typo3/sysext/cms/tslib/class.tslib_fe.php

   1 <?php
   2 /***************************************************************
   3 *  Copyright notice
   4 *
   5 *  (c) 1999-2007 Kasper Skaarhoj (kasperYYYY@typo3.com)
   6 *  All rights reserved
   7 *
   8 *  This script is part of the TYPO3 project. The TYPO3 project is
   9 *  free software; you can redistribute it and/or modify
  10 *  it under the terms of the GNU General Public License as published by
  11 *  the Free Software Foundation; either version 2 of the License, or
  12 *  (at your option) any later version.
  13 *
  14 *  The GNU General Public License can be found at
  15 *  http://www.gnu.org/copyleft/gpl.html.
  16 *  A copy is found in the textfile GPL.txt and important notices to the license
  17 *  from the author is found in LICENSE.txt distributed with these scripts.
  18 *
  19 *
  20 *  This script is distributed in the hope that it will be useful,
  21 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  22 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  23 *  GNU General Public License for more details.
  24 *
  25 *  This copyright notice MUST APPEAR in all copies of the script!
  26 ***************************************************************/
  27 /**
  28  * Class for the built TypoScript based Front End
  29  *
  30  * This class has a lot of functions and internal variable which are use from index_ts.php.
  31  * The class is instantiated as $GLOBALS['TSFE'] in index_ts.php.
  32  * The use of this class should be inspired by the order of function calls as found in index_ts.php.
  33  *
  34  * $Id$
  35  * Revised for TYPO3 3.6 June/2003 by Kasper Skaarhoj
  36  * XHTML compliant
  37  *
  38  * @author      Kasper Skaarhoj <kasperYYYY@typo3.com>
  39  */
  40 /**
  41  * [CLASS/FUNCTION INDEX of SCRIPT]
  42  *
  43  *
  44  *
  45  *  213: class tslib_fe
  46  *  382:     function tslib_fe($TYPO3_CONF_VARS, $id, $type, $no_cache='', $cHash='', $jumpurl='',$MP='',$RDCT='')
  47  *  415:     function connectToMySQL()
  48  *  425:     function connectToDB()
  49  *  470:     function sendRedirect()
  50  *
  51  *              SECTION: Initializing, resolving page id
  52  *  508:     function initFEuser()
  53  *  558:     function initUserGroups()
  54  *  593:     function isUserOrGroupSet()
  55  *  618:     function checkAlternativeIdMethods()
  56  *  670:     function clear_preview()
  57  *  683:     function determineId()
  58  *  817:     function fetch_the_id()
  59  *  911:     function getPageAndRootline()
  60  *  994:     function getPageShortcut($SC,$mode,$thisUid,$itera=20,$pageLog=array())
  61  * 1044:     function checkRootlineForIncludeSection()
  62  * 1081:     function checkEnableFields($row,$bypassGroupCheck=FALSE)
  63  * 1097:     function checkPageGroupAccess($row, $groupList=NULL)
  64  * 1116:     function checkPagerecordForIncludeSection($row)
  65  * 1125:     function checkIfLoginAllowedInBranch()
  66  * 1150:     function getPageAccessFailureReasons()
  67  * 1182:     function setIDfromArgV()
  68  * 1198:     function getPageAndRootlineWithDomain($domainStartPage)
  69  * 1225:     function setSysPageWhereClause()
  70  * 1237:     function findDomainRecord($recursive=0)
  71  * 1257:     function pageNotFoundAndExit($reason='', $header='')
  72  * 1272:     function pageNotFoundHandler($code, $header='', $reason='')
  73  * 1316:     function checkAndSetAlias()
  74  * 1335:     function idPartsAnalyze($str)
  75  * 1360:     function mergingWithGetVars($GET_VARS)
  76  * 1390:     function ADMCMD_preview()
  77  * 1433:     function ADMCMD_preview_postInit($previewConfig)
  78  *
  79  *              SECTION: Template and caching related functions.
  80  * 1465:     function makeCacheHash()
  81  * 1489:     function reqCHash()
  82  * 1511:     function cHashParams($addQueryParams)
  83  * 1520:     function initTemplate()
  84  * 1532:     function getFromCache()
  85  * 1578:     function getFromCache_queryRow()
  86  * 1608:     function headerNoCache()
  87  * 1637:     function getHash()
  88  * 1657:     function getConfigArray()
  89  *
  90  *              SECTION: Further initialization and data processing
  91  * 1818:     function getCompressedTCarray()
  92  * 1872:     function includeTCA($TCAloaded=1)
  93  * 1899:     function settingLanguage()
  94  * 1992:     function settingLocale()
  95  * 2017:     function checkDataSubmission()
  96  * 2050:     function fe_tce()
  97  * 2064:     function locDataCheck($locationData)
  98  * 2080:     function sendFormmail()
  99  * 2131:     function extractRecipientCopy($bodytext)
 100  * 2145:     function setExternalJumpUrl()
 101  * 2156:     function checkJumpUrlReferer()
 102  * 2171:     function jumpUrl()
 103  * 2215:     function setUrlIdToken()
 104  *
 105  *              SECTION: Page generation; cache handling
 106  * 2258:     function isGeneratePage()
 107  * 2268:     function tempPageCacheContent()
 108  * 2325:     function realPageCacheContent()
 109  * 2355:     function setPageCacheContent($content,$data,$tstamp)
 110  * 2382:     function clearPageCacheContent()
 111  * 2392:     function clearPageCacheContent_pidList($pidList)
 112  * 2403:     function pageCachePostProcess(&$row,$type)
 113  * 2426:     function setSysLastChanged()
 114  *
 115  *              SECTION: Page generation; rendering and inclusion
 116  * 2462:     function generatePage_preProcessing()
 117  * 2484:     function generatePage_whichScript()
 118  * 2496:     function generatePage_postProcessing()
 119  * 2588:     function INTincScript()
 120  * 2648:     function INTincScript_loadJSCode()
 121  * 2689:     function isINTincScript()
 122  * 2698:     function doXHTML_cleaning()
 123  * 2707:     function doLocalAnchorFix()
 124  *
 125  *              SECTION: Finished off; outputting, storing session data, statistics...
 126  * 2738:     function isOutputting()
 127  * 2761:     function processOutput()
 128  * 2834:     function sendCacheHeaders()
 129  * 2902:     function isStaticCacheble()
 130  * 2915:     function contentStrReplace()
 131  * 2941:     function isEXTincScript()
 132  * 2950:     function storeSessionData()
 133  * 2960:     function setParseTime()
 134  * 2972:     function statistics()
 135  * 3066:     function previewInfo()
 136  * 3101:     function hook_eofe()
 137  * 3117:     function beLoginLinkIPList()
 138  * 3138:     function addTempContentHttpHeaders()
 139  *
 140  *              SECTION: Various internal API functions
 141  * 3184:     function makeSimulFileName($inTitle,$page,$type,$addParams='',$no_cache='')
 142  * 3231:     function simulateStaticDocuments_pEnc_onlyP_proc($linkVars)
 143  * 3260:     function getSimulFileName()
 144  * 3271:     function setSimulReplacementChar()
 145  * 3291:     function fileNameASCIIPrefix($inTitle,$titleChars,$mergeChar='.')
 146  * 3314:     function encryptEmail($string,$back=0)
 147  * 3340:     function codeString($string, $decode=FALSE)
 148  * 3366:     function roundTripCryptString($string)
 149  * 3386:     function checkFileInclude($incFile)
 150  * 3401:     function newCObj()
 151  * 3414:     function setAbsRefPrefix()
 152  * 3428:     function baseUrlWrap($url)
 153  * 3447:     function printError($label,$header='Error!')
 154  * 3458:     function updateMD5paramsRecord($hash)
 155  * 3469:     function tidyHTML($content)
 156  * 3495:     function prefixLocalAnchorsWithScript()
 157  * 3505:     function workspacePreviewInit()
 158  * 3521:     function doWorkspacePreview()
 159  * 3531:     function whichWorkspace($returnTitle = FALSE)
 160  *
 161  *              SECTION: Various external API functions - for use in plugins etc.
 162  * 3589:     function getStorageSiterootPids()
 163  * 3604:     function getPagesTSconfig()
 164  * 3637:     function setJS($key,$content='')
 165  * 3677:     function setCSS($key,$content)
 166  * 3692:     function make_seed()
 167  * 3705:     function uniqueHash($str='')
 168  * 3714:     function set_no_cache()
 169  * 3724:     function set_cache_timeout_default($seconds)
 170  * 3740:     function plainMailEncoded($email,$subject,$message,$headers='')
 171  *
 172  *              SECTION: Localization and character set conversion
 173  * 3784:     function sL($input)
 174  * 3813:     function readLLfile($fileRef)
 175  * 3824:     function getLLL($index,$LOCAL_LANG)
 176  * 3838:     function initLLvars()
 177  * 3872:     function csConv($str,$from='')
 178  * 3890:     function convOutputCharset($content,$label='')
 179  * 3903:     function convPOSTCharset()
 180  *
 181  * TOTAL FUNCTIONS: 116
 182  * (This index is automatically created/updated by the extension "extdeveval")
 183  *
 184  */
 185
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 204
 205
 206 /**
 207  * Main frontend class, instantiated in the index_ts.php script as the global object TSFE
 208  *
 209  * @author      Kasper Skaarhoj <kasperYYYY@typo3.com>
 210  * @package TYPO3
 211  * @subpackage tslib
 212  */
 213  class tslib_fe {
 214
 215                 // CURRENT PAGE:
 216         var $id='';                                                     // The page id (int)
 217         var $type='';                                           // RO The type (int)
 218         var $idParts=array();                           // Loaded with the id, exploded by ','
 219         var $cHash='';                                          // The submitted cHash
 220         var $no_cache='';                                       // Page will not be cached. Write only true. Never clear value (some other code might have reasons to set it true)
 221         var $rootLine='';                                       // The rootLine (all the way to tree root, not only the current site!) (array)
 222         var $page='';                                           // The pagerecord (array)
 223         var $contentPid=0;                                      // This will normally point to the same value as id, but can be changed to point to another page from which content will then be displayed instead.
 224         var $sys_page='';                                       // The object with pagefunctions (object)
 225         var $jumpurl='';
 226         var $pageNotFound=0;                            // Is set to 1 if a pageNotFound handler could have been called.
 227         var $domainStartPage=0;                         // Domain start page
 228         var $pageAccessFailureHistory=array();  // Array containing a history of why a requested page was not accessible.
 229         var $MP='';
 230         var $RDCT='';
 231         var $page_cache_reg1=0;                         // This can be set from applications as a way to tag cached versions of a page and later perform some external cache management, like clearing only a part of the cache of a page...
 232         var $siteScript='';                                     // Contains the value of the current script path that activated the frontend. Typically "index.php" but by rewrite rules it could be something else! Used for Speaking Urls / Simulate Static Documents.
 233
 234                 // USER
 235         var $fe_user='';                                        // The user (object)
 236         var $loginUser='';                                      // Global flag indicating that a front-end user is logged in. This is set only if a user really IS logged in. The group-list may show other groups (like added by IP filter or so) even though there is no user.
 237         var $gr_list='';                                        // (RO=readonly) The group list, sorted numerically. Group '0,-1' is the default group, but other groups may be added by other means than a user being logged in though...
 238         var $beUserLogin='';                            // Flag that indicates if a Backend user is logged in!
 239         var $workspacePreview='';                       // Integer, that indicates which workspace is being previewed.
 240         var $loginAllowedInBranch = TRUE;       // Shows whether logins are allowed in branch
 241         var $ADMCMD_preview_BEUSER_uid = 0;     // Integer, set to backend user ID to initialize when keyword-based preview is used.
 242
 243                 // PREVIEW
 244         var $fePreview='';                                      // Flag indication that preview is active. This is based on the login of a backend user and whether the backend user has read access to the current page. A value of 1 means ordinary preview, 2 means preview of a non-live workspace
 245         var $showHiddenPage='';                         // Flag indicating that hidden pages should be shown, selected and so on. This goes for almost all selection of pages!
 246         var $showHiddenRecords='';                      // Flag indicating that hidden records should be shown. This includes sys_template, pages_language_overlay and even fe_groups in addition to all other regular content. So in effect, this includes everything except pages.
 247         var $simUserGroup='0';                          // Value that contains the simulated usergroup if any
 248
 249                 // CONFIGURATION
 250         var $TYPO3_CONF_VARS=array();           // The configuration array as set up in t3lib/config_default.php. Should be an EXACT copy of the global array.
 251         var $config='';                                         // 'CONFIG' object from TypoScript. Array generated based on the TypoScript configuration of the current page. Saved with the cached pages.
 252         var $TCAcachedExtras=array();           // Array of cached information from TCA. This is NOT TCA itself!
 253
 254                 // TEMPLATE / CACHE
 255         var $tmpl='';                                           // The TypoScript template object. Used to parse the TypoScript template
 256         var $cacheTimeOutDefault='';            // Is set to the time-to-live time of cached pages. If false, default is 60*60*24, which is 24 hours.
 257         var $cacheContentFlag='';                       // Set internally if cached content is fetched from the database
 258         var $cacheExpires=0;                            // Set to the expire time of cached content
 259         var $isClientCachable=FALSE;            // Set if cache headers allowing caching are sent.
 260         var $all='';                                            // $all used by template fetching system. This array is an identification of the template. If $this->all is empty it's because the template-data is not cached, which it must be.
 261         var $sPre='';                                           // toplevel - objArrayName, eg 'page'
 262         var $pSetup='';                                         // TypoScript configuration of the page-object pointed to by sPre. $this->tmpl->setup[$this->sPre.'.']
 263         var $newHash='';                                        // This hash is unique to the template, the $this->id and $this->type vars and the gr_list (list of groups). Used to get and later store the cached data
 264         var $getMethodUrlIdToken='';            // If config.ftu (Frontend Track User) is set in TypoScript for the current page, the string value of this var is substituted in the rendered source-code with the string, '&ftu=[token...]' which enables GET-method usertracking as opposed to cookie based
 265         var $no_CacheBeforePageGen='';          // This flag is set before inclusion of pagegen.php IF no_cache is set. If this flag is set after the inclusion of pagegen.php, no_cache is forced to be set. This is done in order to make sure that php-code from pagegen does not falsely clear the no_cache flag.
 266         var $tempContent = FALSE;                       // This flag indicates if temporary content went into the cache during page-generation.
 267         var $forceTemplateParsing='';                           // Boolean, passed to TypoScript template class and tells it to render the template forcibly
 268         var $cHash_array=array();                       // The array which cHash_calc is based on, see ->makeCacheHash().
 269         var $hash_base='';                                      // Loaded with the serialized array that is used for generating a hashstring for the cache
 270         var $pagesTSconfig='';                          // May be set to the pagesTSconfig
 271                 // PAGE-GENERATION / cOBJ
 272         /*
 273                 Eg. insert JS-functions in this array ($additionalHeaderData) to include them once. Use associative keys.
 274                 Keys in use:
 275                         JSFormValidate  :               <script type="text/javascript" src="'.$GLOBALS["TSFE"]->absRefPrefix.'t3lib/jsfunc.validateform.js"></script>
 276                         JSincludeFormupdate :   <script type="text/javascript" src="t3lib/jsfunc.updateform.js"></script>
 277                         JSMenuCode, JSMenuCode_menu :                   JavaScript for the JavaScript menu
 278                         JSCode : reserved
 279                         JSImgCode : reserved
 280         */
 281         var $additionalHeaderData=array();      // used to accumulate additional HTML-code for the header-section, <head>...</head>. Insert either associative keys (like additionalHeaderData['myStyleSheet'], see reserved keys above) or num-keys (like additionalHeaderData[] = '...')
 282         var $additionalJavaScript=array();      // used to accumulate additional JavaScript-code. Works like additionalHeaderData. Reserved keys at 'openPic' and 'mouseOver'
 283         var $additionalCSS=array();                     // used to accumulate additional Style code. Works like additionalHeaderData.
 284         var $JSeventFuncCalls = array(          // you can add JavaScript functions to each entry in these arrays. Please see how this is done in the GMENU_LAYERS script. The point is that many applications on a page can set handlers for onload, onmouseover and onmouseup
 285                 'onmousemove' => array(),
 286                 'onmouseup' => array(),
 287                 'onmousemove' => array(),
 288                 'onkeydown' => array(),
 289                 'onkeyup' => array(),
 290                 'onkeypress' => array(),
 291                 'onload' => array(),
 292                 'onunload' => array(),
 293         );
 294         var $JSCode='';                                         // Deprecated, use additionalJavaScript instead.
 295         var $JSImgCode='';                                      // Used to accumulate JavaScript loaded images (by menus)
 296         var $divSection='';                                     // Used to accumulate DHTML-layers.
 297         var $defaultBodyTag='<body>';           // Default bodytag, if nothing else is set. This can be overridden by applications like TemplaVoila.
 298
 299                 // RENDERING configuration, settings from TypoScript is loaded into these vars. See pagegen.php
 300         var $debug='';                                          // Debug flag, may output special debug html-code.
 301         var $intTarget='';                                      // Default internal target
 302         var $extTarget='';                                      // Default external target
 303         var $MP_defaults=array();                       // Keys are page ids and values are default &MP (mount point) values to set when using the linking features...)
 304         var $spamProtectEmailAddresses=0;       // If set, typolink() function encrypts email addresses. Is set in pagegen-class.
 305         var $absRefPrefix='';                           // Absolute Reference prefix
 306         var $absRefPrefix_force=0;                      // Absolute Reference prefix force flag. This is set, if the type and id is retrieve from PATH_INFO and thus we NEED to prefix urls with at least '/'
 307         var $compensateFieldWidth='';           // Factor for form-field widths compensation
 308         var $lockFilePath='';                           // Lock file path
 309         var $ATagParams='';                                     // <A>-tag parameters
 310         var $sWordRegEx='';                                     // Search word regex, calculated if there has been search-words send. This is used to mark up the found search words on a page when jumped to from a link in a search-result.
 311         var $sWordList='';                                      // Is set to the incoming array sword_list in case of a page-view jumped to from a search-result.
 312         var $linkVars='';                                       // A string prepared for insertion in all links on the page as url-parameters. Based on configuration in TypoScript where you defined which GET_VARS you would like to pass on.
 313         var $excludeCHashVars='';                       // A string set with a comma list of additional GET vars which should NOT be included in the cHash calculation. These vars should otherwise be detected and involved in caching, eg. through a condition in TypoScript.
