this->userpageUrlDetails = self::makeUrlDetails( $this->userpage );
 177                 } else {
 178                         # This won't be used in the standard skins, but we define it to preserve the interface
 179                         # To save time, we check for existence
 180                         $this->userpageUrlDetails = self::makeKnownUrlDetails( $this->userpage );
 181                 }
 182
 183                 $this->usercss =  $this->userjs = $this->userjsprev = false;
 184                 $this->setupUserCss();
 185                 $this->setupUserJs();
 186                 $this->titletxt = $this->mTitle->getPrefixedText();
 187                 wfProfileOut( "$fname-stuff" );
 188
 189                 wfProfileIn( "$fname-stuff2" );
 190                 $tpl->set( 'title', $wgOut->getPageTitle() );
 191                 $tpl->set( 'pagetitle', $wgOut->getHTMLTitle() );
 192                 $tpl->set( 'displaytitle', $wgOut->mPageLinkTitle );
 193                 $tpl->set( 'pageclass', Sanitizer::escapeClass( 'page-'.$wgTitle->getPrefixedText() ) );
 194
 195                 $nsname = @$wgCanonicalNamespaceNames[ $this->mTitle->getNamespace() ];
 196                 if ( $nsname === NULL ) $nsname = $this->mTitle->getNsText();
 197
 198                 $tpl->set( 'nscanonical', $nsname );
 199                 $tpl->set( 'nsnumber', $this->mTitle->getNamespace() );
 200                 $tpl->set( 'titleprefixeddbkey', $this->mTitle->getPrefixedDBKey() );
 201                 $tpl->set( 'titletext', $this->mTitle->getText() );
 202                 $tpl->set( 'articleid', $this->mTitle->getArticleId() );
 203                 $tpl->set( 'isarticle', $wgOut->isArticle() );
 204
 205                 $tpl->setRef( "thispage", $this->thispage );
 206                 $subpagestr = $this->subPageSubtitle();
 207                 $tpl->set(
 208                         'subtitle',  !empty($subpagestr)?
 209                         '<span class="subpages">'.$subpagestr.'</span>'.$out->getSubtitle():
 210                         $out->getSubtitle()
 211                 );
 212                 $undelete = $this->getUndeleteLink();
 213                 $tpl->set(
 214                         "undelete", !empty($undelete)?
 215                         '<span class="subpages">'.$undelete.'</span>':
 216                         ''
 217                 );
 218
 219                 $tpl->set( 'catlinks', $this->getCategories());
 220                 if( $wgOut->isSyndicated() ) {
 221                         $feeds = array();
 222                         foreach( $wgFeedClasses as $format => $class ) {
 223                                 $feeds[$format] = array(
 224                                         'text' => $format,
 225                                         'href' => $wgRequest->appendQuery( "feed=$format" )
 226                                 );
 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
 235                 $tpl->setRef( 'mimetype', $wgMimeType );
 236                 $tpl->setRef( 'jsmimetype', $wgJsMimeType );
 237                 $tpl->setRef( 'charset', $wgOutputEncoding );
 238                 $tpl->set( 'headlinks', $out->getHeadLinks() );
 239                 $tpl->set('headscripts', $out->getScript() );
 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->setRef( 'loggedin', $this->loggedin );
 246                 $tpl->set('nsclass', 'ns-'.$this->mTitle->getNamespace());
 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                 global $wgUseSiteJs;
 276                 if ($wgUseSiteJs) {
 277                         if($this->loggedin) {
 278                                 $tpl->set( 'jsvarurl', self::makeUrl('-','action=raw&smaxage=0&gen=js') );
 279                         } else {
 280                                 $tpl->set( 'jsvarurl', self::makeUrl('-','action=raw&gen=js') );
 281                         }
 282                 } else {
 283                         $tpl->set('jsvarurl', false);
 284                 }
 285                 $newtalks = $wgUser->getNewMessageLinks();
 286
 287                 if (count($newtalks) == 1 && $newtalks[0]["wiki"] === wfWikiID() ) {
 288                         $usertitle = $this->mUser->getUserPage();
 289                         $usertalktitle = $usertitle->getTalkPage();
 290                         if( !$usertalktitle->equals( $this->mTitle ) ) {
 291                                 $ntl = wfMsg( 'youhavenewmessages',
 292                                         $this->makeKnownLinkObj(
 293                                                 $usertalktitle,
 294                                                 wfMsgHtml( 'newmessageslink' ),
 295                                                 'redirect=no'
 296                                         ),
 297                                         $this->makeKnownLinkObj(
 298                                                 $usertalktitle,
 299                                                 wfMsgHtml( 'newmessagesdifflink' ),
 300                                                 'diff=cur'
 301                                         )
 302                                 );
 303                                 # Disable Cache
 304                                 $wgOut->setSquidMaxage(0);
 305                         }
 306                 } else if (count($newtalks)) {
 307                         $sep = str_replace("_", " ", wfMsgHtml("newtalkseperator"));
 308                         $msgs = array();
 309                         foreach ($newtalks as $newtalk) {
 310                                 $msgs[] = wfElement("a",
 311                                         array('href' => $newtalk["link"]), $newtalk["wiki"]);
 312                         }
 313                         $parts = implode($sep, $msgs);
 314                         $ntl = wfMsgHtml('youhavenewmessagesmulti', $parts);
 315                         $wgOut->setSquidMaxage(0);
 316                 } else {
 317                         $ntl = '';
 318                 }
 319                 wfProfileOut( "$fname-stuff2" );
