Added feature #11669: Provide a reason for why $TSFE->set_no_cache() has been triggered
[Packages/TYPO3.CMS.git] / typo3 / sysext / cms / tslib / class.tslib_fe.php
1 <?php
2 /***************************************************************
3 * Copyright notice
4 *
5 * (c) 1999-2009 Kasper Skaarhoj (kasperYYYY@typo3.com)
6 * All rights reserved
7 *
8 * This script is part of the TYPO3 project. The TYPO3 project is
9 * free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
13 *
14 * The GNU General Public License can be found at
15 * http://www.gnu.org/copyleft/gpl.html.
16 * A copy is found in the textfile GPL.txt and important notices to the license
17 * from the author is found in LICENSE.txt distributed with these scripts.
18 *
19 *
20 * This script is distributed in the hope that it will be useful,
21 * but WITHOUT ANY WARRANTY; without even the implied warranty of
22 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
23 * GNU General Public License for more details.
24 *
25 * This copyright notice MUST APPEAR in all copies of the script!
26 ***************************************************************/
27
28 /**
29 * Class for the built TypoScript based Front End
30 *
31 * This class has a lot of functions and internal variable which are use from index_ts.php.
32 * The class is instantiated as $GLOBALS['TSFE'] in index_ts.php.
33 * The use of this class should be inspired by the order of function calls as found in index_ts.php.
34 *
35 * $Id$
36 * Revised for TYPO3 3.6 June/2003 by Kasper Skaarhoj
37 * XHTML compliant
38 *
39 * @author Kasper Skaarhoj <kasperYYYY@typo3.com>
40 */
41
42 /**
43 * [CLASS/FUNCTION INDEX of SCRIPT]
44 *
45 *
46 *
47 * 213: class tslib_fe
48 * 382: function tslib_fe($TYPO3_CONF_VARS, $id, $type, $no_cache='', $cHash='', $jumpurl='',$MP='',$RDCT='')
49 * 415: function connectToMySQL()
50 * 425: function connectToDB()
51 * 470: function sendRedirect()
52 *
53 * SECTION: Initializing, resolving page id
54 * 508: function initFEuser()
55 * 558: function initUserGroups()
56 * 593: function isUserOrGroupSet()
57 * 618: function checkAlternativeIdMethods()
58 * 670: function clear_preview()
59 * 683: function determineId()
60 * 817: function fetch_the_id()
61 * 911: function getPageAndRootline()
62 * 994: function getPageShortcut($SC,$mode,$thisUid,$itera=20,$pageLog=array())
63 * 1044: function checkRootlineForIncludeSection()
64 * 1081: function checkEnableFields($row,$bypassGroupCheck=FALSE)
65 * 1097: function checkPageGroupAccess($row, $groupList=NULL)
66 * 1116: function checkPagerecordForIncludeSection($row)
67 * 1125: function checkIfLoginAllowedInBranch()
68 * 1150: function getPageAccessFailureReasons()
69 * 1182: function setIDfromArgV()
70 * 1198: function getPageAndRootlineWithDomain($domainStartPage)
71 * 1225: function setSysPageWhereClause()
72 * 1237: function findDomainRecord($recursive=0)
73 * 1257: function pageNotFoundAndExit($reason='', $header='')
74 * 1272: function pageNotFoundHandler($code, $header='', $reason='')
75 * 1316: function checkAndSetAlias()
76 * 1335: function idPartsAnalyze($str)
77 * 1360: function mergingWithGetVars($GET_VARS)
78 * 1390: function ADMCMD_preview()
79 * 1433: function ADMCMD_preview_postInit($previewConfig)
80 *
81 * SECTION: Template and caching related functions.
82 * 1465: function makeCacheHash()
83 * 1489: function reqCHash()
84 * 1511: function cHashParams($addQueryParams)
85 * 1520: function initTemplate()
86 * 1532: function getFromCache()
87 * 1578: function getFromCache_queryRow()
88 * 1608: function headerNoCache()
89 * 1637: function getHash()
90 * 1657: function getConfigArray()
91 *
92 * SECTION: Further initialization and data processing
93 * 1818: function getCompressedTCarray()
94 * 1872: function includeTCA($TCAloaded=1)
95 * 1899: function settingLanguage()
96 * 1992: function settingLocale()
97 * 2017: function checkDataSubmission()
98 * 2050: function fe_tce()
99 * 2064: function locDataCheck($locationData)
100 * 2080: function sendFormmail()
101 * 2131: function extractRecipientCopy($bodytext)
102 * 2145: function setExternalJumpUrl()
103 * 2156: function checkJumpUrlReferer()
104 * 2171: function jumpUrl()
105 * 2215: function setUrlIdToken()
106 *
107 * SECTION: Page generation; cache handling
108 * 2258: function isGeneratePage()
109 * 2268: function tempPageCacheContent()
110 * 2325: function realPageCacheContent()
111 * 2355: function setPageCacheContent($content,$data,$tstamp)
112 * 2382: function clearPageCacheContent()
113 * 2392: function clearPageCacheContent_pidList($pidList)
114 * 2426: function setSysLastChanged()
115 *
116 * SECTION: Page generation; rendering and inclusion
117 * 2462: function generatePage_preProcessing()
118 * 2484: function generatePage_whichScript()
119 * 2496: function generatePage_postProcessing()
120 * 2588: function INTincScript()
121 * 2648: function INTincScript_loadJSCode()
122 * 2689: function isINTincScript()
123 * 2698: function doXHTML_cleaning()
124 * 2707: function doLocalAnchorFix()
125 *
126 * SECTION: Finished off; outputting, storing session data, statistics...
127 * 2738: function isOutputting()
128 * 2761: function processOutput()
129 * 2834: function sendCacheHeaders()
130 * 2902: function isStaticCacheble()
131 * 2915: function contentStrReplace()
132 * 2941: function isEXTincScript()
133 * 2950: function storeSessionData()
134 * 2960: function setParseTime()
135 * 2972: function statistics()
136 * 3066: function previewInfo()
137 * 3101: function hook_eofe()
138 * 3117: function beLoginLinkIPList()
139 * 3138: function addTempContentHttpHeaders()
140 *
141 * SECTION: Various internal API functions
142 * 3184: function makeSimulFileName($inTitle,$page,$type,$addParams='',$no_cache='')
143 * 3231: function simulateStaticDocuments_pEnc_onlyP_proc($linkVars)
144 * 3260: function getSimulFileName()
145 * 3271: function setSimulReplacementChar()
146 * 3291: function fileNameASCIIPrefix($inTitle,$titleChars,$mergeChar='.')
147 * 3314: function encryptEmail($string,$back=0)
148 * 3340: function codeString($string, $decode=FALSE)
149 * 3366: function roundTripCryptString($string)
150 * 3386: function checkFileInclude($incFile)
151 * 3401: function newCObj()
152 * 3414: function setAbsRefPrefix()
153 * 3428: function baseUrlWrap($url)
154 * 3447: function printError($label,$header='Error!')
155 * 3458: function updateMD5paramsRecord($hash)
156 * 3469: function tidyHTML($content)
157 * 3495: function prefixLocalAnchorsWithScript()
158 * 3505: function workspacePreviewInit()
159 * 3521: function doWorkspacePreview()
160 * 3531: function whichWorkspace($returnTitle = FALSE)
161 *
162 * SECTION: Various external API functions - for use in plugins etc.
163 * 3589: function getStorageSiterootPids()
164 * 3604: function getPagesTSconfig()
165 * 3637: function setJS($key,$content='')
166 * 3677: function setCSS($key,$content)
167 * 3692: function make_seed()
168 * 3705: function uniqueHash($str='')
169 * 3714: function set_no_cache()
170 * 3724: function set_cache_timeout_default($seconds)
171 * 3740: function plainMailEncoded($email,$subject,$message,$headers='')
172 *
173 * SECTION: Localization and character set conversion
174 * 3784: function sL($input)
175 * 3813: function readLLfile($fileRef)
176 * 3824: function getLLL($index,$LOCAL_LANG)
177 * 3838: function initLLvars()
178 * 3872: function csConv($str,$from='')
179 * 3890: function convOutputCharset($content,$label='')
180 * 3903: function convPOSTCharset()
181 *
182 * TOTAL FUNCTIONS: 116
183 * (This index is automatically created/updated by the extension "extdeveval")
184 *
185 */
186 /**
187 * Main frontend class, instantiated in the index_ts.php script as the global object TSFE
188 *
189 * @author Kasper Skaarhoj <kasperYYYY@typo3.com>
190 * @package TYPO3
191 * @subpackage tslib
192 */
193 class tslib_fe {
194
195 // CURRENT PAGE:
196 var $id=''; // The page id (int)
197 var $type=''; // RO The type (int)
198 var $idParts=array(); // Loaded with the id, exploded by ','
199 var $cHash=''; // The submitted cHash
200 var $no_cache=''; // Page will not be cached. Write only true. Never clear value (some other code might have reasons to set it true)
201 var $rootLine=''; // The rootLine (all the way to tree root, not only the current site!) (array)
202 var $page=''; // The pagerecord (array)
203 var $contentPid=0; // This will normally point to the same value as id, but can be changed to point to another page from which content will then be displayed instead.
204 protected $originalShortcutPage = null; // gets set when we are processing a page of type shortcut in the early stages opf init.php when we do not know about languages yet, used later in init.php to determine the correct shortcut in case a translation changes the shortcut target (array)
205
206 /**
207 * sys_page-object, pagefunctions
208 *
209 * @var t3lib_pageSelect
210 */
211 var $sys_page='';
212 var $jumpurl='';
213 var $pageNotFound=0; // Is set to 1 if a pageNotFound handler could have been called.
214 var $domainStartPage=0; // Domain start page
215 var $pageAccessFailureHistory=array(); // Array containing a history of why a requested page was not accessible.
216 var $MP='';
217 var $RDCT='';
218 var $page_cache_reg1=0; // This can be set from applications as a way to tag cached versions of a page and later perform some external cache management, like clearing only a part of the cache of a page...
219 var $siteScript=''; // Contains the value of the current script path that activated the frontend. Typically "index.php" but by rewrite rules it could be something else! Used for Speaking Urls / Simulate Static Documents.
220
221 // USER
222
223 /**
224 * The FE user
225 *
226 * @var tslib_feUserAuth
227 */
228 var $fe_user='';
229 var $loginUser=''; // Global flag indicating that a front-end user is logged in. This is set only if a user really IS logged in. The group-list may show other groups (like added by IP filter or so) even though there is no user.
230 var $gr_list=''; // (RO=readonly) The group list, sorted numerically. Group '0,-1' is the default group, but other groups may be added by other means than a user being logged in though...
231 var $beUserLogin=''; // Flag that indicates if a Backend user is logged in!
232 var $workspacePreview=''; // Integer, that indicates which workspace is being previewed.
233 var $loginAllowedInBranch = TRUE; // Shows whether logins are allowed in branch
234 var $ADMCMD_preview_BEUSER_uid = 0; // Integer, set to backend user ID to initialize when keyword-based preview is used.
235
236 // PREVIEW
237 var $fePreview=''; // Flag indication that preview is active. This is based on the login of a backend user and whether the backend user has read access to the current page. A value of 1 means ordinary preview, 2 means preview of a non-live workspace
238 var $showHiddenPage=''; // Flag indicating that hidden pages should be shown, selected and so on. This goes for almost all selection of pages!
239 var $showHiddenRecords=''; // Flag indicating that hidden records should be shown. This includes sys_template, pages_language_overlay and even fe_groups in addition to all other regular content. So in effect, this includes everything except pages.
240 var $simUserGroup='0'; // Value that contains the simulated usergroup if any
241
242 // CONFIGURATION
243 var $TYPO3_CONF_VARS=array(); // The configuration array as set up in t3lib/config_default.php. Should be an EXACT copy of the global array.
244 var $config=''; // "CONFIG" object from TypoScript. Array generated based on the TypoScript configuration of the current page. Saved with the cached pages.
245 var $TCAcachedExtras=array(); // Array of cached information from TCA. This is NOT TCA itself!
246
247 // TEMPLATE / CACHE
248
249 /**
250 * The TypoScript template object. Used to parse the TypoScript template
251 *
252 * @var t3lib_TStemplate
253 */
254 var $tmpl='';
255 var $cacheTimeOutDefault=''; // Is set to the time-to-live time of cached pages. If false, default is 60*60*24, which is 24 hours.
256 var $cacheContentFlag = 0; // Set internally if cached content is fetched from the database
257 var $cacheExpires=0; // Set to the expire time of cached content
258 var $isClientCachable=FALSE; // Set if cache headers allowing caching are sent.
259 var $all=''; // $all used by template fetching system. This array is an identification of the template. If $this->all is empty it's because the template-data is not cached, which it must be.
260 var $sPre=''; // toplevel - objArrayName, eg 'page'
261 var $pSetup=''; // TypoScript configuration of the page-object pointed to by sPre. $this->tmpl->setup[$this->sPre.'.']
262 var $newHash=''; // This hash is unique to the template, the $this->id and $this->type vars and the gr_list (list of groups). Used to get and later store the cached data
263 var $getMethodUrlIdToken=''; // If config.ftu (Frontend Track User) is set in TypoScript for the current page, the string value of this var is substituted in the rendered source-code with the string, '&ftu=[token...]' which enables GET-method usertracking as opposed to cookie based
264 var $no_CacheBeforePageGen=''; // This flag is set before inclusion of pagegen.php IF no_cache is set. If this flag is set after the inclusion of pagegen.php, no_cache is forced to be set. This is done in order to make sure that php-code from pagegen does not falsely clear the no_cache flag.
265 var $tempContent = FALSE; // This flag indicates if temporary content went into the cache during page-generation.
266 var $forceTemplateParsing=''; // Boolean, passed to TypoScript template class and tells it to render the template forcibly
267 var $cHash_array=array(); // The array which cHash_calc is based on, see ->makeCacheHash().
268 var $hash_base=''; // Loaded with the serialized array that is used for generating a hashstring for the cache
269 var $pagesTSconfig=''; // May be set to the pagesTSconfig
270 // PAGE-GENERATION / cOBJ
271 /*
272 Eg. insert JS-functions in this array ($additionalHeaderData) to include them once. Use associative keys.
273 Keys in use:
274 JSFormValidate : <script type="text/javascript" src="'.$GLOBALS["TSFE"]->absRefPrefix.'t3lib/jsfunc.validateform.js"></script>
275 JSincludeFormupdate : <script type="text/javascript" src="t3lib/jsfunc.updateform.js"></script>
276 JSMenuCode, JSMenuCode_menu : JavaScript for the JavaScript menu
277 JSCode : reserved
278 JSImgCode : reserved
279 */
280 var $additionalHeaderData=array(); // used to accumulate additional HTML-code for the header-section, <head>...</head>. Insert either associative keys (like additionalHeaderData['myStyleSheet'], see reserved keys above) or num-keys (like additionalHeaderData[] = '...')
281 var $additionalJavaScript=array(); // used to accumulate additional JavaScript-code. Works like additionalHeaderData. Reserved keys at 'openPic' and 'mouseOver'
282 var $additionalCSS=array(); // used to accumulate additional Style code. Works like additionalHeaderData.
283 var $JSeventFuncCalls = array( // you can add JavaScript functions to each entry in these arrays. Please see how this is done in the GMENU_LAYERS script. The point is that many applications on a page can set handlers for onload, onmouseover and onmouseup
284 'onmousemove' => array(),
285 'onmouseup' => array(),
286 'onmousemove' => array(),
287 'onkeydown' => array(),
288 'onkeyup' => array(),
289 'onkeypress' => array(),
290 'onload' => array(),
291 'onunload' => array(),
292 );
293 /**
294 * Adds JavaScript code
295 *
296 * @var string
297 * @deprecated since TYPO3 3.5 - use additionalJavaScript instead.
298 */
299 var $JSCode='';
300 var $JSImgCode=''; // Used to accumulate JavaScript loaded images (by menus)
301 var $divSection=''; // Used to accumulate DHTML-layers.
302 var $defaultBodyTag='<body>'; // Default bodytag, if nothing else is set. This can be overridden by applications like TemplaVoila.
303
304 // RENDERING configuration, settings from TypoScript is loaded into these vars. See pagegen.php
305 var $debug=''; // Debug flag, may output special debug html-code.
306 var $intTarget=''; // Default internal target
307 var $extTarget=''; // Default external target
308 var $fileTarget=''; // Default file link target
309 var $MP_defaults=array(); // Keys are page ids and values are default &MP (mount point) values to set when using the linking features...)
310 var $spamProtectEmailAddresses=0; // If set, typolink() function encrypts email addresses. Is set in pagegen-class.