 314         var $displayEditIcons='';                       // If set, edit icons are rendered aside content records. Must be set only if the ->beUserLogin flag is set and set_no_cache() must be called as well.
 315         var $displayFieldEditIcons='';          // If set, edit icons are rendered aside individual fields of content. Must be set only if the ->beUserLogin flag is set and set_no_cache() must be called as well.
 316         var $sys_language_uid=0;                        // Site language, 0 (zero) is default, int+ is uid pointing to a sys_language record. Should reflect which language menus, templates etc is displayed in (master language) - but not necessarily the content which could be falling back to default (see sys_language_content)
 317         var $sys_language_mode='';                      // Site language mode for content fall back.
 318         var $sys_language_content=0;            // Site content selection uid (can be different from sys_language_uid if content is to be selected from a fall-back language. Depends on sys_language_mode)
 319         var $sys_language_contentOL=0;          // Site content overlay flag; If set - and sys_language_content is > 0 - , records selected will try to look for a translation pointing to their uid. (If configured in [ctrl][languageField] / [ctrl][transOrigP...]
 320         var $sys_language_isocode = '';         // Is set to the iso code of the sys_language_content if that is properly defined by the sys_language record representing the sys_language_uid. (Requires the extension "static_info_tables")
 321
 322                 // RENDERING data
 323         var $applicationData=Array();           //       'Global' Storage for various applications. Keys should be 'tx_'.extKey for extensions.
 324         var $register=Array();
 325         var $registerStack=Array();                     // Stack used for storing array and retrieving register arrays (see LOAD_REGISTER and CLEAR_REGISTER)
 326         var $cObjectDepthCounter = 50;          // Checking that the function is not called eternally. This is done by interrupting at a depth of 50
 327         var $recordRegister = Array();          // used by cObj->RECORDS and cObj->CONTENT to ensure the a records is NOT rendered twice through it!
 328         var $currentRecord = '';                        // This is set to the [table]:[uid] of the latest record rendered. Note that class tslib_cObj has an equal value, but that is pointing to the record delivered in the $data-array of the tslib_cObj instance, if the cObjects CONTENT or RECORD created that instance
 329         var $accessKey =array();                        // Used by class tslib_menu to keep track of access-keys.
 330         var $imagesOnPage=array();                      // Numerical array where image filenames are added if they are referenced in the rendered document. This includes only TYPO3 generated/inserted images.
 331         var $lastImageInfo=array();                     // Is set in tslib_cObj->cImage() function to the info-array of the most recent rendered image. The information is used in tslib_cObj->IMGTEXT
 332         var $uniqueCounter=0;                           // Used to generate page-unique keys. Point is that uniqid() functions is very slow, so a unikey key is made based on this, see function uniqueHash()
 333         var $uniqueString='';
 334         var $indexedDocTitle='';                        // This value will be used as the title for the page in the indexer (if indexing happens)
 335         var $altPageTitle='';                           // Alternative page title (normally the title of the page record). Can be set from applications you make.
 336         var $pEncAllowedParamNames=array();     // An array that holds parameter names (keys) of GET parameters which MAY be MD5/base64 encoded with simulate_static_documents method.
 337         var $baseUrl='';                                        // The base URL set for the page header.
 338         var $anchorPrefix='';                           // The proper anchor prefix needed when using speaking urls. (only set if baseUrl is set)
 339
 340                 // Page content render object
 341         var $cObj ='';                                          // is instantiated object of tslib_cObj
 342
 343                 // CONTENT accumulation
 344         var $content='';                                        // All page content is accumulated in this variable. See pagegen.php
 345
 346                 // GENERAL
 347         var $clientInfo='';                                     // Set to the browser: net / msie if 4+ browsers
 348         var $scriptParseTime=0;
 349         var $TCAloaded = 0;                                     // Set ONLY if the full TCA is loaded
 350
 351                 // Character set (charset) conversion object:
 352         var $csConvObj;                                         // An instance of the "t3lib_cs" class. May be used by any application.
 353         var $defaultCharSet = 'iso-8859-1';     // The default charset used in the frontend if nothing else is set.
 354         var $renderCharset='';                          // Internal charset of the frontend during rendering: Defaults to "forceCharset" and if that is not set, to ->defaultCharSet
 355         var $metaCharset='';                            // Output charset of the websites content. This is the charset found in the header, meta tag etc. If different from $renderCharset a conversion happens before output to browser. Defaults to ->renderCharset if not set.
 356         var $localeCharset='';                          // Assumed charset of locale strings.
 357
 358                 // LANG:
 359         var $lang='';                                           // Set to the system language key (used on the site)
 360         var $langSplitIndex=0;                          // Set to the index number of the language key
 361         var $labelsCharset='';                          // Charset of the labels from locallang (based on $this->lang)
 362         var $convCharsetToFrom='';                      // Set to the charsets to convert from/to IF there are any difference. Otherwise this stays a string
 363         var $LL_labels_cache=array();
 364         var $LL_files_cache=array();
 365
 366
 367
 368
 369
 370         /**
 371          * Class constructor
 372          * Takes a number of GET/POST input variable as arguments and stores them internally.
 373          * The processing of these variables goes on later in this class.
 374          * Also sets internal clientInfo array (browser information) and a unique string (->uniqueString) for this script instance; A md5 hash of the microtime()
 375          *
 376          * @param       array           The global $TYPO3_CONF_VARS array. Will be set internally in ->TYPO3_CONF_VARS
 377          * @param       mixed           The value of t3lib_div::_GP('id')
 378          * @param       integer         The value of t3lib_div::_GP('type')
 379          * @param       boolean         The value of t3lib_div::_GP('no_cache'), evaluated to 1/0
 380          * @param       string          The value of t3lib_div::_GP('cHash')
 381          * @param       string          The value of t3lib_div::_GP('jumpurl')
 382          * @param       string          The value of t3lib_div::_GP('MP')
 383          * @param       string          The value of t3lib_div::_GP('RDCT')
 384          * @return      void
 385          * @see index_ts.php
 386          */
 387         function tslib_fe($TYPO3_CONF_VARS, $id, $type, $no_cache='', $cHash='', $jumpurl='',$MP='',$RDCT='')   {
 388
 389                         // Setting some variables:
 390                 $this->TYPO3_CONF_VARS = $TYPO3_CONF_VARS;
 391                 $this->id = $id;
 392                 $this->type = $type;
 393                 $this->no_cache = $no_cache ? 1 : 0;
 394                 $this->cHash = $cHash;
 395                 $this->jumpurl = $jumpurl;
 396                 $this->MP = $this->TYPO3_CONF_VARS['FE']['enable_mount_pids'] ? (string)$MP : '';
 397                 $this->RDCT = $RDCT;
 398                 $this->clientInfo = t3lib_div::clientInfo();
 399                 $this->uniqueString=md5(microtime());
 400
 401                 $this->csConvObj = t3lib_div::makeInstance('t3lib_cs');
 402
 403                         // Call post processing function for constructor:
 404                 if (is_array($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['tslib_fe-PostProc']))    {
 405                         $_params = array('pObj' => &$this);
 406                         foreach($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['tslib_fe-PostProc'] as $_funcRef)     {
 407                                 t3lib_div::callUserFunction($_funcRef,$_params,$this);
 408                         }
 409                 }
 410         }
 411
 412         /**
 413          * Connect to MySQL database
 414          * May exit after outputting an error message or some JavaScript redirecting to the install tool.
 415          * Use connectToDB() instead!
 416          *
 417          * @return      void
 418          * @deprecated
 419          */
 420         function connectToMySQL()       {
 421                 $this->connectToDB();
 422         }
 423
 424         /**
 425          * Connect to SQL database
 426          * May exit after outputting an error message or some JavaScript redirecting to the install tool.
 427          *
 428          * @return      void
 429          */
 430         function connectToDB()  {
 431                 if ($GLOBALS['TYPO3_DB']->sql_pconnect(TYPO3_db_host, TYPO3_db_username, TYPO3_db_password))    {
 432                         if (!TYPO3_db)  {
 433                                 $this->printError('No database selected','Database Error');
 434                                         // Redirects to the Install Tool:
 435                                 echo '<script type="text/javascript">
 436                                                 /*<![CDATA[*/
 437                                         window.location.href = "'.TYPO3_mainDir.'install/index.php?mode=123&step=1&password=joh316";
 438                                                 /*]]>*/
 439                                         </script>';
 440                                 exit;
 441                         } elseif (!$GLOBALS['TYPO3_DB']->sql_select_db(TYPO3_db))       {
 442                                 $this->printError('Cannot connect to the current database, "'.TYPO3_db.'"','Database Error');
 443                                 exit;
 444                         }
 445                 } else {
 446                         if (!TYPO3_db)  {
 447                                         // Redirects to the Install Tool:
 448                                 echo '<script type="text/javascript">
 449                                                 /*<![CDATA[*/
 450                                         window.location.href = "'.TYPO3_mainDir.'install/index.php?mode=123&step=1&password=joh316";
 451                                                 /*]]>*/
 452                                         </script>';
 453                                 exit;
 454                         }
 455                         $this->printError('The current username, password or host was not accepted when the connection to the database was attempted to be established!','Database Error');
 456                         exit;
 457                 }
 458
 459
 460                         // Call post processing function for DB connection:
 461                 if (is_array($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['connectToDB']))  {
 462                         $_params = array('pObj' => &$this);
 463                         foreach($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['connectToDB'] as $_funcRef)   {
 464                                 t3lib_div::callUserFunction($_funcRef,$_params,$this);
 465                         }
 466                 }
 467         }
 468
 469         /**
 470          * Looks up the value of $this->RDCT in the database and if it is found to be associated with a redirect URL then the redirection is carried out with a 'Location:' header
 471          * May exit after sending a location-header.
 472          *
 473          * @return      void
 474          */
 475         function sendRedirect() {
 476                 $res = $GLOBALS['TYPO3_DB']->exec_SELECTquery('params', 'cache_md5params', 'md5hash='.$GLOBALS['TYPO3_DB']->fullQuoteStr($this->RDCT, 'cache_md5params'));
 477                 if ($row = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($res)) {
 478                         $this->updateMD5paramsRecord($this->RDCT);
 479                         header('Location: '.$row['params']);
 480                         exit;
 481                 }
 482         }
 483
 484
 485
 486
 487
 488
 489
 490
 491
 492
 493
 494
 495
 496
 497
 498
 499
 500
 501         /********************************************
 502          *
 503          * Initializing, resolving page id
 504          *
 505          ********************************************/
 506
 507
 508         /**
 509          * Initializes the front-end login user.
 510          *
 511          * @return      void
 512          */
 513         function initFEuser()   {
 514                 $this->fe_user = t3lib_div::makeInstance('tslib_feUserAuth');
 515
 516                 $this->fe_user->lockIP = $this->TYPO3_CONF_VARS['FE']['lockIP'];
 517                 $this->fe_user->lockHashKeyWords = $this->TYPO3_CONF_VARS['FE']['lockHashKeyWords'];
 518                 $this->fe_user->checkPid = $this->TYPO3_CONF_VARS['FE']['checkFeUserPid'];
 519                 $this->fe_user->lifetime = intval($this->TYPO3_CONF_VARS['FE']['lifetime']);
 520                 $this->fe_user->checkPid_value = $GLOBALS['TYPO3_DB']->cleanIntList(t3lib_div::_GP('pid'));     // List of pid's acceptable
 521
 522                         // Check if a session is transferred:
 523                 if (t3lib_div::_GP('FE_SESSION_KEY'))   {
 524                         $fe_sParts = explode('-',t3lib_div::_GP('FE_SESSION_KEY'));
 525                         if (!strcmp(md5($fe_sParts[0].'/'.$this->TYPO3_CONF_VARS['SYS']['encryptionKey']), $fe_sParts[1]))      {       // If the session key hash check is OK:
 526                                 $_COOKIE[$this->fe_user->name] = $fe_sParts[0];
 527                                 $this->fe_user->forceSetCookie = 1;
 528                         }
 529                 }
 530
 531                 if ($this->TYPO3_CONF_VARS['FE']['dontSetCookie'])      {
 532                         $this->fe_user->dontSetCookie=1;
 533                 }
 534
 535                 $this->fe_user->start();
 536                 $this->fe_user->unpack_uc('');
 537                 $this->fe_user->fetchSessionData();     // Gets session data
 538                 $recs = t3lib_div::_GP('recs');
 539                 if (is_array($recs))    {       // If any record registration is submitted, register the record.
 540                         $this->fe_user->record_registration($recs, $this->TYPO3_CONF_VARS['FE']['maxSessionDataSize']);
 541                 }
 542
 543                         // Call hook for possible manipulation of frontend user object
 544                 if (is_array($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['initFEuser']))   {
 545                         $_params = array('pObj' => &$this);
 546                         foreach($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['initFEuser'] as $_funcRef)    {
 547                                 t3lib_div::callUserFunction($_funcRef,$_params,$this);
 548                         }
 549                 }
 550
 551                         // For every 60 seconds the is_online timestamp is updated.
 552                 if (is_array($this->fe_user->user) && $this->fe_user->user['uid'] && $this->fe_user->user['is_online']<($GLOBALS['EXEC_TIME']-60))      {
 553                         $GLOBALS['TYPO3_DB']->exec_UPDATEquery('fe_users', 'uid='.intval($this->fe_user->user['uid']), array('is_online' => $GLOBALS['EXEC_TIME']));
 554                 }
 555         }
 556
 557         /**
 558          * Initializes the front-end user groups.
 559          * Sets ->loginUser and ->gr_list based on front-end user status.
 560          *
 561          * @return      void
 562          */
 563         function initUserGroups() {
 564
 565                 $this->fe_user->showHiddenRecords = $this->showHiddenRecords;           // This affects the hidden-flag selecting the fe_groups for the user!
 566                 $this->fe_user->fetchGroupData();       // no matter if we have an active user we try to fetch matching groups which can be set without an user (simulation for instance!)
 567
 568                 if (is_array($this->fe_user->user) && count($this->fe_user->groupData['uid']))  {
 569                         $this->loginUser=1;     // global flag!
 570                         $this->gr_list = '0,-2';        // group -2 is not an existing group, but denotes a 'default' group when a user IS logged in. This is used to let elements be shown for all logged in users!
 571                         $gr_array = $this->fe_user->groupData['uid'];
 572                 } else {
 573                         $this->loginUser=0;
 574                         $this->gr_list = '0,-1';        // group -1 is not an existing group, but denotes a 'default' group when not logged in. This is used to let elements be hidden, when a user is logged in!
 575
 576                         if ($this->loginAllowedInBranch)        {
 577                                 $gr_array = $this->fe_user->groupData['uid'];   // For cases where logins are not banned from a branch usergroups can be set based on IP masks so we should add the usergroups uids.
 578                         } else {
 579                                 $gr_array = array();            // Set to blank since we will NOT risk any groups being set when no logins are allowed!
 580                         }
 581                 }
 582
 583                         // Clean up.
 584                 $gr_array = array_unique($gr_array);    // Make unique...
 585                 sort($gr_array);        // sort
 586                 if (count($gr_array))   {
 587                         $this->gr_list.=','.implode(',',$gr_array);
 588                 }
 589
 590                 if ($this->fe_user->writeDevLog)        t3lib_div::devLog('Valid usergroups for TSFE: '.$this->gr_list, 'tslib_fe');
 591         }
 592
 593         /**
 594          * Checking if a user is logged in or a group constellation different from "0,-1"
 595          *
 596          * @return      boolean         TRUE if either a login user is found (array fe_user->user) OR if the gr_list is set to something else than '0,-1' (could be done even without a user being logged in!)
 597          */
 598         function isUserOrGroupSet()     {
 599                 return is_array($this->fe_user->user) || $this->gr_list!=='0,-1';
 600         }
 601
 602         /**
 603          * Provides ways to bypass the '?id=[xxx]&type=[xx]' format, using either PATH_INFO or virtual HTML-documents (using Apache mod_rewrite)
 604          *
 605          * Three options:
 606          * 1) Apache mod_rewrite: Here a .htaccess file maps all .html-files to index.php and then we extract the id and type from the name of that HTML-file. (AKA "simulateStaticDocuments")
 607          * 2) Use PATH_INFO (also Apache) to extract id and type from that var. Does not require any special modules compiled with apache. (less typical)
 608          * 3) Using hook which enables features like those provided from "realurl" extension (AKA "Speaking URLs")
 609          *
 610          * Support for RewriteRule to generate   (simulateStaticDocuments)
 611          * With the mod_rewrite compiled into apache, put these lines into a .htaccess in this directory:
 612          * RewriteEngine On
 613          * RewriteRule   ^[^/]*\.html$  index.php
 614          * The url must end with '.html' and the format must comply with either of these:
 615          * 1:      '[title].[id].[type].html'                   - title is just for easy recognition in the logfile!; no practical use of the title for TYPO3.
 616          * 2:      '[id].[type].html'                                   - above, but title is omitted; no practical use of the title for TYPO3.
 617          * 3:      '[id].html'                                                  - only id, type is set to the default, zero!
 618          * NOTE: In all case 'id' may be the uid-number OR the page alias (if any)
 619          *
 620          * @return      void
 621          * @link http://typo3.org/doc.0.html?&tx_extrepmgm_pi1[extUid]=270&cHash=4ad9d7acb4
 622          */
 623         function checkAlternativeIdMethods()    {
 624
 625                 $this->siteScript = t3lib_div::getIndpEnv('TYPO3_SITE_SCRIPT');
 626
 627                         // Resolving of "simulateStaticDocuments" URLs:
 628                 if ($this->siteScript && substr($this->siteScript,0,9)!='index.php')    {               // If there has been a redirect (basically; we arrived here otherwise than via "index.php" in the URL) this can happend either due to a CGI-script or because of reWrite rule. Earlier we used $_SERVER['REDIRECT_URL'] to check but
 629                         $uParts = parse_url($this->siteScript); // Parse the path:
 630                         $fI = t3lib_div::split_fileref($uParts['path']);
 631
 632                         if (!$fI['path'] && $fI['file'] && substr($fI['file'],-5)=='.html')     {
 633                                 $parts = explode('.',$fI['file']);
 634                                 $pCount = count($parts);
 635                                 if ($pCount>2)  {
 636                                         $this->type = intval($parts[$pCount-2]);
 637                                         $this->id = $parts[$pCount-3];
 638                                 } else {
 639                                         $this->type = 0;
 640                                         $this->id = $parts[0];
 641                                 }
 642                         }
 643                 }
 644
 645                         // If PATH_INFO
 646                 if (t3lib_div::getIndpEnv('PATH_INFO')) {               // If pathinfo contains stuff...