 320
 321                 wfProfileIn( "$fname-stuff3" );
 322                 $tpl->setRef( 'newtalk', $ntl );
 323                 $tpl->setRef( 'skin', $this);
 324                 $tpl->set( 'logo', $this->logoText() );
 325                 if ( $wgOut->isArticle() and (!isset( $oldid ) or isset( $diff )) and
 326                         $wgArticle and 0 != $wgArticle->getID() )
 327                 {
 328                         if ( !$wgDisableCounters ) {
 329                                 $viewcount = $wgLang->formatNum( $wgArticle->getCount() );
 330                                 if ( $viewcount ) {
 331                                         $tpl->set('viewcount', wfMsgExt( 'viewcount', array( 'parseinline' ), $viewcount ) );
 332                                 } else {
 333                                         $tpl->set('viewcount', false);
 334                                 }
 335                         } else {
 336                                 $tpl->set('viewcount', false);
 337                         }
 338
 339                         if ($wgPageShowWatchingUsers) {
 340                                 $dbr =& wfGetDB( DB_SLAVE );
 341                                 extract( $dbr->tableNames( 'watchlist' ) );
 342                                 $sql = "SELECT COUNT(*) AS n FROM $watchlist
 343                                         WHERE wl_title='" . $dbr->strencode($this->mTitle->getDBKey()) .
 344                                         "' AND  wl_namespace=" . $this->mTitle->getNamespace() ;
 345                                 $res = $dbr->query( $sql, 'SkinTemplate::outputPage');
 346                                 $x = $dbr->fetchObject( $res );
 347                                 $numberofwatchingusers = $x->n;
 348                                 if ($numberofwatchingusers > 0) {
 349                                         $tpl->set('numberofwatchingusers', wfMsg('number_of_watching_users_pageview', $numberofwatchingusers));
 350                                 } else {
 351                                         $tpl->set('numberofwatchingusers', false);
 352                                 }
 353                         } else {
 354                                 $tpl->set('numberofwatchingusers', false);
 355                         }
 356
 357                         $tpl->set('copyright',$this->getCopyright());
 358
 359                         $this->credits = false;
 360
 361                         if (isset($wgMaxCredits) && $wgMaxCredits != 0) {
 362                                 require_once("Credits.php");
 363                                 $this->credits = getCredits($wgArticle, $wgMaxCredits, $wgShowCreditsIfMax);
 364                         } else {
 365                                 $tpl->set('lastmod', $this->lastModified());
 366                         }
 367
 368                         $tpl->setRef( 'credits', $this->credits );
 369
 370                 } elseif ( isset( $oldid ) && !isset( $diff ) ) {
 371                         $tpl->set('copyright', $this->getCopyright());
 372                         $tpl->set('viewcount', false);
 373                         $tpl->set('lastmod', false);
 374                         $tpl->set('credits', false);
 375                         $tpl->set('numberofwatchingusers', false);
 376                 } else {
 377                         $tpl->set('copyright', false);
 378                         $tpl->set('viewcount', false);
 379                         $tpl->set('lastmod', false);
 380                         $tpl->set('credits', false);
 381                         $tpl->set('numberofwatchingusers', false);
 382                 }
 383                 wfProfileOut( "$fname-stuff3" );
 384
 385                 wfProfileIn( "$fname-stuff4" );
 386                 $tpl->set( 'copyrightico', $this->getCopyrightIcon() );
 387                 $tpl->set( 'poweredbyico', $this->getPoweredBy() );
 388                 $tpl->set( 'disclaimer', $this->disclaimerLink() );
 389                 $tpl->set( 'privacy', $this->privacyLink() );
 390                 $tpl->set( 'about', $this->aboutLink() );
 391
 392                 $tpl->setRef( 'debug', $out->mDebugtext );
 393                 $tpl->set( 'reporttime', $out->reportTime() );
 394                 $tpl->set( 'sitenotice', wfGetSiteNotice() );
 395                 $tpl->set( 'bottomscripts', $this->bottomScripts() );
 396
 397                 $printfooter = "<div class=\"printfooter\">\n" . $this->printSource() . "</div>\n";
 398                 $out->mBodytext .= $printfooter ;
 399                 $tpl->setRef( 'bodytext', $out->mBodytext );
 400
 401                 # Language links
 402                 $language_urls = array();
 403
 404                 if ( !$wgHideInterlanguageLinks ) {
 405                         foreach( $wgOut->getLanguageLinks() as $l ) {
 406                                 $tmp = explode( ':', $l, 2 );
 407                                 $class = 'interwiki-' . $tmp[0];
 408                                 unset($tmp);
 409                                 $nt = Title::newFromText( $l );
 410                                 $language_urls[] = array(
 411                                         'href' => $nt->getFullURL(),
 412                                         'text' => ($wgContLang->getLanguageName( $nt->getInterwiki()) != ''?$wgContLang->getLanguageName( $nt->getInterwiki()) : $l),
 413                                         'class' => $class
 414                                 );
 415                         }
 416                 }
 417                 if(count($language_urls)) {
 418                         $tpl->setRef( 'language_urls', $language_urls);
 419                 } else {
 420                         $tpl->set('language_urls', false);
 421                 }
 422                 wfProfileOut( "$fname-stuff4" );
 423
 424                 # Personal toolbar
 425                 $tpl->set('personal_urls', $this->buildPersonalUrls());
 426                 $content_actions = $this->buildContentActionUrls();