311 var $absRefPrefix=''; // Absolute Reference prefix
312 var $absRefPrefix_force=0; // Absolute Reference prefix force flag. This is set, if the type and id is retrieve from PATH_INFO and thus we NEED to prefix urls with at least '/'
313 var $compensateFieldWidth=''; // Factor for form-field widths compensation
314 var $lockFilePath=''; // Lock file path
315 var $ATagParams=''; // <A>-tag parameters
316 var $sWordRegEx=''; // Search word regex, calculated if there has been search-words send. This is used to mark up the found search words on a page when jumped to from a link in a search-result.
317 var $sWordList=''; // Is set to the incoming array sword_list in case of a page-view jumped to from a search-result.
318 var $linkVars=''; // A string prepared for insertion in all links on the page as url-parameters. Based on configuration in TypoScript where you defined which GET_VARS you would like to pass on.
319 var $excludeCHashVars=''; // A string set with a comma list of additional GET vars which should NOT be included in the cHash calculation. These vars should otherwise be detected and involved in caching, eg. through a condition in TypoScript.
320 var $displayEditIcons=''; // If set, edit icons are rendered aside content records. Must be set only if the ->beUserLogin flag is set and set_no_cache() must be called as well.
321 var $displayFieldEditIcons=''; // If set, edit icons are rendered aside individual fields of content. Must be set only if the ->beUserLogin flag is set and set_no_cache() must be called as well.
322 var $sys_language_uid=0; // Site language, 0 (zero) is default, int+ is uid pointing to a sys_language record. Should reflect which language menus, templates etc is displayed in (master language) - but not necessarily the content which could be falling back to default (see sys_language_content)
323 var $sys_language_mode=''; // Site language mode for content fall back.
324 var $sys_language_content=0; // Site content selection uid (can be different from sys_language_uid if content is to be selected from a fall-back language. Depends on sys_language_mode)
325 var $sys_language_contentOL=0; // Site content overlay flag; If set - and sys_language_content is > 0 - , records selected will try to look for a translation pointing to their uid. (If configured in [ctrl][languageField] / [ctrl][transOrigP...]
326 var $sys_language_isocode = ''; // Is set to the iso code of the sys_language_content if that is properly defined by the sys_language record representing the sys_language_uid. (Requires the extension "static_info_tables")
327
328 // RENDERING data
329 var $applicationData=Array(); // 'Global' Storage for various applications. Keys should be 'tx_'.extKey for extensions.
330 var $register=Array();
331 var $registerStack=Array(); // Stack used for storing array and retrieving register arrays (see LOAD_REGISTER and CLEAR_REGISTER)
332 var $cObjectDepthCounter = 50; // Checking that the function is not called eternally. This is done by interrupting at a depth of 50
333 var $recordRegister = Array(); // used by cObj->RECORDS and cObj->CONTENT to ensure the a records is NOT rendered twice through it!
334 var $currentRecord = ''; // This is set to the [table]:[uid] of the latest record rendered. Note that class tslib_cObj has an equal value, but that is pointing to the record delivered in the $data-array of the tslib_cObj instance, if the cObjects CONTENT or RECORD created that instance
335 var $accessKey =array(); // Used by class tslib_menu to keep track of access-keys.
336 var $imagesOnPage=array(); // Numerical array where image filenames are added if they are referenced in the rendered document. This includes only TYPO3 generated/inserted images.
337 var $lastImageInfo=array(); // Is set in tslib_cObj->cImage() function to the info-array of the most recent rendered image. The information is used in tslib_cObj->IMGTEXT
338 var $uniqueCounter=0; // Used to generate page-unique keys. Point is that uniqid() functions is very slow, so a unikey key is made based on this, see function uniqueHash()
339 var $uniqueString='';
340 var $indexedDocTitle=''; // This value will be used as the title for the page in the indexer (if indexing happens)
341 var $altPageTitle=''; // Alternative page title (normally the title of the page record). Can be set from applications you make.
342 /**
343 * An array that holds parameter names (keys) of GET parameters which MAY be MD5/base64 encoded with simulate_static_documents method.
344 * @var array
345 * @deprecated since TYPO3 4.3, remove in TYPO3 4.5
346 */
347 var $pEncAllowedParamNames=array();
348 var $baseUrl=''; // The base URL set for the page header.
349 var $anchorPrefix=''; // The proper anchor prefix needed when using speaking urls. (only set if baseUrl is set)
350
351 /**
352 * Page content render object
353 *
354 * @var tslib_cObj
355 */
356 var $cObj ='';
357
358 // CONTENT accumulation
359 var $content=''; // All page content is accumulated in this variable. See pagegen.php
360
361 // GENERAL
362 var $clientInfo=''; // Set to the browser: net / msie if 4+ browsers
363 var $scriptParseTime=0;
364 var $TCAloaded = 0; // Set ONLY if the full TCA is loaded
365
366 // Character set (charset) conversion object:
367
368 /**
369 * charset conversion class. May be used by any application.
370 *
371 * @var t3lib_cs
372 */
373 var $csConvObj;
374 var $defaultCharSet = 'iso-8859-1'; // The default charset used in the frontend if nothing else is set.
375 var $renderCharset=''; // Internal charset of the frontend during rendering: Defaults to "forceCharset" and if that is not set, to ->defaultCharSet
376 var $metaCharset=''; // Output charset of the websites content. This is the charset found in the header, meta tag etc. If different from $renderCharset a conversion happens before output to browser. Defaults to ->renderCharset if not set.
377 var $localeCharset=''; // Assumed charset of locale strings.
378
379 // LANG:
380 var $lang=''; // Set to the system language key (used on the site)
381 var $langSplitIndex=0; // Set to the index number of the language key
382 var $LL_labels_cache=array();
383 var $LL_files_cache=array();
384
385 /**
386 * Locking object
387 *
388 * @var t3lib_lock
389 */
390 var $pagesection_lockObj; // Locking object for accessing "cache_pagesection"
391
392 /**
393 * Locking object
394 *
395 * @var t3lib_lock
396 */
397 var $pages_lockObj; // Locking object for accessing "cache_pages"
398
399 /**
400 * @var t3lib_PageRenderer
401 */
402 protected $pageRenderer;
403
404 /**
405 * the page cache object, use this to save pages to the cache and to
406 * retrieve them again
407 *
408 * @var t3lib_cache_AbstractBackend
409 */
410 protected $pageCache;
411 protected $pageCacheTags = array();
412
413
414 /**
415 * Class constructor
416 * Takes a number of GET/POST input variable as arguments and stores them internally.
417 * The processing of these variables goes on later in this class.
418 * Also sets internal clientInfo array (browser information) and a unique string (->uniqueString) for this script instance; A md5 hash of the microtime()
419 *
420 * @param array The global $TYPO3_CONF_VARS array. Will be set internally in ->TYPO3_CONF_VARS
421 * @param mixed The value of t3lib_div::_GP('id')
422 * @param integer The value of t3lib_div::_GP('type')
423 * @param boolean The value of t3lib_div::_GP('no_cache'), evaluated to 1/0
424 * @param string The value of t3lib_div::_GP('cHash')
425 * @param string The value of t3lib_div::_GP('jumpurl')
426 * @param string The value of t3lib_div::_GP('MP')
427 * @param string The value of t3lib_div::_GP('RDCT')
428 * @return void
429 * @see index_ts.php
430 */
431 function tslib_fe($TYPO3_CONF_VARS, $id, $type, $no_cache='', $cHash='', $jumpurl='',$MP='',$RDCT='') {
432
433 // Setting some variables:
434 $this->TYPO3_CONF_VARS = $TYPO3_CONF_VARS;
435 $this->id = $id;
436 $this->type = $type;
437 if ($no_cache) {
438 if ($this->TYPO3_CONF_VARS['FE']['disableNoCacheParameter']) {
439 $warning = '&no_cache=1 has been ignored because $TYPO3_CONF_VARS[\'FE\'][\'disableNoCacheParameter\'] is set!';
440 $GLOBALS['TT']->setTSlogMessage($warning,2);
441 } else {
442 $warning = '&no_cache=1 has been supplied, so caching is disabled! URL: "'.t3lib_div::getIndpEnv('TYPO3_REQUEST_URL').'"';
443 $this->no_cache = $no_cache ? 1 : 0;
444 }
445 t3lib_div::sysLog($warning, 'cms', 2);
446 }
447 $this->cHash = $cHash;
448 $this->jumpurl = $jumpurl;
449 $this->MP = $this->TYPO3_CONF_VARS['FE']['enable_mount_pids'] ? (string)$MP : '';
450 $this->RDCT = $RDCT;
451 $this->clientInfo = t3lib_div::clientInfo();
452 $this->uniqueString=md5(microtime());
453
454 $this->csConvObj = t3lib_div::makeInstance('t3lib_cs');
455
456 // Call post processing function for constructor:
457 if (is_array($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['tslib_fe-PostProc'])) {
458 $_params = array('pObj' => &$this);
459 foreach($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['tslib_fe-PostProc'] as $_funcRef) {
460 t3lib_div::callUserFunction($_funcRef,$_params,$this);
461 }
462 }
463
464 $this->initCaches();
465 }
466
467 /**
468 * Connect to MySQL database
469 * May exit after outputting an error message or some JavaScript redirecting to the install tool.
470 *
471 * @return void
472 * @deprecated since TYPO3 3.8 - Use connectToDB() instead!
473 */
474 function connectToMySQL() {
475 $this->connectToDB();
476 }
477
478 /**
479 * Connect to SQL database
480 * May exit after outputting an error message or some JavaScript redirecting to the install tool.
481 *
482 * @return void
483 */
484 function connectToDB() {
485 if ($GLOBALS['TYPO3_DB']->sql_pconnect(TYPO3_db_host, TYPO3_db_username, TYPO3_db_password)) {
486 if (!TYPO3_db) {
487 $this->printError('No database selected','Database Error');
488 // Redirects to the Install Tool:
489 echo '<script type="text/javascript">
490 /*<![CDATA[*/
491 window.location.href = "'.TYPO3_mainDir.'install/index.php?mode=123&step=1&password=joh316";
492 /*]]>*/
493 </script>';
494 exit;
495 } elseif (!$GLOBALS['TYPO3_DB']->sql_select_db(TYPO3_db)) {
496 if ($this->checkPageUnavailableHandler()) {
497 $this->pageUnavailableAndExit('Cannot connect to the current database, "'.TYPO3_db.'"');
498 } else {
499 $message = 'Cannot connect to the current database, "'.TYPO3_db.'"';
500 t3lib_div::sysLog($message, 'cms', t3lib_div::SYSLOG_SEVERITY_ERROR);
501 header('HTTP/1.0 503 Service Temporarily Unavailable');
502 $this->printError($message, 'Database Error');
503 exit;
504 }
505 }
506 } else {
507 if (!TYPO3_db) {
508 // Redirects to the Install Tool:
509 echo '<script type="text/javascript">
510 /*<![CDATA[*/
511 window.location.href = "'.TYPO3_mainDir.'install/index.php?mode=123&step=1&password=joh316";
512 /*]]>*/
513 </script>';
514 exit;
515 }
516
517 if ($this->checkPageUnavailableHandler()) {
518 $this->pageUnavailableAndExit('The current username, password or host was not accepted when the connection to the database was attempted to be established!');
519 } else {
520 $message = 'The current username, password or host was not accepted when the connection to the database was attempted to be established!';
521 t3lib_div::sysLog($message, 'cms', t3lib_div::SYSLOG_SEVERITY_ERROR);
522 header('HTTP/1.0 503 Service Temporarily Unavailable');
523 $this->printError($message, 'Database Error');
524 exit;
525 }
526 }
527
528
529 // Call post processing function for DB connection:
530 if (is_array($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['connectToDB'])) {
531 $_params = array('pObj' => &$this);
532 foreach($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['connectToDB'] as $_funcRef) {
533 t3lib_div::callUserFunction($_funcRef,$_params,$this);
534 }
535 }
536 }
537
538 /**
539 * 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
540 * May exit after sending a location-header.
541 *
542 * @return void
543 */
544 function sendRedirect() {
545 $res = $GLOBALS['TYPO3_DB']->exec_SELECTquery('params', 'cache_md5params', 'md5hash='.$GLOBALS['TYPO3_DB']->fullQuoteStr($this->RDCT, 'cache_md5params'));
546 if ($row = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($res)) {
547 $this->updateMD5paramsRecord($this->RDCT);
548 header('Location: '.$row['params']);
549 exit;
550 }
551 }
552
553 /**
554 * Gets instance of PageRenderer
555 *
556 * @return t3lib_PageRenderer
557 */
558 public function getPageRenderer() {
559 if (!isset($this->pageRenderer)) {
560 $this->pageRenderer = t3lib_div::makeInstance('t3lib_PageRenderer');
561 $this->pageRenderer->setTemplateFile(PATH_tslib . 'templates/tslib_page_frontend.html');
562 }
563 return $this->pageRenderer;
564 }
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581 /********************************************
582 *
583 * Initializing, resolving page id
584 *
585 ********************************************/
586
587 /**
588 * Initializes the caching system.
589 *
590 * @return void
591 */
592 protected function initCaches() {
593 $GLOBALS['TT']->push('Initializing the Caching System','');
594
595 $GLOBALS['typo3CacheManager'] = t3lib_div::makeInstance('t3lib_cache_Manager');
596 $GLOBALS['typo3CacheFactory'] = t3lib_div::makeInstance('t3lib_cache_Factory');
597 $GLOBALS['typo3CacheFactory']->setCacheManager($GLOBALS['typo3CacheManager']);
598
599 try {
600 $this->pageCache = $GLOBALS['typo3CacheManager']->getCache(
601 'cache_pages'
602 );
603 } catch(t3lib_cache_exception_NoSuchCache $e) {
604 t3lib_cache::initPageCache();
605
606 $this->pageCache = $GLOBALS['typo3CacheManager']->getCache(
607 'cache_pages'
608 );
609 }
610
611 t3lib_cache::initPageSectionCache();
612 t3lib_cache::initContentHashCache();
613
614 $GLOBALS['TT']->pull();
615 }
616
617 /**
618 * Initializes the front-end login user.
619 *
620 * @return void
621 */
622 function initFEuser() {
623 $this->fe_user = t3lib_div::makeInstance('tslib_feUserAuth');
624
625 $this->fe_user->lockIP = $this->TYPO3_CONF_VARS['FE']['lockIP'];
626 $this->fe_user->lockHashKeyWords = $this->TYPO3_CONF_VARS['FE']['lockHashKeyWords'];
627 $this->fe_user->checkPid = $this->TYPO3_CONF_VARS['FE']['checkFeUserPid'];
628 $this->fe_user->lifetime = intval($this->TYPO3_CONF_VARS['FE']['lifetime']);
629 $this->fe_user->checkPid_value = $GLOBALS['TYPO3_DB']->cleanIntList(t3lib_div::_GP('pid')); // List of pid's acceptable
630
631 // Check if a session is transferred:
632 if (t3lib_div::_GP('FE_SESSION_KEY')) {
633 $fe_sParts = explode('-',t3lib_div::_GP('FE_SESSION_KEY'));
634 if (!strcmp(md5($fe_sParts[0].'/'.$this->TYPO3_CONF_VARS['SYS']['encryptionKey']), $fe_sParts[1])) { // If the session key hash check is OK:
635 $_COOKIE[$this->fe_user->name] = $fe_sParts[0];
636 $this->fe_user->forceSetCookie = 1;
637 }
638 }
639
640 if ($this->TYPO3_CONF_VARS['FE']['dontSetCookie']) {
641 $this->fe_user->dontSetCookie=1;
642 }
643
644 $this->fe_user->start();
645 $this->fe_user->unpack_uc('');
646 $this->fe_user->fetchSessionData(); // Gets session data
647 $recs = t3lib_div::_GP('recs');
648 if (is_array($recs)) { // If any record registration is submitted, register the record.
649 $this->fe_user->record_registration($recs, $this->TYPO3_CONF_VARS['FE']['maxSessionDataSize']);
650 }
651
652 // Call hook for possible manipulation of frontend user object
653 if (is_array($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['initFEuser'])) {
654 $_params = array('pObj' => &$this);
655 foreach($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['initFEuser'] as $_funcRef) {
656 t3lib_div::callUserFunction($_funcRef,$_params,$this);
657 }
658 }
659
660 // For every 60 seconds the is_online timestamp is updated.
661 if (is_array($this->fe_user->user) && $this->fe_user->user['uid'] && $this->fe_user->user['is_online']<($GLOBALS['EXEC_TIME']-60)) {
662 $GLOBALS['TYPO3_DB']->exec_UPDATEquery('fe_users', 'uid='.intval($this->fe_user->user['uid']), array('is_online' => $GLOBALS['EXEC_TIME']));
663 }
664 }
665
666 /**
667 * Initializes the front-end user groups.
