Fixed bug #10201: Changed cHashes to use full md5 values to reduce the probability...
[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 extends t3lib_pageRenderer {
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 * the page cache object, use this to save pages to the cache and to
401 * retrieve them again
402 *
403 * @var t3lib_cache_AbstractBackend
404 */
405 protected $pageCache;
406 protected $pageCacheTags = array();
407
408
409 /**
410 * Class constructor
411 * Takes a number of GET/POST input variable as arguments and stores them internally.
412 * The processing of these variables goes on later in this class.
413 * Also sets internal clientInfo array (browser information) and a unique string (->uniqueString) for this script instance; A md5 hash of the microtime()
414 *
415 * @param array The global $TYPO3_CONF_VARS array. Will be set internally in ->TYPO3_CONF_VARS
416 * @param mixed The value of t3lib_div::_GP('id')
417 * @param integer The value of t3lib_div::_GP('type')
418 * @param boolean The value of t3lib_div::_GP('no_cache'), evaluated to 1/0
419 * @param string The value of t3lib_div::_GP('cHash')
420 * @param string The value of t3lib_div::_GP('jumpurl')
421 * @param string The value of t3lib_div::_GP('MP')
422 * @param string The value of t3lib_div::_GP('RDCT')
423 * @return void
424 * @see index_ts.php
425 */
426 function tslib_fe($TYPO3_CONF_VARS, $id, $type, $no_cache='', $cHash='', $jumpurl='',$MP='',$RDCT='') {
427
428 // Setting some variables:
429 $this->TYPO3_CONF_VARS = $TYPO3_CONF_VARS;
430 $this->id = $id;
431 $this->type = $type;
432 if ($no_cache) {
433 if ($this->TYPO3_CONF_VARS['FE']['disableNoCacheParameter']) {
434 $warning = '&no_cache=1 has been ignored because $TYPO3_CONF_VARS[\'FE\'][\'disableNoCacheParameter\'] is set!';
435 $GLOBALS['TT']->setTSlogMessage($warning,2);
436 } else {
437 $warning = '&no_cache=1 has been supplied, so caching is disabled! URL: "'.t3lib_div::getIndpEnv('TYPO3_REQUEST_URL').'"';
438 $this->no_cache = $no_cache ? 1 : 0;
439 }
440 t3lib_div::sysLog($warning, 'cms', 2);
441 }
442 $this->cHash = $cHash;
443 $this->jumpurl = $jumpurl;
444 $this->MP = $this->TYPO3_CONF_VARS['FE']['enable_mount_pids'] ? (string)$MP : '';
445 $this->RDCT = $RDCT;
446 $this->clientInfo = t3lib_div::clientInfo();
447 $this->uniqueString=md5(microtime());
448
449 $this->csConvObj = t3lib_div::makeInstance('t3lib_cs');
450
451 // Call post processing function for constructor:
452 if (is_array($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['tslib_fe-PostProc'])) {
453 $_params = array('pObj' => &$this);
454 foreach($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['tslib_fe-PostProc'] as $_funcRef) {
455 t3lib_div::callUserFunction($_funcRef,$_params,$this);
456 }
457 }
458
459 $this->initCaches();
460 parent::__construct(TYPO3_mainDir . 'templates/page_fe.html');
461 }
462
463 /**
464 * Connect to MySQL database
465 * May exit after outputting an error message or some JavaScript redirecting to the install tool.
466 *
467 * @return void
468 * @deprecated since TYPO3 3.8 - Use connectToDB() instead!
469 */
470 function connectToMySQL() {
471 $this->connectToDB();
472 }
473
474 /**
475 * Connect to SQL database
476 * May exit after outputting an error message or some JavaScript redirecting to the install tool.
477 *
478 * @return void
479 */
480 function connectToDB() {
481 if ($GLOBALS['TYPO3_DB']->sql_pconnect(TYPO3_db_host, TYPO3_db_username, TYPO3_db_password)) {
482 if (!TYPO3_db) {
483 $this->printError('No database selected','Database Error');
484 // Redirects to the Install Tool:
485 echo '<script type="text/javascript">
486 /*<![CDATA[*/
487 window.location.href = "'.TYPO3_mainDir.'install/index.php?mode=123&step=1&password=joh316";
488 /*]]>*/
489 </script>';
490 exit;
491 } elseif (!$GLOBALS['TYPO3_DB']->sql_select_db(TYPO3_db)) {
492 if ($this->checkPageUnavailableHandler()) {
493 $this->pageUnavailableAndExit('Cannot connect to the current database, "'.TYPO3_db.'"');
494 } else {
495 $message = 'Cannot connect to the current database, "'.TYPO3_db.'"';
496 t3lib_div::sysLog($message, 'cms', t3lib_div::SYSLOG_SEVERITY_ERROR);
497 header('HTTP/1.0 503 Service Temporarily Unavailable');
498 $this->printError($message, 'Database Error');
499 exit;
500 }
501 }
502 } else {
503 if (!TYPO3_db) {
504 // Redirects to the Install Tool:
505 echo '<script type="text/javascript">
506 /*<![CDATA[*/
507 window.location.href = "'.TYPO3_mainDir.'install/index.php?mode=123&step=1&password=joh316";
508 /*]]>*/
509 </script>';
510 exit;
511 }
512
513 if ($this->checkPageUnavailableHandler()) {
514 $this->pageUnavailableAndExit('The current username, password or host was not accepted when the connection to the database was attempted to be established!');
515 } else {
516 $message = 'The current username, password or host was not accepted when the connection to the database was attempted to be established!';
517 t3lib_div::sysLog($message, 'cms', t3lib_div::SYSLOG_SEVERITY_ERROR);
518 header('HTTP/1.0 503 Service Temporarily Unavailable');
519 $this->printError($message, 'Database Error');
520 exit;
521 }
522 }
523
524
525 // Call post processing function for DB connection:
526 if (is_array($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['connectToDB'])) {
527 $_params = array('pObj' => &$this);
528 foreach($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['connectToDB'] as $_funcRef) {
529 t3lib_div::callUserFunction($_funcRef,$_params,$this);
530 }
531 }
532 }
533
534 /**
535 * 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
536 * May exit after sending a location-header.
537 *
538 * @return void
539 */
540 function sendRedirect() {
541 $res = $GLOBALS['TYPO3_DB']->exec_SELECTquery('params', 'cache_md5params', 'md5hash='.$GLOBALS['TYPO3_DB']->fullQuoteStr($this->RDCT, 'cache_md5params'));
542 if ($row = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($res)) {
543 $this->updateMD5paramsRecord($this->RDCT);
544 header('Location: '.$row['params']);
545 exit;
546 }
547 }
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566 /********************************************
567 *
568 * Initializing, resolving page id
569 *
570 ********************************************/
571
572 /**
573 * Initializes the caching system.
574 *
575 * @return void
576 */
577 protected function initCaches() {
578 $GLOBALS['TT']->push('Initializing the Caching System','');
579
580 $GLOBALS['typo3CacheManager'] = t3lib_div::makeInstance('t3lib_cache_Manager');
581 $GLOBALS['typo3CacheFactory'] = t3lib_div::makeInstance('t3lib_cache_Factory');
582 $GLOBALS['typo3CacheFactory']->setCacheManager($GLOBALS['typo3CacheManager']);
583
584 try {
585 $this->pageCache = $GLOBALS['typo3CacheManager']->getCache(
586 'cache_pages'
587 );
588 } catch(t3lib_cache_exception_NoSuchCache $e) {
589 t3lib_cache::initPageCache();
590
591 $this->pageCache = $GLOBALS['typo3CacheManager']->getCache(
592 'cache_pages'
593 );
594 }
595
596 t3lib_cache::initPageSectionCache();
597 t3lib_cache::initContentHashCache();
598
599 $GLOBALS['TT']->pull();
600 }
601
602 /**
603 * Initializes the front-end login user.
604 *
605 * @return void
606 */
607 function initFEuser() {
608 $this->fe_user = t3lib_div::makeInstance('tslib_feUserAuth');
609
610 $this->fe_user->lockIP = $this->TYPO3_CONF_VARS['FE']['lockIP'];
611 $this->fe_user->lockHashKeyWords = $this->TYPO3_CONF_VARS['FE']['lockHashKeyWords'];
612 $this->fe_user->checkPid = $this->TYPO3_CONF_VARS['FE']['checkFeUserPid'];
613 $this->fe_user->lifetime = intval($this->TYPO3_CONF_VARS['FE']['lifetime']);
614 $this->fe_user->checkPid_value = $GLOBALS['TYPO3_DB']->cleanIntList(t3lib_div::_GP('pid')); // List of pid's acceptable
615
616 // Check if a session is transferred:
617 if (t3lib_div::_GP('FE_SESSION_KEY')) {
618 $fe_sParts = explode('-',t3lib_div::_GP('FE_SESSION_KEY'));
619 if (!strcmp(md5($fe_sParts[0].'/'.$this->TYPO3_CONF_VARS['SYS']['encryptionKey']), $fe_sParts[1])) { // If the session key hash check is OK:
620 $_COOKIE[$this->fe_user->name] = $fe_sParts[0];
621 $this->fe_user->forceSetCookie = 1;
622 }
623 }
624
625 if ($this->TYPO3_CONF_VARS['FE']['dontSetCookie']) {
626 $this->fe_user->dontSetCookie=1;
627 }
628
629 $this->fe_user->start();
630 $this->fe_user->unpack_uc('');
631 $this->fe_user->fetchSessionData(); // Gets session data
632 $recs = t3lib_div::_GP('recs');
633 if (is_array($recs)) { // If any record registration is submitted, register the record.
634 $this->fe_user->record_registration($recs, $this->TYPO3_CONF_VARS['FE']['maxSessionDataSize']);
635 }
636
637 // Call hook for possible manipulation of frontend user object
638 if (is_array($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['initFEuser'])) {
639 $_params = array('pObj' => &$this);
640 foreach($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['initFEuser'] as $_funcRef) {
641 t3lib_div::callUserFunction($_funcRef,$_params,$this);
642 }
643 }
644
645 // For every 60 seconds the is_online timestamp is updated.
646 if (is_array($this->fe_user->user) && $this->fe_user->user['uid'] && $this->fe_user->user['is_online']<($GLOBALS['EXEC_TIME']-60)) {
647 $GLOBALS['TYPO3_DB']->exec_UPDATEquery('fe_users', 'uid='.intval($this->fe_user->user['uid']), array('is_online' => $GLOBALS['EXEC_TIME']));
648 }
649 }
650
651 /**
652 * Initializes the front-end user groups.
653 * Sets ->loginUser and ->gr_list based on front-end user status.
654 *
655 * @return void
656 */
657 function initUserGroups() {
658
659 $this->fe_user->showHiddenRecords = $this->showHiddenRecords; // This affects the hidden-flag selecting the fe_groups for the user!
660 $this->fe_user->fetchGroupData(); // no matter if we have an active user we try to fetch matching groups which can be set without an user (simulation for instance!)
661
662 if (is_array($this->fe_user->user) && count($this->fe_user->groupData['uid'])) {
663 $this->loginUser=1; // global flag!
664 $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!
665 $gr_array = $this->fe_user->groupData['uid'];
666 } else {
667 $this->loginUser=0;
668 $this->gr_list = '0,-1'; // group -1 is not an existing group, but denotes a 'default' group when not logged in. This is used to let elements be hidden, when a user is logged in!
669
670 if ($this->loginAllowedInBranch) {
671 $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.
672 } else {
673 $gr_array = array(); // Set to blank since we will NOT risk any groups being set when no logins are allowed!
674 }
675 }
676
677 // Clean up.
678 $gr_array = array_unique($gr_array); // Make unique...
679 sort($gr_array); // sort
680 if (count($gr_array)) {
681 $this->gr_list.=','.implode(',',$gr_array);
682 }
683
684 if ($this->fe_user->writeDevLog) t3lib_div::devLog('Valid usergroups for TSFE: '.$this->gr_list, 'tslib_fe');
685 }
686
687 /**
688 * Checking if a user is logged in or a group constellation different from "0,-1"
689 *
690 * @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!)
691 */
692 function isUserOrGroupSet() {
693 return is_array($this->fe_user->user) || $this->gr_list!=='0,-1';
694 }
695
696 /**
697 * Provides ways to bypass the '?id=[xxx]&type=[xx]' format, using either PATH_INFO or virtual HTML-documents (using Apache mod_rewrite)
698 *
699 * Two options:
700 * 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)
701 * 2) Using hook which enables features like those provided from "simulatestatic" or "realurl" extension (AKA "Speaking URLs")
702 *
703 * @return void
704 * @link http://typo3.org/doc.0.html?&tx_extrepmgm_pi1[extUid]=270&cHash=4ad9d7acb4
705 */
706 function checkAlternativeIdMethods() {
707 $this->siteScript = t3lib_div::getIndpEnv('TYPO3_SITE_SCRIPT');
708
709 // Call post processing function for custom URL methods.
710 if (is_array($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['checkAlternativeIdMethods-PostProc'])) {
711 $_params = array('pObj' => &$this);
712 foreach($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['checkAlternativeIdMethods-PostProc'] as $_funcRef) {
713 t3lib_div::callUserFunction($_funcRef,$_params,$this);
714 }
715 }
716 }
717
718 /**
719 * Clears the preview-flags, sets sim_exec_time to current time.
720 * 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.
721 *
722 * @return void
723 */
724 function clear_preview() {
725 $this->showHiddenPage = 0;
726 $this->showHiddenRecords = 0;
727 $GLOBALS['SIM_EXEC_TIME'] = $GLOBALS['EXEC_TIME'];
728 $GLOBALS['SIM_ACCESS_TIME'] = $GLOBALS['ACCESS_TIME'];
729 $this->fePreview = 0;
730 }
731
732 /**
733 * Determines the id and evaluates any preview settings
734 * 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.