 427                 $tpl->setRef('content_actions', $content_actions);
 428
 429                 // XXX: attach this from javascript, same with section editing
 430                 if($this->iseditable && $wgUser->getOption("editondblclick") )
 431                 {
 432                         $tpl->set('body_ondblclick', 'document.location = "' .$content_actions['edit']['href'] .'";');
 433                 } else {
 434                         $tpl->set('body_ondblclick', false);
 435                 }
 436                 if( $this->iseditable && $wgUser->getOption( 'editsectiononrightclick' ) ) {
 437                         $tpl->set( 'body_onload', 'setupRightClickEdit()' );
 438                 } else {
 439                         $tpl->set( 'body_onload', false );
 440                 }
 441                 $tpl->set( 'sidebar', $this->buildSidebar() );
 442                 $tpl->set( 'nav_urls', $this->buildNavUrls() );
 443
 444                 // execute template
 445                 wfProfileIn( "$fname-execute" );
 446                 $res = $tpl->execute();
 447                 wfProfileOut( "$fname-execute" );
 448
 449                 // result may be an error
 450                 $this->printOrError( $res );
 451                 wfProfileOut( $fname );
 452         }
 453
 454         /**
 455          * Output the string, or print error message if it's
 456          * an error object of the appropriate type.
 457          * For the base class, assume strings all around.
 458          *
 459          * @param mixed $str
 460          * @private
 461          */
 462         function printOrError( &$str ) {
 463                 echo $str;
 464         }
 465
 466         /**
 467          * build array of urls for personal toolbar
 468          * @return array
 469          * @private
 470          */
 471         function buildPersonalUrls() {
 472                 global $wgTitle, $wgShowIPinHeader;
 473
 474                 $fname = 'SkinTemplate::buildPersonalUrls';
 475                 $pageurl = $wgTitle->getLocalURL();
 476                 wfProfileIn( $fname );
 477
 478                 /* set up the default links for the personal toolbar */
 479                 $personal_urls = array();
 480                 if ($this->loggedin) {
 481                         $personal_urls['userpage'] = array(
 482                                 'text' => $this->username,
 483                                 'href' => &$this->userpageUrlDetails['href'],
 484                                 'class' => $this->userpageUrlDetails['exists']?false:'new',
 485                                 'active' => ( $this->userpageUrlDetails['href'] == $pageurl )
 486                         );
 487                         $usertalkUrlDetails = $this->makeTalkUrlDetails($this->userpage);
 488                         $personal_urls['mytalk'] = array(
 489                                 'text' => wfMsg('mytalk'),
 490                                 'href' => &$usertalkUrlDetails['href'],
 491                                 'class' => $usertalkUrlDetails['exists']?false:'new',
 492                                 'active' => ( $usertalkUrlDetails['href'] == $pageurl )
 493                         );
 494                         $href = self::makeSpecialUrl( 'Preferences' );
 495                         $personal_urls['preferences'] = array(
 496                                 'text' => wfMsg( 'mypreferences' ),
 497                                 'href' => self::makeSpecialUrl( 'Preferences' ),
 498                                 'active' => ( $href == $pageurl )
 499                         );
 500                         $href = self::makeSpecialUrl( 'Watchlist' );
 501                         $personal_urls['watchlist'] = array(
 502                                 'text' => wfMsg( 'watchlist' ),
 503                                 'href' => $href,
 504                                 'active' => ( $href == $pageurl )
 505                         );
 506                         $href = self::makeSpecialUrl( "Contributions/$this->username" );
 507                         $personal_urls['mycontris'] = array(
 508                                 'text' => wfMsg( 'mycontris' ),
 509                                 'href' => $href
 510                                 # FIXME #  'active' => ( $href == $pageurl . '/' . $this->username )
 511                         );
 512                         $personal_urls['logout'] = array(
 513                                 'text' => wfMsg( 'userlogout' ),
 514                                 'href' => self::makeSpecialUrl( 'Userlogout',
 515                                         $wgTitle->getNamespace() === NS_SPECIAL && $wgTitle->getText() === 'Preferences' ? '' : "returnto={$this->thisurl}"
 516                                 )
 517                         );
 518                 } else {
 519                         if( $wgShowIPinHeader && isset(  $_COOKIE[ini_get("session.name")] ) ) {
 520                                 $href = &$this->userpageUrlDetails['href'];
 521                                 $personal_urls['anonuserpage'] = array(
 522                                         'text' => $this->username,
 523                                         'href' => $href,
 524                                         'class' => $this->userpageUrlDetails['exists']?false:'new',
 525                                         'active' => ( $pageurl == $href )
 526                                 );
 527                                 $usertalkUrlDetails = $this->makeTalkUrlDetails($this->userpage);
 528                                 $href = &$usertalkUrlDetails['href'];
 529                                 $personal_urls['anontalk'] = array(
 530                                         'text' => wfMsg('anontalk'),
 531                                         'href' => $href,
 532                                         'class' => $usertalkUrlDetails['exists']?false:'new',
 533                                         'active' => ( $pageurl == $href )
 534                                 );