 647                         $parts=t3lib_div::trimExplode('/',t3lib_div::getIndpEnv('PATH_INFO'),1);
 648                         $parts[]='html';
 649                         $pCount = count($parts);
 650                         if ($pCount>2)  {
 651                                 $this->type = intval($parts[$pCount-2]);
 652                                 $this->id = $parts[$pCount-3];
 653                         } else {
 654                                 $this->type = 0;
 655                                 $this->id = $parts[0];
 656                         }
 657                         $this->absRefPrefix_force=1;
 658                 }
 659
 660                         // Call post processing function for custom URL methods.
 661                 if (is_array($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['checkAlternativeIdMethods-PostProc']))   {
 662                         $_params = array('pObj' => &$this);
 663                         foreach($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['checkAlternativeIdMethods-PostProc'] as $_funcRef)    {
 664                                 t3lib_div::callUserFunction($_funcRef,$_params,$this);
 665                         }
 666                 }
 667         }
 668
 669         /**
 670          * Clears the preview-flags, sets sim_exec_time to current time.
 671          * Hidden pages must be hidden as default, $GLOBALS['SIM_EXEC_TIME'] is set to $GLOBALS['EXEC_TIME'] in t3lib/config_default.inc. Alter it by adding or subtracting seconds.
 672          *
 673          * @return      void
 674          */
 675         function clear_preview()        {
 676                 $this->showHiddenPage = 0;
 677                 $this->showHiddenRecords = 0;
 678                 $GLOBALS['SIM_EXEC_TIME'] = $GLOBALS['EXEC_TIME'];
 679                 $this->fePreview = 0;
 680         }
 681
 682         /**
 683          * Determines the id and evaluates any preview settings
 684          * Basically this function is about determining whether a backend user is logged in, if he has read access to the page and if he's previewing the page. That all determines which id to show and how to initialize the id.
 685          *
 686          * @return      void
 687          */
 688         function determineId()  {
 689
 690                         // Getting ARG-v values if some
 691                 $this->setIDfromArgV();
 692
 693                         // If there is a Backend login we are going to check for any preview settings:
 694                 $GLOBALS['TT']->push('beUserLogin','');
 695                 if ($this->beUserLogin || $this->doWorkspacePreview())  {
 696
 697                                 // Backend user preview features:
 698                         if ($this->beUserLogin) {
 699                                 $this->fePreview = $GLOBALS['BE_USER']->extGetFeAdminValue('preview') ? 1 : 0;
 700
 701                                         // If admin panel preview is enabled...
 702                                 if ($this->fePreview)   {
 703                                         $fe_user_OLD_USERGROUP = $this->fe_user->user['usergroup'];
 704
 705                                         $this->showHiddenPage = $GLOBALS['BE_USER']->extGetFeAdminValue('preview','showHiddenPages');
 706                                         $this->showHiddenRecords = $GLOBALS['BE_USER']->extGetFeAdminValue('preview','showHiddenRecords');
 707                                                 // simulate date
 708                                         $simTime = $GLOBALS['BE_USER']->extGetFeAdminValue('preview','simulateDate');
 709                                         if ($simTime)   $GLOBALS['SIM_EXEC_TIME']=$simTime;
 710                                                 // simulate user
 711                                         $simUserGroup = $GLOBALS['BE_USER']->extGetFeAdminValue('preview','simulateUserGroup');
 712                                         $this->simUserGroup = $simUserGroup;
 713                                         if ($simUserGroup)      $this->fe_user->user['usergroup']=$simUserGroup;
 714                                         if (!$simUserGroup && !$simTime && !$this->showHiddenPage && !$this->showHiddenRecords) {
 715                                                 $this->fePreview=0;
 716                                         }
 717                                 }
 718                         }
 719
 720                         if ($this->id)  {
 721
 722                                         // Now it's investigated if the raw page-id points to a hidden page and if so, the flag is set.
 723                                         // This does not require the preview flag to be set in the admin panel
 724                                 $idQ = t3lib_div::testInt($this->id) ? 'uid='.intval($this->id) : 'alias='.$GLOBALS['TYPO3_DB']->fullQuoteStr($this->id, 'pages').' AND pid>=0';        // pid>=0 added for the sake of versioning...
 725                                 $res = $GLOBALS['TYPO3_DB']->exec_SELECTquery('hidden', 'pages', $idQ.' AND hidden!=0 AND deleted=0');
 726                                 if ($GLOBALS['TYPO3_DB']->sql_num_rows($res))   {
 727                                         $this->fePreview = 1;   // The preview flag is set only if the current page turns out to actually be hidden!
 728                                         $this->showHiddenPage = 1;
 729                                 }
 730
 731                                         // For Live workspace: Check root line for proper connection to tree root (done because of possible preview of page / branch versions)
 732                                 if (!$this->fePreview && $this->whichWorkspace()===0)   {
 733
 734                                                 // Initialize the page-select functions to check rootline:
 735                                         $temp_sys_page = t3lib_div::makeInstance('t3lib_pageSelect');
 736                                         $temp_sys_page->init($this->showHiddenPage);
 737                                                 // If root line contained NO records and ->error_getRootLine_failPid tells us that it was because of a pid=-1 (indicating a "version" record)...:
 738                                         if (!count($temp_sys_page->getRootLine($this->id,$this->MP)) && $temp_sys_page->error_getRootLine_failPid==-1)  {
 739
 740                                                         // Setting versioningPreview flag and try again:
 741                                                 $temp_sys_page->versioningPreview = TRUE;
 742                                                 if (count($temp_sys_page->getRootLine($this->id,$this->MP)))    {
 743                                                                 // Finally, we got a root line (meaning that it WAS due to versioning preview of a page somewhere) and we set the fePreview flag which in itself will allow sys_page class to display previews of versionized records.
 744                                                         $this->fePreview = 1;
 745                                                 }
 746                                         }
 747                                 }
 748                         }
 749
 750                                 // The preview flag will be set if a backend user is in an offline workspace
 751                         if (($GLOBALS['BE_USER']->user['workspace_preview'] || t3lib_div::_GP('ADMCMD_view') || $this->doWorkspacePreview()) && ($this->whichWorkspace()===-1 || $this->whichWorkspace()>0))    {
 752                                 $this->fePreview = 2;   // Will show special preview message.
 753                         }
 754
 755                                 // If the front-end is showing a preview, caching MUST be disabled.
 756                         if ($this->fePreview)   {
 757                                 $this->set_no_cache();
 758                         }
 759                 }
 760                 $GLOBALS['TT']->pull();
 761
 762                         // Now, get the id, validate access etc:
 763                 $this->fetch_the_id();
 764
 765                         // Check if backend user has read access to this page. If not, recalculate the id.
 766                 if ($this->beUserLogin && $this->fePreview)     {
 767                         if (!$GLOBALS['BE_USER']->doesUserHaveAccess($this->page,1))    {
 768
 769                                         // Resetting
 770                                 $this->clear_preview();
 771                                 $this->fe_user->user['usergroup'] = $fe_user_OLD_USERGROUP;
 772
 773                                         // Fetching the id again, now with the preview settings reset.
 774                                 $this->fetch_the_id();
 775                         }
 776                 }
 777
 778                         // Checks if user logins are blocked for a certain branch and if so, will unset user login and re-fetch ID.
 779                 $this->loginAllowedInBranch = $this->checkIfLoginAllowedInBranch();
 780                 if (!$this->loginAllowedInBranch)       {       // Logins are not allowed:
 781                         if ($this->isUserOrGroupSet())  {       // Only if there is a login will we run this...
 782
 783                                         // Clear out user and group:
 784                                 unset($this->fe_user->user);
 785                                 $this->gr_list = '0,-1';
 786
 787                                         // Fetching the id again, now with the preview settings reset.
 788                                 $this->fetch_the_id();
 789                         }
 790                 }
 791
 792                         // Final cleaning.
 793                 $this->id = $this->contentPid = intval($this->id);      // Make sure it's an integer
 794                 $this->type = intval($this->type);      // Make sure it's an integer
 795
 796                         // Look for alternative content PID if page is under version preview:
 797                 if ($this->fePreview)   {
 798                         if ($this->page['_ORIG_pid']==-1 && $this->page['t3ver_swapmode']==0)   {       // Current page must have been an offline version and have swapmode set to 0:
 799                                         // Setting contentPid here for preview might not be completely correct to do. Strictly the "_ORIG_uid" value should be used for tables where "versioning_followPages" is set and for others not. However this is a working quick-fix to display content elements at least!
 800                                 $this->contentPid = $this->page['_ORIG_uid'];
 801                         }
 802                 }
 803
 804                         // Call post processing function for id determination:
 805                 if (is_array($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['determineId-PostProc'])) {
 806                         $_params = array('pObj' => &$this);
 807                         foreach($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['determineId-PostProc'] as $_funcRef)  {
 808                                 t3lib_div::callUserFunction($_funcRef,$_params,$this);
 809                         }
 810                 }
 811         }
 812
 813         /**
 814          * Get The Page ID
 815          * This gets the id of the page, checks if the page is in the domain and if the page is accessible
 816          * Sets variables such as $this->sys_page, $this->loginUser, $this->gr_list, $this->id, $this->type, $this->domainStartPage, $this->idParts
 817          *
 818          * @return      void
 819          * @access private
 820          */
 821         function fetch_the_id() {
 822                 $GLOBALS['TT']->push('fetch_the_id initialize/','');
 823
 824                         // Initialize the page-select functions.
 825                 $this->sys_page = t3lib_div::makeInstance('t3lib_pageSelect');
 826                 $this->sys_page->versioningPreview = $this->fePreview ? TRUE : FALSE;
 827                 $this->sys_page->versioningWorkspaceId = $this->whichWorkspace();
 828                 $this->sys_page->init($this->showHiddenPage);
 829
 830                         // Set the valid usergroups for FE
 831                 $this->initUserGroups();
 832
 833                         // Sets sys_page where-clause
 834                 $this->setSysPageWhereClause();
 835
 836                         // Splitting $this->id by a period (.). First part is 'id' and second part - if exists - will overrule the &type param if given
 837                 $pParts = explode('.',$this->id);
 838                 $this->id = $pParts[0]; // Set it.
 839                 if (isset($pParts[1]))  {$this->type=$pParts[1];}
 840
 841                         // Splitting $this->id by a comma (,). First part is 'id' and other parts are just stored for use in scripts.
 842                 $this->idParts = explode(',',$this->id);
 843
 844                         // Splitting by a '+' sign - used for base64/md5 methods of parameter encryption for simulate static documents.
 845                 list($pgID,$SSD_p)=explode('+',$this->idParts[0],2);
 846                 if ($SSD_p)     {       $this->idPartsAnalyze($SSD_p);  }
 847                 $this->id = $pgID;      // Set id
 848
 849                         // If $this->id is a string, it's an alias
 850                 $this->checkAndSetAlias();
 851
 852                         // The id and type is set to the integer-value - just to be sure...
 853                 $this->id = intval($this->id);
 854                 $this->type = intval($this->type);
 855                 $GLOBALS['TT']->pull();
 856
 857                         // We find the first page belonging to the current domain
 858                 $GLOBALS['TT']->push('fetch_the_id domain/','');
 859                 $this->domainStartPage = $this->findDomainRecord($this->TYPO3_CONF_VARS['SYS']['recursiveDomainSearch']);       // the page_id of the current domain
 860                 if (!$this->id) {
 861                         if ($this->domainStartPage)     {
 862                                 $this->id = $this->domainStartPage;     // If the id was not previously set, set it to the id of the domain.
 863                         } else {
 864                                 $theFirstPage = $this->sys_page->getFirstWebPage($this->id);    // Find the first 'visible' page in that domain
 865                                 if ($theFirstPage)      {
 866                                         $this->id = $theFirstPage['uid'];
 867                                 } else {
 868                                         $this->printError('No pages are found on the rootlevel!');
 869                                         exit;
 870                                 }
 871                         }
 872                 }
 873                 $GLOBALS['TT']->pull();
 874
 875                 $GLOBALS['TT']->push('fetch_the_id rootLine/','');
 876                 $requestedId = $this->id;               // We store the originally requested id
 877                 $this->getPageAndRootlineWithDomain($this->domainStartPage);
 878                 $GLOBALS['TT']->pull();
 879
 880                 if ($this->pageNotFound && $this->TYPO3_CONF_VARS['FE']['pageNotFound_handling'])       {
 881                         $pNotFoundMsg = array(
 882                                 1 => 'ID was not an accessible page',
 883                                 2 => 'Subsection was found and not accessible',
 884                                 3 => 'ID was outside the domain',
 885                                 4 => 'The requested page alias does not exist'
 886                         );
 887                         $this->pageNotFoundAndExit($pNotFoundMsg[$this->pageNotFound]);
 888                 }
 889
 890                         // set no_cache if set
 891                 if ($this->page['no_cache'])    {
 892                         $this->set_no_cache();
 893                 }
 894
 895                         // Init SYS_LASTCHANGED
 896                 $this->register['SYS_LASTCHANGED'] = intval($this->page['tstamp']);
 897                 if ($this->register['SYS_LASTCHANGED'] < intval($this->page['SYS_LASTCHANGED']))        {
 898                         $this->register['SYS_LASTCHANGED'] = intval($this->page['SYS_LASTCHANGED']);
 899                 }
 900         }
 901
 902         /**
 903          * Gets the page and rootline arrays based on the id, $this->id
 904          *
 905          * If the id does not correspond to a proper page, the 'previous' valid page in the rootline is found
 906          * If the page is a shortcut (doktype=4), the ->id is loaded with that id
 907          *
 908          * Whether or not the ->id is changed to the shortcut id or the previous id in rootline (eg if a page is hidden), the ->page-array and ->rootline is found and must also be valid.
 909          *
 910          * Sets or manipulates internal variables such as: $this->id, $this->page, $this->rootLine, $this->MP, $this->pageNotFound
 911          *
 912          * @return      void
 913          * @access private
 914          */
 915         function getPageAndRootline() {
 916                 $this->page = $this->sys_page->getPage($this->id);
 917                 if (!count($this->page))        {
 918                                 // If no page, we try to find the page before in the rootLine.
 919                         $this->pageNotFound=1;                  // Page is 'not found' in case the id itself was not an accessible page. code 1
 920                         $this->rootLine = $this->sys_page->getRootLine($this->id,$this->MP);
 921                         if (count($this->rootLine))     {
 922                                 $c=count($this->rootLine)-1;
 923                                 while($c>0)     {
 924
 925                                                 // Add to page access failure history:
 926                                         $this->pageAccessFailureHistory['direct_access'][] = $this->rootLine[$c];
 927
 928                                                 // Decrease to next page in rootline and check the access to that, if OK, set as page record and ID value.
 929                                         $c--;
 930                                         $this->id = $this->rootLine[$c]['uid'];
 931                                         $this->page = $this->sys_page->getPage($this->id);
 932                                         if (count($this->page)) { break; }
 933                                 }
 934                         }
 935                                 // If still no page...
 936                         if (!count($this->page))        {
 937                                 if ($this->TYPO3_CONF_VARS['FE']['pageNotFound_handling'])      {
 938                                         $this->pageNotFoundAndExit('The requested page does not exist!');
 939                                 } else {
 940                                         $this->printError('The requested page does not exist!');
 941                                         exit;
 942                                 }
 943                         }
 944                 }
 945
 946                         // Spacer is not accessible in frontend
 947                 if ($this->page['doktype'] == 199)      {
 948                         if ($this->TYPO3_CONF_VARS['FE']['pageNotFound_handling'])      {
 949                                 $this->pageNotFoundAndExit('The requested page does not exist!');
 950                         } else {
 951                                 $this->printError('The requested page does not exist!');
 952                                 exit;
 953                         }
 954                 }
 955
 956                         // Is the ID a link to another page??
 957                 if ($this->page['doktype']==4)  {
 958                         $this->MP = '';         // We need to clear MP if the page is a shortcut. Reason is if the short cut goes to another page, then we LEAVE the rootline which the MP expects.
 959                         $this->page = $this->getPageShortcut($this->page['shortcut'],$this->page['shortcut_mode'],$this->page['uid']);
 960                         $this->id = $this->page['uid'];
 961                 }
 962
 963                         // Gets the rootLine
 964                 $this->rootLine = $this->sys_page->getRootLine($this->id,$this->MP);
 965
 966                         // If not rootline we're off...
 967                 if (!count($this->rootLine))    {
 968                         $ws = $this->whichWorkspace();
 969                         if ($this->sys_page->error_getRootLine_failPid==-1 && $ws) {
 970                                 $this->sys_page->versioningPreview = TRUE;
 971                                 $this->versioningWorkspaceId = $ws;
 972                                 $this->rootLine = $this->sys_page->getRootLine($this->id,$this->MP);
 973                         }
 974                         if (!count($this->rootLine))    {
 975                                 $this->printError('The requested page didn\'t have a proper connection to the tree-root! <br /><br />('.$this->sys_page->error_getRootLine.')');
 976                                 exit;
 977                         }
 978                         $this->fePreview = 1;
 979                 }
 980
 981                         // Checking for include section regarding the hidden/starttime/endtime/fe_user (that is access control of a whole subbranch!)
 982                 if ($this->checkRootlineForIncludeSection())    {
 983                         if (!count($this->rootLine))    {
 984                                 $this->printError('The requested page was not accessible!');
 985                                 exit;
 986                         } else {
 987                                 $el = reset($this->rootLine);
 988                                 $this->id = $el['uid'];
 989                                 $this->page = $this->sys_page->getPage($this->id);
 990                                 $this->rootLine = $this->sys_page->getRootLine($this->id,$this->MP);
 991                         }
 992                 }
 993         }
 994
 995         /**
 996          * Get page shortcut; Finds the records pointed to by input value $SC (the shortcut value)
 997          *
 998          * @param       integer         The value of the "shortcut" field from the pages record
 999          * @param       integer         The shortcut mode: 1 and 2 will select either first subpage or random subpage; the default is the page pointed to by $SC
1000          * @param       integer         The current page UID of the page which is a shortcut
1001          * @param       integer         Safety feature which makes sure that the function is calling itself recursively max 20 times (since this function can find shortcuts to other shortcuts to other shortcuts...)
