[FEATURE] Add hook to tslib_fe->get_cache_timeout()
[Packages/TYPO3.CMS.git] / typo3 / sysext / cms / tslib / class.tslib_fe.php
1 <?php
2 /***************************************************************
3 * Copyright notice
4 *
5 * (c) 1999-2011 Kasper Skårhøj (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 /**
29 * Class for the built TypoScript based Front End
30 *
31 * This class has a lot of functions and internal variable which are use from index_ts.php.
32 * The class is instantiated as $GLOBALS['TSFE'] in index_ts.php.
33 * The use of this class should be inspired by the order of function calls as found in index_ts.php.
34 *
35 * Revised for TYPO3 3.6 June/2003 by Kasper Skårhøj
36 * XHTML compliant
37 *
38 * @author Kasper Skårhøj <kasperYYYY@typo3.com>
39 */
40 /**
41 * Main frontend class, instantiated in the index_ts.php script as the global object TSFE
42 *
43 * @author Kasper Skårhøj <kasperYYYY@typo3.com>
44 * @package TYPO3
45 * @subpackage tslib
46 */
47 class tslib_fe {
48
49 // CURRENT PAGE:
50 var $id=''; // The page id (int)
51 var $type=''; // RO The type (int)
52 var $idParts=array(); // Loaded with the id, exploded by ','
53 var $cHash=''; // The submitted cHash
54 var $no_cache=''; // Page will not be cached. Write only TRUE. Never clear value (some other code might have reasons to set it TRUE)
55 var $rootLine=''; // The rootLine (all the way to tree root, not only the current site!) (array)
56 var $page=''; // The pagerecord (array)
57 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.
58 protected $originalShortcutPage = NULL; // gets set when we are processing a page of type shortcut in the early stages opf init.php when we do not know about languages yet, used later in init.php to determine the correct shortcut in case a translation changes the shortcut target (array)
59
60 /**
61 * sys_page-object, pagefunctions
62 *
63 * @var t3lib_pageSelect
64 */
65 var $sys_page='';
66 var $jumpurl='';
67 var $pageNotFound=0; // Is set to 1 if a pageNotFound handler could have been called.
68 var $domainStartPage=0; // Domain start page
69 var $pageAccessFailureHistory=array(); // Array containing a history of why a requested page was not accessible.
70 var $MP='';
71 var $RDCT='';
72 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...
73 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.
74
75 // USER
76
77 /**
78 * The FE user
79 *
80 * @var tslib_feUserAuth
81 */
82 var $fe_user='';
83 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.
84 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...
85 var $beUserLogin=''; // Flag that indicates if a Backend user is logged in!
86 var $workspacePreview = 0; // Integer, that indicates which workspace is being previewed.
87 var $loginAllowedInBranch = TRUE; // Shows whether logins are allowed in branch
88 var $loginAllowedInBranch_mode = ''; // Shows specific mode (all or groups)
89 var $ADMCMD_preview_BEUSER_uid = 0; // Integer, set to backend user ID to initialize when keyword-based preview is used.
90
91 // PREVIEW
92 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
93 var $showHiddenPage=''; // Flag indicating that hidden pages should be shown, selected and so on. This goes for almost all selection of pages!
94 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.
95 var $simUserGroup='0'; // Value that contains the simulated usergroup if any
96
97 // CONFIGURATION
98 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.
99 var $config=''; // "CONFIG" object from TypoScript. Array generated based on the TypoScript configuration of the current page. Saved with the cached pages.
100 var $TCAcachedExtras=array(); // Array of cached information from TCA. This is NOT TCA itself!
101
102 // TEMPLATE / CACHE
103
104 /**
105 * The TypoScript template object. Used to parse the TypoScript template
106 *
107 * @var t3lib_TStemplate
108 */
109 var $tmpl='';
110 var $cacheTimeOutDefault = FALSE; // Is set to the time-to-live time of cached pages. If FALSE, default is 60*60*24, which is 24 hours.
111 var $cacheContentFlag = 0; // Set internally if cached content is fetched from the database
112 var $cacheExpires=0; // Set to the expire time of cached content
113 var $isClientCachable=FALSE; // Set if cache headers allowing caching are sent.
114 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.
115 var $sPre=''; // toplevel - objArrayName, eg 'page'
116 var $pSetup=''; // TypoScript configuration of the page-object pointed to by sPre. $this->tmpl->setup[$this->sPre.'.']
117 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
118 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
119 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.
120 var $tempContent = FALSE; // This flag indicates if temporary content went into the cache during page-generation.
121 var $forceTemplateParsing=''; // Boolean, passed to TypoScript template class and tells it to render the template forcibly
122 var $cHash_array=array(); // The array which cHash_calc is based on, see ->makeCacheHash().
123 var $hash_base=''; // Loaded with the serialized array that is used for generating a hashstring for the cache
124 var $pagesTSconfig=''; // May be set to the pagesTSconfig
125 // PAGE-GENERATION / cOBJ
126 /*
127 Eg. insert JS-functions in this array ($additionalHeaderData) to include them once. Use associative keys.
128 Keys in use:
129 JSFormValidate : <script type="text/javascript" src="'.$GLOBALS["TSFE"]->absRefPrefix.'t3lib/jsfunc.validateform.js"></script>
130 JSincludeFormupdate : <script type="text/javascript" src="t3lib/jsfunc.updateform.js"></script>
131 JSMenuCode, JSMenuCode_menu : JavaScript for the JavaScript menu
132 JSCode : reserved
133 JSImgCode : reserved
134 */
135 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[] = '...')
136 var $additionalJavaScript=array(); // used to accumulate additional JavaScript-code. Works like additionalHeaderData. Reserved keys at 'openPic' and 'mouseOver'
137 var $additionalCSS=array(); // used to accumulate additional Style code. Works like additionalHeaderData.
138 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
139 'onmousemove' => array(),
140 'onmouseup' => array(),
141 'onmousemove' => array(),
142 'onkeydown' => array(),
143 'onkeyup' => array(),
144 'onkeypress' => array(),
145 'onload' => array(),
146 'onunload' => array(),
147 );
148 var $JSImgCode=''; // Used to accumulate JavaScript loaded images (by menus)
149 var $divSection=''; // Used to accumulate DHTML-layers.
150 var $defaultBodyTag='<body>'; // Default bodytag, if nothing else is set. This can be overridden by applications like TemplaVoila.
151
152 // RENDERING configuration, settings from TypoScript is loaded into these vars. See pagegen.php
153 var $debug=''; // Debug flag, may output special debug html-code.
154 var $intTarget=''; // Default internal target
155 var $extTarget=''; // Default external target
156 var $fileTarget=''; // Default file link target
157 var $MP_defaults=array(); // Keys are page ids and values are default &MP (mount point) values to set when using the linking features...)
158 var $spamProtectEmailAddresses=0; // If set, typolink() function encrypts email addresses. Is set in pagegen-class.
159 var $absRefPrefix=''; // Absolute Reference prefix
160 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 '/'
161 var $compensateFieldWidth=''; // Factor for form-field widths compensation
162 var $lockFilePath=''; // Lock file path
163 var $ATagParams=''; // <A>-tag parameters
164 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.
165 var $sWordList=''; // Is set to the incoming array sword_list in case of a page-view jumped to from a search-result.
166 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.
167 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.
168 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.
169 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.
170 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)
171 var $sys_language_mode=''; // Site language mode for content fall back.
172 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)
173 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...]
174 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")
175
176 // RENDERING data
177 var $applicationData=Array(); // 'Global' Storage for various applications. Keys should be 'tx_'.extKey for extensions.
178 var $register=Array();
179 var $registerStack=Array(); // Stack used for storing array and retrieving register arrays (see LOAD_REGISTER and CLEAR_REGISTER)
180 var $cObjectDepthCounter = 50; // Checking that the function is not called eternally. This is done by interrupting at a depth of 50
181 var $recordRegister = Array(); // used by cObj->RECORDS and cObj->CONTENT to ensure the a records is NOT rendered twice through it!
182 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
183 var $accessKey =array(); // Used by class tslib_menu to keep track of access-keys.
184 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.
185 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
186 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()
187 var $uniqueString='';
188 var $indexedDocTitle=''; // This value will be used as the title for the page in the indexer (if indexing happens)
189 var $altPageTitle=''; // Alternative page title (normally the title of the page record). Can be set from applications you make.
190 var $baseUrl=''; // The base URL set for the page header.
191 var $anchorPrefix=''; // The proper anchor prefix needed when using speaking urls. (only set if baseUrl is set)
192
193 /**
194 * Page content render object
195 *
196 * @var tslib_cObj
197 */
198 var $cObj ='';
199
200 // CONTENT accumulation
201 var $content=''; // All page content is accumulated in this variable. See pagegen.php
202
203 // GENERAL
204 var $clientInfo=''; // Set to the browser: net / msie if 4+ browsers
205 var $scriptParseTime=0;
206 var $TCAloaded = 0; // Set ONLY if the full TCA is loaded
207
208 // Character set (charset) conversion object:
209
210 /**
211 * charset conversion class. May be used by any application.
212 *
213 * @var t3lib_cs
214 */
215 var $csConvObj;
216 var $defaultCharSet = 'utf-8'; // The default charset used in the frontend if nothing else is set.
217 var $renderCharset=''; // Internal charset of the frontend during rendering. (Default: UTF-8)
218 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.
219 var $localeCharset=''; // Assumed charset of locale strings.
220
221 // LANG:
222 var $lang=''; // Set to the system language key (used on the site)
223 var $LL_labels_cache=array();
224 var $LL_files_cache=array();
225
226 /**
227 * Locking object
228 *
229 * @var t3lib_lock
230 */
231 var $pagesection_lockObj; // Locking object for accessing "cache_pagesection"
232
233 /**
234 * Locking object
235 *
236 * @var t3lib_lock
237 */
238 var $pages_lockObj; // Locking object for accessing "cache_pages"
239
240 /**
241 * @var t3lib_PageRenderer
242 */
243 protected $pageRenderer;
244
245 /**
246 * the page cache object, use this to save pages to the cache and to
247 * retrieve them again
248 *
249 * @var t3lib_cache_AbstractBackend
250 */
251 protected $pageCache;
252 protected $pageCacheTags = array();
253
254 /**
255 * @var t3lib_cacheHash The cHash Service class used for cHash related functionality
256 */
257 protected $cacheHash;
258
259 /**
260 * Class constructor
261 * Takes a number of GET/POST input variable as arguments and stores them internally.
262 * The processing of these variables goes on later in this class.
263 * Also sets internal clientInfo array (browser information) and a unique string (->uniqueString) for this script instance; A md5 hash of the microtime()
264 *
265 * @param array The global $TYPO3_CONF_VARS array. Will be set internally in ->TYPO3_CONF_VARS
266 * @param mixed The value of t3lib_div::_GP('id')
267 * @param integer The value of t3lib_div::_GP('type')
268 * @param boolean The value of t3lib_div::_GP('no_cache'), evaluated to 1/0
269 * @param string The value of t3lib_div::_GP('cHash')
270 * @param string The value of t3lib_div::_GP('jumpurl')
271 * @param string The value of t3lib_div::_GP('MP')
272 * @param string The value of t3lib_div::_GP('RDCT')
273 * @return void
274 * @see index_ts.php
275 */
276 function __construct($TYPO3_CONF_VARS, $id, $type, $no_cache='', $cHash='', $jumpurl='',$MP='',$RDCT='') {
277
278 // Setting some variables:
279 $this->TYPO3_CONF_VARS = $TYPO3_CONF_VARS;
280 $this->id = $id;
281 $this->type = $type;
282 if ($no_cache) {
283 if ($this->TYPO3_CONF_VARS['FE']['disableNoCacheParameter']) {
284 $warning = '&no_cache=1 has been ignored because $TYPO3_CONF_VARS[\'FE\'][\'disableNoCacheParameter\'] is set!';
285 $GLOBALS['TT']->setTSlogMessage($warning,2);
286 } else {
287 $warning = '&no_cache=1 has been supplied, so caching is disabled! URL: "'.t3lib_div::getIndpEnv('TYPO3_REQUEST_URL').'"';
288 $this->disableCache();
289 }
290 t3lib_div::sysLog($warning, 'cms', 2);
291 }
292 $this->cHash = $cHash;
293 $this->jumpurl = $jumpurl;
294 $this->MP = $this->TYPO3_CONF_VARS['FE']['enable_mount_pids'] ? (string)$MP : '';
295 $this->RDCT = $RDCT;
296 $this->clientInfo = t3lib_div::clientInfo();
297 $this->uniqueString=md5(microtime());
298
299 $this->csConvObj = t3lib_div::makeInstance('t3lib_cs');
300
301 // Call post processing function for constructor:
302 if (is_array($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['tslib_fe-PostProc'])) {
303 $_params = array('pObj' => &$this);
304 foreach($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['tslib_fe-PostProc'] as $_funcRef) {
305 t3lib_div::callUserFunction($_funcRef,$_params,$this);
306 }
307 }
308 $this->cacheHash = t3lib_div::makeInstance('t3lib_cacheHash');
309 $this->initCaches();
310 }
311
312 /**
313 * Compatibility constructor.
314 *
315 * @param array The global $TYPO3_CONF_VARS array. Will be set internally in ->TYPO3_CONF_VARS
316 * @param mixed The value of t3lib_div::_GP('id')
317 * @param integer The value of t3lib_div::_GP('type')
318 * @param boolean The value of t3lib_div::_GP('no_cache'), evaluated to 1/0
319 * @param string The value of t3lib_div::_GP('cHash')
320 * @param string The value of t3lib_div::_GP('jumpurl')
321 * @param string The value of t3lib_div::_GP('MP')
322 * @param string The value of t3lib_div::_GP('RDCT')
323 * @deprecated since TYPO3 4.6 and will be removed in TYPO3 4.8. Use __construct() instead.
324 */
325 public function tslib_fe($TYPO3_CONF_VARS, $id, $type, $no_cache = '', $cHash = '', $jumpurl = '', $MP = '', $RDCT = '') {
326 t3lib_div::logDeprecatedFunction();
327 // Note: we cannot call $this->__construct() here because it would call the derived class constructor and cause recursion
328 // This code uses official PHP behavior (http://www.php.net/manual/en/language.oop5.basic.php) when $this in the
329 // statically called non-static method inherits $this from the caller's scope.
330 tslib_fe::__construct($TYPO3_CONF_VARS, $id, $type, $no_cache, $cHash, $jumpurl, $MP, $RDCT);
331 }
332
333 /**
334 * Connect to SQL database. May exit after outputting an error message
335 * or some JavaScript redirecting to the install tool.
336 *
337 * @return void
338 */
339 public function connectToDB() {
340 try {
341 $GLOBALS['TYPO3_DB']->connectDB();
342 } catch (RuntimeException $exception) {
343 switch ($exception->getCode()) {
344 case 1270853882:
345 // No database selected: Redirect to Install Tool 1-2-3 mode (fresh installation)
346 t3lib_utility_Http::redirect(TYPO3_mainDir . 'install/index.php?mode=123&step=1&password=joh316');
347 break;
348 case 1270853883:
349 // Cannot connect to current database
350 $message = 'Cannot connect to the configured database "' . TYPO3_db . '"';
351 if ($this->checkPageUnavailableHandler()) {
352 $this->pageUnavailableAndExit($message);
353 } else {
354 t3lib_div::sysLog($message, 'cms', t3lib_div::SYSLOG_SEVERITY_ERROR);
355 throw new t3lib_error_http_ServiceUnavailableException($message, 1301648782);
356 }
357 break;
358 case 1270853884:
359 // Username / password not accepted
360 $message = 'The current username, password or host was not accepted when' .
361 ' the connection to the database was attempted to be established!';
362 if ($this->checkPageUnavailableHandler()) {
363 $this->pageUnavailableAndExit($message);
364 } else {
365 t3lib_div::sysLog($message, 'cms', t3lib_div::SYSLOG_SEVERITY_ERROR);
366 throw new t3lib_error_http_ServiceUnavailableException(
367 'Database Error: ' . $message,
368 1301648945
369 );
370 }
371 break;
372 default:
373 throw $exception;
374 }
375 }
376
377 // Call post processing function for DB connection:
378 if (is_array($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['connectToDB'])) {
379 $_params = array('pObj' => &$this);
380 foreach($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['connectToDB'] as $_funcRef) {
381 t3lib_div::callUserFunction($_funcRef,$_params,$this);
382 }
383 }
384 }
385
386 /**
387 * Looks up the value of $this->RDCT in the database and if it is
388 * found to be associated with a redirect URL then the redirection
389 * is carried out with a 'Location:' header
390 * May exit after sending a location-header.