 535                                 $personal_urls['anonlogin'] = array(
 536                                         'text' => wfMsg('userlogin'),
 537                                         'href' => self::makeSpecialUrl( 'Userlogin', 'returnto=' . $this->thisurl ),
 538                                         'active' => ( NS_SPECIAL == $wgTitle->getNamespace() && 'Userlogin' == $wgTitle->getDBkey() )
 539                                 );
 540                         } else {
 541
 542                                 $personal_urls['login'] = array(
 543                                         'text' => wfMsg('userlogin'),
 544                                         'href' => self::makeSpecialUrl( 'Userlogin', 'returnto=' . $this->thisurl ),
 545                                         'active' => ( NS_SPECIAL == $wgTitle->getNamespace() && 'Userlogin' == $wgTitle->getDBkey() )
 546                                 );
 547                         }
 548                 }
 549
 550                 wfRunHooks( 'PersonalUrls', array( &$personal_urls, &$wgTitle ) );
 551                 wfProfileOut( $fname );
 552                 return $personal_urls;
 553         }
 554
 555         /**
 556          * Returns true if the IP should be shown in the header
 557          */
 558         function showIPinHeader() {
 559                 global $wgShowIPinHeader;
 560                 return $wgShowIPinHeader && isset(  $_COOKIE[ini_get("session.name")] );
 561         }
 562
 563         function tabAction( $title, $message, $selected, $query='', $checkEdit=false ) {
 564                 $classes = array();
 565                 if( $selected ) {
 566                         $classes[] = 'selected';
 567                 }
 568                 if( $checkEdit && $title->getArticleId() == 0 ) {
 569                         $classes[] = 'new';
 570                         $query = 'action=edit';
 571                 }
 572
 573                 $text = wfMsg( $message );
 574                 if ( wfEmptyMsg( $message, $text ) ) {
 575                         global $wgContLang;
 576                         $text = $wgContLang->getFormattedNsText( Namespace::getSubject( $title->getNamespace() ) );
 577                 }
 578
 579                 return array(
 580                         'class' => implode( ' ', $classes ),
 581                         'text' => $text,
 582                         'href' => $title->getLocalUrl( $query ) );
 583         }
 584
 585         function makeTalkUrlDetails( $name, $urlaction = '' ) {
 586                 $title = Title::newFromText( $name );
 587                 $title = $title->getTalkPage();
 588                 self::checkTitle( $title, $name );
 589                 return array(
 590                         'href' => $title->getLocalURL( $urlaction ),
 591                         'exists' => $title->getArticleID() != 0 ? true : false
 592                 );
 593         }
 594
 595         function makeArticleUrlDetails( $name, $urlaction = '' ) {
 596                 $title = Title::newFromText( $name );
 597                 $title= $title->getSubjectPage();
 598                 self::checkTitle( $title, $name );
 599                 return array(
 600                         'href' => $title->getLocalURL( $urlaction ),
 601                         'exists' => $title->getArticleID() != 0 ? true : false
 602                 );
 603         }
 604
 605         /**
 606          * an array of edit links by default used for the tabs
 607          * @return array
 608          * @private
 609          */
 610         function buildContentActionUrls () {
 611                 global $wgContLang, $wgOut;
 612                 $fname = 'SkinTemplate::buildContentActionUrls';
 613                 wfProfileIn( $fname );
 614
 615                 global $wgUser, $wgRequest;
 616                 $action = $wgRequest->getText( 'action' );
 617                 $section = $wgRequest->getText( 'section' );
 618                 $content_actions = array();
 619
 620                 $prevent_active_tabs = false ;
 621                 wfRunHooks( 'SkinTemplatePreventOtherActiveTabs', array( &$this , &$prevent_active_tabs ) )     ;
 622
 623                 if( $this->iscontent ) {
 624                         $subjpage = $this->mTitle->getSubjectPage();
 625                         $talkpage = $this->mTitle->getTalkPage();
 626
 627                         $nskey = $this->mTitle->getNamespaceKey();
 628                         $content_actions[$nskey] = $this->tabAction(
 629                                 $subjpage,
 630                                 $nskey,
 631                                 !$this->mTitle->isTalkPage() && !$prevent_active_tabs,
 632                                 '', true);
 633
 634                         $content_actions['talk'] = $this->tabAction(
 635                                 $talkpage,
 636                                 'talk',
 637                                 $this->mTitle->isTalkPage() && !$prevent_active_tabs,
 638                                 '',
 639                                 true);
 640
 641                         wfProfileIn( "$fname-edit" );
 642                         if ( $this->mTitle->userCanEdit() && ( $this->mTitle->exists() || $this->mTitle->userCanCreate() ) ) {
 643                                 $istalk = $this->mTitle->isTalkPage();
 644                                 $istalkclass = $istalk?' istalk':'';
 645                                 $content_actions['edit'] = array(
 646                                         'class' => ((($action == 'edit' or $action == 'submit') and $section != 'new') ? 'selected' : '').$istalkclass,
 647                                         'text' => wfMsg('edit'),
 648                                         'href' => $this->mTitle->getLocalUrl( $this->editUrlOptions() )
 649                                 );
 650
 651                                 if ( $istalk || $wgOut->showNewSectionLink() ) {
 652                                         $content_actions['addsection'] = array(