1002          * @param       array           An array filled with previous page uids tested by the function - new page uids are evaluated against this to avoid going in circles.
1003          * @return      mixed           Returns the page record of the page that the shortcut pointed to.
1004          * @access private
1005          * @see getPageAndRootline()
1006          */
1007         function getPageShortcut($SC,$mode,$thisUid,$itera=20,$pageLog=array()) {
1008                 $idArray = t3lib_div::intExplode(',',$SC);
1009
1010                         // Find $page record depending on shortcut mode:
1011                 switch($mode)   {
1012                         case 1:
1013                         case 2:
1014                                 $pageArray = $this->sys_page->getMenu($idArray[0]?$idArray[0]:$thisUid,'*','sorting','AND pages.doktype<199 AND pages.doktype!=6');
1015                                 $pO = 0;
1016                                 if ($mode==2 && count($pageArray))      {       // random
1017                                         $this->make_seed();
1018                                         $randval = intval(rand(0,count($pageArray)-1));
1019                                         $pO = $randval;
1020                                 }
1021                                 $c = 0;
1022                                 reset($pageArray);
1023                                 while(list(,$pV)=each($pageArray))      {
1024                                         if ($c==$pO)    {
1025                                                 $page = $pV;
1026                                                 break;
1027                                         }
1028                                         $c++;
1029                                 }
1030                         break;
1031                         default:
1032                                 $page = $this->sys_page->getPage($idArray[0]);
1033                         break;
1034                 }
1035
1036                         // Check if short cut page was a shortcut itself, if so look up recursively:
1037                 if ($page['doktype']==4)        {
1038                         if (!in_array($page['uid'],$pageLog) && $itera>0)       {
1039                                 $pageLog[] = $page['uid'];
1040                                 $page = $this->getPageShortcut($page['shortcut'],$page['shortcut_mode'],$page['uid'],$itera-1,$pageLog);
1041                         } else {
1042                                 $pageLog[] = $page['uid'];
1043                                 $this->printError('Page shortcuts were looping in uids '.implode(',',$pageLog).'...!');
1044                                 exit;
1045                         }
1046                 }
1047                         // Return resulting page:
1048                 return $page;
1049         }
1050
1051         /**
1052          * Checks the current rootline for defined sections.
1053          *
1054          * @return      boolean
1055          * @access private
1056          */
1057         function checkRootlineForIncludeSection()       {
1058                 $c=count($this->rootLine);
1059                 $removeTheRestFlag=0;
1060
1061                 for ($a=0;$a<$c;$a++)   {
1062                         if (!$this->checkPagerecordForIncludeSection($this->rootLine[$a]))      {
1063                                         // Add to page access failure history:
1064                                 $this->pageAccessFailureHistory['sub_section'][] = $this->rootLine[$a];
1065                                 $removeTheRestFlag=1;
1066                         }
1067                         if ($this->rootLine[$a]['doktype']==6)  {
1068                                 if ($this->beUserLogin) {       // If there is a backend user logged in, check if he has read access to the page:
1069                                         $res = $GLOBALS['TYPO3_DB']->exec_SELECTquery('uid', 'pages', 'uid='.intval($this->id).' AND '.$GLOBALS['BE_USER']->getPagePermsClause(1));     // versionOL()?
1070                                         list($isPage) = $GLOBALS['TYPO3_DB']->sql_fetch_row($res);
1071                                         if (!$isPage)   $removeTheRestFlag=1;   // If there was no page selected, the user apparently did not have read access to the current PAGE (not position in rootline) and we set the remove-flag...
1072                                 } else {        // Dont go here, if there is no backend user logged in.
1073                                         $removeTheRestFlag=1;
1074                                 }
1075                         }
1076                         if ($removeTheRestFlag) {
1077                                 $this->pageNotFound=2;                  // Page is 'not found' in case a subsection was found and not accessible, code 2
1078                                 unset($this->rootLine[$a]);
1079                         }
1080                 }
1081                 return $removeTheRestFlag;
1082         }
1083
1084         /**
1085          * Checks page record for enableFields
1086          * Returns true if enableFields does not disable the page record.
1087          * Takes notice of the ->showHiddenPage flag and uses SIM_EXEC_TIME for start/endtime evaluation
1088          *
1089          * @param       array           The page record to evaluate (needs fields: hidden, starttime, endtime, fe_group)
1090          * @param       boolean         Bypass group-check
1091          * @return      boolean         True, if record is viewable.
1092          * @see tslib_cObj::getTreeList(), checkPagerecordForIncludeSection()
1093          */
1094         function checkEnableFields($row,$bypassGroupCheck=FALSE)        {
1095                 if ((!$row['hidden'] || $this->showHiddenPage)
1096                         && $row['starttime']<=$GLOBALS['SIM_EXEC_TIME']
1097                         && ($row['endtime']==0 || $row['endtime']>$GLOBALS['SIM_EXEC_TIME'])
1098                         && ($bypassGroupCheck || $this->checkPageGroupAccess($row))
1099                 ) { return TRUE; }
1100         }
1101
1102         /**
1103          * Check group access against a page record
1104          *
1105          * @param       array           The page record to evaluate (needs field: fe_group)
1106          * @param       mixed           List of group id's (comma list or array). Default is $this->gr_list
1107          * @return      boolean         True, if group access is granted.
1108          * @access private
1109          */
1110         function checkPageGroupAccess($row, $groupList=NULL) {
1111                 if(is_null($groupList)) {
1112                         $groupList = $this->gr_list;
1113                 }
1114                 if(!is_array($groupList)) {
1115                         $groupList = explode(',', $groupList);
1116                 }
1117                 $pageGroupList = explode(',', $row['fe_group'] ? $row['fe_group'] : 0);
1118                 return count(array_intersect($groupList, $pageGroupList)) > 0;
1119         }
1120
1121         /**
1122          * Checks page record for include section
1123          *
1124          * @param       array           The page record to evaluate (needs fields: extendToSubpages + hidden, starttime, endtime, fe_group)
1125          * @return      boolean         Returns true if either extendToSubpages is not checked or if the enableFields does not disable the page record.
1126          * @access private
1127          * @see checkEnableFields(), tslib_cObj::getTreeList(), checkRootlineForIncludeSection()
1128          */
1129         function checkPagerecordForIncludeSection($row) {
1130                 return (!$row['extendToSubpages'] || $this->checkEnableFields($row)) ? 1 : 0;
1131         }
1132
1133         /**
1134          * Checks if logins are allowed in the current branch of the page tree. Traverses the full root line and returns TRUE if logins are OK, otherwise false (and then the login user must be unset!)
1135          *
1136          * @return      boolean         returns TRUE if logins are OK, otherwise false (and then the login user must be unset!)
1137          */
1138         function checkIfLoginAllowedInBranch()  {
1139
1140                         // Initialize:
1141                 $c = count($this->rootLine);
1142                 $disable = FALSE;
1143
1144                         // Traverse root line from root and outwards:
1145                 for ($a=0; $a<$c; $a++) {
1146
1147                                 // If a value is set for login state:
1148                         if ($this->rootLine[$a]['fe_login_mode'] > 0)   {
1149
1150                                         // Determine state from value:
1151                                 $disable = (int)$this->rootLine[$a]['fe_login_mode'] === 1 ? TRUE : FALSE;
1152                         }
1153                 }
1154
1155                 return !$disable;
1156         }
1157
1158         /**
1159          * Analysing $this->pageAccessFailureHistory into a summary array telling which features disabled display and on which pages and conditions. That data can be used inside a page-not-found handler
1160          *
1161          * @return      array           Summary of why page access was not allowed.
1162          */
1163         function getPageAccessFailureReasons()  {
1164                 $output = array();
1165
1166                 $combinedRecords = array_merge(
1167                         is_array($this->pageAccessFailureHistory['direct_access']) ? $this->pageAccessFailureHistory['direct_access'] : array(array('fe_group'=>0)),    // Adding fake first record for direct access if none, otherwise $k==0 below will be indicating a sub-section record to be first direct_access record which is of course false!
1168                         is_array($this->pageAccessFailureHistory['sub_section']) ? $this->pageAccessFailureHistory['sub_section'] : array()
1169                 );
1170
1171                 if (count($combinedRecords))    {
1172                         foreach($combinedRecords as $k => $pagerec)     {
1173                                 // If $k=0 then it is the very first page the original ID was pointing at and that will get a full check of course
1174                                 // If $k>0 it is parent pages being tested. They are only significant for the access to the first page IF they had the extendToSubpages flag set, hence checked only then!
1175                                 if (!$k || $pagerec['extendToSubpages'])        {
1176                                         if ($pagerec['hidden']) $output['hidden'][$pagerec['uid']] = TRUE;
1177                                         if ($pagerec['starttime'] > $GLOBALS['SIM_EXEC_TIME'])  $output['starttime'][$pagerec['uid']] = $pagerec['starttime'];
1178                                         if ($pagerec['endtime']!=0 && $pagerec['endtime'] <= $GLOBALS['SIM_EXEC_TIME']) $output['endtime'][$pagerec['uid']] = $pagerec['endtime'];
1179                                         if (!$this->checkPageGroupAccess($pagerec))     $output['fe_group'][$pagerec['uid']] = $pagerec['fe_group'];
1180                                 }
1181                         }
1182                 }
1183
1184                 return $output;
1185         }
1186
1187         /**
1188          * This checks if there are ARGV-parameters in the QUERY_STRING and if so, those are used for the id
1189          * $this->id must be 'false' in order for any processing to happen in here
1190          * If an id/alias value is extracted from the QUERY_STRING it is set in $this->id
1191          *
1192          * @return      void
1193          * @access private
1194          */
1195         function setIDfromArgV()        {
1196                 if (!$this->id) {
1197                         list($theAlias) = explode('&',t3lib_div::getIndpEnv('QUERY_STRING'));
1198                         $theAlias = trim($theAlias);
1199                         $this->id = ($theAlias != '' && strpos($theAlias, '=') === false) ? $theAlias : 0;
1200                 }
1201         }
1202
1203         /**
1204          * Gets ->page and ->rootline information based on ->id. ->id may change during this operation.
1205          * If not inside domain, then default to first page in domain.
1206          *
1207          * @param       integer         Page uid of the page where the found domain record is (pid of the domain record)
1208          * @return      void
1209          * @access private
1210          */
1211         function getPageAndRootlineWithDomain($domainStartPage) {
1212                 $this->getPageAndRootline();
1213
1214                 // Checks if the $domain-startpage is in the rootLine. This is necessary so that references to page-id's from other domains are not possible.
1215                 if ($domainStartPage && is_array($this->rootLine)) {
1216                         reset ($this->rootLine);
1217                         $idFound = 0;
1218                         while(list($key,$val)=each($this->rootLine)) {
1219                                 if ($val['uid']==$domainStartPage)      {
1220                                         $idFound=1;
1221                                         break;
1222                                 }
1223                         }
1224                         if (!$idFound)  {
1225                                 $this->pageNotFound=3;                  // Page is 'not found' in case the id was outside the domain, code 3
1226                                 $this->id = $domainStartPage;
1227                                 $this->getPageAndRootline();            //re-get the page and rootline if the id was not found.
1228                         }
1229                 }
1230         }
1231
1232         /**
1233          * Sets sys_page where-clause
1234          *
1235          * @return      void
1236          * @access private
1237          */
1238         function setSysPageWhereClause()        {
1239                 $this->sys_page->where_hid_del.=' AND pages.doktype<200';
1240                 $this->sys_page->where_groupAccess = $this->sys_page->getMultipleGroupsWhereClause('pages.fe_group', 'pages');
1241         }
1242
1243         /**
1244          * Looking up a domain record based on HTTP_HOST
1245          *
1246          * @param       boolean         If set, it looks "recursively" meaning that a domain like "123.456.typo3.com" would find a domain record like "typo3.com" if "123.456.typo3.com" or "456.typo3.com" did not exist.
1247          * @return      integer         Returns the page id of the page where the domain record was found.
1248          * @access private
1249          */
1250         function findDomainRecord($recursive=0) {
1251                 if ($recursive) {
1252                         $host = explode('.',t3lib_div::getIndpEnv('HTTP_HOST'));
1253                         while(count($host))     {
1254                                 $pageUid = $this->sys_page->getDomainStartPage(implode('.',$host),t3lib_div::getIndpEnv('SCRIPT_NAME'),t3lib_div::getIndpEnv('REQUEST_URI'));
1255                                 if ($pageUid)   return $pageUid; else array_shift($host);
1256                         }
1257                         return $pageUid;
1258                 } else {
1259                         return $this->sys_page->getDomainStartPage(t3lib_div::getIndpEnv('HTTP_HOST'),t3lib_div::getIndpEnv('SCRIPT_NAME'),t3lib_div::getIndpEnv('REQUEST_URI'));
1260                 }
1261         }
1262
1263         /**
1264          * Page-not-found handler for use in frontend plugins from extensions.
1265          *
1266          * @param       string          Reason text
1267          * @param       string          HTTP header to send
1268          * @return      void            Function exits.
1269          */
1270         function pageNotFoundAndExit($reason='', $header='')    {
1271                 $header = $header ? $header : $this->TYPO3_CONF_VARS['FE']['pageNotFound_handling_statheader'];
1272                 $this->pageNotFoundHandler($this->TYPO3_CONF_VARS['FE']['pageNotFound_handling'], $header, $reason);
1273                 exit;
1274         }
1275
1276         /**
1277          * Page not found handler.
1278          * Exits.
1279          *
1280          * @param       mixed           Which type of handling; If a true PHP-boolean or TRUE then a ->printError message is outputted. If integer an error message with that number is shown. Otherwise the $code value is expected to be a "Location:" header value.
1281          * @param       string          If set, this is passed directly to the PHP function, header()
1282          * @param       string          If set, error messages will also mention this as the reason for the page-not-found.
1283          * @return      void            (The function exits!)
1284          */
1285         function pageNotFoundHandler($code, $header='', $reason='')     {
1286
1287                         // Issue header in any case:
1288                 if ($header)    {
1289                         $headerArr = preg_split('/\r|\n/',$header,-1,PREG_SPLIT_NO_EMPTY);
1290                         foreach ($headerArr as $header) {
1291                                 header ($header);
1292                         }
1293                 }
1294
1295                         // Create response:
1296                 if (gettype($code)=='boolean' || !strcmp($code,1))      {       // Simply boolean; Just shows TYPO3 error page with reason:
1297                         $this->printError('The page did not exist or was inaccessible.'.($reason ? ' Reason: '.htmlspecialchars($reason) : ''));
1298                 } elseif (t3lib_div::isFirstPartOfStr($code,'USER_FUNCTION:')) {
1299                         $funcRef = trim(substr($code,14));
1300                         $params = array(
1301                                 'currentUrl' => t3lib_div::getIndpEnv('REQUEST_URI'),
1302                                 'reasonText' => $reason,
1303                                 'pageAccessFailureReasons' => $this->getPageAccessFailureReasons()
1304                         );
1305                         echo t3lib_div::callUserFunction($funcRef,$params,$this);
1306                 } elseif (t3lib_div::isFirstPartOfStr($code,'READFILE:')) {
1307                         $readFile = t3lib_div::getFileAbsFileName(trim(substr($code,9)));
1308                         if (@is_file($readFile))        {
1309                                 $fileContent = t3lib_div::getUrl($readFile);
1310                                 $fileContent = str_replace('###CURRENT_URL###', t3lib_div::getIndpEnv('REQUEST_URI'), $fileContent);
1311                                 $fileContent = str_replace('###REASON###', htmlspecialchars($reason), $fileContent);
1312                                 echo $fileContent;
1313                         } else {
1314                                 $this->printError('Configuration Error: 404 page "'.$readFile.'" could not be found.');
1315                         }
1316                 } elseif (t3lib_div::isFirstPartOfStr($code,'REDIRECT:')) {
1317                         header('Location: '.t3lib_div::locationHeaderUrl(substr($code,9)));
1318                         exit;
1319                 } elseif (strlen($code))        {
1320                                 // Check if URL is relative
1321                         $url_parts = parse_url($code);
1322                         if ($url_parts['host'] == '')   {
1323                                 $url_parts['host'] = t3lib_div::getIndpEnv('HTTP_HOST');
1324                                 $code = t3lib_div::getIndpEnv('TYPO3_REQUEST_HOST') . $code;
1325                                 $checkBaseTag = false;
1326                         } else {
1327                                 $checkBaseTag = true;
1328                         }
1329
1330                                 // Check recursion
1331                         if ($code == t3lib_div::getIndpEnv('TYPO3_REQUEST_URL')) {
1332                                 if ($reason == '') {
1333                                         $reason = 'Page cannot be found.';
1334                                 }
1335                                 $reason.= chr(10) . chr(10) . 'Additionally, ' . $code . ' was not found while trying to retrieve the error document.';
1336                                 $this->printError('Reason: '.nl2br(htmlspecialchars($reason)));
1337                                 exit();
1338                         }
1339
1340                                 // Prepare headers
1341                         $headerArr = array(
1342                                 'User-agent: ' . t3lib_div::getIndpEnv('HTTP_USER_AGENT'),
1343                                 'Referer: ' . t3lib_div::getIndpEnv('TYPO3_REQUEST_URL')
1344                         );
1345                         $res = t3lib_div::getURL($code, 1, $headerArr);
1346
1347                                 // Header and content are separated by an empty line
1348                         list($header,$content) = split("\r\n\r\n", $res, 2);
1349                         $content.= "\r\n";
1350
1351                         if (false === $content) {
1352                                         // Last chance -- redirect
1353                                 header('Location: '.t3lib_div::locationHeaderUrl($code));
1354                         } else {
1355
1356                                 $forwardHeaders = array(        // Forward these response headers to the client
1357                                         'Content-Type:',
1358                                 );
1359                                 $headerArr = preg_split('/\r|\n/',$header,-1,PREG_SPLIT_NO_EMPTY);
1360                                 foreach ($headerArr as $header) {
1361                                         foreach ($forwardHeaders as $h) {
1362                                                 if (preg_match('/^'.$h.'/', $header))   {
1363                                                         header ($header);
1364                                                 }
1365                                         }
1366                                 }
1367                                         // Put <base> if necesary
1368                                 if ($checkBaseTag)      {
1369
1370                                                 // If content already has <base> tag, we do not need to do anything
1371                                         if (false === stristr($content, '<base '))      {
1372
1373                                                         // Generate href for base tag
1374                                                 $base = $url_parts['scheme'] . '://';
1375                                                 if ($url_parts['user'] != '')   {
1376                                                         $base.= $url_parts['user'];
1377                                                         if ($url_parts['pass'] != '')   {
1378                                                                 $base.= ':' . $url_parts['pass'];
1379                                                         }
1380                                                         $base.= '@';
1381                                                 }
1382                                                 $base.= $url_parts['host'];
1383
1384                                                         // Add path portion skipping possible file name
1385                                                 $base.= preg_replace('/(.*\/)[^\/]*/', '\1', $url_parts['path']);
1386
1387                                                         // Put it into content (generate also <head> if necessary)
1388                                                 $replacement = chr(10) . '<base href="' . htmlentities($base) . '" />' . chr(10);
1389                                                 if (stristr($content, '<head>'))        {
1390                                                         $content = preg_replace('/(<head>)/i', '\1' . $replacement, $content);
1391                                                 } else {
1392                                                         $content = preg_replace('/(<html[^>]*>)/i', '\1<head>' . $replacement . '</head>', $content);
1393                                                 }
1394                                         }
1395                                 }
1396                                 echo $content;  // Output the content
1397                         }
1398                 } else {
1399                         $this->printError($reason ? 'Reason: '.htmlspecialchars($reason) : 'Page cannot be found.');
1400                 }
1401                 exit();
1402         }
1403
1404         /**
1405          * Fetches the integer page id for a page alias.