735 *
736 * @return void
737 */
738 function determineId() {
739
740 // Getting ARG-v values if some
741 $this->setIDfromArgV();
742
743 // If there is a Backend login we are going to check for any preview settings:
744 $GLOBALS['TT']->push('beUserLogin','');
745 if ($this->beUserLogin || $this->doWorkspacePreview()) {
746
747 // Backend user preview features:
748 if ($this->beUserLogin && ($GLOBALS['BE_USER']->adminPanel instanceof tslib_AdminPanel)) {
749 $this->fePreview = $GLOBALS['BE_USER']->adminPanel->extGetFeAdminValue('preview') ? true : false;
750
751 // If admin panel preview is enabled...
752 if ($this->fePreview) {
753 $fe_user_OLD_USERGROUP = $this->fe_user->user['usergroup'];
754
755 $this->showHiddenPage = $GLOBALS['BE_USER']->adminPanel->extGetFeAdminValue('preview', 'showHiddenPages');
756 $this->showHiddenRecords = $GLOBALS['BE_USER']->adminPanel->extGetFeAdminValue('preview', 'showHiddenRecords');
757 // simulate date
758 $simTime = $GLOBALS['BE_USER']->adminPanel->extGetFeAdminValue('preview', 'simulateDate');
759 if ($simTime) {
760 $GLOBALS['SIM_EXEC_TIME'] = $simTime;
761 $GLOBALS['SIM_ACCESS_TIME'] = $simTime - ($simTime % 60);
762 }
763 // simulate user
764 $simUserGroup = $GLOBALS['BE_USER']->adminPanel->extGetFeAdminValue('preview', 'simulateUserGroup');
765 $this->simUserGroup = $simUserGroup;
766 if ($simUserGroup) $this->fe_user->user['usergroup']=$simUserGroup;
767 if (!$simUserGroup && !$simTime && !$this->showHiddenPage && !$this->showHiddenRecords) {
768 $this->fePreview=0;
769 }
770 }
771 }
772
773 if ($this->id) {
774
775 // Now it's investigated if the raw page-id points to a hidden page and if so, the flag is set.
776 // This does not require the preview flag to be set in the admin panel
777 $idQ = t3lib_div::testInt($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...
778 $count = $GLOBALS['TYPO3_DB']->exec_SELECTcountRows('uid', 'pages', $idQ . ' AND hidden!=0 AND deleted=0');
779 if ($count) {
780 $this->fePreview = 1; // The preview flag is set only if the current page turns out to actually be hidden!
781 $this->showHiddenPage = 1;
782 }
783
784 // For Live workspace: Check root line for proper connection to tree root (done because of possible preview of page / branch versions)
785 if (!$this->fePreview && $this->whichWorkspace()===0) {
786
787 // Initialize the page-select functions to check rootline:
788 $temp_sys_page = t3lib_div::makeInstance('t3lib_pageSelect');
789 $temp_sys_page->init($this->showHiddenPage);
790 // If root line contained NO records and ->error_getRootLine_failPid tells us that it was because of a pid=-1 (indicating a "version" record)...:
791 if (!count($temp_sys_page->getRootLine($this->id,$this->MP)) && $temp_sys_page->error_getRootLine_failPid==-1) {
792
793 // Setting versioningPreview flag and try again:
794 $temp_sys_page->versioningPreview = TRUE;
795 if (count($temp_sys_page->getRootLine($this->id,$this->MP))) {
796 // 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.
797 $this->fePreview = 1;
798 }
799 }
800 }
801 }
802
803 // The preview flag will be set if a backend user is in an offline workspace
804 if (($GLOBALS['BE_USER']->user['workspace_preview'] || t3lib_div::_GP('ADMCMD_view') || $this->doWorkspacePreview()) && ($this->whichWorkspace()===-1 || $this->whichWorkspace()>0)) {
805 $this->fePreview = 2; // Will show special preview message.
806 }
807
808 // If the front-end is showing a preview, caching MUST be disabled.
809 if ($this->fePreview) {
810 $this->set_no_cache();
811 }
812 }
813 $GLOBALS['TT']->pull();
814
815 // Now, get the id, validate access etc:
816 $this->fetch_the_id();
817
818 // Check if backend user has read access to this page. If not, recalculate the id.
819 if ($this->beUserLogin && $this->fePreview) {
820 if (!$GLOBALS['BE_USER']->doesUserHaveAccess($this->page,1)) {
821
822 // Resetting
823 $this->clear_preview();
824 $this->fe_user->user['usergroup'] = $fe_user_OLD_USERGROUP;
825
826 // Fetching the id again, now with the preview settings reset.
827 $this->fetch_the_id();
828 }
829 }
830
831 // Checks if user logins are blocked for a certain branch and if so, will unset user login and re-fetch ID.
832 $this->loginAllowedInBranch = $this->checkIfLoginAllowedInBranch();
833 if (!$this->loginAllowedInBranch) { // Logins are not allowed:
834 if ($this->isUserOrGroupSet()) { // Only if there is a login will we run this...
835
836 // Clear out user and group:
837 unset($this->fe_user->user);
838 $this->gr_list = '0,-1';
839
840 // Fetching the id again, now with the preview settings reset.
841 $this->fetch_the_id();
842 }
843 }
844
845 // Final cleaning.
846 $this->id = $this->contentPid = intval($this->id); // Make sure it's an integer
847 $this->type = intval($this->type); // Make sure it's an integer
848
849 // Look for alternative content PID if page is under version preview:
850 if ($this->fePreview) {
851 if ($this->page['_ORIG_pid']==-1 && $this->page['t3ver_swapmode']==0) { // Current page must have been an offline version and have swapmode set to 0:
852 // 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!
853 $this->contentPid = $this->page['_ORIG_uid'];
854 }
855 }
856
857 // Call post processing function for id determination:
858 if (is_array($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['determineId-PostProc'])) {
859 $_params = array('pObj' => &$this);
860 foreach($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['determineId-PostProc'] as $_funcRef) {
861 t3lib_div::callUserFunction($_funcRef,$_params,$this);
862 }
863 }
864 }
865
866 /**
867 * Get The Page ID
868 * This gets the id of the page, checks if the page is in the domain and if the page is accessible
869 * Sets variables such as $this->sys_page, $this->loginUser, $this->gr_list, $this->id, $this->type, $this->domainStartPage, $this->idParts
870 *
871 * @return void
872 * @access private
873 */
874 function fetch_the_id() {
875 $GLOBALS['TT']->push('fetch_the_id initialize/','');
876
877 // Initialize the page-select functions.
878 $this->sys_page = t3lib_div::makeInstance('t3lib_pageSelect');
879 $this->sys_page->versioningPreview = ($this->fePreview===2 || intval($this->workspacePreview) || t3lib_div::_GP('ADMCMD_view')) ? TRUE : FALSE;
880 $this->sys_page->versioningWorkspaceId = $this->whichWorkspace();
881 $this->sys_page->init($this->showHiddenPage);
882
883 // Set the valid usergroups for FE
884 $this->initUserGroups();
885
886 // Sets sys_page where-clause
887 $this->setSysPageWhereClause();
888
889 // Splitting $this->id by a period (.). First part is 'id' and second part - if exists - will overrule the &type param if given
890 $pParts = explode('.',$this->id);
891 $this->id = $pParts[0]; // Set it.
892 if (isset($pParts[1])) {$this->type=$pParts[1];}
893
894 // Splitting $this->id by a comma (,). First part is 'id' and other parts are just stored for use in scripts.
895 $this->idParts = explode(',',$this->id);
896
897 // Splitting by a '+' sign - used for base64/md5 methods of parameter encryption for simulate static documents.
898 list($pgID,$SSD_p)=explode('+',$this->idParts[0],2);
899 if ($SSD_p) { $this->idPartsAnalyze($SSD_p); }
900 $this->id = $pgID; // Set id
901
902 // If $this->id is a string, it's an alias
903 $this->checkAndSetAlias();
904
905 // The id and type is set to the integer-value - just to be sure...
906 $this->id = intval($this->id);
907 $this->type = intval($this->type);
908 $GLOBALS['TT']->pull();
909
910 // We find the first page belonging to the current domain
911 $GLOBALS['TT']->push('fetch_the_id domain/','');
912 $this->domainStartPage = $this->findDomainRecord($this->TYPO3_CONF_VARS['SYS']['recursiveDomainSearch']); // the page_id of the current domain
913 if (!$this->id) {
914 if ($this->domainStartPage) {
915 $this->id = $this->domainStartPage; // If the id was not previously set, set it to the id of the domain.
916 } else {
917 $theFirstPage = $this->sys_page->getFirstWebPage($this->id); // Find the first 'visible' page in that domain
918 if ($theFirstPage) {
919 $this->id = $theFirstPage['uid'];
920 } else {
921 if ($this->checkPageUnavailableHandler()) {
922 $this->pageUnavailableAndExit('No pages are found on the rootlevel!');
923 } else {
924 $message = 'No pages are found on the rootlevel!';
925 t3lib_div::sysLog($message, 'cms', t3lib_div::SYSLOG_SEVERITY_ERROR);
926 header('HTTP/1.0 503 Service Temporarily Unavailable');
927 $this->printError($message);
928 exit;
929 }
930 }
931 }
932 }
933 $GLOBALS['TT']->pull();
934
935 $GLOBALS['TT']->push('fetch_the_id rootLine/','');
936 $requestedId = $this->id; // We store the originally requested id
937 $this->getPageAndRootlineWithDomain($this->domainStartPage);
938 $GLOBALS['TT']->pull();
939
940 if ($this->pageNotFound && $this->TYPO3_CONF_VARS['FE']['pageNotFound_handling']) {
941 $pNotFoundMsg = array(
942 1 => 'ID was not an accessible page',
943 2 => 'Subsection was found and not accessible',
944 3 => 'ID was outside the domain',
945 4 => 'The requested page alias does not exist'
946 );
947 $this->pageNotFoundAndExit($pNotFoundMsg[$this->pageNotFound]);
948 }
949
950 // set no_cache if set
951 if ($this->page['no_cache']) {
952 $this->set_no_cache();
953 }
954
955 // Init SYS_LASTCHANGED
956 $this->register['SYS_LASTCHANGED'] = intval($this->page['tstamp']);
957 if ($this->register['SYS_LASTCHANGED'] < intval($this->page['SYS_LASTCHANGED'])) {
958 $this->register['SYS_LASTCHANGED'] = intval($this->page['SYS_LASTCHANGED']);
959 }
960 }
961
962 /**
963 * Gets the page and rootline arrays based on the id, $this->id
964 *
965 * If the id does not correspond to a proper page, the 'previous' valid page in the rootline is found
966 * If the page is a shortcut (doktype=4), the ->id is loaded with that id
967 *
968 * 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.
969 *
970 * Sets or manipulates internal variables such as: $this->id, $this->page, $this->rootLine, $this->MP, $this->pageNotFound
971 *
972 * @return void
973 * @access private
974 */
975 function getPageAndRootline() {
976 $this->page = $this->sys_page->getPage($this->id);
977 if (!count($this->page)) {
978 // If no page, we try to find the page before in the rootLine.
979 $this->pageNotFound=1; // Page is 'not found' in case the id itself was not an accessible page. code 1
980 $this->rootLine = $this->sys_page->getRootLine($this->id,$this->MP);
981 if (count($this->rootLine)) {
982 $c=count($this->rootLine)-1;
983 while($c>0) {
984
985 // Add to page access failure history:
986 $this->pageAccessFailureHistory['direct_access'][] = $this->rootLine[$c];
987
988 // Decrease to next page in rootline and check the access to that, if OK, set as page record and ID value.
989 $c--;
990 $this->id = $this->rootLine[$c]['uid'];
991 $this->page = $this->sys_page->getPage($this->id);
992 if (count($this->page)) { break; }
993 }
994 }
995 // If still no page...
996 if (!count($this->page)) {
997 if ($this->TYPO3_CONF_VARS['FE']['pageNotFound_handling']) {
998 $this->pageNotFoundAndExit('The requested page does not exist!');
999 } else {
1000 $message = 'The requested page does not exist!';
1001 header('HTTP/1.0 404 Page Not Found');
1002 t3lib_div::sysLog($message, 'cms', t3lib_div::SYSLOG_SEVERITY_ERROR);
1003 $this->printError($message);
1004 exit;
1005 }
1006 }
1007 }
1008
1009 // Spacer is not accessible in frontend
1010 if ($this->page['doktype'] == 199) {
1011 if ($this->TYPO3_CONF_VARS['FE']['pageNotFound_handling']) {
1012 $this->pageNotFoundAndExit('The requested page does not exist!');
1013 } else {
1014 $message = 'The requested page does not exist!';
1015 header('HTTP/1.0 404 Page Not Found');
1016 t3lib_div::sysLog($message, 'cms', t3lib_div::SYSLOG_SEVERITY_ERROR);
1017 $this->printError($message);
1018 exit;
1019 }
1020 }
1021
1022 // Is the ID a link to another page??
1023 if ($this->page['doktype']==4) {
1024 $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.
1025
1026 // saving the page so that we can check later - when we know
1027 // about languages - whether we took the correct shortcut or
1028 // whether a translation of the page overwrites the shortcut
1029 // target and we need to follow the new target
1030 $this->originalShortcutPage = $this->page;
1031
1032 $this->page = $this->getPageShortcut($this->page['shortcut'],$this->page['shortcut_mode'],$this->page['uid']);
1033 $this->id = $this->page['uid'];
1034 }
1035
1036 // Gets the rootLine
1037 $this->rootLine = $this->sys_page->getRootLine($this->id,$this->MP);
1038
1039 // If not rootline we're off...