 653                                                 'class' => $section == 'new'?'selected':false,
 654                                                 'text' => wfMsg('addsection'),
 655                                                 'href' => $this->mTitle->getLocalUrl( 'action=edit&section=new' )
 656                                         );
 657                                 }
 658                         } else {
 659                                 $content_actions['viewsource'] = array(
 660                                         'class' => ($action == 'edit') ? 'selected' : false,
 661                                         'text' => wfMsg('viewsource'),
 662                                         'href' => $this->mTitle->getLocalUrl( $this->editUrlOptions() )
 663                                 );
 664                         }
 665                         wfProfileOut( "$fname-edit" );
 666
 667                         wfProfileIn( "$fname-live" );
 668                         if ( $this->mTitle->getArticleId() ) {
 669
 670                                 $content_actions['history'] = array(
 671                                         'class' => ($action == 'history') ? 'selected' : false,
 672                                         'text' => wfMsg('history_short'),
 673                                         'href' => $this->mTitle->getLocalUrl( 'action=history')
 674                                 );
 675
 676                                 if ( $this->mTitle->getNamespace() !== NS_MEDIAWIKI && $wgUser->isAllowed( 'protect' ) ) {
 677                                         if(!$this->mTitle->isProtected()){
 678                                                 $content_actions['protect'] = array(
 679                                                         'class' => ($action == 'protect') ? 'selected' : false,
 680                                                         'text' => wfMsg('protect'),
 681                                                         'href' => $this->mTitle->getLocalUrl( 'action=protect' )
 682                                                 );
 683
 684                                         } else {
 685                                                 $content_actions['unprotect'] = array(
 686                                                         'class' => ($action == 'unprotect') ? 'selected' : false,
 687                                                         'text' => wfMsg('unprotect'),
 688                                                         'href' => $this->mTitle->getLocalUrl( 'action=unprotect' )
 689                                                 );
 690                                         }
 691                                 }
 692                                 if($wgUser->isAllowed('delete')){
 693                                         $content_actions['delete'] = array(
 694                                                 'class' => ($action == 'delete') ? 'selected' : false,
 695                                                 'text' => wfMsg('delete'),
 696                                                 'href' => $this->mTitle->getLocalUrl( 'action=delete' )
 697                                         );
 698                                 }
 699                                 if ( $this->mTitle->userCanMove()) {
 700                                         $moveTitle = Title::makeTitle( NS_SPECIAL, 'Movepage' );
 701                                         $content_actions['move'] = array(
 702                                                 'class' => ($this->mTitle->getDbKey() == 'Movepage' and $this->mTitle->getNamespace == NS_SPECIAL) ? 'selected' : false,
 703                                                 'text' => wfMsg('move'),
 704                                                 'href' => $moveTitle->getLocalUrl( 'target=' . urlencode( $this->thispage ) )
 705                                         );
 706                                 }
 707                         } else {
 708                                 //article doesn't exist or is deleted
 709                                 if( $wgUser->isAllowed( 'delete' ) ) {
 710                                         if( $n = $this->mTitle->isDeleted() ) {
 711                                                 $undelTitle = Title::makeTitle( NS_SPECIAL, 'Undelete' );
 712                                                 $content_actions['undelete'] = array(
 713                                                         'class' => false,
 714                                                         'text' => wfMsgExt( 'undelete_short', array( 'parsemag' ), $n ),
 715                                                         'href' => $undelTitle->getLocalUrl( 'target=' . urlencode( $this->thispage ) )
 716                                                         #'href' => self::makeSpecialUrl( "Undelete/$this->thispage" )
 717                                                 );
 718                                         }
 719                                 }
 720                         }
 721                         wfProfileOut( "$fname-live" );
 722
 723                         if( $this->loggedin ) {
 724                                 if( !$this->mTitle->userIsWatching()) {
 725                                         $content_actions['watch'] = array(
 726                                                 'class' => ($action == 'watch' or $action == 'unwatch') ? 'selected' : false,
 727                                                 'text' => wfMsg('watch'),
 728                                                 'href' => $this->mTitle->getLocalUrl( 'action=watch' )
 729                                         );
 730                                 } else {
 731                                         $content_actions['unwatch'] = array(
 732                                                 'class' => ($action == 'unwatch' or $action == 'watch') ? 'selected' : false,
 733                                                 'text' => wfMsg('unwatch'),
 734                                                 'href' => $this->mTitle->getLocalUrl( 'action=unwatch' )
