Cleanup #11357: Make use of new t3lib_div::redirect function throughout the core
[Packages/TYPO3.CMS.git] / typo3 / sysext / cms / tslib / class.tslib_fe.php
1 <?php
2 /***************************************************************
3 * Copyright notice
4 *
5 * (c) 1999-2009 Kasper Skaarhoj (kasperYYYY@typo3.com)
6 * All rights reserved
7 *
8 * This script is part of the TYPO3 project. The TYPO3 project is
9 * free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
13 *
14 * The GNU General Public License can be found at
15 * http://www.gnu.org/copyleft/gpl.html.
16 * A copy is found in the textfile GPL.txt and important notices to the license
17 * from the author is found in LICENSE.txt distributed with these scripts.
18 *
19 *
20 * This script is distributed in the hope that it will be useful,
21 * but WITHOUT ANY WARRANTY; without even the implied warranty of
22 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
23 * GNU General Public License for more details.
24 *
25 * This copyright notice MUST APPEAR in all copies of the script!
26 ***************************************************************/
27
28 /**
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 * $Id$
36 * Revised for TYPO3 3.6 June/2003 by Kasper Skaarhoj
37 * XHTML compliant
38 *
39 * @author Kasper Skaarhoj <kasperYYYY@typo3.com>
40 */
41
42 /**
43 * [CLASS/FUNCTION INDEX of SCRIPT]
44 *
45 *
46 *
47 * 213: class tslib_fe
48 * 382: function tslib_fe($TYPO3_CONF_VARS, $id, $type, $no_cache='', $cHash='', $jumpurl='',$MP='',$RDCT='')
49 * 415: function connectToMySQL()
50 * 425: function connectToDB()
51 * 470: function sendRedirect()
52 *
53 * SECTION: Initializing, resolving page id
54 * 508: function initFEuser()
55 * 558: function initUserGroups()
56 * 593: function isUserOrGroupSet()
57 * 618: function checkAlternativeIdMethods()
58 * 670: function clear_preview()
59 * 683: function determineId()
60 * 817: function fetch_the_id()
61 * 911: function getPageAndRootline()
62 * 994: function getPageShortcut($SC,$mode,$thisUid,$itera=20,$pageLog=array())
63 * 1044: function checkRootlineForIncludeSection()
64 * 1081: function checkEnableFields($row,$bypassGroupCheck=FALSE)
65 * 1097: function checkPageGroupAccess($row, $groupList=NULL)
66 * 1116: function checkPagerecordForIncludeSection($row)
67 * 1125: function checkIfLoginAllowedInBranch()
68 * 1150: function getPageAccessFailureReasons()
69 * 1182: function setIDfromArgV()
70 * 1198: function getPageAndRootlineWithDomain($domainStartPage)
71 * 1225: function setSysPageWhereClause()
72 * 1237: function findDomainRecord($recursive=0)
73 * 1257: function pageNotFoundAndExit($reason='', $header='')
74 * 1272: function pageNotFoundHandler($code, $header='', $reason='')
75 * 1316: function checkAndSetAlias()
76 * 1335: function idPartsAnalyze($str)
77 * 1360: function mergingWithGetVars($GET_VARS)
78 * 1390: function ADMCMD_preview()
79 * 1433: function ADMCMD_preview_postInit($previewConfig)
80 *
81 * SECTION: Template and caching related functions.
82 * 1465: function makeCacheHash()
83 * 1489: function reqCHash()
84 * 1511: function cHashParams($addQueryParams)
85 * 1520: function initTemplate()
86 * 1532: function getFromCache()
87 * 1578: function getFromCache_queryRow()
88 * 1608: function headerNoCache()
89 * 1637: function getHash()
90 * 1657: function getConfigArray()
91 *
92 * SECTION: Further initialization and data processing
93 * 1818: function getCompressedTCarray()
94 * 1872: function includeTCA($TCAloaded=1)
95 * 1899: function settingLanguage()
96 * 1992: function settingLocale()
97 * 2017: function checkDataSubmission()
98 * 2050: function fe_tce()
99 * 2064: function locDataCheck($locationData)
100 * 2080: function sendFormmail()
101 * 2131: function extractRecipientCopy($bodytext)
102 * 2145: function setExternalJumpUrl()
103 * 2156: function checkJumpUrlReferer()
104 * 2171: function jumpUrl()
105 * 2215: function setUrlIdToken()
106 *
107 * SECTION: Page generation; cache handling
108 * 2258: function isGeneratePage()
109 * 2268: function tempPageCacheContent()
110 * 2325: function realPageCacheContent()
111 * 2355: function setPageCacheContent($content,$data,$tstamp)
112 * 2382: function clearPageCacheContent()
113 * 2392: function clearPageCacheContent_pidList($pidList)
114 * 2426: function setSysLastChanged()
115 *
116 * SECTION: Page generation; rendering and inclusion
117 * 2462: function generatePage_preProcessing()
118 * 2484: function generatePage_whichScript()
119 * 2496: function generatePage_postProcessing()
120 * 2588: function INTincScript()
121 * 2648: function INTincScript_loadJSCode()
122 * 2689: function isINTincScript()
123 * 2698: function doXHTML_cleaning()
124 * 2707: function doLocalAnchorFix()
125 *
126 * SECTION: Finished off; outputting, storing session data, statistics...
127 * 2738: function isOutputting()
128 * 2761: function processOutput()
129 * 2834: function sendCacheHeaders()
130 * 2902: function isStaticCacheble()
131 * 2915: function contentStrReplace()
132 * 2941: function isEXTincScript()
133 * 2950: function storeSessionData()
134 * 2960: function setParseTime()
135 * 2972: function statistics()
136 * 3066: function previewInfo()
137 * 3101: function hook_eofe()
138 * 3117: function beLoginLinkIPList()
139 * 3138: function addTempContentHttpHeaders()
140 *
141 * SECTION: Various internal API functions
142 * 3184: function makeSimulFileName($inTitle,$page,$type,$addParams='',$no_cache='')
143 * 3231: function simulateStaticDocuments_pEnc_onlyP_proc($linkVars)
144 * 3260: function getSimulFileName()
145 * 3271: function setSimulReplacementChar()
146 * 3291: function fileNameASCIIPrefix($inTitle,$titleChars,$mergeChar='.')
147 * 3314: function encryptEmail($string,$back=0)
148 * 3340: function codeString($string, $decode=FALSE)
149 * 3366: function roundTripCryptString($string)
150 * 3386: function checkFileInclude($incFile)
151 * 3401: function newCObj()
152 * 3414: function setAbsRefPrefix()
153 * 3428: function baseUrlWrap($url)
154 * 3447: function printError($label,$header='Error!')
155 * 3458: function updateMD5paramsRecord($hash)
156 * 3469: function tidyHTML($content)
157 * 3495: function prefixLocalAnchorsWithScript()
158 * 3505: function workspacePreviewInit()
159 * 3521: function doWorkspacePreview()
160 * 3531: function whichWorkspace($returnTitle = FALSE)
161 *
162 * SECTION: Various external API functions - for use in plugins etc.
163 * 3589: function getStorageSiterootPids()
164 * 3604: function getPagesTSconfig()
165 * 3637: function setJS($key,$content='')
166 * 3677: function setCSS($key,$content)
167 * 3692: function make_seed()
168 * 3705: function uniqueHash($str='')
169 * 3714: function set_no_cache()
170 * 3724: function set_cache_timeout_default($seconds)
171 * 3740: function plainMailEncoded($email,$subject,$message,$headers='')
172 *
173 * SECTION: Localization and character set conversion
174 * 3784: function sL($input)
175 * 3813: function readLLfile($fileRef)
176 * 3824: function getLLL($index,$LOCAL_LANG)
177 * 3838: function initLLvars()
178 * 3872: function csConv($str,$from='')
179 * 3890: function convOutputCharset($content,$label='')
180 * 3903: function convPOSTCharset()
181 *
182 * TOTAL FUNCTIONS: 116
183 * (This index is automatically created/updated by the extension "extdeveval")
184 *
185 */
186 /**
187 * Main frontend class, instantiated in the index_ts.php script as the global object TSFE
188 *
189 * @author Kasper Skaarhoj <kasperYYYY@typo3.com>
190 * @package TYPO3
191 * @subpackage tslib
192 */
193 class tslib_fe {
194
195 // CURRENT PAGE:
196 var $id=''; // The page id (int)
197 var $type=''; // RO The type (int)
198 var $idParts=array(); // Loaded with the id, exploded by ','
199 var $cHash=''; // The submitted cHash
200 var $no_cache=''; // Page will not be cached. Write only true. Never clear value (some other code might have reasons to set it true)
201 var $rootLine=''; // The rootLine (all the way to tree root, not only the current site!) (array)
202 var $page=''; // The pagerecord (array)
203 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.
204 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)
205
206 /**
207 * sys_page-object, pagefunctions
208 *
209 * @var t3lib_pageSelect
210 */
211 var $sys_page='';
212 var $jumpurl='';
213 var $pageNotFound=0; // Is set to 1 if a pageNotFound handler could have been called.
214 var $domainStartPage=0; // Domain start page
215 var $pageAccessFailureHistory=array(); // Array containing a history of why a requested page was not accessible.
216 var $MP='';
217 var $RDCT='';
218 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...
219 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.
220
221 // USER
222
223 /**
224 * The FE user
225 *
226 * @var tslib_feUserAuth
227 */
228 var $fe_user='';
229 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.
230 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...
231 var $beUserLogin=''; // Flag that indicates if a Backend user is logged in!
232 var $workspacePreview=''; // Integer, that indicates which workspace is being previewed.
233 var $loginAllowedInBranch = TRUE; // Shows whether logins are allowed in branch
234 var $ADMCMD_preview_BEUSER_uid = 0; // Integer, set to backend user ID to initialize when keyword-based preview is used.
235
236 // PREVIEW
237 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
238 var $showHiddenPage=''; // Flag indicating that hidden pages should be shown, selected and so on. This goes for almost all selection of pages!
239 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.
240 var $simUserGroup='0'; // Value that contains the simulated usergroup if any
241
242 // CONFIGURATION
243 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.
244 var $config=''; // "CONFIG" object from TypoScript. Array generated based on the TypoScript configuration of the current page. Saved with the cached pages.
245 var $TCAcachedExtras=array(); // Array of cached information from TCA. This is NOT TCA itself!
246
247 // TEMPLATE / CACHE
248
249 /**
250 * The TypoScript template object. Used to parse the TypoScript template
251 *
252 * @var t3lib_TStemplate
253 */
254 var $tmpl='';
255 var $cacheTimeOutDefault=''; // Is set to the time-to-live time of cached pages. If false, default is 60*60*24, which is 24 hours.
256 var $cacheContentFlag = 0; // Set internally if cached content is fetched from the database
257 var $cacheExpires=0; // Set to the expire time of cached content
258 var $isClientCachable=FALSE; // Set if cache headers allowing caching are sent.
259 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.
260 var $sPre=''; // toplevel - objArrayName, eg 'page'
261 var $pSetup=''; // TypoScript configuration of the page-object pointed to by sPre. $this->tmpl->setup[$this->sPre.'.']
262 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
263 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
264 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.
265 var $tempContent = FALSE; // This flag indicates if temporary content went into the cache during page-generation.
266 var $forceTemplateParsing=''; // Boolean, passed to TypoScript template class and tells it to render the template forcibly
267 var $cHash_array=array(); // The array which cHash_calc is based on, see ->makeCacheHash().
268 var $hash_base=''; // Loaded with the serialized array that is used for generating a hashstring for the cache
269 var $pagesTSconfig=''; // May be set to the pagesTSconfig
270 // PAGE-GENERATION / cOBJ
271 /*
272 Eg. insert JS-functions in this array ($additionalHeaderData) to include them once. Use associative keys.
273 Keys in use:
274 JSFormValidate : <script type="text/javascript" src="'.$GLOBALS["TSFE"]->absRefPrefix.'t3lib/jsfunc.validateform.js"></script>
275 JSincludeFormupdate : <script type="text/javascript" src="t3lib/jsfunc.updateform.js"></script>
276 JSMenuCode, JSMenuCode_menu : JavaScript for the JavaScript menu
277 JSCode : reserved
278 JSImgCode : reserved
279 */
280 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[] = '...')
281 var $additionalJavaScript=array(); // used to accumulate additional JavaScript-code. Works like additionalHeaderData. Reserved keys at 'openPic' and 'mouseOver'
282 var $additionalCSS=array(); // used to accumulate additional Style code. Works like additionalHeaderData.
283 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
284 'onmousemove' => array(),
285 'onmouseup' => array(),
286 'onmousemove' => array(),
287 'onkeydown' => array(),
288 'onkeyup' => array(),
289 'onkeypress' => array(),
290 'onload' => array(),
291 'onunload' => array(),
292 );
293 /**
294 * Adds JavaScript code
295 *
296 * @var string
297 * @deprecated since TYPO3 3.5 - use additionalJavaScript instead.
298 */
299 var $JSCode='';
300 var $JSImgCode=''; // Used to accumulate JavaScript loaded images (by menus)
301 var $divSection=''; // Used to accumulate DHTML-layers.
302 var $defaultBodyTag='<body>'; // Default bodytag, if nothing else is set. This can be overridden by applications like TemplaVoila.
303
304 // RENDERING configuration, settings from TypoScript is loaded into these vars. See pagegen.php
305 var $debug=''; // Debug flag, may output special debug html-code.
306 var $intTarget=''; // Default internal target
307 var $extTarget=''; // Default external target
308 var $fileTarget=''; // Default file link target
309 var $MP_defaults=array(); // Keys are page ids and values are default &MP (mount point) values to set when using the linking features...)
310 var $spamProtectEmailAddresses=0; // If set, typolink() function encrypts email addresses. Is set in pagegen-class.
311 var $absRefPrefix=''; // Absolute Reference prefix
312 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 '/'
313 var $compensateFieldWidth=''; // Factor for form-field widths compensation
314 var $lockFilePath=''; // Lock file path
315 var $ATagParams=''; // <A>-tag parameters
316 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.
317 var $sWordList=''; // Is set to the incoming array sword_list in case of a page-view jumped to from a search-result.
318 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.
319 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.
320 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.
321 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.
322 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)
323 var $sys_language_mode=''; // Site language mode for content fall back.
324 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)
325 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...]
326 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")
327
328 // RENDERING data
329 var $applicationData=Array(); // 'Global' Storage for various applications. Keys should be 'tx_'.extKey for extensions.
330 var $register=Array();
331 var $registerStack=Array(); // Stack used for storing array and retrieving register arrays (see LOAD_REGISTER and CLEAR_REGISTER)
332 var $cObjectDepthCounter = 50; // Checking that the function is not called eternally. This is done by interrupting at a depth of 50
333 var $recordRegister = Array(); // used by cObj->RECORDS and cObj->CONTENT to ensure the a records is NOT rendered twice through it!
334 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
335 var $accessKey =array(); // Used by class tslib_menu to keep track of access-keys.
336 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.
337 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
338 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()
339 var $uniqueString='';
340 var $indexedDocTitle=''; // This value will be used as the title for the page in the indexer (if indexing happens)
341 var $altPageTitle=''; // Alternative page title (normally the title of the page record). Can be set from applications you make.
342 /**
343 * An array that holds parameter names (keys) of GET parameters which MAY be MD5/base64 encoded with simulate_static_documents method.
344 * @var array
345 * @deprecated since TYPO3 4.3, remove in TYPO3 4.5
346 */
347 var $pEncAllowedParamNames=array();
348 var $baseUrl=''; // The base URL set for the page header.
349 var $anchorPrefix=''; // The proper anchor prefix needed when using speaking urls. (only set if baseUrl is set)
350
351 /**
352 * Page content render object
353 *
354 * @var tslib_cObj
355 */
356 var $cObj ='';
357
358 // CONTENT accumulation
359 var $content=''; // All page content is accumulated in this variable. See pagegen.php
360
361 // GENERAL
362 var $clientInfo=''; // Set to the browser: net / msie if 4+ browsers
363 var $scriptParseTime=0;
364 var $TCAloaded = 0; // Set ONLY if the full TCA is loaded
365
366 // Character set (charset) conversion object:
367
368 /**
369 * charset conversion class. May be used by any application.