391 *
392 * @return void
393 */
394 public function sendRedirect() {
395 if ($this->RDCT) {
396 $res = $GLOBALS['TYPO3_DB']->exec_SELECTquery(
397 'params',
398 'cache_md5params',
399 'md5hash=' . $GLOBALS['TYPO3_DB']->fullQuoteStr($this->RDCT, 'cache_md5params')
400 );
401 if ($row = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($res)) {
402 $this->updateMD5paramsRecord($this->RDCT);
403 header('Location: ' . $row['params']);
404 exit;
405 }
406 }
407 }
408
409 /**
410 * Gets instance of PageRenderer
411 *
412 * @return t3lib_PageRenderer
413 */
414 public function getPageRenderer() {
415 if (!isset($this->pageRenderer)) {
416 $this->pageRenderer = t3lib_div::makeInstance('t3lib_PageRenderer');
417 $this->pageRenderer->setTemplateFile(PATH_tslib . 'templates/tslib_page_frontend.html');
418 $this->pageRenderer->setBackPath(TYPO3_mainDir);
419 }
420 return $this->pageRenderer;
421 }
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438 /********************************************
439 *
440 * Initializing, resolving page id
441 *
442 ********************************************/
443
444 /**
445 * Initializes the caching system.
446 *
447 * @return void
448 */
449 protected function initCaches() {
450 $this->pageCache = $GLOBALS['typo3CacheManager']->getCache('cache_pages');
451 }
452
453 /**
454 * Initializes the front-end login user.
455 *
456 * @return void
457 */
458 function initFEuser() {
459 $this->fe_user = t3lib_div::makeInstance('tslib_feUserAuth');
460
461 $this->fe_user->lockIP = $this->TYPO3_CONF_VARS['FE']['lockIP'];
462 $this->fe_user->checkPid = $this->TYPO3_CONF_VARS['FE']['checkFeUserPid'];
463 $this->fe_user->lifetime = intval($this->TYPO3_CONF_VARS['FE']['lifetime']);
464 $this->fe_user->checkPid_value = $GLOBALS['TYPO3_DB']->cleanIntList(t3lib_div::_GP('pid')); // List of pid's acceptable
465
466 // Check if a session is transferred:
467 if (t3lib_div::_GP('FE_SESSION_KEY')) {
468 $fe_sParts = explode('-',t3lib_div::_GP('FE_SESSION_KEY'));
469 if (!strcmp(md5($fe_sParts[0].'/'.$this->TYPO3_CONF_VARS['SYS']['encryptionKey']), $fe_sParts[1])) { // If the session key hash check is OK:
470 $cookieName = tslib_feUserAuth::getCookieName();
471 $_COOKIE[$cookieName] = $fe_sParts[0];
472 if (isset($_SERVER['HTTP_COOKIE'])) {
473 // See http://forge.typo3.org/issues/27740
474 $_SERVER['HTTP_COOKIE'] .= ';' . $cookieName . '=' . $fe_sParts[0];
475 }
476 $this->fe_user->forceSetCookie = 1;
477 unset($cookieName);
478 }
479 }
480
481 if ($this->TYPO3_CONF_VARS['FE']['dontSetCookie']) {
482 $this->fe_user->dontSetCookie=1;
483 }
484
485 $this->fe_user->start();
486 $this->fe_user->unpack_uc('');
487 $this->fe_user->fetchSessionData(); // Gets session data
488 $recs = t3lib_div::_GP('recs');
489 if (is_array($recs)) { // If any record registration is submitted, register the record.
490 $this->fe_user->record_registration($recs, $this->TYPO3_CONF_VARS['FE']['maxSessionDataSize']);
491 }
492
493 // Call hook for possible manipulation of frontend user object
494 if (is_array($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['initFEuser'])) {
495 $_params = array('pObj' => &$this);
496 foreach($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['initFEuser'] as $_funcRef) {
497 t3lib_div::callUserFunction($_funcRef,$_params,$this);
498 }
499 }
500
501 // For every 60 seconds the is_online timestamp is updated.
502 if (is_array($this->fe_user->user) && $this->fe_user->user['uid'] && $this->fe_user->user['is_online']<($GLOBALS['EXEC_TIME']-60)) {
503 $GLOBALS['TYPO3_DB']->exec_UPDATEquery('fe_users', 'uid='.intval($this->fe_user->user['uid']), array('is_online' => $GLOBALS['EXEC_TIME']));
504 }
505 }
506
507 /**
508 * Initializes the front-end user groups.
509 * Sets ->loginUser and ->gr_list based on front-end user status.
510 *
511 * @return void
512 */
513 function initUserGroups() {
514
515 $this->fe_user->showHiddenRecords = $this->showHiddenRecords; // This affects the hidden-flag selecting the fe_groups for the user!
516 $this->fe_user->fetchGroupData(); // no matter if we have an active user we try to fetch matching groups which can be set without an user (simulation for instance!)
517
518 if (is_array($this->fe_user->user) && count($this->fe_user->groupData['uid'])) {
519 $this->loginUser=1; // global flag!
520 $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!
521 $gr_array = $this->fe_user->groupData['uid'];
522 } else {
523 $this->loginUser=0;
524 $this->gr_list = '0,-1'; // group -1 is not an existing group, but denotes a 'default' group when not logged in. This is used to let elements be hidden, when a user is logged in!
525
526 if ($this->loginAllowedInBranch) {
527 $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.
528 } else {
529 $gr_array = array(); // Set to blank since we will NOT risk any groups being set when no logins are allowed!
530 }
531 }
532
533 // Clean up.
534 $gr_array = array_unique($gr_array); // Make unique...
535 sort($gr_array); // sort
536 if (count($gr_array) && !$this->loginAllowedInBranch_mode) {
537 $this->gr_list.=','.implode(',',$gr_array);
538 }
539
540 if ($this->fe_user->writeDevLog) t3lib_div::devLog('Valid usergroups for TSFE: '.$this->gr_list, 'tslib_fe');
541 }
542
543 /**
544 * Checking if a user is logged in or a group constellation different from "0,-1"
545 *
546 * @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!)
547 */
548 function isUserOrGroupSet() {
549 return is_array($this->fe_user->user) || $this->gr_list!=='0,-1';
550 }
551
552 /**
553 * Provides ways to bypass the '?id=[xxx]&type=[xx]' format, using either PATH_INFO or virtual HTML-documents (using Apache mod_rewrite)
554 *
555 * Two options:
556 * 1) Use PATH_INFO (also Apache) to extract id and type from that var. Does not require any special modules compiled with apache. (less typical)
557 * 2) Using hook which enables features like those provided from "simulatestatic" or "realurl" extension (AKA "Speaking URLs")
558 *
559 * @return void
560 */
561 function checkAlternativeIdMethods() {
562 $this->siteScript = t3lib_div::getIndpEnv('TYPO3_SITE_SCRIPT');
563
564 // Call post processing function for custom URL methods.
565 if (is_array($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['checkAlternativeIdMethods-PostProc'])) {
566 $_params = array('pObj' => &$this);
567 foreach($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['checkAlternativeIdMethods-PostProc'] as $_funcRef) {
568 t3lib_div::callUserFunction($_funcRef,$_params,$this);
569 }
570 }
571 }
572
573 /**
574 * Clears the preview-flags, sets sim_exec_time to current time.
575 * 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.
576 *
577 * @return void
578 */
579 function clear_preview() {
580 $this->showHiddenPage = 0;
581 $this->showHiddenRecords = 0;
582 $GLOBALS['SIM_EXEC_TIME'] = $GLOBALS['EXEC_TIME'];
583 $GLOBALS['SIM_ACCESS_TIME'] = $GLOBALS['ACCESS_TIME'];
584 $this->fePreview = 0;
585 }
586
587 /**
588 * Checks if a backend user is logged in
589 *
590 * @return boolean whether a backend user is logged in
591 */
592 public function isBackendUserLoggedIn() {
593 return ($this->beUserLogin ? TRUE : FALSE);
594 }
595
596
597 /**
598 * Creates the backend user object and returns it.
599 *
600 * @return t3lib_tsfeBeUserAuth the backend user object
601 */
602 public function initializeBackendUser() {
603 // ****************
604 // PRE BE_USER HOOK
605 // ****************
606 if (is_array($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/index_ts.php']['preBeUser'])) {
607 foreach($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/index_ts.php']['preBeUser'] as $_funcRef) {
608 $_params = array();
609 t3lib_div::callUserFunction($_funcRef, $_params, $this);
610 }
611 }
612
613 /** @var $BE_USER t3lib_tsfeBeUserAuth */
614 $BE_USER = NULL;
615
616 // If the backend cookie is set,
617 // we proceed and check if a backend user is logged in.
618 if ($_COOKIE[t3lib_beUserAuth::getCookieName()]) {
619 $GLOBALS['TYPO3_MISC']['microtime_BE_USER_start'] = microtime(TRUE);
620 $GLOBALS['TT']->push('Back End user initialized', '');
621
622 // TODO: validate the comment below: is this necessary? if so,
623 // formfield_status should be set to "" in t3lib_tsfeBeUserAuth
624 // which is a subclass of t3lib_beUserAuth
625 // ----
626 // the value this->formfield_status is set to empty in order to
627 // disable login-attempts to the backend account through this script
628
629 // New backend user object
630 $BE_USER = t3lib_div::makeInstance('t3lib_tsfeBeUserAuth');
631 $BE_USER->OS = TYPO3_OS;
632 $BE_USER->lockIP = $this->TYPO3_CONF_VARS['BE']['lockIP'];
633
634 // Object is initialized
635 $BE_USER->start();
636 $BE_USER->unpack_uc('');
637 if ($BE_USER->user['uid']) {
638 $BE_USER->fetchGroupData();
639 $this->beUserLogin = 1;
640 }
641 // Unset the user initialization.
642 if (!$BE_USER->checkLockToIP() || !$BE_USER->checkBackendAccessSettingsFromInitPhp() || !$BE_USER->user['uid']) {
643 $BE_USER = NULL;
644 $this->beUserLogin = 0;
645 $_SESSION['TYPO3-TT-start'] = FALSE;
646 }
647 $GLOBALS['TT']->pull();
648 $GLOBALS['TYPO3_MISC']['microtime_BE_USER_end'] = microtime(TRUE);
649
650 }
651
652 // *****************
653 // POST BE_USER HOOK
654 // *****************
655 if (is_array($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/index_ts.php']['postBeUser'])) {
656 $_params = array(
657 'BE_USER' => &$BE_USER
658 );
659 foreach($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/index_ts.php']['postBeUser'] as $_funcRef) {
660 t3lib_div::callUserFunction($_funcRef, $_params, $this);
661 }
662 }
663
664 return $BE_USER;
665 }
666
667 /**
668 * Determines the id and evaluates any preview settings
669 * 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.
670 *
671 * @return void
672 */
673 function determineId() {
674
675 // Getting ARG-v values if some
676 $this->setIDfromArgV();
677
678 // If there is a Backend login we are going to check for any preview settings:
679 $GLOBALS['TT']->push('beUserLogin','');
680 if ($this->beUserLogin || $this->doWorkspacePreview()) {
681
682 // Backend user preview features:
683 if ($this->beUserLogin && ($GLOBALS['BE_USER']->adminPanel instanceof tslib_AdminPanel)) {
684 $this->fePreview = $GLOBALS['BE_USER']->adminPanel->extGetFeAdminValue('preview') ? TRUE : FALSE;
685
686 // If admin panel preview is enabled...
687 if ($this->fePreview) {
688 $fe_user_OLD_USERGROUP = $this->fe_user->user['usergroup'];
689
690 $this->showHiddenPage = $GLOBALS['BE_USER']->adminPanel->extGetFeAdminValue('preview', 'showHiddenPages');
691 $this->showHiddenRecords = $GLOBALS['BE_USER']->adminPanel->extGetFeAdminValue('preview', 'showHiddenRecords');
692 // simulate date
693 $simTime = $GLOBALS['BE_USER']->adminPanel->extGetFeAdminValue('preview', 'simulateDate');
694 if ($simTime) {
695 $GLOBALS['SIM_EXEC_TIME'] = $simTime;
696 $GLOBALS['SIM_ACCESS_TIME'] = $simTime - ($simTime % 60);
697 }
698 // simulate user
699 $simUserGroup = $GLOBALS['BE_USER']->adminPanel->extGetFeAdminValue('preview', 'simulateUserGroup');
700 $this->simUserGroup = $simUserGroup;
701 if ($simUserGroup) $this->fe_user->user['usergroup']=$simUserGroup;
702 if (!$simUserGroup && !$simTime && !$this->showHiddenPage && !$this->showHiddenRecords) {
703 $this->fePreview=0;
704 }
705 }
706 }
707
708 if ($this->id) {
709
710 if ($this->determineIdIsHiddenPage()) {
711 // The preview flag is set only if the current page turns out to actually be hidden!
712 $this->fePreview = 1;
713 $this->showHiddenPage = 1;
714 }
715
716 // For Live workspace: Check root line for proper connection to tree root (done because of possible preview of page / branch versions)
717 if (!$this->fePreview && $this->whichWorkspace()===0) {
718
719 // Initialize the page-select functions to check rootline:
720 $temp_sys_page = t3lib_div::makeInstance('t3lib_pageSelect');
721 $temp_sys_page->init($this->showHiddenPage);
722 // If root line contained NO records and ->error_getRootLine_failPid tells us that it was because of a pid=-1 (indicating a "version" record)...:
723 if (!count($temp_sys_page->getRootLine($this->id,$this->MP)) && $temp_sys_page->error_getRootLine_failPid==-1) {
724
725 // Setting versioningPreview flag and try again:
726 $temp_sys_page->versioningPreview = TRUE;
727 if (count($temp_sys_page->getRootLine($this->id,$this->MP))) {
728 // 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.
729 $this->fePreview = 1;
730 }
731 }
732 }
733 }
734
735 // The preview flag will be set if a backend user is in an offline workspace
736 if (($GLOBALS['BE_USER']->user['workspace_preview'] || t3lib_div::_GP('ADMCMD_view') || $this->doWorkspacePreview()) && ($this->whichWorkspace()===-1 || $this->whichWorkspace()>0)) {
737 $this->fePreview = 2; // Will show special preview message.
738 }
739
740 // If the front-end is showing a preview, caching MUST be disabled.
741 if ($this->fePreview) {
742 $this->disableCache();
743 }
744 }
745 $GLOBALS['TT']->pull();
746
747 // Now, get the id, validate access etc:
748 $this->fetch_the_id();
749
750 // Check if backend user has read access to this page. If not, recalculate the id.
751 if ($this->beUserLogin && $this->fePreview) {
752 if (!$GLOBALS['BE_USER']->doesUserHaveAccess($this->page,1)) {
753
754 // Resetting
755 $this->clear_preview();
756 $this->fe_user->user['usergroup'] = $fe_user_OLD_USERGROUP;
757
758 // Fetching the id again, now with the preview settings reset.
759 $this->fetch_the_id();
760 }
761 }
762
763 // Checks if user logins are blocked for a certain branch and if so, will unset user login and re-fetch ID.
764 $this->loginAllowedInBranch = $this->checkIfLoginAllowedInBranch();
765 if (!$this->loginAllowedInBranch) { // Logins are not allowed:
766 if ($this->isUserOrGroupSet()) { // Only if there is a login will we run this...
767 if ($this->loginAllowedInBranch_mode=='all') {
768 // Clear out user and group:
769 unset($this->fe_user->user);
770 $this->gr_list = '0,-1';
771 } else {
772 $this->gr_list = '0,-2';
773 }
774
775 // Fetching the id again, now with the preview settings reset.
776 $this->fetch_the_id();
777 }
778 }
779
780 // Final cleaning.
781 $this->id = $this->contentPid = intval($this->id); // Make sure it's an integer
782 $this->type = intval($this->type); // Make sure it's an integer
783
784 // Look for alternative content PID if page is under version preview:
785 if ($this->fePreview) {
786 if ($this->page['_ORIG_pid']==-1 && $this->page['t3ver_swapmode']==0) { // Current page must have been an offline version and have swapmode set to 0:
787 // 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!