 735                                         );
 736                                 }
 737                         }
 738
 739                         wfRunHooks( 'SkinTemplateTabs', array( &$this , &$content_actions ) )   ;
 740                 } else {
 741                         /* show special page tab */
 742
 743                         $content_actions[$this->mTitle->getNamespaceKey()] = array(
 744                                 'class' => 'selected',
 745                                 'text' => wfMsg('specialpage'),
 746                                 'href' => $wgRequest->getRequestURL(), // @bug 2457, 2510
 747                         );
 748
 749                         wfRunHooks( 'SkinTemplateBuildContentActionUrlsAfterSpecialPage', array( &$this, &$content_actions ) );
 750                 }
 751
 752                 /* show links to different language variants */
 753                 global $wgDisableLangConversion;
 754                 $variants = $wgContLang->getVariants();
 755                 if( !$wgDisableLangConversion && sizeof( $variants ) > 1 ) {
 756                         $preferred = $wgContLang->getPreferredVariant();
 757                         $actstr = '';
 758                         if( $action )
 759                                 $actstr = 'action=' . $action . '&';
 760                         $vcount=0;
 761                         foreach( $variants as $code ) {
 762                                 $varname = $wgContLang->getVariantname( $code );
 763                                 if( $varname == 'disable' )
 764                                         continue;
 765                                 $selected = ( $code == $preferred )? 'selected' : false;
 766                                 $content_actions['varlang-' . $vcount] = array(
 767                                                 'class' => $selected,
 768                                                 'text' => $varname,
 769                                                 'href' => $this->mTitle->getLocalURL('',$code)
 770                                         );
 771                                 $vcount ++;
 772                         }
 773                 }
 774
 775                 wfRunHooks( 'SkinTemplateContentActions', array( &$content_actions ) );
 776
 777                 wfProfileOut( $fname );
 778                 return $content_actions;
 779         }
 780
 781
 782
 783         /**
 784          * build array of common navigation links
 785          * @return array
 786          * @private
 787          */
 788         function buildNavUrls () {
 789                 global $wgUseTrackbacks, $wgTitle, $wgArticle;
 790
 791                 $fname = 'SkinTemplate::buildNavUrls';
 792                 wfProfileIn( $fname );
 793
 794                 global $wgUser, $wgRequest;
 795                 global $wgEnableUploads, $wgUploadNavigationUrl;
 796
 797                 $action = $wgRequest->getText( 'action' );
 798                 $oldid = $wgRequest->getVal( 'oldid' );
 799                 $diff = $wgRequest->getVal( 'diff' );
 800
 801                 $nav_urls = array();
 802                 $nav_urls['mainpage'] = array( 'href' => self::makeI18nUrl( 'mainpage') );
 803                 if( $wgEnableUploads ) {
 804                         if ($wgUploadNavigationUrl) {
 805                                 $nav_urls['upload'] = array( 'href' => $wgUploadNavigationUrl );
 806                         } else {
 807                                 $nav_urls['upload'] = array( 'href' => self::makeSpecialUrl( 'Upload' ) );
 808                         }
 809                 } else {
 810                         if ($wgUploadNavigationUrl)
 811                                 $nav_urls['upload'] = array( 'href' => $wgUploadNavigationUrl );
 812                         else
 813                                 $nav_urls['upload'] = false;
 814                 }
 815                 $nav_urls['specialpages'] = array( 'href' => self::makeSpecialUrl( 'Specialpages' ) );
 816
 817
 818                 // A print stylesheet is attached to all pages, but nobody ever
 819                 // figures that out. :)  Add a link...
 820                 if( $this->iscontent && ($action == '' || $action == 'view' || $action == 'purge' ) ) {
 821                         $revid = $wgArticle ? $wgArticle->getLatest() : 0;
 822                         if ( !( $revid == 0 )  )
 823                                 $nav_urls['print'] = array(
 824                                         'text' => wfMsg( 'printableversion' ),
 825                                         'href' => $wgRequest->appendQuery( 'printable=yes' )
 826                                 );
 827
 828                         // Also add a "permalink" while we're at it
 829                         if ( (int)$oldid ) {
 830                                 $nav_urls['permalink'] = array(
 831                                         'text' => wfMsg( 'permalink' ),
 832                                         'href' => ''
 833                                 );
 834                         } else {
 835                                 if ( !( $revid == 0 )  )
 836                                         $nav_urls['permalink'] = array(
 837                                                 'text' => wfMsg( 'permalink' ),
 838                                                 'href' => $wgTitle->getLocalURL( "oldid=$revid" )
 839                                         );
 840                         }
 841
 842                         wfRunHooks( 'SkinTemplateBuildNavUrlsNav_urlsAfterPermalink', array( &$this, &$nav_urls, &$oldid, &$revid ) );
 843                 }
 844
 845                 if( $this->mTitle->getNamespace() != NS_SPECIAL ) {
 846                         $wlhTitle = Title::makeTitle( NS_SPECIAL, 'Whatlinkshere' );
 847                         $nav_urls['whatlinkshere'] = array(
 848                                 'href' => $wlhTitle->getLocalUrl( 'target=' . urlencode( $this->thispage ) )
 849                         );