668 * Sets ->loginUser and ->gr_list based on front-end user status.
669 *
670 * @return void
671 */
672 function initUserGroups() {
673
674 $this->fe_user->showHiddenRecords = $this->showHiddenRecords; // This affects the hidden-flag selecting the fe_groups for the user!
675 $this->fe_user->fetchGroupData(); // no matter if we have an active user we try to fetch matching groups which can be set without an user (simulation for instance!)
676
677 if (is_array($this->fe_user->user) && count($this->fe_user->groupData['uid'])) {
678 $this->loginUser=1; // global flag!
679 $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!
680 $gr_array = $this->fe_user->groupData['uid'];
681 } else {
682 $this->loginUser=0;
683 $this->gr_list = '0,-1'; // group -1 is not an existing group, but denotes a 'default' group when not logged in. This is used to let elements be hidden, when a user is logged in!
684
685 if ($this->loginAllowedInBranch) {
686 $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.
687 } else {
688 $gr_array = array(); // Set to blank since we will NOT risk any groups being set when no logins are allowed!
689 }
690 }
691
692 // Clean up.
693 $gr_array = array_unique($gr_array); // Make unique...
694 sort($gr_array); // sort
695 if (count($gr_array)) {
696 $this->gr_list.=','.implode(',',$gr_array);
697 }
698
699 if ($this->fe_user->writeDevLog) t3lib_div::devLog('Valid usergroups for TSFE: '.$this->gr_list, 'tslib_fe');
700 }
701
702 /**
703 * Checking if a user is logged in or a group constellation different from "0,-1"
704 *
705 * @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!)
706 */
707 function isUserOrGroupSet() {
708 return is_array($this->fe_user->user) || $this->gr_list!=='0,-1';
709 }
710
711 /**
712 * Provides ways to bypass the '?id=[xxx]&type=[xx]' format, using either PATH_INFO or virtual HTML-documents (using Apache mod_rewrite)
713 *
714 * Two options:
715 * 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)
716 * 2) Using hook which enables features like those provided from "simulatestatic" or "realurl" extension (AKA "Speaking URLs")
717 *
718 * @return void
719 * @link http://typo3.org/doc.0.html?&tx_extrepmgm_pi1[extUid]=270&cHash=4ad9d7acb4
720 */
721 function checkAlternativeIdMethods() {
722 $this->siteScript = t3lib_div::getIndpEnv('TYPO3_SITE_SCRIPT');
723
724 // Call post processing function for custom URL methods.
725 if (is_array($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['checkAlternativeIdMethods-PostProc'])) {
726 $_params = array('pObj' => &$this);
727 foreach($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['checkAlternativeIdMethods-PostProc'] as $_funcRef) {
728 t3lib_div::callUserFunction($_funcRef,$_params,$this);
729 }
730 }
731 }
732
733 /**
734 * Clears the preview-flags, sets sim_exec_time to current time.
735 * 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.
736 *
737 * @return void
738 */
739 function clear_preview() {
740 $this->showHiddenPage = 0;
741 $this->showHiddenRecords = 0;
742 $GLOBALS['SIM_EXEC_TIME'] = $GLOBALS['EXEC_TIME'];
743 $GLOBALS['SIM_ACCESS_TIME'] = $GLOBALS['ACCESS_TIME'];
744 $this->fePreview = 0;
745 }
746
747 /**
748 * Determines the id and evaluates any preview settings
749 * 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.
750 *
751 * @return void
752 */
753 function determineId() {
754
755 // Getting ARG-v values if some
756 $this->setIDfromArgV();
757
758 // If there is a Backend login we are going to check for any preview settings:
759 $GLOBALS['TT']->push('beUserLogin','');
760 if ($this->beUserLogin || $this->doWorkspacePreview()) {
761
762 // Backend user preview features:
763 if ($this->beUserLogin && ($GLOBALS['BE_USER']->adminPanel instanceof tslib_AdminPanel)) {
764 $this->fePreview = $GLOBALS['BE_USER']->adminPanel->extGetFeAdminValue('preview') ? true : false;
765
766 // If admin panel preview is enabled...
767 if ($this->fePreview) {
768 $fe_user_OLD_USERGROUP = $this->fe_user->user['usergroup'];
769
770 $this->showHiddenPage = $GLOBALS['BE_USER']->adminPanel->extGetFeAdminValue('preview', 'showHiddenPages');
771 $this->showHiddenRecords = $GLOBALS['BE_USER']->adminPanel->extGetFeAdminValue('preview', 'showHiddenRecords');
772 // simulate date
773 $simTime = $GLOBALS['BE_USER']->adminPanel->extGetFeAdminValue('preview', 'simulateDate');
774 if ($simTime) {
775 $GLOBALS['SIM_EXEC_TIME'] = $simTime;
776 $GLOBALS['SIM_ACCESS_TIME'] = $simTime - ($simTime % 60);
777 }
778 // simulate user
779 $simUserGroup = $GLOBALS['BE_USER']->adminPanel->extGetFeAdminValue('preview', 'simulateUserGroup');
780 $this->simUserGroup = $simUserGroup;
781 if ($simUserGroup) $this->fe_user->user['usergroup']=$simUserGroup;
782 if (!$simUserGroup && !$simTime && !$this->showHiddenPage && !$this->showHiddenRecords) {
783 $this->fePreview=0;
784 }
785 }
786 }
787
788 if ($this->id) {
789
790 // Now it's investigated if the raw page-id points to a hidden page and if so, the flag is set.
791 // This does not require the preview flag to be set in the admin panel
792 $idQ = t3lib_div::testInt($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...
793 $count = $GLOBALS['TYPO3_DB']->exec_SELECTcountRows('uid', 'pages', $idQ . ' AND hidden!=0 AND deleted=0');
794 if ($count) {
795 $this->fePreview = 1; // The preview flag is set only if the current page turns out to actually be hidden!
796 $this->showHiddenPage = 1;
797 }
798
799 // For Live workspace: Check root line for proper connection to tree root (done because of possible preview of page / branch versions)
800 if (!$this->fePreview && $this->whichWorkspace()===0) {
801
802 // Initialize the page-select functions to check rootline:
803 $temp_sys_page = t3lib_div::makeInstance('t3lib_pageSelect');
804 $temp_sys_page->init($this->showHiddenPage);
805 // If root line contained NO records and ->error_getRootLine_failPid tells us that it was because of a pid=-1 (indicating a "version" record)...:
806 if (!count($temp_sys_page->getRootLine($this->id,$this->MP)) && $temp_sys_page->error_getRootLine_failPid==-1) {
807
808 // Setting versioningPreview flag and try again:
809 $temp_sys_page->versioningPreview = TRUE;
810 if (count($temp_sys_page->getRootLine($this->id,$this->MP))) {
811 // 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.
812 $this->fePreview = 1;
813 }
814 }
815 }
816 }
817
818 // The preview flag will be set if a backend user is in an offline workspace
819 if (($GLOBALS['BE_USER']->user['workspace_preview'] || t3lib_div::_GP('ADMCMD_view') || $this->doWorkspacePreview()) && ($this->whichWorkspace()===-1 || $this->whichWorkspace()>0)) {
820 $this->fePreview = 2; // Will show special preview message.
821 }
822
823 // If the front-end is showing a preview, caching MUST be disabled.
824 if ($this->fePreview) {
825 $this->set_no_cache();
826 }
827 }
828 $GLOBALS['TT']->pull();
829
830 // Now, get the id, validate access etc:
831 $this->fetch_the_id();
832
833 // Check if backend user has read access to this page. If not, recalculate the id.
834 if ($this->beUserLogin && $this->fePreview) {
835 if (!$GLOBALS['BE_USER']->doesUserHaveAccess($this->page,1)) {
836
837 // Resetting
838 $this->clear_preview();
839 $this->fe_user->user['usergroup'] = $fe_user_OLD_USERGROUP;
840
841 // Fetching the id again, now with the preview settings reset.
842 $this->fetch_the_id();
843 }
844 }
845
846 // Checks if user logins are blocked for a certain branch and if so, will unset user login and re-fetch ID.
847 $this->loginAllowedInBranch = $this->checkIfLoginAllowedInBranch();
848 if (!$this->loginAllowedInBranch) { // Logins are not allowed:
849 if ($this->isUserOrGroupSet()) { // Only if there is a login will we run this...
850
851 // Clear out user and group:
852 unset($this->fe_user->user);
853 $this->gr_list = '0,-1';
854
855 // Fetching the id again, now with the preview settings reset.
856 $this->fetch_the_id();
857 }
858 }
859
860 // Final cleaning.
861 $this->id = $this->contentPid = intval($this->id); // Make sure it's an integer
862 $this->type = intval($this->type); // Make sure it's an integer
863
864 // Look for alternative content PID if page is under version preview:
865 if ($this->fePreview) {
866 if ($this->page['_ORIG_pid']==-1 && $this->page['t3ver_swapmode']==0) { // Current page must have been an offline version and have swapmode set to 0:
867 // 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!
868 $this->contentPid = $this->page['_ORIG_uid'];
869 }
870 }
871
872 // Call post processing function for id determination:
873 if (is_array($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['determineId-PostProc'])) {
874 $_params = array('pObj' => &$this);
875 foreach($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['determineId-PostProc'] as $_funcRef) {
876 t3lib_div::callUserFunction($_funcRef,$_params,$this);
877 }
878 }
879 }
880
881 /**
882 * Get The Page ID
883 * This gets the id of the page, checks if the page is in the domain and if the page is accessible
884 * Sets variables such as $this->sys_page, $this->loginUser, $this->gr_list, $this->id, $this->type, $this->domainStartPage, $this->idParts
885 *
886 * @return void
887 * @access private
888 */
889 function fetch_the_id() {
890 $GLOBALS['TT']->push('fetch_the_id initialize/','');
891
892 // Initialize the page-select functions.
893 $this->sys_page = t3lib_div::makeInstance('t3lib_pageSelect');
894 $this->sys_page->versioningPreview = ($this->fePreview===2 || intval($this->workspacePreview) || t3lib_div::_GP('ADMCMD_view')) ? TRUE : FALSE;
895 $this->sys_page->versioningWorkspaceId = $this->whichWorkspace();
896 $this->sys_page->init($this->showHiddenPage);
897
898 // Set the valid usergroups for FE
899 $this->initUserGroups();
900
901 // Sets sys_page where-clause
902 $this->setSysPageWhereClause();
903
904 // Splitting $this->id by a period (.). First part is 'id' and second part - if exists - will overrule the &type param if given
905 $pParts = explode('.',$this->id);
906 $this->id = $pParts[0]; // Set it.
907 if (isset($pParts[1])) {$this->type=$pParts[1];}
908
909 // Splitting $this->id by a comma (,). First part is 'id' and other parts are just stored for use in scripts.
910 $this->idParts = explode(',',$this->id);
911
912 // Splitting by a '+' sign - used for base64/md5 methods of parameter encryption for simulate static documents.
913 list($pgID,$SSD_p)=explode('+',$this->idParts[0],2);
914 if ($SSD_p) { $this->idPartsAnalyze($SSD_p); }
915 $this->id = $pgID; // Set id
916
917 // If $this->id is a string, it's an alias
918 $this->checkAndSetAlias();
919
920 // The id and type is set to the integer-value - just to be sure...
921 $this->id = intval($this->id);
922 $this->type = intval($this->type);
923 $GLOBALS['TT']->pull();
924
925 // We find the first page belonging to the current domain
926 $GLOBALS['TT']->push('fetch_the_id domain/','');
927 $this->domainStartPage = $this->findDomainRecord($this->TYPO3_CONF_VARS['SYS']['recursiveDomainSearch']); // the page_id of the current domain
928 if (!$this->id) {
929 if ($this->domainStartPage) {
930 $this->id = $this->domainStartPage; // If the id was not previously set, set it to the id of the domain.
931 } else {
932 $theFirstPage = $this->sys_page->getFirstWebPage($this->id); // Find the first 'visible' page in that domain
933 if ($theFirstPage) {
934 $this->id = $theFirstPage['uid'];
935 } else {
936 if ($this->checkPageUnavailableHandler()) {
937 $this->pageUnavailableAndExit('No pages are found on the rootlevel!');
938 } else {
939 $message = 'No pages are found on the rootlevel!';
940 t3lib_div::sysLog($message, 'cms', t3lib_div::SYSLOG_SEVERITY_ERROR);
941 header('HTTP/1.0 503 Service Temporarily Unavailable');
942 $this->printError($message);
943 exit;
944 }
945 }
946 }
947 }
948 $GLOBALS['TT']->pull();
949
950 $GLOBALS['TT']->push('fetch_the_id rootLine/','');
951 $requestedId = $this->id; // We store the originally requested id
952 $this->getPageAndRootlineWithDomain($this->domainStartPage);
953 $GLOBALS['TT']->pull();
954
955 if ($this->pageNotFound && $this->TYPO3_CONF_VARS['FE']['pageNotFound_handling']) {
956 $pNotFoundMsg = array(
957 1 => 'ID was not an accessible page',
958 2 => 'Subsection was found and not accessible',
959 3 => 'ID was outside the domain',
960 4 => 'The requested page alias does not exist'
961 );
962 $this->pageNotFoundAndExit($pNotFoundMsg[$this->pageNotFound]);
963 }
964
965 // set no_cache if set
966 if ($this->page['no_cache']) {
967 $this->set_no_cache();
968 }
969
970 // Init SYS_LASTCHANGED
971 $this->register['SYS_LASTCHANGED'] = intval($this->page['tstamp']);
972 if ($this->register['SYS_LASTCHANGED'] < intval($this->page['SYS_LASTCHANGED'])) {
973 $this->register['SYS_LASTCHANGED'] = intval($this->page['SYS_LASTCHANGED']);
974 }
975 }
976
977 /**
978 * Gets the page and rootline arrays based on the id, $this->id
979 *
980 * If the id does not correspond to a proper page, the 'previous' valid page in the rootline is found
981 * If the page is a shortcut (doktype=4), the ->id is loaded with that id
982 *
983 * 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.
984 *
985 * Sets or manipulates internal variables such as: $this->id, $this->page, $this->rootLine, $this->MP, $this->pageNotFound
986 *
987 * @return void
988 * @access private
989 */
990 function getPageAndRootline() {
991 $this->page = $this->sys_page->getPage($this->id);
992 if (!count($this->page)) {
993 // If no page, we try to find the page before in the rootLine.
994 $this->pageNotFound=1; // Page is 'not found' in case the id itself was not an accessible page. code 1
995 $this->rootLine = $this->sys_page->getRootLine($this->id,$this->MP);
996 if (count($this->rootLine)) {
997 $c=count($this->rootLine)-1;
998 while($c>0) {
999
1000 // Add to page access failure history:
1001 $this->pageAccessFailureHistory['direct_access'][] = $this->rootLine[$c];
1002
1003 // Decrease to next page in rootline and check the access to that, if OK, set as page record and ID value.
1004 $c--;
1005 $this->id = $this->rootLine[$c]['uid'];
1006 $this->page = $this->sys_page->getPage($this->id);
1007 if (count($this->page)) { break; }
1008 }
1009 }
1010 // If still no page...
1011 if (!count($this->page)) {
1012 if ($this->TYPO3_CONF_VARS['FE']['pageNotFound_handling']) {
1013 $this->pageNotFoundAndExit('The requested page does not exist!');
1014 } else {
1015 $message = 'The requested page does not exist!';
1016 header('HTTP/1.0 404 Page Not Found');
1017 t3lib_div::sysLog($message, 'cms', t3lib_div::SYSLOG_SEVERITY_ERROR);
1018 $this->printError($message);
1019 exit;
1020 }
1021 }
1022 }
1023
1024 // Spacer is not accessible in frontend
1025 if ($this->page['doktype'] == 199) {
1026 if ($this->TYPO3_CONF_VARS['FE']['pageNotFound_handling']) {
1027 $this->pageNotFoundAndExit('The requested page does not exist!');
1028 } else {
1029 $message = 'The requested page does not exist!';
1030 header('HTTP/1.0 404 Page Not Found');
1031 t3lib_div::sysLog($message, 'cms', t3lib_div::SYSLOG_SEVERITY_ERROR);
1032 $this->printError($message);
1033 exit;
1034 }
1035 }
1036
1037 // Is the ID a link to another page??
1038 if ($this->page['doktype']==4) {
1039 $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.
1040
1041 // saving the page so that we can check later - when we know
1042 // about languages - whether we took the correct shortcut or
1043 // whether a translation of the page overwrites the shortcut
1044 // target and we need to follow the new target
1045 $this->originalShortcutPage = $this->page;
1046
1047 $this->page = $this->getPageShortcut($this->page['shortcut'],$this->page['shortcut_mode'],$this->page['uid']);
1048 $this->id = $this->page['uid'];
1049 }
1050
1051 // Gets the rootLine
1052 $this->rootLine = $this->sys_page->getRootLine($this->id,$this->MP);
1053
1054 // If not rootline we're off...