370 *
371 * @var t3lib_cs
372 */
373 var $csConvObj;
374 var $defaultCharSet = 'iso-8859-1'; // The default charset used in the frontend if nothing else is set.
375 var $renderCharset=''; // Internal charset of the frontend during rendering: Defaults to "forceCharset" and if that is not set, to ->defaultCharSet
376 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.
377 var $localeCharset=''; // Assumed charset of locale strings.
378
379 // LANG:
380 var $lang=''; // Set to the system language key (used on the site)
381 var $langSplitIndex=0; // Set to the index number of the language key
382 var $LL_labels_cache=array();
383 var $LL_files_cache=array();
384
385 /**
386 * Locking object
387 *
388 * @var t3lib_lock
389 */
390 var $pagesection_lockObj; // Locking object for accessing "cache_pagesection"
391
392 /**
393 * Locking object
394 *
395 * @var t3lib_lock
396 */
397 var $pages_lockObj; // Locking object for accessing "cache_pages"
398
399 /**
400 * @var t3lib_PageRenderer
401 */
402 protected $pageRenderer;
403
404 /**
405 * the page cache object, use this to save pages to the cache and to
406 * retrieve them again
407 *
408 * @var t3lib_cache_AbstractBackend
409 */
410 protected $pageCache;
411 protected $pageCacheTags = array();
412
413
414 /**
415 * Class constructor
416 * Takes a number of GET/POST input variable as arguments and stores them internally.
417 * The processing of these variables goes on later in this class.
418 * Also sets internal clientInfo array (browser information) and a unique string (->uniqueString) for this script instance; A md5 hash of the microtime()
419 *
420 * @param array The global $TYPO3_CONF_VARS array. Will be set internally in ->TYPO3_CONF_VARS
421 * @param mixed The value of t3lib_div::_GP('id')
422 * @param integer The value of t3lib_div::_GP('type')
423 * @param boolean The value of t3lib_div::_GP('no_cache'), evaluated to 1/0
424 * @param string The value of t3lib_div::_GP('cHash')
425 * @param string The value of t3lib_div::_GP('jumpurl')
426 * @param string The value of t3lib_div::_GP('MP')
427 * @param string The value of t3lib_div::_GP('RDCT')
428 * @return void
429 * @see index_ts.php
430 */
431 function tslib_fe($TYPO3_CONF_VARS, $id, $type, $no_cache='', $cHash='', $jumpurl='',$MP='',$RDCT='') {
432
433 // Setting some variables:
434 $this->TYPO3_CONF_VARS = $TYPO3_CONF_VARS;
435 $this->id = $id;
436 $this->type = $type;
437 if ($no_cache) {
438 if ($this->TYPO3_CONF_VARS['FE']['disableNoCacheParameter']) {
439 $warning = '&no_cache=1 has been ignored because $TYPO3_CONF_VARS[\'FE\'][\'disableNoCacheParameter\'] is set!';
440 $GLOBALS['TT']->setTSlogMessage($warning,2);
441 } else {
442 $warning = '&no_cache=1 has been supplied, so caching is disabled! URL: "'.t3lib_div::getIndpEnv('TYPO3_REQUEST_URL').'"';
443 $this->no_cache = $no_cache ? 1 : 0;
444 }
445 t3lib_div::sysLog($warning, 'cms', 2);
446 }
447 $this->cHash = $cHash;
448 $this->jumpurl = $jumpurl;
449 $this->MP = $this->TYPO3_CONF_VARS['FE']['enable_mount_pids'] ? (string)$MP : '';
450 $this->RDCT = $RDCT;
451 $this->clientInfo = t3lib_div::clientInfo();
452 $this->uniqueString=md5(microtime());
453
454 $this->csConvObj = t3lib_div::makeInstance('t3lib_cs');
455
456 // Call post processing function for constructor:
457 if (is_array($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['tslib_fe-PostProc'])) {
458 $_params = array('pObj' => &$this);
459 foreach($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['tslib_fe-PostProc'] as $_funcRef) {
460 t3lib_div::callUserFunction($_funcRef,$_params,$this);
461 }
462 }
463
464 if (TYPO3_UseCachingFramework) {
465 $this->initCaches();
466 }
467 }
468
469 /**
470 * Connect to MySQL database
471 * May exit after outputting an error message or some JavaScript redirecting to the install tool.
472 *
473 * @return void
474 * @deprecated since TYPO3 3.8 - Use connectToDB() instead!
475 */
476 function connectToMySQL() {
477 $this->connectToDB();
478 }
479
480 /**
481 * Connect to SQL database
482 * May exit after outputting an error message or some JavaScript redirecting to the install tool.
483 *
484 * @return void
485 */
486 function connectToDB() {
487 if ($GLOBALS['TYPO3_DB']->sql_pconnect(TYPO3_db_host, TYPO3_db_username, TYPO3_db_password)) {
488 if (!TYPO3_db) {
489 $this->printError('No database selected','Database Error');
490 // Redirects to the Install Tool:
491 echo '<script type="text/javascript">
492 /*<![CDATA[*/
493 window.location.href = "'.TYPO3_mainDir.'install/index.php?mode=123&step=1&password=joh316";
494 /*]]>*/
495 </script>';
496 exit;
497 } elseif (!$GLOBALS['TYPO3_DB']->sql_select_db(TYPO3_db)) {
498 if ($this->checkPageUnavailableHandler()) {
499 $this->pageUnavailableAndExit('Cannot connect to the current database, "'.TYPO3_db.'"');
500 } else {
501 $message = 'Cannot connect to the current database, "'.TYPO3_db.'"';
502 t3lib_div::sysLog($message, 'cms', t3lib_div::SYSLOG_SEVERITY_ERROR);
503 header('HTTP/1.0 503 Service Temporarily Unavailable');
504 $this->printError($message, 'Database Error');
505 exit;
506 }
507 }
508 } else {
509 if (!TYPO3_db) {
510 // Redirects to the Install Tool:
511 echo '<script type="text/javascript">
512 /*<![CDATA[*/
513 window.location.href = "'.TYPO3_mainDir.'install/index.php?mode=123&step=1&password=joh316";
514 /*]]>*/
515 </script>';
516 exit;
517 }
518
519 if ($this->checkPageUnavailableHandler()) {
520 $this->pageUnavailableAndExit('The current username, password or host was not accepted when the connection to the database was attempted to be established!');
521 } else {
522 $message = 'The current username, password or host was not accepted when the connection to the database was attempted to be established!';
523 t3lib_div::sysLog($message, 'cms', t3lib_div::SYSLOG_SEVERITY_ERROR);
524 header('HTTP/1.0 503 Service Temporarily Unavailable');
525 $this->printError($message, 'Database Error');
526 exit;
527 }
528 }
529
530
531 // Call post processing function for DB connection:
532 if (is_array($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['connectToDB'])) {
533 $_params = array('pObj' => &$this);
534 foreach($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['connectToDB'] as $_funcRef) {
535 t3lib_div::callUserFunction($_funcRef,$_params,$this);
536 }
537 }
538 }
539
540 /**
541 * Looks up the value of $this->RDCT in the database and if it is found to be associated with a redirect URL then the redirection is carried out with a 'Location:' header
542 * May exit after sending a location-header.
543 *
544 * @return void
545 */
546 function sendRedirect() {
547 $res = $GLOBALS['TYPO3_DB']->exec_SELECTquery('params', 'cache_md5params', 'md5hash='.$GLOBALS['TYPO3_DB']->fullQuoteStr($this->RDCT, 'cache_md5params'));
548 if ($row = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($res)) {
549 $this->updateMD5paramsRecord($this->RDCT);
550 header('Location: '.$row['params']);
551 exit;
552 }
553 }
554
555 /**
556 * Gets instance of PageRenderer
557 *
558 * @return t3lib_PageRenderer
559 */
560 public function getPageRenderer() {
561 if (!isset($this->pageRenderer)) {
562 $this->pageRenderer = t3lib_div::makeInstance('t3lib_PageRenderer');
563 $this->pageRenderer->setTemplateFile(PATH_tslib . 'templates/tslib_page_frontend.html');
564 $this->pageRenderer->setBackPath(TYPO3_mainDir);
565 }
566 return $this->pageRenderer;
567 }
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584 /********************************************
585 *
586 * Initializing, resolving page id
587 *
588 ********************************************/
589
590 /**
591 * Initializes the caching system.
592 *
593 * @return void
594 */
595 protected function initCaches() {
596 if (TYPO3_UseCachingFramework) {
597 $GLOBALS['TT']->push('Initializing the Caching System','');
598
599 $GLOBALS['typo3CacheManager'] = t3lib_div::makeInstance('t3lib_cache_Manager');
600 $GLOBALS['typo3CacheFactory'] = t3lib_div::makeInstance('t3lib_cache_Factory');
601 $GLOBALS['typo3CacheFactory']->setCacheManager($GLOBALS['typo3CacheManager']);
602
603 try {
604 $this->pageCache = $GLOBALS['typo3CacheManager']->getCache(
605 'cache_pages'
606 );
607 } catch(t3lib_cache_exception_NoSuchCache $e) {
608 t3lib_cache::initPageCache();
609
610 $this->pageCache = $GLOBALS['typo3CacheManager']->getCache(
611 'cache_pages'
612 );
613 }
614
615 t3lib_cache::initPageSectionCache();
616 t3lib_cache::initContentHashCache();
617
618 $GLOBALS['TT']->pull();
619 }
620 }
621
622 /**
623 * Initializes the front-end login user.
624 *
625 * @return void
626 */
627 function initFEuser() {
628 $this->fe_user = t3lib_div::makeInstance('tslib_feUserAuth');
629
630 $this->fe_user->lockIP = $this->TYPO3_CONF_VARS['FE']['lockIP'];
631 $this->fe_user->lockHashKeyWords = $this->TYPO3_CONF_VARS['FE']['lockHashKeyWords'];
632 $this->fe_user->checkPid = $this->TYPO3_CONF_VARS['FE']['checkFeUserPid'];
633 $this->fe_user->lifetime = intval($this->TYPO3_CONF_VARS['FE']['lifetime']);
634 $this->fe_user->checkPid_value = $GLOBALS['TYPO3_DB']->cleanIntList(t3lib_div::_GP('pid')); // List of pid's acceptable
635
636 // Check if a session is transferred:
637 if (t3lib_div::_GP('FE_SESSION_KEY')) {
638 $fe_sParts = explode('-',t3lib_div::_GP('FE_SESSION_KEY'));
639 if (!strcmp(md5($fe_sParts[0].'/'.$this->TYPO3_CONF_VARS['SYS']['encryptionKey']), $fe_sParts[1])) { // If the session key hash check is OK:
640 $_COOKIE[$this->fe_user->name] = $fe_sParts[0];
641 $this->fe_user->forceSetCookie = 1;
642 }
643 }
644
645 if ($this->TYPO3_CONF_VARS['FE']['dontSetCookie']) {
646 $this->fe_user->dontSetCookie=1;
647 }
648
649 $this->fe_user->start();
650 $this->fe_user->unpack_uc('');
651 $this->fe_user->fetchSessionData(); // Gets session data
652 $recs = t3lib_div::_GP('recs');
653 if (is_array($recs)) { // If any record registration is submitted, register the record.
654 $this->fe_user->record_registration($recs, $this->TYPO3_CONF_VARS['FE']['maxSessionDataSize']);
655 }
656
657 // Call hook for possible manipulation of frontend user object
658 if (is_array($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['initFEuser'])) {
659 $_params = array('pObj' => &$this);
660 foreach($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['initFEuser'] as $_funcRef) {
661 t3lib_div::callUserFunction($_funcRef,$_params,$this);
662 }
663 }
664
665 // For every 60 seconds the is_online timestamp is updated.
666 if (is_array($this->fe_user->user) && $this->fe_user->user['uid'] && $this->fe_user->user['is_online']<($GLOBALS['EXEC_TIME']-60)) {
667 $GLOBALS['TYPO3_DB']->exec_UPDATEquery('fe_users', 'uid='.intval($this->fe_user->user['uid']), array('is_online' => $GLOBALS['EXEC_TIME']));
668 }
669 }
670
671 /**
672 * Initializes the front-end user groups.
673 * Sets ->loginUser and ->gr_list based on front-end user status.
674 *
675 * @return void
676 */
677 function initUserGroups() {
678
679 $this->fe_user->showHiddenRecords = $this->showHiddenRecords; // This affects the hidden-flag selecting the fe_groups for the user!
680 $this->fe_user->fetchGroupData(); // no matter if we have an active user we try to fetch matching groups which can be set without an user (simulation for instance!)
681
682 if (is_array($this->fe_user->user) && count($this->fe_user->groupData['uid'])) {
683 $this->loginUser=1; // global flag!
684 $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!
685 $gr_array = $this->fe_user->groupData['uid'];
686 } else {
687 $this->loginUser=0;
688 $this->gr_list = '0,-1'; // group -1 is not an existing group, but denotes a 'default' group when not logged in. This is used to let elements be hidden, when a user is logged in!
689
690 if ($this->loginAllowedInBranch) {
691 $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.
692 } else {
693 $gr_array = array(); // Set to blank since we will NOT risk any groups being set when no logins are allowed!
694 }
695 }
696
697 // Clean up.
698 $gr_array = array_unique($gr_array); // Make unique...
699 sort($gr_array); // sort
700 if (count($gr_array)) {
701 $this->gr_list.=','.implode(',',$gr_array);
702 }
703
704 if ($this->fe_user->writeDevLog) t3lib_div::devLog('Valid usergroups for TSFE: '.$this->gr_list, 'tslib_fe');
705 }
706
707 /**
708 * Checking if a user is logged in or a group constellation different from "0,-1"
709 *
710 * @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!)
711 */
712 function isUserOrGroupSet() {
713 return is_array($this->fe_user->user) || $this->gr_list!=='0,-1';
714 }
715
716 /**
717 * Provides ways to bypass the '?id=[xxx]&type=[xx]' format, using either PATH_INFO or virtual HTML-documents (using Apache mod_rewrite)
718 *
719 * Two options:
720 * 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)
721 * 2) Using hook which enables features like those provided from "simulatestatic" or "realurl" extension (AKA "Speaking URLs")
722 *
723 * @return void
724 * @link http://typo3.org/doc.0.html?&tx_extrepmgm_pi1[extUid]=270&cHash=4ad9d7acb4
725 */
726 function checkAlternativeIdMethods() {
727 $this->siteScript = t3lib_div::getIndpEnv('TYPO3_SITE_SCRIPT');
728
729 // Call post processing function for custom URL methods.
730 if (is_array($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['checkAlternativeIdMethods-PostProc'])) {
731 $_params = array('pObj' => &$this);
732 foreach($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['checkAlternativeIdMethods-PostProc'] as $_funcRef) {
733 t3lib_div::callUserFunction($_funcRef,$_params,$this);
734 }
735 }
736 }
737
738 /**
739 * Clears the preview-flags, sets sim_exec_time to current time.
740 * 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.
741 *
742 * @return void
743 */
744 function clear_preview() {
745 $this->showHiddenPage = 0;
746 $this->showHiddenRecords = 0;
747 $GLOBALS['SIM_EXEC_TIME'] = $GLOBALS['EXEC_TIME'];
748 $GLOBALS['SIM_ACCESS_TIME'] = $GLOBALS['ACCESS_TIME'];
749 $this->fePreview = 0;
750 }
751
752 /**
753 * Determines the id and evaluates any preview settings
754 * 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.
755 *
756 * @return void
757 */
758 function determineId() {
759
760 // Getting ARG-v values if some
761 $this->setIDfromArgV();
762
763 // If there is a Backend login we are going to check for any preview settings:
764 $GLOBALS['TT']->push('beUserLogin','');
765 if ($this->beUserLogin || $this->doWorkspacePreview()) {
766
767 // Backend user preview features:
768 if ($this->beUserLogin && ($GLOBALS['BE_USER']->adminPanel instanceof tslib_AdminPanel)) {
769 $this->fePreview = $GLOBALS['BE_USER']->adminPanel->extGetFeAdminValue('preview') ? true : false;
770
771 // If admin panel preview is enabled...
772 if ($this->fePreview) {
773 $fe_user_OLD_USERGROUP = $this->fe_user->user['usergroup'];
774
775 $this->showHiddenPage = $GLOBALS['BE_USER']->adminPanel->extGetFeAdminValue('preview', 'showHiddenPages');
776 $this->showHiddenRecords = $GLOBALS['BE_USER']->adminPanel->extGetFeAdminValue('preview', 'showHiddenRecords');
777 // simulate date
778 $simTime = $GLOBALS['BE_USER']->adminPanel->extGetFeAdminValue('preview', 'simulateDate');
779 if ($simTime) {
780 $GLOBALS['SIM_EXEC_TIME'] = $simTime;
781 $GLOBALS['SIM_ACCESS_TIME'] = $simTime - ($simTime % 60);
782 }
783 // simulate user
784 $simUserGroup = $GLOBALS['BE_USER']->adminPanel->extGetFeAdminValue('preview', 'simulateUserGroup');
785 $this->simUserGroup = $simUserGroup;
786 if ($simUserGroup) $this->fe_user->user['usergroup']=$simUserGroup;
787 if (!$simUserGroup && !$simTime && !$this->showHiddenPage && !$this->showHiddenRecords) {
788 $this->fePreview=0;
789 }
790 }
791 }
792
793 if ($this->id) {
794
795 // Now it's investigated if the raw page-id points to a hidden page and if so, the flag is set.
796 // This does not require the preview flag to be set in the admin panel
797 $idQ = t3lib_div::testInt($this->id) ? 'uid='.intval($this->id) : 'alias='.$GLOBALS['TYPO3_DB']->fullQuoteStr($this->id, 'pages').' AND pid>=0'; // pid>=0 added for the sake of versioning...
798 $count = $GLOBALS['TYPO3_DB']->exec_SELECTcountRows('uid', 'pages', $idQ . ' AND hidden!=0 AND deleted=0');
799 if ($count) {
800 $this->fePreview = 1; // The preview flag is set only if the current page turns out to actually be hidden!
801 $this->showHiddenPage = 1;
802 }
803
804 // For Live workspace: Check root line for proper connection to tree root (done because of possible preview of page / branch versions)
805 if (!$this->fePreview && $this->whichWorkspace()===0) {
806
807 // Initialize the page-select functions to check rootline:
808 $temp_sys_page = t3lib_div::makeInstance('t3lib_pageSelect');
809 $temp_sys_page->init($this->showHiddenPage);
810 // If root line contained NO records and ->error_getRootLine_failPid tells us that it was because of a pid=-1 (indicating a "version" record)...:
811 if (!count($temp_sys_page->getRootLine($this->id,$this->MP)) && $temp_sys_page->error_getRootLine_failPid==-1) {
812
813 // Setting versioningPreview flag and try again:
814 $temp_sys_page->versioningPreview = TRUE;
815 if (count($temp_sys_page->getRootLine($this->id,$this->MP))) {
816 // 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.
817 $this->fePreview = 1;
818 }
819 }
820 }
821 }
822
823 // The preview flag will be set if a backend user is in an offline workspace
824 if (($GLOBALS['BE_USER']->user['workspace_preview'] || t3lib_div::_GP('ADMCMD_view') || $this->doWorkspacePreview()) && ($this->whichWorkspace()===-1 || $this->whichWorkspace()>0)) {
825 $this->fePreview = 2; // Will show special preview message.
826 }
827
828 // If the front-end is showing a preview, caching MUST be disabled.
829 if ($this->fePreview) {
830 $this->set_no_cache();
831 }
832 }
833 $GLOBALS['TT']->pull();
834
835 // Now, get the id, validate access etc:
836 $this->fetch_the_id();
837
838 // Check if backend user has read access to this page. If not, recalculate the id.
839 if ($this->beUserLogin && $this->fePreview) {
840 if (!$GLOBALS['BE_USER']->doesUserHaveAccess($this->page,1)) {
841
842 // Resetting
843 $this->clear_preview();
844 $this->fe_user->user['usergroup'] = $fe_user_OLD_USERGROUP;
845
846 // Fetching the id again, now with the preview settings reset.
847 $this->fetch_the_id();
848 }
849 }
850
851 // Checks if user logins are blocked for a certain branch and if so, will unset user login and re-fetch ID.
852 $this->loginAllowedInBranch = $this->checkIfLoginAllowedInBranch();
853 if (!$this->loginAllowedInBranch) { // Logins are not allowed:
854 if ($this->isUserOrGroupSet()) { // Only if there is a login will we run this...
855
856 // Clear out user and group:
857 unset($this->fe_user->user);
858 $this->gr_list = '0,-1';
859
860 // Fetching the id again, now with the preview settings reset.
861 $this->fetch_the_id();
862 }
863 }
864
865 // Final cleaning.
866 $this->id = $this->contentPid = intval($this->id); // Make sure it's an integer
867 $this->type = intval($this->type); // Make sure it's an integer
868
869 // Look for alternative content PID if page is under version preview:
870 if ($this->fePreview) {
871 if ($this->page['_ORIG_pid']==-1 && $this->page['t3ver_swapmode']==0) { // Current page must have been an offline version and have swapmode set to 0:
872 // 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!
873 $this->contentPid = $this->page['_ORIG_uid'];
874 }
875 }
876
877 // Call post processing function for id determination:
878 if (is_array($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['determineId-PostProc'])) {
879 $_params = array('pObj' => &$this);
880 foreach($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['determineId-PostProc'] as $_funcRef) {
881 t3lib_div::callUserFunction($_funcRef,$_params,$this);
882 }
883 }
884 }
885
886 /**
887 * Get The Page ID
888 * This gets the id of the page, checks if the page is in the domain and if the page is accessible
889 * Sets variables such as $this->sys_page, $this->loginUser, $this->gr_list, $this->id, $this->type, $this->domainStartPage, $this->idParts
890 *
891 * @return void
892 * @access private
893 */
894 function fetch_the_id() {
895 $GLOBALS['TT']->push('fetch_the_id initialize/','');
896
897 // Initialize the page-select functions.
898 $this->sys_page = t3lib_div::makeInstance('t3lib_pageSelect');
899 $this->sys_page->versioningPreview = ($this->fePreview===2 || intval($this->workspacePreview) || t3lib_div::_GP('ADMCMD_view')) ? TRUE : FALSE;
900 $this->sys_page->versioningWorkspaceId = $this->whichWorkspace();
901 $this->sys_page->init($this->showHiddenPage);
902
903 // Set the valid usergroups for FE
904 $this->initUserGroups();
905
906 // Sets sys_page where-clause
907 $this->setSysPageWhereClause();
908
909 // Splitting $this->id by a period (.). First part is 'id' and second part - if exists - will overrule the &type param if given
910 $pParts = explode('.',$this->id);
911 $this->id = $pParts[0]; // Set it.
912 if (isset($pParts[1])) {$this->type=$pParts[1];}
913
914 // Splitting $this->id by a comma (,). First part is 'id' and other parts are just stored for use in scripts.
915 $this->idParts = explode(',',$this->id);
916
917 // Splitting by a '+' sign - used for base64/md5 methods of parameter encryption for simulate static documents.
918 list($pgID,$SSD_p)=explode('+',$this->idParts[0],2);
919 if ($SSD_p) { $this->idPartsAnalyze($SSD_p); }
920 $this->id = $pgID; // Set id
921
922 // If $this->id is a string, it's an alias
923 $this->checkAndSetAlias();
924
925 // The id and type is set to the integer-value - just to be sure...
926 $this->id = intval($this->id);
927 $this->type = intval($this->type);
928 $GLOBALS['TT']->pull();
929
930 // We find the first page belonging to the current domain
931 $GLOBALS['TT']->push('fetch_the_id domain/','');
932 $this->domainStartPage = $this->findDomainRecord($this->TYPO3_CONF_VARS['SYS']['recursiveDomainSearch']); // the page_id of the current domain
933 if (!$this->id) {
934 if ($this->domainStartPage) {
935 $this->id = $this->domainStartPage; // If the id was not previously set, set it to the id of the domain.
936 } else {
937 $theFirstPage = $this->sys_page->getFirstWebPage($this->id); // Find the first 'visible' page in that domain
938 if ($theFirstPage) {
939 $this->id = $theFirstPage['uid'];
940 } else {
941 if ($this->checkPageUnavailableHandler()) {
942 $this->pageUnavailableAndExit('No pages are found on the rootlevel!');
943 } else {
944 $message = 'No pages are found on the rootlevel!';
945 t3lib_div::sysLog($message, 'cms', t3lib_div::SYSLOG_SEVERITY_ERROR);
946 header('HTTP/1.0 503 Service Temporarily Unavailable');
947 $this->printError($message);
948 exit;
949 }
950 }
951 }
952 }
953 $GLOBALS['TT']->pull();
954
955 $GLOBALS['TT']->push('fetch_the_id rootLine/','');
956 $requestedId = $this->id; // We store the originally requested id
957 $this->getPageAndRootlineWithDomain($this->domainStartPage);
958 $GLOBALS['TT']->pull();
959
960 if ($this->pageNotFound && $this->TYPO3_CONF_VARS['FE']['pageNotFound_handling']) {
961 $pNotFoundMsg = array(
962 1 => 'ID was not an accessible page',
963 2 => 'Subsection was found and not accessible',
964 3 => 'ID was outside the domain',
965 4 => 'The requested page alias does not exist'
966 );
967 $this->pageNotFoundAndExit($pNotFoundMsg[$this->pageNotFound]);
968 }
969
970 // set no_cache if set
971 if ($this->page['no_cache']) {
972 $this->set_no_cache();
973 }
974
975 // Init SYS_LASTCHANGED
976 $this->register['SYS_LASTCHANGED'] = intval($this->page['tstamp']);
977 if ($this->register['SYS_LASTCHANGED'] < intval($this->page['SYS_LASTCHANGED'])) {
978 $this->register['SYS_LASTCHANGED'] = intval($this->page['SYS_LASTCHANGED']);
979 }
980 }
981
982 /**
983 * Gets the page and rootline arrays based on the id, $this->id
984 *
985 * If the id does not correspond to a proper page, the 'previous' valid page in the rootline is found
986 * If the page is a shortcut (doktype=4), the ->id is loaded with that id
987 *
988 * 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.
989 *
990 * Sets or manipulates internal variables such as: $this->id, $this->page, $this->rootLine, $this->MP, $this->pageNotFound
991 *
992 * @return void
993 * @access private
994 */
995 function getPageAndRootline() {
996 $this->page = $this->sys_page->getPage($this->id);
997 if (!count($this->page)) {
998 // If no page, we try to find the page before in the rootLine.
999 $this->pageNotFound=1; // Page is 'not found' in case the id itself was not an accessible page. code 1
1000 $this->rootLine = $this->sys_page->getRootLine($this->id,$this->MP);
1001 if (count($this->rootLine)) {
1002 $c=count($this->rootLine)-1;
1003 while($c>0) {
1004
1005 // Add to page access failure history:
1006 $this->pageAccessFailureHistory['direct_access'][] = $this->rootLine[$c];
1007
1008 // Decrease to next page in rootline and check the access to that, if OK, set as page record and ID value.
1009 $c--;
1010 $this->id = $this->rootLine[$c]['uid'];
1011 $this->page = $this->sys_page->getPage($this->id);
1012 if (count($this->page)) { break; }
1013 }
1014 }
1015 // If still no page...
1016 if (!count($this->page)) {
1017 if ($this->TYPO3_CONF_VARS['FE']['pageNotFound_handling']) {
1018 $this->pageNotFoundAndExit('The requested page does not exist!');
1019 } else {
1020 $message = 'The requested page does not exist!';
1021 header('HTTP/1.0 404 Page Not Found');
1022 t3lib_div::sysLog($message, 'cms', t3lib_div::SYSLOG_SEVERITY_ERROR);
1023 $this->printError($message);
1024 exit;
1025 }
1026 }
1027 }
1028
1029 // Spacer is not accessible in frontend
1030 if ($this->page['doktype'] == 199) {
1031 if ($this->TYPO3_CONF_VARS['FE']['pageNotFound_handling']) {
1032 $this->pageNotFoundAndExit('The requested page does not exist!');
1033 } else {
1034 $message = 'The requested page does not exist!';
1035 header('HTTP/1.0 404 Page Not Found');
1036 t3lib_div::sysLog($message, 'cms', t3lib_div::SYSLOG_SEVERITY_ERROR);
1037 $this->printError($message);
1038 exit;
1039 }
1040 }
1041
1042 // Is the ID a link to another page??
1043 if ($this->page['doktype']==4) {
1044 $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.
1045
1046 // saving the page so that we can check later - when we know
1047 // about languages - whether we took the correct shortcut or
1048 // whether a translation of the page overwrites the shortcut
1049 // target and we need to follow the new target
1050 $this->originalShortcutPage = $this->page;
1051
1052 $this->page = $this->getPageShortcut($this->page['shortcut'],$this->page['shortcut_mode'],$this->page['uid']);
1053 $this->id = $this->page['uid'];
1054 }
1055
1056 // Gets the rootLine
1057 $this->rootLine = $this->sys_page->getRootLine($this->id,$this->MP);
1058
1059 // If not rootline we're off...
1060 if (!count($this->rootLine)) {
1061 $ws = $this->whichWorkspace();
1062 if ($this->sys_page->error_getRootLine_failPid==-1 && $ws) {
1063 $this->sys_page->versioningPreview = TRUE;
1064 $this->versioningWorkspaceId = $ws;
1065 $this->rootLine = $this->sys_page->getRootLine($this->id,$this->MP);
1066 }
1067 if (!count($this->rootLine)) {
1068 if ($this->checkPageUnavailableHandler()) {
1069 $this->pageUnavailableAndExit('The requested page didn\'t have a proper connection to the tree-root!');
1070 } else {
1071 $message = 'The requested page didn\'t have a proper connection to the tree-root! <br /><br />('.$this->sys_page->error_getRootLine.')';
1072 header('HTTP/1.0 503 Service Temporarily Unavailable');
1073 t3lib_div::sysLog(str_replace('<br /><br />','',$message), 'cms', t3lib_div::SYSLOG_SEVERITY_ERROR);
1074 $this->printError($message);
1075 exit;
1076 }
1077 }
1078 $this->fePreview = 1;
1079 }
1080
1081 // Checking for include section regarding the hidden/starttime/endtime/fe_user (that is access control of a whole subbranch!)
1082 if ($this->checkRootlineForIncludeSection()) {
1083 if (!count($this->rootLine)) {
1084 if ($this->checkPageUnavailableHandler()) {
1085 $this->pageUnavailableAndExit('The requested page was not accessible!');
1086 } else {
1087 $message = 'The requested page was not accessible!';
1088 header('HTTP/1.0 503 Service Temporarily Unavailable');
1089 t3lib_div::sysLog($message, 'cms', t3lib_div::SYSLOG_SEVERITY_ERROR);
1090 $this->printError($message);
1091 exit;
1092 }
1093 } else {
1094 $el = reset($this->rootLine);
1095 $this->id = $el['uid'];
1096 $this->page = $this->sys_page->getPage($this->id);
1097 $this->rootLine = $this->sys_page->getRootLine($this->id,$this->MP);
1098 }
1099 }
1100 }
1101
1102 /**
1103 * Get page shortcut; Finds the records pointed to by input value $SC (the shortcut value)
1104 *
1105 * @param integer The value of the "shortcut" field from the pages record
1106 * @param integer The shortcut mode: 1 and 2 will select either first subpage or random subpage; the default is the page pointed to by $SC
1107 * @param integer The current page UID of the page which is a shortcut
1108 * @param integer Safety feature which makes sure that the function is calling itself recursively max 20 times (since this function can find shortcuts to other shortcuts to other shortcuts...)
1109 * @param array An array filled with previous page uids tested by the function - new page uids are evaluated against this to avoid going in circles.
1110 * @return mixed Returns the page record of the page that the shortcut pointed to.
1111 * @access private
1112 * @see getPageAndRootline()
1113 */
1114 function getPageShortcut($SC,$mode,$thisUid,$itera=20,$pageLog=array()) {
1115 $idArray = t3lib_div::intExplode(',',$SC);
1116
1117 // Find $page record depending on shortcut mode:
1118 switch($mode) {
1119 case 1:
1120 case 2:
1121 $pageArray = $this->sys_page->getMenu($idArray[0]?$idArray[0]:$thisUid,'*','sorting','AND pages.doktype<199 AND pages.doktype!=6');
1122 $pO = 0;
1123 if ($mode==2 && count($pageArray)) { // random
1124 $randval = intval(rand(0,count($pageArray)-1));
1125 $pO = $randval;
1126 }
1127 $c = 0;
1128 reset($pageArray);
1129 while(list(,$pV)=each($pageArray)) {
1130 if ($c==$pO) {
1131 $page = $pV;
1132 break;
1133 }
1134 $c++;
1135 }
1136 break;
1137 default:
1138 $page = $this->sys_page->getPage($idArray[0]);
1139 break;
1140 }
1141
1142 // Check if short cut page was a shortcut itself, if so look up recursively:
1143 if ($page['doktype']==4) {
1144 if (!in_array($page['uid'],$pageLog) && $itera>0) {
1145 $pageLog[] = $page['uid'];
1146 $page = $this->getPageShortcut($page['shortcut'],$page['shortcut_mode'],$page['uid'],$itera-1,$pageLog);
1147 } else {
1148 $pageLog[] = $page['uid'];
1149 $message = 'Page shortcuts were looping in uids '.implode(',',$pageLog).'...!';
1150 header('HTTP/1.0 500 Internal Server Error');
1151 t3lib_div::sysLog($message, 'cms', t3lib_div::SYSLOG_SEVERITY_ERROR);
1152 $this->printError($message);
1153 exit;
1154 }
1155 }
1156 // Return resulting page:
1157 return $page;
1158 }
1159
1160 /**
1161 * Checks the current rootline for defined sections.
1162 *
1163 * @return boolean
1164 * @access private
1165 */
1166 function checkRootlineForIncludeSection() {
1167 $c=count($this->rootLine);
1168 $removeTheRestFlag=0;
1169
1170 for ($a=0;$a<$c;$a++) {
1171 if (!$this->checkPagerecordForIncludeSection($this->rootLine[$a])) {
1172 // Add to page access failure history:
1173 $this->pageAccessFailureHistory['sub_section'][] = $this->rootLine[$a];
1174 $removeTheRestFlag=1;
1175 }
1176 if ($this->rootLine[$a]['doktype']==6) {
1177 if ($this->beUserLogin) { // If there is a backend user logged in, check if he has read access to the page:
1178 $res = $GLOBALS['TYPO3_DB']->exec_SELECTquery('uid', 'pages', 'uid='.intval($this->id).' AND '.$GLOBALS['BE_USER']->getPagePermsClause(1)); // versionOL()?
1179 list($isPage) = $GLOBALS['TYPO3_DB']->sql_fetch_row($res);
1180 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...
1181 } else { // Dont go here, if there is no backend user logged in.
1182 $removeTheRestFlag=1;
1183 }
1184 }
1185 if ($removeTheRestFlag) {
1186 $this->pageNotFound=2; // Page is 'not found' in case a subsection was found and not accessible, code 2
1187 unset($this->rootLine[$a]);
1188 }
1189 }
1190 return $removeTheRestFlag;
1191 }
1192
1193 /**
1194 * Checks page record for enableFields
1195 * Returns true if enableFields does not disable the page record.
1196 * Takes notice of the ->showHiddenPage flag and uses SIM_ACCESS_TIME for start/endtime evaluation
1197 *
1198 * @param array The page record to evaluate (needs fields: hidden, starttime, endtime, fe_group)
1199 * @param boolean Bypass group-check
1200 * @return boolean True, if record is viewable.
1201 * @see tslib_cObj::getTreeList(), checkPagerecordForIncludeSection()
1202 */
1203 function checkEnableFields($row,$bypassGroupCheck=FALSE) {
1204 if ((!$row['hidden'] || $this->showHiddenPage)
1205 && $row['starttime']<=$GLOBALS['SIM_ACCESS_TIME']
1206 && ($row['endtime']==0 || $row['endtime']>$GLOBALS['SIM_ACCESS_TIME'])
1207 && ($bypassGroupCheck || $this->checkPageGroupAccess($row))
1208 ) { return TRUE; }
1209 }
1210
1211 /**
1212 * Check group access against a page record
1213 *
1214 * @param array The page record to evaluate (needs field: fe_group)
1215 * @param mixed List of group id's (comma list or array). Default is $this->gr_list
1216 * @return boolean True, if group access is granted.
1217 * @access private
1218 */
1219 function checkPageGroupAccess($row, $groupList=NULL) {
1220 if(is_null($groupList)) {
1221 $groupList = $this->gr_list;
1222 }
1223 if(!is_array($groupList)) {
1224 $groupList = explode(',', $groupList);
1225 }
1226 $pageGroupList = explode(',', $row['fe_group'] ? $row['fe_group'] : 0);
1227 return count(array_intersect($groupList, $pageGroupList)) > 0;
1228 }
1229
1230 /**
1231 * Checks page record for include section
1232 *
1233 * @param array The page record to evaluate (needs fields: extendToSubpages + hidden, starttime, endtime, fe_group)
1234 * @return boolean Returns true if either extendToSubpages is not checked or if the enableFields does not disable the page record.
1235 * @access private
1236 * @see checkEnableFields(), tslib_cObj::getTreeList(), checkRootlineForIncludeSection()
1237 */
1238 function checkPagerecordForIncludeSection($row) {
1239 return (!$row['extendToSubpages'] || $this->checkEnableFields($row)) ? 1 : 0;
1240 }
1241
1242 /**
1243 * 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!)
1244 *
1245 * @return boolean returns TRUE if logins are OK, otherwise false (and then the login user must be unset!)
1246 */
1247 function checkIfLoginAllowedInBranch() {
1248
1249 // Initialize:
1250 $c = count($this->rootLine);
1251 $disable = FALSE;
1252
1253 // Traverse root line from root and outwards:
1254 for ($a=0; $a<$c; $a++) {
1255
1256 // If a value is set for login state:
1257 if ($this->rootLine[$a]['fe_login_mode'] > 0) {
1258
1259 // Determine state from value:
1260 $disable = (int)$this->rootLine[$a]['fe_login_mode'] === 1 ? TRUE : FALSE;
1261 }
1262 }
1263
1264 return !$disable;
1265 }
1266
1267 /**
1268 * 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
1269 *
1270 * @return array Summary of why page access was not allowed.
1271 */
1272 function getPageAccessFailureReasons() {
1273 $output = array();
1274
1275 $combinedRecords = array_merge(
1276 is_array($this->pageAccessFailureHistory['direct_access']) ? $this->pageAccessFailureHistory['direct_access'] : array(array('fe_group'=>0)), // Adding fake first record for direct access if none, otherwise $k==0 below will be indicating a sub-section record to be first direct_access record which is of course false!
1277 is_array($this->pageAccessFailureHistory['sub_section']) ? $this->pageAccessFailureHistory['sub_section'] : array()
1278 );
1279
1280 if (count($combinedRecords)) {
1281 foreach($combinedRecords as $k => $pagerec) {
1282 // 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
1283 // If $k>0 it is parent pages being tested. They are only significant for the access to the first page IF they had the extendToSubpages flag set, hence checked only then!
1284 if (!$k || $pagerec['extendToSubpages']) {
1285 if ($pagerec['hidden']) $output['hidden'][$pagerec['uid']] = TRUE;
1286 if ($pagerec['starttime'] > $GLOBALS['SIM_ACCESS_TIME']) $output['starttime'][$pagerec['uid']] = $pagerec['starttime'];
1287 if ($pagerec['endtime']!=0 && $pagerec['endtime'] <= $GLOBALS['SIM_ACCESS_TIME']) $output['endtime'][$pagerec['uid']] = $pagerec['endtime'];
1288 if (!$this->checkPageGroupAccess($pagerec)) $output['fe_group'][$pagerec['uid']] = $pagerec['fe_group'];
1289 }
1290 }
1291 }
1292
1293 return $output;
1294 }
1295
1296 /**
1297 * This checks if there are ARGV-parameters in the QUERY_STRING and if so, those are used for the id
1298 * $this->id must be 'false' in order for any processing to happen in here
1299 * If an id/alias value is extracted from the QUERY_STRING it is set in $this->id
1300 *
1301 * @return void
1302 * @access private
1303 */
1304 function setIDfromArgV() {
1305 if (!$this->id) {
1306 list($theAlias) = explode('&',t3lib_div::getIndpEnv('QUERY_STRING'));
1307 $theAlias = trim($theAlias);
1308 $this->id = ($theAlias != '' && strpos($theAlias, '=') === false) ? $theAlias : 0;
1309 }
1310 }
1311
1312 /**
1313 * Gets ->page and ->rootline information based on ->id. ->id may change during this operation.
1314 * If not inside domain, then default to first page in domain.
1315 *
1316 * @param integer Page uid of the page where the found domain record is (pid of the domain record)
1317 * @return void
1318 * @access private
1319 */
1320 function getPageAndRootlineWithDomain($domainStartPage) {
1321 $this->getPageAndRootline();
1322
1323 // Checks if the $domain-startpage is in the rootLine. This is necessary so that references to page-id's from other domains are not possible.
1324 if ($domainStartPage && is_array($this->rootLine)) {
1325 reset ($this->rootLine);
1326 $idFound = 0;
1327 while(list($key,$val)=each($this->rootLine)) {
1328 if ($val['uid']==$domainStartPage) {
1329 $idFound=1;
1330 break;
1331 }
1332 }
1333 if (!$idFound) {
1334 $this->pageNotFound=3; // Page is 'not found' in case the id was outside the domain, code 3
1335 $this->id = $domainStartPage;
1336 $this->getPageAndRootline(); //re-get the page and rootline if the id was not found.
1337 }
1338 }
1339 }
1340
1341 /**
1342 * Sets sys_page where-clause
1343 *
1344 * @return void
1345 * @access private
1346 */
1347 function setSysPageWhereClause() {
1348 $this->sys_page->where_hid_del.=' AND pages.doktype<200';
1349 $this->sys_page->where_groupAccess = $this->sys_page->getMultipleGroupsWhereClause('pages.fe_group', 'pages');
1350 }
1351
1352 /**
1353 * Looking up a domain record based on HTTP_HOST
1354 *
1355 * @param boolean If set, it looks "recursively" meaning that a domain like "123.456.typo3.com" would find a domain record like "typo3.com" if "123.456.typo3.com" or "456.typo3.com" did not exist.
1356 * @return integer Returns the page id of the page where the domain record was found.
1357 * @access private
1358 */
1359 function findDomainRecord($recursive=0) {
1360 if ($recursive) {
1361 $host = explode('.',t3lib_div::getIndpEnv('HTTP_HOST'));
1362 while(count($host)) {
1363 $pageUid = $this->sys_page->getDomainStartPage(implode('.',$host),t3lib_div::getIndpEnv('SCRIPT_NAME'),t3lib_div::getIndpEnv('REQUEST_URI'));
1364 if ($pageUid) return $pageUid; else array_shift($host);
1365 }
1366 return $pageUid;
1367 } else {
1368 return $this->sys_page->getDomainStartPage(t3lib_div::getIndpEnv('HTTP_HOST'),t3lib_div::getIndpEnv('SCRIPT_NAME'),t3lib_div::getIndpEnv('REQUEST_URI'));
1369 }
1370 }
1371
1372 /**
1373 * Page unavailable handler for use in frontend plugins from extensions.
1374 *
1375 * @param string Reason text
1376 * @param string HTTP header to send
1377 * @return void Function exits.
1378 */
1379 function pageUnavailableAndExit($reason='', $header='') {
1380 $header = $header ? $header : $this->TYPO3_CONF_VARS['FE']['pageUnavailable_handling_statheader'];
1381 $this->pageUnavailableHandler($this->TYPO3_CONF_VARS['FE']['pageUnavailable_handling'], $header, $reason);
1382 exit;
1383 }
1384
1385 /**
1386 * Page-not-found handler for use in frontend plugins from extensions.
1387 *
1388 * @param string Reason text
1389 * @param string HTTP header to send
1390 * @return void Function exits.
1391 */
1392 function pageNotFoundAndExit($reason='', $header='') {
1393 $header = $header ? $header : $this->TYPO3_CONF_VARS['FE']['pageNotFound_handling_statheader'];
1394 $this->pageNotFoundHandler($this->TYPO3_CONF_VARS['FE']['pageNotFound_handling'], $header, $reason);
1395 exit;
1396 }
1397
1398 /**
1399 * Checks whether the pageUnavailableHandler should be used. To be used, pageUnavailable_handling must be set
1400 * and devIPMask must not match the current visitor's IP address.
1401 *
1402 * @return boolean True/false whether the pageUnavailable_handler should be used.
1403 */
1404 function checkPageUnavailableHandler() {
1405 if($this->TYPO3_CONF_VARS['FE']['pageUnavailable_handling'] &&
1406 !t3lib_div::cmpIP(t3lib_div::getIndpEnv('REMOTE_ADDR'), $this->TYPO3_CONF_VARS['SYS']['devIPmask'])) {
1407 $checkPageUnavailableHandler = TRUE;
1408 } else {
1409 $checkPageUnavailableHandler = FALSE;
1410 }
1411
1412 return $checkPageUnavailableHandler;
1413 }
1414
1415 /**
1416 * Page unavailable handler. Acts a wrapper for the pageErrorHandler method.
1417 *
1418 * @param mixed Which type of handling; If a true PHP-boolean or TRUE then a ->printError message is outputted. If integer an error message with that number is shown. Otherwise the $code value is expected to be a "Location:" header value.
1419 * @param string If set, this is passed directly to the PHP function, header()
1420 * @param string If set, error messages will also mention this as the reason for the page-not-found.
1421 * @return void (The function exits!)
1422 */
1423 function pageUnavailableHandler($code, $header, $reason) {
1424 $this->pageErrorHandler($code, $header, $reason);
1425 }
1426
1427 /**
1428 * Page not found handler. Acts a wrapper for the pageErrorHandler method.
1429 *
1430 * @param mixed Which type of handling; If a true PHP-boolean or TRUE then a ->printError message is outputted. If integer an error message with that number is shown. Otherwise the $code value is expected to be a "Location:" header value.
1431 * @param string If set, this is passed directly to the PHP function, header()
1432 * @param string If set, error messages will also mention this as the reason for the page-not-found.
1433 * @return void (The function exits!)
1434 */
1435 function pageNotFoundHandler($code, $header='', $reason='') {
1436 $this->pageErrorHandler($code, $header, $reason);
1437 }
1438
1439 /**
1440 * Generic error page handler.
1441 * Exits.
1442 *
1443 * @param mixed Which type of handling; If a true PHP-boolean or TRUE then a ->printError message is outputted. If integer an error message with that number is shown. Otherwise the $code value is expected to be a "Location:" header value.
1444 * @param string If set, this is passed directly to the PHP function, header()
1445 * @param string If set, error messages will also mention this as the reason for the page-not-found.
1446 * @return void (The function exits!)
1447 */
1448 function pageErrorHandler($code, $header='', $reason='') {
1449
1450 // Issue header in any case:
1451 if ($header) {
1452 $headerArr = preg_split('/\r|\n/',$header,-1,PREG_SPLIT_NO_EMPTY);
1453 foreach ($headerArr as $header) {
1454 header ($header);
1455 }
1456 }
1457
1458 // Create response:
1459 if (gettype($code)=='boolean' || !strcmp($code,1)) { // Simply boolean; Just shows TYPO3 error page with reason:
1460 $this->printError('The page did not exist or was inaccessible.'.($reason ? ' Reason: '.htmlspecialchars($reason) : ''));
1461 } elseif (t3lib_div::isFirstPartOfStr($code,'USER_FUNCTION:')) {
1462 $funcRef = trim(substr($code,14));
1463 $params = array(
1464 'currentUrl' => t3lib_div::getIndpEnv('REQUEST_URI'),
1465 'reasonText' => $reason,
1466 'pageAccessFailureReasons' => $this->getPageAccessFailureReasons()
1467 );
1468 echo t3lib_div::callUserFunction($funcRef,$params,$this);
1469 } elseif (t3lib_div::isFirstPartOfStr($code,'READFILE:')) {
1470 $readFile = t3lib_div::getFileAbsFileName(trim(substr($code,9)));
1471 if (@is_file($readFile)) {
1472 $fileContent = t3lib_div::getUrl($readFile);
1473 $fileContent = str_replace('###CURRENT_URL###', t3lib_div::getIndpEnv('REQUEST_URI'), $fileContent);
1474 $fileContent = str_replace('###REASON###', htmlspecialchars($reason), $fileContent);
1475 echo $fileContent;
1476 } else {
1477 $this->printError('Configuration Error: 404 page "'.$readFile.'" could not be found.');
1478 }
1479 } elseif (t3lib_div::isFirstPartOfStr($code,'REDIRECT:')) {
1480 t3lib_div::redirect(substr($code, 9));
1481 } elseif (strlen($code)) {
1482 // Check if URL is relative
1483 $url_parts = parse_url($code);
1484 if ($url_parts['host'] == '') {
1485 $url_parts['host'] = t3lib_div::getIndpEnv('HTTP_HOST');
1486 $code = t3lib_div::getIndpEnv('TYPO3_REQUEST_HOST') . $code;
1487 $checkBaseTag = false;
1488 } else {
1489 $checkBaseTag = true;
1490 }
1491
1492 // Check recursion
1493 if ($code == t3lib_div::getIndpEnv('TYPO3_REQUEST_URL')) {
1494 if ($reason == '') {
1495 $reason = 'Page cannot be found.';
1496 }
1497 $reason.= chr(10) . chr(10) . 'Additionally, ' . $code . ' was not found while trying to retrieve the error document.';
1498 $this->printError('Reason: '.nl2br(htmlspecialchars($reason)));
1499 exit();
1500 }
1501
1502 // Prepare headers
1503 $headerArr = array(
1504 'User-agent: ' . t3lib_div::getIndpEnv('HTTP_USER_AGENT'),
1505 'Referer: ' . t3lib_div::getIndpEnv('TYPO3_REQUEST_URL')
1506 );
1507 $res = t3lib_div::getURL($code, 1, $headerArr);
1508
1509 // Header and content are separated by an empty line
1510 list($header, $content) = explode("\r\n\r\n", $res, 2);
1511 $content.= "\r\n";
1512
1513 if (false === $res) {
1514 // Last chance -- redirect
1515 t3lib_div::redirect($code);
1516 } else {
1517
1518 $forwardHeaders = array( // Forward these response headers to the client
1519 'Content-Type:',
1520 );
1521 $headerArr = preg_split('/\r|\n/',$header,-1,PREG_SPLIT_NO_EMPTY);
1522 foreach ($headerArr as $header) {
1523 foreach ($forwardHeaders as $h) {
1524 if (preg_match('/^'.$h.'/', $header)) {
1525 header ($header);
1526 }
1527 }
1528 }
1529 // Put <base> if necesary
1530 if ($checkBaseTag) {
1531
1532 // If content already has <base> tag, we do not need to do anything
1533 if (false === stristr($content, '<base ')) {
1534
1535 // Generate href for base tag
1536 $base = $url_parts['scheme'] . '://';
1537 if ($url_parts['user'] != '') {
1538 $base.= $url_parts['user'];
1539 if ($url_parts['pass'] != '') {
1540 $base.= ':' . $url_parts['pass'];
1541 }
1542 $base.= '@';
1543 }
1544 $base.= $url_parts['host'];
1545
1546 // Add path portion skipping possible file name
1547 $base.= preg_replace('/(.*\/)[^\/]*/', '${1}', $url_parts['path']);
1548
1549 // Put it into content (generate also <head> if necessary)
1550 $replacement = chr(10) . '<base href="' . htmlentities($base) . '" />' . chr(10);
1551 if (stristr($content, '<head>')) {
1552 $content = preg_replace('/(<head>)/i', '\1' . $replacement, $content);
1553 } else {
1554 $content = preg_replace('/(<html[^>]*>)/i', '\1<head>' . $replacement . '</head>', $content);
1555 }
1556 }
1557 }
1558 echo $content; // Output the content
1559 }
1560 } else {
1561 $this->printError($reason ? 'Reason: '.htmlspecialchars($reason) : 'Page cannot be found.');
1562 }
1563 exit();
1564 }
1565
1566 /**
1567 * Fetches the integer page id for a page alias.
1568 * 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 $this->id
1569 *
1570 * @return void
1571 * @access private
1572 */
1573 function checkAndSetAlias() {
1574 if ($this->id && !t3lib_div::testInt($this->id)) {
1575 $aid = $this->sys_page->getPageIdFromAlias($this->id);
1576 if ($aid) {
1577 $this->id = $aid;
1578 } else {
1579 $this->pageNotFound = 4;
1580 }
1581 }
1582 }
1583
1584 /**
1585 * 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 $_GET
1586 * If values for ->cHash, ->no_cache, ->jumpurl and ->MP is found, they are also loaded into the internal vars of this class.
1587 *
1588 * @param string String to analyze
1589 * @return void
1590 * @access private
1591 * @deprecated since TYPO3 4.3, will be removed in TYPO3 4.5, please use the "simulatestatic" sysext directly
1592 */
1593 function idPartsAnalyze($str) {
1594 $GET_VARS = '';
1595 switch(substr($str,0,2)) {
1596 case 'B6':
1597 $addParams = base64_decode(str_replace('_','=',str_replace('-','/',substr($str,2))));
1598 parse_str($addParams,$GET_VARS);
1599 break;
1600 case 'M5':
1601 $res = $GLOBALS['TYPO3_DB']->exec_SELECTquery('params', 'cache_md5params', 'md5hash='.$GLOBALS['TYPO3_DB']->fullQuoteStr(substr($str,2), 'cache_md5params'));
1602 $row = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($res);
1603
1604 $this->updateMD5paramsRecord(substr($str,2));
1605 parse_str($row['params'],$GET_VARS);
1606 break;
1607 }
1608
1609 $this->mergingWithGetVars($GET_VARS);
1610 }
1611
1612 /**
1613 * Merging values into the global $_GET
1614 *
1615 * @param array Array of key/value pairs that will be merged into the current GET-vars. (Non-escaped values)
1616 * @return void
1617 */
1618 function mergingWithGetVars($GET_VARS) {
1619 if (is_array($GET_VARS)) {
1620 $realGet = t3lib_div::_GET(); // Getting $_GET var, unescaped.
1621 if (!is_array($realGet)) $realGet = array();
1622
1623 // Merge new values on top:
1624 $realGet = t3lib_div::array_merge_recursive_overrule($realGet,$GET_VARS);
1625
1626 // Write values back to $_GET:
1627 t3lib_div::_GETset($realGet);
1628
1629 // Setting these specifically (like in the init-function):
1630 if (isset($GET_VARS['type'])) $this->type = intval($GET_VARS['type']);
1631 if (isset($GET_VARS['cHash'])) $this->cHash = $GET_VARS['cHash'];
1632 if (isset($GET_VARS['jumpurl'])) $this->jumpurl = $GET_VARS['jumpurl'];
1633 if (isset($GET_VARS['MP'])) $this->MP = $this->TYPO3_CONF_VARS['FE']['enable_mount_pids'] ? $GET_VARS['MP'] : '';
1634
1635 if (isset($GET_VARS['no_cache']) && $GET_VARS['no_cache']) $this->set_no_cache();
1636 }
1637 }
1638
1639 /**
1640 * Looking for a ADMCMD_prev code, looks it up if found and returns configuration data.
1641 * 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.
1642 * 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.
1643 * 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.
1644 *
1645 * @return array Preview configuration array from sys_preview record.
1646 * @see t3lib_BEfunc::compilePreviewKeyword()
1647 */
1648 function ADMCMD_preview(){
1649 $inputCode = t3lib_div::_GP('ADMCMD_prev');
1650
1651 // If no inputcode and a cookie is set, load input code from cookie:
1652 if (!$inputCode && $_COOKIE['ADMCMD_prev']) {
1653 $inputCode = $_COOKIE['ADMCMD_prev'];
1654 }
1655
1656 // If inputcode now, look up the settings:
1657 if ($inputCode) {
1658
1659 if ($inputCode=='LOGOUT') { // "log out":
1660 SetCookie('ADMCMD_prev', '', 0, t3lib_div::getIndpEnv('TYPO3_SITE_PATH'));
1661 if ($this->TYPO3_CONF_VARS['FE']['workspacePreviewLogoutTemplate']) {
1662 if (@is_file(PATH_site.$this->TYPO3_CONF_VARS['FE']['workspacePreviewLogoutTemplate'])) {
1663 $message = t3lib_div::getUrl(PATH_site.$this->TYPO3_CONF_VARS['FE']['workspacePreviewLogoutTemplate']);
1664 } else {
1665 $message = '<b>ERROR!</b><br>Template File "'.$this->TYPO3_CONF_VARS['FE']['workspacePreviewLogoutTemplate'].'" configured with $TYPO3_CONF_VARS["FE"]["workspacePreviewLogoutTemplate"] not found. Please contact webmaster about this problem.';
1666 }
1667 } else {
1668 $message = 'You logged out from Workspace preview mode. Click this link to <a href="%1$s">go back to the website</a>';
1669 }
1670 die(sprintf($message,
1671 htmlspecialchars(preg_replace('/\&?ADMCMD_prev=[[:alnum:]]+/','',t3lib_div::_GET('returnUrl')))
1672 ));
1673 }
1674
1675 // Look for keyword configuration record:
1676 list($previewData) = $GLOBALS['TYPO3_DB']->exec_SELECTgetRows(
1677 '*',
1678 'sys_preview',
1679 'keyword='.$GLOBALS['TYPO3_DB']->fullQuoteStr($inputCode, 'sys_preview').
1680 ' AND endtime>' . $GLOBALS['EXEC_TIME']
1681 );
1682
1683 // Get: Backend login status, Frontend login status
1684 // - Make sure to remove fe/be cookies (temporarily); BE already done in ADMCMD_preview_postInit()
1685 if (is_array($previewData)) {
1686 if (!count(t3lib_div::_POST())) {
1687 // Unserialize configuration:
1688 $previewConfig = unserialize($previewData['config']);
1689
1690 if ($previewConfig['fullWorkspace']) { // For full workspace preview we only ADD a get variable to set the preview of the workspace - so all other Get vars are accepted. Hope this is not a security problem. Still posting is not allowed and even if a backend user get initialized it shouldn't lead to situations where users can use those credentials.
1691
1692 // Set the workspace preview value:
1693 t3lib_div::_GETset($previewConfig['fullWorkspace'],'ADMCMD_previewWS');
1694
1695 // 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...
1696 if (t3lib_div::_GP('ADMCMD_prev')) {
1697 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.
1698 }
1699 return $previewConfig;
1700 } elseif (t3lib_div::getIndpEnv('TYPO3_SITE_URL').'index.php?ADMCMD_prev='.$inputCode === t3lib_div::getIndpEnv('TYPO3_REQUEST_URL')) {
1701
1702 // Set GET variables:
1703 $GET_VARS = '';
1704 parse_str($previewConfig['getVars'], $GET_VARS);
1705 t3lib_div::_GETset($GET_VARS);
1706
1707 // Return preview keyword configuration:
1708 return $previewConfig;
1709 } else die(htmlspecialchars('Request URL did not match "'.t3lib_div::getIndpEnv('TYPO3_SITE_URL').'index.php?ADMCMD_prev='.$inputCode.'"')); // This check is to prevent people from setting additional GET vars via realurl or other URL path based ways of passing parameters.
1710 } else die('POST requests are incompatible with keyword preview.');
1711 } else die('ADMCMD command could not be executed! (No keyword configuration found)');
1712 }
1713 }
1714
1715 /**
1716 * Configuration after initialization of TSFE object.
1717 * Basically this unsets the BE cookie if any and forces the BE user set according to the preview configuration.
1718 *
1719 * @param array Preview configuration, see ADMCMD_preview()
1720 * @return void
1721 * @see ADMCMD_preview(), index_ts.php
1722 */
1723 function ADMCMD_preview_postInit($previewConfig){
1724 if (is_array($previewConfig)) {
1725
1726 // Clear cookies:
1727 unset($_COOKIE['be_typo_user']);
1728 $this->ADMCMD_preview_BEUSER_uid = $previewConfig['BEUSER_uid'];
1729
1730 } else die('Error in preview configuration.');
1731 }
1732
1733
1734
1735
1736
1737
1738
1739
1740
1741
1742
1743 /********************************************
1744 *
1745 * Template and caching related functions.
1746 *
1747 *******************************************/
1748
1749 /**
1750 * Calculates a hash string based on additional parameters in the url. This is used to cache pages with more parameters than just id and type
1751 *
1752 * @return void
1753 * @see reqCHash()
1754 */
1755 function makeCacheHash() {
1756 // No need to test anything if caching was already disabled.
1757 if ($this->no_cache && !$this->TYPO3_CONF_VARS['FE']['pageNotFoundOnCHashError']) {
1758 return;
1759 }
1760
1761 $GET = t3lib_div::_GET();
1762 if ($this->cHash && is_array($GET)) {
1763 $this->cHash_array = t3lib_div::cHashParams(t3lib_div::implodeArrayForUrl('',$GET));
1764 $cHash_calc = t3lib_div::calculateCHash($this->cHash_array);
1765
1766 if ($cHash_calc!=$this->cHash) {
1767 if ($this->TYPO3_CONF_VARS['FE']['pageNotFoundOnCHashError']) {
1768 $this->pageNotFoundAndExit('Request parameters could not be validated (&cHash comparison failed)');
1769 } else {
1770 $this->set_no_cache();
1771 $GLOBALS['TT']->setTSlogMessage('The incoming cHash "'.$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);
1772 }
1773 }
1774 }
1775 }
1776
1777 /**
1778 * Will disable caching if the cHash value was not set.
1779 * 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)
1780 *
1781 * @return void
1782 * @see makeCacheHash(), tslib_pibase::pi_cHashCheck()
1783 */
1784 function reqCHash() {
1785 if (!$this->cHash) {
1786 if ($this->TYPO3_CONF_VARS['FE']['pageNotFoundOnCHashError']) {
1787 if ($this->tempContent) { $this->clearPageCacheContent(); }
1788 $this->pageNotFoundAndExit('Request parameters could not be validated (&cHash empty)');
1789 } else {
1790 $this->set_no_cache();
1791 $GLOBALS['TT']->setTSlogMessage('TSFE->reqCHash(): No &cHash parameter was sent for GET vars though required so caching is disabled',2);
1792 }
1793 }
1794 }
1795
1796 /**
1797 * Splits the input query-parameters into an array with certain parameters filtered out.