 850                         if( $this->mTitle->getArticleId() ) {
 851                                 $rclTitle = Title::makeTitle( NS_SPECIAL, 'Recentchangeslinked' );
 852                                 $nav_urls['recentchangeslinked'] = array(
 853                                         'href' => $rclTitle->getLocalUrl( 'target=' . urlencode( $this->thispage ) )
 854                                 );
 855                         }
 856                         if ($wgUseTrackbacks)
 857                                 $nav_urls['trackbacklink'] = array(
 858                                         'href' => $wgTitle->trackbackURL()
 859                                 );
 860                 }
 861
 862                 if( $this->mTitle->getNamespace() == NS_USER || $this->mTitle->getNamespace() == NS_USER_TALK ) {
 863                         $id = User::idFromName($this->mTitle->getText());
 864                         $ip = User::isIP($this->mTitle->getText());
 865                 } else {
 866                         $id = 0;
 867                         $ip = false;
 868                 }
 869
 870                 if($id || $ip) { # both anons and non-anons have contri list
 871                         $nav_urls['contributions'] = array(
 872                                 'href' => self::makeSpecialUrl( 'Contributions/' . $this->mTitle->getText() )
 873                         );
 874                         if ( $wgUser->isAllowed( 'block' ) )
 875                                 $nav_urls['blockip'] = array(
 876                                         'href' => self::makeSpecialUrl( 'Blockip/' . $this->mTitle->getText() )
 877                                 );
 878                 } else {
 879                         $nav_urls['contributions'] = false;
 880                 }
 881                 $nav_urls['emailuser'] = false;
 882                 if( $this->showEmailUser( $id ) ) {
 883                         $nav_urls['emailuser'] = array(
 884                                 'href' => self::makeSpecialUrl( 'Emailuser/' . $this->mTitle->getText() )
 885                         );
 886                 }
 887                 wfProfileOut( $fname );
 888                 return $nav_urls;
 889         }
 890
 891         /**
 892          * Generate strings used for xml 'id' names
 893          * @return string
 894          * @private
 895          */
 896         function getNameSpaceKey () {
 897                 return $this->mTitle->getNamespaceKey();
 898         }
 899
 900         /**
 901          * @private
 902          */
 903         function setupUserCss() {
 904                 $fname = 'SkinTemplate::setupUserCss';
 905                 wfProfileIn( $fname );
 906
 907                 global $wgRequest, $wgAllowUserCss, $wgUseSiteCss, $wgContLang, $wgSquidMaxage, $wgStylePath, $wgUser;
 908
 909                 $sitecss = '';
 910                 $usercss = '';
 911                 $siteargs = '&maxage=' . $wgSquidMaxage;
 912                 if( $this->loggedin ) {
 913                         // Ensure that logged-in users' generated CSS isn't clobbered
 914                         // by anons' publicly cacheable generated CSS.
 915                         $siteargs .= '&smaxage=0';
 916                 }
 917
 918                 # Add user-specific code if this is a user and we allow that kind of thing
 919
 920                 if ( $wgAllowUserCss && $this->loggedin ) {
 921                         $action = $wgRequest->getText('action');
 922
 923                         # if we're previewing the CSS page, use it
 924                         if( $this->mTitle->isCssSubpage() and $this->userCanPreview( $action ) ) {
 925                                 $siteargs = "&smaxage=0&maxage=0";
 926                                 $usercss = $wgRequest->getText('wpTextbox1');
 927                         } else {
 928                                 $usercss = '@import "' .
 929                                   self::makeUrl($this->userpage . '/'.$this->skinname.'.css',
 930                                                                  'action=raw&ctype=text/css') . '";' ."\n";
 931                         }
 932
 933                         $siteargs .= '&ts=' . $wgUser->mTouched;
 934                 }
 935
 936                 if( $wgContLang->isRTL() ) {
 937                         global $wgStyleVersion;
 938                         $sitecss .= "@import \"$wgStylePath/$this->stylename/rtl.css?$wgStyleVersion\";\n";
 939                 }
 940
 941                 # If we use the site's dynamic CSS, throw that in, too
 942                 if ( $wgUseSiteCss ) {
 943                         $query = "usemsgcache=yes&action=raw&ctype=text/css&smaxage=$wgSquidMaxage";
 944                         $sitecss .= '@import "' . self::makeNSUrl( 'Common.css', $query, NS_MEDIAWIKI) . '";' . "\n";
 945                         $sitecss .= '@import "' . self::makeNSUrl( ucfirst( $this->skinname ) . '.css', $query, NS_MEDIAWIKI ) . '";' . "\n";
 946                         $sitecss .= '@import "' . self::makeUrl( '-', 'action=raw&gen=css' . $siteargs ) . '";' . "\n";
 947                 }
 948
 949                 # If we use any dynamic CSS, make a little CDATA block out of it.
 950
 951                 if ( !empty($sitecss) || !empty($usercss) ) {
 952                         $this->usercss = "/*<![CDATA[*/\n" . $sitecss . $usercss . '/*]]>*/';
 953                 }
 954                 wfProfileOut( $fname );
 955         }
 956
 957         /**
 958          * @private
 959          */
 960         function setupUserJs() {
 961                 $fname = 'SkinTemplate::setupUserJs';
 962                 wfProfileIn( $fname );
 963
 964                 global $wgRequest, $wgAllowUserJs, $wgJsMimeType;
 965                 $action = $wgRequest->getText('action');
 966
 967                 if( $wgAllowUserJs && $this->loggedin ) {
 968                         if( $this->mTitle->isJsSubpage() and $this->userCanPreview( $action ) ) {
 969                                 # XXX: additional security check/prompt?