1055 if (!count($this->rootLine)) {
1056 $ws = $this->whichWorkspace();
1057 if ($this->sys_page->error_getRootLine_failPid==-1 && $ws) {
1058 $this->sys_page->versioningPreview = TRUE;
1059 $this->versioningWorkspaceId = $ws;
1060 $this->rootLine = $this->sys_page->getRootLine($this->id,$this->MP);
1061 }
1062 if (!count($this->rootLine)) {
1063 if ($this->checkPageUnavailableHandler()) {
1064 $this->pageUnavailableAndExit('The requested page didn\'t have a proper connection to the tree-root!');
1065 } else {
1066 $message = 'The requested page didn\'t have a proper connection to the tree-root! <br /><br />('.$this->sys_page->error_getRootLine.')';
1067 header('HTTP/1.0 503 Service Temporarily Unavailable');
1068 t3lib_div::sysLog(str_replace('<br /><br />','',$message), 'cms', t3lib_div::SYSLOG_SEVERITY_ERROR);
1069 $this->printError($message);
1070 exit;
1071 }
1072 }
1073 $this->fePreview = 1;
1074 }
1075
1076 // Checking for include section regarding the hidden/starttime/endtime/fe_user (that is access control of a whole subbranch!)
1077 if ($this->checkRootlineForIncludeSection()) {
1078 if (!count($this->rootLine)) {
1079 if ($this->checkPageUnavailableHandler()) {
1080 $this->pageUnavailableAndExit('The requested page was not accessible!');
1081 } else {
1082 $message = 'The requested page was not accessible!';
1083 header('HTTP/1.0 503 Service Temporarily Unavailable');
1084 t3lib_div::sysLog($message, 'cms', t3lib_div::SYSLOG_SEVERITY_ERROR);
1085 $this->printError($message);
1086 exit;
1087 }
1088 } else {
1089 $el = reset($this->rootLine);
1090 $this->id = $el['uid'];
1091 $this->page = $this->sys_page->getPage($this->id);
1092 $this->rootLine = $this->sys_page->getRootLine($this->id,$this->MP);
1093 }
1094 }
1095 }
1096
1097 /**
1098 * Get page shortcut; Finds the records pointed to by input value $SC (the shortcut value)
1099 *
1100 * @param integer The value of the "shortcut" field from the pages record
1101 * @param integer The shortcut mode: 1 and 2 will select either first subpage or random subpage; the default is the page pointed to by $SC
1102 * @param integer The current page UID of the page which is a shortcut
1103 * @param integer Safety feature which makes sure that the function is calling itself recursively max 20 times (since this function can find shortcuts to other shortcuts to other shortcuts...)
1104 * @param array An array filled with previous page uids tested by the function - new page uids are evaluated against this to avoid going in circles.
1105 * @return mixed Returns the page record of the page that the shortcut pointed to.
1106 * @access private
1107 * @see getPageAndRootline()
1108 */
1109 function getPageShortcut($SC,$mode,$thisUid,$itera=20,$pageLog=array()) {
1110 $idArray = t3lib_div::intExplode(',',$SC);
1111
1112 // Find $page record depending on shortcut mode:
1113 switch($mode) {
1114 case 1:
1115 case 2:
1116 $pageArray = $this->sys_page->getMenu($idArray[0]?$idArray[0]:$thisUid,'*','sorting','AND pages.doktype<199 AND pages.doktype!=6');
1117 $pO = 0;
1118 if ($mode==2 && count($pageArray)) { // random
1119 $randval = intval(rand(0,count($pageArray)-1));
1120 $pO = $randval;
1121 }
1122 $c = 0;
1123 reset($pageArray);
1124 while(list(,$pV)=each($pageArray)) {
1125 if ($c==$pO) {
1126 $page = $pV;
1127 break;
1128 }
1129 $c++;
1130 }
1131 break;
1132 default:
1133 $page = $this->sys_page->getPage($idArray[0]);
1134 break;
1135 }
1136
1137 // Check if short cut page was a shortcut itself, if so look up recursively:
1138 if ($page['doktype']==4) {
1139 if (!in_array($page['uid'],$pageLog) && $itera>0) {
1140 $pageLog[] = $page['uid'];
1141 $page = $this->getPageShortcut($page['shortcut'],$page['shortcut_mode'],$page['uid'],$itera-1,$pageLog);
1142 } else {
1143 $pageLog[] = $page['uid'];
1144 $message = 'Page shortcuts were looping in uids '.implode(',',$pageLog).'...!';
1145 header('HTTP/1.0 500 Internal Server Error');
1146 t3lib_div::sysLog($message, 'cms', t3lib_div::SYSLOG_SEVERITY_ERROR);
1147 $this->printError($message);
1148 exit;
1149 }
1150 }
1151 // Return resulting page:
1152 return $page;
1153 }
1154
1155 /**
1156 * Checks the current rootline for defined sections.
1157 *
1158 * @return boolean
1159 * @access private
1160 */
1161 function checkRootlineForIncludeSection() {
1162 $c=count($this->rootLine);
1163 $removeTheRestFlag=0;
1164
1165 for ($a=0;$a<$c;$a++) {
1166 if (!$this->checkPagerecordForIncludeSection($this->rootLine[$a])) {
1167 // Add to page access failure history:
1168 $this->pageAccessFailureHistory['sub_section'][] = $this->rootLine[$a];
1169 $removeTheRestFlag=1;
1170 }
1171 if ($this->rootLine[$a]['doktype']==6) {
1172 if ($this->beUserLogin) { // If there is a backend user logged in, check if he has read access to the page:
1173 $res = $GLOBALS['TYPO3_DB']->exec_SELECTquery('uid', 'pages', 'uid='.intval($this->id).' AND '.$GLOBALS['BE_USER']->getPagePermsClause(1)); // versionOL()?
1174 list($isPage) = $GLOBALS['TYPO3_DB']->sql_fetch_row($res);
1175 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...
1176 } else { // Dont go here, if there is no backend user logged in.
1177 $removeTheRestFlag=1;
1178 }
1179 }
1180 if ($removeTheRestFlag) {
1181 $this->pageNotFound=2; // Page is 'not found' in case a subsection was found and not accessible, code 2
1182 unset($this->rootLine[$a]);
1183 }
1184 }
1185 return $removeTheRestFlag;
1186 }
1187
1188 /**
1189 * Checks page record for enableFields
1190 * Returns true if enableFields does not disable the page record.
1191 * Takes notice of the ->showHiddenPage flag and uses SIM_ACCESS_TIME for start/endtime evaluation
1192 *
1193 * @param array The page record to evaluate (needs fields: hidden, starttime, endtime, fe_group)
1194 * @param boolean Bypass group-check
1195 * @return boolean True, if record is viewable.
1196 * @see tslib_cObj::getTreeList(), checkPagerecordForIncludeSection()
1197 */
1198 function checkEnableFields($row,$bypassGroupCheck=FALSE) {
1199 if ((!$row['hidden'] || $this->showHiddenPage)
1200 && $row['starttime']<=$GLOBALS['SIM_ACCESS_TIME']
1201 && ($row['endtime']==0 || $row['endtime']>$GLOBALS['SIM_ACCESS_TIME'])
1202 && ($bypassGroupCheck || $this->checkPageGroupAccess($row))
1203 ) { return TRUE; }
1204 }
1205
1206 /**
1207 * Check group access against a page record
1208 *
1209 * @param array The page record to evaluate (needs field: fe_group)
1210 * @param mixed List of group id's (comma list or array). Default is $this->gr_list
1211 * @return boolean True, if group access is granted.
1212 * @access private
1213 */
1214 function checkPageGroupAccess($row, $groupList=NULL) {
1215 if(is_null($groupList)) {
1216 $groupList = $this->gr_list;
1217 }
1218 if(!is_array($groupList)) {
1219 $groupList = explode(',', $groupList);
1220 }
1221 $pageGroupList = explode(',', $row['fe_group'] ? $row['fe_group'] : 0);
1222 return count(array_intersect($groupList, $pageGroupList)) > 0;
1223 }
1224
1225 /**
1226 * Checks page record for include section
1227 *
1228 * @param array The page record to evaluate (needs fields: extendToSubpages + hidden, starttime, endtime, fe_group)
1229 * @return boolean Returns true if either extendToSubpages is not checked or if the enableFields does not disable the page record.
1230 * @access private
1231 * @see checkEnableFields(), tslib_cObj::getTreeList(), checkRootlineForIncludeSection()
1232 */
1233 function checkPagerecordForIncludeSection($row) {
1234 return (!$row['extendToSubpages'] || $this->checkEnableFields($row)) ? 1 : 0;
1235 }
1236
1237 /**
1238 * 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!)
1239 *
1240 * @return boolean returns TRUE if logins are OK, otherwise false (and then the login user must be unset!)
1241 */
1242 function checkIfLoginAllowedInBranch() {
1243
1244 // Initialize:
1245 $c = count($this->rootLine);
1246 $disable = FALSE;
1247
1248 // Traverse root line from root and outwards:
1249 for ($a=0; $a<$c; $a++) {
1250
1251 // If a value is set for login state:
1252 if ($this->rootLine[$a]['fe_login_mode'] > 0) {
1253
1254 // Determine state from value:
1255 $disable = (int)$this->rootLine[$a]['fe_login_mode'] === 1 ? TRUE : FALSE;
1256 }
1257 }
1258
1259 return !$disable;
1260 }
1261
1262 /**
1263 * 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
1264 *
1265 * @return array Summary of why page access was not allowed.
1266 */
1267 function getPageAccessFailureReasons() {
1268 $output = array();
1269
1270 $combinedRecords = array_merge(
1271 is_array($this->pageAccessFailureHistory['direct_access']) ? $this->pageAccessFailureHistory['direct_access'] : array(array('fe_group'=>0)), // Adding fake first record for direct access if none, otherwise $k==0 below will be indicating a sub-section record to be first direct_access record which is of course false!
1272 is_array($this->pageAccessFailureHistory['sub_section']) ? $this->pageAccessFailureHistory['sub_section'] : array()
1273 );
1274
1275 if (count($combinedRecords)) {
1276 foreach($combinedRecords as $k => $pagerec) {
1277 // 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
1278 // If $k>0 it is parent pages being tested. They are only significant for the access to the first page IF they had the extendToSubpages flag set, hence checked only then!
1279 if (!$k || $pagerec['extendToSubpages']) {
1280 if ($pagerec['hidden']) $output['hidden'][$pagerec['uid']] = TRUE;
1281 if ($pagerec['starttime'] > $GLOBALS['SIM_ACCESS_TIME']) $output['starttime'][$pagerec['uid']] = $pagerec['starttime'];
1282 if ($pagerec['endtime']!=0 && $pagerec['endtime'] <= $GLOBALS['SIM_ACCESS_TIME']) $output['endtime'][$pagerec['uid']] = $pagerec['endtime'];
1283 if (!$this->checkPageGroupAccess($pagerec)) $output['fe_group'][$pagerec['uid']] = $pagerec['fe_group'];
1284 }
1285 }
1286 }
1287
1288 return $output;
1289 }
1290
1291 /**
1292 * This checks if there are ARGV-parameters in the QUERY_STRING and if so, those are used for the id
1293 * $this->id must be 'false' in order for any processing to happen in here
1294 * If an id/alias value is extracted from the QUERY_STRING it is set in $this->id
1295 *
1296 * @return void
1297 * @access private
1298 */
1299 function setIDfromArgV() {
1300 if (!$this->id) {
1301 list($theAlias) = explode('&',t3lib_div::getIndpEnv('QUERY_STRING'));
1302 $theAlias = trim($theAlias);
1303 $this->id = ($theAlias != '' && strpos($theAlias, '=') === false) ? $theAlias : 0;
1304 }
1305 }
1306
1307 /**
1308 * Gets ->page and ->rootline information based on ->id. ->id may change during this operation.
1309 * If not inside domain, then default to first page in domain.
1310 *
1311 * @param integer Page uid of the page where the found domain record is (pid of the domain record)
1312 * @return void
1313 * @access private
1314 */
1315 function getPageAndRootlineWithDomain($domainStartPage) {
1316 $this->getPageAndRootline();
1317
1318 // Checks if the $domain-startpage is in the rootLine. This is necessary so that references to page-id's from other domains are not possible.
1319 if ($domainStartPage && is_array($this->rootLine)) {
1320 reset ($this->rootLine);
1321 $idFound = 0;
1322 while(list($key,$val)=each($this->rootLine)) {
1323 if ($val['uid']==$domainStartPage) {
1324 $idFound=1;
1325 break;
1326 }
1327 }
1328 if (!$idFound) {
1329 $this->pageNotFound=3; // Page is 'not found' in case the id was outside the domain, code 3
1330 $this->id = $domainStartPage;
1331 $this->getPageAndRootline(); //re-get the page and rootline if the id was not found.
1332 }
1333 }
1334 }
1335
1336 /**
1337 * Sets sys_page where-clause
1338 *
1339 * @return void
1340 * @access private
1341 */
1342 function setSysPageWhereClause() {
1343 $this->sys_page->where_hid_del.=' AND pages.doktype<200';
1344 $this->sys_page->where_groupAccess = $this->sys_page->getMultipleGroupsWhereClause('pages.fe_group', 'pages');
1345 }
1346
1347 /**
1348 * Looking up a domain record based on HTTP_HOST
1349 *
1350 * @param boolean If set, it looks "recursively" meaning that a domain like "123.456.typo3.com" would find a domain record like "typo3.com" if "123.456.typo3.com" or "456.typo3.com" did not exist.
1351 * @return integer Returns the page id of the page where the domain record was found.
1352 * @access private
1353 */
1354 function findDomainRecord($recursive=0) {
1355 if ($recursive) {
1356 $host = explode('.',t3lib_div::getIndpEnv('HTTP_HOST'));
1357 while(count($host)) {
1358 $pageUid = $this->sys_page->getDomainStartPage(implode('.',$host),t3lib_div::getIndpEnv('SCRIPT_NAME'),t3lib_div::getIndpEnv('REQUEST_URI'));
1359 if ($pageUid) return $pageUid; else array_shift($host);
1360 }
1361 return $pageUid;
1362 } else {
1363 return $this->sys_page->getDomainStartPage(t3lib_div::getIndpEnv('HTTP_HOST'),t3lib_div::getIndpEnv('SCRIPT_NAME'),t3lib_div::getIndpEnv('REQUEST_URI'));
1364 }
1365 }
1366
1367 /**
1368 * Page unavailable handler for use in frontend plugins from extensions.
1369 *
1370 * @param string Reason text
1371 * @param string HTTP header to send
1372 * @return void Function exits.
1373 */
1374 function pageUnavailableAndExit($reason='', $header='') {
1375 $header = $header ? $header : $this->TYPO3_CONF_VARS['FE']['pageUnavailable_handling_statheader'];
1376 $this->pageUnavailableHandler($this->TYPO3_CONF_VARS['FE']['pageUnavailable_handling'], $header, $reason);
1377 exit;
1378 }
1379
1380 /**
1381 * Page-not-found handler for use in frontend plugins from extensions.
1382 *
1383 * @param string Reason text
1384 * @param string HTTP header to send
1385 * @return void Function exits.
1386 */
1387 function pageNotFoundAndExit($reason='', $header='') {
1388 $header = $header ? $header : $this->TYPO3_CONF_VARS['FE']['pageNotFound_handling_statheader'];
1389 $this->pageNotFoundHandler($this->TYPO3_CONF_VARS['FE']['pageNotFound_handling'], $header, $reason);
1390 exit;
1391 }
1392
1393 /**
1394 * Checks whether the pageUnavailableHandler should be used. To be used, pageUnavailable_handling must be set
1395 * and devIPMask must not match the current visitor's IP address.
1396 *
1397 * @return boolean True/false whether the pageUnavailable_handler should be used.
1398 */
1399 function checkPageUnavailableHandler() {
1400 if($this->TYPO3_CONF_VARS['FE']['pageUnavailable_handling'] &&
1401 !t3lib_div::cmpIP(t3lib_div::getIndpEnv('REMOTE_ADDR'), $this->TYPO3_CONF_VARS['SYS']['devIPmask'])) {
1402 $checkPageUnavailableHandler = TRUE;
1403 } else {
1404 $checkPageUnavailableHandler = FALSE;
1405 }
1406
1407 return $checkPageUnavailableHandler;
1408 }
1409
1410 /**
1411 * Page unavailable handler. Acts a wrapper for the pageErrorHandler method.
1412 *
1413 * @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 $code value is expected to be a "Location:" header value.