1040 if (!count($this->rootLine)) {
1041 $ws = $this->whichWorkspace();
1042 if ($this->sys_page->error_getRootLine_failPid==-1 && $ws) {
1043 $this->sys_page->versioningPreview = TRUE;
1044 $this->versioningWorkspaceId = $ws;
1045 $this->rootLine = $this->sys_page->getRootLine($this->id,$this->MP);
1046 }
1047 if (!count($this->rootLine)) {
1048 if ($this->checkPageUnavailableHandler()) {
1049 $this->pageUnavailableAndExit('The requested page didn\'t have a proper connection to the tree-root!');
1050 } else {
1051 $message = 'The requested page didn\'t have a proper connection to the tree-root! <br /><br />('.$this->sys_page->error_getRootLine.')';
1052 header('HTTP/1.0 503 Service Temporarily Unavailable');
1053 t3lib_div::sysLog(str_replace('<br /><br />','',$message), 'cms', t3lib_div::SYSLOG_SEVERITY_ERROR);
1054 $this->printError($message);
1055 exit;
1056 }
1057 }
1058 $this->fePreview = 1;
1059 }
1060
1061 // Checking for include section regarding the hidden/starttime/endtime/fe_user (that is access control of a whole subbranch!)
1062 if ($this->checkRootlineForIncludeSection()) {
1063 if (!count($this->rootLine)) {
1064 if ($this->checkPageUnavailableHandler()) {
1065 $this->pageUnavailableAndExit('The requested page was not accessible!');
1066 } else {
1067 $message = 'The requested page was not accessible!';
1068 header('HTTP/1.0 503 Service Temporarily Unavailable');
1069 t3lib_div::sysLog($message, 'cms', t3lib_div::SYSLOG_SEVERITY_ERROR);
1070 $this->printError($message);
1071 exit;
1072 }
1073 } else {
1074 $el = reset($this->rootLine);
1075 $this->id = $el['uid'];
1076 $this->page = $this->sys_page->getPage($this->id);
1077 $this->rootLine = $this->sys_page->getRootLine($this->id,$this->MP);
1078 }
1079 }
1080 }
1081
1082 /**
1083 * Get page shortcut; Finds the records pointed to by input value $SC (the shortcut value)
1084 *
1085 * @param integer The value of the "shortcut" field from the pages record
1086 * @param integer The shortcut mode: 1 and 2 will select either first subpage or random subpage; the default is the page pointed to by $SC
1087 * @param integer The current page UID of the page which is a shortcut
1088 * @param integer Safety feature which makes sure that the function is calling itself recursively max 20 times (since this function can find shortcuts to other shortcuts to other shortcuts...)
1089 * @param array An array filled with previous page uids tested by the function - new page uids are evaluated against this to avoid going in circles.
1090 * @return mixed Returns the page record of the page that the shortcut pointed to.
1091 * @access private
1092 * @see getPageAndRootline()
1093 */
1094 function getPageShortcut($SC,$mode,$thisUid,$itera=20,$pageLog=array()) {
1095 $idArray = t3lib_div::intExplode(',',$SC);
1096
1097 // Find $page record depending on shortcut mode:
1098 switch($mode) {
1099 case 1:
1100 case 2:
1101 $pageArray = $this->sys_page->getMenu($idArray[0]?$idArray[0]:$thisUid,'*','sorting','AND pages.doktype<199 AND pages.doktype!=6');
1102 $pO = 0;
1103 if ($mode==2 && count($pageArray)) { // random
1104 $randval = intval(rand(0,count($pageArray)-1));
1105 $pO = $randval;
1106 }
1107 $c = 0;
1108 reset($pageArray);
1109 while(list(,$pV)=each($pageArray)) {
1110 if ($c==$pO) {
1111 $page = $pV;
1112 break;
1113 }
1114 $c++;
1115 }
1116 break;
1117 default:
1118 $page = $this->sys_page->getPage($idArray[0]);
1119 break;
1120 }
1121
1122 // Check if short cut page was a shortcut itself, if so look up recursively:
1123 if ($page['doktype']==4) {
1124 if (!in_array($page['uid'],$pageLog) && $itera>0) {
1125 $pageLog[] = $page['uid'];
1126 $page = $this->getPageShortcut($page['shortcut'],$page['shortcut_mode'],$page['uid'],$itera-1,$pageLog);
1127 } else {
1128 $pageLog[] = $page['uid'];
1129 $message = 'Page shortcuts were looping in uids '.implode(',',$pageLog).'...!';
1130 header('HTTP/1.0 500 Internal Server Error');
1131 t3lib_div::sysLog($message, 'cms', t3lib_div::SYSLOG_SEVERITY_ERROR);
1132 $this->printError($message);
1133 exit;
1134 }
1135 }
1136 // Return resulting page:
1137 return $page;
1138 }
1139
1140 /**
1141 * Checks the current rootline for defined sections.
1142 *
1143 * @return boolean
1144 * @access private
1145 */
1146 function checkRootlineForIncludeSection() {
1147 $c=count($this->rootLine);
1148 $removeTheRestFlag=0;
1149
1150 for ($a=0;$a<$c;$a++) {
1151 if (!$this->checkPagerecordForIncludeSection($this->rootLine[$a])) {
1152 // Add to page access failure history:
1153 $this->pageAccessFailureHistory['sub_section'][] = $this->rootLine[$a];
1154 $removeTheRestFlag=1;
1155 }
1156 if ($this->rootLine[$a]['doktype']==6) {
1157 if ($this->beUserLogin) { // If there is a backend user logged in, check if he has read access to the page:
1158 $res = $GLOBALS['TYPO3_DB']->exec_SELECTquery('uid', 'pages', 'uid='.intval($this->id).' AND '.$GLOBALS['BE_USER']->getPagePermsClause(1)); // versionOL()?
1159 list($isPage) = $GLOBALS['TYPO3_DB']->sql_fetch_row($res);
1160 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...
1161 } else { // Dont go here, if there is no backend user logged in.
1162 $removeTheRestFlag=1;
1163 }
1164 }
1165 if ($removeTheRestFlag) {
1166 $this->pageNotFound=2; // Page is 'not found' in case a subsection was found and not accessible, code 2
1167 unset($this->rootLine[$a]);
1168 }
1169 }
1170 return $removeTheRestFlag;
1171 }
1172
1173 /**
1174 * Checks page record for enableFields
1175 * Returns true if enableFields does not disable the page record.
1176 * Takes notice of the ->showHiddenPage flag and uses SIM_ACCESS_TIME for start/endtime evaluation
1177 *
1178 * @param array The page record to evaluate (needs fields: hidden, starttime, endtime, fe_group)
1179 * @param boolean Bypass group-check
1180 * @return boolean True, if record is viewable.
1181 * @see tslib_cObj::getTreeList(), checkPagerecordForIncludeSection()
1182 */
1183 function checkEnableFields($row,$bypassGroupCheck=FALSE) {
1184 if ((!$row['hidden'] || $this->showHiddenPage)
1185 && $row['starttime']<=$GLOBALS['SIM_ACCESS_TIME']
1186 && ($row['endtime']==0 || $row['endtime']>$GLOBALS['SIM_ACCESS_TIME'])
1187 && ($bypassGroupCheck || $this->checkPageGroupAccess($row))
1188 ) { return TRUE; }
1189 }
1190
1191 /**
1192 * Check group access against a page record
1193 *
1194 * @param array The page record to evaluate (needs field: fe_group)
1195 * @param mixed List of group id's (comma list or array). Default is $this->gr_list
1196 * @return boolean True, if group access is granted.
1197 * @access private
1198 */
1199 function checkPageGroupAccess($row, $groupList=NULL) {
1200 if(is_null($groupList)) {
1201 $groupList = $this->gr_list;
1202 }
1203 if(!is_array($groupList)) {
1204 $groupList = explode(',', $groupList);
1205 }
1206 $pageGroupList = explode(',', $row['fe_group'] ? $row['fe_group'] : 0);
1207 return count(array_intersect($groupList, $pageGroupList)) > 0;
1208 }
1209
1210 /**
1211 * Checks page record for include section
1212 *
1213 * @param array The page record to evaluate (needs fields: extendToSubpages + hidden, starttime, endtime, fe_group)
1214 * @return boolean Returns true if either extendToSubpages is not checked or if the enableFields does not disable the page record.
1215 * @access private
1216 * @see checkEnableFields(), tslib_cObj::getTreeList(), checkRootlineForIncludeSection()
1217 */
1218 function checkPagerecordForIncludeSection($row) {
1219 return (!$row['extendToSubpages'] || $this->checkEnableFields($row)) ? 1 : 0;
1220 }
1221
1222 /**
1223 * 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!)
1224 *
1225 * @return boolean returns TRUE if logins are OK, otherwise false (and then the login user must be unset!)
1226 */
1227 function checkIfLoginAllowedInBranch() {
1228
1229 // Initialize:
1230 $c = count($this->rootLine);
1231 $disable = FALSE;
1232
1233 // Traverse root line from root and outwards:
1234 for ($a=0; $a<$c; $a++) {
1235
1236 // If a value is set for login state:
1237 if ($this->rootLine[$a]['fe_login_mode'] > 0) {
1238
1239 // Determine state from value:
1240 $disable = (int)$this->rootLine[$a]['fe_login_mode'] === 1 ? TRUE : FALSE;
1241 }
1242 }
1243
1244 return !$disable;
1245 }
1246
1247 /**
1248 * 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
1249 *
1250 * @return array Summary of why page access was not allowed.
1251 */
1252 function getPageAccessFailureReasons() {
1253 $output = array();
1254
1255 $combinedRecords = array_merge(
1256 is_array($this->pageAccessFailureHistory['direct_access']) ? $this->pageAccessFailureHistory['direct_access'] : array(array('fe_group'=>0)), // Adding fake first record for direct access if none, otherwise $k==0 below will be indicating a sub-section record to be first direct_access record which is of course false!
1257 is_array($this->pageAccessFailureHistory['sub_section']) ? $this->pageAccessFailureHistory['sub_section'] : array()
1258 );
1259
1260 if (count($combinedRecords)) {
1261 foreach($combinedRecords as $k => $pagerec) {
1262 // 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
1263 // If $k>0 it is parent pages being tested. They are only significant for the access to the first page IF they had the extendToSubpages flag set, hence checked only then!
1264 if (!$k || $pagerec['extendToSubpages']) {
1265 if ($pagerec['hidden']) $output['hidden'][$pagerec['uid']] = TRUE;
1266 if ($pagerec['starttime'] > $GLOBALS['SIM_ACCESS_TIME']) $output['starttime'][$pagerec['uid']] = $pagerec['starttime'];
1267 if ($pagerec['endtime']!=0 && $pagerec['endtime'] <= $GLOBALS['SIM_ACCESS_TIME']) $output['endtime'][$pagerec['uid']] = $pagerec['endtime'];
1268 if (!$this->checkPageGroupAccess($pagerec)) $output['fe_group'][$pagerec['uid']] = $pagerec['fe_group'];
1269 }
1270 }
1271 }
1272
1273 return $output;
1274 }
1275
1276 /**
1277 * This checks if there are ARGV-parameters in the QUERY_STRING and if so, those are used for the id
1278 * $this->id must be 'false' in order for any processing to happen in here
1279 * If an id/alias value is extracted from the QUERY_STRING it is set in $this->id
1280 *
1281 * @return void
1282 * @access private
1283 */
1284 function setIDfromArgV() {
1285 if (!$this->id) {
1286 list($theAlias) = explode('&',t3lib_div::getIndpEnv('QUERY_STRING'));
1287 $theAlias = trim($theAlias);
1288 $this->id = ($theAlias != '' && strpos($theAlias, '=') === false) ? $theAlias : 0;
1289 }
1290 }
1291
1292 /**
1293 * Gets ->page and ->rootline information based on ->id. ->id may change during this operation.
1294 * If not inside domain, then default to first page in domain.
1295 *
1296 * @param integer Page uid of the page where the found domain record is (pid of the domain record)
1297 * @return void
1298 * @access private
1299 */
1300 function getPageAndRootlineWithDomain($domainStartPage) {
1301 $this->getPageAndRootline();
1302
1303 // Checks if the $domain-startpage is in the rootLine. This is necessary so that references to page-id's from other domains are not possible.
1304 if ($domainStartPage && is_array($this->rootLine)) {
1305 reset ($this->rootLine);
1306 $idFound = 0;
1307 while(list($key,$val)=each($this->rootLine)) {
1308 if ($val['uid']==$domainStartPage) {
1309 $idFound=1;
1310 break;
1311 }
1312 }
1313 if (!$idFound) {
1314 $this->pageNotFound=3; // Page is 'not found' in case the id was outside the domain, code 3
1315 $this->id = $domainStartPage;
1316 $this->getPageAndRootline(); //re-get the page and rootline if the id was not found.
1317 }
1318 }
1319 }
1320
1321 /**
1322 * Sets sys_page where-clause
1323 *
1324 * @return void
1325 * @access private
1326 */
1327 function setSysPageWhereClause() {
1328 $this->sys_page->where_hid_del.=' AND pages.doktype<200';
1329 $this->sys_page->where_groupAccess = $this->sys_page->getMultipleGroupsWhereClause('pages.fe_group', 'pages');
1330 }
1331
1332 /**
1333 * Looking up a domain record based on HTTP_HOST
1334 *
1335 * @param boolean If set, it looks "recursively" meaning that a domain like "123.456.typo3.com" would find a domain record like "typo3.com" if "123.456.typo3.com" or "456.typo3.com" did not exist.
1336 * @return integer Returns the page id of the page where the domain record was found.
1337 * @access private
1338 */
1339 function findDomainRecord($recursive=0) {
1340 if ($recursive) {
1341 $host = explode('.',t3lib_div::getIndpEnv('HTTP_HOST'));
1342 while(count($host)) {
1343 $pageUid = $this->sys_page->getDomainStartPage(implode('.',$host),t3lib_div::getIndpEnv('SCRIPT_NAME'),t3lib_div::getIndpEnv('REQUEST_URI'));
1344 if ($pageUid) return $pageUid; else array_shift($host);
1345 }
1346 return $pageUid;
1347 } else {
1348 return $this->sys_page->getDomainStartPage(t3lib_div::getIndpEnv('HTTP_HOST'),t3lib_div::getIndpEnv('SCRIPT_NAME'),t3lib_div::getIndpEnv('REQUEST_URI'));
1349 }
1350 }
1351
1352 /**
1353 * Page unavailable handler for use in frontend plugins from extensions.