 970                                 $this->userjsprev = '/*<![CDATA[*/ ' . $wgRequest->getText('wpTextbox1') . ' /*]]>*/';
 971                         } else {
 972                                 $this->userjs = self::makeUrl($this->userpage.'/'.$this->skinname.'.js', 'action=raw&ctype='.$wgJsMimeType.'&dontcountme=s');
 973                         }
 974                 }
 975                 wfProfileOut( $fname );
 976         }
 977
 978         /**
 979          * Code for extensions to hook into to provide per-page CSS, see
 980          * extensions/PageCSS/PageCSS.php for an implementation of this.
 981          *
 982          * @private
 983          */
 984         function setupPageCss() {
 985                 $fname = 'SkinTemplate::setupPageCss';
 986                 wfProfileIn( $fname );
 987                 $out = false;
 988                 wfRunHooks( 'SkinTemplateSetupPageCss', array( &$out ) );
 989
 990                 wfProfileOut( $fname );
 991                 return $out;
 992         }
 993
 994         /**
 995          * returns css with user-specific options
 996          * @public
 997          */
 998
 999         function getUserStylesheet() {
1000                 $fname = 'SkinTemplate::getUserStylesheet';
1001                 wfProfileIn( $fname );
1002
1003                 $s = "/* generated user stylesheet */\n";
1004                 $s .= $this->reallyDoGetUserStyles();
1005                 wfProfileOut( $fname );
1006                 return $s;
1007         }
1008
1009         /**
1010          * @public
1011          */
1012         function getUserJs() {
1013                 $fname = 'SkinTemplate::getUserJs';
1014                 wfProfileIn( $fname );
1015
1016                 global $wgStylePath;
1017                 $s = '/* generated javascript */';
1018                 $s .= "var skin = '{$this->skinname}';\nvar stylepath = '{$wgStylePath}';";
1019                 $s .= '/* MediaWiki:'.ucfirst($this->skinname)." */\n";
1020
1021                 // avoid inclusion of non defined user JavaScript (with custom skins only)
1022                 // by checking for default message content
1023                 $msgKey = ucfirst($this->skinname).'.js';
1024                 $userJS = wfMsgForContent($msgKey);
1025                 if ( !wfEmptyMsg( $msgKey, $userJS ) ) {
1026                         $s .= $userJS;
1027                 }
1028
1029                 wfProfileOut( $fname );
1030                 return $s;
1031         }
1032 }
1033
1034 /**
1035  * Generic wrapper for template functions, with interface
1036  * compatible with what we use of PHPTAL 0.7.
1037  * @package MediaWiki
1038  * @subpackage Skins
1039  */
1040 class QuickTemplate {
1041         /**
1042          * @public
1043          */
1044         function QuickTemplate() {
1045                 $this->data = array();
1046                 $this->translator = new MediaWiki_I18N();
1047         }
1048
1049         /**
1050          * @public
1051          */
1052         function set( $name, $value ) {
1053                 $this->data[$name] = $value;
1054         }
1055
1056         /**
1057          * @public
1058          */
1059         function setRef($name, &$value) {
1060                 $this->data[$name] =& $value;
1061         }
1062
1063         /**
1064          * @public
1065          */
1066         function setTranslator( &$t ) {
1067                 $this->translator = &$t;
1068         }
1069
1070         /**
1071          * @public
1072          */
1073         function execute() {
1074                 echo "Override this function.";
1075         }
1076
1077
1078         /**
1079          * @private
1080          */
1081         function text( $str ) {
1082                 echo htmlspecialchars( $this->data[$str] );
1083         }
1084
1085         /**
1086          * @private
1087          */
1088         function jstext( $str ) {
1089                 echo Xml::escapeJsString( $this->data[$str] );
1090         }
1091
1092         /**
1093          * @private
1094          */
1095         function html( $str ) {
1096                 echo $this->data[$str];
1097         }
1098
1099         /**
1100          * @private
1101          */
1102         function msg( $str ) {
1103                 echo htmlspecialchars( $this->translator->translate( $str ) );
1104         }
1105
1106         /**
1107          * @private
1108          */
1109         function msgHtml( $str ) {
1110                 echo $this->translator->translate( $str );
1111         }
1112
1113         /**
1114          * An ugly, ugly hack.
1115          * @private
1116          */
1117         function msgWiki( $str ) {
1118                 global $wgParser, $wgTitle, $wgOut;
1119
1120                 $text = $this->translator->translate( $str );
1121                 $parserOutput = $wgParser->parse( $text, $wgTitle,
1122                         $wgOut->parserOptions(), true );
1123                 echo $parserOutput->getText();
1124         }
1125
1126         /**
1127          * @private
1128          */
1129         function haveData( $str ) {
1130                 return $this->data[$str];
1131         }
1132
1133         /**
1134          * @private
1135          */
1136         function haveMsg( $str ) {
1137                 $msg = $this->translator->translate( $str );
1138                 return ($msg != '-') && ($msg != ''); # ????
1139         }
1140 }
1141 ?>