788 $this->contentPid = $this->page['_ORIG_uid'];
789 }
790 }
791
792 // Call post processing function for id determination:
793 if (is_array($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['determineId-PostProc'])) {
794 $_params = array('pObj' => &$this);
795 foreach($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['determineId-PostProc'] as $_funcRef) {
796 t3lib_div::callUserFunction($_funcRef,$_params,$this);
797 }
798 }
799 }
800
801 /**
802 * Checks if the page is hidden. If it is hidden, preview flags will be set.
803 *
804 * @return bool
805 */
806 protected function determineIdIsHiddenPage() {
807 $field = t3lib_utility_Math::canBeInterpretedAsInteger($this->id) ? 'uid' : 'alias';
808 $pageSelectCondition = $field . '=' . $GLOBALS['TYPO3_DB']->fullQuoteStr($this->id, 'pages');
809 $page = $GLOBALS['TYPO3_DB']->exec_SELECTgetSingleRow('uid,hidden,starttime,endtime', 'pages',
810 $pageSelectCondition . ' AND pid>=0 AND deleted=0');
811 $result = is_array($page) && (
812 $page['hidden'] || $page['starttime'] > $GLOBALS['SIM_EXEC_TIME'] ||
813 ($page['endtime'] != 0 && $page['endtime'] <= $GLOBALS['SIM_EXEC_TIME'])
814 );
815 return $result;
816 }
817
818 /**
819 * Get The Page ID
820 * This gets the id of the page, checks if the page is in the domain and if the page is accessible
821 * Sets variables such as $this->sys_page, $this->loginUser, $this->gr_list, $this->id, $this->type, $this->domainStartPage, $this->idParts
822 *
823 * @return void
824 * @access private
825 */
826 function fetch_the_id() {
827 $GLOBALS['TT']->push('fetch_the_id initialize/','');
828
829 // Initialize the page-select functions.
830 $this->sys_page = t3lib_div::makeInstance('t3lib_pageSelect');
831 $this->sys_page->versioningPreview = ($this->fePreview===2 || intval($this->workspacePreview) || t3lib_div::_GP('ADMCMD_view')) ? TRUE : FALSE;
832 $this->sys_page->versioningWorkspaceId = $this->whichWorkspace();
833 $this->sys_page->init($this->showHiddenPage);
834
835 // Set the valid usergroups for FE
836 $this->initUserGroups();
837
838 // Sets sys_page where-clause
839 $this->setSysPageWhereClause();
840
841 // Splitting $this->id by a period (.). First part is 'id' and second part - if exists - will overrule the &type param if given
842 $pParts = explode('.',$this->id);
843 $this->id = $pParts[0]; // Set it.
844 if (isset($pParts[1])) {$this->type=$pParts[1];}
845
846 // Splitting $this->id by a comma (,). First part is 'id' and other parts are just stored for use in scripts.
847 $this->idParts = explode(',',$this->id);
848
849 // Splitting by a '+' sign - used for base64/md5 methods of parameter encryption for simulate static documents.
850 list($pgID,$SSD_p)=explode('+',$this->idParts[0],2);
851 if ($SSD_p) { $this->idPartsAnalyze($SSD_p); }
852 $this->id = $pgID; // Set id
853
854 // If $this->id is a string, it's an alias
855 $this->checkAndSetAlias();
856
857 // The id and type is set to the integer-value - just to be sure...
858 $this->id = intval($this->id);
859 $this->type = intval($this->type);
860 $GLOBALS['TT']->pull();
861
862 // We find the first page belonging to the current domain
863 $GLOBALS['TT']->push('fetch_the_id domain/','');
864 $this->domainStartPage = $this->findDomainRecord($this->TYPO3_CONF_VARS['SYS']['recursiveDomainSearch']); // the page_id of the current domain
865 if (!$this->id) {
866 if ($this->domainStartPage) {
867 $this->id = $this->domainStartPage; // If the id was not previously set, set it to the id of the domain.
868 } else {
869 $theFirstPage = $this->sys_page->getFirstWebPage($this->id); // Find the first 'visible' page in that domain
870 if ($theFirstPage) {
871 $this->id = $theFirstPage['uid'];
872 } else {
873 $message = 'No pages are found on the rootlevel!';
874 if ($this->checkPageUnavailableHandler()) {
875 $this->pageUnavailableAndExit($message);
876 } else {
877 t3lib_div::sysLog($message, 'cms', t3lib_div::SYSLOG_SEVERITY_ERROR);
878 throw new t3lib_error_http_ServiceUnavailableException($message, 1301648975);
879 }
880 }
881 }
882 }
883 $GLOBALS['TT']->pull();
884
885 $GLOBALS['TT']->push('fetch_the_id rootLine/','');
886 $requestedId = $this->id; // We store the originally requested id
887 $this->getPageAndRootlineWithDomain($this->domainStartPage);
888 $GLOBALS['TT']->pull();
889
890 if ($this->pageNotFound && $this->TYPO3_CONF_VARS['FE']['pageNotFound_handling']) {
891 $pNotFoundMsg = array(
892 1 => 'ID was not an accessible page',
893 2 => 'Subsection was found and not accessible',
894 3 => 'ID was outside the domain',
895 4 => 'The requested page alias does not exist'
896 );
897 $this->pageNotFoundAndExit($pNotFoundMsg[$this->pageNotFound]);
898 }
899
900 if ($this->page['url_scheme'] > 0) {
901 $newUrl = '';
902 $requestUrlScheme = parse_url(t3lib_div::getIndpEnv('TYPO3_REQUEST_URL'), PHP_URL_SCHEME);
903 if ((int) $this->page['url_scheme'] === t3lib_utility_http::SCHEME_HTTP && $requestUrlScheme == 'https') {
904 $newUrl = 'http://' . substr(t3lib_div::getIndpEnv('TYPO3_REQUEST_URL'), 8);
905 } elseif ((int) $this->page['url_scheme'] === t3lib_utility_http::SCHEME_HTTPS && $requestUrlScheme == 'http') {
906 $newUrl = 'https://' . substr(t3lib_div::getIndpEnv('TYPO3_REQUEST_URL'), 7);
907 }
908 if ($newUrl !== '') {
909 if ($_SERVER['REQUEST_METHOD'] === 'POST') {
910 $headerCode = t3lib_utility_Http::HTTP_STATUS_303;
911 } else {
912 $headerCode = t3lib_utility_Http::HTTP_STATUS_301;
913 }
914 t3lib_utility_http::redirect($newUrl, $headerCode);
915 }
916 }
917 // set no_cache if set
918 if ($this->page['no_cache']) {
919 $this->set_no_cache();
920 }
921
922 // Init SYS_LASTCHANGED
923 $this->register['SYS_LASTCHANGED'] = intval($this->page['tstamp']);
924 if ($this->register['SYS_LASTCHANGED'] < intval($this->page['SYS_LASTCHANGED'])) {
925 $this->register['SYS_LASTCHANGED'] = intval($this->page['SYS_LASTCHANGED']);
926 }
927 }
928
929 /**
930 * Gets the page and rootline arrays based on the id, $this->id
931 *
932 * If the id does not correspond to a proper page, the 'previous' valid page in the rootline is found
933 * If the page is a shortcut (doktype=4), the ->id is loaded with that id
934 *
935 * 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.
936 *
937 * Sets or manipulates internal variables such as: $this->id, $this->page, $this->rootLine, $this->MP, $this->pageNotFound
938 *
939 * @return void
940 * @access private
941 */
942 function getPageAndRootline() {
943 $this->page = $this->sys_page->getPage($this->id);
944 if (!count($this->page)) {
945 // If no page, we try to find the page before in the rootLine.
946 $this->pageNotFound=1; // Page is 'not found' in case the id itself was not an accessible page. code 1
947 $this->rootLine = $this->sys_page->getRootLine($this->id,$this->MP);
948 if (count($this->rootLine)) {
949 $c=count($this->rootLine)-1;
950 while($c>0) {
951
952 // Add to page access failure history:
953 $this->pageAccessFailureHistory['direct_access'][] = $this->rootLine[$c];
954
955 // Decrease to next page in rootline and check the access to that, if OK, set as page record and ID value.
956 $c--;
957 $this->id = $this->rootLine[$c]['uid'];
958 $this->page = $this->sys_page->getPage($this->id);
959 if (count($this->page)) { break; }
960 }
961 }
962 // If still no page...
963 if (!count($this->page)) {
964 $message = 'The requested page does not exist!';
965 if ($this->TYPO3_CONF_VARS['FE']['pageNotFound_handling']) {
966 $this->pageNotFoundAndExit($message);
967 } else {
968 t3lib_div::sysLog($message, 'cms', t3lib_div::SYSLOG_SEVERITY_ERROR);
969 throw new t3lib_error_http_PageNotFoundException($message, 1301648780);
970 }
971 }
972 }
973
974 // Spacer is not accessible in frontend
975 if ($this->page['doktype'] == t3lib_pageSelect::DOKTYPE_SPACER) {
976 $message = 'The requested page does not exist!';
977 if ($this->TYPO3_CONF_VARS['FE']['pageNotFound_handling']) {
978 $this->pageNotFoundAndExit($message);
979 } else {
980 t3lib_div::sysLog($message, 'cms', t3lib_div::SYSLOG_SEVERITY_ERROR);
981 throw new t3lib_error_http_PageNotFoundException($message, 1301648781);
982 }
983 }
984
985 // Is the ID a link to another page??
986 if ($this->page['doktype'] == t3lib_pageSelect::DOKTYPE_SHORTCUT) {
987 $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.
988
989 // saving the page so that we can check later - when we know
990 // about languages - whether we took the correct shortcut or
991 // whether a translation of the page overwrites the shortcut
992 // target and we need to follow the new target
993 $this->originalShortcutPage = $this->page;
994
995 $this->page = $this->getPageShortcut($this->page['shortcut'],$this->page['shortcut_mode'],$this->page['uid']);
996 $this->id = $this->page['uid'];
997 }
998
999 // Gets the rootLine
1000 $this->rootLine = $this->sys_page->getRootLine($this->id,$this->MP);
1001
1002 // If not rootline we're off...
1003 if (!count($this->rootLine)) {
1004 $ws = $this->whichWorkspace();
1005 if ($this->sys_page->error_getRootLine_failPid==-1 && $ws) {
1006 $this->sys_page->versioningPreview = TRUE;
1007 $this->versioningWorkspaceId = $ws;
1008 $this->rootLine = $this->sys_page->getRootLine($this->id,$this->MP);
1009 }
1010 if (!count($this->rootLine)) {
1011 $message = 'The requested page didn\'t have a proper connection to the tree-root!';
1012 if ($this->checkPageUnavailableHandler()) {
1013 $this->pageUnavailableAndExit($message);
1014 } else {
1015 $rootline = '('.$this->sys_page->error_getRootLine.')';
1016 t3lib_div::sysLog($message, 'cms', t3lib_div::SYSLOG_SEVERITY_ERROR);
1017 throw new t3lib_error_http_ServiceUnavailableException($message . '<br /><br />' . $rootline, 1301648167);
1018 }
1019 }
1020 $this->fePreview = 1;
1021 }
1022
1023 // Checking for include section regarding the hidden/starttime/endtime/fe_user (that is access control of a whole subbranch!)
1024 if ($this->checkRootlineForIncludeSection()) {
1025 if (!count($this->rootLine)) {
1026 $message = 'The requested page was not accessible!';
1027 if ($this->checkPageUnavailableHandler()) {
1028 $this->pageUnavailableAndExit($message);
1029 } else {
1030 t3lib_div::sysLog($message, 'cms', t3lib_div::SYSLOG_SEVERITY_ERROR);
1031 throw new t3lib_error_http_ServiceUnavailableException($message, 1301648234);
1032 }
1033 } else {
1034 $el = reset($this->rootLine);
1035 $this->id = $el['uid'];
1036 $this->page = $this->sys_page->getPage($this->id);
1037 $this->rootLine = $this->sys_page->getRootLine($this->id,$this->MP);
1038 }
1039 }
1040 }
1041
1042 /**
1043 * Get page shortcut; Finds the records pointed to by input value $SC (the shortcut value)
1044 *
1045 * @param integer The value of the "shortcut" field from the pages record
1046 * @param integer The shortcut mode: 1 will select first subpage, 2 a random subpage, 3 the parent page; default is the page pointed to by $SC
1047 * @param integer The current page UID of the page which is a shortcut
1048 * @param integer Safety feature which makes sure that the function is calling itself recursively max 20 times (since this function can find shortcuts to other shortcuts to other shortcuts...)
1049 * @param array An array filled with previous page uids tested by the function - new page uids are evaluated against this to avoid going in circles.
1050 * @return mixed Returns the page record of the page that the shortcut pointed to.
1051 * @access private
1052 * @see getPageAndRootline()
1053 */
1054 function getPageShortcut($SC,$mode,$thisUid,$itera=20,$pageLog=array()) {
1055 $idArray = t3lib_div::intExplode(',',$SC);
1056
1057 // Find $page record depending on shortcut mode:
1058 switch($mode) {
1059 case t3lib_pageSelect::SHORTCUT_MODE_FIRST_SUBPAGE:
1060 case t3lib_pageSelect::SHORTCUT_MODE_RANDOM_SUBPAGE:
1061 $pageArray = $this->sys_page->getMenu(($idArray[0] ? $idArray[0] : $thisUid), '*', 'sorting', 'AND pages.doktype<199 AND pages.doktype!=' . t3lib_pageSelect::DOKTYPE_BE_USER_SECTION);
1062 $pO = 0;
1063 if ($mode == t3lib_pageSelect::SHORTCUT_MODE_RANDOM_SUBPAGE && count($pageArray)) {
1064 $randval = intval(rand(0,count($pageArray)-1));
1065 $pO = $randval;
1066 }
1067 $c = 0;
1068 foreach ($pageArray as $pV) {
1069 if ($c==$pO) {
1070 $page = $pV;
1071 break;
1072 }
1073 $c++;
1074 }
1075 if (count($page) == 0) {
1076 $message = 'This page (ID ' . $thisUid . ') is of type "Shortcut" and configured to redirect to a subpage. '
1077 . 'However, this page has no accessible subpages.';
1078 throw new t3lib_error_http_PageNotFoundException($message, 1301648328);
1079 }
1080 break;
1081 case t3lib_pageSelect::SHORTCUT_MODE_PARENT_PAGE:
1082 $parent = $this->sys_page->getPage($thisUid);
1083 $page = $this->sys_page->getPage($parent['pid']);
1084 if (count($page) == 0) {
1085 $message = 'This page (ID ' . $thisUid . ') is of type "Shortcut" and configured to redirect to its parent page. '
1086 . 'However, the parent page is not accessible.';
1087 throw new t3lib_error_http_PageNotFoundException($message, 1301648358);
1088 }
1089 break;
1090 default:
1091 $page = $this->sys_page->getPage($idArray[0]);
1092 if (count($page) == 0) {
1093 $message = 'This page (ID ' . $thisUid . ') is of type "Shortcut" and configured to redirect to a page, which is not accessible (ID ' . $idArray[0] . ').';
1094 throw new t3lib_error_http_PageNotFoundException($message, 1301648404);
1095 }
1096 break;
1097 }
1098
1099 // Check if short cut page was a shortcut itself, if so look up recursively:
1100 if ($page['doktype'] == t3lib_pageSelect::DOKTYPE_SHORTCUT) {
1101 if (!in_array($page['uid'],$pageLog) && $itera>0) {
1102 $pageLog[] = $page['uid'];
1103 $page = $this->getPageShortcut($page['shortcut'],$page['shortcut_mode'],$page['uid'],$itera-1,$pageLog);
1104 } else {
1105 $pageLog[] = $page['uid'];
1106 $message = 'Page shortcuts were looping in uids '.implode(',',$pageLog).'...!';
1107 t3lib_div::sysLog($message, 'cms', t3lib_div::SYSLOG_SEVERITY_ERROR);
1108 throw new RuntimeException($message, 1294587212);
1109 }
1110 }
1111 // Return resulting page:
1112 return $page;
1113 }
1114
1115 /**
1116 * Checks the current rootline for defined sections.