1354 *
1355 * @param string Reason text
1356 * @param string HTTP header to send
1357 * @return void Function exits.
1358 */
1359 function pageUnavailableAndExit($reason='', $header='') {
1360 $header = $header ? $header : $this->TYPO3_CONF_VARS['FE']['pageUnavailable_handling_statheader'];
1361 $this->pageUnavailableHandler($this->TYPO3_CONF_VARS['FE']['pageUnavailable_handling'], $header, $reason);
1362 exit;
1363 }
1364
1365 /**
1366 * Page-not-found handler for use in frontend plugins from extensions.
1367 *
1368 * @param string Reason text
1369 * @param string HTTP header to send
1370 * @return void Function exits.
1371 */
1372 function pageNotFoundAndExit($reason='', $header='') {
1373 $header = $header ? $header : $this->TYPO3_CONF_VARS['FE']['pageNotFound_handling_statheader'];
1374 $this->pageNotFoundHandler($this->TYPO3_CONF_VARS['FE']['pageNotFound_handling'], $header, $reason);
1375 exit;
1376 }
1377
1378 /**
1379 * Checks whether the pageUnavailableHandler should be used. To be used, pageUnavailable_handling must be set
1380 * and devIPMask must not match the current visitor's IP address.
1381 *
1382 * @return boolean True/false whether the pageUnavailable_handler should be used.
1383 */
1384 function checkPageUnavailableHandler() {
1385 if($this->TYPO3_CONF_VARS['FE']['pageUnavailable_handling'] &&
1386 !t3lib_div::cmpIP(t3lib_div::getIndpEnv('REMOTE_ADDR'), $this->TYPO3_CONF_VARS['SYS']['devIPmask'])) {
1387 $checkPageUnavailableHandler = TRUE;
1388 } else {
1389 $checkPageUnavailableHandler = FALSE;
1390 }
1391
1392 return $checkPageUnavailableHandler;
1393 }
1394
1395 /**
1396 * Page unavailable handler. Acts a wrapper for the pageErrorHandler method.
1397 *
1398 * @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 $code value is expected to be a "Location:" header value.
1399 * @param string If set, this is passed directly to the PHP function, header()
1400 * @param string If set, error messages will also mention this as the reason for the page-not-found.
1401 * @return void (The function exits!)
1402 */
1403 function pageUnavailableHandler($code, $header, $reason) {
1404 $this->pageErrorHandler($code, $header, $reason);
1405 }
1406
1407 /**
1408 * Page not found handler. Acts a wrapper for the pageErrorHandler method.
1409 *
1410 * @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 $code value is expected to be a "Location:" header value.
1411 * @param string If set, this is passed directly to the PHP function, header()
1412 * @param string If set, error messages will also mention this as the reason for the page-not-found.
1413 * @return void (The function exits!)
1414 */
1415 function pageNotFoundHandler($code, $header='', $reason='') {
1416 $this->pageErrorHandler($code, $header, $reason);
1417 }
1418
1419 /**
1420 * Generic error page handler.
1421 * Exits.
1422 *
1423 * @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 $code value is expected to be a "Location:" header value.
1424 * @param string If set, this is passed directly to the PHP function, header()
1425 * @param string If set, error messages will also mention this as the reason for the page-not-found.
1426 * @return void (The function exits!)
1427 */
1428 function pageErrorHandler($code, $header='', $reason='') {
1429
1430 // Issue header in any case:
1431 if ($header) {
1432 $headerArr = preg_split('/\r|\n/',$header,-1,PREG_SPLIT_NO_EMPTY);
1433 foreach ($headerArr as $header) {
1434 header ($header);
1435 }
1436 }
1437
1438 // Create response:
1439 if (gettype($code)=='boolean' || !strcmp($code,1)) { // Simply boolean; Just shows TYPO3 error page with reason:
1440 $this->printError('The page did not exist or was inaccessible.'.($reason ? ' Reason: '.htmlspecialchars($reason) : ''));
1441 } elseif (t3lib_div::isFirstPartOfStr($code,'USER_FUNCTION:')) {
1442 $funcRef = trim(substr($code,14));
1443 $params = array(
1444 'currentUrl' => t3lib_div::getIndpEnv('REQUEST_URI'),
1445 'reasonText' => $reason,
1446 'pageAccessFailureReasons' => $this->getPageAccessFailureReasons()
1447 );
1448 echo t3lib_div::callUserFunction($funcRef,$params,$this);
1449 } elseif (t3lib_div::isFirstPartOfStr($code,'READFILE:')) {
1450 $readFile = t3lib_div::getFileAbsFileName(trim(substr($code,9)));
1451 if (@is_file($readFile)) {
1452 $fileContent = t3lib_div::getUrl($readFile);
1453 $fileContent = str_replace('###CURRENT_URL###', t3lib_div::getIndpEnv('REQUEST_URI'), $fileContent);
1454 $fileContent = str_replace('###REASON###', htmlspecialchars($reason), $fileContent);
1455 echo $fileContent;
1456 } else {
1457 $this->printError('Configuration Error: 404 page "'.$readFile.'" could not be found.');
1458 }
1459 } elseif (t3lib_div::isFirstPartOfStr($code,'REDIRECT:')) {
1460 header('Location: '.t3lib_div::locationHeaderUrl(substr($code,9)));
1461 exit;
1462 } elseif (strlen($code)) {
1463 // Check if URL is relative
1464 $url_parts = parse_url($code);
1465 if ($url_parts['host'] == '') {
1466 $url_parts['host'] = t3lib_div::getIndpEnv('HTTP_HOST');
1467 $code = t3lib_div::getIndpEnv('TYPO3_REQUEST_HOST') . $code;
1468 $checkBaseTag = false;
1469 } else {
1470 $checkBaseTag = true;
1471 }
1472
1473 // Check recursion
1474 if ($code == t3lib_div::getIndpEnv('TYPO3_REQUEST_URL')) {
1475 if ($reason == '') {
1476 $reason = 'Page cannot be found.';
1477 }
1478 $reason.= chr(10) . chr(10) . 'Additionally, ' . $code . ' was not found while trying to retrieve the error document.';
1479 $this->printError('Reason: '.nl2br(htmlspecialchars($reason)));
1480 exit();
1481 }
1482
1483 // Prepare headers
1484 $headerArr = array(
1485 'User-agent: ' . t3lib_div::getIndpEnv('HTTP_USER_AGENT'),
1486 'Referer: ' . t3lib_div::getIndpEnv('TYPO3_REQUEST_URL')
1487 );
1488 $res = t3lib_div::getURL($code, 1, $headerArr);
1489
1490 // Header and content are separated by an empty line
1491 list($header, $content) = explode("\r\n\r\n", $res, 2);
1492 $content.= "\r\n";
1493
1494 if (false === $res) {
1495 // Last chance -- redirect
1496 header('Location: '.t3lib_div::locationHeaderUrl($code));
1497 } else {
1498
1499 $forwardHeaders = array( // Forward these response headers to the client
1500 'Content-Type:',
1501 );
1502 $headerArr = preg_split('/\r|\n/',$header,-1,PREG_SPLIT_NO_EMPTY);
1503 foreach ($headerArr as $header) {
1504 foreach ($forwardHeaders as $h) {
1505 if (preg_match('/^'.$h.'/', $header)) {
1506 header ($header);
1507 }
1508 }
1509 }
1510 // Put <base> if necesary
1511 if ($checkBaseTag) {
1512
1513 // If content already has <base> tag, we do not need to do anything
1514 if (false === stristr($content, '<base ')) {
1515
1516 // Generate href for base tag
1517 $base = $url_parts['scheme'] . '://';
1518 if ($url_parts['user'] != '') {
1519 $base.= $url_parts['user'];
1520 if ($url_parts['pass'] != '') {
1521 $base.= ':' . $url_parts['pass'];
1522 }
1523 $base.= '@';
1524 }
1525 $base.= $url_parts['host'];
1526
1527 // Add path portion skipping possible file name
1528 $base.= preg_replace('/(.*\/)[^\/]*/', '${1}', $url_parts['path']);
1529
1530 // Put it into content (generate also <head> if necessary)
1531 $replacement = chr(10) . '<base href="' . htmlentities($base) . '" />' . chr(10);
1532 if (stristr($content, '<head>')) {
1533 $content = preg_replace('/(<head>)/i', '\1' . $replacement, $content);
1534 } else {
1535 $content = preg_replace('/(<html[^>]*>)/i', '\1<head>' . $replacement . '</head>', $content);
1536 }
1537 }
1538 }
1539 echo $content; // Output the content
1540 }
1541 } else {
1542 $this->printError($reason ? 'Reason: '.htmlspecialchars($reason) : 'Page cannot be found.');
1543 }
1544 exit();
1545 }
1546
1547 /**
1548 * Fetches the integer page id for a page alias.
1549 * 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 $this->id
1550 *
1551 * @return void
1552 * @access private
1553 */
1554 function checkAndSetAlias() {
1555 if ($this->id && !t3lib_div::testInt($this->id)) {
1556 $aid = $this->sys_page->getPageIdFromAlias($this->id);
1557 if ($aid) {
1558 $this->id = $aid;
1559 } else {
1560 $this->pageNotFound = 4;
1561 }
1562 }
1563 }
1564
1565 /**
1566 * 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 $_GET
1567 * If values for ->cHash, ->no_cache, ->jumpurl and ->MP is found, they are also loaded into the internal vars of this class.
1568 *
1569 * @param string String to analyze
1570 * @return void
1571 * @access private
1572 * @deprecated since TYPO3 4.3, will be removed in TYPO3 4.5, please use the "simulatestatic" sysext directly
1573 */
1574 function idPartsAnalyze($str) {
1575 $GET_VARS = '';
1576 switch(substr($str,0,2)) {
1577 case 'B6':
1578 $addParams = base64_decode(str_replace('_','=',str_replace('-','/',substr($str,2))));
1579 parse_str($addParams,$GET_VARS);
1580 break;
1581 case 'M5':
1582 $res = $GLOBALS['TYPO3_DB']->exec_SELECTquery('params', 'cache_md5params', 'md5hash='.$GLOBALS['TYPO3_DB']->fullQuoteStr(substr($str,2), 'cache_md5params'));
1583 $row = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($res);
1584
1585 $this->updateMD5paramsRecord(substr($str,2));
1586 parse_str($row['params'],$GET_VARS);
1587 break;
1588 }
1589
1590 $this->mergingWithGetVars($GET_VARS);
1591 }
1592
1593 /**
1594 * Merging values into the global $_GET
1595 *
1596 * @param array Array of key/value pairs that will be merged into the current GET-vars. (Non-escaped values)
1597 * @return void
1598 */
1599 function mergingWithGetVars($GET_VARS) {
1600 if (is_array($GET_VARS)) {
1601 $realGet = t3lib_div::_GET(); // Getting $_GET var, unescaped.
1602 if (!is_array($realGet)) $realGet = array();
1603
1604 // Merge new values on top:
1605 $realGet = t3lib_div::array_merge_recursive_overrule($realGet,$GET_VARS);
1606
1607 // Write values back to $_GET:
1608 t3lib_div::_GETset($realGet);
1609
1610 // Setting these specifically (like in the init-function):
1611 if (isset($GET_VARS['type'])) $this->type = intval($GET_VARS['type']);
1612 if (isset($GET_VARS['cHash'])) $this->cHash = $GET_VARS['cHash'];
1613 if (isset($GET_VARS['jumpurl'])) $this->jumpurl = $GET_VARS['jumpurl'];
1614 if (isset($GET_VARS['MP'])) $this->MP = $this->TYPO3_CONF_VARS['FE']['enable_mount_pids'] ? $GET_VARS['MP'] : '';
1615
1616 if (isset($GET_VARS['no_cache']) && $GET_VARS['no_cache']) $this->set_no_cache();
1617 }
1618 }
1619
1620 /**
1621 * Looking for a ADMCMD_prev code, looks it up if found and returns configuration data.
1622 * 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.
1623 * 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.
1624 * 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.
1625 *
1626 * @return array Preview configuration array from sys_preview record.
1627 * @see t3lib_BEfunc::compilePreviewKeyword()
1628 */
1629 function ADMCMD_preview(){
1630 $inputCode = t3lib_div::_GP('ADMCMD_prev');
1631
1632 // If no inputcode and a cookie is set, load input code from cookie:
1633 if (!$inputCode && $_COOKIE['ADMCMD_prev']) {
1634 $inputCode = $_COOKIE['ADMCMD_prev'];
1635 }
1636
1637 // If inputcode now, look up the settings:
1638 if ($inputCode) {
1639
1640 if ($inputCode=='LOGOUT') { // "log out":
1641 SetCookie('ADMCMD_prev', '', 0, t3lib_div::getIndpEnv('TYPO3_SITE_PATH'));
1642 if ($this->TYPO3_CONF_VARS['FE']['workspacePreviewLogoutTemplate']) {
1643 if (@is_file(PATH_site.$this->TYPO3_CONF_VARS['FE']['workspacePreviewLogoutTemplate'])) {
1644 $message = t3lib_div::getUrl(PATH_site.$this->TYPO3_CONF_VARS['FE']['workspacePreviewLogoutTemplate']);
1645 } else {
1646 $message = '<b>ERROR!</b><br>Template File "'.$this->TYPO3_CONF_VARS['FE']['workspacePreviewLogoutTemplate'].'" configured with $TYPO3_CONF_VARS["FE"]["workspacePreviewLogoutTemplate"] not found. Please contact webmaster about this problem.';
1647 }
1648 } else {
1649 $message = 'You logged out from Workspace preview mode. Click this link to <a href="%1$s">go back to the website</a>';
1650 }
1651 die(sprintf($message,
1652 htmlspecialchars(preg_replace('/\&?ADMCMD_prev=[[:alnum:]]+/','',t3lib_div::_GET('returnUrl')))
1653 ));
1654 }
1655
1656 // Look for keyword configuration record:
1657 list($previewData) = $GLOBALS['TYPO3_DB']->exec_SELECTgetRows(
1658 '*',
1659 'sys_preview',
1660 'keyword='.$GLOBALS['TYPO3_DB']->fullQuoteStr($inputCode, 'sys_preview').