1406          * Looks if ->id is not an integer and if so it will search for a page alias and if found the page uid of that page is stored in $this->id
1407          *
1408          * @return      void
1409          * @access private
1410          */
1411         function checkAndSetAlias()     {
1412                 if ($this->id && !t3lib_div::testInt($this->id))        {
1413                         $aid = $this->sys_page->getPageIdFromAlias($this->id);
1414                         if ($aid)       {
1415                                 $this->id = $aid;
1416                         } else {
1417                                 $this->pageNotFound = 4;
1418                         }
1419                 }
1420         }
1421
1422         /**
1423          * Analyzes the second part of a id-string (after the "+"), looking for B6 or M5 encoding and if found it will resolve it and restore the variables in global $_GET
1424          * If values for ->cHash, ->no_cache, ->jumpurl and ->MP is found, they are also loaded into the internal vars of this class.
1425          *
1426          * @param       string          String to analyze
1427          * @return      void
1428          * @access private
1429          */
1430         function idPartsAnalyze($str)   {
1431                 $GET_VARS = '';
1432                 switch(substr($str,0,2))        {
1433                         case 'B6':
1434                                 $addParams = base64_decode(str_replace('_','=',str_replace('-','/',substr($str,2))));
1435                                 parse_str($addParams,$GET_VARS);
1436                         break;
1437                         case 'M5':
1438                                 $res = $GLOBALS['TYPO3_DB']->exec_SELECTquery('params', 'cache_md5params', 'md5hash='.$GLOBALS['TYPO3_DB']->fullQuoteStr(substr($str,2), 'cache_md5params'));
1439                                 $row = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($res);
1440
1441                                 $this->updateMD5paramsRecord(substr($str,2));
1442                                 parse_str($row['params'],$GET_VARS);
1443                         break;
1444                 }
1445
1446                 $this->mergingWithGetVars($GET_VARS);
1447         }
1448
1449         /**
1450          * Merging values into the global $_GET
1451          *
1452          * @param       array           Array of key/value pairs that will be merged into the current GET-vars. (Non-escaped values)
1453          * @return      void
1454          */
1455         function mergingWithGetVars($GET_VARS)  {
1456                 if (is_array($GET_VARS))        {
1457                         $realGet = t3lib_div::_GET();           // Getting $_GET var, unescaped.
1458                         if (!is_array($realGet))        $realGet = array();
1459
1460                                 // Merge new values on top:
1461                         $realGet = t3lib_div::array_merge_recursive_overrule($realGet,$GET_VARS);
1462
1463                                 // Write values back to $_GET:
1464                         t3lib_div::_GETset($realGet);
1465
1466                                 // Setting these specifically (like in the init-function):
1467                         if (isset($GET_VARS['type']))           $this->type = intval($GET_VARS['type']);
1468                         if (isset($GET_VARS['cHash']))          $this->cHash = $GET_VARS['cHash'];
1469                         if (isset($GET_VARS['jumpurl']))        $this->jumpurl = $GET_VARS['jumpurl'];
1470                         if (isset($GET_VARS['MP']))                     $this->MP = $this->TYPO3_CONF_VARS['FE']['enable_mount_pids'] ? $GET_VARS['MP'] : '';
1471
1472                         if (isset($GET_VARS['no_cache']) && $GET_VARS['no_cache'])      $this->set_no_cache();
1473                 }
1474         }
1475
1476         /**
1477          * Looking for a ADMCMD_prev code, looks it up if found and returns configuration data.
1478          * Background: From the backend a request to the frontend to show a page, possibly with workspace preview can be "recorded" and associated with a keyword. When the frontend is requested with this keyword the associated request parameters are restored from the database AND the backend user is loaded - only for that request.
1479          * The main point is that a special URL valid for a limited time, eg. http://localhost/typo3site/index.php?ADMCMD_prev=035d9bf938bd23cb657735f68a8cedbf will open up for a preview that doesn't require login. Thus its useful for sending an email.
1480          * This can also be used to generate previews of hidden pages, start/endtimes, usergroups and those other settings from the Admin Panel - just not implemented yet.
1481          *
1482          * @return      array           Preview configuration array from sys_preview record.
1483          * @see t3lib_BEfunc::compilePreviewKeyword()
1484          */
1485         function ADMCMD_preview(){
1486                 $inputCode = t3lib_div::_GP('ADMCMD_prev');
1487
1488                 if ($inputCode) {
1489
1490                                 // Look for keyword configuration record:
1491                         list($previewData) = $GLOBALS['TYPO3_DB']->exec_SELECTgetRows(
1492                                 '*',
1493                                 'sys_preview',
1494                                 'keyword='.$GLOBALS['TYPO3_DB']->fullQuoteStr($inputCode, 'sys_preview').
1495                                         ' AND endtime>'.time()
1496                         );
1497
1498                                 // Get: Backend login status, Frontend login status
1499                                 // - Make sure to remove fe/be cookies (temporarily); BE already done in ADMCMD_preview_postInit()
1500                         if (is_array($previewData))     {
1501                                 if (!count(t3lib_div::_POST())) {
1502                                         if (t3lib_div::getIndpEnv('TYPO3_SITE_URL').'index.php?ADMCMD_prev='.$inputCode === t3lib_div::getIndpEnv('TYPO3_REQUEST_URL')) {
1503
1504                                                         // Unserialize configuration:
1505                                                 $previewConfig = unserialize($previewData['config']);
1506
1507                                                         // Set GET variables:
1508                                                 $GET_VARS = '';
1509                                                 parse_str($previewConfig['getVars'], $GET_VARS);
1510                                                 t3lib_div::_GETset($GET_VARS);
1511
1512                                                         // Return preview keyword configuration:
1513                                                 return $previewConfig;
1514                                         } else die(htmlspecialchars('Request URL did not match "'.t3lib_div::getIndpEnv('TYPO3_SITE_URL').'index.php?ADMCMD_prev='.$inputCode.'"'));    // This check is to prevent people from setting additional GET vars via realurl or other URL path based ways of passing parameters.
1515                                 } else die('POST requests are incompatible with keyword preview.');
1516                         } else die('ADMCMD command could not be executed! (No keyword configuration found)');
1517                 }
1518         }
1519
1520         /**
1521          * Configuration after initialization of TSFE object.
1522          * Basically this unsets the BE cookie if any and forces the BE user set according to the preview configuration.
1523          *
1524          * @param       array           Preview configuration, see ADMCMD_preview()
1525          * @return      void
1526          * @see ADMCMD_preview(), index_ts.php
1527          */
1528         function ADMCMD_preview_postInit($previewConfig){
1529                 if (is_array($previewConfig))   {
1530
1531                                 // Clear cookies:
1532                         unset($_COOKIE['be_typo_user']);
1533                         $this->ADMCMD_preview_BEUSER_uid = $previewConfig['BEUSER_uid'];
1534
1535                 } else die('Error in preview configuration.');
1536         }
1537
1538
1539
1540
1541
1542
1543
1544
1545
1546
1547
1548         /********************************************
1549          *
1550          * Template and caching related functions.
1551          *
1552          *******************************************/
1553
1554         /**
1555          * Calculates a hash string based on additional parameters in the url. This is used to cache pages with more parameters than just id and type
1556          *
1557          * @return      void
1558          * @see reqCHash()
1559          */
1560         function makeCacheHash()        {
1561                 $GET = t3lib_div::_GET();
1562                 if ($this->cHash && is_array($GET))     {
1563                         $this->cHash_array = t3lib_div::cHashParams(t3lib_div::implodeArrayForUrl('',$GET));
1564                         $cHash_calc = t3lib_div::shortMD5(serialize($this->cHash_array));
1565
1566                         if ($cHash_calc!=$this->cHash)  {
1567                                 if ($this->TYPO3_CONF_VARS['FE']['pageNotFoundOnCHashError']) {
1568                                         $this->pageNotFoundAndExit('Request parameters could not be validated (&cHash comparison failed)');
1569                                 } else {
1570                                         $this->set_no_cache();
1571                                         $GLOBALS['TT']->setTSlogMessage('The incoming cHash "'.$this->cHash.'" and calculated cHash "'.$cHash_calc.'" did not match, so caching was disabled. The fieldlist used was "'.implode(',',array_keys($this->cHash_array)).'"',2);
1572                                 }
1573                         }
1574                 }
1575         }
1576
1577         /**
1578          * Will disable caching if the cHash value was not set.
1579          * This function should be called to check the _existence_ of "&cHash" whenever a plugin generating cachable output is using extra GET variables. If there _is_ a cHash value the validation of it automatically takes place in makeCacheHash() (see above)
1580          *
1581          * @return      void
1582          * @see makeCacheHash(), tslib_pibase::pi_cHashCheck()
1583          */
1584         function reqCHash()     {
1585                 if (!$this->cHash)      {
1586                         if ($this->TYPO3_CONF_VARS['FE']['pageNotFoundOnCHashError']) {
1587                                 if ($this->tempContent) { $this->clearPageCacheContent(); }
1588                                 $this->pageNotFoundAndExit('Request parameters could not be validated (&cHash empty)');
1589                         } else {
1590                                 $this->set_no_cache();
1591                                 $GLOBALS['TT']->setTSlogMessage('TSFE->reqCHash(): No &cHash parameter was sent for GET vars though required so caching is disabled ',2);
1592                         }
1593                 }
1594         }
1595
1596         /**
1597          * Splits the input query-parameters into an array with certain parameters filtered out.
1598          * Used to create the cHash value
1599          *
1600          * @param       string          Query-parameters: "&xxx=yyy&zzz=uuu"
1601          * @return      array           Array with key/value pairs of query-parameters WITHOUT a certain list of variable names (like id, type, no_cache etc) and WITH a variable, encryptionKey, specific for this server/installation
1602          * @access private
1603          * @see makeCacheHash(), tslib_cObj::typoLink()
1604          * @obsolete
1605          */
1606         function cHashParams($addQueryParams) {
1607                 return t3lib_div::cHashParams($addQueryParams);
1608         }
1609
1610         /**
1611          * Initialize the TypoScript template parser
1612          *
1613          * @return      void
1614          */
1615         function initTemplate() {
1616                 $this->tmpl = t3lib_div::makeInstance('t3lib_TStemplate');
1617                 $this->tmpl->init();
1618                 $this->tmpl->tt_track= $this->beUserLogin ? 1 : 0;
1619         }
1620
1621         /**
1622          * See if page is in cache and get it if so
1623          * Stores the page content in $this->content if something is found.
1624          *
1625          * @return      void
1626          */
1627         function getFromCache() {
1628                 if (!$this->no_cache)   {
1629                         $this->tmpl->getCurrentPageData();
1630
1631                         $cc = Array();
1632                         if (is_array($this->tmpl->currentPageData))     {
1633                                         // BE CAREFULL to change the content of the cc-array. This array is serialized and an md5-hash based on this is used for caching the page.
1634                                         // If this hash is not the same in here in this section and after page-generation the page will not be properly cached!
1635
1636                                 $cc['all'] = $this->tmpl->currentPageData['all'];
1637                                 $cc['rowSum'] = $this->tmpl->currentPageData['rowSum'];
1638                                 $cc['rootLine'] = $this->tmpl->currentPageData['rootLine'];             // This rootline is used with templates only (matching()-function)
1639                                 $this->all = $this->tmpl->matching($cc);        // This array is an identification of the template. If $this->all is empty it's because the template-data is not cached, which it must be.
1640                                 ksort($this->all);
1641                         }
1642                 }
1643
1644                 $this->content='';      // clearing the content-variable, which will hold the pagecontent
1645                 unset($this->config);   // Unsetting the lowlevel config
1646                 $this->cacheContentFlag = 0;
1647
1648                         // Look for page in cache only if caching is not disabled and if a shift-reload is not sent to the server.
1649                 if ($this->all && !$this->no_cache && !$this->headerNoCache())  {
1650
1651                         $this->newHash = $this->getHash();
1652
1653                         $GLOBALS['TT']->push('Cache Row','');
1654                                 if ($row = $this->getFromCache_queryRow())      {
1655
1656                                         $this->config = (array)unserialize($row['cache_data']);         // Fetches the lowlevel config stored with the cached data
1657                                         $this->content = $row['HTML'];  // Getting the content
1658                                         $this->tempContent = $row['temp_content'];      // Flag for temp content
1659                                         $this->cacheContentFlag = 1;    // Setting flag, so we know, that some cached content is gotten.
1660                                         $this->cacheExpires = $row['expires'];
1661
1662                                         if ($this->TYPO3_CONF_VARS['FE']['debug'] || $this->config['config']['debug'])  {
1663                                                 $dateFormat = $GLOBALS['TYPO3_CONF_VARS']['SYS']['ddmmyy'];
1664                                                 $timeFormat = $GLOBALS['TYPO3_CONF_VARS']['SYS']['hhmm'];
1665
1666                                                 $this->content.=chr(10).'<!-- Cached page generated '.date($dateFormat.' '.$timeFormat, $row['tstamp']).'. Expires '.Date($dateFormat.' '.$timeFormat, $row['expires']).' -->';
1667                                         }
1668
1669                                 }
1670                         $GLOBALS['TT']->pull();
1671                 }
1672         }
1673
1674         /**
1675          * Returning the cached version of page with hash = newHash
1676          *
1677          * @return      array           Cached row, if any. Otherwise void.
1678          */
1679         function getFromCache_queryRow()        {
1680
1681                 $GLOBALS['TT']->push('Cache Query','');
1682                         $res = $GLOBALS['TYPO3_DB']->exec_SELECTquery(
1683                                 'S.*',
1684                                 'cache_pages S,pages P',
1685                                 'S.hash='.$GLOBALS['TYPO3_DB']->fullQuoteStr($this->newHash, 'cache_pages').'
1686                                         AND S.page_id=P.uid
1687                                         AND S.expires > '.intval($GLOBALS['EXEC_TIME']).'
1688                                         AND P.deleted=0
1689                                         AND P.hidden=0
1690                                         AND P.starttime<='.intval($GLOBALS['EXEC_TIME']).'
1691                                         AND (P.endtime=0 OR P.endtime>'.intval($GLOBALS['EXEC_TIME']).')'
1692                         );
1693                 $GLOBALS['TT']->pull();
1694
1695                 if ($row = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($res)) {
1696                         $this->pageCachePostProcess($row,'get');
1697                 }
1698                 $GLOBALS['TYPO3_DB']->sql_free_result($res);
1699                 return $row;
1700         }
1701
1702         /**
1703          * Detecting if shift-reload has been clicked
1704          * Will not be called if re-generation of page happens by other reasons (for instance that the page is not in cache yet!)
1705          * Also, a backend user MUST be logged in for the shift-reload to be detected due to DoS-attack-security reasons.
1706          *
1707          * @return      boolean         If shift-reload in client browser has been clicked, disable getting cached page (and regenerate it).
1708          */
1709         function headerNoCache()        {
1710                 $disableAcquireCacheData = FALSE;
1711
1712                 if ($this->beUserLogin) {
1713                         if (strtolower($_SERVER['HTTP_CACHE_CONTROL'])==='no-cache' || strtolower($_SERVER['HTTP_PRAGMA'])==='no-cache')        {
1714                                 $disableAcquireCacheData = TRUE;
1715                         }
1716                 }
1717
1718                         // Call hook for possible by-pass of requiring of page cache (for recaching purpose)
1719                 if (is_array($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['headerNoCache']))        {
1720                         $_params = array('pObj' => &$this, 'disableAcquireCacheData' => &$disableAcquireCacheData);
1721                         foreach($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['headerNoCache'] as $_funcRef) {
1722                                 t3lib_div::callUserFunction($_funcRef,$_params,$this);
1723                         }
1724                 }
1725
1726                 return $disableAcquireCacheData;
1727         }
1728
1729         /**
1730          * Calculates the cache-hash
1731          * This hash is unique to the template, the variables ->id, ->type, ->gr_list (list of groups), ->MP (Mount Points) and cHash array
1732          * Used to get and later store the cached data.
1733          *
1734          * @return      string          MD5 hash of $this->hash_base which is a serialized version of there variables.
1735          * @access private
1736          * @see getFromCache()
1737          */
1738         function getHash()      {
1739                 $this->hash_base = serialize(
1740                         array(
1741                                 'all' => $this->all,
1742                                 'id' => intval($this->id),
1743                                 'type' => intval($this->type),
1744                                 'gr_list' => (string)$this->gr_list,
1745                                 'MP' => (string)$this->MP,
1746                                 'cHash' => $this->cHash_array
1747                         )
1748                 );
1749
1750                 return md5($this->hash_base);
1751         }
1752
1753         /**
1754          * Checks if config-array exists already but if not, gets it
1755          *
1756          * @return      void
1757          */
1758         function getConfigArray()       {
1759                 $setStatPageName = false;
1760
1761                 if (!is_array($this->config) || is_array($this->config['INTincScript']) || $this->forceTemplateParsing) {       // If config is not set by the cache (which would be a major mistake somewhere) OR if INTincScripts-include-scripts have been registered, then we must parse the template in order to get it
1762                                 $GLOBALS['TT']->push('Parse template','');
1763
1764                                 // Force parsing, if set?:
1765                         $this->tmpl->forceTemplateParsing = $this->forceTemplateParsing;
1766
1767                                 // Start parsing the TS template. Might return cached version.