1117 *
1118 * @return boolean
1119 * @access private
1120 */
1121 function checkRootlineForIncludeSection() {
1122 $c=count($this->rootLine);
1123 $removeTheRestFlag=0;
1124
1125 for ($a=0;$a<$c;$a++) {
1126 if (!$this->checkPagerecordForIncludeSection($this->rootLine[$a])) {
1127 // Add to page access failure history:
1128 $this->pageAccessFailureHistory['sub_section'][] = $this->rootLine[$a];
1129 $removeTheRestFlag=1;
1130 }
1131 if ($this->rootLine[$a]['doktype'] == t3lib_pageSelect::DOKTYPE_BE_USER_SECTION) {
1132 if ($this->beUserLogin) { // If there is a backend user logged in, check if he has read access to the page:
1133 $res = $GLOBALS['TYPO3_DB']->exec_SELECTquery('uid', 'pages', 'uid='.intval($this->id).' AND '.$GLOBALS['BE_USER']->getPagePermsClause(1)); // versionOL()?
1134 list($isPage) = $GLOBALS['TYPO3_DB']->sql_fetch_row($res);
1135 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...
1136 } else { // Dont go here, if there is no backend user logged in.
1137 $removeTheRestFlag=1;
1138 }
1139 }
1140 if ($removeTheRestFlag) {
1141 $this->pageNotFound=2; // Page is 'not found' in case a subsection was found and not accessible, code 2
1142 unset($this->rootLine[$a]);
1143 }
1144 }
1145 return $removeTheRestFlag;
1146 }
1147
1148 /**
1149 * Checks page record for enableFields
1150 * Returns TRUE if enableFields does not disable the page record.
1151 * Takes notice of the ->showHiddenPage flag and uses SIM_ACCESS_TIME for start/endtime evaluation
1152 *
1153 * @param array The page record to evaluate (needs fields: hidden, starttime, endtime, fe_group)
1154 * @param boolean Bypass group-check
1155 * @return boolean TRUE, if record is viewable.
1156 * @see tslib_cObj::getTreeList(), checkPagerecordForIncludeSection()
1157 */
1158 function checkEnableFields($row,$bypassGroupCheck=FALSE) {
1159 if ((!$row['hidden'] || $this->showHiddenPage)
1160 && $row['starttime']<=$GLOBALS['SIM_ACCESS_TIME']
1161 && ($row['endtime']==0 || $row['endtime']>$GLOBALS['SIM_ACCESS_TIME'])
1162 && ($bypassGroupCheck || $this->checkPageGroupAccess($row))
1163 ) { return TRUE; }
1164 }
1165
1166 /**
1167 * Check group access against a page record
1168 *
1169 * @param array The page record to evaluate (needs field: fe_group)
1170 * @param mixed List of group id's (comma list or array). Default is $this->gr_list
1171 * @return boolean TRUE, if group access is granted.
1172 * @access private
1173 */
1174 function checkPageGroupAccess($row, $groupList=NULL) {
1175 if(is_null($groupList)) {
1176 $groupList = $this->gr_list;
1177 }
1178 if(!is_array($groupList)) {
1179 $groupList = explode(',', $groupList);
1180 }
1181
1182 // If the actual page has no fe_group, check the rootline for
1183 // inherited fe_group due to extendToSubpage-property
1184 if (isset($row['uid']) && intval($row['fe_group']) === 0) {
1185 $rootLine = $this->sys_page->getRootLine($row['uid']);
1186 foreach ($rootLine as $pageConf) {
1187 if ($pageConf['fe_group'] != '' && $pageConf['extendToSubpages'] == 1) {
1188 $row['fe_group'] = $pageConf['fe_group'];
1189 break;
1190 }
1191 }
1192 }
1193
1194 $pageGroupList = explode(',', $row['fe_group'] ? $row['fe_group'] : 0);
1195 return count(array_intersect($groupList, $pageGroupList)) > 0;
1196 }
1197
1198 /**
1199 * Checks page record for include section
1200 *
1201 * @param array The page record to evaluate (needs fields: extendToSubpages + hidden, starttime, endtime, fe_group)
1202 * @return boolean Returns TRUE if either extendToSubpages is not checked or if the enableFields does not disable the page record.
1203 * @access private
1204 * @see checkEnableFields(), tslib_cObj::getTreeList(), checkRootlineForIncludeSection()
1205 */
1206 function checkPagerecordForIncludeSection($row) {
1207 return (!$row['extendToSubpages'] || $this->checkEnableFields($row)) ? 1 : 0;
1208 }
1209
1210 /**
1211 * 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!)
1212 *
1213 * @return boolean returns TRUE if logins are OK, otherwise FALSE (and then the login user must be unset!)
1214 */
1215 function checkIfLoginAllowedInBranch() {
1216
1217 // Initialize:
1218 $c = count($this->rootLine);
1219 $disable = FALSE;
1220
1221 // Traverse root line from root and outwards:
1222 for ($a=0; $a<$c; $a++) {
1223
1224 // If a value is set for login state:
1225 if ($this->rootLine[$a]['fe_login_mode'] > 0) {
1226
1227 // Determine state from value:
1228 if ((int)$this->rootLine[$a]['fe_login_mode'] === 1) {
1229 $disable = TRUE;
1230 $this->loginAllowedInBranch_mode = 'all';
1231 } elseif ((int)$this->rootLine[$a]['fe_login_mode'] === 3) {
1232 $disable = TRUE;
1233 $this->loginAllowedInBranch_mode = 'groups';
1234 } else {
1235 $disable = FALSE;
1236 }
1237 }
1238 }
1239
1240 return !$disable;
1241 }
1242
1243 /**
1244 * 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
1245 *
1246 * @return array Summary of why page access was not allowed.
1247 */
1248 function getPageAccessFailureReasons() {
1249 $output = array();
1250
1251 $combinedRecords = array_merge(
1252 is_array($this->pageAccessFailureHistory['direct_access']) ? $this->pageAccessFailureHistory['direct_access'] : array(array('fe_group'=>0)), // Adding fake first record for direct access if none, otherwise $k==0 below will be indicating a sub-section record to be first direct_access record which is of course false!
1253 is_array($this->pageAccessFailureHistory['sub_section']) ? $this->pageAccessFailureHistory['sub_section'] : array()
1254 );
1255
1256 if (count($combinedRecords)) {
1257 foreach($combinedRecords as $k => $pagerec) {
1258 // 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
1259 // If $k>0 it is parent pages being tested. They are only significant for the access to the first page IF they had the extendToSubpages flag set, hence checked only then!
1260 if (!$k || $pagerec['extendToSubpages']) {
1261 if ($pagerec['hidden']) $output['hidden'][$pagerec['uid']] = TRUE;
1262 if ($pagerec['starttime'] > $GLOBALS['SIM_ACCESS_TIME']) $output['starttime'][$pagerec['uid']] = $pagerec['starttime'];
1263 if ($pagerec['endtime']!=0 && $pagerec['endtime'] <= $GLOBALS['SIM_ACCESS_TIME']) $output['endtime'][$pagerec['uid']] = $pagerec['endtime'];
1264 if (!$this->checkPageGroupAccess($pagerec)) $output['fe_group'][$pagerec['uid']] = $pagerec['fe_group'];
1265 }
1266 }
1267 }
1268
1269 return $output;
1270 }
1271
1272 /**
1273 * This checks if there are ARGV-parameters in the QUERY_STRING and if so, those are used for the id
1274 * $this->id must be 'FALSE' in order for any processing to happen in here
1275 * If an id/alias value is extracted from the QUERY_STRING it is set in $this->id
1276 *
1277 * @return void
1278 * @access private
1279 */
1280 function setIDfromArgV() {
1281 if (!$this->id) {
1282 list($theAlias) = explode('&',t3lib_div::getIndpEnv('QUERY_STRING'));
1283 $theAlias = trim($theAlias);
1284 $this->id = ($theAlias != '' && strpos($theAlias, '=') === FALSE) ? $theAlias : 0;
1285 }
1286 }
1287
1288 /**
1289 * Gets ->page and ->rootline information based on ->id. ->id may change during this operation.
1290 * If not inside domain, then default to first page in domain.
1291 *
1292 * @param integer Page uid of the page where the found domain record is (pid of the domain record)
1293 * @return void
1294 * @access private
1295 */
1296 function getPageAndRootlineWithDomain($domainStartPage) {
1297 $this->getPageAndRootline();
1298
1299 // Checks if the $domain-startpage is in the rootLine. This is necessary so that references to page-id's from other domains are not possible.
1300 if ($domainStartPage && is_array($this->rootLine)) {
1301 $idFound = 0;
1302 foreach ($this->rootLine as $key => $val) {
1303 if ($val['uid']==$domainStartPage) {
1304 $idFound=1;
1305 break;
1306 }
1307 }
1308 if (!$idFound) {
1309 $this->pageNotFound=3; // Page is 'not found' in case the id was outside the domain, code 3
1310 $this->id = $domainStartPage;
1311 $this->getPageAndRootline(); //re-get the page and rootline if the id was not found.
1312 }
1313 }
1314 }
1315
1316 /**
1317 * Sets sys_page where-clause
1318 *
1319 * @return void
1320 * @access private
1321 */
1322 function setSysPageWhereClause() {
1323 $this->sys_page->where_hid_del.=' AND pages.doktype<200';
1324 $this->sys_page->where_groupAccess = $this->sys_page->getMultipleGroupsWhereClause('pages.fe_group', 'pages');
1325 }
1326
1327 /**
1328 * Looking up a domain record based on HTTP_HOST
1329 *
1330 * @param boolean If set, it looks "recursively" meaning that a domain like "123.456.typo3.com" would find a domain record like "typo3.com" if "123.456.typo3.com" or "456.typo3.com" did not exist.
1331 * @return integer Returns the page id of the page where the domain record was found.
1332 * @access private
1333 */
1334 function findDomainRecord($recursive=0) {
1335 if ($recursive) {
1336 $host = explode('.',t3lib_div::getIndpEnv('HTTP_HOST'));
1337 while(count($host)) {
1338 $pageUid = $this->sys_page->getDomainStartPage(implode('.',$host),t3lib_div::getIndpEnv('SCRIPT_NAME'),t3lib_div::getIndpEnv('REQUEST_URI'));
1339 if ($pageUid) {
1340 return $pageUid;
1341 } else {
1342 array_shift($host);
1343 }
1344 }
1345 return $pageUid;
1346 } else {
1347 return $this->sys_page->getDomainStartPage(t3lib_div::getIndpEnv('HTTP_HOST'),t3lib_div::getIndpEnv('SCRIPT_NAME'),t3lib_div::getIndpEnv('REQUEST_URI'));
1348 }
1349 }
1350
1351 /**
1352 * Page unavailable handler for use in frontend plugins from extensions.
1353 *
1354 * @param string Reason text
1355 * @param string HTTP header to send
1356 * @return void Function exits.
1357 */
1358 function pageUnavailableAndExit($reason='', $header='') {
1359 $header = $header ? $header : $this->TYPO3_CONF_VARS['FE']['pageUnavailable_handling_statheader'];
1360 $this->pageUnavailableHandler($this->TYPO3_CONF_VARS['FE']['pageUnavailable_handling'], $header, $reason);
1361 exit;
1362 }
1363
1364 /**
1365 * Page-not-found handler for use in frontend plugins from extensions.
1366 *
1367 * @param string Reason text
1368 * @param string HTTP header to send
1369 * @return void Function exits.
1370 */
1371 function pageNotFoundAndExit($reason='', $header='') {
1372 $header = $header ? $header : $this->TYPO3_CONF_VARS['FE']['pageNotFound_handling_statheader'];
1373 $this->pageNotFoundHandler($this->TYPO3_CONF_VARS['FE']['pageNotFound_handling'], $header, $reason);
1374 exit;
1375 }
1376
1377 /**
1378 * Checks whether the pageUnavailableHandler should be used. To be used, pageUnavailable_handling must be set
1379 * and devIPMask must not match the current visitor's IP address.
1380 *
1381 * @return boolean TRUE/FALSE whether the pageUnavailable_handler should be used.
1382 */
1383 function checkPageUnavailableHandler() {
1384 if($this->TYPO3_CONF_VARS['FE']['pageUnavailable_handling'] &&
1385 !t3lib_div::cmpIP(t3lib_div::getIndpEnv('REMOTE_ADDR'), $this->TYPO3_CONF_VARS['SYS']['devIPmask'])) {
1386 $checkPageUnavailableHandler = TRUE;
1387 } else {
1388 $checkPageUnavailableHandler = FALSE;
1389 }
1390
1391 return $checkPageUnavailableHandler;
1392 }
1393
1394 /**
1395 * Page unavailable handler. Acts a wrapper for the pageErrorHandler method.
1396 *
1397 * @param mixed Which type of handling; If a true PHP-boolean or TRUE then a ->t3lib_message_ErrorPageMessage is outputted. If integer an error message with that number is shown. Otherwise the $code value is expected to be a "Location:" header value.
1398 * @param string If set, this is passed directly to the PHP function, header()
1399 * @param string If set, error messages will also mention this as the reason for the page-not-found.
1400 * @return void (The function exits!)
1401 */
1402 function pageUnavailableHandler($code, $header, $reason) {
1403 $this->pageErrorHandler($code, $header, $reason);
1404 }
1405
1406 /**
1407 * Page not found handler. Acts a wrapper for the pageErrorHandler method.
1408 *
1409 * @param mixed Which type of handling; If a true PHP-boolean or TRUE then a ->t3lib_message_ErrorPageMessage is outputted. If integer an error message with that number is shown. Otherwise the $code value is expected to be a "Location:" header value.
1410 * @param string If set, this is passed directly to the PHP function, header()
1411 * @param string If set, error messages will also mention this as the reason for the page-not-found.
1412 * @return void (The function exits!)
1413 */
1414 function pageNotFoundHandler($code, $header='', $reason='') {
1415 $this->pageErrorHandler($code, $header, $reason);
1416 }
1417
1418 /**
1419 * Generic error page handler.
1420 * Exits.
1421 *
1422 * @param mixed Which type of handling; If a true PHP-boolean or TRUE then a ->t3lib_message_ErrorPageMessage is outputted. If integer an error message with that number is shown. Otherwise the $code value is expected to be a "Location:" header value.
1423 * @param string If set, this is passed directly to the PHP function, header()
1424 * @param string If set, error messages will also mention this as the reason for the page-not-found.
1425 * @return void (The function exits!)