1661 ' AND endtime>' . $GLOBALS['EXEC_TIME']
1662 );
1663
1664 // Get: Backend login status, Frontend login status
1665 // - Make sure to remove fe/be cookies (temporarily); BE already done in ADMCMD_preview_postInit()
1666 if (is_array($previewData)) {
1667 if (!count(t3lib_div::_POST())) {
1668 // Unserialize configuration:
1669 $previewConfig = unserialize($previewData['config']);
1670
1671 if ($previewConfig['fullWorkspace']) { // For full workspace preview we only ADD a get variable to set the preview of the workspace - so all other Get vars are accepted. Hope this is not a security problem. Still posting is not allowed and even if a backend user get initialized it shouldn't lead to situations where users can use those credentials.
1672
1673 // Set the workspace preview value:
1674 t3lib_div::_GETset($previewConfig['fullWorkspace'],'ADMCMD_previewWS');
1675
1676 // 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...
1677 if (t3lib_div::_GP('ADMCMD_prev')) {
1678 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.
1679 }
1680 return $previewConfig;
1681 } elseif (t3lib_div::getIndpEnv('TYPO3_SITE_URL').'index.php?ADMCMD_prev='.$inputCode === t3lib_div::getIndpEnv('TYPO3_REQUEST_URL')) {
1682
1683 // Set GET variables:
1684 $GET_VARS = '';
1685 parse_str($previewConfig['getVars'], $GET_VARS);
1686 t3lib_div::_GETset($GET_VARS);
1687
1688 // Return preview keyword configuration:
1689 return $previewConfig;
1690 } else die(htmlspecialchars('Request URL did not match "'.t3lib_div::getIndpEnv('TYPO3_SITE_URL').'index.php?ADMCMD_prev='.$inputCode.'"')); // This check is to prevent people from setting additional GET vars via realurl or other URL path based ways of passing parameters.
1691 } else die('POST requests are incompatible with keyword preview.');
1692 } else die('ADMCMD command could not be executed! (No keyword configuration found)');
1693 }
1694 }
1695
1696 /**
1697 * Configuration after initialization of TSFE object.
1698 * Basically this unsets the BE cookie if any and forces the BE user set according to the preview configuration.
1699 *
1700 * @param array Preview configuration, see ADMCMD_preview()
1701 * @return void
1702 * @see ADMCMD_preview(), index_ts.php
1703 */
1704 function ADMCMD_preview_postInit($previewConfig){
1705 if (is_array($previewConfig)) {
1706
1707 // Clear cookies:
1708 unset($_COOKIE['be_typo_user']);
1709 $this->ADMCMD_preview_BEUSER_uid = $previewConfig['BEUSER_uid'];
1710
1711 } else die('Error in preview configuration.');
1712 }
1713
1714
1715
1716
1717
1718
1719
1720
1721
1722
1723
1724 /********************************************
1725 *
1726 * Template and caching related functions.
1727 *
1728 *******************************************/
1729
1730 /**
1731 * Calculates a hash string based on additional parameters in the url. This is used to cache pages with more parameters than just id and type
1732 *
1733 * @return void
1734 * @see reqCHash()
1735 */
1736 function makeCacheHash() {
1737 // No need to test anything if caching was already disabled.
1738 if ($this->no_cache && !$this->TYPO3_CONF_VARS['FE']['pageNotFoundOnCHashError']) {
1739 return;
1740 }
1741
1742 $GET = t3lib_div::_GET();
1743 if ($this->cHash && is_array($GET)) {
1744 $this->cHash_array = t3lib_div::cHashParams(t3lib_div::implodeArrayForUrl('',$GET));
1745 $cHash_calc = t3lib_div::calculateCHash($this->cHash_array);
1746
1747 if ($cHash_calc!=$this->cHash) {
1748 if ($this->TYPO3_CONF_VARS['FE']['pageNotFoundOnCHashError']) {
1749 $this->pageNotFoundAndExit('Request parameters could not be validated (&cHash comparison failed)');
1750 } else {
1751 $this->set_no_cache();
1752 $GLOBALS['TT']->setTSlogMessage('The incoming cHash "'.$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);
1753 }
1754 }
1755 }
1756 }
1757
1758 /**
1759 * Will disable caching if the cHash value was not set.
1760 * 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)
1761 *
1762 * @return void
1763 * @see makeCacheHash(), tslib_pibase::pi_cHashCheck()
1764 */
1765 function reqCHash() {
1766 if (!$this->cHash) {
1767 if ($this->TYPO3_CONF_VARS['FE']['pageNotFoundOnCHashError']) {
1768 if ($this->tempContent) { $this->clearPageCacheContent(); }
1769 $this->pageNotFoundAndExit('Request parameters could not be validated (&cHash empty)');
1770 } else {
1771 $this->set_no_cache();
1772 $GLOBALS['TT']->setTSlogMessage('TSFE->reqCHash(): No &cHash parameter was sent for GET vars though required so caching is disabled',2);
1773 }
1774 }
1775 }
1776
1777 /**
1778 * Splits the input query-parameters into an array with certain parameters filtered out.
1779 * Used to create the cHash value
1780 *
1781 * @param string Query-parameters: "&xxx=yyy&zzz=uuu"
1782 * @return array Array with key/value pairs of query-parameters WITHOUT a certain list of variable names (like id, type, no_cache etc) and WITH a variable, encryptionKey, specific for this server/installation
1783 * @access private
1784 * @see makeCacheHash(), tslib_cObj::typoLink()
1785 * @obsolete
1786 */
1787 function cHashParams($addQueryParams) {
1788 return t3lib_div::cHashParams($addQueryParams);
1789 }
1790
1791 /**
1792 * Initialize the TypoScript template parser
1793 *
1794 * @return void
1795 */
1796 function initTemplate() {
1797 $this->tmpl = t3lib_div::makeInstance('t3lib_TStemplate');
1798 $this->tmpl->init();
1799 $this->tmpl->tt_track= $this->beUserLogin ? 1 : 0;
1800 }
1801
1802 /**
1803 * See if page is in cache and get it if so
1804 * Stores the page content in $this->content if something is found.
1805 *
1806 * @return void
1807 */
1808 function getFromCache() {
1809 if (!$this->no_cache) {
1810 $cc = $this->tmpl->getCurrentPageData();
1811
1812 if (!is_array($cc)) {
1813 $key = $this->id.'::'.$this->MP;
1814 $isLocked = $this->acquirePageGenerationLock($this->pagesection_lockObj, $key); // Returns true if the lock is active now
1815
1816 if (!$isLocked) {
1817 // Lock is no longer active, the data in "cache_pagesection" is now ready
1818 $cc = $this->tmpl->getCurrentPageData();
1819 if (is_array($cc)) {
1820 $this->releasePageGenerationLock($this->pagesection_lockObj); // Release the lock
1821 }
1822 }
1823 }
1824
1825 if (is_array($cc)) {
1826 // 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.
1827 // If this hash is not the same in here in this section and after page-generation, then the page will not be properly cached!
1828 $cc = $this->tmpl->matching($cc); // This array is an identification of the template. If $this->all is empty it's because the template-data is not cached, which it must be.
1829 ksort($cc);
1830
1831 $this->all = $cc;
1832 }
1833 unset($cc);
1834 }
1835
1836 $this->content = ''; // clearing the content-variable, which will hold the pagecontent
1837 unset($this->config); // Unsetting the lowlevel config
1838 $this->cacheContentFlag = 0;
1839
1840 // Look for page in cache only if caching is not disabled and if a shift-reload is not sent to the server.
1841 if (!$this->no_cache && !$this->headerNoCache()) {
1842 $lockHash = $this->getLockHash();
1843
1844 if ($this->all) {
1845 $this->newHash = $this->getHash();
1846
1847 $GLOBALS['TT']->push('Cache Row','');
1848 $row = $this->getFromCache_queryRow();
1849
1850 if (!is_array($row)) {
1851 $isLocked = $this->acquirePageGenerationLock($this->pages_lockObj, $lockHash);
1852
1853 if (!$isLocked) {
1854 // Lock is no longer active, the data in "cache_pages" is now ready
1855 $row = $this->getFromCache_queryRow();
1856 if (is_array($row)) {
1857 $this->releasePageGenerationLock($this->pages_lockObj); // Release the lock
1858 }
1859 }
1860 }
1861
1862 if (is_array($row)) {
1863 // Release this lock
1864 $this->releasePageGenerationLock($this->pages_lockObj);
1865
1866 $this->config = (array)unserialize($row['cache_data']); // Fetches the lowlevel config stored with the cached data
1867 $this->content = $row['HTML']; // Getting the content
1868 $this->tempContent = $row['temp_content']; // Flag for temp content
1869 $this->cacheContentFlag = 1; // Setting flag, so we know, that some cached content has been loaded
1870 $this->cacheExpires = $row['expires'];
1871
1872 if ($this->TYPO3_CONF_VARS['FE']['debug'] || (isset($this->config['config']['debug']) && $this->config['config']['debug'])) {
1873 $dateFormat = $GLOBALS['TYPO3_CONF_VARS']['SYS']['ddmmyy'];
1874 $timeFormat = $GLOBALS['TYPO3_CONF_VARS']['SYS']['hhmm'];
1875
1876 $this->content.= chr(10).'<!-- Cached page generated '.date($dateFormat.' '.$timeFormat, $row['tstamp']).'. Expires '.Date($dateFormat.' '.$timeFormat, $row['expires']).' -->';
1877 }
1878 }
1879 $GLOBALS['TT']->pull();
1880
1881 } else {
1882 $this->acquirePageGenerationLock($this->pages_lockObj, $lockHash);
1883 }
1884 }
1885 }
1886
1887 /**
1888 * Returning the cached version of page with hash = newHash
1889 *
1890 * @return array Cached row, if any. Otherwise void.
1891 */
1892 function getFromCache_queryRow() {
1893 $GLOBALS['TT']->push('Cache Query', '');
1894 $cachedPage = $this->pageCache->get($this->newHash);
1895 $GLOBALS['TT']->pull();
1896
1897 return $cachedPage;
1898 }
1899
1900 /**
1901 * Detecting if shift-reload has been clicked
1902 * Will not be called if re-generation of page happens by other reasons (for instance that the page is not in cache yet!)
1903 * Also, a backend user MUST be logged in for the shift-reload to be detected due to DoS-attack-security reasons.
1904 *
1905 * @return boolean If shift-reload in client browser has been clicked, disable getting cached page (and regenerate it).
1906 */
1907 function headerNoCache() {
1908 $disableAcquireCacheData = FALSE;
1909
1910 if ($this->beUserLogin) {
1911 if (strtolower($_SERVER['HTTP_CACHE_CONTROL'])==='no-cache' || strtolower($_SERVER['HTTP_PRAGMA'])==='no-cache') {
1912 $disableAcquireCacheData = TRUE;
1913 }
1914 }
1915
1916 // Call hook for possible by-pass of requiring of page cache (for recaching purpose)
1917 if (is_array($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['headerNoCache'])) {
1918 $_params = array('pObj' => &$this, 'disableAcquireCacheData' => &$disableAcquireCacheData);
1919 foreach($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['headerNoCache'] as $_funcRef) {
1920 t3lib_div::callUserFunction($_funcRef,$_params,$this);
1921 }
1922 }
1923
1924 return $disableAcquireCacheData;
1925 }
1926
1927 /**
1928 * Calculates the cache-hash
1929 * This hash is unique to the template, the variables ->id, ->type, ->gr_list (list of groups), ->MP (Mount Points) and cHash array
1930 * Used to get and later store the cached data.
1931 *
1932 * @return string MD5 hash of $this->hash_base which is a serialized version of there variables.
1933 * @access private
1934 * @see getFromCache(), getLockHash()
1935 */
1936 function getHash() {
1937 $this->hash_base = serialize(
1938 array(
1939 'all' => $this->all,
1940 'id' => intval($this->id),
1941 'type' => intval($this->type),
1942 'gr_list' => (string)$this->gr_list,
1943 'MP' => (string)$this->MP,
1944 'cHash' => $this->cHash_array
1945 )
1946 );
1947
1948 return md5($this->hash_base);
1949 }
1950
1951 /**
1952 * Calculates the lock-hash
1953 * This hash is unique to the above hash, except that it doesn't contain the template information in $this->all.
1954 *
1955 * @return string MD5 hash
1956 * @access private
1957 * @see getFromCache(), getHash()
1958 */
1959 function getLockHash() {
1960 $lockHash = serialize(
1961 array(
1962 'id' => intval($this->id),
1963 'type' => intval($this->type),
1964 'gr_list' => (string)$this->gr_list,
1965 'MP' => (string)$this->MP,
1966 'cHash' => $this->cHash_array
1967 )
1968 );
1969
1970 return md5($lockHash);
1971 }
1972
1973 /**
1974 * Checks if config-array exists already but if not, gets it
1975 *
1976 * @return void
1977 */
1978 function getConfigArray() {
1979 $setStatPageName = false;
1980
1981 if (!is_array($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
1982 $GLOBALS['TT']->push('Parse template','');
1983
1984 // Force parsing, if set?:
1985 $this->tmpl->forceTemplateParsing = $this->forceTemplateParsing;
1986
1987 // Start parsing the TS template. Might return cached version.