1414 * @param string If set, this is passed directly to the PHP function, header()
1415 * @param string If set, error messages will also mention this as the reason for the page-not-found.
1416 * @return void (The function exits!)
1417 */
1418 function pageUnavailableHandler($code, $header, $reason) {
1419 $this->pageErrorHandler($code, $header, $reason);
1420 }
1421
1422 /**
1423 * Page not found handler. Acts a wrapper for the pageErrorHandler method.
1424 *
1425 * @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 $code value is expected to be a "Location:" header value.
1426 * @param string If set, this is passed directly to the PHP function, header()
1427 * @param string If set, error messages will also mention this as the reason for the page-not-found.
1428 * @return void (The function exits!)
1429 */
1430 function pageNotFoundHandler($code, $header='', $reason='') {
1431 $this->pageErrorHandler($code, $header, $reason);
1432 }
1433
1434 /**
1435 * Generic error page handler.
1436 * Exits.
1437 *
1438 * @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 $code value is expected to be a "Location:" header value.
1439 * @param string If set, this is passed directly to the PHP function, header()
1440 * @param string If set, error messages will also mention this as the reason for the page-not-found.
1441 * @return void (The function exits!)
1442 */
1443 function pageErrorHandler($code, $header='', $reason='') {
1444
1445 // Issue header in any case:
1446 if ($header) {
1447 $headerArr = preg_split('/\r|\n/',$header,-1,PREG_SPLIT_NO_EMPTY);
1448 foreach ($headerArr as $header) {
1449 header ($header);
1450 }
1451 }
1452
1453 // Create response:
1454 if (gettype($code)=='boolean' || !strcmp($code,1)) { // Simply boolean; Just shows TYPO3 error page with reason:
1455 $this->printError('The page did not exist or was inaccessible.'.($reason ? ' Reason: '.htmlspecialchars($reason) : ''));
1456 } elseif (t3lib_div::isFirstPartOfStr($code,'USER_FUNCTION:')) {
1457 $funcRef = trim(substr($code,14));
1458 $params = array(
1459 'currentUrl' => t3lib_div::getIndpEnv('REQUEST_URI'),
1460 'reasonText' => $reason,
1461 'pageAccessFailureReasons' => $this->getPageAccessFailureReasons()
1462 );
1463 echo t3lib_div::callUserFunction($funcRef,$params,$this);
1464 } elseif (t3lib_div::isFirstPartOfStr($code,'READFILE:')) {
1465 $readFile = t3lib_div::getFileAbsFileName(trim(substr($code,9)));
1466 if (@is_file($readFile)) {
1467 $fileContent = t3lib_div::getUrl($readFile);
1468 $fileContent = str_replace('###CURRENT_URL###', t3lib_div::getIndpEnv('REQUEST_URI'), $fileContent);
1469 $fileContent = str_replace('###REASON###', htmlspecialchars($reason), $fileContent);
1470 echo $fileContent;
1471 } else {
1472 $this->printError('Configuration Error: 404 page "'.$readFile.'" could not be found.');
1473 }
1474 } elseif (t3lib_div::isFirstPartOfStr($code,'REDIRECT:')) {
1475 header('Location: '.t3lib_div::locationHeaderUrl(substr($code,9)));
1476 exit;
1477 } elseif (strlen($code)) {
1478 // Check if URL is relative
1479 $url_parts = parse_url($code);
1480 if ($url_parts['host'] == '') {
1481 $url_parts['host'] = t3lib_div::getIndpEnv('HTTP_HOST');
1482 $code = t3lib_div::getIndpEnv('TYPO3_REQUEST_HOST') . $code;
1483 $checkBaseTag = false;
1484 } else {
1485 $checkBaseTag = true;
1486 }
1487
1488 // Check recursion
1489 if ($code == t3lib_div::getIndpEnv('TYPO3_REQUEST_URL')) {
1490 if ($reason == '') {
1491 $reason = 'Page cannot be found.';
1492 }
1493 $reason.= chr(10) . chr(10) . 'Additionally, ' . $code . ' was not found while trying to retrieve the error document.';
1494 $this->printError('Reason: '.nl2br(htmlspecialchars($reason)));
1495 exit();
1496 }
1497
1498 // Prepare headers
1499 $headerArr = array(
1500 'User-agent: ' . t3lib_div::getIndpEnv('HTTP_USER_AGENT'),
1501 'Referer: ' . t3lib_div::getIndpEnv('TYPO3_REQUEST_URL')
1502 );
1503 $res = t3lib_div::getURL($code, 1, $headerArr);
1504
1505 // Header and content are separated by an empty line
1506 list($header, $content) = explode("\r\n\r\n", $res, 2);
1507 $content.= "\r\n";
1508
1509 if (false === $res) {
1510 // Last chance -- redirect
1511 header('Location: '.t3lib_div::locationHeaderUrl($code));
1512 } else {
1513
1514 $forwardHeaders = array( // Forward these response headers to the client
1515 'Content-Type:',
1516 );
1517 $headerArr = preg_split('/\r|\n/',$header,-1,PREG_SPLIT_NO_EMPTY);
1518 foreach ($headerArr as $header) {
1519 foreach ($forwardHeaders as $h) {
1520 if (preg_match('/^'.$h.'/', $header)) {
1521 header ($header);
1522 }
1523 }
1524 }
1525 // Put <base> if necesary
1526 if ($checkBaseTag) {
1527
1528 // If content already has <base> tag, we do not need to do anything
1529 if (false === stristr($content, '<base ')) {
1530
1531 // Generate href for base tag
1532 $base = $url_parts['scheme'] . '://';
1533 if ($url_parts['user'] != '') {
1534 $base.= $url_parts['user'];
1535 if ($url_parts['pass'] != '') {
1536 $base.= ':' . $url_parts['pass'];
1537 }
1538 $base.= '@';
1539 }
1540 $base.= $url_parts['host'];
1541
1542 // Add path portion skipping possible file name
1543 $base.= preg_replace('/(.*\/)[^\/]*/', '${1}', $url_parts['path']);
1544
1545 // Put it into content (generate also <head> if necessary)
1546 $replacement = chr(10) . '<base href="' . htmlentities($base) . '" />' . chr(10);
1547 if (stristr($content, '<head>')) {
1548 $content = preg_replace('/(<head>)/i', '\1' . $replacement, $content);
1549 } else {
1550 $content = preg_replace('/(<html[^>]*>)/i', '\1<head>' . $replacement . '</head>', $content);
1551 }
1552 }
1553 }
1554 echo $content; // Output the content
1555 }
1556 } else {
1557 $this->printError($reason ? 'Reason: '.htmlspecialchars($reason) : 'Page cannot be found.');
1558 }
1559 exit();
1560 }
1561
1562 /**
1563 * Fetches the integer page id for a page alias.
1564 * 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 $this->id
1565 *
1566 * @return void
1567 * @access private
1568 */
1569 function checkAndSetAlias() {
1570 if ($this->id && !t3lib_div::testInt($this->id)) {
1571 $aid = $this->sys_page->getPageIdFromAlias($this->id);
1572 if ($aid) {
1573 $this->id = $aid;
1574 } else {
1575 $this->pageNotFound = 4;
1576 }
1577 }
1578 }
1579
1580 /**
1581 * 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 $_GET
1582 * If values for ->cHash, ->no_cache, ->jumpurl and ->MP is found, they are also loaded into the internal vars of this class.
1583 *
1584 * @param string String to analyze
1585 * @return void
1586 * @access private
1587 * @deprecated since TYPO3 4.3, will be removed in TYPO3 4.5, please use the "simulatestatic" sysext directly
1588 */
1589 function idPartsAnalyze($str) {
1590 $GET_VARS = '';
1591 switch(substr($str,0,2)) {
1592 case 'B6':
1593 $addParams = base64_decode(str_replace('_','=',str_replace('-','/',substr($str,2))));
1594 parse_str($addParams,$GET_VARS);
1595 break;
1596 case 'M5':
1597 $res = $GLOBALS['TYPO3_DB']->exec_SELECTquery('params', 'cache_md5params', 'md5hash='.$GLOBALS['TYPO3_DB']->fullQuoteStr(substr($str,2), 'cache_md5params'));
1598 $row = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($res);
1599
1600 $this->updateMD5paramsRecord(substr($str,2));
1601 parse_str($row['params'],$GET_VARS);
1602 break;
1603 }
1604
1605 $this->mergingWithGetVars($GET_VARS);
1606 }
1607
1608 /**
1609 * Merging values into the global $_GET
1610 *
1611 * @param array Array of key/value pairs that will be merged into the current GET-vars. (Non-escaped values)
1612 * @return void
1613 */
1614 function mergingWithGetVars($GET_VARS) {
1615 if (is_array($GET_VARS)) {
1616 $realGet = t3lib_div::_GET(); // Getting $_GET var, unescaped.
1617 if (!is_array($realGet)) $realGet = array();
1618
1619 // Merge new values on top:
1620 $realGet = t3lib_div::array_merge_recursive_overrule($realGet,$GET_VARS);
1621
1622 // Write values back to $_GET:
1623 t3lib_div::_GETset($realGet);
1624
1625 // Setting these specifically (like in the init-function):
1626 if (isset($GET_VARS['type'])) $this->type = intval($GET_VARS['type']);
1627 if (isset($GET_VARS['cHash'])) $this->cHash = $GET_VARS['cHash'];
1628 if (isset($GET_VARS['jumpurl'])) $this->jumpurl = $GET_VARS['jumpurl'];
1629 if (isset($GET_VARS['MP'])) $this->MP = $this->TYPO3_CONF_VARS['FE']['enable_mount_pids'] ? $GET_VARS['MP'] : '';
1630
1631 if (isset($GET_VARS['no_cache']) && $GET_VARS['no_cache']) $this->set_no_cache();
1632 }
1633 }
1634
1635 /**
1636 * Looking for a ADMCMD_prev code, looks it up if found and returns configuration data.
1637 * 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.
1638 * 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.
1639 * 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.
1640 *
1641 * @return array Preview configuration array from sys_preview record.
1642 * @see t3lib_BEfunc::compilePreviewKeyword()
1643 */
1644 function ADMCMD_preview(){
1645 $inputCode = t3lib_div::_GP('ADMCMD_prev');
1646
1647 // If no inputcode and a cookie is set, load input code from cookie:
1648 if (!$inputCode && $_COOKIE['ADMCMD_prev']) {
1649 $inputCode = $_COOKIE['ADMCMD_prev'];
1650 }
1651
1652 // If inputcode now, look up the settings:
1653 if ($inputCode) {
1654
1655 if ($inputCode=='LOGOUT') { // "log out":
1656 SetCookie('ADMCMD_prev', '', 0, t3lib_div::getIndpEnv('TYPO3_SITE_PATH'));
1657 if ($this->TYPO3_CONF_VARS['FE']['workspacePreviewLogoutTemplate']) {
1658 if (@is_file(PATH_site.$this->TYPO3_CONF_VARS['FE']['workspacePreviewLogoutTemplate'])) {
1659 $message = t3lib_div::getUrl(PATH_site.$this->TYPO3_CONF_VARS['FE']['workspacePreviewLogoutTemplate']);
1660 } else {
1661 $message = '<b>ERROR!</b><br>Template File "'.$this->TYPO3_CONF_VARS['FE']['workspacePreviewLogoutTemplate'].'" configured with $TYPO3_CONF_VARS["FE"]["workspacePreviewLogoutTemplate"] not found. Please contact webmaster about this problem.';
1662 }
1663 } else {
1664 $message = 'You logged out from Workspace preview mode. Click this link to <a href="%1$s">go back to the website</a>';
1665 }
1666 die(sprintf($message,
1667 htmlspecialchars(preg_replace('/\&?ADMCMD_prev=[[:alnum:]]+/','',t3lib_div::_GET('returnUrl')))
1668 ));
1669 }
1670
1671 // Look for keyword configuration record:
1672 list($previewData) = $GLOBALS['TYPO3_DB']->exec_SELECTgetRows(
1673 '*',
1674 'sys_preview',
1675 'keyword='.$GLOBALS['TYPO3_DB']->fullQuoteStr($inputCode, 'sys_preview').
1676 ' AND endtime>' . $GLOBALS['EXEC_TIME']
1677 );
1678
1679 // Get: Backend login status, Frontend login status
1680 // - Make sure to remove fe/be cookies (temporarily); BE already done in ADMCMD_preview_postInit()
1681 if (is_array($previewData)) {
1682 if (!count(t3lib_div::_POST())) {
1683 // Unserialize configuration:
1684 $previewConfig = unserialize($previewData['config']);
1685
1686 if ($previewConfig['fullWorkspace']) { // For full workspace preview we only ADD a get variable to set the preview of the workspace - so all other Get vars are accepted. Hope this is not a security problem. Still posting is not allowed and even if a backend user get initialized it shouldn't lead to situations where users can use those credentials.
1687
1688 // Set the workspace preview value:
1689 t3lib_div::_GETset($previewConfig['fullWorkspace'],'ADMCMD_previewWS');
1690
1691 // 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...
1692 if (t3lib_div::_GP('ADMCMD_prev')) {
1693 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.
1694 }
1695 return $previewConfig;
1696 } elseif (t3lib_div::getIndpEnv('TYPO3_SITE_URL').'index.php?ADMCMD_prev='.$inputCode === t3lib_div::getIndpEnv('TYPO3_REQUEST_URL')) {
1697
1698 // Set GET variables:
1699 $GET_VARS = '';
1700 parse_str($previewConfig['getVars'], $GET_VARS);
1701 t3lib_div::_GETset($GET_VARS);
1702
1703 // Return preview keyword configuration:
1704 return $previewConfig;
1705 } else die(htmlspecialchars('Request URL did not match "'.t3lib_div::getIndpEnv('TYPO3_SITE_URL').'index.php?ADMCMD_prev='.$inputCode.'"')); // This check is to prevent people from setting additional GET vars via realurl or other URL path based ways of passing parameters.
1706 } else die('POST requests are incompatible with keyword preview.');
1707 } else die('ADMCMD command could not be executed! (No keyword configuration found)');
1708 }
1709 }
1710
1711 /**
1712 * Configuration after initialization of TSFE object.
1713 * Basically this unsets the BE cookie if any and forces the BE user set according to the preview configuration.
1714 *
1715 * @param array Preview configuration, see ADMCMD_preview()
1716 * @return void
1717 * @see ADMCMD_preview(), index_ts.php
1718 */
1719 function ADMCMD_preview_postInit($previewConfig){
1720 if (is_array($previewConfig)) {
1721
1722 // Clear cookies:
1723 unset($_COOKIE['be_typo_user']);
1724 $this->ADMCMD_preview_BEUSER_uid = $previewConfig['BEUSER_uid'];
1725
1726 } else die('Error in preview configuration.');
1727 }
1728
1729
1730
1731
1732
1733
1734
1735
1736
1737
1738
1739 /********************************************
1740 *
1741 * Template and caching related functions.
1742 *
1743 *******************************************/
1744
1745 /**
1746 * Calculates a hash string based on additional parameters in the url. This is used to cache pages with more parameters than just id and type
1747 *
1748 * @return void
1749 * @see reqCHash()
1750 */
1751 function makeCacheHash() {
1752 // No need to test anything if caching was already disabled.
1753 if ($this->no_cache && !$this->TYPO3_CONF_VARS['FE']['pageNotFoundOnCHashError']) {
1754 return;
1755 }
1756
1757 $GET = t3lib_div::_GET();
1758 if ($this->cHash && is_array($GET)) {
1759 $this->cHash_array = t3lib_div::cHashParams(t3lib_div::implodeArrayForUrl('',$GET));
1760 $cHash_calc = t3lib_div::calculateCHash($this->cHash_array);
1761
1762 if ($cHash_calc!=$this->cHash) {
1763 if ($this->TYPO3_CONF_VARS['FE']['pageNotFoundOnCHashError']) {
1764 $this->pageNotFoundAndExit('Request parameters could not be validated (&cHash comparison failed)');
1765 } else {
1766 $this->set_no_cache();
1767 $GLOBALS['TT']->setTSlogMessage('The incoming cHash "'.$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);
1768 }
1769 }
1770 }
1771 }
1772
1773 /**
1774 * Will disable caching if the cHash value was not set.
1775 * 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)
1776 *
1777 * @return void
1778 * @see makeCacheHash(), tslib_pibase::pi_cHashCheck()
1779 */
1780 function reqCHash() {
1781 if (!$this->cHash) {
1782 if ($this->TYPO3_CONF_VARS['FE']['pageNotFoundOnCHashError']) {
1783 if ($this->tempContent) { $this->clearPageCacheContent(); }
1784 $this->pageNotFoundAndExit('Request parameters could not be validated (&cHash empty)');
1785 } else {
1786 $this->set_no_cache();
1787 $GLOBALS['TT']->setTSlogMessage('TSFE->reqCHash(): No &cHash parameter was sent for GET vars though required so caching is disabled',2);
1788 }
1789 }
1790 }
1791
1792 /**
1793 * Splits the input query-parameters into an array with certain parameters filtered out.
1794 * Used to create the cHash value
1795 *
1796 * @param string Query-parameters: "&xxx=yyy&zzz=uuu"
1797 * @return array Array with key/value pairs of query-parameters WITHOUT a certain list of variable names (like id, type, no_cache etc) and WITH a variable, encryptionKey, specific for this server/installation
1798 * @access private
1799 * @see makeCacheHash(), tslib_cObj::typoLink()
1800 * @obsolete
1801 */
1802 function cHashParams($addQueryParams) {
1803 return t3lib_div::cHashParams($addQueryParams);
1804 }
1805
1806 /**
1807 * Initialize the TypoScript template parser
1808 *
1809 * @return void
1810 */
1811 function initTemplate() {
1812 $this->tmpl = t3lib_div::makeInstance('t3lib_TStemplate');
1813 $this->tmpl->init();
1814 $this->tmpl->tt_track= $this->beUserLogin ? 1 : 0;
1815 }
1816
1817 /**
1818 * See if page is in cache and get it if so
1819 * Stores the page content in $this->content if something is found.
1820 *
1821 * @return void
1822 */
1823 function getFromCache() {
1824 if (!$this->no_cache) {
1825 $cc = $this->tmpl->getCurrentPageData();
1826
1827 if (!is_array($cc)) {
1828 $key = $this->id.'::'.$this->MP;
1829 $isLocked = $this->acquirePageGenerationLock($this->pagesection_lockObj, $key); // Returns true if the lock is active now
1830
1831 if (!$isLocked) {
1832 // Lock is no longer active, the data in "cache_pagesection" is now ready
1833 $cc = $this->tmpl->getCurrentPageData();
1834 if (is_array($cc)) {
1835 $this->releasePageGenerationLock($this->pagesection_lockObj); // Release the lock
1836 }
1837 }
1838 }
1839
1840 if (is_array($cc)) {
1841 // 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.
1842 // If this hash is not the same in here in this section and after page-generation, then the page will not be properly cached!
1843 $cc = $this->tmpl->matching($cc); // This array is an identification of the template. If $this->all is empty it's because the template-data is not cached, which it must be.
1844 ksort($cc);
1845
1846 $this->all = $cc;
1847 }
1848 unset($cc);
1849 }
1850
1851 $this->content = ''; // clearing the content-variable, which will hold the pagecontent
1852 unset($this->config); // Unsetting the lowlevel config
1853 $this->cacheContentFlag = 0;
1854
1855 // Look for page in cache only if caching is not disabled and if a shift-reload is not sent to the server.
1856 if (!$this->no_cache && !$this->headerNoCache()) {
1857 $lockHash = $this->getLockHash();
1858
1859 if ($this->all) {
1860 $this->newHash = $this->getHash();
1861
1862 $GLOBALS['TT']->push('Cache Row','');
1863 $row = $this->getFromCache_queryRow();
1864
1865 if (!is_array($row)) {
1866 $isLocked = $this->acquirePageGenerationLock($this->pages_lockObj, $lockHash);
1867
1868 if (!$isLocked) {
1869 // Lock is no longer active, the data in "cache_pages" is now ready
1870 $row = $this->getFromCache_queryRow();
1871 if (is_array($row)) {
1872 $this->releasePageGenerationLock($this->pages_lockObj); // Release the lock
1873 }
1874 }
1875 }
1876
1877 if (is_array($row)) {
1878 // Release this lock
1879 $this->releasePageGenerationLock($this->pages_lockObj);
1880
1881 $this->config = (array)unserialize($row['cache_data']); // Fetches the lowlevel config stored with the cached data
1882 $this->content = $row['HTML']; // Getting the content
1883 $this->tempContent = $row['temp_content']; // Flag for temp content
1884 $this->cacheContentFlag = 1; // Setting flag, so we know, that some cached content has been loaded
1885 $this->cacheExpires = $row['expires'];
1886
1887 if ($this->TYPO3_CONF_VARS['FE']['debug'] || (isset($this->config['config']['debug']) && $this->config['config']['debug'])) {
1888 $dateFormat = $GLOBALS['TYPO3_CONF_VARS']['SYS']['ddmmyy'];
1889 $timeFormat = $GLOBALS['TYPO3_CONF_VARS']['SYS']['hhmm'];
1890
1891 $this->content.= chr(10).'<!-- Cached page generated '.date($dateFormat.' '.$timeFormat, $row['tstamp']).'. Expires '.Date($dateFormat.' '.$timeFormat, $row['expires']).' -->';
1892 }
1893 }
1894 $GLOBALS['TT']->pull();
1895
1896 } else {
1897 $this->acquirePageGenerationLock($this->pages_lockObj, $lockHash);
1898 }
1899 }
1900 }
1901
1902 /**
1903 * Returning the cached version of page with hash = newHash
1904 *
1905 * @return array Cached row, if any. Otherwise void.
1906 */
1907 function getFromCache_queryRow() {
1908 $GLOBALS['TT']->push('Cache Query', '');
1909 $cachedPage = $this->pageCache->get($this->newHash);
1910 $GLOBALS['TT']->pull();
1911
1912 return $cachedPage;
1913 }
1914
1915 /**
1916 * Detecting if shift-reload has been clicked
1917 * Will not be called if re-generation of page happens by other reasons (for instance that the page is not in cache yet!)
1918 * Also, a backend user MUST be logged in for the shift-reload to be detected due to DoS-attack-security reasons.
1919 *
1920 * @return boolean If shift-reload in client browser has been clicked, disable getting cached page (and regenerate it).
1921 */
1922 function headerNoCache() {
1923 $disableAcquireCacheData = FALSE;
1924
1925 if ($this->beUserLogin) {
1926 if (strtolower($_SERVER['HTTP_CACHE_CONTROL'])==='no-cache' || strtolower($_SERVER['HTTP_PRAGMA'])==='no-cache') {
1927 $disableAcquireCacheData = TRUE;
1928 }
1929 }
1930
1931 // Call hook for possible by-pass of requiring of page cache (for recaching purpose)
1932 if (is_array($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['headerNoCache'])) {
1933 $_params = array('pObj' => &$this, 'disableAcquireCacheData' => &$disableAcquireCacheData);
1934 foreach($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['headerNoCache'] as $_funcRef) {
1935 t3lib_div::callUserFunction($_funcRef,$_params,$this);
1936 }
1937 }
1938
1939 return $disableAcquireCacheData;
1940 }
1941
1942 /**
1943 * Calculates the cache-hash
1944 * This hash is unique to the template, the variables ->id, ->type, ->gr_list (list of groups), ->MP (Mount Points) and cHash array
1945 * Used to get and later store the cached data.
1946 *
1947 * @return string MD5 hash of $this->hash_base which is a serialized version of there variables.
1948 * @access private
1949 * @see getFromCache(), getLockHash()
1950 */
1951 function getHash() {
1952 $this->hash_base = serialize(
1953 array(
1954 'all' => $this->all,
1955 'id' => intval($this->id),
1956 'type' => intval($this->type),
1957 'gr_list' => (string)$this->gr_list,
1958 'MP' => (string)$this->MP,
1959 'cHash' => $this->cHash_array
1960 )
1961 );
1962
1963 return md5($this->hash_base);
1964 }
1965
1966 /**
1967 * Calculates the lock-hash
1968 * This hash is unique to the above hash, except that it doesn't contain the template information in $this->all.
1969 *
1970 * @return string MD5 hash
1971 * @access private
1972 * @see getFromCache(), getHash()
1973 */
1974 function getLockHash() {
1975 $lockHash = serialize(
1976 array(
1977 'id' => intval($this->id),
1978 'type' => intval($this->type),
1979 'gr_list' => (string)$this->gr_list,
1980 'MP' => (string)$this->MP,
1981 'cHash' => $this->cHash_array
1982 )
1983 );
1984
1985 return md5($lockHash);
1986 }
1987
1988 /**
1989 * Checks if config-array exists already but if not, gets it
1990 *
1991 * @return void
1992 */
1993 function getConfigArray() {
1994 $setStatPageName = false;
1995
1996 if (!is_array($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
1997 $GLOBALS['TT']->push('Parse template','');
1998
1999 // Force parsing, if set?:
2000 $this->tmpl->forceTemplateParsing = $this->forceTemplateParsing;
2001
2002 // Start parsing the TS template. Might return cached version.
2003 $this->tmpl->start($this->rootLine);
2004 $GLOBALS['TT']->pull();
2005
2006 if ($this->tmpl->loaded) {
2007 $GLOBALS['TT']->push('Setting the config-array','');
2008 // t3lib_div::print_array($this->tmpl->setup);
2009 $this->sPre = $this->tmpl->setup['types.'][$this->type]; // toplevel - objArrayName
2010 $this->pSetup = $this->tmpl->setup[$this->sPre.'.'];
2011
2012 if (!is_array($this->pSetup)) {
2013 if ($this->checkPageUnavailableHandler()) {
2014 $this->pageUnavailableAndExit('The page is not configured! [type= '.$this->type.']['.$this->sPre.']');
2015 } else {
2016 $message = 'The page is not configured! [type= '.$this->type.']['.$this->sPre.']';
2017 header('HTTP/1.0 503 Service Temporarily Unavailable');
2018 t3lib_div::sysLog($message, 'cms', t3lib_div::SYSLOG_SEVERITY_ERROR);
2019 $this->printError($message);
2020 exit;
2021 }
2022 } else {
2023 $this->config['config'] = array();
2024
2025 // Filling the config-array, first with the main "config." part
2026 if (is_array($this->tmpl->setup['config.'])) {
2027 $this->config['config'] = $this->tmpl->setup['config.'];
2028 }
2029 // override it with the page/type-specific "config."
2030 if (is_array($this->pSetup['config.'])) {
2031 $this->config['config'] = t3lib_div::array_merge_recursive_overrule($this->config['config'], $this->pSetup['config.']);
2032 }
2033
2034 if ($this->config['config']['typolinkEnableLinksAcrossDomains']) {
2035 $this->config['config']['typolinkCheckRootline'] = true;
2036 }
2037
2038 // Set default values for removeDefaultJS, inlineStyle2TempFile and minifyJS so CSS and JS are externalized/minified if compatversion is higher than 4.0
2039 if (t3lib_div::compat_version('4.0')) {
2040 if (!isset($this->config['config']['removeDefaultJS'])) {
2041 $this->config['config']['removeDefaultJS'] = 'external';
2042 }
2043 if (!isset($this->config['config']['inlineStyle2TempFile'])) {
2044 $this->config['config']['inlineStyle2TempFile'] = 1;
2045 }
2046 if (!isset($this->config['config']['minifyJS'])) {
2047 $this->config['config']['minifyJS'] = 1;
2048 }
2049 }
2050
2051 // Processing for the config_array:
2052 $this->config['rootLine'] = $this->tmpl->rootLine;
2053 $this->config['mainScript'] = trim($this->config['config']['mainScript']) ? trim($this->config['config']['mainScript']) : 'index.php';
2054
2055 // Initialize statistics handling: Check filename and permissions
2056 $setStatPageName = $this->statistics_init();
2057
2058 $this->config['FEData'] = $this->tmpl->setup['FEData'];
2059 $this->config['FEData.'] = $this->tmpl->setup['FEData.'];
2060
2061 // class for render Header and Footer parts
2062 $template = '';
2063 if ($this->pSetup['pageHeaderFooterTemplateFile']) {
2064 $file = $this->tmpl->getFileName($this->pSetup['pageHeaderFooterTemplateFile']);
2065 if ($file) {
2066 $this->setTemplateFile($file);
2067 }
2068 }
2069
2070 }
2071 $GLOBALS['TT']->pull();
2072 } else {
2073 if ($this->checkPageUnavailableHandler()) {
2074 $this->pageUnavailableAndExit('No TypoScript template found!');
2075 } else {
2076 $message = 'No TypoScript template found!';
2077 header('HTTP/1.0 503 Service Temporarily Unavailable');
2078 t3lib_div::sysLog($message, 'cms', t3lib_div::SYSLOG_SEVERITY_ERROR);
2079 $this->printError($message);
2080 exit;
2081 }
2082 }
2083 }
2084
2085 // Initialize charset settings etc.
2086 $this->initLLvars();
2087
2088 // We want nice names, so we need to handle the charset
2089 if ($setStatPageName) {
2090 $this->statistics_init_pagename();
2091 }
2092
2093 // No cache
2094 if ($this->config['config']['no_cache']) { $this->set_no_cache(); } // Set $this->no_cache true if the config.no_cache value is set!
2095
2096 // merge GET with defaultGetVars
2097 if (!empty($this->config['config']['defaultGetVars.'])) {
2098 $modifiedGetVars = t3lib_div::array_merge_recursive_overrule(
2099 t3lib_div::removeDotsFromTS($this->config['config']['defaultGetVars.']),
2100 t3lib_div::_GET()
2101 );
2102
2103 t3lib_div::_GETset($modifiedGetVars);
2104 }
2105
2106 // Hook for postProcessing the configuration array
2107 if (is_array($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['configArrayPostProc'])) {
2108 $params = array('config' => &$this->config['config']);
2109 foreach ($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['configArrayPostProc'] as $funcRef) {
2110 t3lib_div::callUserFunction($funcRef, $params, $this);
2111 }
2112 }
2113 }
2114
2115
2116
2117
2118
2119
2120
2121
2122
2123
2124
2125
2126
2127
2128 /********************************************
2129 *
2130 * Further initialization and data processing
2131 * (jumpurl/submission of forms)
2132 *
2133 *******************************************/
2134
2135 /**
2136 * Get the compressed $TCA array for use in the front-end
2137 * 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.
2138 * Operates on the global variable, $TCA
2139 *
2140 * @return void
2141 * @see includeTCA()
2142 */
2143 function getCompressedTCarray() {
2144 global $TCA;
2145
2146 $GLOBALS['TT']->push('Get Compressed TC array');
2147 if (!$this->TCAloaded) {
2148 // Create hash string for storage / retrieval of cached content:
2149 $tempHash = md5('tables.php:'.
2150 filemtime(TYPO3_extTableDef_script ? PATH_typo3conf.TYPO3_extTableDef_script : PATH_t3lib.'stddb/tables.php').
2151 (TYPO3_extTableDef_script?filemtime(PATH_typo3conf.TYPO3_extTableDef_script):'').
2152 ($GLOBALS['TYPO3_LOADED_EXT']['_CACHEFILE'] ? filemtime(PATH_typo3conf.$GLOBALS['TYPO3_LOADED_EXT']['_CACHEFILE'].'_ext_tables.php') : '')
2153 );
2154
2155 if ($this->TYPO3_CONF_VARS['EXT']['extCache'] != 0) {
2156 // Try to fetch if cache is enabled
2157 list($TCA, $this->TCAcachedExtras) = unserialize($this->sys_page->getHash($tempHash));
2158 }
2159
2160 // If no result, create it:
2161 if (!is_array($TCA)) {
2162 $this->includeTCA(0);
2163 $newTc = Array();
2164 $this->TCAcachedExtras = array(); // Collects other information
2165
2166 foreach($TCA as $key => $val) {
2167 $newTc[$key]['ctrl'] = $val['ctrl'];
2168 $newTc[$key]['feInterface'] = $val['feInterface'];
2169
2170 // Collect information about localization exclusion of fields:
2171 t3lib_div::loadTCA($key);
2172 if (is_array($TCA[$key]['columns'])) {
2173 $this->TCAcachedExtras[$key]['l10n_mode'] = array();
2174 foreach($TCA[$key]['columns'] as $fN => $fV) {
2175 if ($fV['l10n_mode']) {
2176 $this->TCAcachedExtras[$key]['l10n_mode'][$fN] = $fV['l10n_mode'];
2177 }
2178 }
2179 }
2180 }
2181
2182 $TCA = $newTc;
2183 // Store it in cache if cache is enabled
2184 if ($this->TYPO3_CONF_VARS['EXT']['extCache'] != 0) {
2185 $this->sys_page->storeHash($tempHash, serialize(array($newTc,$this->TCAcachedExtras)), 'SHORT_TC');
2186 }
2187 }
2188 }
2189 $GLOBALS['TT']->pull();
2190 }
2191
2192 /**
2193 * Includes TCA definitions from loaded extensions (ext_table.php files).
2194 * Normally in the frontend only a part of the global $TCA array is loaded,
2195 * namely the "ctrl" part. Thus it doesn't take up too much memory. To load
2196 * full TCA for the table, use t3lib_div::loadTCA($tableName) after calling
2197 * this function.
2198 *
2199 * @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 $this->TCAloaded after inclusion and therefore if its false, another inclusion will be possible on the next call. See ->getCompressedTCarray())
2200 * @return void
2201 * @see getCompressedTCarray()
2202 */
2203 function includeTCA($TCAloaded=1) {
2204 global $TCA, $PAGES_TYPES, $LANG_GENERAL_LABELS, $TBE_MODULES;
2205 if (!$this->TCAloaded) {
2206 $TCA = Array();
2207 include (TYPO3_tables_script ? PATH_typo3conf.TYPO3_tables_script : PATH_t3lib.'stddb/tables.php');
2208 // Extension additions
2209 if ($GLOBALS['TYPO3_LOADED_EXT']['_CACHEFILE']) {
2210 include(PATH_typo3conf.$GLOBALS['TYPO3_LOADED_EXT']['_CACHEFILE'].'_ext_tables.php');
2211 } else {
2212 include(PATH_t3lib.'stddb/load_ext_tables.php');
2213 }
2214 // ext-script
2215 if (TYPO3_extTableDef_script) {
2216 include (PATH_typo3conf.TYPO3_extTableDef_script);
2217 }
2218
2219 $this->TCAloaded = $TCAloaded;
2220 }
2221 }
2222
2223 /**
2224 * Setting the language key that will be used by the current page.
2225 * 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.
2226 *
2227 * @return void
2228 * @access private
2229 */
2230 function settingLanguage() {
2231
2232 // Get values from TypoScript:
2233 $this->sys_language_uid = $this->sys_language_content = intval($this->config['config']['sys_language_uid']);
2234 list($this->sys_language_mode,$sys_language_content) = t3lib_div::trimExplode(';', $this->config['config']['sys_language_mode']);
2235 $this->sys_language_contentOL = $this->config['config']['sys_language_overlay'];
2236
2237 // If sys_language_uid is set to another language than default:
2238 if ($this->sys_language_uid>0) {
2239
2240 // check whether a shortcut is overwritten by a translated page
2241 // we can only do this now, as this is the place where we get
2242 // to know about translations
2243 $this->checkTranslatedShortcut();
2244
2245 // Request the overlay record for the sys_language_uid:
2246 $olRec = $this->sys_page->getPageOverlay($this->id, $this->sys_language_uid);
2247 if (!count($olRec)) {
2248
2249 // If no OL record exists and a foreign language is asked for...
2250 if ($this->sys_language_uid) {
2251
2252 // If requested translation is not available:
2253 if (t3lib_div::hideIfNotTranslated($this->page['l18n_cfg'])) {
2254 $this->pageNotFoundAndExit('Page is not available in the requested language.');
2255 } else {
2256 switch((string)$this->sys_language_mode) {
2257 case 'strict':
2258 $this->pageNotFoundAndExit('Page is not available in the requested language (strict).');
2259 break;
2260 case 'content_fallback':
2261 $fallBackOrder = t3lib_div::intExplode(',', $sys_language_content);
2262 foreach($fallBackOrder as $orderValue) {
2263 if (!strcmp($orderValue,'0') || count($this->sys_page->getPageOverlay($this->id, $orderValue))) {
2264 $this->sys_language_content = $orderValue; // Setting content uid (but leaving the sys_language_uid)
2265 break;
2266 }
2267 }
2268 break;
2269 case 'ignore':
2270 $this->sys_language_content = $this->sys_language_uid;
2271 break;
2272 default:
2273 // Default is that everything defaults to the default language...
2274 $this->sys_language_uid = $this->sys_language_content = 0;
2275 break;
2276 }
2277 }
2278 }
2279 } else {
2280 // Setting sys_language if an overlay record was found (which it is only if a language is used)
2281 $this->page = $this->sys_page->getPageOverlay($this->page, $this->sys_language_uid);
2282 }
2283 }
2284
2285 // Setting sys_language_uid inside sys-page:
2286 $this->sys_page->sys_language_uid = $this->sys_language_uid;
2287
2288 // If default translation is not available:
2289 if ((!$this->sys_language_uid || !$this->sys_language_content) && $this->page['l18n_cfg']&1) {
2290 $message = 'Page is not available in default language.';
2291 t3lib_div::sysLog($message, 'cms', t3lib_div::SYSLOG_SEVERITY_ERROR);
2292 $this->pageNotFoundAndExit($message);
2293 }
2294
2295 // Updating content of the two rootLines IF the language key is set!
2296 if ($this->sys_language_uid && is_array($this->tmpl->rootLine)) {
2297 reset($this->tmpl->rootLine);
2298 while(list($rLk)=each($this->tmpl->rootLine)) {
2299 $this->tmpl->rootLine[$rLk] = $this->sys_page->getPageOverlay($this->tmpl->rootLine[$rLk]);
2300 }
2301 }
2302 if ($this->sys_language_uid && is_array($this->rootLine)) {
2303 reset($this->rootLine);
2304 while(list($rLk)=each($this->rootLine)) {
2305 $this->rootLine[$rLk] = $this->sys_page->getPageOverlay($this->rootLine[$rLk]);
2306 }
2307 }
2308
2309 // Finding the ISO code:
2310 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"
2311 $sys_language_row = $this->sys_page->getRawRecord('sys_language',$this->sys_language_content,'static_lang_isocode');
2312 if (is_array($sys_language_row) && $sys_language_row['static_lang_isocode']) {
2313 $stLrow = $this->sys_page->getRawRecord('static_languages',$sys_language_row['static_lang_isocode'],'lg_iso_2');
2314 $this->sys_language_isocode = $stLrow['lg_iso_2'];
2315 }
2316 }
2317
2318 // Setting softMergeIfNotBlank:
2319 $table_fields = t3lib_div::trimExplode(',', $this->config['config']['sys_language_softMergeIfNotBlank'],1);
2320 foreach($table_fields as $TF) {
2321 list($tN,$fN) = explode(':',$TF);
2322 $this->TCAcachedExtras[$tN]['l10n_mode'][$fN] = 'mergeIfNotBlank';
2323 }
2324
2325 // Setting softExclude:
2326 $table_fields = t3lib_div::trimExplode(',', $this->config['config']['sys_language_softExclude'],1);
2327 foreach($table_fields as $TF) {
2328 list($tN,$fN) = explode(':',$TF);
2329 $this->TCAcachedExtras[$tN]['l10n_mode'][$fN] = 'exclude';
2330 }
2331 }
2332
2333 /**
2334 * Setting locale for frontend rendering
2335 *
2336 * @return void
2337 */
2338 function settingLocale() {
2339
2340 // Setting locale
2341 if ($this->config['config']['locale_all']) {
2342 # Change by Rene Fritz, 22/10 2002
2343 # 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
2344 # this does not work in php 4.2.3
2345 #setlocale('LC_ALL',$this->config['config']['locale_all']);
2346 #setlocale('LC_NUMERIC','en_US');
2347
2348 # so we set all except LC_NUMERIC
2349 $locale = setlocale(LC_COLLATE, $this->config['config']['locale_all']);
2350 if ($locale) {
2351 setlocale(LC_CTYPE, $this->config['config']['locale_all']);
2352 setlocale(LC_MONETARY, $this->config['config']['locale_all']);
2353 setlocale(LC_TIME, $this->config['config']['locale_all']);
2354
2355 $this->localeCharset = $this->csConvObj->get_locale_charset($this->config['config']['locale_all']);
2356 } else {
2357 $GLOBALS['TT']->setTSlogMessage('Locale "'.htmlspecialchars($this->config['config']['locale_all']).'" not found.', 3);
2358 }
2359 }
2360 }
2361
2362 /**
2363 * checks whether a translated shortcut page has a different shortcut
2364 * target than the original language page.
2365 * If that is the case, things get corrected to follow that alternative
2366 * shortcut
2367 *
2368 * @return void
2369 * @author Ingo Renner <ingo@typo3.org>
2370 */
2371 protected function checkTranslatedShortcut() {
2372
2373 if (!is_null($this->originalShortcutPage)) {
2374 $originalShortcutPageOverlay = $this->sys_page->getPageOverlay($this->originalShortcutPage['uid'], $this->sys_language_uid);
2375
2376 if (!empty($originalShortcutPageOverlay['shortcut']) && $originalShortcutPageOverlay['shortcut'] != $this->id) {
2377 // the translation of the original shortcut page has a different shortcut target!
2378 // set the correct page and id
2379
2380 $shortcut = $this->getPageShortcut(
2381 $originalShortcutPageOverlay['shortcut'],
2382 $originalShortcutPageOverlay['shortcut_mode'],
2383 $originalShortcutPageOverlay['uid']
2384 );
2385
2386 $this->id = $this->contentPid = $shortcut['uid'];
2387 $this->page = $this->sys_page->getPage($this->id);
2388
2389 // fix various effects on things like menus f.e.
2390 $this->fetch_the_id();
2391 $this->tmpl->rootLine = array_reverse($this->rootLine);
2392 }
2393 }
2394 }
2395
2396 /**
2397 * Checks if any email-submissions or submission via the fe_tce
2398 *
2399 * @return string "email" if a formmail has been sent, "fe_tce" if front-end data submission (like forums, guestbooks) is sent. "" if none.
2400 */
2401 function checkDataSubmission() {
2402 $ret = '';
2403 $formtype_db = isset($_POST['formtype_db']) || isset($_POST['formtype_db_x']);
2404 $formtype_mail = isset($_POST['formtype_mail']) || isset($_POST['formtype_mail_x']);
2405 if ($formtype_db || $formtype_mail) {
2406 $refInfo = parse_url(t3lib_div::getIndpEnv('HTTP_REFERER'));
2407 if (t3lib_div::getIndpEnv('TYPO3_HOST_ONLY')==$refInfo['host'] || $this->TYPO3_CONF_VARS['SYS']['doNotCheckReferer']) {
2408 if ($this->locDataCheck($_POST['locationData'])) {
2409 if ($formtype_mail) {
2410 $ret = 'email';
2411 } elseif ($formtype_db && is_array($_POST['data'])) {
2412 $ret = 'fe_tce';
2413 }
2414 $GLOBALS['TT']->setTSlogMessage('"Check Data Submission": Return value: '.$ret,0);
2415 return $ret;
2416 }
2417 } else $GLOBALS['TT']->setTSlogMessage('"Check Data Submission": HTTP_HOST and REFERER HOST did not match when processing submitted formdata!',3);
2418 }
2419
2420 // Hook for processing data submission to extensions:
2421 if (is_array($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['checkDataSubmission'])) {
2422 foreach($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['checkDataSubmission'] as $_classRef) {
2423 $_procObj = t3lib_div::getUserObj($_classRef);
2424 $_procObj->checkDataSubmission($this);
2425 }
2426 }
2427 return $ret;
2428 }
2429
2430 /**
2431 * Processes submitted user data (obsolete "Frontend TCE")
2432 *
2433 * @return void
2434 * @see tslib_feTCE
2435 * @link http://typo3.org/doc.0.html?&tx_extrepmgm_pi1[extUid]=270&tx_extrepmgm_pi1[tocEl]=342&cHash=fdf55adb3b
2436 */
2437 function fe_tce() {
2438 $fe_tce = t3lib_div::makeInstance('tslib_feTCE');
2439 $fe_tce->start(t3lib_div::_POST('data'),$this->config['FEData.']);
2440 $fe_tce->includeScripts();
2441 }
2442
2443 /**
2444 * Checks if a formmail submission can be sent as email
2445 *
2446 * @param string The input from $_POST['locationData']
2447 * @return void
2448 * @access private
2449 * @see checkDataSubmission()
2450 */
2451 function locDataCheck($locationData) {
2452 $locData = explode(':',$locationData);
2453 if (!$locData[1] || $this->sys_page->checkRecord($locData[1],$locData[2],1)) {
2454 if (count($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.
2455 return 1;
2456 } else $GLOBALS['TT']->setTSlogMessage('LocationData Error: The page pointed to by location data ('.$locationData.') was not accessible.',2);
2457 } else $GLOBALS['TT']->setTSlogMessage('LocationData Error: Location data ('.$locationData.') record pointed to was not accessible.',2);
2458 }
2459
2460 /**
2461 * Sends the emails from the formmail content object.
2462 *
2463 * @return void
2464 * @access private
2465 * @see checkDataSubmission()
2466 */
2467 function sendFormmail() {
2468 $formmail = t3lib_div::makeInstance('t3lib_formmail');
2469
2470 $EMAIL_VARS = t3lib_div::_POST();
2471 $locationData = $EMAIL_VARS['locationData'];
2472 unset($EMAIL_VARS['locationData']);
2473 unset($EMAIL_VARS['formtype_mail'], $EMAIL_VARS['formtype_mail_x'], $EMAIL_VARS['formtype_mail_y']);
2474
2475 $integrityCheck = $this->TYPO3_CONF_VARS['FE']['strictFormmail'];
2476
2477 if (!$this->TYPO3_CONF_VARS['FE']['secureFormmail']) {
2478 // Check recipient field:
2479 $encodedFields = explode(',','recipient,recipient_copy'); // These two fields are the ones which contain recipient addresses that can be misused to send mail from foreign servers.
2480 foreach ($encodedFields as $fieldKey) {
2481 if (strlen($EMAIL_VARS[$fieldKey])) {
2482 if ($res = $this->codeString($EMAIL_VARS[$fieldKey], TRUE)) { // Decode...
2483 $EMAIL_VARS[$fieldKey] = $res; // Set value if OK
2484 } elseif ($integrityCheck) { // Otherwise abort:
2485 $GLOBALS['TT']->setTSlogMessage('"Formmail" discovered a field ('.$fieldKey.') which could not be decoded to a valid string. Sending formmail aborted due to security reasons!',3);
2486 return false;
2487 } else {
2488 $GLOBALS['TT']->setTSlogMessage('"Formmail" discovered a field ('.$fieldKey.') which could not be decoded to a valid string. The security level accepts this, but you should consider a correct coding though!',2);
2489 }
2490 }
2491 }
2492 } else {
2493 $locData = explode(':',$locationData);
2494 $record = $this->sys_page->checkRecord($locData[1],$locData[2],1);
2495 $EMAIL_VARS['recipient'] = $record['subheader'];
2496 $EMAIL_VARS['recipient_copy'] = $this->extractRecipientCopy($record['bodytext']);
2497 }
2498
2499 // Hook for preprocessing of the content for formmails:
2500 if (is_array($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['sendFormmail-PreProcClass'])) {
2501 foreach($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['sendFormmail-PreProcClass'] as $_classRef) {
2502 $_procObj = t3lib_div::getUserObj($_classRef);
2503 $EMAIL_VARS = $_procObj->sendFormmail_preProcessVariables($EMAIL_VARS,$this);
2504 }
2505 }
2506
2507 $formmail->start($EMAIL_VARS);
2508 $formmail->sendtheMail();
2509 $GLOBALS['TT']->setTSlogMessage('"Formmail" invoked, sending mail to '.$EMAIL_VARS['recipient'],0);
2510 }
2511
2512 /**
2513 * Extracts the value of recipient copy field from a formmail CE bodytext
2514 *
2515 * @param string $bodytext The content of the related bodytext field
2516 * @return string The value of the recipient_copy field, or an empty string
2517 */
2518 function extractRecipientCopy($bodytext) {
2519 $recipient_copy = '';
2520 $fdef = array();
2521 //|recipient_copy=hidden|karsten@localhost.localdomain
2522 preg_match('/^[\s]*\|[\s]*recipient_copy[\s]*=[\s]*hidden[\s]*\|(.*)$/m', $bodytext, $fdef);
2523 $recipient_copy = (!empty($fdef[1])) ? $fdef[1] : '';
2524 return $recipient_copy;
2525 }
2526
2527 /**
2528 * Sets the jumpurl for page type "External URL"
2529 *
2530 * @return void
2531 */
2532 function setExternalJumpUrl() {
2533 if ($extUrl = $this->sys_page->getExtURL($this->page, $this->config['config']['disablePageExternalUrl'])) {
2534 $this->jumpurl = $extUrl;
2535 }
2536 }
2537
2538 /**
2539 * Check the jumpUrl referer if required
2540 *
2541 * @return void
2542 */
2543 function checkJumpUrlReferer() {
2544 if (strlen($this->jumpurl) && !$this->TYPO3_CONF_VARS['SYS']['doNotCheckReferer']) {
2545 $referer = parse_url(t3lib_div::getIndpEnv('HTTP_REFERER'));
2546 if (isset($referer['host']) && !($referer['host'] == t3lib_div::getIndpEnv('TYPO3_HOST_ONLY'))) {
2547 unset($this->jumpurl);
2548 }
2549 }
2550 }
2551
2552 /**
2553 * Sends a header "Location" to jumpUrl, if jumpurl is set.
2554 * Will exit if a location header is sent (for instance if jumpUrl was triggered)
2555 *
2556 * "jumpUrl" is a concept where external links are redirected from the index_ts.php script, which first logs the URL.
2557 * This feature is only interesting if config.sys_stat is used.
2558 *
2559 * @return void
2560 */
2561 function jumpUrl() {
2562 if ($this->jumpurl) {
2563 if (t3lib_div::_GP('juSecure')) {
2564 $hArr = array(
2565 $this->jumpurl,
2566 t3lib_div::_GP('locationData'),
2567 $this->TYPO3_CONF_VARS['SYS']['encryptionKey']
2568 );
2569 $calcJuHash=t3lib_div::shortMD5(serialize($hArr));
2570 $locationData = t3lib_div::_GP('locationData');
2571 $juHash = t3lib_div::_GP('juHash');
2572 if ($juHash == $calcJuHash) {
2573 if ($this->locDataCheck($locationData)) {
2574 $this->jumpurl = rawurldecode($this->jumpurl); // 211002 - goes with cObj->filelink() rawurlencode() of filenames so spaces can be allowed.
2575 // 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)
2576 if (t3lib_div::verifyFilenameAgainstDenyPattern($this->jumpurl) && basename(dirname($this->jumpurl)) !== 'typo3conf') {
2577 if (@is_file($this->jumpurl)) {
2578 $mimeType = t3lib_div::_GP('mimeType');
2579 $mimeType = $mimeType ? $mimeType : 'application/octet-stream';
2580 header('Cache-Control: must-revalidate, post-check=0, pre-check=0');
2581 header('Content-Type: '.$mimeType);
2582 header('Content-Disposition: attachment; filename='.basename($this->jumpurl));
2583 readfile($this->jumpurl);
2584 exit;
2585 } else die('jumpurl Secure: "'.$this->jumpurl.'" was not a valid file!');
2586 } else die('jumpurl Secure: The requested file type was not allowed to be accessed through jumpUrl (fileDenyPattern)!');
2587 } else die('jumpurl Secure: locationData, '.$locationData.', was not accessible.');
2588 } else die('jumpurl Secure: Calculated juHash did not match the submitted juHash.');
2589 } else {
2590 $TSConf = $this->getPagesTSconfig();
2591 if ($TSConf['TSFE.']['jumpUrl_transferSession']) {
2592 $uParts = parse_url($this->jumpurl);
2593 $params = '&FE_SESSION_KEY='.rawurlencode($this->fe_user->id.'-'.md5($this->fe_user->id.'/'.$this->TYPO3_CONF_VARS['SYS']['encryptionKey']));
2594 $this->jumpurl.= ($uParts['query']?'':'?').$params; // Add the session parameter ...
2595 }
2596 if ($TSConf['TSFE.']['jumpURL_HTTPStatusCode']) {
2597 switch (intval($TSConf['TSFE.']['jumpURL_HTTPStatusCode'])){
2598 case 301:
2599 header(t3lib_div::HTTP_STATUS_301);
2600 break;
2601 case 302:
2602 header(t3lib_div::HTTP_STATUS_302);
2603 break;
2604 case 303:
2605 header(t3lib_div::HTTP_STATUS_303);
2606 break;
2607 case 307:
2608 header(t3lib_div::HTTP_STATUS_307);
2609 break;
2610 default:
2611 break;
2612 }
2613 }
2614 header('Location: '.$this->jumpurl);
2615 exit;
2616 }
2617 }
2618 }
2619
2620 /**
2621 * Sets the URL_ID_TOKEN in the internal var, $this->getMethodUrlIdToken
2622 * This feature allows sessions to use a GET-parameter instead of a cookie.
2623 *
2624 * @return void
2625 * @access private
2626 */
2627 function setUrlIdToken() {
2628 if ($this->config['config']['ftu']) {
2629 $this->getMethodUrlIdToken = $this->TYPO3_CONF_VARS['FE']['get_url_id_token'];
2630 } else {
2631 $this->getMethodUrlIdToken = '';
2632 }
2633 }
2634
2635
2636
2637
2638
2639
2640
2641
2642
2643
2644
2645
2646
2647
2648
2649
2650
2651
2652
2653
2654
2655
2656
2657 /********************************************
2658 *
2659 * Page generation; cache handling
2660 *
2661 *******************************************/
2662
2663 /**
2664 * Returns true if the page should be generated
2665 * That is if jumpurl is not set and the cacheContentFlag is not set.
2666 *
2667 * @return boolean
2668 */
2669 function isGeneratePage() {
2670 return (!$this->cacheContentFlag && !$this->jumpurl);
2671 }
2672
2673 /**
2674 * Temp cache content
2675 * 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.
2676 *
2677 * @return void
2678 */
2679 function tempPageCacheContent() {
2680 $this->tempContent = false;
2681
2682 if (!$this->no_cache) {
2683 $seconds = 30;
2684 $title = htmlspecialchars($this->tmpl->printTitle($this->page['title']));
2685 $request_uri = htmlspecialchars(t3lib_div::getIndpEnv('REQUEST_URI'));
2686
2687 $stdMsg = '
2688 <strong>Page is being generated.</strong><br />
2689 If this message does not disappear within '.$seconds.' seconds, please reload.';
2690
2691 $message = $this->config['config']['message_page_is_being_generated'];
2692 if (strcmp('', $message)) {
2693 $message = $this->csConvObj->utf8_encode($message,$this->renderCharset); // This page is always encoded as UTF-8
2694 $message = str_replace('###TITLE###', $title, $message);
2695 $message = str_replace('###REQUEST_URI###', $request_uri, $message);
2696 } else $message = $stdMsg;
2697
2698 $temp_content = '<?xml version="1.0" encoding="UTF-8"?>
2699 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN"
2700 "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
2701 <html xmlns="http://www.w3.org/1999/xhtml">
2702 <head>
2703 <title>'.$title.'</title>
2704 <meta http-equiv="refresh" content="10" />
2705 </head>
2706 <body style="background-color:white; font-family:Verdana,Arial,Helvetica,sans-serif; color:#cccccc; text-align:center;">'.
2707 $message.'
2708 </body>
2709 </html>';
2710
2711 // Fix 'nice errors' feature in modern browsers
2712 $padSuffix = '<!--pad-->'; // prevent any trims
2713 $padSize = 768 - strlen($padSuffix) - strlen($temp_content);
2714 if ($padSize > 0) {
2715 $temp_content = str_pad($temp_content, $padSize, "\n") . $padSuffix;
2716 }
2717
2718 if (!$this->headerNoCache() && $cachedRow = $this->getFromCache_queryRow()) {
2719 // 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.
2720 // This is either the "Page is being generated" screen or it can be the final result.
2721 // In any case we should not begin another rendering process also, so we silently disable caching and render the page ourselves and thats it.
2722 // 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...
2723 $this->set_no_cache();
2724 } else {
2725 $this->tempContent = TRUE; // This flag shows that temporary content is put in the cache
2726 $this->setPageCacheContent($temp_content, $this->config, $GLOBALS['EXEC_TIME']+$seconds);
2727 }
2728 }
2729 }
2730
2731 /**
2732 * Set cache content to $this->content
2733 *
2734 * @return void
2735 */
2736 function realPageCacheContent() {
2737 $cache_timeout = $this->get_cache_timeout(); // seconds until a cached page is too old
2738 $timeOutTime = $GLOBALS['EXEC_TIME']+$cache_timeout;
2739 if ($this->config['config']['cache_clearAtMidnight']) {
2740 $midnightTime = mktime (0,0,0,date('m',$timeOutTime),date('d',$timeOutTime),date('Y',$timeOutTime));
2741 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.
2742 $timeOutTime = $midnightTime;
2743 }
2744 }
2745 $this->tempContent = false;
2746 $this->setPageCacheContent($this->content, $this->config, $timeOutTime);
2747
2748 // Hook for cache post processing (eg. writing static files!)
2749 if (is_array($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['insertPageIncache'])) {
2750 foreach($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['insertPageIncache'] as $_classRef) {
2751 $_procObj = t3lib_div::getUserObj($_classRef);
2752 $_procObj->insertPageIncache($this,$timeOutTime);
2753 }
2754 }
2755 }
2756
2757 /**
2758 * Sets cache content; Inserts the content string into the cache_pages cache.
2759 *
2760 * @param string The content to store in the HTML field of the cache table
2761 * @param mixed The additional cache_data array, fx. $this->config
2762 * @param integer Expiration timestamp
2763 * @return void
2764 * @see realPageCacheContent(), tempPageCacheContent()
2765 */
2766 function setPageCacheContent($content, $data, $expirationTstamp) {
2767 $cacheData = array(
2768 'hash' => $this->newHash,
2769 'page_id' => $this->id,
2770 'HTML' => $content,
2771 'temp_content' => $this->tempContent,
2772 'cache_data' => serialize($data),
2773 'expires' => $expirationTstamp,
2774 'tstamp' => $GLOBALS['EXEC_TIME']
2775 );
2776
2777 $this->cacheExpires = $expirationTstamp;
2778
2779 $this->pageCacheTags[] = 'pageId_' . $cacheData['page_id'];
2780
2781 if ($this->page_cache_reg1) {
2782 $reg1 = intval($this->page_cache_reg1);
2783
2784 $cacheData['reg1'] = $reg1;
2785 $this->pageCacheTags[] = 'reg1_' . $reg1;
2786 }
2787
2788 $this->pageCache->set(
2789 $cacheData['hash'],
2790 $cacheData,
2791 $this->pageCacheTags,
2792 $cacheData['expires'] - $GLOBALS['EXEC_TIME']
2793 );
2794 }
2795
2796 /**
2797 * Clears cache content (for $this->newHash)
2798 *
2799 * @return void
2800 */
2801 function clearPageCacheContent() {
2802 $this->pageCache->remove($this->newHash);
2803 }
2804
2805 /**
2806 * Clears cache content for a list of page ids
2807 *
2808 * @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)
2809 * @return void
2810 */
2811 function clearPageCacheContent_pidList($pidList) {
2812 $pageIds = t3lib_div::trimExplode(',', $pidList);
2813
2814 foreach ($pageIds as $pageId) {
2815 $this->pageCache->flushByTag('pageId_' . (int) $pageId);
2816 }
2817 }
2818
2819 /**
2820 * Sets sys last changed
2821 * Setting the SYS_LASTCHANGED value in the pagerecord: This value will thus be set to the highest tstamp of records rendered on the page. This includes all records with no regard to hidden records, userprotection and so on.
2822 *
2823 * @return void
2824 * @see tslib_cObj::lastChanged()
2825 */
2826 function setSysLastChanged() {
2827 if ($this->page['SYS_LASTCHANGED'] < intval($this->register['SYS_LASTCHANGED'])) {
2828 $GLOBALS['TYPO3_DB']->exec_UPDATEquery('pages', 'uid='.intval($this->id), array('SYS_LASTCHANGED' => intval($this->register['SYS_LASTCHANGED'])));
2829 }
2830 }
2831
2832 /**
2833 * Lock the page generation process
2834 * The lock is used to queue page requests until this page is successfully stored in the cache.
2835 *
2836 * @param t3lib_lock Reference to a locking object
2837 * @param string String to identify the lock in the system
2838 * @return boolean Returns true if the lock could be obtained, false otherwise (= process had to wait for existing lock to be released)
2839 * @see releasePageGenerationLock()
2840 */
2841 function acquirePageGenerationLock(&$lockObj, $key) {
2842 if ($this->no_cache || $this->headerNoCache()) {
2843 t3lib_div::sysLog('Locking: Page is not cached, no locking required', 'cms', t3lib_div::SYSLOG_SEVERITY_INFO);
2844 return true; // No locking is needed if caching is disabled
2845 }
2846
2847 try {
2848 if (!is_object($lockObj)) {
2849 $lockObj = t3lib_div::makeInstance('t3lib_lock', $key, $this->TYPO3_CONF_VARS['SYS']['lockingMode']);
2850 }
2851
2852 $success = false;
2853 if (strlen($key)) {
2854 // true = Page could get locked without blocking
2855 // false = Page could get locked but process was blocked before
2856 $success = $lockObj->acquire();
2857 if ($lockObj->getLockStatus()) {
2858 $lockObj->sysLog('Acquired lock');
2859 }
2860 }
2861 } catch (Exception $e) {
2862 t3lib_div::sysLog('Locking: Failed to acquire lock: '.$e->getMessage(), 'cms', t3lib_div::SYSLOG_SEVERITY_ERROR);
2863 $success = false; // If locking fails, return with false and continue without locking
2864 }
2865
2866 return $success;
2867 }
2868
2869 /**
2870 * Release the page generation lock
2871 *
2872 * @param t3lib_lock Reference to a locking object
2873 * @return boolean Returns true on success, false otherwise
2874 * @see acquirePageGenerationLock()
2875 */
2876 function releasePageGenerationLock(&$lockObj) {
2877 $success = false;
2878 // If lock object is set and was acquired (may also happen if no_cache was enabled during runtime), release it:
2879 if (is_object($lockObj) && $lockObj instanceof t3lib_lock && $lockObj->getLockStatus()) {
2880 $success = $lockObj->release();
2881 $lockObj->sysLog('Released lock');
2882 $lockObj = null;
2883 // Otherwise, if caching is disabled, no locking is required:
2884 } elseif ($this->no_cache || $this->headerNoCache()) {
2885 $success = true;
2886 }
2887 return $success;
2888 }
2889
2890 /**
2891 * adds tags to this page's cache entry, you can then f.e. remove cache
2892 * entries by tag
2893 *
2894 * @param array an array of tag
2895 * @return void
2896 */
2897 public function addCacheTags(array $tags) {
2898 $this->pageCacheTags = array_merge($this->pageCacheTags, $tags);
2899 }
2900
2901
2902
2903
2904
2905
2906
2907
2908
2909
2910
2911
2912
2913
2914
2915
2916
2917
2918
2919
2920 /********************************************
2921 *
2922 * Page generation; rendering and inclusion
2923 *
2924 *******************************************/
2925
2926 /**
2927 * Does some processing BEFORE the pagegen script is included.
2928 *
2929 * @return void
2930 */
2931 function generatePage_preProcessing() {
2932 $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!
2933 $this->config['hash_base'] = $this->hash_base; // For cache management informational purposes.
2934
2935 if (!is_object($this->pages_lockObj) || $this->pages_lockObj->getLockStatus()==false) {
2936 // 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.
2937 $this->tempPageCacheContent();
2938 }
2939
2940 // Setting cache_timeout_default. May be overridden by PHP include scritps.
2941 $this->cacheTimeOutDefault = intval($this->config['config']['cache_period']);
2942
2943 // page is generated
2944 $this->no_cacheBeforePageGen = $this->no_cache;
2945 }
2946
2947 /**
2948 * Determines to include custom or pagegen.php script
2949 * returns script-filename if a TypoScript (config) script is defined and should be include instead of pagegen.php
2950 *
2951 * @return string The relative filepath of "config.pageGenScript" if found and allowed
2952 */
2953 function generatePage_whichScript() {
2954 if (!$this->TYPO3_CONF_VARS['FE']['noPHPscriptInclude'] && $this->config['config']['pageGenScript']) {
2955 return $this->tmpl->getFileName($this->config['config']['pageGenScript']);
2956 }
2957 }
2958
2959 /**
2960 * Does some processing AFTER the pagegen script is included.
2961 * This includes calling tidy (if configured), XHTML cleaning (if configured), caching the page, indexing the page (if configured) and setting sysLastChanged
2962 *
2963 * @return void
2964 */
2965 function generatePage_postProcessing() {
2966 // 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.
2967 if ($this->no_cacheBeforePageGen) $this->set_no_cache();
2968
2969 // Tidy up the code, if flag...
2970 if ($this->TYPO3_CONF_VARS['FE']['tidy_option'] == 'all') {
2971 $GLOBALS['TT']->push('Tidy, all','');
2972 $this->content = $this->tidyHTML($this->content);
2973 $GLOBALS['TT']->pull();
2974 }
2975
2976 // XHTML-clean the code, if flag set
2977 if ($this->doXHTML_cleaning() == 'all') {
2978 $GLOBALS['TT']->push('XHTML clean, all','');
2979 $XHTML_clean = t3lib_div::makeInstance('t3lib_parsehtml');
2980 $this->content = $XHTML_clean->XHTML_clean($this->content);
2981 $GLOBALS['TT']->pull();
2982 }
2983
2984 // Fix local anchors in links, if flag set
2985 if ($this->doLocalAnchorFix() == 'all') {
2986 $GLOBALS['TT']->push('Local anchor fix, all','');
2987 $this->prefixLocalAnchorsWithScript();
2988 $GLOBALS['TT'