1426 */
1427 function pageErrorHandler($code, $header='', $reason='') {
1428
1429 // Issue header in any case:
1430 if ($header) {
1431 $headerArr = preg_split('/\r|\n/',$header,-1,PREG_SPLIT_NO_EMPTY);
1432 foreach ($headerArr as $header) {
1433 header ($header);
1434 }
1435 }
1436
1437 // Create response:
1438 if (gettype($code)=='boolean' || !strcmp($code,1)) { // Simply boolean; Just shows TYPO3 error page with reason:
1439 $title = 'Page Not Found';
1440 $message = 'The page did not exist or was inaccessible.' . ($reason ? ' Reason: ' . htmlspecialchars($reason) : '');
1441 $messagePage = t3lib_div::makeInstance('t3lib_message_ErrorpageMessage', $message, $title);
1442 $messagePage->output();
1443 exit;
1444 } elseif (t3lib_div::isFirstPartOfStr($code,'USER_FUNCTION:')) {
1445 $funcRef = trim(substr($code,14));
1446 $params = array(
1447 'currentUrl' => t3lib_div::getIndpEnv('REQUEST_URI'),
1448 'reasonText' => $reason,
1449 'pageAccessFailureReasons' => $this->getPageAccessFailureReasons()
1450 );
1451 echo t3lib_div::callUserFunction($funcRef,$params,$this);
1452 } elseif (t3lib_div::isFirstPartOfStr($code,'READFILE:')) {
1453 $readFile = t3lib_div::getFileAbsFileName(trim(substr($code,9)));
1454 if (@is_file($readFile)) {
1455 $fileContent = t3lib_div::getUrl($readFile);
1456 $fileContent = str_replace('###CURRENT_URL###', t3lib_div::getIndpEnv('REQUEST_URI'), $fileContent);
1457 $fileContent = str_replace('###REASON###', htmlspecialchars($reason), $fileContent);
1458 echo $fileContent;
1459 } else {
1460 throw new RuntimeException('Configuration Error: 404 page "' . $readFile.'" could not be found.', 1294587214);
1461 }
1462 } elseif (t3lib_div::isFirstPartOfStr($code,'REDIRECT:')) {
1463 t3lib_utility_Http::redirect(substr($code, 9));
1464 } elseif (strlen($code)) {
1465 // Check if URL is relative
1466 $url_parts = parse_url($code);
1467 if ($url_parts['host'] == '') {
1468 $url_parts['host'] = t3lib_div::getIndpEnv('HTTP_HOST');
1469 if ($code{0} === '/') {
1470 $code = t3lib_div::getIndpEnv('TYPO3_REQUEST_HOST') . $code;
1471 } else {
1472 $code = t3lib_div::getIndpEnv('TYPO3_REQUEST_DIR') . $code;
1473 }
1474 $checkBaseTag = FALSE;
1475 } else {
1476 $checkBaseTag = TRUE;
1477 }
1478
1479 // Check recursion
1480 if ($code == t3lib_div::getIndpEnv('TYPO3_REQUEST_URL')) {
1481 if ($reason == '') {
1482 $reason = 'Page cannot be found.';
1483 }
1484 $reason.= LF . LF . 'Additionally, ' . $code . ' was not found while trying to retrieve the error document.';
1485 throw new RuntimeException(nl2br(htmlspecialchars($reason)), 1294587215);
1486 }
1487
1488 // Prepare headers
1489 $headerArr = array(
1490 'User-agent: ' . t3lib_div::getIndpEnv('HTTP_USER_AGENT'),
1491 'Referer: ' . t3lib_div::getIndpEnv('TYPO3_REQUEST_URL')
1492 );
1493 $res = t3lib_div::getUrl($code, 1, $headerArr);
1494
1495 // Header and content are separated by an empty line
1496 list($header, $content) = explode(CRLF . CRLF, $res, 2);
1497 $content.= CRLF;
1498
1499 if (FALSE === $res) {
1500 // Last chance -- redirect
1501 t3lib_utility_Http::redirect($code);
1502 } else {
1503
1504 $forwardHeaders = array( // Forward these response headers to the client
1505 'Content-Type:',
1506 );
1507 $headerArr = preg_split('/\r|\n/',$header,-1,PREG_SPLIT_NO_EMPTY);
1508 foreach ($headerArr as $header) {
1509 foreach ($forwardHeaders as $h) {
1510 if (preg_match('/^'.$h.'/', $header)) {
1511 header ($header);
1512 }
1513 }
1514 }
1515 // Put <base> if necesary
1516 if ($checkBaseTag) {
1517
1518 // If content already has <base> tag, we do not need to do anything
1519 if (FALSE === stristr($content, '<base ')) {
1520
1521 // Generate href for base tag
1522 $base = $url_parts['scheme'] . '://';
1523 if ($url_parts['user'] != '') {
1524 $base.= $url_parts['user'];
1525 if ($url_parts['pass'] != '') {
1526 $base.= ':' . $url_parts['pass'];
1527 }
1528 $base.= '@';
1529 }
1530 $base.= $url_parts['host'];
1531
1532 // Add path portion skipping possible file name
1533 $base.= preg_replace('/(.*\/)[^\/]*/', '${1}', $url_parts['path']);
1534
1535 // Put it into content (generate also <head> if necessary)
1536 $replacement = LF . '<base href="' . htmlentities($base) . '" />' . LF;
1537 if (stristr($content, '<head>')) {
1538 $content = preg_replace('/(<head>)/i', '\1' . $replacement, $content);
1539 } else {
1540 $content = preg_replace('/(<html[^>]*>)/i', '\1<head>' . $replacement . '</head>', $content);
1541 }
1542 }
1543 }
1544 echo $content; // Output the content
1545 }
1546 } else {
1547 $title = 'Page Not Found';
1548 $message = ($reason ? 'Reason: ' . htmlspecialchars($reason) : 'Page cannot be found.');
1549 $messagePage = t3lib_div::makeInstance('t3lib_message_ErrorpageMessage', $message, $title);
1550 $messagePage->output();
1551 }
1552 exit();
1553 }
1554
1555 /**
1556 * Fetches the integer page id for a page alias.
1557 * 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 $this->id
1558 *
1559 * @return void
1560 * @access private
1561 */
1562 function checkAndSetAlias() {
1563 if ($this->id && !t3lib_utility_Math::canBeInterpretedAsInteger($this->id)) {
1564 $aid = $this->sys_page->getPageIdFromAlias($this->id);
1565 if ($aid) {
1566 $this->id = $aid;
1567 } else {
1568 $this->pageNotFound = 4;
1569 }
1570 }
1571 }
1572
1573 /**
1574 * 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 $_GET
1575 * If values for ->cHash, ->no_cache, ->jumpurl and ->MP is found, they are also loaded into the internal vars of this class.
1576 *
1577 * @param string String to analyze
1578 * @return void
1579 * @access private
1580 * @deprecated since TYPO3 4.3, will be removed in TYPO3 4.5, please use the "simulatestatic" sysext directly
1581 * @todo Deprecated but still used in the Core!
1582 */
1583 function idPartsAnalyze($str) {
1584 $GET_VARS = '';
1585 switch(substr($str,0,2)) {
1586 case 'B6':
1587 $addParams = base64_decode(str_replace('_','=',str_replace('-','/',substr($str,2))));
1588 parse_str($addParams,$GET_VARS);
1589 break;
1590 case 'M5':
1591 $res = $GLOBALS['TYPO3_DB']->exec_SELECTquery('params', 'cache_md5params', 'md5hash='.$GLOBALS['TYPO3_DB']->fullQuoteStr(substr($str,2), 'cache_md5params'));
1592 $row = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($res);
1593
1594 $this->updateMD5paramsRecord(substr($str,2));
1595 parse_str($row['params'],$GET_VARS);
1596 break;
1597 }
1598
1599 $this->mergingWithGetVars($GET_VARS);
1600 }
1601
1602 /**
1603 * Merging values into the global $_GET
1604 *
1605 * @param array Array of key/value pairs that will be merged into the current GET-vars. (Non-escaped values)
1606 * @return void
1607 */
1608 function mergingWithGetVars($GET_VARS) {
1609 if (is_array($GET_VARS)) {
1610 $realGet = t3lib_div::_GET(); // Getting $_GET var, unescaped.
1611 if (!is_array($realGet)) $realGet = array();
1612
1613 // Merge new values on top:
1614 $realGet = t3lib_div::array_merge_recursive_overrule($realGet,$GET_VARS);
1615
1616 // Write values back to $_GET:
1617 t3lib_div::_GETset($realGet);
1618
1619 // Setting these specifically (like in the init-function):
1620 if (isset($GET_VARS['type'])) $this->type = intval($GET_VARS['type']);
1621 if (isset($GET_VARS['cHash'])) $this->cHash = $GET_VARS['cHash'];
1622 if (isset($GET_VARS['jumpurl'])) $this->jumpurl = $GET_VARS['jumpurl'];
1623 if (isset($GET_VARS['MP'])) $this->MP = $this->TYPO3_CONF_VARS['FE']['enable_mount_pids'] ? $GET_VARS['MP'] : '';
1624
1625 if (isset($GET_VARS['no_cache']) && $GET_VARS['no_cache']) $this->set_no_cache();
1626 }
1627 }
1628
1629 /**
1630 * Looking for a ADMCMD_prev code, looks it up if found and returns configuration data.
1631 * 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.
1632 * 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 it's useful for sending in an email to someone without backend account.
1633 * 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.
1634 *
1635 * @return array Preview configuration array from sys_preview record.
1636 * @see t3lib_BEfunc::compilePreviewKeyword()
1637 * @deprecated since TYPO3 4.6, should be removed in TYPO3 4.8, this is now in Tx_Version
1638 */
1639 function ADMCMD_preview() {
1640 t3lib_div::logDeprecatedFunction();
1641 $inputCode = t3lib_div::_GP('ADMCMD_prev');
1642
1643 // If no inputcode and a cookie is set, load input code from cookie:
1644 if (!$inputCode && $_COOKIE['ADMCMD_prev']) {
1645 $inputCode = $_COOKIE['ADMCMD_prev'];
1646 }
1647
1648 // If inputcode now, look up the settings:
1649 if ($inputCode) {
1650
1651 if ($inputCode=='LOGOUT') { // "log out":
1652 SetCookie('ADMCMD_prev', '', 0, t3lib_div::getIndpEnv('TYPO3_SITE_PATH'));
1653 if ($this->TYPO3_CONF_VARS['FE']['workspacePreviewLogoutTemplate']) {
1654 if (@is_file(PATH_site.$this->TYPO3_CONF_VARS['FE']['workspacePreviewLogoutTemplate'])) {
1655 $message = t3lib_div::getUrl(PATH_site.$this->TYPO3_CONF_VARS['FE']['workspacePreviewLogoutTemplate']);
1656 } else {
1657 $message = '<strong>ERROR!</strong><br>Template File "'.$this->TYPO3_CONF_VARS['FE']['workspacePreviewLogoutTemplate'].'" configured with $TYPO3_CONF_VARS["FE"]["workspacePreviewLogoutTemplate"] not found. Please contact webmaster about this problem.';
1658 }
1659 } else {
1660 $message = 'You logged out from Workspace preview mode. Click this link to <a href="%1$s">go back to the website</a>';
1661 }
1662
1663 $returnUrl = t3lib_div::sanitizeLocalUrl(t3lib_div::_GET('returnUrl'));
1664 die(sprintf($message,
1665 htmlspecialchars(preg_replace('/\&?ADMCMD_prev=[[:alnum:]]+/', '', $returnUrl))
1666 ));
1667 }
1668
1669 // Look for keyword configuration record:
1670 $previewData = $GLOBALS['TYPO3_DB']->exec_SELECTgetSingleRow(
1671 '*',
1672 'sys_preview',
1673 'keyword='.$GLOBALS['TYPO3_DB']->fullQuoteStr($inputCode, 'sys_preview').
1674 ' AND endtime>' . $GLOBALS['EXEC_TIME']
1675 );
1676
1677 // Get: Backend login status, Frontend login status
1678 // - Make sure to remove fe/be cookies (temporarily); BE already done in ADMCMD_preview_postInit()
1679 if (is_array($previewData)) {
1680 if (!count(t3lib_div::_POST())) {
1681 // Unserialize configuration:
1682 $previewConfig = unserialize($previewData['config']);
1683
1684 if ($previewConfig['fullWorkspace']) { // For full workspace preview we only ADD a get variable to set the preview of the workspace - so all other Get vars are accepted. Hope this is not a security problem. Still posting is not allowed and even if a backend user get initialized it shouldn't lead to situations where users can use those credentials.
1685
1686 // Set the workspace preview value:
1687 t3lib_div::_GETset($previewConfig['fullWorkspace'],'ADMCMD_previewWS');
1688
1689 // If ADMCMD_prev is set the $inputCode value cannot come from a cookie and we set that cookie here. Next time it will be found from the cookie if ADMCMD_prev is not set again...
1690 if (t3lib_div::_GP('ADMCMD_prev')) {
1691 SetCookie('ADMCMD_prev', t3lib_div::_GP('ADMCMD_prev'), 0, t3lib_div::getIndpEnv('TYPO3_SITE_PATH')); // Lifetime is 1 hour, does it matter much? Requires the user to click the link from their email again if it expires.
1692 }
1693 return $previewConfig;
1694 } elseif (t3lib_div::getIndpEnv('TYPO3_SITE_URL').'index.php?ADMCMD_prev='.$inputCode === t3lib_div::getIndpEnv('TYPO3_REQUEST_URL')) {
1695
1696 // Set GET variables:
1697 $GET_VARS = '';
1698 parse_str($previewConfig['getVars'], $GET_VARS);
1699 t3lib_div::_GETset($GET_VARS);
1700
1701 // Return preview keyword configuration:
1702 return $previewConfig;
1703 } else throw new Exception(htmlspecialchars('Request URL did not match "' . t3lib_div::getIndpEnv('TYPO3_SITE_URL') . 'index.php?ADMCMD_prev=' . $inputCode . '"', 1294585190)); // This check is to prevent people from setting additional GET vars via realurl or other URL path based ways of passing parameters.
1704 } else throw new Exception('POST requests are incompatible with keyword preview.', 1294585191);
1705 } else throw new Exception('ADMCMD command could not be executed! (No keyword configuration found)', 1294585192);
1706 }
1707 }
1708
1709 /**
1710 * Configuration after initialization of TSFE object.
1711 * Basically this unsets the BE cookie if any and forces the BE user set according to the preview configuration.
1712 *
1713 * @param array Preview configuration, see ADMCMD_preview()
1714 * @return void
1715 * @see ADMCMD_preview(), index_ts.php
1716 * @deprecated since TYPO3 4.6, should be removed in TYPO3 4.8, this is now in Tx_Version
1717 */
1718 function ADMCMD_preview_postInit(array $previewConfig){
1719 // Clear cookies:
1720 unset($_COOKIE[t3lib_beUserAuth::getCookieName()]);
1721 $this->ADMCMD_preview_BEUSER_uid = $previewConfig['BEUSER_uid'];
1722 }
1723
1724
1725
1726
1727
1728
1729
1730
1731
1732
1733 /********************************************
1734 *
1735 * Template and caching related functions.
1736 *
1737 *******************************************/
1738
1739 /**
1740 * Calculates a hash string based on additional parameters in the url.
1741 *
1742 * Calculated hash is stored in $this->cHash_array.
1743 * This is used to cache pages with more parameters than just id and type.
1744 *
1745 * @return void
1746 * @see reqCHash()
1747 */
1748 function makeCacheHash() {
1749 // No need to test anything if caching was already disabled.
1750 if ($this->no_cache && !$this->TYPO3_CONF_VARS['FE']['pageNotFoundOnCHashError']) {
1751 return;
1752 }
1753
1754 $GET = t3lib_div::_GET();
1755 if ($this->cHash && is_array($GET)) {
1756 $this->cHash_array = $this->cacheHash->getRelevantParameters(t3lib_div::implodeArrayForUrl('', $GET));
1757 $cHash_calc = $this->cacheHash->calculateCacheHash($this->cHash_array);
1758
1759 if ($cHash_calc!=$this->cHash) {
1760 if ($this->TYPO3_CONF_VARS['FE']['pageNotFoundOnCHashError']) {
1761 $this->pageNotFoundAndExit('Request parameters could not be validated (&cHash comparison failed)');
1762 } else {
1763 $this->disableCache();
1764 $GLOBALS['TT']->setTSlogMessage('The incoming cHash "'.$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);
1765 }
1766 }
1767 } elseif (is_array($GET)) {
1768 // no cHash is set, check if that is correct
1769 if ($this->cacheHash->doParametersRequireCacheHash(t3lib_div::implodeArrayForUrl('', $GET))) {
1770 $this->reqCHash();
1771 }
1772 }
1773 }
1774
1775 /**
1776 * Will disable caching if the cHash value was not set.
1777 * This function should be called to check the _existence_ of "&cHash" whenever a plugin generating cachable output is using extra GET variables. If there _is_ a cHash value the validation of it automatically takes place in makeCacheHash() (see above)
1778 *
1779 * @return void
1780 * @see makeCacheHash(), tslib_pibase::pi_cHashCheck()
1781 */
1782 function reqCHash() {
1783 if (!$this->cHash) {
1784 if ($this->TYPO3_CONF_VARS['FE']['pageNotFoundOnCHashError']) {
1785 if ($this->tempContent) { $this->clearPageCacheContent(); }
1786 $this->pageNotFoundAndExit('Request parameters could not be validated (&cHash empty)');
1787 } else {
1788 $this->disableCache();
1789 $GLOBALS['TT']->setTSlogMessage('TSFE->reqCHash(): No &cHash parameter was sent for GET vars though required so caching is disabled',2);
1790 }
1791 }
1792 }
1793
1794 /**
1795 * Splits the input query-parameters into an array with certain parameters filtered out.