1988 $this->tmpl->start($this->rootLine);
1989 $GLOBALS['TT']->pull();
1990
1991 if ($this->tmpl->loaded) {
1992 $GLOBALS['TT']->push('Setting the config-array','');
1993 // t3lib_div::print_array($this->tmpl->setup);
1994 $this->sPre = $this->tmpl->setup['types.'][$this->type]; // toplevel - objArrayName
1995 $this->pSetup = $this->tmpl->setup[$this->sPre.'.'];
1996
1997 if (!is_array($this->pSetup)) {
1998 if ($this->checkPageUnavailableHandler()) {
1999 $this->pageUnavailableAndExit('The page is not configured! [type= '.$this->type.']['.$this->sPre.']');
2000 } else {
2001 $message = 'The page is not configured! [type= '.$this->type.']['.$this->sPre.']';
2002 header('HTTP/1.0 503 Service Temporarily Unavailable');
2003 t3lib_div::sysLog($message, 'cms', t3lib_div::SYSLOG_SEVERITY_ERROR);
2004 $this->printError($message);
2005 exit;
2006 }
2007 } else {
2008 $this->config['config'] = array();
2009
2010 // Filling the config-array, first with the main "config." part
2011 if (is_array($this->tmpl->setup['config.'])) {
2012 $this->config['config'] = $this->tmpl->setup['config.'];
2013 }
2014 // override it with the page/type-specific "config."
2015 if (is_array($this->pSetup['config.'])) {
2016 $this->config['config'] = t3lib_div::array_merge_recursive_overrule($this->config['config'], $this->pSetup['config.']);
2017 }
2018
2019 if ($this->config['config']['typolinkEnableLinksAcrossDomains']) {
2020 $this->config['config']['typolinkCheckRootline'] = true;
2021 }
2022
2023 // Set default values for removeDefaultJS, inlineStyle2TempFile and minifyJS so CSS and JS are externalized/minified if compatversion is higher than 4.0
2024 if (t3lib_div::compat_version('4.0')) {
2025 if (!isset($this->config['config']['removeDefaultJS'])) {
2026 $this->config['config']['removeDefaultJS'] = 'external';
2027 }
2028 if (!isset($this->config['config']['inlineStyle2TempFile'])) {
2029 $this->config['config']['inlineStyle2TempFile'] = 1;
2030 }
2031 if (!isset($this->config['config']['minifyJS'])) {
2032 $this->config['config']['minifyJS'] = 1;
2033 }
2034 }
2035
2036 // Processing for the config_array:
2037 $this->config['rootLine'] = $this->tmpl->rootLine;
2038 $this->config['mainScript'] = trim($this->config['config']['mainScript']) ? trim($this->config['config']['mainScript']) : 'index.php';
2039
2040 // Initialize statistics handling: Check filename and permissions
2041 $setStatPageName = $this->statistics_init();
2042
2043 $this->config['FEData'] = $this->tmpl->setup['FEData'];
2044 $this->config['FEData.'] = $this->tmpl->setup['FEData.'];
2045
2046 // class for render Header and Footer parts
2047 $template = '';
2048 if ($this->pSetup['pageHeaderFooterTemplateFile']) {
2049 $file = $this->tmpl->getFileName($this->pSetup['pageHeaderFooterTemplateFile']);
2050 if ($file) {
2051 $this->setTemplateFile($file);
2052 }
2053 }
2054
2055 }
2056 $GLOBALS['TT']->pull();
2057 } else {
2058 if ($this->checkPageUnavailableHandler()) {
2059 $this->pageUnavailableAndExit('No TypoScript template found!');
2060 } else {
2061 $message = 'No TypoScript template found!';
2062 header('HTTP/1.0 503 Service Temporarily Unavailable');
2063 t3lib_div::sysLog($message, 'cms', t3lib_div::SYSLOG_SEVERITY_ERROR);
2064 $this->printError($message);
2065 exit;
2066 }
2067 }
2068 }
2069
2070 // Initialize charset settings etc.
2071 $this->initLLvars();
2072
2073 // We want nice names, so we need to handle the charset
2074 if ($setStatPageName) {
2075 $this->statistics_init_pagename();
2076 }
2077
2078 // No cache
2079 if ($this->config['config']['no_cache']) { $this->set_no_cache(); } // Set $this->no_cache true if the config.no_cache value is set!
2080
2081 // merge GET with defaultGetVars
2082 if (!empty($this->config['config']['defaultGetVars.'])) {
2083 $modifiedGetVars = t3lib_div::array_merge_recursive_overrule(
2084 t3lib_div::removeDotsFromTS($this->config['config']['defaultGetVars.']),
2085 t3lib_div::_GET()
2086 );
2087
2088 t3lib_div::_GETset($modifiedGetVars);
2089 }
2090
2091 // Hook for postProcessing the configuration array
2092 if (is_array($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['configArrayPostProc'])) {
2093 $params = array('config' => &$this->config['config']);
2094 foreach ($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['configArrayPostProc'] as $funcRef) {
2095 t3lib_div::callUserFunction($funcRef, $params, $this);
2096 }
2097 }
2098 }
2099
2100
2101
2102
2103
2104
2105
2106
2107
2108
2109
2110
2111
2112
2113 /********************************************
2114 *
2115 * Further initialization and data processing
2116 * (jumpurl/submission of forms)
2117 *
2118 *******************************************/
2119
2120 /**
2121 * Get the compressed $TCA array for use in the front-end
2122 * 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.
2123 * Operates on the global variable, $TCA
2124 *
2125 * @return void
2126 * @see includeTCA()
2127 */
2128 function getCompressedTCarray() {
2129 global $TCA;
2130
2131 $GLOBALS['TT']->push('Get Compressed TC array');
2132 if (!$this->TCAloaded) {
2133 // Create hash string for storage / retrieval of cached content:
2134 $tempHash = md5('tables.php:'.
2135 filemtime(TYPO3_extTableDef_script ? PATH_typo3conf.TYPO3_extTableDef_script : PATH_t3lib.'stddb/tables.php').
2136 (TYPO3_extTableDef_script?filemtime(PATH_typo3conf.TYPO3_extTableDef_script):'').
2137 ($GLOBALS['TYPO3_LOADED_EXT']['_CACHEFILE'] ? filemtime(PATH_typo3conf.$GLOBALS['TYPO3_LOADED_EXT']['_CACHEFILE'].'_ext_tables.php') : '')
2138 );
2139
2140 if ($this->TYPO3_CONF_VARS['EXT']['extCache'] != 0) {
2141 // Try to fetch if cache is enabled
2142 list($TCA, $this->TCAcachedExtras) = unserialize($this->sys_page->getHash($tempHash));
2143 }
2144
2145 // If no result, create it:
2146 if (!is_array($TCA)) {
2147 $this->includeTCA(0);
2148 $newTc = Array();
2149 $this->TCAcachedExtras = array(); // Collects other information
2150
2151 foreach($TCA as $key => $val) {
2152 $newTc[$key]['ctrl'] = $val['ctrl'];
2153 $newTc[$key]['feInterface'] = $val['feInterface'];
2154
2155 // Collect information about localization exclusion of fields:
2156 t3lib_div::loadTCA($key);
2157 if (is_array($TCA[$key]['columns'])) {
2158 $this->TCAcachedExtras[$key]['l10n_mode'] = array();
2159 foreach($TCA[$key]['columns'] as $fN => $fV) {
2160 if ($fV['l10n_mode']) {
2161 $this->TCAcachedExtras[$key]['l10n_mode'][$fN] = $fV['l10n_mode'];
2162 }
2163 }
2164 }
2165 }
2166
2167 $TCA = $newTc;
2168 // Store it in cache if cache is enabled
2169 if ($this->TYPO3_CONF_VARS['EXT']['extCache'] != 0) {
2170 $this->sys_page->storeHash($tempHash, serialize(array($newTc,$this->TCAcachedExtras)), 'SHORT_TC');
2171 }
2172 }
2173 }
2174 $GLOBALS['TT']->pull();
2175 }
2176
2177 /**
2178 * Includes TCA definitions from loaded extensions (ext_table.php files).
2179 * Normally in the frontend only a part of the global $TCA array is loaded,
2180 * namely the "ctrl" part. Thus it doesn't take up too much memory. To load
2181 * full TCA for the table, use t3lib_div::loadTCA($tableName) after calling
2182 * this function.
2183 *
2184 * @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 $this->TCAloaded after inclusion and therefore if its false, another inclusion will be possible on the next call. See ->getCompressedTCarray())
2185 * @return void
2186 * @see getCompressedTCarray()
2187 */
2188 function includeTCA($TCAloaded=1) {
2189 global $TCA, $PAGES_TYPES, $LANG_GENERAL_LABELS, $TBE_MODULES;
2190 if (!$this->TCAloaded) {
2191 $TCA = Array();
2192 include (TYPO3_tables_script ? PATH_typo3conf.TYPO3_tables_script : PATH_t3lib.'stddb/tables.php');
2193 // Extension additions
2194 if ($GLOBALS['TYPO3_LOADED_EXT']['_CACHEFILE']) {
2195 include(PATH_typo3conf.$GLOBALS['TYPO3_LOADED_EXT']['_CACHEFILE'].'_ext_tables.php');
2196 } else {
2197 include(PATH_t3lib.'stddb/load_ext_tables.php');
2198 }
2199 // ext-script
2200 if (TYPO3_extTableDef_script) {
2201 include (PATH_typo3conf.TYPO3_extTableDef_script);
2202 }
2203
2204 $this->TCAloaded = $TCAloaded;
2205 }
2206 }
2207
2208 /**
2209 * Setting the language key that will be used by the current page.
2210 * 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.
2211 *
2212 * @return void
2213 * @access private
2214 */
2215 function settingLanguage() {
2216
2217 // Get values from TypoScript:
2218 $this->sys_language_uid = $this->sys_language_content = intval($this->config['config']['sys_language_uid']);
2219 list($this->sys_language_mode,$sys_language_content) = t3lib_div::trimExplode(';', $this->config['config']['sys_language_mode']);
2220 $this->sys_language_contentOL = $this->config['config']['sys_language_overlay'];
2221
2222 // If sys_language_uid is set to another language than default:
2223 if ($this->sys_language_uid>0) {
2224
2225 // check whether a shortcut is overwritten by a translated page
2226 // we can only do this now, as this is the place where we get
2227 // to know about translations
2228 $this->checkTranslatedShortcut();
2229
2230 // Request the overlay record for the sys_language_uid:
2231 $olRec = $this->sys_page->getPageOverlay($this->id, $this->sys_language_uid);
2232 if (!count($olRec)) {
2233
2234 // If no OL record exists and a foreign language is asked for...
2235 if ($this->sys_language_uid) {
2236
2237 // If requested translation is not available:
2238 if (t3lib_div::hideIfNotTranslated($this->page['l18n_cfg'])) {
2239 $this->pageNotFoundAndExit('Page is not available in the requested language.');
2240 } else {
2241 switch((string)$this->sys_language_mode) {
2242 case 'strict':
2243 $this->pageNotFoundAndExit('Page is not available in the requested language (strict).');
2244 break;
2245 case 'content_fallback':
2246 $fallBackOrder = t3lib_div::intExplode(',', $sys_language_content);
2247 foreach($fallBackOrder as $orderValue) {
2248 if (!strcmp($orderValue,'0') || count($this->sys_page->getPageOverlay($this->id, $orderValue))) {
2249 $this->sys_language_content = $orderValue; // Setting content uid (but leaving the sys_language_uid)
2250 break;
2251 }
2252 }
2253 break;
2254 case 'ignore':
2255 $this->sys_language_content = $this->sys_language_uid;
2256 break;
2257 default:
2258 // Default is that everything defaults to the default language...
2259 $this->sys_language_uid = $this->sys_language_content = 0;
2260 break;
2261 }
2262 }
2263 }
2264 } else {
2265 // Setting sys_language if an overlay record was found (which it is only if a language is used)
2266 $this->page = $this->sys_page->getPageOverlay($this->page, $this->sys_language_uid);
2267 }
2268 }
2269
2270 // Setting sys_language_uid inside sys-page:
2271 $this->sys_page->sys_language_uid = $this->sys_language_uid;
2272
2273 // If default translation is not available:
2274 if ((!$this->sys_language_uid || !$this->sys_language_content) && $this->page['l18n_cfg']&1) {
2275 $message = 'Page is not available in default language.';
2276 t3lib_div::sysLog($message, 'cms', t3lib_div::SYSLOG_SEVERITY_ERROR);
2277 $this->pageNotFoundAndExit($message);
2278 }
2279
2280 // Updating content of the two rootLines IF the language key is set!
2281 if ($this->sys_language_uid && is_array($this->tmpl->rootLine)) {
2282 reset($this->tmpl->rootLine);
2283 while(list($rLk)=each($this->tmpl->rootLine)) {
2284 $this->tmpl->rootLine[$rLk] = $this->sys_page->getPageOverlay($this->tmpl->rootLine[$rLk]);
2285 }
2286 }
2287 if ($this->sys_language_uid && is_array($this->rootLine)) {
2288 reset($this->rootLine);
2289 while(list($rLk)=each($this->rootLine)) {
2290 $this->rootLine[$rLk] = $this->sys_page->getPageOverlay($this->rootLine[$rLk]);
2291 }
2292 }
2293
2294 // Finding the ISO code:
2295 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"
2296 $sys_language_row = $this->sys_page->getRawRecord('sys_language',$this->sys_language_content,'static_lang_isocode');
2297 if (is_array($sys_language_row) && $sys_language_row['static_lang_isocode']) {
2298 $stLrow = $this->sys_page->getRawRecord('static_languages',$sys_language_row['static_lang_isocode'],'lg_iso_2');
2299 $this->sys_language_isocode = $stLrow['lg_iso_2'];
2300 }
2301 }
2302
2303 // Setting softMergeIfNotBlank:
2304 $table_fields = t3lib_div::trimExplode(',', $this->config['config']['sys_language_softMergeIfNotBlank'],1);
2305 foreach($table_fields as $TF) {
2306 list($tN,$fN) = explode(':',$TF);
2307 $this->TCAcachedExtras[$tN]['l10n_mode'][$fN] = 'mergeIfNotBlank';
2308 }
2309
2310 // Setting softExclude:
2311 $table_fields = t3lib_div::trimExplode(',', $this->config['config']['sys_language_softExclude'],1);
2312 foreach($table_fields as $TF) {
2313 list($tN,$fN) = explode(':',$TF);
2314 $this->TCAcachedExtras[$tN]['l10n_mode'][$fN] = 'exclude';
2315 }
2316 }
2317
2318 /**
2319 * Setting locale for frontend rendering
2320 *
2321 * @return void
2322 */
2323 function settingLocale() {
2324
2325 // Setting locale
2326 if ($this->config['config']['locale_all']) {
2327 # Change by Rene Fritz, 22/10 2002
2328 # 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
2329 # this does not work in php 4.2.3
2330 #setlocale('LC_ALL',$this->config['config']['locale_all']);
2331 #setlocale('LC_NUMERIC','en_US');
2332
2333 # so we set all except LC_NUMERIC
2334 $locale = setlocale(LC_COLLATE, $this->config['config']['locale_all']);
2335 if ($locale) {
2336 setlocale(LC_CTYPE, $this->config['config']['locale_all']);
2337 setlocale(LC_MONETARY, $this->config['config']['locale_all']);
2338 setlocale(LC_TIME, $this->config['config']['locale_all']);
2339
2340 $this->localeCharset = $this->csConvObj->get_locale_charset($this->config['config']['locale_all']);
2341 } else {
2342 $GLOBALS['TT']->setTSlogMessage('Locale "'.htmlspecialchars($this->config['config']['locale_all']).'" not found.', 3);
2343 }
2344 }
2345 }
2346
2347 /**
2348 * checks whether a translated shortcut page has a different shortcut
2349 * target than the original language page.