1768                         $this->tmpl->start($this->rootLine);
1769                                 $GLOBALS['TT']->pull();
1770
1771                         if ($this->tmpl->loaded)        {
1772                                 $GLOBALS['TT']->push('Setting the config-array','');
1773                         //      t3lib_div::print_array($this->tmpl->setup);
1774                                 $this->sPre = $this->tmpl->setup['types.'][$this->type];        // toplevel - objArrayName
1775                                 $this->pSetup = $this->tmpl->setup[$this->sPre.'.'];
1776
1777                                 if (!is_array($this->pSetup))   {
1778                                         $this->printError('The page is not configured! [type= '.$this->type.']['.$this->sPre.']');
1779                                         exit;
1780                                 } else {
1781                                         $this->config['config']=Array();
1782
1783                                                 // Filling the config-array.
1784                                         if (is_array($this->tmpl->setup['config.']))    {
1785                                                 $this->config['config'] = $this->tmpl->setup['config.'];
1786                                         }
1787                                         if (is_array($this->pSetup['config.'])) {
1788                                                 reset($this->pSetup['config.']);
1789                                                 while(list($theK,$theV)=each($this->pSetup['config.'])) {
1790                                                         $this->config['config'][$theK] = $theV;
1791                                                 }
1792                                         }
1793                                                 // if .simulateStaticDocuments was not present, the default value will rule.
1794                                         if (!isset($this->config['config']['simulateStaticDocuments'])) {
1795                                                 $this->config['config']['simulateStaticDocuments'] = trim($this->TYPO3_CONF_VARS['FE']['simulateStaticDocuments']);
1796                                         }
1797                                         if ($this->config['config']['simulateStaticDocuments']) {
1798                                                         // Set replacement char only if it is needed
1799                                                 $this->setSimulReplacementChar();
1800                                         }
1801
1802                                                 // Set default values for removeDefaultJS and inlineStyle2TempFile so CSS and JS are externalized if compatversion is higher than 4.0
1803                                         if (!isset($this->config['config']['removeDefaultJS']) && t3lib_div::compat_version('4.0'))     {
1804                                                 $this->config['config']['removeDefaultJS'] = 'external';
1805                                         }
1806                                         if (!isset($this->config['config']['inlineStyle2TempFile']) && t3lib_div::compat_version('4.0'))        {
1807                                                 $this->config['config']['inlineStyle2TempFile'] = 1;
1808                                         }
1809
1810                                                         // Processing for the config_array:
1811                                         $this->config['rootLine'] = $this->tmpl->rootLine;
1812                                         $this->config['mainScript'] = trim($this->config['config']['mainScript']) ? trim($this->config['config']['mainScript']) : 'index.php';
1813
1814                                                 // STAT:
1815                                         $theLogFile = $this->TYPO3_CONF_VARS['FE']['logfile_dir'].strftime($this->config['config']['stat_apache_logfile']);
1816                                                 // Add PATH_site left to $theLogFile if the path is not absolute yet
1817                                         if (!t3lib_div::isAbsPath($theLogFile)) $theLogFile = PATH_site.$theLogFile;
1818
1819                                         if ($this->config['config']['stat_apache'] && $this->config['config']['stat_apache_logfile'] && !strstr($this->config['config']['stat_apache_logfile'],'/'))    {
1820                                                 if (t3lib_div::isAllowedAbsPath($theLogFile))   {
1821                                                         if (!@is_file($theLogFile))     {
1822                                                                 touch($theLogFile);     // Try to create the logfile
1823                                                                 t3lib_div::fixPermissions($theLogFile);
1824                                                         }
1825
1826                                                         if (@is_file($theLogFile) && @is_writable($theLogFile)) {
1827                                                                 $this->config['stat_vars']['logFile'] = $theLogFile;
1828                                                                 $setStatPageName = true;        // Set page name later on
1829                                                         } else {
1830                                                                 $GLOBALS['TT']->setTSlogMessage('Could not set logfile path. Check filepath and permissions.',3);
1831                                                         }
1832                                                 }
1833                                         }
1834
1835                                         $this->config['FEData'] = $this->tmpl->setup['FEData'];
1836                                         $this->config['FEData.'] = $this->tmpl->setup['FEData.'];
1837                                 }
1838                                 $GLOBALS['TT']->pull();
1839                         } else {
1840                                 $this->printError('No template found!');
1841                                 exit;
1842                         }
1843                 }
1844
1845                         // Initialize charset settings etc.
1846                 $this->initLLvars();
1847
1848                         // We want nice names, so we need to handle the charset
1849                 if ($setStatPageName)   {
1850                                 // Make life easier and accept variants for utf-8
1851                         if (preg_match('/utf-?8/i', $this->config['config']['stat_apache_niceTitle']))  {
1852                                 $this->config['config']['stat_apache_niceTitle'] = 'utf-8';
1853                         }
1854                         if ($this->config['config']['stat_apache_niceTitle'] == 'utf-8')        {
1855                                 $shortTitle = $this->csConvObj->utf8_encode($this->page['title'],$this->renderCharset);
1856                         } elseif ($this->config['config']['stat_apache_niceTitle'])     {
1857                                 $shortTitle = $this->csConvObj->specCharsToASCII($this->renderCharset,$this->page['title']);
1858                         } else {
1859                                 $shortTitle = $this->page['title'];
1860                         }
1861                         $len = t3lib_div::intInRange($this->config['config']['stat_apache_pageLen'],1,100,30);
1862                         if ($this->config['config']['stat_apache_niceTitle'] == 'utf-8')        {
1863                                 $shortTitle = rawurlencode($this->csConvObj->substr('utf-8',$shortTitle,0,$len));
1864                         } else {
1865                                 $shortTitle = substr(preg_replace('/[^.[:alnum:]_-]/','_',$shortTitle),0,$len);
1866                         }
1867                         $pageName = $this->config['config']['stat_apache_pagenames'] ? $this->config['config']['stat_apache_pagenames'] : '[path][title]--[uid].html';
1868                         $pageName = str_replace('[title]', $shortTitle ,$pageName);
1869                         $pageName = str_replace('[uid]',$this->page['uid'],$pageName);
1870                         $pageName = str_replace('[alias]',$this->page['alias'],$pageName);
1871                         $pageName = str_replace('[type]',$this->type,$pageName);
1872                         $temp = $this->config['rootLine'];
1873                         array_pop($temp);
1874                         if ($this->config['config']['stat_apache_noRoot'])      {
1875                                 array_shift($temp);
1876                         }
1877                         $len = t3lib_div::intInRange($this->config['config']['stat_titleLen'],1,100,20);
1878                         if ($this->config['config']['stat_apache_niceTitle'] == 'utf-8')        {
1879                                 $path = '';
1880                                 $c = count($temp);
1881                                 for ($i=0; $i<$c; $i++) {
1882                                         if ($temp[$i]['uid'])   {
1883                                                 $p = $this->csConvObj->crop('utf-8',$this->csConvObj->utf8_encode($temp[$i]['title'],$this->renderCharset),$len,"\xE2\x80\xA6");        // U+2026; HORIZONTAL ELLIPSIS
1884                                                 $path .= '/' . rawurlencode($p);
1885                                         }
1886                                 }
1887                         } elseif ($this->config['config']['stat_apache_niceTitle'])     {
1888                                 $path = $this->csConvObj->specCharsToASCII($this->renderCharset,$this->sys_page->getPathFromRootline($temp,$len));
1889                         } else {
1890                                 $path = $this->sys_page->getPathFromRootline($temp,$len);
1891                         }
1892                         if ($this->config['config']['stat_apache_niceTitle'] == 'utf-8')        {
1893                                 $this->config['stat_vars']['pageName'] = str_replace('[path]', $path.'/', $pageName);
1894                         } else {
1895                                 $this->config['stat_vars']['pageName'] = str_replace('[path]', preg_replace('/[^.[:alnum:]\/_-]/','_',$path.'/'), $pageName);
1896                         }
1897                 }
1898
1899                         // No cache
1900                 if ($this->config['config']['no_cache'])        { $this->set_no_cache(); }              // Set $this->no_cache true if the config.no_cache value is set!
1901
1902                         // Check PATH_INFO url
1903                 if ($this->absRefPrefix_force && strcmp($this->config['config']['simulateStaticDocuments'],'PATH_INFO'))        {
1904                         $redirectUrl = t3lib_div::getIndpEnv('TYPO3_REQUEST_DIR').'index.php?id='.$this->id.'&type='.$this->type;
1905                         if ($this->config['config']['simulateStaticDocuments_dontRedirectPathInfoError'])       {
1906                                 $this->printError('PATH_INFO was not configured for this website, and the URL tries to find the page by PATH_INFO!<br /><br /><a href="'.htmlspecialchars($redirectUrl).'">Click here to get to the right page.</a>','Error: PATH_INFO not configured');
1907                         } else {
1908                                 header('Location: '.t3lib_div::locationHeaderUrl($redirectUrl));
1909                         }
1910                         exit;
1911 //                      $this->set_no_cache();  // Set no_cache if PATH_INFO is NOT used as simulateStaticDoc. and if absRefPrefix_force shows that such an URL has been passed along.
1912                 }
1913         }
1914
1915
1916
1917
1918
1919
1920
1921
1922
1923
1924
1925
1926
1927
1928         /********************************************
1929          *
1930          * Further initialization and data processing
1931          * (jumpurl/submission of forms)
1932          *
1933          *******************************************/
1934
1935         /**
1936          * Get the compressed $TCA array for use in the front-end
1937          * A compressed $TCA array holds only the ctrl- and feInterface-part for each table. But the column-definitions are omitted in order to save some memory and be more efficient.
1938          * Operates on the global variable, $TCA
1939          *
1940          * @return      void
1941          * @see includeTCA()
1942          */
1943         function getCompressedTCarray() {
1944                 global $TCA;
1945
1946                 $GLOBALS['TT']->push('Get Compressed TC array');
1947                 if (!$this->TCAloaded)  {
1948                                 // Create hash string for storage / retrieval of cached content:
1949                         $tempHash = md5('tables.php:'.
1950                                 filemtime(TYPO3_extTableDef_script ? PATH_typo3conf.TYPO3_extTableDef_script : PATH_t3lib.'stddb/tables.php').
1951                                 (TYPO3_extTableDef_script?filemtime(PATH_typo3conf.TYPO3_extTableDef_script):'').
1952                                 ($GLOBALS['TYPO3_LOADED_EXT']['_CACHEFILE'] ? filemtime(PATH_typo3conf.$GLOBALS['TYPO3_LOADED_EXT']['_CACHEFILE'].'_ext_tables.php') : '')
1953                         );
1954                                 // Try to fetch if:
1955                         list($TCA,$this->TCAcachedExtras) = unserialize($this->sys_page->getHash($tempHash, 0));
1956                                 // If no result, create it:
1957                         if (!is_array($TCA))    {
1958                                 $this->includeTCA(0);
1959                                 $newTc = Array();
1960                                 $this->TCAcachedExtras = array();       // Collects other information
1961
1962                                 foreach($TCA as $key => $val)           {
1963                                         $newTc[$key]['ctrl'] = $val['ctrl'];
1964                                         $newTc[$key]['feInterface'] = $val['feInterface'];
1965
1966                                                 // Collect information about localization exclusion of fields:
1967                                         t3lib_div::loadTCA($key);
1968                                         if (is_array($TCA[$key]['columns']))    {
1969                                                 $this->TCAcachedExtras[$key]['l10n_mode'] = array();
1970                                                 foreach($TCA[$key]['columns'] as $fN => $fV)    {
1971                                                         if ($fV['l10n_mode'])   {
1972                                                                 $this->TCAcachedExtras[$key]['l10n_mode'][$fN] = $fV['l10n_mode'];
1973                                                         }
1974                                                 }
1975                                         }
1976                                 }
1977
1978                                         // Store it in cache:
1979                                 $TCA = $newTc;
1980                                 $this->sys_page->storeHash($tempHash, serialize(array($newTc,$this->TCAcachedExtras)), 'SHORT TC');
1981                         }
1982                 }
1983                 $GLOBALS['TT']->pull();
1984         }
1985
1986         /**
1987          * Includes full TCA.
1988          * Normally in the frontend only a part of the global $TCA array is loaded, for instance the "ctrl" part. Thus it doesn't take up too much memory.
1989          * If you need the FULL TCA available for some reason (like plugins using it) you should call this function which will include the FULL TCA.
1990          * Global vars $TCA, $PAGES_TYPES, $LANG_GENERAL_LABELS can/will be affected.
1991          * The flag $this->TCAloaded will make sure that such an inclusion happens only once since; If $this->TCAloaded is set, nothing is included.
1992          *
1993          * @param       boolean         Probably, keep hands of this value. Just don't set it. (This may affect the first-ever time this function is called since if you set it to zero/false any subsequent call will still trigger the inclusion; In other words, this value will be set in $this->TCAloaded after inclusion and therefore if its false, another inclusion will be possible on the next call. See ->getCompressedTCarray())
1994          * @return      void
1995          * @see getCompressedTCarray()
1996          */
1997         function includeTCA($TCAloaded=1)       {
1998                 global $TCA, $PAGES_TYPES, $LANG_GENERAL_LABELS, $TBE_MODULES;
1999                 if (!$this->TCAloaded)  {
2000                         $TCA = Array();
2001                         include (TYPO3_tables_script ? PATH_typo3conf.TYPO3_tables_script : PATH_t3lib.'stddb/tables.php');
2002                                 // Extension additions
2003                         if ($GLOBALS['TYPO3_LOADED_EXT']['_CACHEFILE']) {
2004                                 include(PATH_typo3conf.$GLOBALS['TYPO3_LOADED_EXT']['_CACHEFILE'].'_ext_tables.php');
2005                         } else {
2006                                 include(PATH_t3lib.'stddb/load_ext_tables.php');
2007                         }
2008                                 // ext-script
2009                         if (TYPO3_extTableDef_script)   {
2010                                 include (PATH_typo3conf.TYPO3_extTableDef_script);
2011                         }
2012
2013                         $this->TCAloaded = $TCAloaded;
2014                 }
2015         }
2016
2017         /**
2018          * Setting the language key that'll be used by the current page.
2019          * In this function it should be checked, 1) that this language exists, 2) that a page_overlay_record exists, .. and if not the default language, 0 (zero), should be set.
2020          *
2021          * @return      void
2022          * @access private
2023          */
2024         function settingLanguage()      {
2025
2026                         // Get values from TypoScript:
2027                 $this->sys_language_uid = $this->sys_language_content = intval($this->config['config']['sys_language_uid']);
2028                 list($this->sys_language_mode,$sys_language_content) = t3lib_div::trimExplode(';', $this->config['config']['sys_language_mode']);
2029                 $this->sys_language_contentOL = $this->config['config']['sys_language_overlay'];
2030
2031                         // If sys_language_uid is set to another language than default:
2032                 if ($this->sys_language_uid>0)  {
2033                                 // Request the overlay record for the sys_language_uid:
2034                         $olRec = $this->sys_page->getPageOverlay($this->id, $this->sys_language_uid);
2035                         if (!count($olRec))     {
2036
2037                                         // If no OL record exists and a foreign language is asked for...
2038                                 if ($this->sys_language_uid)    {
2039
2040                                                 // If requested translation is not available:
2041                                         if (t3lib_div::hideIfNotTranslated($this->page['l18n_cfg']))    {
2042                                                 $this->pageNotFoundAndExit('Page is not available in the requested language.');
2043                                         } else {
2044                                                 switch((string)$this->sys_language_mode)        {
2045                                                         case 'strict':
2046                                                                 $this->pageNotFoundAndExit('Page is not available in the requested language (strict).');
2047                                                         break;
2048                                                         case 'content_fallback':
2049                                                                 $fallBackOrder = t3lib_div::intExplode(',', $sys_language_content);
2050                                                                 foreach($fallBackOrder as $orderValue)  {
2051                                                                         if (!strcmp($orderValue,'0') || count($this->sys_page->getPageOverlay($this->id, $orderValue))) {
2052                                                                                 $this->sys_language_content = $orderValue;      // Setting content uid (but leaving the sys_language_uid)
2053                                                                                 break;
2054                                                                         }
2055                                                                 }
2056                                                         break;
2057                                                         case 'ignore':
2058                                                                 $this->sys_language_content = $this->sys_language_uid;
2059                                                         break;
2060                                                         default:
2061                                                                         // Default is that everything defaults to the default language...
2062                                                                 $this->sys_language_uid = $this->sys_language_content = 0;
2063                                                         break;
2064                                                 }
2065                                         }
2066                                 }
2067                         } else {
2068                                         // Setting sys_language if an overlay record was found (which it is only if a language is used)
2069                                 $this->page = $this->sys_page->getPageOverlay($this->page, $this->sys_language_uid);
2070                         }
2071                 }
2072
2073                         // Setting sys_language_uid inside sys-page:
2074                 $this->sys_page->sys_language_uid = $this->sys_language_uid;
2075
2076                         // If default translation is not available:
2077                 if ((!$this->sys_language_uid || !$this->sys_language_content) && $this->page['l18n_cfg']&1)    {
2078                         $this->pageNotFoundAndExit('Page is not available in default language.');
2079                 }
2080
2081                         // Updating content of the two rootLines IF the language key is set!