1798 * Used to create the cHash value
1799 *
1800 * @param string Query-parameters: "&xxx=yyy&zzz=uuu"
1801 * @return array Array with key/value pairs of query-parameters WITHOUT a certain list of variable names (like id, type, no_cache etc) and WITH a variable, encryptionKey, specific for this server/installation
1802 * @access private
1803 * @see makeCacheHash(), tslib_cObj::typoLink()
1804 * @obsolete
1805 */
1806 function cHashParams($addQueryParams) {
1807 return t3lib_div::cHashParams($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 $this->config = (array)unserialize($row['cache_data']); // Fetches the lowlevel config stored with the cached data
1885 $this->content = (TYPO3_UseCachingFramework ? $row['content'] : $row['HTML']); // Getting the content
1886 $this->tempContent = $row['temp_content']; // Flag for temp content
1887 $this->cacheContentFlag = 1; // Setting flag, so we know, that some cached content has been loaded
1888 $this->cacheExpires = $row['expires'];
1889
1890 if ($this->TYPO3_CONF_VARS['FE']['debug'] || (isset($this->config['config']['debug']) && $this->config['config']['debug'])) {
1891 $dateFormat = $GLOBALS['TYPO3_CONF_VARS']['SYS']['ddmmyy'];
1892 $timeFormat = $GLOBALS['TYPO3_CONF_VARS']['SYS']['hhmm'];
1893
1894 $this->content.= chr(10).'<!-- Cached page generated '.date($dateFormat.' '.$timeFormat, $row['tstamp']).'. Expires '.Date($dateFormat.' '.$timeFormat, $row['expires']).' -->';
1895 }
1896 }
1897 $GLOBALS['TT']->pull();
1898
1899 } else {
1900 $this->acquirePageGenerationLock($this->pages_lockObj, $lockHash);
1901 }
1902 }
1903 }
1904
1905 /**
1906 * Returning the cached version of page with hash = newHash
1907 *
1908 * @return array Cached row, if any. Otherwise void.
1909 */
1910 function getFromCache_queryRow() {
1911 if (TYPO3_UseCachingFramework) {
1912 $GLOBALS['TT']->push('Cache Query', '');
1913 $row = $this->pageCache->get($this->newHash);
1914 $GLOBALS['TT']->pull();
1915 } else {
1916 $GLOBALS['TT']->push('Cache Query','');
1917 $res = $GLOBALS['TYPO3_DB']->exec_SELECTquery(
1918 'S.*',
1919 'cache_pages S,pages P',
1920 'S.hash='.$GLOBALS['TYPO3_DB']->fullQuoteStr($this->newHash, 'cache_pages').'
1921 AND S.page_id=P.uid
1922 AND S.expires > '.intval($GLOBALS['ACCESS_TIME']).'
1923 AND P.deleted=0
1924 AND P.hidden=0
1925 AND P.starttime<='.intval($GLOBALS['ACCESS_TIME']).'
1926 AND (P.endtime=0 OR P.endtime>'.intval($GLOBALS['ACCESS_TIME']).')'
1927 );
1928 $GLOBALS['TT']->pull();
1929
1930 if ($row = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($res)) {
1931 $this->pageCachePostProcess($row,'get');
1932 }
1933 $GLOBALS['TYPO3_DB']->sql_free_result($res);
1934 }
1935 return $row;
1936 }
1937
1938 /**
1939 * Detecting if shift-reload has been clicked
1940 * Will not be called if re-generation of page happens by other reasons (for instance that the page is not in cache yet!)
1941 * Also, a backend user MUST be logged in for the shift-reload to be detected due to DoS-attack-security reasons.
1942 *
1943 * @return boolean If shift-reload in client browser has been clicked, disable getting cached page (and regenerate it).
1944 */
1945 function headerNoCache() {
1946 $disableAcquireCacheData = FALSE;
1947
1948 if ($this->beUserLogin) {
1949 if (strtolower($_SERVER['HTTP_CACHE_CONTROL'])==='no-cache' || strtolower($_SERVER['HTTP_PRAGMA'])==='no-cache') {
1950 $disableAcquireCacheData = TRUE;
1951 }
1952 }
1953
1954 // Call hook for possible by-pass of requiring of page cache (for recaching purpose)
1955 if (is_array($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['headerNoCache'])) {
1956 $_params = array('pObj' => &$this, 'disableAcquireCacheData' => &$disableAcquireCacheData);
1957 foreach($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['headerNoCache'] as $_funcRef) {
1958 t3lib_div::callUserFunction($_funcRef,$_params,$this);
1959 }
1960 }
1961
1962 return $disableAcquireCacheData;
1963 }
1964
1965 /**
1966 * Calculates the cache-hash
1967 * This hash is unique to the template, the variables ->id, ->type, ->gr_list (list of groups), ->MP (Mount Points) and cHash array
1968 * Used to get and later store the cached data.
1969 *
1970 * @return string MD5 hash of $this->hash_base which is a serialized version of there variables.
1971 * @access private
1972 * @see getFromCache(), getLockHash()
1973 */
1974 function getHash() {
1975 $this->hash_base = serialize(
1976 array(
1977 'all' => $this->all,
1978 'id' => intval($this->id),
1979 'type' => intval($this->type),
1980 'gr_list' => (string)$this->gr_list,
1981 'MP' => (string)$this->MP,
1982 'cHash' => $this->cHash_array
1983 )
1984 );
1985
1986 return md5($this->hash_base);
1987 }
1988
1989 /**
1990 * Calculates the lock-hash
1991 * This hash is unique to the above hash, except that it doesn't contain the template information in $this->all.
1992 *
1993 * @return string MD5 hash
1994 * @access private
1995 * @see getFromCache(), getHash()
1996 */
1997 function getLockHash() {
1998 $lockHash = serialize(
1999 array(
2000 'id' => intval($this->id),
2001 'type' => intval($this->type),
2002 'gr_list' => (string)$this->gr_list,
2003 'MP' => (string)$this->MP,
2004 'cHash' => $this->cHash_array
2005 )
2006 );
2007
2008 return md5($lockHash);
2009 }
2010
2011 /**
2012 * Checks if config-array exists already but if not, gets it
2013 *
2014 * @return void
2015 */
2016 function getConfigArray() {
2017 $setStatPageName = false;
2018
2019 if (!is_array($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
2020 $GLOBALS['TT']->push('Parse template','');
2021
2022 // Force parsing, if set?:
2023 $this->tmpl->forceTemplateParsing = $this->forceTemplateParsing;
2024
2025 // Start parsing the TS template. Might return cached version.
2026 $this->tmpl->start($this->rootLine);
2027 $GLOBALS['TT']->pull();
2028
2029 if ($this->tmpl->loaded) {
2030 $GLOBALS['TT']->push('Setting the config-array','');
2031 // t3lib_div::print_array($this->tmpl->setup);
2032 $this->sPre = $this->tmpl->setup['types.'][$this->type]; // toplevel - objArrayName
2033 $this->pSetup = $this->tmpl->setup[$this->sPre.'.'];
2034
2035 if (!is_array($this->pSetup)) {
2036 if ($this->checkPageUnavailableHandler()) {
2037 $this->pageUnavailableAndExit('The page is not configured! [type= '.$this->type.']['.$this->sPre.']');
2038 } else {
2039 $message = 'The page is not configured! [type= '.$this->type.']['.$this->sPre.']';
2040 header('HTTP/1.0 503 Service Temporarily Unavailable');
2041 t3lib_div::sysLog($message, 'cms', t3lib_div::SYSLOG_SEVERITY_ERROR);
2042 $this->printError($message);
2043 exit;
2044 }
2045 } else {
2046 $this->config['config'] = array();
2047
2048 // Filling the config-array, first with the main "config." part
2049 if (is_array($this->tmpl->setup['config.'])) {
2050 $this->config['config'] = $this->tmpl->setup['config.'];
2051 }
2052 // override it with the page/type-specific "config."
2053 if (is_array($this->pSetup['config.'])) {
2054 $this->config['config'] = t3lib_div::array_merge_recursive_overrule($this->config['config'], $this->pSetup['config.']);
2055 }
2056
2057 if ($this->config['config']['typolinkEnableLinksAcrossDomains']) {
2058 $this->config['config']['typolinkCheckRootline'] = true;
2059 }
2060
2061 // Set default values for removeDefaultJS, inlineStyle2TempFile and minifyJS so CSS and JS are externalized/minified if compatversion is higher than 4.0
2062 if (t3lib_div::compat_version('4.0')) {
2063 if (!isset($this->config['config']['removeDefaultJS'])) {
2064 $this->config['config']['removeDefaultJS'] = 'external';
2065 }
2066 if (!isset($this->config['config']['inlineStyle2TempFile'])) {
2067 $this->config['config']['inlineStyle2TempFile'] = 1;
2068 }
2069 if (!isset($this->config['config']['minifyJS'])) {
2070 $this->config['config']['minifyJS'] = 1;
2071 }
2072 }
2073
2074 // Processing for the config_array:
2075 $this->config['rootLine'] = $this->tmpl->rootLine;
2076 $this->config['mainScript'] = trim($this->config['config']['mainScript']) ? trim($this->config['config']['mainScript']) : 'index.php';
2077
2078 // Initialize statistics handling: Check filename and permissions
2079 $setStatPageName = $this->statistics_init();
2080
2081 $this->config['FEData'] = $this->tmpl->setup['FEData'];
2082 $this->config['FEData.'] = $this->tmpl->setup['FEData.'];
2083
2084 // class for render Header and Footer parts
2085 $template = '';
2086 if ($this->pSetup['pageHeaderFooterTemplateFile']) {
2087 $file = $this->tmpl->getFileName($this->pSetup['pageHeaderFooterTemplateFile']);
2088 if ($file) {
2089 $this->setTemplateFile($file);
2090 }
2091 }
2092
2093 }
2094 $GLOBALS['TT']->pull();
2095 } else {
2096 if ($this->checkPageUnavailableHandler()) {
2097 $this->pageUnavailableAndExit('No TypoScript template found!');
2098 } else {
2099 $message = 'No TypoScript template found!';
2100 header('HTTP/1.0 503 Service Temporarily Unavailable');
2101 t3lib_div::sysLog($message, 'cms', t3lib_div::SYSLOG_SEVERITY_ERROR);
2102 $this->printError($message);
2103 exit;
2104 }
2105 }
2106 }
2107
2108 // Initialize charset settings etc.
2109 $this->initLLvars();
2110
2111 // We want nice names, so we need to handle the charset
2112 if ($setStatPageName) {
2113 $this->statistics_init_pagename();
2114 }
2115
2116 // No cache
2117 if ($this->config['config']['no_cache']) { $this->set_no_cache(); } // Set $this->no_cache true if the config.no_cache value is set!
2118
2119 // merge GET with defaultGetVars
2120 if (!empty($this->config['config']['defaultGetVars.'])) {
2121 $modifiedGetVars = t3lib_div::array_merge_recursive_overrule(
2122 t3lib_div::removeDotsFromTS($this->config['config']['defaultGetVars.']),
2123 t3lib_div::_GET()
2124 );
2125
2126 t3lib_div::_GETset($modifiedGetVars);
2127 }
2128
2129 // Hook for postProcessing the configuration array
2130 if (is_array($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['configArrayPostProc'])) {
2131 $params = array('config' => &$this->config['config']);
2132 foreach ($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['configArrayPostProc'] as $funcRef) {
2133 t3lib_div::callUserFunction($funcRef, $params, $this);
2134 }
2135 }
2136 }
2137
2138
2139
2140
2141
2142
2143
2144
2145
2146
2147
2148
2149
2150
2151 /********************************************
2152 *
2153 * Further initialization and data processing
2154 * (jumpurl/submission of forms)
2155 *
2156 *******************************************/
2157
2158 /**
2159 * Get the compressed $TCA array for use in the front-end
2160 * A compressed $TCA array holds only the ctrl- and feInterface-part for each table. But the column-definitions are omitted in order to save some memory and be more efficient.
2161 * Operates on the global variable, $TCA
2162 *
2163 * @return void
2164 * @see includeTCA()
2165 */
2166 function getCompressedTCarray() {
2167 global $TCA;
2168
2169 $GLOBALS['TT']->push('Get Compressed TC array');
2170 if (!$this->TCAloaded) {
2171 // Create hash string for storage / retrieval of cached content:
2172 $tempHash = md5('tables.php:'.
2173 filemtime(TYPO3_extTableDef_script ? PATH_typo3conf.TYPO3_extTableDef_script : PATH_t3lib.'stddb/tables.php').
2174 (TYPO3_extTableDef_script?filemtime(PATH_typo3conf.TYPO3_extTableDef_script):'').
2175 ($GLOBALS['TYPO3_LOADED_EXT']['_CACHEFILE'] ? filemtime(PATH_typo3conf.$GLOBALS['TYPO3_LOADED_EXT']['_CACHEFILE'].'_ext_tables.php') : '')
2176 );
2177
2178 if ($this->TYPO3_CONF_VARS['EXT']['extCache'] != 0) {
2179 // Try to fetch if cache is enabled
2180 list($TCA, $this->TCAcachedExtras) = unserialize($this->sys_page->getHash($tempHash));
2181 }
2182
2183 // If no result, create it:
2184 if (!is_array($TCA)) {
2185 $this->includeTCA(0);
2186 $newTc = Array();
2187 $this->TCAcachedExtras = array(); // Collects other information
2188
2189 foreach($TCA as $key => $val) {
2190 $newTc[$key]['ctrl'] = $val['ctrl'];
2191 $newTc[$key]['feInterface'] = $val['feInterface'];
2192
2193 // Collect information about localization exclusion of fields:
2194 t3lib_div::loadTCA($key);
2195 if (is_array($TCA[$key]['columns'])) {
2196 $this->TCAcachedExtras[$key]['l10n_mode'] = array();
2197 foreach($TCA[$key]['columns'] as $fN => $fV) {
2198 if ($fV['l10n_mode']) {
2199 $this->TCAcachedExtras[$key]['l10n_mode'][$fN] = $fV['l10n_mode'];
2200 }
2201 }
2202 }
2203 }
2204
2205 $TCA = $newTc;
2206 // Store it in cache if cache is enabled
2207 if ($this->TYPO3_CONF_VARS['EXT']['extCache'] != 0) {
2208 $this->sys_page->storeHash($tempHash, serialize(array($newTc,$this->TCAcachedExtras)), 'SHORT_TC');
2209 }
2210 }
2211 }
2212 $GLOBALS['TT']->pull();
2213 }
2214
2215 /**
2216 * Includes TCA definitions from loaded extensions (ext_table.php files).
2217 * Normally in the frontend only a part of the global $TCA array is loaded,
2218 * namely the "ctrl" part. Thus it doesn't take up too much memory. To load
2219 * full TCA for the table, use t3lib_div::loadTCA($tableName) after calling
2220 * this function.
2221 *
2222 * @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 $this->TCAloaded after inclusion and therefore if its false, another inclusion will be possible on the next call. See ->getCompressedTCarray())
2223 * @return void
2224 * @see getCompressedTCarray()
2225 */
2226 function includeTCA($TCAloaded=1) {
2227 global $TCA, $PAGES_TYPES, $LANG_GENERAL_LABELS, $TBE_MODULES;
2228 if (!$this->TCAloaded) {
2229 $TCA = Array();
2230 include (TYPO3_tables_script ? PATH_typo3conf.TYPO3_tables_script : PATH_t3lib.'stddb/tables.php');
2231 // Extension additions
2232 if ($GLOBALS['TYPO3_LOADED_EXT']['_CACHEFILE']) {
2233 include(PATH_typo3conf.$GLOBALS['TYPO3_LOADED_EXT']['_CACHEFILE'].'_ext_tables.php');
2234 } else {
2235 include(PATH_t3lib.'stddb/load_ext_tables.php');
2236 }
2237 // ext-script
2238 if (TYPO3_extTableDef_script) {
2239 include (PATH_typo3conf.TYPO3_extTableDef_script);
2240 }
2241
2242 $this->TCAloaded = $TCAloaded;
2243 }
2244 }
2245
2246 /**
2247 * Setting the language key that will be used by the current page.
2248 * 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.
2249 *
2250 * @return void
2251 * @access private
2252 */
2253 function settingLanguage() {
2254
2255 // Get values from TypoScript:
2256 $this->sys_language_uid = $this->sys_language_content = intval($this->config['config']['sys_language_uid']);
2257 list($this->sys_language_mode,$sys_language_content) = t3lib_div::trimExplode(';', $this->config['config']['sys_language_mode']);
2258 $this->sys_language_contentOL = $this->config['config']['sys_language_overlay'];
2259
2260 // If sys_language_uid is set to another language than default:
2261 if ($this->sys_language_uid>0) {
2262
2263 // check whether a shortcut is overwritten by a translated page
2264 // we can only do this now, as this is the place where we get
2265 // to know about translations
2266 $this->checkTranslatedShortcut();
2267
2268 // Request the overlay record for the sys_language_uid:
2269 $olRec = $this->sys_page->getPageOverlay($this->id, $this->sys_language_uid);
2270 if (!count($olRec)) {
2271
2272 // If no OL record exists and a foreign language is asked for...
2273 if ($this->sys_language_uid) {
2274
2275 // If requested translation is not available:
2276 if (t3lib_div::hideIfNotTranslated($this->page['l18n_cfg'])) {
2277 $this->pageNotFoundAndExit('Page is not available in the requested language.');
2278 } else {
2279 switch((string)$this->sys_language_mode) {
2280 case 'strict':
2281 $this->pageNotFoundAndExit('Page is not available in the requested language (strict).');
2282 break;
2283 case 'content_fallback':
2284 $fallBackOrder = t3lib_div::intExplode(',', $sys_language_content);
2285 foreach($fallBackOrder as $orderValue) {
2286 if (!strcmp($orderValue,'0') || count($this->sys_page->getPageOverlay($this->id, $orderValue))) {
2287 $this->sys_language_content = $orderValue; // Setting content uid (but leaving the sys_language_uid)
2288 break;
2289 }
2290 }
2291 break;
2292 case 'ignore':
2293 $this->sys_language_content = $this->sys_language_uid;
2294 break;
2295 default:
2296 // Default is that everything defaults to the default language...
2297 $this->sys_language_uid = $this->sys_language_content = 0;
2298 break;
2299 }
2300 }
2301 }
2302 } else {
2303 // Setting sys_language if an overlay record was found (which it is only if a language is used)
2304 $this->page = $this->sys_page->getPageOverlay($this->page, $this->sys_language_uid);
2305 }
2306 }
2307
2308 // Setting sys_language_uid inside sys-page:
2309 $this->sys_page->sys_language_uid = $this->sys_language_uid;
2310
2311 // If default translation is not available:
2312 if ((!$this->sys_language_uid || !$this->sys_language_content) && $this->page['l18n_cfg']&1) {
2313 $message = 'Page is not available in default language.';
2314 t3lib_div::sysLog($message, 'cms', t3lib_div::SYSLOG_SEVERITY_ERROR);
2315 $this->pageNotFoundAndExit($message);
2316 }
2317
2318 // Updating content of the two rootLines IF the language key is set!
2319 if ($this->sys_language_uid && is_array($this->tmpl->rootLine)) {
2320 reset($this->tmpl->rootLine);
2321 while(list($rLk)=each($this->tmpl->rootLine)) {
2322 $this->tmpl->rootLine[$rLk] = $this->sys_page->getPageOverlay($this->tmpl->rootLine[$rLk]);
2323 }
2324 }
2325 if ($this->sys_language_uid && is_array($this->rootLine)) {
2326 reset($this->rootLine);
2327 while(list($rLk)=each($this->rootLine)) {
2328 $this->rootLine[$rLk] = $this->sys_page->getPageOverlay($this->rootLine[$rLk]);
2329 }
2330 }
2331
2332 // Finding the ISO code:
2333 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"
2334 $sys_language_row = $this->sys_page->getRawRecord('sys_language',$this->sys_language_content,'static_lang_isocode');
2335 if (is_array($sys_language_row) && $sys_language_row['static_lang_isocode']) {
2336 $stLrow = $this->sys_page->getRawRecord('static_languages',$sys_language_row['static_lang_isocode'],'lg_iso_2');
2337 $this->sys_language_isocode = $stLrow['lg_iso_2'];
2338 }
2339 }
2340
2341 // Setting softMergeIfNotBlank:
2342 $table_fields = t3lib_div::trimExplode(',', $this->config['config']['sys_language_softMergeIfNotBlank'],1);
2343 foreach($table_fields as $TF) {
2344 list($tN,$fN) = explode(':',$TF);
2345 $this->TCAcachedExtras[$tN]['l10n_mode'][$fN] = 'mergeIfNotBlank';
2346 }
2347
2348 // Setting softExclude:
2349 $table_fields = t3lib_div::trimExplode(',', $this->config['config']['sys_language_softExclude'],1);
2350 foreach($table_fields as $TF) {
2351 list($tN,$fN) = explode(':',$TF);
2352 $this->TCAcachedExtras[$tN]['l10n_mode'][$fN] = 'exclude';
2353 }
2354 }
2355
2356 /**
2357 * Setting locale for frontend rendering
2358 *
2359 * @return void
2360 */
2361 function settingLocale() {
2362
2363 // Setting locale
2364 if ($this->config['config']['locale_all']) {
2365 # Change by Rene Fritz, 22/10 2002
2366 # 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
2367 # this does not work in php 4.2.3
2368 #setlocale('LC_ALL',$this->config['config']['locale_all']);
2369 #setlocale('LC_NUMERIC','en_US');
2370
2371 # so we set all except LC_NUMERIC
2372 $locale = setlocale(LC_COLLATE, $this->config['config']['locale_all']);
2373 if ($locale) {
2374 setlocale(LC_CTYPE, $this->config['config']['locale_all']);
2375 setlocale(LC_MONETARY, $this->config['config']['locale_all']);
2376 setlocale(LC_TIME, $this->config['config']['locale_all']);
2377
2378 $this->localeCharset = $this->csConvObj->get_locale_charset($this->config['config']['locale_all']);
2379 } else {
2380 $GLOBALS['TT']->setTSlogMessage('Locale "'.htmlspecialchars($this->config['config']['locale_all']).'" not found.', 3);
2381 }
2382 }
2383 }
2384
2385 /**
2386 * checks whether a translated shortcut page has a different shortcut
2387 * target than the original language page.
2388 * If that is the case, things get corrected to follow that alternative
2389 * shortcut
2390 *
2391 * @return void
2392 * @author Ingo Renner <ingo@typo3.org>
2393 */
2394 protected function checkTranslatedShortcut() {
2395
2396 if (!is_null($this->originalShortcutPage)) {
2397 $originalShortcutPageOverlay = $this->sys_page->getPageOverlay($this->originalShortcutPage['uid'], $this->sys_language_uid);
2398
2399 if (!empty($originalShortcutPageOverlay['shortcut']) && $originalShortcutPageOverlay['shortcut'] != $this->id) {
2400 // the translation of the original shortcut page has a different shortcut target!
2401 // set the correct page and id
2402
2403 $shortcut = $this->getPageShortcut(
2404 $originalShortcutPageOverlay['shortcut'],
2405 $originalShortcutPageOverlay['shortcut_mode'],
2406 $originalShortcutPageOverlay['uid']
2407 );
2408
2409 $this->id = $this->contentPid = $shortcut['uid'];
2410 $this->page = $this->sys_page->getPage($this->id);
2411
2412 // fix various effects on things like menus f.e.
2413 $this->fetch_the_id();
2414 $this->tmpl->rootLine = array_reverse($this->rootLine);
2415 }
2416 }
2417 }
2418
2419 /**
2420 * Checks if any email-submissions or submission via the fe_tce
2421 *
2422 * @return string "email" if a formmail has been sent, "fe_tce" if front-end data submission (like forums, guestbooks) is sent. "" if none.
2423 */
2424 function checkDataSubmission() {
2425 $ret = '';
2426 $formtype_db = isset($_POST['formtype_db']) || isset($_POST['formtype_db_x']);
2427 $formtype_mail = isset($_POST['formtype_mail']) || isset($_POST['formtype_mail_x']);
2428 if ($formtype_db || $formtype_mail) {
2429 $refInfo = parse_url(t3lib_div::getIndpEnv('HTTP_REFERER'));
2430 if (t3lib_div::getIndpEnv('TYPO3_HOST_ONLY')==$refInfo['host'] || $this->TYPO3_CONF_VARS['SYS']['doNotCheckReferer']) {
2431 if ($this->locDataCheck($_POST['locationData'])) {
2432 if ($formtype_mail) {
2433 $ret = 'email';
2434 } elseif ($formtype_db && is_array($_POST['data'])) {
2435 $ret = 'fe_tce';
2436 }
2437 $GLOBALS['TT']->setTSlogMessage('"Check Data Submission": Return value: '.$ret,0);
2438 return $ret;
2439 }
2440 } else $GLOBALS['TT']->setTSlogMessage('"Check Data Submission": HTTP_HOST and REFERER HOST did not match when processing submitted formdata!',3);
2441 }
2442
2443 // Hook for processing data submission to extensions:
2444 if (is_array($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['checkDataSubmission'])) {
2445 foreach($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['checkDataSubmission'] as $_classRef) {
2446 $_procObj = t3lib_div::getUserObj($_classRef);
2447 $_procObj->checkDataSubmission($this);
2448 }
2449 }
2450 return $ret;
2451 }
2452
2453 /**
2454 * Processes submitted user data (obsolete "Frontend TCE")
2455 *
2456 * @return void
2457 * @see tslib_feTCE
2458 * @link http://typo3.org/doc.0.html?&tx_extrepmgm_pi1[extUid]=270&tx_extrepmgm_pi1[tocEl]=342&cHash=fdf55adb3b
2459 */
2460 function fe_tce() {
2461 $fe_tce = t3lib_div::makeInstance('tslib_feTCE');
2462 $fe_tce->start(t3lib_div::_POST('data'),$this->config['FEData.']);
2463 $fe_tce->includeScripts();
2464 }
2465
2466 /**
2467 * Checks if a formmail submission can be sent as email
2468 *
2469 * @param string The input from $_POST['locationData']
2470 * @return void
2471 * @access private
2472 * @see checkDataSubmission()
2473 */
2474 function locDataCheck($locationData) {
2475 $locData = explode(':',$locationData);
2476 if (!$locData[1] || $this->sys_page->checkRecord($locData[1],$locData[2],1)) {
2477 if (count($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.
2478 return 1;
2479 } else $GLOBALS['TT']->setTSlogMessage('LocationData Error: The page pointed to by location data ('.$locationData.') was not accessible.',2);
2480 } else $GLOBALS['TT']->setTSlogMessage('LocationData Error: Location data ('.$locationData.') record pointed to was not accessible.',2);
2481 }
2482
2483 /**
2484 * Sends the emails from the formmail content object.
2485 *
2486 * @return void
2487 * @access private
2488 * @see checkDataSubmission()
2489 */
2490 function sendFormmail() {
2491 $formmail = t3lib_div::makeInstance('t3lib_formmail');
2492
2493 $EMAIL_VARS = t3lib_div::_POST();
2494 $locationData = $EMAIL_VARS['locationData'];
2495 unset($EMAIL_VARS['locationData']);
2496 unset($EMAIL_VARS['formtype_mail'], $EMAIL_VARS['formtype_mail_x'], $EMAIL_VARS['formtype_mail_y']);
2497
2498 $integrityCheck = $this->TYPO3_CONF_VARS['FE']['strictFormmail'];
2499
2500 if (!$this->TYPO3_CONF_VARS['FE']['secureFormmail']) {
2501 // Check recipient field:
2502 $encodedFields = explode(',','recipient,recipient_copy'); // These two fields are the ones which contain recipient addresses that can be misused to send mail from foreign servers.
2503 foreach ($encodedFields as $fieldKey) {
2504 if (strlen($EMAIL_VARS[$fieldKey])) {
2505 if ($res = $this->codeString($EMAIL_VARS[$fieldKey], TRUE)) { // Decode...
2506 $EMAIL_VARS[$fieldKey] = $res; // Set value if OK
2507 } elseif ($integrityCheck) { // Otherwise abort:
2508 $GLOBALS['TT']->setTSlogMessage('"Formmail" discovered a field ('.$fieldKey.') which could not be decoded to a valid string. Sending formmail aborted due to security reasons!',3);
2509 return false;
2510 } else {
2511 $GLOBALS['TT']->setTSlogMessage('"Formmail" discovered a field ('.$fieldKey.') which could not be decoded to a valid string. The security level accepts this, but you should consider a correct coding though!',2);
2512 }
2513 }
2514 }
2515 } else {
2516 $locData = explode(':',$locationData);
2517 $record = $this->sys_page->checkRecord($locData[1],$locData[2],1);
2518 $EMAIL_VARS['recipient'] = $record['subheader'];
2519 $EMAIL_VARS['recipient_copy'] = $this->extractRecipientCopy($record['bodytext']);
2520 }
2521
2522 // Hook for preprocessing of the content for formmails:
2523 if (is_array($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['sendFormmail-PreProcClass'])) {
2524 foreach($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['sendFormmail-PreProcClass'] as $_classRef) {
2525 $_procObj = t3lib_div::getUserObj($_classRef);
2526 $EMAIL_VARS = $_procObj->sendFormmail_preProcessVariables($EMAIL_VARS,$this);
2527 }
2528 }
2529
2530 $formmail->start($EMAIL_VARS);
2531 $formmail->sendtheMail();
2532 $GLOBALS['TT']->setTSlogMessage('"Formmail" invoked, sending mail to '.$EMAIL_VARS['recipient'],0);
2533 }
2534
2535 /**
2536 * Extracts the value of recipient copy field from a formmail CE bodytext
2537 *
2538 * @param string $bodytext The content of the related bodytext field
2539 * @return string The value of the recipient_copy field, or an empty string
2540 */
2541 function extractRecipientCopy($bodytext) {
2542 $recipient_copy = '';
2543 $fdef = array();
2544 //|recipient_copy=hidden|karsten@localhost.localdomain
2545 preg_match('/^[\s]*\|[\s]*recipient_copy[\s]*=[\s]*hidden[\s]*\|(.*)$/m', $bodytext, $fdef);
2546 $recipient_copy = (!empty($fdef[1])) ? $fdef[1] : '';
2547 return $recipient_copy;
2548 }
2549
2550 /**
2551 * Sets the jumpurl for page type "External URL"
2552 *
2553 * @return void
2554 */
2555 function setExternalJumpUrl() {
2556 if ($extUrl = $this->sys_page->getExtURL($this->page, $this->config['config']['disablePageExternalUrl'])) {
2557 $this->jumpurl = $extUrl;
2558 }
2559 }
2560
2561 /**
2562 * Check the jumpUrl referer if required
2563 *
2564 * @return void
2565 */
2566 function checkJumpUrlReferer() {
2567 if (strlen($this->jumpurl) && !$this->TYPO3_CONF_VARS['SYS']['doNotCheckReferer']) {
2568 $referer = parse_url(t3lib_div::getIndpEnv('HTTP_REFERER'));
2569 if (isset($referer['host']) && !($referer['host'] == t3lib_div::getIndpEnv('TYPO3_HOST_ONLY'))) {
2570 unset($this->jumpurl);
2571 }
2572 }
2573 }
2574
2575 /**
2576 * Sends a header "Location" to jumpUrl, if jumpurl is set.
2577 * Will exit if a location header is sent (for instance if jumpUrl was triggered)
2578 *
2579 * "jumpUrl" is a concept where external links are redirected from the index_ts.php script, which first logs the URL.
2580 * This feature is only interesting if config.sys_stat is used.
2581 *
2582 * @return void
2583 */
2584 function jumpUrl() {
2585 if ($this->jumpurl) {
2586 if (t3lib_div::_GP('juSecure')) {
2587 $hArr = array(
2588 $this->jumpurl,
2589 t3lib_div::_GP('locationData'),
2590 $this->TYPO3_CONF_VARS['SYS']['encryptionKey']
2591 );
2592 $calcJuHash=t3lib_div::shortMD5(serialize($hArr));
2593 $locationData = t3lib_div::_GP('locationData');
2594 $juHash = t3lib_div::_GP('juHash');
2595 if ($juHash == $calcJuHash) {
2596 if ($this->locDataCheck($locationData)) {
2597 $this->jumpurl = rawurldecode($this->jumpurl); // 211002 - goes with cObj->filelink() rawurlencode() of filenames so spaces can be allowed.
2598 // 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)
2599 if (t3lib_div::verifyFilenameAgainstDenyPattern($this->jumpurl) && basename(dirname($this->jumpurl)) !== 'typo3conf') {
2600 if (@is_file($this->jumpurl)) {
2601 $mimeType = t3lib_div::_GP('mimeType');
2602 $mimeType = $mimeType ? $mimeType : 'application/octet-stream';
2603 header('Cache-Control: must-revalidate, post-check=0, pre-check=0');
2604 header('Content-Type: '.$mimeType);
2605 header('Content-Disposition: attachment; filename='.basename($this->jumpurl));
2606 readfile($this->jumpurl);
2607 exit;
2608 } else die('jumpurl Secure: "'.$this->jumpurl.'" was not a valid file!');
2609 } else die('jumpurl Secure: The requested file type was not allowed to be accessed through jumpUrl (fileDenyPattern)!');
2610 } else die('jumpurl Secure: locationData, '.$locationData.', was not accessible.');
2611 } else die('jumpurl Secure: Calculated juHash did not match the submitted juHash.');
2612 } else {
2613 $TSConf = $this->getPagesTSconfig();
2614 if ($TSConf['TSFE.']['jumpUrl_transferSession']) {
2615 $uParts = parse_url($this->jumpurl);
2616 $params = '&FE_SESSION_KEY='.rawurlencode($this->fe_user->id.'-'.md5($this->fe_user->id.'/'.$this->TYPO3_CONF_VARS['SYS']['encryptionKey']));
2617 $this->jumpurl.= ($uParts['query']?'':'?').$params; // Add the session parameter ...
2618 }
2619 if ($TSConf['TSFE.']['jumpURL_HTTPStatusCode']) {
2620 switch (intval($TSConf['TSFE.']['jumpURL_HTTPStatusCode'])){
2621 case 301:
2622 header(t3lib_div::HTTP_STATUS_301);
2623 break;
2624 case 302:
2625 header(t3lib_div::HTTP_STATUS_302);
2626 break;
2627 case 303:
2628 header(t3lib_div::HTTP_STATUS_303);
2629 break;
2630 case 307:
2631 header(t3lib_div::HTTP_STATUS_307);
2632 break;
2633 default:
2634 break;
2635 }
2636 }
2637 header('Location: '.$this->jumpurl);
2638 exit;
2639 }
2640 }
2641 }
2642
2643 /**
2644 * Sets the URL_ID_TOKEN in the internal var, $this->getMethodUrlIdToken
2645 * This feature allows sessions to use a GET-parameter instead of a cookie.
2646 *
2647 * @return void
2648 * @access private
2649 */
2650 function setUrlIdToken() {
2651 if ($this->config['config']['ftu']) {
2652 $this->getMethodUrlIdToken = $this->TYPO3_CONF_VARS['FE']['get_url_id_token'];
2653 } else {
2654 $this->getMethodUrlIdToken = '';
2655 }
2656 }
2657
2658
2659
2660
2661
2662
2663
2664
2665
2666
2667
2668
2669
2670
2671
2672
2673
2674
2675
2676
2677
2678
2679
2680 /********************************************
2681 *
2682 * Page generation; cache handling
2683 *
2684 *******************************************/
2685
2686 /**
2687 * Returns true if the page should be generated
2688 * That is if jumpurl is not set and the cacheContentFlag is not set.
2689 *
2690 * @return boolean
2691 */
2692 function isGeneratePage() {
2693 return (!$this->cacheContentFlag && !$this->jumpurl);
2694 }
2695
2696 /**
2697 * Temp cache content
2698 * 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.
2699 *
2700 * @return void
2701 */
2702 function tempPageCacheContent() {
2703 $this->tempContent = false;
2704
2705 if (!$this->no_cache) {
2706 $seconds = 30;
2707 $title = htmlspecialchars($this->tmpl->printTitle($this->page['title']));
2708 $request_uri = htmlspecialchars(t3lib_div::getIndpEnv('REQUEST_URI'));
2709
2710 $stdMsg = '
2711 <strong>Page is being generated.</strong><br />
2712 If this message does not disappear within '.$seconds.' seconds, please reload.';
2713
2714 $message = $this->config['config']['message_page_is_being_generated'];
2715 if (strcmp('', $message)) {
2716 $message = $this->csConvObj->utf8_encode($message,$this->renderCharset); // This page is always encoded as UTF-8
2717 $message = str_replace('###TITLE###', $title, $message);
2718 $message = str_replace('###REQUEST_URI###', $request_uri, $message);
2719 } else $message = $stdMsg;
2720
2721 $temp_content = '<?xml version="1.0" encoding="UTF-8"?>
2722 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN"
2723 "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
2724 <html xmlns="http://www.w3.org/1999/xhtml">
2725 <head>
2726 <title>'.$title.'</title>
2727 <meta http-equiv="refresh" content="10" />
2728 </head>
2729 <body style="background-color:white; font-family:Verdana,Arial,Helvetica,sans-serif; color:#cccccc; text-align:center;">'.
2730 $message.'
2731 </body>
2732 </html>';
2733
2734 // Fix 'nice errors' feature in modern browsers
2735 $padSuffix = '<!--pad-->'; // prevent any trims
2736 $padSize = 768 - strlen($padSuffix) - strlen($temp_content);
2737 if ($padSize > 0) {
2738 $temp_content = str_pad($temp_content, $padSize, "\n") . $padSuffix;
2739 }
2740
2741 if (!$this->headerNoCache() && $cachedRow = $this->getFromCache_queryRow()) {
2742 // 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.
2743 // This is either the "Page is being generated" screen or it can be the final result.
2744 // In any case we should not begin another rendering process also, so we silently disable caching and render the page ourselves and thats it.
2745 // 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...
2746 $this->set_no_cache();
2747 } else {
2748 $this->tempContent = TRUE; // This flag shows that temporary content is put in the cache
2749 $this->setPageCacheContent($temp_content, $this->config, $GLOBALS['EXEC_TIME']+$seconds);
2750 }
2751 }
2752 }
2753
2754 /**
2755 * Set cache content to $this->content
2756 *
2757 * @return void
2758 */
2759 function realPageCacheContent() {
2760 $cache_timeout = $this->get_cache_timeout(); // seconds until a cached page is too old
2761 $timeOutTime = $GLOBALS['EXEC_TIME']+$cache_timeout;
2762 if ($this->config['config']['cache_clearAtMidnight']) {
2763 $midnightTime = mktime (0,0,0,date('m',$timeOutTime),date('d',$timeOutTime),date('Y',$timeOutTime));
2764 if ($midnightTime > $GLOBALS['EXEC_TIME']) { // If the midnight time of the expire-day is greater than the current time, we may set the timeOutTime to the new midnighttime.
2765 $timeOutTime = $midnightTime;
2766 }
2767 }
2768 $this->tempContent = false;
2769 $this->setPageCacheContent($this->content, $this->config, $timeOutTime);
2770
2771 // Hook for cache post processing (eg. writing static files!)
2772 if (is_array($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['insertPageIncache'])) {
2773 foreach($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['insertPageIncache'] as $_classRef) {
2774 $_procObj = t3lib_div::getUserObj($_classRef);
2775 $_procObj->insertPageIncache($this,$timeOutTime);
2776 }
2777 }
2778 }
2779
2780 /**
2781 * Sets cache content; Inserts the content string into the cache_pages cache.
2782 *
2783 * @param string The content to store in the HTML field of the cache table
2784 * @param mixed The additional cache_data array, fx. $this->config
2785 * @param integer Expiration timestamp
2786 * @return void
2787 * @see realPageCacheContent(), tempPageCacheContent()
2788 */
2789 function setPageCacheContent($content, $data, $expirationTstamp) {
2790
2791 if (TYPO3_UseCachingFramework) {
2792 $cacheData = array(
2793 'identifier' => $this->newHash,
2794 'page_id' => $this->id,
2795 'content' => $content,
2796 'temp_content' => $this->tempContent,
2797 'cache_data' => serialize($data),
2798 'expires' => $expirationTstamp,
2799 'tstamp' => $GLOBALS['EXEC_TIME']
2800 );
2801
2802 $this->cacheExpires = $expirationTstamp;
2803
2804 $this->pageCacheTags[] = 'pageId_' . $cacheData['page_id'];
2805
2806 if ($this->page_cache_reg1) {
2807 $reg1 = intval($this->page_cache_reg1);
2808
2809 $cacheData['reg1'] = $reg1;
2810 $this->pageCacheTags[] = 'reg1_' . $reg1;
2811 }
2812
2813 $this->pageCache->set(
2814 $this->newHash,
2815 $cacheData,
2816 $this->pageCacheTags,
2817 $expirationTstamp - $GLOBALS['EXEC_TIME']
2818 );
2819 } else {
2820 $this->clearPageCacheContent();
2821 $insertFields = array(
2822 'hash' => $this->newHash,
2823 'page_id' => $this->id,
2824 'HTML' => $content,
2825 'temp_content' => $this->tempContent,
2826 'cache_data' => serialize($data),
2827 'expires' => $expirationTstamp,
2828 'tstamp' => $GLOBALS['EXEC_TIME']
2829 );
2830
2831 $this->cacheExpires = $expirationTstamp;
2832
2833 if ($this->page_cache_reg1) {
2834 $insertFields['reg1'] = intval($this->page_cache_reg1);
2835 }
2836 $this->pageCachePostProcess($insertFields,'set');
2837 $GLOBALS['TYPO3_DB']->exec_INSERTquery('cache_pages', $insertFields);
2838 }
2839 }
2840
2841 /**
2842 * Clears cache content (for $this->newHash)
2843 *
2844 * @return void
2845 */
2846 function clearPageCacheContent() {
2847 if (TYPO3_UseCachingFramework) {
2848 $this->pageCache->remove($this->newHash);
2849 } else {
2850 $GLOBALS['TYPO3_DB']->exec_DELETEquery('cache_pages', 'hash='.$GLOBALS['TYPO3_DB']->fullQuoteStr($this->newHash, 'cache_pages'));
2851 }
2852 }
2853
2854 /**
2855 * Post processing page cache rows for both get and set.
2856 *
2857 * @param array Input "cache_pages" row, passed by reference!
2858 * @param string Type of operation, either "get" or "set"
2859 * @return void
2860 */
2861 function pageCachePostProcess(&$row,$type) {
2862
2863 if ($this->TYPO3_CONF_VARS['FE']['pageCacheToExternalFiles']) {
2864 $cacheFileName = PATH_site.'typo3temp/cache_pages/'.$row['hash']{0}.$row['hash']{1}.'/'.$row['hash'].'.html';
2865 switch((string)$type) {
2866 case 'get':
2867 $row['content'] = @is_file($cacheFileName) ? t3lib_div::getUrl($cacheFileName) : '<!-- CACHING ERROR, sorry -->';
2868 break;
2869 case 'set':
2870 t3lib_div::writeFileToTypo3tempDir($cacheFileName,$row['content']);
2871 $row['content'] = '';
2872 break;
2873 }
2874 }
2875 }
2876
2877 /**
2878 * Clears cache content for a list of page ids
2879 *
2880 * @param string A list of INTEGER numbers which points to page uids for which to clear entries in the cache_pages cache (page content cache)
2881 * @return void
2882 */
2883 function clearPageCacheContent_pidList($pidList) {
2884 if (TYPO3_UseCachingFramework) {
2885 $pageIds = t3lib_div::trimExplode(',', $pidList);
2886 foreach ($pageIds as $pageId) {
2887 $this->pageCache->flushByTag('pageId_' . (int) $pageId);
2888 }
2889 } else {
2890 $GLOBALS['TYPO3_DB']->exec_DELETEquery('cache_pages', 'page_id IN ('.$GLOBALS['TYPO3_DB']->cleanIntList($pidList).')');
2891 }
2892 }
2893
2894 /**
2895 * Sets sys last changed
2896 * Setting the SYS_LASTCHANGED value in the pagerecord: This value will thus be set to the highest tstamp of records rendered on the page. This includes all records with no regard to hidden records, userprotection and so on.
2897 *
2898 * @return void
2899 * @see tslib_cObj::lastChanged()
2900 */
2901 function setSysLastChanged() {
2902 if ($this->page['SYS_LASTCHANGED'] < intval($this->register['SYS_LASTCHANGED'])) {
2903 $GLOBALS['TYPO3_DB']->exec_UPDATEquery('pages', 'uid='.intval($this->id), array('SYS_LASTCHANGED' => intval($this->register['SYS_LASTCHANGED'])));
2904 }
2905 }
2906
2907 /**
2908 * Lock the page generation process
2909 * The lock is used to queue page requests until this page is successfully stored in the cache.
2910 *
2911 * @param t3lib_lock Reference to a locking object
2912 * @param string String to identify the lock in the system
2913 * @return boolean Returns true if the lock could be obtained, false otherwise (= process had to wait for existing lock to be released)
2914 * @see releasePageGenerationLock()
2915 */
2916 function acquirePageGenerationLock(&$lockObj, $key) {
2917 if ($this->no_cache || $this->headerNoCache()) {
2918 t3lib_div::sysLog('Locking: Page is not cached, no locking required', 'cms', t3lib_div::SYSLOG_SEVERITY_INFO);
2919 return true; // No locking is needed if caching is disabled
2920 }
2921
2922 try {
2923 if (!is_object($lockObj)) {
2924 $lockObj = t3lib_div::makeInstance('t3lib_lock', $key, $this->TYPO3_CONF_VARS['SYS']['lockingMode']);
2925 }
2926
2927 $success = false;
2928 if (strlen($key)) {
2929 // true = Page could get locked without blocking
2930 // false = Page could get locked but process was blocked before
2931 $success = $lockObj->acquire();
2932 if ($lockObj->getLockStatus()) {
2933 $lockObj->sysLog('Acquired lock');
2934 }
2935 }
2936 } catch (Exception $e) {
2937 t3lib_div::sysLog('Locking: Failed to acquire lock: '.$e->getMessage(), 'cms', t3lib_div::SYSLOG_SEVERITY_ERROR);
2938 $success = false; // If locking fails, return with false and continue without locking
2939 }
2940
2941 return $success;
2942 }
2943
2944 /**
2945 * Release the page generation lock
2946 *
2947 * @param t3lib_lock Reference to a locking object
2948 * @return boolean Returns true on success, false otherwise
2949 * @see acquirePageGenerationLock()
2950 */
2951 function releasePageGenerationLock(&$lockObj) {
2952 $success = false;
2953 // If lock object is set and was acquired (may also happen if no_cache was enabled during runtime), release it:
2954 if (is_object($lockObj) && $lockObj instanceof t3lib_lock && $lockObj->getLockStatus()) {
2955 $success = $lockObj->release();
2956 $lockObj->sysLog('Released lock');
2957 $lockObj = null;
2958 // Otherwise, if caching is disabled, no locking is required:
2959 } elseif ($this->no_cache || $this->headerNoCache()) {
2960 $success = true;
2961 }
2962 return $success;
2963 }
2964
2965 /**
2966 * adds tags to this page's cache entry, you can then f.e. remove cache
2967 * entries by tag
2968 *
2969 * @param array an array of tag
2970 * @return void