2350 * If that is the case, things get corrected to follow that alternative
2351 * shortcut
2352 *
2353 * @return void
2354 * @author Ingo Renner <ingo@typo3.org>
2355 */
2356 protected function checkTranslatedShortcut() {
2357
2358 if (!is_null($this->originalShortcutPage)) {
2359 $originalShortcutPageOverlay = $this->sys_page->getPageOverlay($this->originalShortcutPage['uid'], $this->sys_language_uid);
2360
2361 if (!empty($originalShortcutPageOverlay['shortcut']) && $originalShortcutPageOverlay['shortcut'] != $this->id) {
2362 // the translation of the original shortcut page has a different shortcut target!
2363 // set the correct page and id
2364
2365 $shortcut = $this->getPageShortcut(
2366 $originalShortcutPageOverlay['shortcut'],
2367 $originalShortcutPageOverlay['shortcut_mode'],
2368 $originalShortcutPageOverlay['uid']
2369 );
2370
2371 $this->id = $this->contentPid = $shortcut['uid'];
2372 $this->page = $this->sys_page->getPage($this->id);
2373
2374 // fix various effects on things like menus f.e.
2375 $this->fetch_the_id();
2376 $this->tmpl->rootLine = array_reverse($this->rootLine);
2377 }
2378 }
2379 }
2380
2381 /**
2382 * Checks if any email-submissions or submission via the fe_tce
2383 *
2384 * @return string "email" if a formmail has been sent, "fe_tce" if front-end data submission (like forums, guestbooks) is sent. "" if none.
2385 */
2386 function checkDataSubmission() {
2387 $ret = '';
2388 $formtype_db = isset($_POST['formtype_db']) || isset($_POST['formtype_db_x']);
2389 $formtype_mail = isset($_POST['formtype_mail']) || isset($_POST['formtype_mail_x']);
2390 if ($formtype_db || $formtype_mail) {
2391 $refInfo = parse_url(t3lib_div::getIndpEnv('HTTP_REFERER'));
2392 if (t3lib_div::getIndpEnv('TYPO3_HOST_ONLY')==$refInfo['host'] || $this->TYPO3_CONF_VARS['SYS']['doNotCheckReferer']) {
2393 if ($this->locDataCheck($_POST['locationData'])) {
2394 if ($formtype_mail) {
2395 $ret = 'email';
2396 } elseif ($formtype_db && is_array($_POST['data'])) {
2397 $ret = 'fe_tce';
2398 }
2399 $GLOBALS['TT']->setTSlogMessage('"Check Data Submission": Return value: '.$ret,0);
2400 return $ret;
2401 }
2402 } else $GLOBALS['TT']->setTSlogMessage('"Check Data Submission": HTTP_HOST and REFERER HOST did not match when processing submitted formdata!',3);
2403 }
2404
2405 // Hook for processing data submission to extensions:
2406 if (is_array($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['checkDataSubmission'])) {
2407 foreach($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['checkDataSubmission'] as $_classRef) {
2408 $_procObj = &t3lib_div::getUserObj($_classRef);
2409 $_procObj->checkDataSubmission($this);
2410 }
2411 }
2412 return $ret;
2413 }
2414
2415 /**
2416 * Processes submitted user data (obsolete "Frontend TCE")
2417 *
2418 * @return void
2419 * @see tslib_feTCE
2420 * @link http://typo3.org/doc.0.html?&tx_extrepmgm_pi1[extUid]=270&tx_extrepmgm_pi1[tocEl]=342&cHash=fdf55adb3b
2421 */
2422 function fe_tce() {
2423 $fe_tce = t3lib_div::makeInstance('tslib_feTCE');
2424 $fe_tce->start(t3lib_div::_POST('data'),$this->config['FEData.']);
2425 $fe_tce->includeScripts();
2426 }
2427
2428 /**
2429 * Checks if a formmail submission can be sent as email
2430 *
2431 * @param string The input from $_POST['locationData']
2432 * @return void
2433 * @access private
2434 * @see checkDataSubmission()
2435 */
2436 function locDataCheck($locationData) {
2437 $locData = explode(':',$locationData);
2438 if (!$locData[1] || $this->sys_page->checkRecord($locData[1],$locData[2],1)) {
2439 if (count($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.
2440 return 1;
2441 } else $GLOBALS['TT']->setTSlogMessage('LocationData Error: The page pointed to by location data ('.$locationData.') was not accessible.',2);
2442 } else $GLOBALS['TT']->setTSlogMessage('LocationData Error: Location data ('.$locationData.') record pointed to was not accessible.',2);
2443 }
2444
2445 /**
2446 * Sends the emails from the formmail content object.
2447 *
2448 * @return void
2449 * @access private
2450 * @see checkDataSubmission()
2451 */
2452 function sendFormmail() {
2453 $formmail = t3lib_div::makeInstance('t3lib_formmail');
2454
2455 $EMAIL_VARS = t3lib_div::_POST();
2456 $locationData = $EMAIL_VARS['locationData'];
2457 unset($EMAIL_VARS['locationData']);
2458 unset($EMAIL_VARS['formtype_mail'], $EMAIL_VARS['formtype_mail_x'], $EMAIL_VARS['formtype_mail_y']);
2459
2460 $integrityCheck = $this->TYPO3_CONF_VARS['FE']['strictFormmail'];
2461
2462 if (!$this->TYPO3_CONF_VARS['FE']['secureFormmail']) {
2463 // Check recipient field:
2464 $encodedFields = explode(',','recipient,recipient_copy'); // These two fields are the ones which contain recipient addresses that can be misused to send mail from foreign servers.
2465 foreach ($encodedFields as $fieldKey) {
2466 if (strlen($EMAIL_VARS[$fieldKey])) {
2467 if ($res = $this->codeString($EMAIL_VARS[$fieldKey], TRUE)) { // Decode...
2468 $EMAIL_VARS[$fieldKey] = $res; // Set value if OK
2469 } elseif ($integrityCheck) { // Otherwise abort:
2470 $GLOBALS['TT']->setTSlogMessage('"Formmail" discovered a field ('.$fieldKey.') which could not be decoded to a valid string. Sending formmail aborted due to security reasons!',3);
2471 return false;
2472 } else {
2473 $GLOBALS['TT']->setTSlogMessage('"Formmail" discovered a field ('.$fieldKey.') which could not be decoded to a valid string. The security level accepts this, but you should consider a correct coding though!',2);
2474 }
2475 }
2476 }
2477 } else {
2478 $locData = explode(':',$locationData);
2479 $record = $this->sys_page->checkRecord($locData[1],$locData[2],1);
2480 $EMAIL_VARS['recipient'] = $record['subheader'];
2481 $EMAIL_VARS['recipient_copy'] = $this->extractRecipientCopy($record['bodytext']);
2482 }
2483
2484 // Hook for preprocessing of the content for formmails:
2485 if (is_array($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['sendFormmail-PreProcClass'])) {
2486 foreach($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['sendFormmail-PreProcClass'] as $_classRef) {
2487 $_procObj = &t3lib_div::getUserObj($_classRef);
2488 $EMAIL_VARS = $_procObj->sendFormmail_preProcessVariables($EMAIL_VARS,$this);
2489 }
2490 }
2491
2492 $formmail->start($EMAIL_VARS);
2493 $formmail->sendtheMail();
2494 $GLOBALS['TT']->setTSlogMessage('"Formmail" invoked, sending mail to '.$EMAIL_VARS['recipient'],0);
2495 }
2496
2497 /**
2498 * Extracts the value of recipient copy field from a formmail CE bodytext
2499 *
2500 * @param string $bodytext The content of the related bodytext field
2501 * @return string The value of the recipient_copy field, or an empty string
2502 */
2503 function extractRecipientCopy($bodytext) {
2504 $recipient_copy = '';
2505 $fdef = array();
2506 //|recipient_copy=hidden|karsten@localhost.localdomain
2507 preg_match('/^[\s]*\|[\s]*recipient_copy[\s]*=[\s]*hidden[\s]*\|(.*)$/m', $bodytext, $fdef);
2508 $recipient_copy = (!empty($fdef[1])) ? $fdef[1] : '';
2509 return $recipient_copy;
2510 }
2511
2512 /**
2513 * Sets the jumpurl for page type "External URL"
2514 *
2515 * @return void
2516 */
2517 function setExternalJumpUrl() {
2518 if ($extUrl = $this->sys_page->getExtURL($this->page, $this->config['config']['disablePageExternalUrl'])) {
2519 $this->jumpurl = $extUrl;
2520 }
2521 }
2522
2523 /**
2524 * Check the jumpUrl referer if required
2525 *
2526 * @return void
2527 */
2528 function checkJumpUrlReferer() {
2529 if (strlen($this->jumpurl) && !$this->TYPO3_CONF_VARS['SYS']['doNotCheckReferer']) {
2530 $referer = parse_url(t3lib_div::getIndpEnv('HTTP_REFERER'));
2531 if (isset($referer['host']) && !($referer['host'] == t3lib_div::getIndpEnv('TYPO3_HOST_ONLY'))) {
2532 unset($this->jumpurl);
2533 }
2534 }
2535 }
2536
2537 /**
2538 * Sends a header "Location" to jumpUrl, if jumpurl is set.
2539 * Will exit if a location header is sent (for instance if jumpUrl was triggered)
2540 *
2541 * "jumpUrl" is a concept where external links are redirected from the index_ts.php script, which first logs the URL.
2542 * This feature is only interesting if config.sys_stat is used.
2543 *
2544 * @return void
2545 */
2546 function jumpUrl() {
2547 if ($this->jumpurl) {
2548 if (t3lib_div::_GP('juSecure')) {
2549 $hArr = array(
2550 $this->jumpurl,
2551 t3lib_div::_GP('locationData'),
2552 $this->TYPO3_CONF_VARS['SYS']['encryptionKey']
2553 );
2554 $calcJuHash=t3lib_div::shortMD5(serialize($hArr));
2555 $locationData = t3lib_div::_GP('locationData');
2556 $juHash = t3lib_div::_GP('juHash');
2557 if ($juHash == $calcJuHash) {
2558 if ($this->locDataCheck($locationData)) {
2559 $this->jumpurl = rawurldecode($this->jumpurl); // 211002 - goes with cObj->filelink() rawurlencode() of filenames so spaces can be allowed.
2560 // 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)
2561 if (t3lib_div::verifyFilenameAgainstDenyPattern($this->jumpurl) && basename(dirname($this->jumpurl)) !== 'typo3conf') {
2562 if (@is_file($this->jumpurl)) {
2563 $mimeType = t3lib_div::_GP('mimeType');
2564 $mimeType = $mimeType ? $mimeType : 'application/octet-stream';
2565 header('Cache-Control: must-revalidate, post-check=0, pre-check=0');
2566 header('Content-Type: '.$mimeType);
2567 header('Content-Disposition: attachment; filename='.basename($this->jumpurl));
2568 readfile($this->jumpurl);
2569 exit;
2570 } else die('jumpurl Secure: "'.$this->jumpurl.'" was not a valid file!');
2571 } else die('jumpurl Secure: The requested file type was not allowed to be accessed through jumpUrl (fileDenyPattern)!');
2572 } else die('jumpurl Secure: locationData, '.$locationData.', was not accessible.');
2573 } else die('jumpurl Secure: Calculated juHash did not match the submitted juHash.');
2574 } else {
2575 $TSConf = $this->getPagesTSconfig();
2576 if ($TSConf['TSFE.']['jumpUrl_transferSession']) {
2577 $uParts = parse_url($this->jumpurl);
2578 $params = '&FE_SESSION_KEY='.rawurlencode($this->fe_user->id.'-'.md5($this->fe_user->id.'/'.$this->TYPO3_CONF_VARS['SYS']['encryptionKey']));
2579 $this->jumpurl.= ($uParts['query']?'':'?').$params; // Add the session parameter ...
2580 }
2581 if ($TSConf['TSFE.']['jumpURL_HTTPStatusCode']) {
2582 switch (intval($TSConf['TSFE.']['jumpURL_HTTPStatusCode'])){
2583 case 301:
2584 header(t3lib_div::HTTP_STATUS_301);
2585 break;
2586 case 302:
2587 header(t3lib_div::HTTP_STATUS_302);
2588 break;
2589 case 303:
2590 header(t3lib_div::HTTP_STATUS_303);
2591 break;
2592 case 307:
2593 header(t3lib_div::HTTP_STATUS_307);
2594 break;
2595 default:
2596 break;
2597 }
2598 }
2599 header('Location: '.$this->jumpurl);
2600 exit;
2601 }
2602 }
2603 }
2604
2605 /**
2606 * Sets the URL_ID_TOKEN in the internal var, $this->getMethodUrlIdToken
2607 * This feature allows sessions to use a GET-parameter instead of a cookie.