1796 * Used to create the cHash value
1797 *
1798 * @param string Query-parameters: "&xxx=yyy&zzz=uuu"
1799 * @return array Array with key/value pairs of query-parameters WITHOUT a certain list of variable names (like id, type, no_cache etc) and WITH a variable, encryptionKey, specific for this server/installation
1800 * @access private
1801 * @see makeCacheHash(), tslib_cObj::typoLink()
1802 * @deprecated since TYPO3 4.7 - will be removed in TYPO3 4.9 - use t3lib_cacheHash instead
1803 * @obsolete
1804 */
1805 function cHashParams($addQueryParams) {
1806 t3lib_div::logDeprecatedFunction();
1807 return $this->cacheHash->calculateCacheHash($addQueryParams);
1808 }
1809
1810 /**
1811 * Initialize the TypoScript template parser
1812 *
1813 * @return void
1814 */
1815 function initTemplate() {
1816 $this->tmpl = t3lib_div::makeInstance('t3lib_TStemplate');
1817 $this->tmpl->init();
1818 $this->tmpl->tt_track= $this->beUserLogin ? 1 : 0;
1819 }
1820
1821 /**
1822 * See if page is in cache and get it if so
1823 * Stores the page content in $this->content if something is found.
1824 *
1825 * @return void
1826 */
1827 function getFromCache() {
1828 if (!$this->no_cache) {
1829 $cc = $this->tmpl->getCurrentPageData();
1830
1831 if (!is_array($cc)) {
1832 $key = $this->id.'::'.$this->MP;
1833 $isLocked = $this->acquirePageGenerationLock($this->pagesection_lockObj, $key); // Returns TRUE if the lock is active now
1834
1835 if (!$isLocked) {
1836 // Lock is no longer active, the data in "cache_pagesection" is now ready
1837 $cc = $this->tmpl->getCurrentPageData();
1838 if (is_array($cc)) {
1839 $this->releasePageGenerationLock($this->pagesection_lockObj); // Release the lock
1840 }
1841 }
1842 }
1843
1844 if (is_array($cc)) {
1845 // BE CAREFUL 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.
1846 // If this hash is not the same in here in this section and after page-generation, then the page will not be properly cached!
1847 $cc = $this->tmpl->matching($cc); // This array is an identification of the template. If $this->all is empty it's because the template-data is not cached, which it must be.
1848 ksort($cc);
1849
1850 $this->all = $cc;
1851 }
1852 unset($cc);
1853 }
1854
1855 $this->content = ''; // clearing the content-variable, which will hold the pagecontent
1856 unset($this->config); // Unsetting the lowlevel config
1857 $this->cacheContentFlag = 0;
1858
1859 // Look for page in cache only if caching is not disabled and if a shift-reload is not sent to the server.
1860 if (!$this->no_cache && !$this->headerNoCache()) {
1861 $lockHash = $this->getLockHash();
1862
1863 if ($this->all) {
1864 $this->newHash = $this->getHash();
1865
1866 $GLOBALS['TT']->push('Cache Row','');
1867 $row = $this->getFromCache_queryRow();
1868
1869 if (!is_array($row)) {
1870 $isLocked = $this->acquirePageGenerationLock($this->pages_lockObj, $lockHash);
1871
1872 if (!$isLocked) {
1873 // Lock is no longer active, the data in "cache_pages" is now ready
1874 $row = $this->getFromCache_queryRow();
1875 if (is_array($row)) {
1876 $this->releasePageGenerationLock($this->pages_lockObj); // Release the lock
1877 }
1878 }
1879 }
1880
1881 if (is_array($row)) {
1882 // Release this lock
1883 $this->releasePageGenerationLock($this->pages_lockObj);
1884
1885 // Call hook when a page is retrieved from cache:
1886 if (is_array($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['pageLoadedFromCache'])) {
1887 $_params = array('pObj' => &$this, 'cache_pages_row' => &$row);
1888 foreach($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['pageLoadedFromCache'] as $_funcRef) {
1889 t3lib_div::callUserFunction($_funcRef,$_params,$this);
1890 }
1891 }
1892
1893 $this->config = (array)unserialize($row['cache_data']); // Fetches the lowlevel config stored with the cached data
1894 $this->content = $row['content']; // Getting the content
1895 $this->tempContent = $row['temp_content']; // Flag for temp content
1896 $this->cacheContentFlag = 1; // Setting flag, so we know, that some cached content has been loaded
1897 $this->cacheExpires = $row['expires'];
1898
1899 if ($this->TYPO3_CONF_VARS['FE']['debug'] || (isset($this->config['config']['debug']) && $this->config['config']['debug'])) {
1900 $dateFormat = $GLOBALS['TYPO3_CONF_VARS']['SYS']['ddmmyy'];
1901 $timeFormat = $GLOBALS['TYPO3_CONF_VARS']['SYS']['hhmm'];
1902
1903 $this->content.= LF.'<!-- Cached page generated '.date($dateFormat.' '.$timeFormat, $row['tstamp']).'. Expires '.Date($dateFormat.' '.$timeFormat, $row['expires']).' -->';
1904 }
1905 }
1906 $GLOBALS['TT']->pull();
1907
1908 } else {
1909 $this->acquirePageGenerationLock($this->pages_lockObj, $lockHash);
1910 }
1911 }
1912 }
1913
1914 /**
1915 * Returning the cached version of page with hash = newHash
1916 *
1917 * @return array Cached row, if any. Otherwise void.
1918 */
1919 function getFromCache_queryRow() {
1920 $GLOBALS['TT']->push('Cache Query', '');
1921 $row = $this->pageCache->get($this->newHash);
1922 $GLOBALS['TT']->pull();
1923 return $row;
1924 }
1925
1926 /**
1927 * Detecting if shift-reload has been clicked
1928 * Will not be called if re-generation of page happens by other reasons (for instance that the page is not in cache yet!)
1929 * Also, a backend user MUST be logged in for the shift-reload to be detected due to DoS-attack-security reasons.
1930 *
1931 * @return boolean If shift-reload in client browser has been clicked, disable getting cached page (and regenerate it).
1932 */
1933 function headerNoCache() {
1934 $disableAcquireCacheData = FALSE;
1935
1936 if ($this->beUserLogin) {
1937 if (strtolower($_SERVER['HTTP_CACHE_CONTROL'])==='no-cache' || strtolower($_SERVER['HTTP_PRAGMA'])==='no-cache') {
1938 $disableAcquireCacheData = TRUE;
1939 }
1940 }
1941
1942 // Call hook for possible by-pass of requiring of page cache (for recaching purpose)
1943 if (is_array($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['headerNoCache'])) {
1944 $_params = array('pObj' => &$this, 'disableAcquireCacheData' => &$disableAcquireCacheData);
1945 foreach($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['headerNoCache'] as $_funcRef) {
1946 t3lib_div::callUserFunction($_funcRef,$_params,$this);
1947 }
1948 }
1949
1950 return $disableAcquireCacheData;
1951 }
1952
1953 /**
1954 * Calculates the cache-hash
1955 * This hash is unique to the template, the variables ->id, ->type, ->gr_list (list of groups), ->MP (Mount Points) and cHash array
1956 * Used to get and later store the cached data.
1957 *
1958 * @return string MD5 hash of $this->hash_base which is a serialized version of there variables.
1959 * @access private
1960 * @see getFromCache(), getLockHash()
1961 */
1962 function getHash() {
1963 $this->hash_base = $this->createHashBase(FALSE);
1964 return md5($this->hash_base);
1965 }
1966
1967 /**
1968 * Calculates the lock-hash
1969 * This hash is unique to the above hash, except that it doesn't contain the template information in $this->all.
1970 *
1971 * @return string MD5 hash
1972 * @access private
1973 * @see getFromCache(), getHash()
1974 */
1975 function getLockHash() {
1976 $lockHash = $this->createHashBase(TRUE);
1977 return md5($lockHash);
1978 }
1979
1980
1981 /**
1982 * Calculates the cache-hash (or the lock-hash)
1983 * This hash is unique to the template,
1984 * the variables ->id, ->type, ->gr_list (list of groups),
1985 * ->MP (Mount Points) and cHash array
1986 * Used to get and later store the cached data.
1987 *
1988 * @param boolean $createLockHashBase whether to create the lock hash, which doesn't contain the "this->all" (the template information)
1989 * @return string the serialized hash base
1990 */
1991 protected function createHashBase($createLockHashBase = FALSE) {
1992 $hashParameters = array(
1993 'id' => intval($this->id),
1994 'type' => intval($this->type),
1995 'gr_list' => (string) $this->gr_list,
1996 'MP' => (string) $this->MP,
1997 'cHash' => $this->cHash_array,
1998 'domainStartPage' => $this->domainStartPage
1999 );
2000
2001 // include the template information if we shouldn't create a lock hash
2002 if (!$createLockHashBase) {
2003 $hashParameters['all'] = $this->all;
2004 }
2005
2006 // Call hook to influence the hash calculation
2007 if (is_array($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['createHashBase'])) {
2008 $_params = array(
2009 'hashParameters' => &$hashParameters,
2010 'createLockHashBase' => $createLockHashBase
2011 );
2012 foreach ($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['createHashBase'] as $_funcRef) {
2013 t3lib_div::callUserFunction($_funcRef, $_params, $this);
2014 }
2015 }
2016
2017 return serialize($hashParameters);
2018 }
2019
2020 /**
2021 * Checks if config-array exists already but if not, gets it
2022 *
2023 * @return void
2024 */
2025 function getConfigArray() {
2026 $setStatPageName = FALSE;
2027
2028 if (!is_array($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
2029 $GLOBALS['TT']->push('Parse template','');
2030
2031 // Force parsing, if set?:
2032 $this->tmpl->forceTemplateParsing = $this->forceTemplateParsing;
2033
2034 // Start parsing the TS template. Might return cached version.
2035 $this->tmpl->start($this->rootLine);
2036 $GLOBALS['TT']->pull();
2037
2038 if ($this->tmpl->loaded) {
2039 $GLOBALS['TT']->push('Setting the config-array','');
2040 $this->sPre = $this->tmpl->setup['types.'][$this->type]; // toplevel - objArrayName
2041 $this->pSetup = $this->tmpl->setup[$this->sPre.'.'];
2042
2043 if (!is_array($this->pSetup)) {
2044 $message = 'The page is not configured! [type='.$this->type.']['.$this->sPre.'].';
2045 if ($this->checkPageUnavailableHandler()) {
2046 $this->pageUnavailableAndExit($message);
2047 } else {
2048 $explanation = 'This means that there is no TypoScript object of type PAGE with typeNum=' .
2049 $this->type . ' configured.';
2050 t3lib_div::sysLog($message, 'cms', t3lib_div::SYSLOG_SEVERITY_ERROR);
2051 throw new t3lib_error_http_ServiceUnavailableException($message . ' ' . $explanation, 1294587217);
2052 }
2053 } else {
2054 $this->config['config'] = array();
2055
2056 // Filling the config-array, first with the main "config." part
2057 if (is_array($this->tmpl->setup['config.'])) {
2058 $this->config['config'] = $this->tmpl->setup['config.'];
2059 }
2060 // override it with the page/type-specific "config."
2061 if (is_array($this->pSetup['config.'])) {
2062 $this->config['config'] = t3lib_div::array_merge_recursive_overrule($this->config['config'], $this->pSetup['config.']);
2063 }
2064
2065 if ($this->config['config']['typolinkEnableLinksAcrossDomains']) {
2066 $this->config['config']['typolinkCheckRootline'] = TRUE;
2067 }
2068
2069 // Set default values for removeDefaultJS, inlineStyle2TempFile and minifyJS so CSS and JS are externalized/minified if compatversion is higher than 4.0
2070 if (t3lib_div::compat_version('4.0')) {
2071 if (!isset($this->config['config']['removeDefaultJS'])) {
2072 $this->config['config']['removeDefaultJS'] = 'external';
2073 }
2074 if (!isset($this->config['config']['inlineStyle2TempFile'])) {
2075 $this->config['config']['inlineStyle2TempFile'] = 1;
2076 }
2077 if (isset($this->config['config']['minifyJS'])) {
2078 $this->logDeprecatedTyposcript('config.minifyJS = 1', 'It will be removed in TYPO3 4.8. Use config.compressJs instead.');
2079 if (!isset($this->config['config']['compressJs'])) {
2080 $this->config['config']['compressJs'] = $this->config['config']['minifyJS'];
2081 }
2082 }
2083 }
2084
2085 if (!isset($this->config['config']['compressJs'])) {
2086 $this->config['config']['compressJs'] = 0;
2087 }
2088
2089 // Processing for the config_array:
2090 $this->config['rootLine'] = $this->tmpl->rootLine;
2091 $this->config['mainScript'] = trim($this->config['config']['mainScript']) ? trim($this->config['config']['mainScript']) : 'index.php';
2092
2093 // Initialize statistics handling: Check filename and permissions
2094 $setStatPageName = $this->statistics_init();
2095
2096 $this->config['FEData'] = $this->tmpl->setup['FEData'];
2097 $this->config['FEData.'] = $this->tmpl->setup['FEData.'];
2098
2099 // class for render Header and Footer parts
2100 $template = '';
2101 if ($this->pSetup['pageHeaderFooterTemplateFile']) {
2102 $file = $this->tmpl->getFileName($this->pSetup['pageHeaderFooterTemplateFile']);
2103 if ($file) {
2104 $this->setTemplateFile($file);
2105 }
2106 }
2107
2108 }
2109 $GLOBALS['TT']->pull();
2110 } else {
2111 if ($this->checkPageUnavailableHandler()) {
2112 $this->pageUnavailableAndExit('No TypoScript template found!');
2113 } else {
2114 $message = 'No TypoScript template found!';
2115 t3lib_div::sysLog($message, 'cms', t3lib_div::SYSLOG_SEVERITY_ERROR);
2116 throw new t3lib_error_http_ServiceUnavailableException($message, 1294587218);
2117 }
2118 }
2119 }
2120
2121 // Initialize charset settings etc.
2122 $this->initLLvars();
2123
2124 // We want nice names, so we need to handle the charset
2125 if ($setStatPageName) {
2126 $this->statistics_init_pagename();
2127 }
2128
2129 // No cache
2130 if ($this->config['config']['no_cache']) { $this->set_no_cache(); } // Set $this->no_cache TRUE if the config.no_cache value is set!
2131
2132 // merge GET with defaultGetVars
2133 if (!empty($this->config['config']['defaultGetVars.'])) {
2134 $modifiedGetVars = t3lib_div::array_merge_recursive_overrule(
2135 t3lib_div::removeDotsFromTS($this->config['config']['defaultGetVars.']),
2136 t3lib_div::_GET()
2137 );
2138
2139 t3lib_div::_GETset($modifiedGetVars);
2140 }
2141
2142 // Hook for postProcessing the configuration array
2143 if (is_array($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['configArrayPostProc'])) {
2144 $params = array('config' => &$this->config['config']);
2145 foreach ($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['configArrayPostProc'] as $funcRef) {
2146 t3lib_div::callUserFunction($funcRef, $params, $this);
2147 }
2148 }
2149 }
2150
2151
2152
2153
2154
2155
2156
2157
2158
2159
2160
2161
2162
2163
2164 /********************************************
2165 *
2166 * Further initialization and data processing
2167 * (jumpurl/submission of forms)
2168 *
2169 *******************************************/
2170
2171 /**
2172 * Get the compressed $GLOBALS['TCA'] array for use in the front-end
2173 * A compressed $GLOBALS['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.
2174 * Operates on the global variable, $TCA
2175 *
2176 * @return void
2177 * @see includeTCA()
2178 */
2179 function getCompressedTCarray() {
2180 $GLOBALS['TT']->push('Get Compressed TC array');
2181 if (!$this->TCAloaded) {
2182 // Create hash string for storage / retrieval of cached content:
2183 $tempHash = md5('tables.php:'.
2184 filemtime(TYPO3_extTableDef_script ? PATH_typo3conf.TYPO3_extTableDef_script : PATH_t3lib.'stddb/tables.php').
2185 (TYPO3_extTableDef_script?filemtime(PATH_typo3conf.TYPO3_extTableDef_script):'').
2186 ($GLOBALS['TYPO3_LOADED_EXT']['_CACHEFILE'] ? filemtime(PATH_typo3conf.$GLOBALS['TYPO3_LOADED_EXT']['_CACHEFILE'].'_ext_tables.php') : '')
2187 );
2188
2189 if ($this->TYPO3_CONF_VARS['EXT']['extCache'] != 0) {
2190 // Try to fetch if cache is enabled
2191 list($GLOBALS['TCA'], $this->TCAcachedExtras) = unserialize($this->sys_page->getHash($tempHash));
2192 }
2193
2194 // If no result, create it:
2195 if (!is_array($GLOBALS['TCA'])) {
2196 $this->includeTCA(0);
2197 $newTc = Array();
2198 $this->TCAcachedExtras = array(); // Collects other information
2199
2200 foreach($GLOBALS['TCA'] as $key => $val) {
2201 $newTc[$key]['ctrl'] = $val['ctrl'];
2202 $newTc[$key]['feInterface'] = $val['feInterface'];
2203
2204 // Collect information about localization exclusion of fields:
2205 t3lib_div::loadTCA($key);
2206 if (is_array($GLOBALS['TCA'][$key]['columns'])) {
2207 $this->TCAcachedExtras[$key]['l10n_mode'] = array();
2208 foreach($GLOBALS['TCA'][$key]['columns'] as $fN => $fV) {
2209 if ($fV['l10n_mode']) {
2210 $this->TCAcachedExtras[$key]['l10n_mode'][$fN] = $fV['l10n_mode'];
2211 }
2212 }
2213 }
2214 }
2215
2216 $GLOBALS['TCA'] = $newTc;
2217 // Store it in cache if cache is enabled
2218 if ($this->TYPO3_CONF_VARS['EXT']['extCache'] != 0) {
2219 $this->sys_page->storeHash($tempHash, serialize(array($newTc,$this->TCAcachedExtras)), 'SHORT_TC');
2220 }
2221 }
2222 }
2223 $GLOBALS['TT']->pull();
2224 }
2225
2226 /**
2227 * Includes TCA definitions from loaded extensions (ext_table.php files).
2228 * Normally in the frontend only a part of the global $TCA array is loaded,
2229 * namely the "ctrl" part. Thus it doesn't take up too much memory. To load
2230 * full TCA for the table, use t3lib_div::loadTCA($tableName) after calling
2231 * this function.
2232 *
2233 * @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 $this->TCAloaded after inclusion and therefore if its FALSE, another inclusion will be possible on the next call. See ->getCompressedTCarray())
2234 * @return void
2235 * @see getCompressedTCarray()
2236 */
2237 function includeTCA($TCAloaded = 1) {
2238 // do not remove this global declaration - it's used inside the ext_tables.php files
2239 global $TCA;
2240 if (!$this->TCAloaded) {
2241 $GLOBALS['TCA'] = array();
2242 include (TYPO3_tables_script ? PATH_typo3conf.TYPO3_tables_script : PATH_t3lib.'stddb/tables.php');
2243 // Extension additions
2244 if ($GLOBALS['TYPO3_LOADED_EXT']['_CACHEFILE'] && file_exists(PATH_typo3conf . $GLOBALS['TYPO3_LOADED_EXT']['_CACHEFILE'] . '_ext_tables.php')) {
2245 include(PATH_typo3conf.$GLOBALS['TYPO3_LOADED_EXT']['_CACHEFILE'].'_ext_tables.php');
2246 } else {
2247 include(PATH_t3lib.'stddb/load_ext_tables.php');
2248 }
2249 // ext-script
2250 if (TYPO3_extTableDef_script) {
2251 include (PATH_typo3conf.TYPO3_extTableDef_script);
2252 }
2253
2254 $this->TCAloaded = $TCAloaded;
2255
2256 // Hook for postprocessing values set in extTables.php
2257 if (is_array($GLOBALS['TYPO3_CONF_VARS']['SC_OPTIONS']['GLOBAL']['extTablesInclusion-PostProcessing'])) {
2258 foreach ($GLOBALS['TYPO3_CONF_VARS']['SC_OPTIONS']['GLOBAL']['extTablesInclusion-PostProcessing'] AS $_classRef) {
2259 $hookObject = t3lib_div::getUserObj($_classRef);
2260 if (!$hookObject instanceof t3lib_extTables_PostProcessingHook) {
2261 throw new UnexpectedValueException('$hookObject must implement interface t3lib_extTables_PostProcessingHook', 1320585902);
2262 }
2263 $hookObject->processData();
2264 }
2265 }
2266 }
2267 }
2268
2269 /**
2270 * Setting the language key that will be used by the current page.
2271 * In this function it should be checked, 1) that this language exists, 2) that a page_overlay_record exists, .. and if not the default language, 0 (zero), should be set.
2272 *
2273 * @return void
2274 * @access private
2275 */
2276 function settingLanguage() {
2277
2278 if (is_array($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['settingLanguage_preProcess'])) {
2279 $_params = array();
2280 foreach ($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['settingLanguage_preProcess'] as $_funcRef) {
2281 t3lib_div::callUserFunction($_funcRef, $_params, $this);
2282 }
2283 }
2284
2285 // Get values from TypoScript:
2286 $this->sys_language_uid = $this->sys_language_content = intval($this->config['config']['sys_language_uid']);
2287 list($this->sys_language_mode,$sys_language_content) = t3lib_div::trimExplode(';', $this->config['config']['sys_language_mode']);
2288 $this->sys_language_contentOL = $this->config['config']['sys_language_overlay'];
2289
2290 // If sys_language_uid is set to another language than default:
2291 if ($this->sys_language_uid>0) {
2292
2293 // check whether a shortcut is overwritten by a translated page
2294 // we can only do this now, as this is the place where we get
2295 // to know about translations
2296 $this->checkTranslatedShortcut();
2297
2298 // Request the overlay record for the sys_language_uid:
2299 $olRec = $this->sys_page->getPageOverlay($this->id, $this->sys_language_uid);
2300 if (!count($olRec)) {
2301
2302 // If no OL record exists and a foreign language is asked for...
2303 if ($this->sys_language_uid) {
2304
2305 // If requested translation is not available:
2306 if (t3lib_div::hideIfNotTranslated($this->page['l18n_cfg'])) {
2307 $this->pageNotFoundAndExit('Page is not available in the requested language.');
2308 } else {
2309 switch((string)$this->sys_language_mode) {
2310 case 'strict':
2311 $this->pageNotFoundAndExit('Page is not available in the requested language (strict).');
2312 break;
2313 case 'content_fallback':
2314 $fallBackOrder = t3lib_div::intExplode(',', $sys_language_content);
2315 foreach($fallBackOrder as $orderValue) {
2316 if (!strcmp($orderValue,'0') || count($this->sys_page->getPageOverlay($this->id, $orderValue))) {
2317 $this->sys_language_content = $orderValue; // Setting content uid (but leaving the sys_language_uid)
2318 break;
2319 }
2320 }
2321 break;
2322 case 'ignore':
2323 $this->sys_language_content = $this->sys_language_uid;
2324 break;
2325 default:
2326 // Default is that everything defaults to the default language...
2327 $this->sys_language_uid = $this->sys_language_content = 0;
2328 break;
2329 }
2330 }
2331 }
2332 } else {
2333 // Setting sys_language if an overlay record was found (which it is only if a language is used)
2334 $this->page = $this->sys_page->getPageOverlay($this->page, $this->sys_language_uid);
2335 }
2336 }
2337
2338 // Setting sys_language_uid inside sys-page:
2339 $this->sys_page->sys_language_uid = $this->sys_language_uid;
2340
2341 // If default translation is not available:
2342 if ((!$this->sys_language_uid || !$this->sys_language_content) && $this->page['l18n_cfg']&1) {
2343 $message = 'Page is not available in default language.';
2344 t3lib_div::sysLog($message, 'cms', t3lib_div::SYSLOG_SEVERITY_ERROR);
2345 $this->pageNotFoundAndExit($message);
2346 }
2347
2348 // Updating content of the two rootLines IF the language key is set!
2349 if ($this->sys_language_uid && is_array($this->tmpl->rootLine)) {
2350 foreach ($this->tmpl->rootLine as $rLk => $value) {
2351 $this->tmpl->rootLine[$rLk] = $this->sys_page->getPageOverlay($this->tmpl->rootLine[$rLk]);
2352 }
2353 }
2354 if ($this->sys_language_uid && is_array($this->rootLine)) {
2355 foreach ($this->rootLine as $rLk => $value) {
2356 $this->rootLine[$rLk] = $this->sys_page->getPageOverlay($this->rootLine[$rLk]);
2357 }
2358 }
2359
2360 // Finding the ISO code:
2361 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"
2362 $sys_language_row = $this->sys_page->getRawRecord('sys_language',$this->sys_language_content,'static_lang_isocode');
2363 if (is_array($sys_language_row) && $sys_language_row['static_lang_isocode']) {
2364 $stLrow = $this->sys_page->getRawRecord('static_languages',$sys_language_row['static_lang_isocode'],'lg_iso_2');
2365 $this->sys_language_isocode = $stLrow['lg_iso_2'];
2366 }
2367 }
2368
2369 // Setting softMergeIfNotBlank:
2370 $table_fields = t3lib_div::trimExplode(',', $this->config['config']['sys_language_softMergeIfNotBlank'],1);
2371 foreach($table_fields as $TF) {
2372 list($tN,$fN) = explode(':',$TF);
2373 $this->TCAcachedExtras[$tN]['l10n_mode'][$fN] = 'mergeIfNotBlank';
2374 }
2375
2376 // Setting softExclude:
2377 $table_fields = t3lib_div::trimExplode(',', $this->config['config']['sys_language_softExclude'],1);
2378 foreach($table_fields as $TF) {
2379 list($tN,$fN) = explode(':',$TF);
2380 $this->TCAcachedExtras[$tN]['l10n_mode'][$fN] = 'exclude';
2381 }
2382
2383 if (is_array($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['settingLanguage_postProcess'])) {
2384 $_params = array();
2385 foreach ($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['settingLanguage_postProcess'] as $_funcRef) {
2386 t3lib_div::callUserFunction($_funcRef, $_params, $this);
2387 }
2388 }
2389 }
2390
2391 /**
2392 * Setting locale for frontend rendering
2393 *
2394 * @return void
2395 */
2396 function settingLocale() {
2397
2398 // Setting locale
2399 if ($this->config['config']['locale_all']) {
2400 # Change by René Fritz, 22/10 2002
2401 # 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
2402 # this does not work in php 4.2.3
2403 #setlocale('LC_ALL',$this->config['config']['locale_all']);
2404 #setlocale('LC_NUMERIC','en_US');
2405
2406 # so we set all except LC_NUMERIC
2407 $locale = setlocale(LC_COLLATE, $this->config['config']['locale_all']);
2408 if ($locale) {
2409
2410 // PHP fatals with uppercase I characters in method names with turkish locale LC_CTYPE
2411 // @see http://bugs.php.net/bug.php?id=35050
2412 if (substr($this->config['config']['locale_all'], 0, 2) != 'tr') {
2413 setlocale(LC_CTYPE, $this->config['config']['locale_all']);
2414 }
2415
2416 setlocale(LC_MONETARY, $this->config['config']['locale_all']);
2417 setlocale(LC_TIME, $this->config['config']['locale_all']);
2418
2419 $this->localeCharset = $this->csConvObj->get_locale_charset($this->config['config']['locale_all']);
2420 } else {
2421 $GLOBALS['TT']->setTSlogMessage('Locale "'.htmlspecialchars($this->config['config']['locale_all']).'" not found.', 3);
2422 }
2423 }
2424 }
2425
2426 /**
2427 * checks whether a translated shortcut page has a different shortcut
2428 * target than the original language page.
2429 * If that is the case, things get corrected to follow that alternative
2430 * shortcut
2431 *
2432 * @return void
2433 * @author Ingo Renner <ingo@typo3.org>
2434 */
2435 protected function checkTranslatedShortcut() {
2436
2437 if (!is_null($this->originalShortcutPage)) {
2438 $originalShortcutPageOverlay = $this->sys_page->getPageOverlay($this->originalShortcutPage['uid'], $this->sys_language_uid);
2439
2440 if (!empty($originalShortcutPageOverlay['shortcut']) && $originalShortcutPageOverlay['shortcut'] != $this->id) {
2441 // the translation of the original shortcut page has a different shortcut target!
2442 // set the correct page and id
2443
2444 $shortcut = $this->getPageShortcut(
2445 $originalShortcutPageOverlay['shortcut'],
2446 $originalShortcutPageOverlay['shortcut_mode'],
2447 $originalShortcutPageOverlay['uid']
2448 );
2449
2450 $this->id = $this->contentPid = $shortcut['uid'];
2451 $this->page = $this->sys_page->getPage($this->id);
2452
2453 // fix various effects on things like menus f.e.
2454 $this->fetch_the_id();
2455 $this->tmpl->rootLine = array_reverse($this->rootLine);
2456 }
2457 }
2458 }
2459
2460 /**
2461 * Checks if any email-submissions or submission via the fe_tce
2462 *
2463 * @return string "email" if a formmail has been sent, "fe_tce" if front-end data submission (like forums, guestbooks) is sent. "" if none.
2464 */
2465 function checkDataSubmission() {
2466 $ret = '';
2467 $formtype_db = isset($_POST['formtype_db']) || isset($_POST['formtype_db_x']);
2468 $formtype_mail = isset($_POST['formtype_mail']) || isset($_POST['formtype_mail_x']);
2469 if ($formtype_db || $formtype_mail) {
2470 $refInfo = parse_url(t3lib_div::getIndpEnv('HTTP_REFERER'));
2471 if (t3lib_div::getIndpEnv('TYPO3_HOST_ONLY')==$refInfo['host'] || $this->TYPO3_CONF_VARS['SYS']['doNotCheckReferer']) {
2472 if ($this->locDataCheck($_POST['locationData'])) {
2473 if ($formtype_mail) {
2474 $ret = 'email';
2475 } elseif ($formtype_db && is_array($_POST['data'])) {
2476 $ret = 'fe_tce';
2477 }
2478 $GLOBALS['TT']->setTSlogMessage('"Check Data Submission": Return value: '.$ret,0);
2479 return $ret;
2480 }
2481 } else $GLOBALS['TT']->setTSlogMessage('"Check Data Submission": HTTP_HOST and REFERER HOST did not match when processing submitted formdata!',3);
2482 }
2483
2484 // Hook for processing data submission to extensions:
2485 if (is_array($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['checkDataSubmission'])) {
2486 foreach($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['checkDataSubmission'] as $_classRef) {
2487 $_procObj = t3lib_div::getUserObj($_classRef);
2488 $_procObj->checkDataSubmission($this);
2489 }
2490 }
2491 return $ret;
2492 }
2493
2494 /**
2495 * Processes submitted user data (obsolete "Frontend TCE")
2496 *
2497 * @return void
2498 * @see tslib_feTCE
2499 */
2500 function fe_tce() {
2501 $fe_tce = t3lib_div::makeInstance('tslib_feTCE');
2502 $fe_tce->start(t3lib_div::_POST('data'),$this->config['FEData.']);
2503 $fe_tce->includeScripts();
2504 }
2505
2506 /**
2507 * Checks if a formmail submission can be sent as email
2508 *
2509 * @param string The input from $_POST['locationData']
2510 * @return void
2511 * @access private
2512 * @see checkDataSubmission()
2513 */
2514 function locDataCheck($locationData) {
2515 $locData = explode(':',$locationData);
2516 if (!$locData[1] || $this->sys_page->checkRecord($locData[1],$locData[2],1)) {
2517 if (count($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.
2518 return 1;
2519 } else $GLOBALS['TT']->setTSlogMessage('LocationData Error: The page pointed to by location data ('.$locationData.') was not accessible.',2);
2520 } else $GLOBALS['TT']->setTSlogMessage('LocationData Error: Location data ('.$locationData.') record pointed to was not accessible.',2);
2521 }
2522
2523 /**
2524 * Sends the emails from the formmail content object.
2525 *
2526 * @return void
2527 * @access private
2528 * @see checkDataSubmission()
2529 */
2530 function sendFormmail() {
2531 $formmail = t3lib_div::makeInstance('t3lib_formmail');
2532
2533 $EMAIL_VARS = t3lib_div::_POST();
2534 $locationData = $EMAIL_VARS['locationData'];
2535 unset($EMAIL_VARS['locationData']);
2536 unset($EMAIL_VARS['formtype_mail'], $EMAIL_VARS['formtype_mail_x'], $EMAIL_VARS['formtype_mail_y']);
2537
2538 $integrityCheck = $this->TYPO3_CONF_VARS['FE']['strictFormmail'];
2539
2540 if (!$this->TYPO3_CONF_VARS['FE']['secureFormmail']) {
2541 // Check recipient field:
2542 $encodedFields = explode(',','recipient,recipient_copy'); // These two fields are the ones which contain recipient addresses that can be misused to send mail from foreign servers.
2543 foreach ($encodedFields as $fieldKey) {
2544 if (strlen($EMAIL_VARS[$fieldKey])) {
2545 if ($res = $this->codeString($EMAIL_VARS[$fieldKey], TRUE)) { // Decode...
2546 $EMAIL_VARS[$fieldKey] = $res; // Set value if OK
2547 } elseif ($integrityCheck) { // Otherwise abort:
2548 $GLOBALS['TT']->setTSlogMessage('"Formmail" discovered a field ('.$fieldKey.') which could not be decoded to a valid string. Sending formmail aborted due to security reasons!',3);
2549 return FALSE;
2550 } else {
2551 $GLOBALS['TT']->setTSlogMessage('"Formmail" discovered a field ('.$fieldKey.') which could not be decoded to a valid string. The security level accepts this, but you should consider a correct coding though!',2);
2552 }
2553 }
2554 }
2555 } else {
2556 $locData = explode(':',$locationData);
2557 $record = $this->sys_page->checkRecord($locData[1],$locData[2],1);
2558 $EMAIL_VARS['recipient'] = $record['subheader'];
2559 $EMAIL_VARS['recipient_copy'] = $this->extractRecipientCopy($record['bodytext']);
2560 }
2561
2562 // Hook for preprocessing of the content for formmails:
2563 if (is_array($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['sendFormmail-PreProcClass'])) {
2564 foreach($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['sendFormmail-PreProcClass'] as $_classRef) {
2565 $_procObj = t3lib_div::getUserObj($_classRef);
2566 $EMAIL_VARS = $_procObj->sendFormmail_preProcessVariables($EMAIL_VARS,$this);
2567 }
2568 }
2569
2570 $formmail->start($EMAIL_VARS);
2571 $formmail->sendtheMail();
2572 $GLOBALS['TT']->setTSlogMessage('"Formmail" invoked, sending mail to '.$EMAIL_VARS['recipient'],0);
2573 }
2574
2575 /**
2576 * Extracts the value of recipient copy field from a formmail CE bodytext
2577 *
2578 * @param string $bodytext The content of the related bodytext field
2579 * @return string The value of the recipient_copy field, or an empty string
2580 */
2581 function extractRecipientCopy($bodytext) {
2582 $recipient_copy = '';
2583 $fdef = array();
2584 //|recipient_copy=hidden|karsten@localhost.localdomain
2585 preg_match('/^[\s]*\|[\s]*recipient_copy[\s]*=[\s]*hidden[\s]*\|(.*)$/m', $bodytext, $fdef);
2586 $recipient_copy = (!empty($fdef[1])) ? $fdef[1] : '';
2587 return $recipient_copy;
2588 }
2589
2590 /**
2591 * Sets the jumpurl for page type "External URL"
2592 *
2593 * @return void
2594 */
2595 function setExternalJumpUrl() {
2596 if ($extUrl = $this->sys_page->getExtURL($this->page, $this->config['config']['disablePageExternalUrl'])) {
2597 $this->jumpurl = $extUrl;
2598 }
2599 }
2600
2601 /**
2602 * Check the jumpUrl referer if required
2603 *
2604 * @return void
2605 */
2606 function checkJumpUrlReferer() {
2607 if (strlen($this->jumpurl) && !$this->TYPO3_CONF_VARS['SYS']['doNotCheckReferer']) {
2608 $referer = parse_url(t3lib_div::getIndpEnv('HTTP_REFERER'));
2609 if (isset($referer['host']) && !($referer['host'] == t3lib_div::getIndpEnv('TYPO3_HOST_ONLY'))) {
2610 unset($this->jumpurl);
2611 }
2612 }
2613 }
2614
2615 /**
2616 * Sends a header "Location" to jumpUrl, if jumpurl is set.
2617 * Will exit if a location header is sent (for instance if jumpUrl was triggered)
2618 *
2619 * "jumpUrl" is a concept where external links are redirected from the index_ts.php script, which first logs the URL.
2620 * This feature is only interesting if config.sys_stat is used.
2621 *
2622 * @return void
2623 */
2624 function jumpUrl() {
2625 if ($this->jumpurl) {
2626 if (t3lib_div::_GP('juSecure')) {
2627 $locationData = (string)t3lib_div::_GP('locationData');
2628 $mimeType = (string)t3lib_div::_GP('mimeType'); // Need a type cast here because mimeType is optional!
2629
2630 $hArr = array(
2631 $this->jumpurl,
2632 $locationData,
2633 $mimeType
2634 );
2635 $calcJuHash = t3lib_div::hmac(serialize($hArr));
2636 $juHash = (string)t3lib_div::_GP('juHash');
2637 if ($juHash === $calcJuHash) {
2638 if ($this->locDataCheck($locationData)) {
2639 $this->jumpurl = rawurldecode($this->jumpurl); // 211002 - goes with cObj->filelink() rawurlencode() of filenames so spaces can be allowed.
2640 // Deny access to files that match TYPO3_CONF_VARS[SYS][fileDenyPattern] and whose parent directory is typo3conf/ (there could be a backup file in typo3conf/ which does not match against the fileDenyPattern)
2641 $absoluteFileName = t3lib_div::getFileAbsFileName(t3lib_div::resolveBackPath($this->jumpurl), FALSE);
2642 if (t3lib_div::isAllowedAbsPath($absoluteFileName) && t3lib_div::verifyFilenameAgainstDenyPattern($absoluteFileName) && !t3lib_div::isFirstPartOfStr($absoluteFileName, PATH_site . 'typo3conf')) {
2643 if (@is_file($absoluteFileName)) {
2644 $mimeType = $mimeType ? $mimeType : 'application/octet-stream';
2645 header('Cache-Control: must-revalidate, post-check=0, pre-check=0');
2646 header('Content-Type: '.$mimeType);
2647 header('Content-Disposition: attachment; filename="'.basename($absoluteFileName) . '"');
2648 readfile($absoluteFileName);
2649 exit;
2650 } else throw new Exception('jumpurl Secure: "' . $this->jumpurl . '" was not a valid file!', 1294585193);
2651 } else throw new Exception('jumpurl Secure: The requested file was not allowed to be accessed through jumpUrl (path or file not allowed)!', 1294585194);
2652 } else throw new Exception('jumpurl Secure: locationData, ' . $locationData . ', was not accessible.', 1294585195);
2653 } else throw new Exception('jumpurl Secure: Calculated juHash did not match the submitted juHash.', 1294585196);
2654 } else {
2655 $TSConf = $this->getPagesTSconfig();
2656 if ($TSConf['TSFE.']['jumpUrl_transferSession']) {
2657 $uParts = parse_url($this->jumpurl);
2658 $params = '&FE_SESSION_KEY='.rawurlencode($this->fe_user->id.'-'.md5($this->fe_user->id.'/'.$this->TYPO3_CONF_VARS['SYS']['encryptionKey']));
2659 $this->jumpurl.= ($uParts['query']?'':'?').$params; // Add the session parameter ...
2660 }
2661 if ($TSConf['TSFE.']['jumpURL_HTTPStatusCode']) {
2662 switch (intval($TSConf['TSFE.']['jumpURL_HTTPStatusCode'])){
2663 case 301:
2664 $statusCode = t3lib_utility_Http::HTTP_STATUS_301;
2665 break;
2666 case 302:
2667 $statusCode = t3lib_utility_Http::HTTP_STATUS_302;
2668 break;
2669 case 307:
2670 $statusCode = t3lib_utility_Http::HTTP_STATUS_307;
2671 break;
2672 case 303:
2673 default:
2674 $statusCode = t3lib_utility_Http::HTTP_STATUS_303;
2675 break;
2676 }
2677 }
2678 t3lib_utility_Http::redirect($this->jumpurl, $statusCode);
2679 }
2680 }
2681 }
2682
2683 /**
2684 * Sets the URL_ID_TOKEN in the internal var, $this->getMethodUrlIdToken
2685 * This feature allows sessions to use a GET-parameter instead of a cookie.
2686 *
2687 * @return void
2688 * @access private
2689 */
2690 function setUrlIdToken() {
2691 if ($this->config['config']['ftu']) {
2692 $this->getMethodUrlIdToken = $this->TYPO3_CONF_VARS['FE']['get_url_id_token'];
2693 } else {
2694 $this->getMethodUrlIdToken = '';
2695 }
2696 }
2697
2698 /**
2699 * Calculates and sets the internal linkVars based upon the current
2700 * $_GET parameters and the setting "config.linkVars".
2701 *
2702 * @return void
2703 */
2704 public function calculateLinkVars() {
2705 $this->linkVars = '';
2706 $linkVars = t3lib_div::trimExplode(',', (string) $this->config['config']['linkVars']);
2707 if (empty($linkVars)) {
2708 return;
2709 }
2710
2711 $getData = t3lib_div::_GET();
2712 foreach ($linkVars as $linkVar) {
2713 $test = $value = '';
2714 if (preg_match('/^(.*)\((.+)\)$/', $linkVar, $match)) {
2715 $linkVar = trim($match[1]);
2716 $test = trim($match[2]);
2717 }
2718
2719 if ($linkVar === '' || !isset($getData[$linkVar])) {
2720 continue;
2721 }
2722
2723 if (!is_array($getData[$linkVar])) {
2724 $temp = rawurlencode($getData[$linkVar]);
2725
2726 if ($test !== '' && !TSpagegen::isAllowedLinkVarValue($temp, $test)) {
2727 continue; // Error: This value was not allowed for this key
2728 }
2729
2730 $value = '&' . $linkVar . '=' . $temp;
2731 } else {
2732 if ($test !== '' && strcmp('array', $test)) {
2733 continue; // Error: This key must not be an array!
2734 }
2735 $value = t3lib_div::implodeArrayForUrl($linkVar, $getData[$linkVar]);
2736 }
2737
2738 $this->linkVars .= $value;
2739 }
2740 }
2741
2742 /**
2743 * Redirect to target page, if the current page is a Shortcut.
2744 *
2745 * If the current page is of type shortcut and accessed directly via its URL, this function redirects to the
2746 * Shortcut target using a Location header.
2747 *
2748 * @return void If page is not a Shortcut, redirects and exits otherwise
2749 */
2750 public function checkPageForShortcutRedirect() {
2751 if (!empty($this->originalShortcutPage) && $this->originalShortcutPage['doktype'] == t3lib_pageSelect::DOKTYPE_SHORTCUT) {
2752 $this->calculateLinkVars();
2753
2754 // instantiate tslib_content to generate the correct target URL
2755 /** @var $cObj tslib_cObj */
2756 $cObj = t3lib_div::makeInstance('tslib_cObj');
2757 $parameter = $this->page['uid'];
2758 $type = t3lib_div::_GET('type');
2759 if ($type) {
2760 $parameter .= ',' . $type;
2761 }
2762 $redirectUrl = $cObj->typoLink_URL(array('parameter' => $parameter));
2763
2764 // HTTP Status code header - dependent on shortcut type
2765 $redirectStatus = t3lib_utility_Http::HTTP_STATUS_301;
2766 if ($this->originalShortcutPage['shortcut_mode'] == t3lib_pageSelect::SHORTCUT_MODE_RANDOM_SUBPAGE) {
2767 $redirectStatus = t3lib_utility_Http::HTTP_STATUS_307;
2768 }
2769
2770 // redirect and exit
2771 t3lib_utility_Http::redirect($redirectUrl, $redirectStatus);
2772 }
2773 }
2774
2775
2776
2777
2778
2779
2780
2781
2782
2783
2784
2785
2786
2787
2788
2789
2790
2791
2792
2793
2794
2795
2796 /********************************************
2797 *
2798 * Page generation; cache handling
2799 *
2800 *******************************************/
2801
2802 /**
2803 * Returns TRUE if the page should be generated
2804 * That is if jumpurl is not set and the cacheContentFlag is not set.
2805 *
2806 * @return boolean
2807 */
2808 function isGeneratePage() {
2809 return (!$this->cacheContentFlag && !$this->jumpurl);
2810 }
2811
2812 /**
2813 * Temp cache content
2814 * 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.
2815 *
2816 * @return void
2817 */
2818 function tempPageCacheContent() {
2819 $this->tempContent = FALSE;
2820
2821 if (!$this->no_cache) {
2822 $seconds = 30;
2823 $title = htmlspecialchars($this->tmpl->printTitle($this->page['title']));
2824 $request_uri = htmlspecialchars(t3lib_div::getIndpEnv('REQUEST_URI'));
2825
2826 $stdMsg = '
2827 <strong>Page is being generated.</strong><br />
2828 If this message does not disappear within '.$seconds.' seconds, please reload.';
2829
2830 $message = $this->config['config']['message_page_is_being_generated'];
2831 if (strcmp('', $message)) {
2832 $message = $this->csConvObj->utf8_encode($message,$this->renderCharset); // This page is always encoded as UTF-8
2833 $message = str_replace('###TITLE###', $title, $message);
2834 $message = str_replace('###REQUEST_URI###', $request_uri, $message);
2835 } else $message = $stdMsg;
2836
2837 $temp_content = '<?xml version="1.0" encoding="UTF-8"?>
2838 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN"
2839 "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
2840 <html xmlns="http://www.w3.org/1999/xhtml">
2841 <head>
2842 <title>'.$title.'</title>
2843 <meta http-equiv="refresh" content="10" />
2844 </head>
2845 <body style="background-color:white; font-family:Verdana,Arial,Helvetica,sans-serif; color:#cccccc; text-align:center;">'.
2846 $message.'
2847 </body>
2848 </html>';
2849
2850 // Fix 'nice errors' feature in modern browsers
2851 $padSuffix = '<!--pad-->'; // prevent any trims
2852 $padSize = 768 - strlen($padSuffix) - strlen($temp_content);
2853 if ($padSize > 0) {
2854 $temp_content = str_pad($temp_content, $padSize, LF) . $padSuffix;
2855 }
2856
2857 if (!$this->headerNoCache() && $cachedRow = $this->getFromCache_queryRow()) {
2858 // 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.
2859 // This is either the "Page is being generated" screen or it can be the final result.
2860 // In any case we should not begin another rendering process also, so we silently disable caching and render the page ourselves and thats it.
2861 // 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...
2862 $this->set_no_cache();
2863 } else {
2864 $this->tempContent = TRUE; // This flag shows that temporary content is put in the cache
2865 $this->setPageCacheContent($temp_content, $this->config, $GLOBALS['EXEC_TIME']+$seconds);
2866 }
2867 }
2868 }
2869
2870 /**
2871 * Set cache content to $this->content
2872 *
2873 * @return void
2874 */
2875 function realPageCacheContent() {
2876 // seconds until a cached page is too old
2877 $cacheTimeout = $this->get_cache_timeout();
2878 $timeOutTime = $GLOBALS['EXEC_TIME'] + $cacheTimeout;
2879 $this->tempContent = FALSE;
2880
2881 $this->setPageCacheContent($this->content, $this->config, $timeOutTime);
2882
2883 // Hook for cache post processing (eg. writing static files!)
2884 if (is_array($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['insertPageIncache'])) {
2885 foreach($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['insertPageIncache'] as $_classRef) {
2886 $_procObj = t3lib_div::getUserObj($_classRef);
2887 $_procObj->insertPageIncache($this,$timeOutTime);
2888 }
2889 }
2890 }
2891
2892 /**
2893 * Sets cache content; Inserts the content string into the cache_pages cache.
2894 *
2895 * @param string The content to store in the HTML field of the cache table
2896 * @param mixed The additional cache_data array, fx. $this->config
2897 * @param integer Expiration timestamp
2898 * @return void
2899 * @see realPageCacheContent(), tempPageCacheContent()
2900 */
2901 function setPageCacheContent($content, $data, $expirationTstamp) {
2902 $cacheData = array(
2903 'identifier' => $this->newHash,
2904 'page_id' => $this->id,
2905 'content' => $content,
2906 'temp_content' => $this->tempContent,
2907 'cache_data' => serialize($data),
2908 'expires' => $expirationTstamp,
2909 'tstamp' => $GLOBALS['EXEC_TIME']
2910 );