2082                 if ($this->sys_language_uid && is_array($this->tmpl->rootLine)) {
2083                         reset($this->tmpl->rootLine);
2084                         while(list($rLk)=each($this->tmpl->rootLine))   {
2085                                 $this->tmpl->rootLine[$rLk] = $this->sys_page->getPageOverlay($this->tmpl->rootLine[$rLk]);
2086                         }
2087                 }
2088                 if ($this->sys_language_uid && is_array($this->rootLine))       {
2089                         reset($this->rootLine);
2090                         while(list($rLk)=each($this->rootLine)) {
2091                                 $this->rootLine[$rLk] = $this->sys_page->getPageOverlay($this->rootLine[$rLk]);
2092                         }
2093                 }
2094
2095                         // Finding the ISO code:
2096                 if (t3lib_extMgm::isLoaded('static_info_tables') && $this->sys_language_content)        {       // using sys_language_content because the ISO code only (currently) affect content selection from FlexForms - which should follow "sys_language_content"
2097                         $sys_language_row = $this->sys_page->getRawRecord('sys_language',$this->sys_language_content,'static_lang_isocode');
2098                         if (is_array($sys_language_row) && $sys_language_row['static_lang_isocode'])    {
2099                                 $stLrow = $this->sys_page->getRawRecord('static_languages',$sys_language_row['static_lang_isocode'],'lg_iso_2');
2100                                 $this->sys_language_isocode = $stLrow['lg_iso_2'];
2101                         }
2102                 }
2103
2104                         // Setting softMergeIfNotBlank:
2105                 $table_fields = t3lib_div::trimExplode(',', $this->config['config']['sys_language_softMergeIfNotBlank'],1);
2106                 foreach($table_fields as $TF)   {
2107                         list($tN,$fN) = explode(':',$TF);
2108                         $this->TCAcachedExtras[$tN]['l10n_mode'][$fN] = 'mergeIfNotBlank';
2109                 }
2110
2111                         // Setting softExclude:
2112                 $table_fields = t3lib_div::trimExplode(',', $this->config['config']['sys_language_softExclude'],1);
2113                 foreach($table_fields as $TF)   {
2114                         list($tN,$fN) = explode(':',$TF);
2115                         $this->TCAcachedExtras[$tN]['l10n_mode'][$fN] = 'exclude';
2116                 }
2117         }
2118
2119         /**
2120          * Setting locale for frontend rendering
2121          *
2122          * @return      void
2123          */
2124         function settingLocale()        {
2125
2126                         // Setting locale
2127                 if ($this->config['config']['locale_all'])      {
2128                         # Change by Rene Fritz, 22/10 2002
2129                         # there's a problem that PHP parses float values in scripts wrong if the locale LC_NUMERIC is set to something with a comma as decimal point
2130                         # this does not work in php 4.2.3
2131                         #setlocale('LC_ALL',$this->config['config']['locale_all']);
2132                         #setlocale('LC_NUMERIC','en_US');
2133
2134                         # so we set all except LC_NUMERIC
2135                         setlocale(LC_COLLATE,$this->config['config']['locale_all']);
2136                         setlocale(LC_CTYPE,$this->config['config']['locale_all']);
2137                         setlocale(LC_MONETARY,$this->config['config']['locale_all']);
2138                         setlocale(LC_TIME,$this->config['config']['locale_all']);
2139
2140                         $this->localeCharset = $this->csConvObj->get_locale_charset($this->config['config']['locale_all']);
2141                 }
2142         }
2143
2144         /**
2145          * Checks if any email-submissions or submission via the fe_tce
2146          *
2147          * @return      string          "email" if a formmail has been sent, "fe_tce" if front-end data submission (like forums, guestbooks) is sent. "" if none.
2148          */
2149         function checkDataSubmission()  {
2150                 $ret = '';
2151                 $formtype_db = isset($_POST['formtype_db']) || isset($_POST['formtype_db_x']);
2152                 $formtype_mail = isset($_POST['formtype_mail']) || isset($_POST['formtype_mail_x']);
2153                 if ($formtype_db || $formtype_mail)     {
2154                         $refInfo = parse_url(t3lib_div::getIndpEnv('HTTP_REFERER'));
2155                         if (t3lib_div::getIndpEnv('TYPO3_HOST_ONLY')==$refInfo['host'] || $this->TYPO3_CONF_VARS['SYS']['doNotCheckReferer'])   {
2156                                 if ($this->locDataCheck($_POST['locationData']))        {
2157                                         if ($formtype_mail)     {
2158                                                 $ret = 'email';
2159                                         } elseif ($formtype_db && is_array($_POST['data']))     {
2160                                                 $ret = 'fe_tce';
2161                                         }
2162                                         $GLOBALS['TT']->setTSlogMessage('"Check Data Submission": Return value: '.$ret,0);
2163                                         return $ret;
2164                                 }
2165                         } else $GLOBALS['TT']->setTSlogMessage('"Check Data Submission": HTTP_HOST and REFERER HOST did not match when processing submitted formdata!',3);
2166                 }
2167
2168                         // Hook for processing data submission to extensions:
2169                 if (is_array($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['checkDataSubmission']))  {
2170                         foreach($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['checkDataSubmission'] as $_classRef)  {
2171                                 $_procObj = &t3lib_div::getUserObj($_classRef);
2172                                 $_procObj->checkDataSubmission($this);
2173                         }
2174                 }
2175                 return $ret;
2176         }
2177
2178         /**
2179          * Processes submitted user data (obsolete "Frontend TCE")
2180          *
2181          * @return      void
2182          * @see tslib_feTCE
2183          * @link http://typo3.org/doc.0.html?&tx_extrepmgm_pi1[extUid]=270&tx_extrepmgm_pi1[tocEl]=342&cHash=fdf55adb3b
2184          */
2185         function fe_tce()       {
2186                 $fe_tce = t3lib_div::makeInstance('tslib_feTCE');
2187                 $fe_tce->start(t3lib_div::_POST('data'),$this->config['FEData.']);
2188                 $fe_tce->includeScripts();
2189         }
2190
2191         /**
2192          * Checks if a formmail submission can be sent as email
2193          *
2194          * @param       string          The input from $_POST['locationData']
2195          * @return      void
2196          * @access private
2197          * @see checkDataSubmission()
2198          */
2199         function locDataCheck($locationData)    {
2200                 $locData = explode(':',$locationData);
2201                 if (!$locData[1] ||  $this->sys_page->checkRecord($locData[1],$locData[2],1))   {
2202                         if (count($this->sys_page->getPage($locData[0])))       {       // $locData[1] -check means that a record is checked only if the locationData has a value for a record else than the page.
2203                                 return 1;
2204                         } else $GLOBALS['TT']->setTSlogMessage('LocationData Error: The page pointed to by location data ('.$locationData.') was not accessible.',2);
2205                 } else $GLOBALS['TT']->setTSlogMessage('LocationData Error: Location data ('.$locationData.') record pointed to was not accessible.',2);
2206         }
2207
2208         /**
2209          * Sends the emails from the formmail content object.
2210          *
2211          * @return      void
2212          * @access private
2213          * @see checkDataSubmission()
2214          */
2215         function sendFormmail() {
2216                 $formmail = t3lib_div::makeInstance('t3lib_formmail');
2217
2218                 $EMAIL_VARS = t3lib_div::_POST();
2219                 $locationData = $EMAIL_VARS['locationData'];
2220                 unset($EMAIL_VARS['locationData']);
2221                 unset($EMAIL_VARS['formtype_mail'], $EMAIL_VARS['formtype_mail_x'], $EMAIL_VARS['formtype_mail_y']);
2222
2223                 $integrityCheck = $this->TYPO3_CONF_VARS['FE']['strictFormmail'];
2224
2225                 if (!$this->TYPO3_CONF_VARS['FE']['secureFormmail'])    {
2226                                 // Check recipient field:
2227                         $encodedFields = explode(',','recipient,recipient_copy');       // These two fields are the ones which contain recipient addresses that can be misused to send mail from foreign servers.
2228                         foreach ($encodedFields as $fieldKey)   {
2229                                 if (strlen($EMAIL_VARS[$fieldKey]))     {
2230                                         if ($res = $this->codeString($EMAIL_VARS[$fieldKey], TRUE))     {       // Decode...
2231                                                 $EMAIL_VARS[$fieldKey] = $res;  // Set value if OK
2232                                         } elseif ($integrityCheck)      {       // Otherwise abort:
2233                                                 $GLOBALS['TT']->setTSlogMessage('"Formmail" discovered a field ('.$fieldKey.') which could not be decoded to a valid string. Sending formmail aborted due to security reasons!',3);
2234                                                 return false;
2235                                         } else {
2236                                                 $GLOBALS['TT']->setTSlogMessage('"Formmail" discovered a field ('.$fieldKey.') which could not be decoded to a valid string. The security level accepts this, but you should consider a correct coding though!',2);
2237                                         }
2238                                 }
2239                         }
2240                 } else  {
2241                         $locData = explode(':',$locationData);
2242                         $record = $this->sys_page->checkRecord($locData[1],$locData[2],1);
2243                         $EMAIL_VARS['recipient'] = $record['subheader'];
2244                         $EMAIL_VARS['recipient_copy'] = $this->extractRecipientCopy($record['bodytext']);
2245                 }
2246
2247                         // Hook for preprocessing of the content for formmails:
2248                 if (is_array($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['sendFormmail-PreProcClass']))    {
2249                         foreach($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['sendFormmail-PreProcClass'] as $_classRef)    {
2250                                 $_procObj = &t3lib_div::getUserObj($_classRef);
2251                                 $EMAIL_VARS = $_procObj->sendFormmail_preProcessVariables($EMAIL_VARS,$this);
2252                         }
2253                 }
2254
2255                 $formmail->start($EMAIL_VARS);
2256                 $formmail->sendtheMail();
2257                 $GLOBALS['TT']->setTSlogMessage('"Formmail" invoked, sending mail to '.$EMAIL_VARS['recipient'],0);
2258         }
2259
2260         /**
2261          * Extracts the value of recipient copy field from a formmail CE bodytext
2262          *
2263          * @param       string          $bodytext The content of the related bodytext field
2264          * @return      string          The value of the recipient_copy field, or an empty string
2265          */
2266         function extractRecipientCopy($bodytext) {
2267                 $recipient_copy = '';
2268                 $fdef = array();
2269                 //|recipient_copy=hidden|karsten@localhost.localdomain
2270                 preg_match('/^[\s]*\|[\s]*recipient_copy[\s]*=[\s]*hidden[\s]*\|(.*)$/m', $bodytext, $fdef);
2271                 $recipient_copy = (!empty($fdef[1])) ? $fdef[1] : '';
2272                 return $recipient_copy;
2273         }
2274
2275         /**
2276          * Sets the jumpurl for page type "External URL"
2277          *
2278          * @return      void
2279          */
2280         function setExternalJumpUrl()   {
2281                 if ($extUrl = $this->sys_page->getExtURL($this->page, $this->config['config']['disablePageExternalUrl']))       {
2282                         $this->jumpurl = $extUrl;
2283                 }
2284         }
2285
2286         /**
2287          * Checks the jumpurl referer if required
2288          *
2289          * @return      void
2290          */
2291         function checkJumpUrlReferer()  {
2292                 if (strcmp($this->jumpurl,'') && !$this->TYPO3_CONF_VARS['SYS']['doNotCheckReferer']) {
2293                         $referer = parse_url(t3lib_div::getIndpEnv('HTTP_REFERER'));
2294                         if (isset($referer['host']) && !($referer['host'] == t3lib_div::getIndpEnv('TYPO3_HOST_ONLY'))) {
2295                                 unset($this->jumpurl);
2296                         }
2297                 }
2298         }
2299
2300         /**
2301          * Sends a header 'Location' to jumpurl, if jumpurl is set.
2302          * Will exit if a location header is sent (for instance if JumpUrl was triggered)
2303          *
2304          * @return      void
2305          */
2306         function jumpUrl()      {
2307                 if ($this->jumpurl)     {
2308                         if (t3lib_div::_GP('juSecure')) {
2309                                 $hArr = array(
2310                                         $this->jumpurl,
2311                                         t3lib_div::_GP('locationData'),
2312                                         $this->TYPO3_CONF_VARS['SYS']['encryptionKey']
2313                                 );
2314                                 $calcJuHash=t3lib_div::shortMD5(serialize($hArr));
2315                                 $locationData = t3lib_div::_GP('locationData');
2316                                 $juHash = t3lib_div::_GP('juHash');
2317                                 if ($juHash == $calcJuHash)     {
2318                                         if ($this->locDataCheck($locationData)) {
2319                                                 $this->jumpurl = rawurldecode($this->jumpurl);  // 211002 - goes with cObj->filelink() rawurlencode() of filenames so spaces can be allowed.
2320                                                 if (@is_file($this->jumpurl))   {
2321                                                         $mimeType = t3lib_div::_GP('mimeType');
2322                                                         $mimeType = $mimeType ? $mimeType : 'application/octet-stream';
2323                                                         header('Cache-Control: must-revalidate, post-check=0, pre-check=0');
2324                                                         header('Content-Type: '.$mimeType);
2325                                                         header('Content-Disposition: attachment; filename='.basename($this->jumpurl));
2326                                                         readfile($this->jumpurl);
2327                                                         exit;
2328                                                 } else die('jumpurl Secure: "'.$this->jumpurl.'" was not a valid file!');
2329                                         } else die('jumpurl Secure: locationData, '.$locationData.', was not accessible.');
2330                                 } else die('jumpurl Secure: Calculated juHash, '.$calcJuHash.', did not match the submitted juHash.');
2331                         } else {
2332                                 $TSConf = $this->getPagesTSconfig();
2333                                 if ($TSConf['TSFE.']['jumpUrl_transferSession'])        {
2334                                         $uParts = parse_url($this->jumpurl);
2335                                         $params = '&FE_SESSION_KEY='.rawurlencode($this->fe_user->id.'-'.md5($this->fe_user->id.'/'.$this->TYPO3_CONF_VARS['SYS']['encryptionKey']));
2336                                         $this->jumpurl.= ($uParts['query']?'':'?').$params;     // Add the session parameter ...
2337                                 }
2338                                 header('Location: '.$this->jumpurl);
2339                                 exit;
2340                         }
2341                 }
2342         }
2343
2344         /**
2345          * Sets the URL_ID_TOKEN in the internal var, $this->getMethodUrlIdToken
2346          *
2347          * @return      void
2348          * @access private
2349          */
2350         function setUrlIdToken()        {
2351                 if ($this->config['config']['ftu'])     {
2352                         $this->getMethodUrlIdToken = $this->TYPO3_CONF_VARS['FE']['get_url_id_token'];
2353                 } else {
2354                         $this->getMethodUrlIdToken = '';
2355                 }
2356         }
2357
2358
2359
2360
2361
2362
2363
2364
2365
2366
2367
2368
2369
2370
2371
2372
2373
2374
2375
2376
2377
2378
2379
2380
2381         /********************************************
2382          *
2383          * Page generation; cache handling
2384          *
2385          *******************************************/
2386
2387         /**
2388          * Returns true if the page should be generated
2389          * That is if jumpurl is not set and the cacheContentFlag is not set.
2390          *
2391          * @return      boolean
2392          */
2393         function isGeneratePage()       {
2394                 return (!$this->cacheContentFlag && !$this->jumpurl);
2395         }
2396
2397         /**
2398          * Temp cache content
2399          * The temporary cache will expire after a few seconds (typ. 30) or will be cleared by the rendered page, which will also clear and rewrite the cache.
2400          *
2401          * @return      void
2402          */
2403         function tempPageCacheContent() {
2404                 $this->tempContent = false;
2405
2406                 if (!$this->no_cache)   {
2407                         $seconds = 30;
2408                         $title = htmlspecialchars($this->tmpl->printTitle($this->page['title']));
2409                         $request_uri = htmlspecialchars(t3lib_div::getIndpEnv('REQUEST_URI'));
2410
2411                         $stdMsg = '
2412                 <strong>Page is being generated.</strong><br />
2413                 If this message does not disappear within '.$seconds.' seconds, please reload.';
2414
2415                         $message = $this->config['config']['message_page_is_being_generated'];
2416                         if (strcmp('', $message))       {
2417                                 $message = $this->csConvObj->utf8_encode($message,$this->renderCharset);        // This page is always encoded as UTF-8
2418                                 $message = str_replace('###TITLE###', $title, $message);
2419                                 $message = str_replace('###REQUEST_URI###', $request_uri, $message);
2420                         } else $message = $stdMsg;
2421
2422                         $temp_content = '<?xml version="1.0" encoding="UTF-8"?>
2423 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN"
2424   "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
2425 <html xmlns="http://www.w3.org/1999/xhtml">
2426         <head>
2427                 <title>'.$title.'</title>
2428                 <meta http-equiv="refresh" content="10" />
2429         </head>
2430         <body style="background-color:white; font-family:Verdana,Arial,Helvetica,sans-serif; color:#cccccc; text-align:center;">'.
2431                 $message.'
2432         </body>
2433 </html>';
2434
2435                                 // Fix 'nice errors' feature in modern browsers
2436                         $padSuffix = '<!--pad-->';      // prevent any trims
2437                         $padSize = 768 - strlen($padSuffix) - strlen($temp_content);
2438                         if ($padSize > 0) {
2439                                 $temp_content = str_pad($temp_content, $padSize, "\n") . $padSuffix;
2440                         }
2441
2442                         if (!$this->headerNoCache() && $cachedRow = $this->getFromCache_queryRow())     {
2443                                         // We are here because between checking for cached content earlier and now some other HTTP-process managed to store something in cache AND it was not due to a shift-reload by-pass.
2444                                         // This is either the "Page is being generated" screen or it can be the final result.
2445                                         // In any case we should not begin another rendering process also, so we silently disable caching and render the page ourselves and thats it.
2446                                         // Actually $cachedRow contains content that we could show instead of rendering. Maybe we should do that to gain more performance but then we should set all the stuff done in $this->getFromCache()... For now we stick to this...
2447                                 $this->set_no_cache();
2448                         } else {
2449                                 $this->tempContent = TRUE;              // This flag shows that temporary content is put in the cache
2450                                 $this->setPageCacheContent($temp_content, $this->config, $GLOBALS['EXEC_TIME']+$seconds);
2451                         }
2452                 }
2453         }
2454
2455         /**
2456          * Set cache content to $this->content
2457          *
2458          * @return      void
2459          */
2460         function realPageCacheContent() {
2461                 $cache_timeout = $this->page['cache_timeout'] ? $this->page['cache_timeout'] : ($this->cacheTimeOutDefault ? $this->cacheTimeOutDefault : 60*60*24);            // seconds until a cached page is too old
2462                 $timeOutTime = $GLOBALS['EXEC_TIME']+$cache_timeout;
2463                 if ($this->config['config']['cache_clearAtMidnight'])   {
2464                         $midnightTime = mktime (0,0,0,date('m',$timeOutTime),date('d',$timeOutTime),date('Y',$timeOutTime));
2465                         if ($midnightTime > $GLOBALS['EXEC_TIME'])      {               // If the midnight time of the expire-day is greater than the current time, we may set the timeOutTime to the new midnighttime.
2466                                 $timeOutTime = $midnightTime;
2467                         }
2468                 }
2469                 $this->tempContent = false;
2470                 $this->setPageCacheContent($this->content, $this->config, $timeOutTime);
2471
2472                         // Hook for cache post processing (eg. writing static files!)
2473                 if (is_array($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['insertPageIncache']))    {
2474                         foreach($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['insertPageIncache'] as $_classRef)    {
2475                                 $_procObj = &t3lib_div::getUserObj($_classRef);
2476                                 $_procObj->insertPageIncache($this,$timeOutTime);
2477                         }
2478                 }
2479         }
2480
2481         /**
2482          * Sets cache content; Inserts the content string into the cache_pages table.
2483          *
2484          * @param       string          The content to store in the HTML field of the cache table
2485          * @param       mixed           The additional cache_data array, fx. $this->config
2486          * @param       integer         Timestamp
2487          * @return      void
2488          * @see realPageCacheContent(), tempPageCacheContent()
2489          */
2490         function setPageCacheContent($content,$data,$tstamp)    {
2491                 $this->clearPageCacheContent();
2492                 $insertFields = array(
2493                         'hash' => $this->newHash,
2494                         'page_id' => $this->id,
2495                         'HTML' => $content,
2496                         'temp_content' => $this->tempContent,
2497                         'cache_data' => serialize($data),
2498                         'expires' => $tstamp,
2499                         'tstamp' => $GLOBALS['EXEC_TIME']
2500                 );
2501
2502                 $this->cacheExpires = $tstamp;
2503
2504                 if ($this->page_cache_reg1)     {
2505                         $insertFields['reg1'] = intval($this->page_cache_reg1);
2506                 }
2507                 $this->pageCachePostProcess($insertFields,'set');
2508
2509                 $GLOBALS['TYPO3_DB']->exec_INSERTquery('cache_pages', $insertFields);
2510         }
2511
2512         /**
2513          * Clears cache content (for $this->newHash)
2514          *
2515          * @return      void
2516          */
2517         function clearPageCacheContent()        {
2518                 $GLOBALS['TYPO3_DB']->exec_DELETEquery('cache_pages', 'hash='.$GLOBALS['TYPO3_DB']->fullQuoteStr($this->newHash, 'cache_pages'));
2519         }
2520
2521         /**
2522          * Clears cache content for a list of page ids
2523          *
2524          * @param       string          A list of INTEGER numbers which points to page uids for which to clear entries in the cache_pages table (page content cache)
2525          * @return      void
2526          */
2527         function clearPageCacheContent_pidList($pidList)        {
2528                 $GLOBALS['TYPO3_DB']->exec_DELETEquery('cache_pages', 'page_id IN ('.$GLOBALS['TYPO3_DB']->cleanIntList($pidList).')');
2529         }
2530
2531         /**
2532          * Post processing page cache rows for both get and set.
2533          *
2534          * @param       array           Input "cache_pages" row, passed by reference!
2535          * @param       string          Type of operation, either "get" or "set"
2536          * @return      void
2537          */
2538         function pageCachePostProcess(&$row,$type)      {
2539
2540                 if ($this->TYPO3_CONF_VARS['FE']['pageCacheToExternalFiles'])   {
2541                         $cacheFileName = PATH_site.'typo3temp/cache_pages/'.$row['hash']{0}.$row['hash']{1}.'/'.$row['hash'].'.html';
2542                         switch((string)$type)   {
2543                                 case 'get':
2544                                         $row['HTML'] = @is_file($cacheFileName) ? t3lib_div::getUrl($cacheFileName) : '<!-- CACHING ERROR, sorry -->';
2545                                 break;
2546                                 case 'set':
2547                                         t3lib_div::writeFileToTypo3tempDir($cacheFileName,$row['HTML']);
2548                                         $row['HTML'] = '';
2549                                 break;
2550                         }
2551                 }
2552         }
2553
2554         /**
2555          * Sets sys last changed
2556          * Setting the SYS_LASTCHANGED value in the pagerecord: This value will thus be set to the highest tstamp of records rendered on the page. This includes all records with no regard to hidden records, userprotection and so on.
2557          *
2558          * @return      void
2559          * @see tslib_cObj::lastChanged()
2560          */
2561         function setSysLastChanged()    {
2562                 if ($this->page['SYS_LASTCHANGED'] < intval($this->register['SYS_LASTCHANGED']))        {
2563                         $GLOBALS['TYPO3_DB']->exec_UPDATEquery('pages', 'uid='.intval($this->id), array('SYS_LASTCHANGED' => intval($this->register['SYS_LASTCHANGED'])));
2564                 }
2565         }
2566
2567
2568
2569
2570
2571
2572
2573
2574
2575
2576
2577
2578
2579
2580
2581
2582
2583
2584
2585
2586         /********************************************
2587          *
2588          * Page generation; rendering and inclusion
2589          *
2590          *******************************************/
2591
2592         /**
2593          * Does some processing BEFORE the pagegen script is included.
2594          *
2595          * @return      void
2596          */
2597         function generatePage_preProcessing()   {
2598                 ksort($this->all);
2599                         // Same codeline as in getFromCache(). BUT $this->all has been set in the meantime, so we can't just skip this line and let it be set above! Keep this line!
2600                 $this->newHash = $this->getHash();
2601                 $this->config['hash_base'] = $this->hash_base;  // For cache management informational purposes.
2602
2603                         // Here we put some temporary stuff in the cache in order to let the first hit generate the page. The temporary cache will expire after a few seconds (typ. 30) or will be cleared by the rendered page, which will also clear and rewrite the cache.
2604                 $this->tempPageCacheContent();
2605
2606                         // Setting cache_timeout_default. May be overridden by PHP include scritps.
2607                 $this->cacheTimeOutDefault = intval($this->config['config']['cache_period']);
2608
2609                         // page is generated
2610                 $this->no_cacheBeforePageGen = $this->no_cache;
2611         }
2612
2613         /**
2614          * Determines to include custom or pagegen.php script
2615          * returns script-filename if a TypoScript (config) script is defined and should be include instead of pagegen.php
2616          *
2617          * @return      string          The relative filepath of "config.pageGenScript" if found and allowed
2618          */
2619         function generatePage_whichScript()     {
2620                 if (!$this->TYPO3_CONF_VARS['FE']['noPHPscriptInclude'] && $this->config['config']['pageGenScript'])    {
2621                         return $this->tmpl->getFileName($this->config['config']['pageGenScript']);
2622                 }
2623         }
2624
2625         /**
2626          * Does some processing AFTER the pagegen script is included.
2627          * This includes calling tidy (if configured), XHTML cleaning (if configured), caching the page, indexing the page (if configured) and setting sysLastChanged
2628          *
2629          * @return      void
2630          */
2631         function generatePage_postProcessing()  {
2632                         // This is to ensure, that the page is NOT cached if the no_cache parameter was set before the page was generated. This is a safety precaution, as it could have been unset by some script.
2633                 if ($this->no_cacheBeforePageGen) $this->set_no_cache();
2634
2635                         // Tidy up the code, if flag...
2636                 if ($this->TYPO3_CONF_VARS['FE']['tidy_option'] == 'all')               {
2637                         $GLOBALS['TT']->push('Tidy, all','');
2638                                 $this->content = $this->tidyHTML($this->content);
2639                         $GLOBALS['TT']->pull();
2640                 }
2641
2642                         // XHTML-clean the code, if flag set
2643                 if ($this->doXHTML_cleaning() == 'all')         {
2644                         $GLOBALS['TT']->push('XHTML clean, all','');
2645                                 $XHTML_clean = t3lib_div::makeInstance('t3lib_parsehtml');
2646                                 $this->content = $XHTML_clean->XHTML_clean($this->content);
2647                         $GLOBALS['TT']->pull();
2648                 }
2649
2650                         // Fix local anchors in links, if flag set
2651                 if ($this->doLocalAnchorFix() == 'all')         {
2652                         $GLOBALS['TT']->push('Local anchor fix, all','');
2653                                 $this->prefixLocalAnchorsWithScript();
2654                         $GLOBALS['TT']->pull();
2655                 }
2656
2657                         // Hook for post-processing of page content cached/non-cached:
2658                 if (is_array($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['contentPostProc-all']))  {
2659                         $_params = array('pObj' => &$this);
2660                         foreach($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['contentPostProc-all'] as $_funcRef)   {
2661                                 t3lib_div::callUserFunction($_funcRef,$_params,$this);
2662                         }
2663                 }
2664
2665                         // Processing if caching is enabled:
2666                 if (!$this->no_cache)   {
2667                                         // Tidy up the code, if flag...
2668                         if ($this->TYPO3_CONF_VARS['FE']['tidy_option'] == 'cached')            {
2669                                 $GLOBALS['TT']->push('Tidy, cached','');
2670                                         $this->content = $this->tidyHTML($this->content);
2671                                 $GLOBALS['TT']->pull();
2672                         }
2673                                 // XHTML-clean the code, if flag set
2674                         if ($this->doXHTML_cleaning() == 'cached')              {
2675                                 $GLOBALS['TT']->push('XHTML clean, cached','');
2676                                         $XHTML_clean = t3lib_div::makeInstance('t3lib_parsehtml');
2677                                         $this->content = $XHTML_clean->XHTML_clean($this->content);
2678                                 $GLOBALS['TT']->pull();
2679                         }
2680                                 // Fix local anchors in links, if flag set
2681                         if ($this->doLocalAnchorFix() == 'cached')              {
2682                                 $GLOBALS['TT']->push('Local anchor fix, cached','');
2683                                         $this->prefixLocalAnchorsWithScript();
2684                                 $GLOBALS['TT']->pull();
2685                         }
2686
2687                                 // Hook for post-processing of page content before being cached:
2688                         if (is_array($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['contentPostProc-cached']))       {
2689                                 $_params = array('pObj' => &$this);
2690                                 foreach($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['contentPostProc-cached'] as $_funcRef)        {
2691                                         t3lib_div::callUserFunction($_funcRef,$_params,$this);
2692                                 }
2693                         }
2694                 }
2695
2696                         // Convert char-set for output: (should be BEFORE indexing of the content (changed 22/4 2005)), because otherwise indexed search might convert from the wrong charset! One thing is that the charset mentioned in the HTML header would be wrong since the output charset (metaCharset) has not been converted to from renderCharset. And indexed search will internally convert from metaCharset to renderCharset so the content MUST be in metaCharset already!
2697                 $this->content = $this->convOutputCharset($this->content,'mainpage');
2698
2699                         // Hook for indexing pages
2700                 if (is_array($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['pageIndexing'])) {
2701                         foreach($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['pageIndexing'] as $_classRef) {
2702                                 $_procObj = &t3lib_div::getUserObj($_classRef);
2703                                 $_procObj->hook_indexContent($this);
2704                         }
2705                 }
2706
2707                         // Storing for cache:
2708                 if (!$this->no_cache)   {
2709                         $this->realPageCacheContent();
2710                 } elseif ($this->tempContent)   {               // If there happens to be temporary content in the cache and the cache was not cleared due to new content put in it... ($this->no_cache=0)
2711                         $this->clearPageCacheContent();
2712                         $this->tempContent = false;
2713                 }
2714
2715                         // Sets sys-last-change:
2716                 $this->setSysLastChanged();
2717         }
2718
2719         /**
2720          * Processes the INTinclude-scripts
2721          *
2722          * @return      void
2723          */
2724         function INTincScript() {
2725                 $GLOBALS['TT']->push('Split content');
2726                 $INTiS_splitC = explode('<!--INT_SCRIPT.',$this->content);                      // Splits content with the key.
2727                 $this->content='';
2728                 $GLOBALS['TT']->setTSlogMessage('Parts: '.count($INTiS_splitC));
2729                 $GLOBALS['TT']->pull();
2730
2731                         // Deprecated stuff:
2732                 $this->additionalHeaderData = is_array($this->config['INTincScript_ext']['additionalHeaderData']) ? $this->config['INTincScript_ext']['additionalHeaderData'] : array();
2733                 $this->additionalJavaScript = $this->config['INTincScript_ext']['additionalJavaScript'];
2734                 $this->additionalCSS = $this->config['INTincScript_ext']['additionalCSS'];
2735                 $this->JSCode = $this->additionalHeaderData['JSCode'];
2736                 $this->JSImgCode = $this->additionalHeaderData['JSImgCode'];
2737                 $this->divSection='';
2738
2739                 $INTiS_config = $GLOBALS['TSFE']->config['INTincScript'];
2740                 foreach($INTiS_splitC as $INTiS_c => $INTiS_cPart)      {
2741                         if (substr($INTiS_cPart,32,3)=='-->')   {       // If the split had a comment-end after 32 characters it's probably a split-string
2742                                 $INTiS_key = 'INT_SCRIPT.'.substr($INTiS_cPart,0,32);
2743                                 $GLOBALS['TT']->push('Include '.$INTiS_config[$INTiS_key]['file'],'');
2744                                 $incContent='';
2745                                 if (is_array($INTiS_config[$INTiS_key]))        {
2746                                         $INTiS_cObj = unserialize($INTiS_config[$INTiS_key]['cObj']);
2747                                         $INTiS_cObj->INT_include=1;
2748                                         switch($INTiS_config[$INTiS_key]['type'])       {
2749                                                 case 'SCRIPT':
2750                                                         $incContent = $INTiS_cObj->PHP_SCRIPT($INTiS_config[$INTiS_key]['conf']);
2751                                                 break;
2752                                                 case 'COA':
2753                                                         $incContent = $INTiS_cObj->COBJ_ARRAY($INTiS_config[$INTiS_key]['conf']);
2754                                                 break;
2755                                                 case 'FUNC':
2756                                                         $incContent = $INTiS_cObj->USER($INTiS_config[$INTiS_key]['conf']);
2757                                                 break;
2758                                                 case 'POSTUSERFUNC':
2759                                                         $incContent = $INTiS_cObj->callUserFunction($INTiS_config[$INTiS_key]['postUserFunc'], $INTiS_config[$INTiS_key]['conf'], $INTiS_config[$INTiS_key]['content']);
2760                                                 break;
2761                                         }
2762                                 }
2763                                 $this->content.= $this->convOutputCharset($incContent,'INC-'.$INTiS_c);
2764                                 $this->content.= substr($INTiS_cPart,35);
2765                                 $GLOBALS['TT']->pull($incContent);
2766                         } else {
2767                                 $this->content.= ($INTiS_c?'<!--INT_SCRIPT.':'').$INTiS_cPart;
2768                         }
2769                 }
2770                 $GLOBALS['TT']->push('Substitute header section');
2771                 $this->INTincScript_loadJSCode();
2772                 $this->content = str_replace('<!--HD_'.$this->config['INTincScript_ext']['divKey'].'-->', $this->convOutputCharset(implode(chr(10),$this->additionalHeaderData),'HD'), $this->content);
2773                 $this->content = str_replace('<!--TDS_'.$this->config['INTincScript_ext']['divKey'].'-->', $this->convOutputCharset($this->divSection,'TDS'), $this->content);
2774                 $this->setAbsRefPrefix();
2775                 $GLOBALS['TT']->pull();
2776         }
2777
2778         /**
2779          * Loads the JavaScript code for INTincScript
2780          *
2781          * @return      void
2782          * @access private
2783          */
2784         function INTincScript_loadJSCode()      {
2785                 if ($this->JSImgCode)   {       // If any images added, then add them to the javascript section
2786                         $this->additionalHeaderData['JSImgCode']='
2787 <script type="text/javascript">
2788         /*<![CDATA[*/
2789 <!--
2790 if (version == "n3") {
2791 '.trim($this->JSImgCode).'
2792 }
2793 // -->
2794         /*]]>*/
2795 </script>';
2796                 }
2797                 if ($this->JSCode || count($this->additionalJavaScript))        {       // Add javascript
2798                         $this->additionalHeaderData['JSCode']='
2799 <script type="text/javascript">
2800         /*<![CDATA[*/
2801 <!--
2802 '.implode(chr(10),$this->additionalJavaScript).'
2803 '.trim($this->JSCode).'
2804 // -->
2805         /*]]>*/
2806 </script>';
2807                 }
2808                 if (count($this->additionalCSS))        {       // Add javascript
2809                         $this->additionalHeaderData['_CSS']='
2810 <style type="text/css">
2811         /*<![CDATA[*/
2812 <!--
2813 '.implode(chr(10),$this->additionalCSS).'
2814 // -->
2815         /*]]>*/
2816 </style>';
2817                 }
2818         }
2819
2820         /**
2821          * Determines if there are any INTincScripts to include
2822          *
2823          * @return      boolean         Returns true if scripts are found (and not jumpurl)
2824          */
2825         function isINTincScript()       {
2826                 return  (is_array($this->config['INTincScript']) && !$this->jumpurl);
2827         }
2828
2829         /**
2830          * Returns the mode of XHTML cleaning
2831          *
2832          * @return      string          Keyword: "all", "cached" or "output"
2833          */
2834         function doXHTML_cleaning()     {
2835                 return $this->config['config']['xhtml_cleaning'];
2836         }
2837
2838         /**
2839          * Returns the mode of Local Anchor prefixing
2840          *
2841          * @return      string          Keyword: "all", "cached" or "output"
2842          */
2843         function doLocalAnchorFix()     {
2844                 return $this->config['config']['prefixLocalAnchors'];
2845         }
2846
2847
2848
2849
2850
2851
2852
2853
2854
2855
2856
2857
2858
2859
2860
2861
2862         /********************************************
2863          *
2864          * Finished off; outputting, storing session data, statistics...
2865          *
2866          *******************************************/
2867
2868         /**
2869          * Determines if content should be outputted.
2870          * Outputting content is done only if jumpurl is NOT set.
2871          *
2872          * @return      boolean         Returns true if $this->jumpurl is not set.
2873          */
2874         function isOutputting() {
2875
2876                         // Initialize by status of jumpUrl:
2877                 $enableOutput = (!$this->jumpurl);
2878
2879                         // Call hook for possible disabling of output:
2880                 if (is_array($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['isOutputting'])) {
2881                         $_params = array('pObj' => &$this, 'enableOutput' => &$enableOutput);
2882                         foreach($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['isOutputting'] as $_funcRef)  {
2883                                 t3lib_div::callUserFunction($_funcRef,$_params,$this);
2884                         }
2885                 }
2886
2887                 return $enableOutput;
2888         }
2889
2890         /**
2891          * Processes the output before it's actually outputted. Sends headers also.
2892          * This includes substituting the USERNAME comment, getMethodUrlIdToken, sending additional headers (as defined in the TypoScript "config.additionalheaders" object), tidy'ing content, XHTML cleaning content (if configured)
2893          * Works on $this->content