2608 *
2609 * @return void
2610 * @access private
2611 */
2612 function setUrlIdToken() {
2613 if ($this->config['config']['ftu']) {
2614 $this->getMethodUrlIdToken = $this->TYPO3_CONF_VARS['FE']['get_url_id_token'];
2615 } else {
2616 $this->getMethodUrlIdToken = '';
2617 }
2618 }
2619
2620
2621
2622
2623
2624
2625
2626
2627
2628
2629
2630
2631
2632
2633
2634
2635
2636
2637
2638
2639
2640
2641
2642 /********************************************
2643 *
2644 * Page generation; cache handling
2645 *
2646 *******************************************/
2647
2648 /**
2649 * Returns true if the page should be generated
2650 * That is if jumpurl is not set and the cacheContentFlag is not set.
2651 *
2652 * @return boolean
2653 */
2654 function isGeneratePage() {
2655 return (!$this->cacheContentFlag && !$this->jumpurl);
2656 }
2657
2658 /**
2659 * Temp cache content
2660 * 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.
2661 *
2662 * @return void
2663 */
2664 function tempPageCacheContent() {
2665 $this->tempContent = false;
2666
2667 if (!$this->no_cache) {
2668 $seconds = 30;
2669 $title = htmlspecialchars($this->tmpl->printTitle($this->page['title']));
2670 $request_uri = htmlspecialchars(t3lib_div::getIndpEnv('REQUEST_URI'));
2671
2672 $stdMsg = '
2673 <strong>Page is being generated.</strong><br />
2674 If this message does not disappear within '.$seconds.' seconds, please reload.';
2675
2676 $message = $this->config['config']['message_page_is_being_generated'];
2677 if (strcmp('', $message)) {
2678 $message = $this->csConvObj->utf8_encode($message,$this->renderCharset); // This page is always encoded as UTF-8
2679 $message = str_replace('###TITLE###', $title, $message);
2680 $message = str_replace('###REQUEST_URI###', $request_uri, $message);
2681 } else $message = $stdMsg;
2682
2683 $temp_content = '<?xml version="1.0" encoding="UTF-8"?>
2684 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN"
2685 "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
2686 <html xmlns="http://www.w3.org/1999/xhtml">
2687 <head>
2688 <title>'.$title.'</title>
2689 <meta http-equiv="refresh" content="10" />
2690 </head>
2691 <body style="background-color:white; font-family:Verdana,Arial,Helvetica,sans-serif; color:#cccccc; text-align:center;">'.
2692 $message.'
2693 </body>
2694 </html>';
2695
2696 // Fix 'nice errors' feature in modern browsers
2697 $padSuffix = '<!--pad-->'; // prevent any trims
2698 $padSize = 768 - strlen($padSuffix) - strlen($temp_content);
2699 if ($padSize > 0) {
2700 $temp_content = str_pad($temp_content, $padSize, "\n") . $padSuffix;
2701 }
2702
2703 if (!$this->headerNoCache() && $cachedRow = $this->getFromCache_queryRow()) {
2704 // 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.
2705 // This is either the "Page is being generated" screen or it can be the final result.
2706 // In any case we should not begin another rendering process also, so we silently disable caching and render the page ourselves and thats it.
2707 // 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...
2708 $this->set_no_cache();
2709 } else {
2710 $this->tempContent = TRUE; // This flag shows that temporary content is put in the cache
2711 $this->setPageCacheContent($temp_content, $this->config, $GLOBALS['EXEC_TIME']+$seconds);
2712 }
2713 }
2714 }
2715
2716 /**
2717 * Set cache content to $this->content
2718 *
2719 * @return void
2720 */
2721 function realPageCacheContent() {
2722 $cache_timeout = $this->get_cache_timeout(); // seconds until a cached page is too old
2723 $timeOutTime = $GLOBALS['EXEC_TIME']+$cache_timeout;
2724 if ($this->config['config']['cache_clearAtMidnight']) {
2725 $midnightTime = mktime (0,0,0,date('m',$timeOutTime),date('d',$timeOutTime),date('Y',$timeOutTime));
2726 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.
2727 $timeOutTime = $midnightTime;
2728 }
2729 }
2730 $this->tempContent = false;
2731 $this->setPageCacheContent($this->content, $this->config, $timeOutTime);
2732
2733 // Hook for cache post processing (eg. writing static files!)
2734 if (is_array($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['insertPageIncache'])) {
2735 foreach($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['insertPageIncache'] as $_classRef) {
2736 $_procObj = &t3lib_div::getUserObj($_classRef);
2737 $_procObj->insertPageIncache($this,$timeOutTime);
2738 }
2739 }
2740 }
2741
2742 /**
2743 * Sets cache content; Inserts the content string into the cache_pages cache.
2744 *
2745 * @param string The content to store in the HTML field of the cache table
2746 * @param mixed The additional cache_data array, fx. $this->config
2747 * @param integer Expiration timestamp
2748 * @return void
2749 * @see realPageCacheContent(), tempPageCacheContent()
2750 */
2751 function setPageCacheContent($content, $data, $expirationTstamp) {
2752 $cacheData = array(
2753 'hash' => $this->newHash,
2754 'page_id' => $this->id,
2755 'HTML' => $content,
2756 'temp_content' => $this->tempContent,
2757 'cache_data' => serialize($data),
2758 'expires' => $expirationTstamp,
2759 'tstamp' => $GLOBALS['EXEC_TIME']
2760 );
2761
2762 $this->cacheExpires = $expirationTstamp;
2763
2764 $this->pageCacheTags[] = 'pageId_' . $cacheData['page_id'];
2765
2766 if ($this->page_cache_reg1) {
2767 $reg1 = intval($this->page_cache_reg1);
2768
2769 $cacheData['reg1'] = $reg1;
2770 $this->pageCacheTags[] = 'reg1_' . $reg1;
2771 }
2772
2773 $this->pageCache->set(
2774 $cacheData['hash'],
2775 $cacheData,
2776 $this->pageCacheTags,
2777 $cacheData['expires'] - $GLOBALS['EXEC_TIME']
2778 );
2779 }
2780
2781 /**
2782 * Clears cache content (for $this->newHash)
2783 *
2784 * @return void
2785 */
2786 function clearPageCacheContent() {
2787 $this->pageCache->remove($this->newHash);
2788 }
2789
2790 /**
2791 * Clears cache content for a list of page ids
2792 *
2793 * @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)
2794 * @return void
2795 */
2796 function clearPageCacheContent_pidList($pidList) {
2797 $pageIds = t3lib_div::trimExplode(',', $pidList);
2798
2799 foreach ($pageIds as $pageId) {
2800 $this->pageCache->flushByTag('pageId_' . (int) $pageId);
2801 }
2802 }
2803
2804 /**
2805 * Sets sys last changed
2806 * Setting the SYS_LASTCHANGED value in the pagerecord: This value will thus be set to the highest tstamp of records rendered on the page. This includes all records with no regard to hidden records, userprotection and so on.
2807 *
2808 * @return void
2809 * @see tslib_cObj::lastChanged()
2810 */
2811 function setSysLastChanged() {
2812 if ($this->page['SYS_LASTCHANGED'] < intval($this->register['SYS_LASTCHANGED'])) {
2813 $GLOBALS['TYPO3_DB']->exec_UPDATEquery('pages', 'uid='.intval($this->id), array('SYS_LASTCHANGED' => intval($this->register['SYS_LASTCHANGED'])));
2814 }
2815 }
2816
2817 /**
2818 * Lock the page generation process
2819 * The lock is used to queue page requests until this page is successfully stored in the cache.
2820 *
2821 * @param t3lib_lock Reference to a locking object
2822 * @param string String to identify the lock in the system
2823 * @return boolean Returns true if the lock could be obtained, false otherwise (= process had to wait for existing lock to be released)
2824 * @see releasePageGenerationLock()
2825 */
2826 function acquirePageGenerationLock(&$lockObj, $key) {
2827 if ($this->no_cache || $this->headerNoCache()) {
2828 t3lib_div::sysLog('Locking: Page is not cached, no locking required', 'cms', t3lib_div::SYSLOG_SEVERITY_INFO);
2829 return true; // No locking is needed if caching is disabled
2830 }
2831
2832 try {
2833 if (!is_object($lockObj)) {
2834 $lockObj = t3lib_div::makeInstance('t3lib_lock', $key, $this->TYPO3_CONF_VARS['SYS']['lockingMode']);
2835 }
2836
2837 $success = false;
2838 if (strlen($key)) {
2839 // true = Page could get locked without blocking
2840 // false = Page could get locked but process was blocked before
2841 $success = $lockObj->acquire();
2842 if ($lockObj->getLockStatus()) {
2843 $lockObj->sysLog('Acquired lock');
2844 }
2845 }
2846 } catch (Exception $e) {
2847 t3lib_div::sysLog('Locking: Failed to acquire lock: '.$e->getMessage(), 'cms', t3lib_div::SYSLOG_SEVERITY_ERROR);
2848 $success = false; // If locking fails, return with false and continue without locking
2849 }
2850
2851 return $success;
2852 }
2853
2854 /**
2855 * Release the page generation lock
2856 *
2857 * @param t3lib_lock Reference to a locking object
2858 * @return boolean Returns true on success, false otherwise
2859 * @see acquirePageGenerationLock()
2860 */
2861 function releasePageGenerationLock(&$lockObj) {
2862 $success = false;
2863 // If lock object is set and was acquired (may also happen if no_cache was enabled during runtime), release it:
2864 if (is_object($lockObj) && $lockObj instanceof t3lib_lock && $lockObj->getLockStatus()) {
2865 $success = $lockObj->release();
2866 $lockObj->sysLog('Released lock');
2867 $lockObj = null;
2868 // Otherwise, if caching is disabled, no locking is required:
2869 } elseif ($this->no_cache || $this->headerNoCache()) {
2870 $success = true;
2871 }
2872 return $success;
2873 }
2874
2875 /**
2876 * adds tags to this page's cache entry, you can then f.e. remove cache
2877 * entries by tag
2878 *
2879 * @param array an array of tag
2880 * @return void
2881 */
2882 public function addCacheTags(array $tags) {
2883 $this->pageCacheTags = array_merge($this->pageCacheTags, $tags);
2884 }
2885
2886
2887
2888
2889
2890
2891
2892
2893
2894
2895
2896
2897
2898
2899
2900
2901
2902
2903
2904
2905 /********************************************
2906 *
2907 * Page generation; rendering and inclusion
2908 *
2909 *******************************************/
2910
2911 /**
2912 * Does some processing BEFORE the pagegen script is included.
2913 *
2914 * @return void
2915 */
2916 function generatePage_preProcessing() {
2917 $this->newHash = $this->getHash(); // Same codeline as in getFromCache(). But $this->all has been changed by t3lib_TStemplate::start() in the meantime, so this must be called again!
2918 $this->config['hash_base'] = $this->hash_base; // For cache management informational purposes.
2919
2920 if (!is_object($this->pages_lockObj) || $this->pages_lockObj->getLockStatus()==false) {
2921 // Here we put some temporary stuff in the cache in order to let the first hit generate the page. The temporary cache will expire after a few seconds (typ. 30) or will be cleared by the rendered page, which will also clear and rewrite the cache.
2922 $this->tempPageCacheContent();
2923 }
2924
2925 // Setting cache_timeout_default. May be overridden by PHP include scritps.
2926 $this->cacheTimeOutDefault = intval($this->config['config']['cache_period']);
2927
2928 // page is generated
2929 $this->no_cacheBeforePageGen = $this->no_cache;
2930 }
2931
2932 /**
2933 * Determines to include custom or pagegen.php script
2934 * returns script-filename if a TypoScript (config) script is defined and should be include instead of pagegen.php
2935 *
2936 * @return string The relative filepath of "config.pageGenScript" if found and allowed
2937 */
2938 function generatePage_whichScript() {
2939 if (!$this->TYPO3_CONF_VARS['FE']['noPHPscriptInclude'] && $this->config['config']['pageGenScript']) {
2940 return $this->tmpl->getFileName($this->config['config']['pageGenScript']);
2941 }
2942 }
2943
2944 /**
2945 * Does some processing AFTER the pagegen script is included.
2946 * This includes calling tidy (if configured), XHTML cleaning (if configured), caching the page, indexing the page (if configured) and setting sysLastChanged
2947 *
2948 * @return void
2949 */
2950 function generatePage_postProcessing() {
2951 // This is to ensure, that the page is NOT cached if the no_cache parameter was set before the page was generated. This is a safety precaution, as it could have been unset by some script.
2952 if ($this->no_cacheBeforePageGen) $this->set_no_cache();
2953
2954 // Tidy up the code, if flag...
2955 if ($this->TYPO3_CONF_VARS['FE']['tidy_option'] == 'all') {
2956 $GLOBALS['TT']->push('Tidy, all','');
2957 $this->content = $this->tidyHTML($this->content);
2958 $GLOBALS['TT']->pull();
2959 }
2960
2961 // XHTML-clean the code, if flag set
2962 if ($this->doXHTML_cleaning() == 'all') {
2963 $GLOBALS['TT']->push('XHTML clean, all','');
2964 $XHTML_clean = t3lib_div::makeInstance('t3lib_parsehtml');
2965 $this->content = $XHTML_clean->XHTML_clean($this->content);
2966 $GLOBALS['TT']->pull();
2967 }
2968
2969 // Fix local anchors in links, if flag set
2970 if ($this->doLocalAnchorFix() == 'all') {
2971 $GLOBALS['TT']->push('Local anchor fix, all','');
2972 $this->prefixLocalAnchorsWithScript();
2973 $GLOBALS['TT']->pull();
2974 }
2975
2976 // Hook for post-processing of page content cached/non-cached:
2977 if (is_array($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['contentPostProc-all'])) {
2978 $_params = array('pObj' => &$this);
2979 foreach($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['contentPostProc-all'] as $_funcRef) {
2980 t3lib_div::callUserFunction($_funcRef,$_params,$this);
2981 }
2982 }
2983
2984 // Processing if caching is enabled: