f94d6acef835eee13adce9f138ac42ab2bc065a4
[Packages/TYPO3.CMS.git] / typo3 / sysext / cms / tslib / class.tslib_fe.php
1 <?php
2 /***************************************************************
3 * Copyright notice
4 *
5 * (c) 1999-2008 Kasper Skaarhoj (kasperYYYY@typo3.com)
6 * All rights reserved
7 *
8 * This script is part of the TYPO3 project. The TYPO3 project is
9 * free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
13 *
14 * The GNU General Public License can be found at
15 * http://www.gnu.org/copyleft/gpl.html.
16 * A copy is found in the textfile GPL.txt and important notices to the license
17 * from the author is found in LICENSE.txt distributed with these scripts.
18 *
19 *
20 * This script is distributed in the hope that it will be useful,
21 * but WITHOUT ANY WARRANTY; without even the implied warranty of
22 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
23 * GNU General Public License for more details.
24 *
25 * This copyright notice MUST APPEAR in all copies of the script!
26 ***************************************************************/
27 /**
28 * Class for the built TypoScript based Front End
29 *
30 * This class has a lot of functions and internal variable which are use from index_ts.php.
31 * The class is instantiated as $GLOBALS['TSFE'] in index_ts.php.
32 * The use of this class should be inspired by the order of function calls as found in index_ts.php.
33 *
34 * $Id$
35 * Revised for TYPO3 3.6 June/2003 by Kasper Skaarhoj
36 * XHTML compliant
37 *
38 * @author Kasper Skaarhoj <kasperYYYY@typo3.com>
39 */
40 /**
41 * [CLASS/FUNCTION INDEX of SCRIPT]
42 *
43 *
44 *
45 * 213: class tslib_fe
46 * 382: function tslib_fe($TYPO3_CONF_VARS, $id, $type, $no_cache='', $cHash='', $jumpurl='',$MP='',$RDCT='')
47 * 415: function connectToMySQL()
48 * 425: function connectToDB()
49 * 470: function sendRedirect()
50 *
51 * SECTION: Initializing, resolving page id
52 * 508: function initFEuser()
53 * 558: function initUserGroups()
54 * 593: function isUserOrGroupSet()
55 * 618: function checkAlternativeIdMethods()
56 * 670: function clear_preview()
57 * 683: function determineId()
58 * 817: function fetch_the_id()
59 * 911: function getPageAndRootline()
60 * 994: function getPageShortcut($SC,$mode,$thisUid,$itera=20,$pageLog=array())
61 * 1044: function checkRootlineForIncludeSection()
62 * 1081: function checkEnableFields($row,$bypassGroupCheck=FALSE)
63 * 1097: function checkPageGroupAccess($row, $groupList=NULL)
64 * 1116: function checkPagerecordForIncludeSection($row)
65 * 1125: function checkIfLoginAllowedInBranch()
66 * 1150: function getPageAccessFailureReasons()
67 * 1182: function setIDfromArgV()
68 * 1198: function getPageAndRootlineWithDomain($domainStartPage)
69 * 1225: function setSysPageWhereClause()
70 * 1237: function findDomainRecord($recursive=0)
71 * 1257: function pageNotFoundAndExit($reason='', $header='')
72 * 1272: function pageNotFoundHandler($code, $header='', $reason='')
73 * 1316: function checkAndSetAlias()
74 * 1335: function idPartsAnalyze($str)
75 * 1360: function mergingWithGetVars($GET_VARS)
76 * 1390: function ADMCMD_preview()
77 * 1433: function ADMCMD_preview_postInit($previewConfig)
78 *
79 * SECTION: Template and caching related functions.
80 * 1465: function makeCacheHash()
81 * 1489: function reqCHash()
82 * 1511: function cHashParams($addQueryParams)
83 * 1520: function initTemplate()
84 * 1532: function getFromCache()
85 * 1578: function getFromCache_queryRow()
86 * 1608: function headerNoCache()
87 * 1637: function getHash()
88 * 1657: function getConfigArray()
89 *
90 * SECTION: Further initialization and data processing
91 * 1818: function getCompressedTCarray()
92 * 1872: function includeTCA($TCAloaded=1)
93 * 1899: function settingLanguage()
94 * 1992: function settingLocale()
95 * 2017: function checkDataSubmission()
96 * 2050: function fe_tce()
97 * 2064: function locDataCheck($locationData)
98 * 2080: function sendFormmail()
99 * 2131: function extractRecipientCopy($bodytext)
100 * 2145: function setExternalJumpUrl()
101 * 2156: function checkJumpUrlReferer()
102 * 2171: function jumpUrl()
103 * 2215: function setUrlIdToken()
104 *
105 * SECTION: Page generation; cache handling
106 * 2258: function isGeneratePage()
107 * 2268: function tempPageCacheContent()
108 * 2325: function realPageCacheContent()
109 * 2355: function setPageCacheContent($content,$data,$tstamp)
110 * 2382: function clearPageCacheContent()
111 * 2392: function clearPageCacheContent_pidList($pidList)
112 * 2403: function pageCachePostProcess(&$row,$type)
113 * 2426: function setSysLastChanged()
114 *
115 * SECTION: Page generation; rendering and inclusion
116 * 2462: function generatePage_preProcessing()
117 * 2484: function generatePage_whichScript()
118 * 2496: function generatePage_postProcessing()
119 * 2588: function INTincScript()
120 * 2648: function INTincScript_loadJSCode()
121 * 2689: function isINTincScript()
122 * 2698: function doXHTML_cleaning()
123 * 2707: function doLocalAnchorFix()
124 *
125 * SECTION: Finished off; outputting, storing session data, statistics...
126 * 2738: function isOutputting()
127 * 2761: function processOutput()
128 * 2834: function sendCacheHeaders()
129 * 2902: function isStaticCacheble()
130 * 2915: function contentStrReplace()
131 * 2941: function isEXTincScript()
132 * 2950: function storeSessionData()
133 * 2960: function setParseTime()
134 * 2972: function statistics()
135 * 3066: function previewInfo()
136 * 3101: function hook_eofe()
137 * 3117: function beLoginLinkIPList()
138 * 3138: function addTempContentHttpHeaders()
139 *
140 * SECTION: Various internal API functions
141 * 3184: function makeSimulFileName($inTitle,$page,$type,$addParams='',$no_cache='')
142 * 3231: function simulateStaticDocuments_pEnc_onlyP_proc($linkVars)
143 * 3260: function getSimulFileName()
144 * 3271: function setSimulReplacementChar()
145 * 3291: function fileNameASCIIPrefix($inTitle,$titleChars,$mergeChar='.')
146 * 3314: function encryptEmail($string,$back=0)
147 * 3340: function codeString($string, $decode=FALSE)
148 * 3366: function roundTripCryptString($string)
149 * 3386: function checkFileInclude($incFile)
150 * 3401: function newCObj()
151 * 3414: function setAbsRefPrefix()
152 * 3428: function baseUrlWrap($url)
153 * 3447: function printError($label,$header='Error!')
154 * 3458: function updateMD5paramsRecord($hash)
155 * 3469: function tidyHTML($content)
156 * 3495: function prefixLocalAnchorsWithScript()
157 * 3505: function workspacePreviewInit()
158 * 3521: function doWorkspacePreview()
159 * 3531: function whichWorkspace($returnTitle = FALSE)
160 *
161 * SECTION: Various external API functions - for use in plugins etc.
162 * 3589: function getStorageSiterootPids()
163 * 3604: function getPagesTSconfig()
164 * 3637: function setJS($key,$content='')
165 * 3677: function setCSS($key,$content)
166 * 3692: function make_seed()
167 * 3705: function uniqueHash($str='')
168 * 3714: function set_no_cache()
169 * 3724: function set_cache_timeout_default($seconds)
170 * 3740: function plainMailEncoded($email,$subject,$message,$headers='')
171 *
172 * SECTION: Localization and character set conversion
173 * 3784: function sL($input)
174 * 3813: function readLLfile($fileRef)
175 * 3824: function getLLL($index,$LOCAL_LANG)
176 * 3838: function initLLvars()
177 * 3872: function csConv($str,$from='')
178 * 3890: function convOutputCharset($content,$label='')
179 * 3903: function convPOSTCharset()
180 *
181 * TOTAL FUNCTIONS: 116
182 * (This index is automatically created/updated by the extension "extdeveval")
183 *
184 */
185
186 require_once (PATH_t3lib.'class.t3lib_lock.php');
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206
207 /**
208 * Main frontend class, instantiated in the index_ts.php script as the global object TSFE
209 *
210 * @author Kasper Skaarhoj <kasperYYYY@typo3.com>
211 * @package TYPO3
212 * @subpackage tslib
213 */
214 class tslib_fe {
215
216 // CURRENT PAGE:
217 var $id=''; // The page id (int)
218 var $type=''; // RO The type (int)
219 var $idParts=array(); // Loaded with the id, exploded by ','
220 var $cHash=''; // The submitted cHash
221 var $no_cache=''; // Page will not be cached. Write only true. Never clear value (some other code might have reasons to set it true)
222 var $rootLine=''; // The rootLine (all the way to tree root, not only the current site!) (array)
223 var $page=''; // The pagerecord (array)
224 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.
225
226 /**
227 * sys_page-object, pagefunctions
228 *
229 * @var t3lib_pageSelect
230 */
231 var $sys_page='';
232 var $jumpurl='';
233 var $pageNotFound=0; // Is set to 1 if a pageNotFound handler could have been called.
234 var $domainStartPage=0; // Domain start page
235 var $pageAccessFailureHistory=array(); // Array containing a history of why a requested page was not accessible.
236 var $MP='';
237 var $RDCT='';
238 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...
239 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.
240
241 // USER
242
243 /**
244 * The FE user
245 *
246 * @var tslib_feUserAuth
247 */
248 var $fe_user='';
249 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.
250 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...
251 var $beUserLogin=''; // Flag that indicates if a Backend user is logged in!
252 var $workspacePreview=''; // Integer, that indicates which workspace is being previewed.
253 var $loginAllowedInBranch = TRUE; // Shows whether logins are allowed in branch
254 var $ADMCMD_preview_BEUSER_uid = 0; // Integer, set to backend user ID to initialize when keyword-based preview is used.
255
256 // PREVIEW
257 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
258 var $showHiddenPage=''; // Flag indicating that hidden pages should be shown, selected and so on. This goes for almost all selection of pages!
259 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.
260 var $simUserGroup='0'; // Value that contains the simulated usergroup if any
261
262 // CONFIGURATION
263 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.
264 var $config=''; // "CONFIG" object from TypoScript. Array generated based on the TypoScript configuration of the current page. Saved with the cached pages.
265 var $TCAcachedExtras=array(); // Array of cached information from TCA. This is NOT TCA itself!
266
267 // TEMPLATE / CACHE
268
269 /**
270 * The TypoScript template object. Used to parse the TypoScript template
271 *
272 * @var t3lib_TStemplate
273 */
274 var $tmpl='';
275 var $cacheTimeOutDefault=''; // Is set to the time-to-live time of cached pages. If false, default is 60*60*24, which is 24 hours.
276 var $cacheContentFlag = 0; // Set internally if cached content is fetched from the database
277 var $cacheExpires=0; // Set to the expire time of cached content
278 var $isClientCachable=FALSE; // Set if cache headers allowing caching are sent.
279 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.
280 var $sPre=''; // toplevel - objArrayName, eg 'page'
281 var $pSetup=''; // TypoScript configuration of the page-object pointed to by sPre. $this->tmpl->setup[$this->sPre.'.']
282 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
283 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
284 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.
285 var $tempContent = FALSE; // This flag indicates if temporary content went into the cache during page-generation.
286 var $forceTemplateParsing=''; // Boolean, passed to TypoScript template class and tells it to render the template forcibly
287 var $cHash_array=array(); // The array which cHash_calc is based on, see ->makeCacheHash().
288 var $hash_base=''; // Loaded with the serialized array that is used for generating a hashstring for the cache
289 var $pagesTSconfig=''; // May be set to the pagesTSconfig
290 // PAGE-GENERATION / cOBJ
291 /*
292 Eg. insert JS-functions in this array ($additionalHeaderData) to include them once. Use associative keys.
293 Keys in use:
294 JSFormValidate : <script type="text/javascript" src="'.$GLOBALS["TSFE"]->absRefPrefix.'t3lib/jsfunc.validateform.js"></script>
295 JSincludeFormupdate : <script type="text/javascript" src="t3lib/jsfunc.updateform.js"></script>
296 JSMenuCode, JSMenuCode_menu : JavaScript for the JavaScript menu
297 JSCode : reserved
298 JSImgCode : reserved
299 */
300 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[] = '...')
301 var $additionalJavaScript=array(); // used to accumulate additional JavaScript-code. Works like additionalHeaderData. Reserved keys at 'openPic' and 'mouseOver'
302 var $additionalCSS=array(); // used to accumulate additional Style code. Works like additionalHeaderData.
303 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
304 'onmousemove' => array(),
305 'onmouseup' => array(),
306 'onmousemove' => array(),
307 'onkeydown' => array(),
308 'onkeyup' => array(),
309 'onkeypress' => array(),
310 'onload' => array(),
311 'onunload' => array(),
312 );
313 var $JSCode=''; // Deprecated, use additionalJavaScript instead.
314 var $JSImgCode=''; // Used to accumulate JavaScript loaded images (by menus)
315 var $divSection=''; // Used to accumulate DHTML-layers.
316 var $defaultBodyTag='<body>'; // Default bodytag, if nothing else is set. This can be overridden by applications like TemplaVoila.
317
318 // RENDERING configuration, settings from TypoScript is loaded into these vars. See pagegen.php
319 var $debug=''; // Debug flag, may output special debug html-code.
320 var $intTarget=''; // Default internal target
321 var $extTarget=''; // Default external target
322 var $MP_defaults=array(); // Keys are page ids and values are default &MP (mount point) values to set when using the linking features...)
323 var $spamProtectEmailAddresses=0; // If set, typolink() function encrypts email addresses. Is set in pagegen-class.
324 var $absRefPrefix=''; // Absolute Reference prefix
325 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 '/'
326 var $compensateFieldWidth=''; // Factor for form-field widths compensation
327 var $lockFilePath=''; // Lock file path
328 var $ATagParams=''; // <A>-tag parameters
329 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.
330 var $sWordList=''; // Is set to the incoming array sword_list in case of a page-view jumped to from a search-result.
331 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.
332 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.
333 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.
334 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.
335 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)
336 var $sys_language_mode=''; // Site language mode for content fall back.
337 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)
338 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...]
339 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")
340
341 // RENDERING data
342 var $applicationData=Array(); // 'Global' Storage for various applications. Keys should be 'tx_'.extKey for extensions.
343 var $register=Array();
344 var $registerStack=Array(); // Stack used for storing array and retrieving register arrays (see LOAD_REGISTER and CLEAR_REGISTER)
345 var $cObjectDepthCounter = 50; // Checking that the function is not called eternally. This is done by interrupting at a depth of 50
346 var $recordRegister = Array(); // used by cObj->RECORDS and cObj->CONTENT to ensure the a records is NOT rendered twice through it!
347 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
348 var $accessKey =array(); // Used by class tslib_menu to keep track of access-keys.
349 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.
350 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
351 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()
352 var $uniqueString='';
353 var $indexedDocTitle=''; // This value will be used as the title for the page in the indexer (if indexing happens)
354 var $altPageTitle=''; // Alternative page title (normally the title of the page record). Can be set from applications you make.
355 var $pEncAllowedParamNames=array(); // An array that holds parameter names (keys) of GET parameters which MAY be MD5/base64 encoded with simulate_static_documents method.
356 var $baseUrl=''; // The base URL set for the page header.
357 var $anchorPrefix=''; // The proper anchor prefix needed when using speaking urls. (only set if baseUrl is set)
358
359 /**
360 * Page content render object
361 *
362 * @var tslib_cObj
363 */
364 var $cObj ='';
365
366 // CONTENT accumulation
367 var $content=''; // All page content is accumulated in this variable. See pagegen.php
368
369 // GENERAL
370 var $clientInfo=''; // Set to the browser: net / msie if 4+ browsers
371 var $scriptParseTime=0;
372 var $TCAloaded = 0; // Set ONLY if the full TCA is loaded
373
374 // Character set (charset) conversion object:
375
376 /**
377 * charset conversion class. May be used by any application.
378 *
379 * @var t3lib_cs
380 */
381 var $csConvObj;
382 var $defaultCharSet = 'iso-8859-1'; // The default charset used in the frontend if nothing else is set.
383 var $renderCharset=''; // Internal charset of the frontend during rendering: Defaults to "forceCharset" and if that is not set, to ->defaultCharSet
384 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.
385 var $localeCharset=''; // Assumed charset of locale strings.
386
387 // LANG:
388 var $lang=''; // Set to the system language key (used on the site)
389 var $langSplitIndex=0; // Set to the index number of the language key
390 var $LL_labels_cache=array();
391 var $LL_files_cache=array();
392
393 /**
394 * Locking object
395 *
396 * @var t3lib_lock
397 */
398 var $pagesection_lockObj; // Locking object for accessing "cache_pagesection"
399
400 /**
401 * Locking object
402 *
403 * @var t3lib_lock
404 */
405 var $pages_lockObj; // Locking object for accessing "cache_pages"
406
407
408
409
410
411 /**
412 * Class constructor
413 * Takes a number of GET/POST input variable as arguments and stores them internally.
414 * The processing of these variables goes on later in this class.
415 * Also sets internal clientInfo array (browser information) and a unique string (->uniqueString) for this script instance; A md5 hash of the microtime()
416 *
417 * @param array The global $TYPO3_CONF_VARS array. Will be set internally in ->TYPO3_CONF_VARS
418 * @param mixed The value of t3lib_div::_GP('id')
419 * @param integer The value of t3lib_div::_GP('type')
420 * @param boolean The value of t3lib_div::_GP('no_cache'), evaluated to 1/0
421 * @param string The value of t3lib_div::_GP('cHash')
422 * @param string The value of t3lib_div::_GP('jumpurl')
423 * @param string The value of t3lib_div::_GP('MP')
424 * @param string The value of t3lib_div::_GP('RDCT')
425 * @return void
426 * @see index_ts.php
427 */
428 function tslib_fe($TYPO3_CONF_VARS, $id, $type, $no_cache='', $cHash='', $jumpurl='',$MP='',$RDCT='') {
429
430 // Setting some variables:
431 $this->TYPO3_CONF_VARS = $TYPO3_CONF_VARS;
432 $this->id = $id;
433 $this->type = $type;
434 $this->no_cache = $no_cache ? 1 : 0;
435 $this->cHash = $cHash;
436 $this->jumpurl = $jumpurl;
437 $this->MP = $this->TYPO3_CONF_VARS['FE']['enable_mount_pids'] ? (string)$MP : '';
438 $this->RDCT = $RDCT;
439 $this->clientInfo = t3lib_div::clientInfo();
440 $this->uniqueString=md5(microtime());
441
442 $this->csConvObj = t3lib_div::makeInstance('t3lib_cs');
443
444 // Call post processing function for constructor:
445 if (is_array($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['tslib_fe-PostProc'])) {
446 $_params = array('pObj' => &$this);
447 foreach($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['tslib_fe-PostProc'] as $_funcRef) {
448 t3lib_div::callUserFunction($_funcRef,$_params,$this);
449 }
450 }
451 }
452
453 /**
454 * Connect to MySQL database
455 * May exit after outputting an error message or some JavaScript redirecting to the install tool.
456 * Use connectToDB() instead!
457 *
458 * @return void
459 * @deprecated
460 */
461 function connectToMySQL() {
462 $this->connectToDB();
463 }
464
465 /**
466 * Connect to SQL database
467 * May exit after outputting an error message or some JavaScript redirecting to the install tool.
468 *
469 * @return void
470 */
471 function connectToDB() {
472 if ($GLOBALS['TYPO3_DB']->sql_pconnect(TYPO3_db_host, TYPO3_db_username, TYPO3_db_password)) {
473 if (!TYPO3_db) {
474 $this->printError('No database selected','Database Error');
475 // Redirects to the Install Tool:
476 echo '<script type="text/javascript">
477 /*<![CDATA[*/
478 window.location.href = "'.TYPO3_mainDir.'install/index.php?mode=123&step=1&password=joh316";
479 /*]]>*/
480 </script>';
481 exit;
482 } elseif (!$GLOBALS['TYPO3_DB']->sql_select_db(TYPO3_db)) {
483 if ($this->checkPageUnavailableHandler()) {
484 $this->pageUnavailableAndExit('Cannot connect to the current database, "'.TYPO3_db.'"');
485 } else {
486 header( 'HTTP/1.0 503 Service Temporarily Unavailable' );
487 $this->printError('Cannot connect to the current database, "'.TYPO3_db.'"','Database Error');
488 exit;
489 }
490 }
491 } else {
492 if (!TYPO3_db) {
493 // Redirects to the Install Tool:
494 echo '<script type="text/javascript">
495 /*<![CDATA[*/
496 window.location.href = "'.TYPO3_mainDir.'install/index.php?mode=123&step=1&password=joh316";
497 /*]]>*/
498 </script>';
499 exit;
500 }
501
502 if ($this->checkPageUnavailableHandler()) {
503 $this->pageUnavailableAndExit('The current username, password or host was not accepted when the connection to the database was attempted to be established!');
504 } else {
505 header( 'HTTP/1.0 503 Service Temporarily Unavailable' );
506 $this->printError('The current username, password or host was not accepted when the connection to the database was attempted to be established!','Database Error');
507 exit;
508 }
509 }
510
511
512 // Call post processing function for DB connection:
513 if (is_array($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['connectToDB'])) {
514 $_params = array('pObj' => &$this);
515 foreach($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['connectToDB'] as $_funcRef) {
516 t3lib_div::callUserFunction($_funcRef,$_params,$this);
517 }
518 }
519 }
520
521 /**
522 * 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
523 * May exit after sending a location-header.
524 *
525 * @return void
526 */
527 function sendRedirect() {
528 $res = $GLOBALS['TYPO3_DB']->exec_SELECTquery('params', 'cache_md5params', 'md5hash='.$GLOBALS['TYPO3_DB']->fullQuoteStr($this->RDCT, 'cache_md5params'));
529 if ($row = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($res)) {
530 $this->updateMD5paramsRecord($this->RDCT);
531 header('Location: '.$row['params']);
532 exit;
533 }
534 }
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553 /********************************************
554 *
555 * Initializing, resolving page id
556 *
557 ********************************************/
558
559
560 /**
561 * Initializes the front-end login user.
562 *
563 * @return void
564 */
565 function initFEuser() {
566 $this->fe_user = t3lib_div::makeInstance('tslib_feUserAuth');
567
568 $this->fe_user->lockIP = $this->TYPO3_CONF_VARS['FE']['lockIP'];
569 $this->fe_user->lockHashKeyWords = $this->TYPO3_CONF_VARS['FE']['lockHashKeyWords'];
570 $this->fe_user->checkPid = $this->TYPO3_CONF_VARS['FE']['checkFeUserPid'];
571 $this->fe_user->lifetime = intval($this->TYPO3_CONF_VARS['FE']['lifetime']);
572 $this->fe_user->checkPid_value = $GLOBALS['TYPO3_DB']->cleanIntList(t3lib_div::_GP('pid')); // List of pid's acceptable
573
574 // Check if a session is transferred:
575 if (t3lib_div::_GP('FE_SESSION_KEY')) {
576 $fe_sParts = explode('-',t3lib_div::_GP('FE_SESSION_KEY'));
577 if (!strcmp(md5($fe_sParts[0].'/'.$this->TYPO3_CONF_VARS['SYS']['encryptionKey']), $fe_sParts[1])) { // If the session key hash check is OK:
578 $_COOKIE[$this->fe_user->name] = $fe_sParts[0];
579 $this->fe_user->forceSetCookie = 1;
580 }
581 }
582
583 if ($this->TYPO3_CONF_VARS['FE']['dontSetCookie']) {
584 $this->fe_user->dontSetCookie=1;
585 }
586
587 $this->fe_user->start();
588 $this->fe_user->unpack_uc('');
589 $this->fe_user->fetchSessionData(); // Gets session data
590 $recs = t3lib_div::_GP('recs');
591 if (is_array($recs)) { // If any record registration is submitted, register the record.
592 $this->fe_user->record_registration($recs, $this->TYPO3_CONF_VARS['FE']['maxSessionDataSize']);
593 }
594
595 // Call hook for possible manipulation of frontend user object
596 if (is_array($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['initFEuser'])) {
597 $_params = array('pObj' => &$this);
598 foreach($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['initFEuser'] as $_funcRef) {
599 t3lib_div::callUserFunction($_funcRef,$_params,$this);
600 }
601 }
602
603 // For every 60 seconds the is_online timestamp is updated.
604 if (is_array($this->fe_user->user) && $this->fe_user->user['uid'] && $this->fe_user->user['is_online']<($GLOBALS['EXEC_TIME']-60)) {
605 $GLOBALS['TYPO3_DB']->exec_UPDATEquery('fe_users', 'uid='.intval($this->fe_user->user['uid']), array('is_online' => $GLOBALS['EXEC_TIME']));
606 }
607 }
608
609 /**
610 * Initializes the front-end user groups.
611 * Sets ->loginUser and ->gr_list based on front-end user status.
612 *
613 * @return void
614 */
615 function initUserGroups() {
616
617 $this->fe_user->showHiddenRecords = $this->showHiddenRecords; // This affects the hidden-flag selecting the fe_groups for the user!
618 $this->fe_user->fetchGroupData(); // no matter if we have an active user we try to fetch matching groups which can be set without an user (simulation for instance!)
619
620 if (is_array($this->fe_user->user) && count($this->fe_user->groupData['uid'])) {
621 $this->loginUser=1; // global flag!
622 $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!
623 $gr_array = $this->fe_user->groupData['uid'];
624 } else {
625 $this->loginUser=0;
626 $this->gr_list = '0,-1'; // group -1 is not an existing group, but denotes a 'default' group when not logged in. This is used to let elements be hidden, when a user is logged in!
627
628 if ($this->loginAllowedInBranch) {
629 $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.
630 } else {
631 $gr_array = array(); // Set to blank since we will NOT risk any groups being set when no logins are allowed!
632 }
633 }
634
635 // Clean up.
636 $gr_array = array_unique($gr_array); // Make unique...
637 sort($gr_array); // sort
638 if (count($gr_array)) {
639 $this->gr_list.=','.implode(',',$gr_array);
640 }
641
642 if ($this->fe_user->writeDevLog) t3lib_div::devLog('Valid usergroups for TSFE: '.$this->gr_list, 'tslib_fe');
643 }
644
645 /**
646 * Checking if a user is logged in or a group constellation different from "0,-1"
647 *
648 * @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!)
649 */
650 function isUserOrGroupSet() {
651 return is_array($this->fe_user->user) || $this->gr_list!=='0,-1';
652 }
653
654 /**
655 * Provides ways to bypass the '?id=[xxx]&type=[xx]' format, using either PATH_INFO or virtual HTML-documents (using Apache mod_rewrite)
656 *
657 * Three options:
658 * 1) Apache mod_rewrite: Here a .htaccess file maps all .html-files to index.php and then we extract the id and type from the name of that HTML-file. (AKA "simulateStaticDocuments")
659 * 2) Use PATH_INFO (also Apache) to extract id and type from that var. Does not require any special modules compiled with apache. (less typical)
660 * 3) Using hook which enables features like those provided from "realurl" extension (AKA "Speaking URLs")
661 *
662 * Support for RewriteRule to generate (simulateStaticDocuments)
663 * With the mod_rewrite compiled into apache, put these lines into a .htaccess in this directory:
664 * RewriteEngine On
665 * RewriteRule ^[^/]*\.html$ index.php
666 * The url must end with '.html' and the format must comply with either of these:
667 * 1: '[title].[id].[type].html' - title is just for easy recognition in the logfile!; no practical use of the title for TYPO3.
668 * 2: '[id].[type].html' - above, but title is omitted; no practical use of the title for TYPO3.
669 * 3: '[id].html' - only id, type is set to the default, zero!
670 * NOTE: In all case 'id' may be the uid-number OR the page alias (if any)
671 *
672 * @return void
673 * @link http://typo3.org/doc.0.html?&tx_extrepmgm_pi1[extUid]=270&cHash=4ad9d7acb4
674 */
675 function checkAlternativeIdMethods() {
676
677 $this->siteScript = t3lib_div::getIndpEnv('TYPO3_SITE_SCRIPT');
678
679 // Resolving of "simulateStaticDocuments" URLs:
680 if ($this->siteScript && substr($this->siteScript,0,9)!='index.php') { // If there has been a redirect (basically; we arrived here otherwise than via "index.php" in the URL) this can happend either due to a CGI-script or because of reWrite rule. Earlier we used $_SERVER['REDIRECT_URL'] to check but
681 $uParts = parse_url($this->siteScript); // Parse the path:
682 $fI = t3lib_div::split_fileref($uParts['path']);
683
684 if (!$fI['path'] && $fI['file'] && substr($fI['file'],-5)=='.html') {
685 $parts = explode('.',$fI['file']);
686 $pCount = count($parts);
687 if ($pCount>2) {
688 $this->type = intval($parts[$pCount-2]);
689 $this->id = $parts[$pCount-3];
690 } else {
691 $this->type = 0;
692 $this->id = $parts[0];
693 }
694 }
695 }
696
697 // If PATH_INFO
698 if (t3lib_div::getIndpEnv('PATH_INFO')) { // If pathinfo contains stuff...
699 $parts=t3lib_div::trimExplode('/',t3lib_div::getIndpEnv('PATH_INFO'),1);
700 $parts[]='html';
701 $pCount = count($parts);
702 if ($pCount>2) {
703 $this->type = intval($parts[$pCount-2]);
704 $this->id = $parts[$pCount-3];
705 } else {
706 $this->type = 0;
707 $this->id = $parts[0];
708 }
709 $this->absRefPrefix_force=1;
710 }
711
712 // Call post processing function for custom URL methods.
713 if (is_array($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['checkAlternativeIdMethods-PostProc'])) {
714 $_params = array('pObj' => &$this);
715 foreach($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['checkAlternativeIdMethods-PostProc'] as $_funcRef) {
716 t3lib_div::callUserFunction($_funcRef,$_params,$this);
717 }
718 }
719 }
720
721 /**
722 * Clears the preview-flags, sets sim_exec_time to current time.
723 * 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.
724 *
725 * @return void
726 */
727 function clear_preview() {
728 $this->showHiddenPage = 0;
729 $this->showHiddenRecords = 0;
730 $GLOBALS['SIM_EXEC_TIME'] = $GLOBALS['EXEC_TIME'];
731 $GLOBALS['SIM_ACCESS_TIME'] = $GLOBALS['ACCESS_TIME'];
732 $this->fePreview = 0;
733 }
734
735 /**
736 * Determines the id and evaluates any preview settings
737 * 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.
738 *
739 * @return void
740 */
741 function determineId() {
742
743 // Getting ARG-v values if some
744 $this->setIDfromArgV();
745
746 // If there is a Backend login we are going to check for any preview settings:
747 $GLOBALS['TT']->push('beUserLogin','');
748 if ($this->beUserLogin || $this->doWorkspacePreview()) {
749
750 // Backend user preview features:
751 if ($this->beUserLogin) {
752 $this->fePreview = $GLOBALS['BE_USER']->extGetFeAdminValue('preview') ? 1 : 0;
753
754 // If admin panel preview is enabled...
755 if ($this->fePreview) {
756 $fe_user_OLD_USERGROUP = $this->fe_user->user['usergroup'];
757
758 $this->showHiddenPage = $GLOBALS['BE_USER']->extGetFeAdminValue('preview','showHiddenPages');
759 $this->showHiddenRecords = $GLOBALS['BE_USER']->extGetFeAdminValue('preview','showHiddenRecords');
760 // simulate date
761 $simTime = $GLOBALS['BE_USER']->extGetFeAdminValue('preview','simulateDate');
762 if ($simTime) {
763 $GLOBALS['SIM_EXEC_TIME'] = $simTime;
764 $GLOBALS['SIM_ACCESS_TIME'] = $simTime - ($simTime % 60);
765 }
766 // simulate user
767 $simUserGroup = $GLOBALS['BE_USER']->extGetFeAdminValue('preview','simulateUserGroup');
768 $this->simUserGroup = $simUserGroup;
769 if ($simUserGroup) $this->fe_user->user['usergroup']=$simUserGroup;
770 if (!$simUserGroup && !$simTime && !$this->showHiddenPage && !$this->showHiddenRecords) {
771 $this->fePreview=0;
772 }
773 }
774 }
775
776 if ($this->id) {
777
778 // Now it's investigated if the raw page-id points to a hidden page and if so, the flag is set.
779 // This does not require the preview flag to be set in the admin panel
780 $idQ = t3lib_div::testInt($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...
781 $res = $GLOBALS['TYPO3_DB']->exec_SELECTquery('hidden', 'pages', $idQ.' AND hidden!=0 AND deleted=0');
782 if ($GLOBALS['TYPO3_DB']->sql_num_rows($res)) {
783 $this->fePreview = 1; // The preview flag is set only if the current page turns out to actually be hidden!
784 $this->showHiddenPage = 1;
785 }
786
787 // For Live workspace: Check root line for proper connection to tree root (done because of possible preview of page / branch versions)
788 if (!$this->fePreview && $this->whichWorkspace()===0) {
789
790 // Initialize the page-select functions to check rootline:
791 $temp_sys_page = t3lib_div::makeInstance('t3lib_pageSelect');
792 $temp_sys_page->init($this->showHiddenPage);
793 // If root line contained NO records and ->error_getRootLine_failPid tells us that it was because of a pid=-1 (indicating a "version" record)...:
794 if (!count($temp_sys_page->getRootLine($this->id,$this->MP)) && $temp_sys_page->error_getRootLine_failPid==-1) {
795
796 // Setting versioningPreview flag and try again:
797 $temp_sys_page->versioningPreview = TRUE;
798 if (count($temp_sys_page->getRootLine($this->id,$this->MP))) {
799 // 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.
800 $this->fePreview = 1;
801 }
802 }
803 }
804 }
805
806 // The preview flag will be set if a backend user is in an offline workspace
807 if (($GLOBALS['BE_USER']->user['workspace_preview'] || t3lib_div::_GP('ADMCMD_view') || $this->doWorkspacePreview()) && ($this->whichWorkspace()===-1 || $this->whichWorkspace()>0)) {
808 $this->fePreview = 2; // Will show special preview message.
809 }
810
811 // If the front-end is showing a preview, caching MUST be disabled.
812 if ($this->fePreview) {
813 $this->set_no_cache();
814 }
815 }
816 $GLOBALS['TT']->pull();
817
818 // Now, get the id, validate access etc:
819 $this->fetch_the_id();
820
821 // Check if backend user has read access to this page. If not, recalculate the id.
822 if ($this->beUserLogin && $this->fePreview) {
823 if (!$GLOBALS['BE_USER']->doesUserHaveAccess($this->page,1)) {
824
825 // Resetting
826 $this->clear_preview();
827 $this->fe_user->user['usergroup'] = $fe_user_OLD_USERGROUP;
828
829 // Fetching the id again, now with the preview settings reset.
830 $this->fetch_the_id();
831 }
832 }
833
834 // Checks if user logins are blocked for a certain branch and if so, will unset user login and re-fetch ID.
835 $this->loginAllowedInBranch = $this->checkIfLoginAllowedInBranch();
836 if (!$this->loginAllowedInBranch) { // Logins are not allowed:
837 if ($this->isUserOrGroupSet()) { // Only if there is a login will we run this...
838
839 // Clear out user and group:
840 unset($this->fe_user->user);
841 $this->gr_list = '0,-1';
842
843 // Fetching the id again, now with the preview settings reset.
844 $this->fetch_the_id();
845 }
846 }
847
848 // Final cleaning.
849 $this->id = $this->contentPid = intval($this->id); // Make sure it's an integer
850 $this->type = intval($this->type); // Make sure it's an integer
851
852 // Look for alternative content PID if page is under version preview:
853 if ($this->fePreview) {
854 if ($this->page['_ORIG_pid']==-1 && $this->page['t3ver_swapmode']==0) { // Current page must have been an offline version and have swapmode set to 0:
855 // 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!
856 $this->contentPid = $this->page['_ORIG_uid'];
857 }
858 }
859
860 // Call post processing function for id determination:
861 if (is_array($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['determineId-PostProc'])) {
862 $_params = array('pObj' => &$this);
863 foreach($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['determineId-PostProc'] as $_funcRef) {
864 t3lib_div::callUserFunction($_funcRef,$_params,$this);
865 }
866 }
867 }
868
869 /**
870 * Get The Page ID
871 * This gets the id of the page, checks if the page is in the domain and if the page is accessible
872 * Sets variables such as $this->sys_page, $this->loginUser, $this->gr_list, $this->id, $this->type, $this->domainStartPage, $this->idParts
873 *
874 * @return void
875 * @access private
876 */
877 function fetch_the_id() {
878 $GLOBALS['TT']->push('fetch_the_id initialize/','');
879
880 // Initialize the page-select functions.
881 $this->sys_page = t3lib_div::makeInstance('t3lib_pageSelect');
882 $this->sys_page->versioningPreview = $this->fePreview ? TRUE : FALSE;
883 $this->sys_page->versioningWorkspaceId = $this->whichWorkspace();
884 $this->sys_page->init($this->showHiddenPage);
885
886 // Set the valid usergroups for FE
887 $this->initUserGroups();
888
889 // Sets sys_page where-clause
890 $this->setSysPageWhereClause();
891
892 // Splitting $this->id by a period (.). First part is 'id' and second part - if exists - will overrule the &type param if given
893 $pParts = explode('.',$this->id);
894 $this->id = $pParts[0]; // Set it.
895 if (isset($pParts[1])) {$this->type=$pParts[1];}
896
897 // Splitting $this->id by a comma (,). First part is 'id' and other parts are just stored for use in scripts.
898 $this->idParts = explode(',',$this->id);
899
900 // Splitting by a '+' sign - used for base64/md5 methods of parameter encryption for simulate static documents.
901 list($pgID,$SSD_p)=explode('+',$this->idParts[0],2);
902 if ($SSD_p) { $this->idPartsAnalyze($SSD_p); }
903 $this->id = $pgID; // Set id
904
905 // If $this->id is a string, it's an alias
906 $this->checkAndSetAlias();
907
908 // The id and type is set to the integer-value - just to be sure...
909 $this->id = intval($this->id);
910 $this->type = intval($this->type);
911 $GLOBALS['TT']->pull();
912
913 // We find the first page belonging to the current domain
914 $GLOBALS['TT']->push('fetch_the_id domain/','');
915 $this->domainStartPage = $this->findDomainRecord($this->TYPO3_CONF_VARS['SYS']['recursiveDomainSearch']); // the page_id of the current domain
916 if (!$this->id) {
917 if ($this->domainStartPage) {
918 $this->id = $this->domainStartPage; // If the id was not previously set, set it to the id of the domain.
919 } else {
920 $theFirstPage = $this->sys_page->getFirstWebPage($this->id); // Find the first 'visible' page in that domain
921 if ($theFirstPage) {
922 $this->id = $theFirstPage['uid'];
923 } else {
924 if ($this->checkPageUnavailableHandler()) {
925 $this->pageUnavailableAndExit('No pages are found on the rootlevel!');
926 } else {
927 header( 'HTTP/1.0 503 Service Temporarily Unavailable' );
928 t3lib_div::sysLog('No pages are found on the rootlevel!', 'cms', 3);
929 $this->printError('No pages are found on the rootlevel!');
930 exit;
931 }
932 }
933 }
934 }
935 $GLOBALS['TT']->pull();
936
937 $GLOBALS['TT']->push('fetch_the_id rootLine/','');
938 $requestedId = $this->id; // We store the originally requested id
939 $this->getPageAndRootlineWithDomain($this->domainStartPage);
940 $GLOBALS['TT']->pull();
941
942 if ($this->pageNotFound && $this->TYPO3_CONF_VARS['FE']['pageNotFound_handling']) {
943 $pNotFoundMsg = array(
944 1 => 'ID was not an accessible page',
945 2 => 'Subsection was found and not accessible',
946 3 => 'ID was outside the domain',
947 4 => 'The requested page alias does not exist'
948 );
949 $this->pageNotFoundAndExit($pNotFoundMsg[$this->pageNotFound]);
950 }
951
952 // set no_cache if set
953 if ($this->page['no_cache']) {
954 $this->set_no_cache();
955 }
956
957 // Init SYS_LASTCHANGED
958 $this->register['SYS_LASTCHANGED'] = intval($this->page['tstamp']);
959 if ($this->register['SYS_LASTCHANGED'] < intval($this->page['SYS_LASTCHANGED'])) {
960 $this->register['SYS_LASTCHANGED'] = intval($this->page['SYS_LASTCHANGED']);
961 }
962 }
963
964 /**
965 * Gets the page and rootline arrays based on the id, $this->id
966 *
967 * If the id does not correspond to a proper page, the 'previous' valid page in the rootline is found
968 * If the page is a shortcut (doktype=4), the ->id is loaded with that id
969 *
970 * 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.
971 *
972 * Sets or manipulates internal variables such as: $this->id, $this->page, $this->rootLine, $this->MP, $this->pageNotFound
973 *
974 * @return void
975 * @access private
976 */
977 function getPageAndRootline() {
978 $this->page = $this->sys_page->getPage($this->id);
979 if (!count($this->page)) {
980 // If no page, we try to find the page before in the rootLine.
981 $this->pageNotFound=1; // Page is 'not found' in case the id itself was not an accessible page. code 1
982 $this->rootLine = $this->sys_page->getRootLine($this->id,$this->MP);
983 if (count($this->rootLine)) {
984 $c=count($this->rootLine)-1;
985 while($c>0) {
986
987 // Add to page access failure history:
988 $this->pageAccessFailureHistory['direct_access'][] = $this->rootLine[$c];
989
990 // Decrease to next page in rootline and check the access to that, if OK, set as page record and ID value.
991 $c--;
992 $this->id = $this->rootLine[$c]['uid'];
993 $this->page = $this->sys_page->getPage($this->id);
994 if (count($this->page)) { break; }
995 }
996 }
997 // If still no page...
998 if (!count($this->page)) {
999 if ($this->TYPO3_CONF_VARS['FE']['pageNotFound_handling']) {
1000 $this->pageNotFoundAndExit('The requested page does not exist!');
1001 } else {
1002 header( 'HTTP/1.0 404 Page Not Found' );
1003 t3lib_div::sysLog('The requested page does not exist!', 'cms', 3);
1004 $this->printError('The requested page does not exist!');
1005 exit;
1006 }
1007 }
1008 }
1009
1010 // Spacer is not accessible in frontend
1011 if ($this->page['doktype'] == 199) {
1012 if ($this->TYPO3_CONF_VARS['FE']['pageNotFound_handling']) {
1013 $this->pageNotFoundAndExit('The requested page does not exist!');
1014 } else {
1015 header( 'HTTP/1.0 404 Page Not Found' );
1016 t3lib_div::sysLog('The requested page does not exist!', 'cms', 3);
1017 $this->printError('The requested page does not exist!');
1018 exit;
1019 }
1020 }
1021
1022 // Is the ID a link to another page??
1023 if ($this->page['doktype']==4) {
1024 $this->MP = ''; // We need to clear MP if the page is a shortcut. Reason is if the short cut goes to another page, then we LEAVE the rootline which the MP expects.
1025 $this->page = $this->getPageShortcut($this->page['shortcut'],$this->page['shortcut_mode'],$this->page['uid']);
1026 $this->id = $this->page['uid'];
1027 }
1028
1029 // Gets the rootLine
1030 $this->rootLine = $this->sys_page->getRootLine($this->id,$this->MP);
1031
1032 // If not rootline we're off...
1033 if (!count($this->rootLine)) {
1034 $ws = $this->whichWorkspace();
1035 if ($this->sys_page->error_getRootLine_failPid==-1 && $ws) {
1036 $this->sys_page->versioningPreview = TRUE;
1037 $this->versioningWorkspaceId = $ws;
1038 $this->rootLine = $this->sys_page->getRootLine($this->id,$this->MP);
1039 }
1040 if (!count($this->rootLine)) {
1041 if ($this->checkPageUnavailableHandler()) {
1042 $this->pageUnavailableAndExit('The requested page didn\'t have a proper connection to the tree-root!');
1043 } else {
1044 header( 'HTTP/1.0 503 Service Temporarily Unavailable' );
1045 t3lib_div::sysLog('The requested page didn\'t have a proper connection to the tree-root! ('.$this->sys_page->error_getRootLine.')', 'cms', 3);
1046 $this->printError('The requested page didn\'t have a proper connection to the tree-root! <br /><br />('.$this->sys_page->error_getRootLine.')');
1047 exit;
1048 }
1049 }
1050 $this->fePreview = 1;
1051 }
1052
1053 // Checking for include section regarding the hidden/starttime/endtime/fe_user (that is access control of a whole subbranch!)
1054 if ($this->checkRootlineForIncludeSection()) {
1055 if (!count($this->rootLine)) {
1056 if ($this->checkPageUnavailableHandler()) {
1057 $this->pageUnavailableAndExit('The requested page was not accesible!');
1058 } else {
1059 header( 'HTTP/1.0 503 Service Temporarily Unavailable' );
1060 t3lib_div::sysLog('The requested page was not accessible!', 'cms', 3);
1061 $this->printError('The requested page was not accessible!');
1062 exit;
1063 }
1064 } else {
1065 $el = reset($this->rootLine);
1066 $this->id = $el['uid'];
1067 $this->page = $this->sys_page->getPage($this->id);
1068 $this->rootLine = $this->sys_page->getRootLine($this->id,$this->MP);
1069 }
1070 }
1071 }
1072
1073 /**
1074 * Get page shortcut; Finds the records pointed to by input value $SC (the shortcut value)
1075 *
1076 * @param integer The value of the "shortcut" field from the pages record
1077 * @param integer The shortcut mode: 1 and 2 will select either first subpage or random subpage; the default is the page pointed to by $SC
1078 * @param integer The current page UID of the page which is a shortcut
1079 * @param integer Safety feature which makes sure that the function is calling itself recursively max 20 times (since this function can find shortcuts to other shortcuts to other shortcuts...)
1080 * @param array An array filled with previous page uids tested by the function - new page uids are evaluated against this to avoid going in circles.
1081 * @return mixed Returns the page record of the page that the shortcut pointed to.
1082 * @access private
1083 * @see getPageAndRootline()
1084 */
1085 function getPageShortcut($SC,$mode,$thisUid,$itera=20,$pageLog=array()) {
1086 $idArray = t3lib_div::intExplode(',',$SC);
1087
1088 // Find $page record depending on shortcut mode:
1089 switch($mode) {
1090 case 1:
1091 case 2:
1092 $pageArray = $this->sys_page->getMenu($idArray[0]?$idArray[0]:$thisUid,'*','sorting','AND pages.doktype<199 AND pages.doktype!=6');
1093 $pO = 0;
1094 if ($mode==2 && count($pageArray)) { // random
1095 $this->make_seed();
1096 $randval = intval(rand(0,count($pageArray)-1));
1097 $pO = $randval;
1098 }
1099 $c = 0;
1100 reset($pageArray);
1101 while(list(,$pV)=each($pageArray)) {
1102 if ($c==$pO) {
1103 $page = $pV;
1104 break;
1105 }
1106 $c++;
1107 }
1108 break;
1109 default:
1110 $page = $this->sys_page->getPage($idArray[0]);
1111 break;
1112 }
1113
1114 // Check if short cut page was a shortcut itself, if so look up recursively:
1115 if ($page['doktype']==4) {
1116 if (!in_array($page['uid'],$pageLog) && $itera>0) {
1117 $pageLog[] = $page['uid'];
1118 $page = $this->getPageShortcut($page['shortcut'],$page['shortcut_mode'],$page['uid'],$itera-1,$pageLog);
1119 } else {
1120 $pageLog[] = $page['uid'];
1121 header( 'HTTP/1.0 500 Internal Server Error' );
1122 t3lib_div::sysLog('Page shortcuts were looping in uids '.implode(',',$pageLog).'...!', 'cms', 3);
1123 $this->printError('Page shortcuts were looping in uids '.implode(',',$pageLog).'...!');
1124 exit;
1125 }
1126 }
1127 // Return resulting page:
1128 return $page;
1129 }
1130
1131 /**
1132 * Checks the current rootline for defined sections.
1133 *
1134 * @return boolean
1135 * @access private
1136 */
1137 function checkRootlineForIncludeSection() {
1138 $c=count($this->rootLine);
1139 $removeTheRestFlag=0;
1140
1141 for ($a=0;$a<$c;$a++) {
1142 if (!$this->checkPagerecordForIncludeSection($this->rootLine[$a])) {
1143 // Add to page access failure history:
1144 $this->pageAccessFailureHistory['sub_section'][] = $this->rootLine[$a];
1145 $removeTheRestFlag=1;
1146 }
1147 if ($this->rootLine[$a]['doktype']==6) {
1148 if ($this->beUserLogin) { // If there is a backend user logged in, check if he has read access to the page:
1149 $res = $GLOBALS['TYPO3_DB']->exec_SELECTquery('uid', 'pages', 'uid='.intval($this->id).' AND '.$GLOBALS['BE_USER']->getPagePermsClause(1)); // versionOL()?
1150 list($isPage) = $GLOBALS['TYPO3_DB']->sql_fetch_row($res);
1151 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...
1152 } else { // Dont go here, if there is no backend user logged in.
1153 $removeTheRestFlag=1;
1154 }
1155 }
1156 if ($removeTheRestFlag) {
1157 $this->pageNotFound=2; // Page is 'not found' in case a subsection was found and not accessible, code 2
1158 unset($this->rootLine[$a]);
1159 }
1160 }
1161 return $removeTheRestFlag;
1162 }
1163
1164 /**
1165 * Checks page record for enableFields
1166 * Returns true if enableFields does not disable the page record.
1167 * Takes notice of the ->showHiddenPage flag and uses SIM_ACCESS_TIME for start/endtime evaluation
1168 *
1169 * @param array The page record to evaluate (needs fields: hidden, starttime, endtime, fe_group)
1170 * @param boolean Bypass group-check
1171 * @return boolean True, if record is viewable.
1172 * @see tslib_cObj::getTreeList(), checkPagerecordForIncludeSection()
1173 */
1174 function checkEnableFields($row,$bypassGroupCheck=FALSE) {
1175 if ((!$row['hidden'] || $this->showHiddenPage)
1176 && $row['starttime']<=$GLOBALS['SIM_ACCESS_TIME']
1177 && ($row['endtime']==0 || $row['endtime']>$GLOBALS['SIM_ACCESS_TIME'])
1178 && ($bypassGroupCheck || $this->checkPageGroupAccess($row))
1179 ) { return TRUE; }
1180 }
1181
1182 /**
1183 * Check group access against a page record
1184 *
1185 * @param array The page record to evaluate (needs field: fe_group)
1186 * @param mixed List of group id's (comma list or array). Default is $this->gr_list
1187 * @return boolean True, if group access is granted.
1188 * @access private
1189 */
1190 function checkPageGroupAccess($row, $groupList=NULL) {
1191 if(is_null($groupList)) {
1192 $groupList = $this->gr_list;
1193 }
1194 if(!is_array($groupList)) {
1195 $groupList = explode(',', $groupList);
1196 }
1197 $pageGroupList = explode(',', $row['fe_group'] ? $row['fe_group'] : 0);
1198 return count(array_intersect($groupList, $pageGroupList)) > 0;
1199 }
1200
1201 /**
1202 * Checks page record for include section
1203 *
1204 * @param array The page record to evaluate (needs fields: extendToSubpages + hidden, starttime, endtime, fe_group)
1205 * @return boolean Returns true if either extendToSubpages is not checked or if the enableFields does not disable the page record.
1206 * @access private
1207 * @see checkEnableFields(), tslib_cObj::getTreeList(), checkRootlineForIncludeSection()
1208 */
1209 function checkPagerecordForIncludeSection($row) {
1210 return (!$row['extendToSubpages'] || $this->checkEnableFields($row)) ? 1 : 0;
1211 }
1212
1213 /**
1214 * 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!)
1215 *
1216 * @return boolean returns TRUE if logins are OK, otherwise false (and then the login user must be unset!)
1217 */
1218 function checkIfLoginAllowedInBranch() {
1219
1220 // Initialize:
1221 $c = count($this->rootLine);
1222 $disable = FALSE;
1223
1224 // Traverse root line from root and outwards:
1225 for ($a=0; $a<$c; $a++) {
1226
1227 // If a value is set for login state:
1228 if ($this->rootLine[$a]['fe_login_mode'] > 0) {
1229
1230 // Determine state from value:
1231 $disable = (int)$this->rootLine[$a]['fe_login_mode'] === 1 ? TRUE : FALSE;
1232 }
1233 }
1234
1235 return !$disable;
1236 }
1237
1238 /**
1239 * 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
1240 *
1241 * @return array Summary of why page access was not allowed.
1242 */
1243 function getPageAccessFailureReasons() {
1244 $output = array();
1245
1246 $combinedRecords = array_merge(
1247 is_array($this->pageAccessFailureHistory['direct_access']) ? $this->pageAccessFailureHistory['direct_access'] : array(array('fe_group'=>0)), // Adding fake first record for direct access if none, otherwise $k==0 below will be indicating a sub-section record to be first direct_access record which is of course false!
1248 is_array($this->pageAccessFailureHistory['sub_section']) ? $this->pageAccessFailureHistory['sub_section'] : array()
1249 );
1250
1251 if (count($combinedRecords)) {
1252 foreach($combinedRecords as $k => $pagerec) {
1253 // 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
1254 // If $k>0 it is parent pages being tested. They are only significant for the access to the first page IF they had the extendToSubpages flag set, hence checked only then!
1255 if (!$k || $pagerec['extendToSubpages']) {
1256 if ($pagerec['hidden']) $output['hidden'][$pagerec['uid']] = TRUE;
1257 if ($pagerec['starttime'] > $GLOBALS['SIM_ACCESS_TIME']) $output['starttime'][$pagerec['uid']] = $pagerec['starttime'];
1258 if ($pagerec['endtime']!=0 && $pagerec['endtime'] <= $GLOBALS['SIM_ACCESS_TIME']) $output['endtime'][$pagerec['uid']] = $pagerec['endtime'];
1259 if (!$this->checkPageGroupAccess($pagerec)) $output['fe_group'][$pagerec['uid']] = $pagerec['fe_group'];
1260 }
1261 }
1262 }
1263
1264 return $output;
1265 }
1266
1267 /**
1268 * This checks if there are ARGV-parameters in the QUERY_STRING and if so, those are used for the id
1269 * $this->id must be 'false' in order for any processing to happen in here
1270 * If an id/alias value is extracted from the QUERY_STRING it is set in $this->id
1271 *
1272 * @return void
1273 * @access private
1274 */
1275 function setIDfromArgV() {
1276 if (!$this->id) {
1277 list($theAlias) = explode('&',t3lib_div::getIndpEnv('QUERY_STRING'));
1278 $theAlias = trim($theAlias);
1279 $this->id = ($theAlias != '' && strpos($theAlias, '=') === false) ? $theAlias : 0;
1280 }
1281 }
1282
1283 /**
1284 * Gets ->page and ->rootline information based on ->id. ->id may change during this operation.
1285 * If not inside domain, then default to first page in domain.
1286 *
1287 * @param integer Page uid of the page where the found domain record is (pid of the domain record)
1288 * @return void
1289 * @access private
1290 */
1291 function getPageAndRootlineWithDomain($domainStartPage) {
1292 $this->getPageAndRootline();
1293
1294 // Checks if the $domain-startpage is in the rootLine. This is necessary so that references to page-id's from other domains are not possible.
1295 if ($domainStartPage && is_array($this->rootLine)) {
1296 reset ($this->rootLine);
1297 $idFound = 0;
1298 while(list($key,$val)=each($this->rootLine)) {
1299 if ($val['uid']==$domainStartPage) {
1300 $idFound=1;
1301 break;
1302 }
1303 }
1304 if (!$idFound) {
1305 $this->pageNotFound=3; // Page is 'not found' in case the id was outside the domain, code 3
1306 $this->id = $domainStartPage;
1307 $this->getPageAndRootline(); //re-get the page and rootline if the id was not found.
1308 }
1309 }
1310 }
1311
1312 /**
1313 * Sets sys_page where-clause
1314 *
1315 * @return void
1316 * @access private
1317 */
1318 function setSysPageWhereClause() {
1319 $this->sys_page->where_hid_del.=' AND pages.doktype<200';
1320 $this->sys_page->where_groupAccess = $this->sys_page->getMultipleGroupsWhereClause('pages.fe_group', 'pages');
1321 }
1322
1323 /**
1324 * Looking up a domain record based on HTTP_HOST
1325 *
1326 * @param boolean If set, it looks "recursively" meaning that a domain like "123.456.typo3.com" would find a domain record like "typo3.com" if "123.456.typo3.com" or "456.typo3.com" did not exist.
1327 * @return integer Returns the page id of the page where the domain record was found.
1328 * @access private
1329 */
1330 function findDomainRecord($recursive=0) {
1331 if ($recursive) {
1332 $host = explode('.',t3lib_div::getIndpEnv('HTTP_HOST'));
1333 while(count($host)) {
1334 $pageUid = $this->sys_page->getDomainStartPage(implode('.',$host),t3lib_div::getIndpEnv('SCRIPT_NAME'),t3lib_div::getIndpEnv('REQUEST_URI'));
1335 if ($pageUid) return $pageUid; else array_shift($host);
1336 }
1337 return $pageUid;
1338 } else {
1339 return $this->sys_page->getDomainStartPage(t3lib_div::getIndpEnv('HTTP_HOST'),t3lib_div::getIndpEnv('SCRIPT_NAME'),t3lib_div::getIndpEnv('REQUEST_URI'));
1340 }
1341 }
1342
1343 /**
1344 * Page unavailable handler for use in frontend plugins from extensions.
1345 *
1346 * @param string Reason text
1347 * @param string HTTP header to send
1348 * @return void Function exits.
1349 */
1350 function pageUnavailableAndExit($reason='', $header='') {
1351 $header = $header ? $header : $this->TYPO3_CONF_VARS['FE']['pageUnavailable_handling_statheader'];
1352 $this->pageUnavailableHandler($this->TYPO3_CONF_VARS['FE']['pageUnavailable_handling'], $header, $reason);
1353 exit;
1354 }
1355
1356 /**
1357 * Page-not-found handler for use in frontend plugins from extensions.
1358 *
1359 * @param string Reason text
1360 * @param string HTTP header to send
1361 * @return void Function exits.
1362 */
1363 function pageNotFoundAndExit($reason='', $header='') {
1364 $header = $header ? $header : $this->TYPO3_CONF_VARS['FE']['pageNotFound_handling_statheader'];
1365 $this->pageNotFoundHandler($this->TYPO3_CONF_VARS['FE']['pageNotFound_handling'], $header, $reason);
1366 exit;
1367 }
1368
1369 /**
1370 * Checks whether the pageUnavailableHandler should be used. To be used, pageUnavailable_handling must be set
1371 * and devIPMask must not match the current visitor's IP address.
1372 *
1373 * @return boolean True/false whether the pageUnavailable_handler should be used.
1374 */
1375 function checkPageUnavailableHandler() {
1376 if($this->TYPO3_CONF_VARS['FE']['pageUnavailable_handling'] &&
1377 !t3lib_div::cmpIP(t3lib_div::getIndpEnv('REMOTE_ADDR'), $this->TYPO3_CONF_VARS['SYS']['devIPmask'])) {
1378 $checkPageUnavailableHandler = TRUE;
1379 } else {
1380 $checkPageUnavailableHandler = FALSE;
1381 }
1382
1383 return $checkPageUnavailableHandler;
1384 }
1385
1386 /**
1387 * Page unavailable handler. Acts a wrapper for the pageErrorHandler method.
1388 *
1389 * @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 $code value is expected to be a "Location:" header value.
1390 * @param string If set, this is passed directly to the PHP function, header()
1391 * @param string If set, error messages will also mention this as the reason for the page-not-found.
1392 * @return void (The function exits!)
1393 */
1394 function pageUnavailableHandler($code, $header, $reason) {
1395 $this->pageErrorHandler($code, $header, $reason);
1396 }
1397
1398 /**
1399 * Page not found handler. Acts a wrapper for the pageErrorHandler method.
1400 *
1401 * @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 $code value is expected to be a "Location:" header value.
1402 * @param string If set, this is passed directly to the PHP function, header()
1403 * @param string If set, error messages will also mention this as the reason for the page-not-found.
1404 * @return void (The function exits!)
1405 */
1406 function pageNotFoundHandler($code, $header='', $reason='') {
1407 $this->pageErrorHandler($code, $header, $reason);
1408 }
1409
1410 /**
1411 * Generic error page handler.
1412 * Exits.
1413 *
1414 * @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 $code value is expected to be a "Location:" header value.
1415 * @param string If set, this is passed directly to the PHP function, header()
1416 * @param string If set, error messages will also mention this as the reason for the page-not-found.
1417 * @return void (The function exits!)
1418 */
1419 function pageErrorHandler($code, $header='', $reason='') {
1420
1421 // Issue header in any case:
1422 if ($header) {
1423 $headerArr = preg_split('/\r|\n/',$header,-1,PREG_SPLIT_NO_EMPTY);
1424 foreach ($headerArr as $header) {
1425 header ($header);
1426 }
1427 }
1428
1429 // Create response:
1430 if (gettype($code)=='boolean' || !strcmp($code,1)) { // Simply boolean; Just shows TYPO3 error page with reason:
1431 $this->printError('The page did not exist or was inaccessible.'.($reason ? ' Reason: '.htmlspecialchars($reason) : ''));
1432 } elseif (t3lib_div::isFirstPartOfStr($code,'USER_FUNCTION:')) {
1433 $funcRef = trim(substr($code,14));
1434 $params = array(
1435 'currentUrl' => t3lib_div::getIndpEnv('REQUEST_URI'),
1436 'reasonText' => $reason,
1437 'pageAccessFailureReasons' => $this->getPageAccessFailureReasons()
1438 );
1439 echo t3lib_div::callUserFunction($funcRef,$params,$this);
1440 } elseif (t3lib_div::isFirstPartOfStr($code,'READFILE:')) {
1441 $readFile = t3lib_div::getFileAbsFileName(trim(substr($code,9)));
1442 if (@is_file($readFile)) {
1443 $fileContent = t3lib_div::getUrl($readFile);
1444 $fileContent = str_replace('###CURRENT_URL###', t3lib_div::getIndpEnv('REQUEST_URI'), $fileContent);
1445 $fileContent = str_replace('###REASON###', htmlspecialchars($reason), $fileContent);
1446 echo $fileContent;
1447 } else {
1448 $this->printError('Configuration Error: 404 page "'.$readFile.'" could not be found.');
1449 }
1450 } elseif (t3lib_div::isFirstPartOfStr($code,'REDIRECT:')) {
1451 header('Location: '.t3lib_div::locationHeaderUrl(substr($code,9)));
1452 exit;
1453 } elseif (strlen($code)) {
1454 // Check if URL is relative
1455 $url_parts = parse_url($code);
1456 if ($url_parts['host'] == '') {
1457 $url_parts['host'] = t3lib_div::getIndpEnv('HTTP_HOST');
1458 $code = t3lib_div::getIndpEnv('TYPO3_REQUEST_HOST') . $code;
1459 $checkBaseTag = false;
1460 } else {
1461 $checkBaseTag = true;
1462 }
1463
1464 // Check recursion
1465 if ($code == t3lib_div::getIndpEnv('TYPO3_REQUEST_URL')) {
1466 if ($reason == '') {
1467 $reason = 'Page cannot be found.';
1468 }
1469 $reason.= chr(10) . chr(10) . 'Additionally, ' . $code . ' was not found while trying to retrieve the error document.';
1470 $this->printError('Reason: '.nl2br(htmlspecialchars($reason)));
1471 exit();
1472 }
1473
1474 // Prepare headers
1475 $headerArr = array(
1476 'User-agent: ' . t3lib_div::getIndpEnv('HTTP_USER_AGENT'),
1477 'Referer: ' . t3lib_div::getIndpEnv('TYPO3_REQUEST_URL')
1478 );
1479 $res = t3lib_div::getURL($code, 1, $headerArr);
1480
1481 // Header and content are separated by an empty line
1482 list($header,$content) = split("\r\n\r\n", $res, 2);
1483 $content.= "\r\n";
1484
1485 if (false === $res) {
1486 // Last chance -- redirect
1487 header('Location: '.t3lib_div::locationHeaderUrl($code));
1488 } else {
1489
1490 $forwardHeaders = array( // Forward these response headers to the client
1491 'Content-Type:',
1492 );
1493 $headerArr = preg_split('/\r|\n/',$header,-1,PREG_SPLIT_NO_EMPTY);
1494 foreach ($headerArr as $header) {
1495 foreach ($forwardHeaders as $h) {
1496 if (preg_match('/^'.$h.'/', $header)) {
1497 header ($header);
1498 }
1499 }
1500 }
1501 // Put <base> if necesary
1502 if ($checkBaseTag) {
1503
1504 // If content already has <base> tag, we do not need to do anything
1505 if (false === stristr($content, '<base ')) {
1506
1507 // Generate href for base tag
1508 $base = $url_parts['scheme'] . '://';
1509 if ($url_parts['user'] != '') {
1510 $base.= $url_parts['user'];
1511 if ($url_parts['pass'] != '') {
1512 $base.= ':' . $url_parts['pass'];
1513 }
1514 $base.= '@';
1515 }
1516 $base.= $url_parts['host'];
1517
1518 // Add path portion skipping possible file name
1519 $base.= preg_replace('/(.*\/)[^\/]*/', '${1}', $url_parts['path']);
1520
1521 // Put it into content (generate also <head> if necessary)
1522 $replacement = chr(10) . '<base href="' . htmlentities($base) . '" />' . chr(10);
1523 if (stristr($content, '<head>')) {
1524 $content = preg_replace('/(<head>)/i', '\1' . $replacement, $content);
1525 } else {
1526 $content = preg_replace('/(<html[^>]*>)/i', '\1<head>' . $replacement . '</head>', $content);
1527 }
1528 }
1529 }
1530 echo $content; // Output the content
1531 }
1532 } else {
1533 $this->printError($reason ? 'Reason: '.htmlspecialchars($reason) : 'Page cannot be found.');
1534 }
1535 exit();
1536 }
1537
1538 /**
1539 * Fetches the integer page id for a page alias.
1540 * 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 $this->id
1541 *
1542 * @return void
1543 * @access private
1544 */
1545 function checkAndSetAlias() {
1546 if ($this->id && !t3lib_div::testInt($this->id)) {
1547 $aid = $this->sys_page->getPageIdFromAlias($this->id);
1548 if ($aid) {
1549 $this->id = $aid;
1550 } else {
1551 $this->pageNotFound = 4;
1552 }
1553 }
1554 }
1555
1556 /**
1557 * 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 $_GET
1558 * If values for ->cHash, ->no_cache, ->jumpurl and ->MP is found, they are also loaded into the internal vars of this class.
1559 *
1560 * @param string String to analyze
1561 * @return void
1562 * @access private
1563 */
1564 function idPartsAnalyze($str) {
1565 $GET_VARS = '';
1566 switch(substr($str,0,2)) {
1567 case 'B6':
1568 $addParams = base64_decode(str_replace('_','=',str_replace('-','/',substr($str,2))));
1569 parse_str($addParams,$GET_VARS);
1570 break;
1571 case 'M5':
1572 $res = $GLOBALS['TYPO3_DB']->exec_SELECTquery('params', 'cache_md5params', 'md5hash='.$GLOBALS['TYPO3_DB']->fullQuoteStr(substr($str,2), 'cache_md5params'));
1573 $row = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($res);
1574
1575 $this->updateMD5paramsRecord(substr($str,2));
1576 parse_str($row['params'],$GET_VARS);
1577 break;
1578 }
1579
1580 $this->mergingWithGetVars($GET_VARS);
1581 }
1582
1583 /**
1584 * Merging values into the global $_GET
1585 *
1586 * @param array Array of key/value pairs that will be merged into the current GET-vars. (Non-escaped values)
1587 * @return void
1588 */
1589 function mergingWithGetVars($GET_VARS) {
1590 if (is_array($GET_VARS)) {
1591 $realGet = t3lib_div::_GET(); // Getting $_GET var, unescaped.
1592 if (!is_array($realGet)) $realGet = array();
1593
1594 // Merge new values on top:
1595 $realGet = t3lib_div::array_merge_recursive_overrule($realGet,$GET_VARS);
1596
1597 // Write values back to $_GET:
1598 t3lib_div::_GETset($realGet);
1599
1600 // Setting these specifically (like in the init-function):
1601 if (isset($GET_VARS['type'])) $this->type = intval($GET_VARS['type']);
1602 if (isset($GET_VARS['cHash'])) $this->cHash = $GET_VARS['cHash'];
1603 if (isset($GET_VARS['jumpurl'])) $this->jumpurl = $GET_VARS['jumpurl'];
1604 if (isset($GET_VARS['MP'])) $this->MP = $this->TYPO3_CONF_VARS['FE']['enable_mount_pids'] ? $GET_VARS['MP'] : '';
1605
1606 if (isset($GET_VARS['no_cache']) && $GET_VARS['no_cache']) $this->set_no_cache();
1607 }
1608 }
1609
1610 /**
1611 * Looking for a ADMCMD_prev code, looks it up if found and returns configuration data.
1612 * 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.
1613 * 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.
1614 * 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.
1615 *
1616 * @return array Preview configuration array from sys_preview record.
1617 * @see t3lib_BEfunc::compilePreviewKeyword()
1618 */
1619 function ADMCMD_preview(){
1620 $inputCode = t3lib_div::_GP('ADMCMD_prev');
1621
1622 // If no inputcode and a cookie is set, load input code from cookie:
1623 if (!$inputCode && $_COOKIE['ADMCMD_prev']) {
1624 $inputCode = $_COOKIE['ADMCMD_prev'];
1625 }
1626
1627 // If inputcode now, look up the settings:
1628 if ($inputCode) {
1629
1630 if ($inputCode=='LOGOUT') { // "log out":
1631 SetCookie('ADMCMD_prev', '', 0);
1632 if ($this->TYPO3_CONF_VARS['FE']['workspacePreviewLogoutTemplate']) {
1633 if (@is_file(PATH_site.$this->TYPO3_CONF_VARS['FE']['workspacePreviewLogoutTemplate'])) {
1634 $message = t3lib_div::getUrl(PATH_site.$this->TYPO3_CONF_VARS['FE']['workspacePreviewLogoutTemplate']);
1635 } else {
1636 $message = '<b>ERROR!</b><br>Template File "'.$this->TYPO3_CONF_VARS['FE']['workspacePreviewLogoutTemplate'].'" configured with $TYPO3_CONF_VARS["FE"]["workspacePreviewLogoutTemplate"] not found. Please contact webmaster about this problem.';
1637 }
1638 } else {
1639 $message = 'You logged out from Workspace preview mode. Click this link to <a href="%1$s">go back to the website</a>';
1640 }
1641 die(sprintf($message,
1642 htmlspecialchars(ereg_replace('\&?ADMCMD_prev=[[:alnum:]]+','',t3lib_div::_GET('returnUrl')))
1643 ));
1644 }
1645
1646 // Look for keyword configuration record:
1647 list($previewData) = $GLOBALS['TYPO3_DB']->exec_SELECTgetRows(
1648 '*',
1649 'sys_preview',
1650 'keyword='.$GLOBALS['TYPO3_DB']->fullQuoteStr($inputCode, 'sys_preview').
1651 ' AND endtime>'.time()
1652 );
1653
1654 // Get: Backend login status, Frontend login status
1655 // - Make sure to remove fe/be cookies (temporarily); BE already done in ADMCMD_preview_postInit()
1656 if (is_array($previewData)) {
1657 if (!count(t3lib_div::_POST())) {
1658 // Unserialize configuration:
1659 $previewConfig = unserialize($previewData['config']);
1660
1661 if ($previewConfig['fullWorkspace']) { // For full workspace preview we only ADD a get variable to set the preview of the workspace - so all other Get vars are accepted. Hope this is not a security problem. Still posting is not allowed and even if a backend user get initialized it shouldn't lead to situations where users can use those credentials.
1662
1663 // Set the workspace preview value:
1664 t3lib_div::_GETset($previewConfig['fullWorkspace'],'ADMCMD_previewWS');
1665
1666 // 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...
1667 if (t3lib_div::_GP('ADMCMD_prev')) {
1668 SetCookie('ADMCMD_prev', t3lib_div::_GP('ADMCMD_prev'), 0); // Lifetime is 1 hour, does it matter much? Requires the user to click the link from their email again if it expires.
1669 }
1670 return $previewConfig;
1671 } elseif (t3lib_div::getIndpEnv('TYPO3_SITE_URL').'index.php?ADMCMD_prev='.$inputCode === t3lib_div::getIndpEnv('TYPO3_REQUEST_URL')) {
1672
1673 // Set GET variables:
1674 $GET_VARS = '';
1675 parse_str($previewConfig['getVars'], $GET_VARS);
1676 t3lib_div::_GETset($GET_VARS);
1677
1678 // Return preview keyword configuration:
1679 return $previewConfig;
1680 } else die(htmlspecialchars('Request URL did not match "'.t3lib_div::getIndpEnv('TYPO3_SITE_URL').'index.php?ADMCMD_prev='.$inputCode.'"')); // This check is to prevent people from setting additional GET vars via realurl or other URL path based ways of passing parameters.
1681 } else die('POST requests are incompatible with keyword preview.');
1682 } else die('ADMCMD command could not be executed! (No keyword configuration found)');
1683 }
1684 }
1685
1686 /**
1687 * Configuration after initialization of TSFE object.
1688 * Basically this unsets the BE cookie if any and forces the BE user set according to the preview configuration.
1689 *
1690 * @param array Preview configuration, see ADMCMD_preview()
1691 * @return void
1692 * @see ADMCMD_preview(), index_ts.php
1693 */
1694 function ADMCMD_preview_postInit($previewConfig){
1695 if (is_array($previewConfig)) {
1696
1697 // Clear cookies:
1698 unset($_COOKIE['be_typo_user']);
1699 $this->ADMCMD_preview_BEUSER_uid = $previewConfig['BEUSER_uid'];
1700
1701 } else die('Error in preview configuration.');
1702 }
1703
1704
1705
1706
1707
1708
1709
1710
1711
1712
1713
1714 /********************************************
1715 *
1716 * Template and caching related functions.
1717 *
1718 *******************************************/
1719
1720 /**
1721 * 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
1722 *
1723 * @return void
1724 * @see reqCHash()
1725 */
1726 function makeCacheHash() {
1727 $GET = t3lib_div::_GET();
1728 if ($this->cHash && is_array($GET)) {
1729 $this->cHash_array = t3lib_div::cHashParams(t3lib_div::implodeArrayForUrl('',$GET));
1730 $cHash_calc = t3lib_div::shortMD5(serialize($this->cHash_array));
1731
1732 if ($cHash_calc!=$this->cHash) {
1733 if ($this->TYPO3_CONF_VARS['FE']['pageNotFoundOnCHashError']) {
1734 $this->pageNotFoundAndExit('Request parameters could not be validated (&cHash comparison failed)');
1735 } else {
1736 $this->set_no_cache();
1737 $GLOBALS['TT']->setTSlogMessage('The incoming cHash "'.$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);
1738 }
1739 }
1740 }
1741 }
1742
1743 /**
1744 * Will disable caching if the cHash value was not set.
1745 * 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)
1746 *
1747 * @return void
1748 * @see makeCacheHash(), tslib_pibase::pi_cHashCheck()
1749 */
1750 function reqCHash() {
1751 if (!$this->cHash) {
1752 if ($this->TYPO3_CONF_VARS['FE']['pageNotFoundOnCHashError']) {
1753 if ($this->tempContent) { $this->clearPageCacheContent(); }
1754 $this->pageNotFoundAndExit('Request parameters could not be validated (&cHash empty)');
1755 } else {
1756 $this->set_no_cache();
1757 $GLOBALS['TT']->setTSlogMessage('TSFE->reqCHash(): No &cHash parameter was sent for GET vars though required so caching is disabled',2);
1758 }
1759 }
1760 }
1761
1762 /**
1763 * Splits the input query-parameters into an array with certain parameters filtered out.
1764 * Used to create the cHash value
1765 *
1766 * @param string Query-parameters: "&xxx=yyy&zzz=uuu"
1767 * @return array Array with key/value pairs of query-parameters WITHOUT a certain list of variable names (like id, type, no_cache etc) and WITH a variable, encryptionKey, specific for this server/installation
1768 * @access private
1769 * @see makeCacheHash(), tslib_cObj::typoLink()
1770 * @obsolete
1771 */
1772 function cHashParams($addQueryParams) {
1773 return t3lib_div::cHashParams($addQueryParams);
1774 }
1775
1776 /**
1777 * Initialize the TypoScript template parser
1778 *
1779 * @return void
1780 */
1781 function initTemplate() {
1782 $this->tmpl = t3lib_div::makeInstance('t3lib_TStemplate');
1783 $this->tmpl->init();
1784 $this->tmpl->tt_track= $this->beUserLogin ? 1 : 0;
1785 }
1786
1787 /**
1788 * See if page is in cache and get it if so
1789 * Stores the page content in $this->content if something is found.
1790 *
1791 * @return void
1792 */
1793 function getFromCache() {
1794 if (!$this->no_cache) {
1795 $cc = $this->tmpl->getCurrentPageData();
1796
1797 if (!is_array($cc)) {
1798 $key = $this->id.'::'.$this->MP;
1799 $isLocked = $this->acquirePageGenerationLock($this->pagesection_lockObj, $key); // Returns true if the lock is active now
1800 if (!$isLocked) { // Lock is no longer active, the data in "cache_pagesection" is now ready
1801 $cc = $this->tmpl->getCurrentPageData();
1802 if (is_array($cc)) {
1803 $this->releasePageGenerationLock($this->pagesection_lockObj); // Release the lock
1804 }
1805 }
1806 }
1807
1808 if (is_array($cc)) {
1809 // 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.
1810 // If this hash is not the same in here in this section and after page-generation, then the page will not be properly cached!
1811 $cc = $this->tmpl->matching($cc); // This array is an identification of the template. If $this->all is empty it's because the template-data is not cached, which it must be.
1812 ksort($cc);
1813
1814 $this->all = $cc;
1815 }
1816 unset($cc);
1817 }
1818
1819 $this->content = ''; // clearing the content-variable, which will hold the pagecontent
1820 unset($this->config); // Unsetting the lowlevel config
1821 $this->cacheContentFlag = 0;
1822
1823 // Look for page in cache only if caching is not disabled and if a shift-reload is not sent to the server.
1824 if (!$this->no_cache && !$this->headerNoCache()) {
1825 $lockHash = $this->getLockHash();
1826
1827 if ($this->all) {
1828 $this->newHash = $this->getHash();
1829
1830 $GLOBALS['TT']->push('Cache Row','');
1831 $row = $this->getFromCache_queryRow();
1832
1833 if (!is_array($row)) {
1834 $isLocked = $this->acquirePageGenerationLock($this->pages_lockObj, $lockHash);
1835 if (!$isLocked) { // Lock is no longer active, the data in "cache_pages" is now ready
1836 $row = $this->getFromCache_queryRow();
1837 if (is_array($row)) {
1838 $this->releasePageGenerationLock($this->pages_lockObj); // Release the lock
1839 }
1840 }
1841 }
1842
1843 if (is_array($row)) {
1844 // Release this lock
1845 $this->releasePageGenerationLock($this->pages_lockObj);
1846
1847 $this->config = (array)unserialize($row['cache_data']); // Fetches the lowlevel config stored with the cached data
1848 $this->content = $row['HTML']; // Getting the content
1849 $this->tempContent = $row['temp_content']; // Flag for temp content
1850 $this->cacheContentFlag = 1; // Setting flag, so we know, that some cached content has been loaded
1851 $this->cacheExpires = $row['expires'];
1852
1853 if ($this->TYPO3_CONF_VARS['FE']['debug'] || $this->config['config']['debug']) {
1854 $dateFormat = $GLOBALS['TYPO3_CONF_VARS']['SYS']['ddmmyy'];
1855 $timeFormat = $GLOBALS['TYPO3_CONF_VARS']['SYS']['hhmm'];
1856
1857 $this->content.= chr(10).'<!-- Cached page generated '.date($dateFormat.' '.$timeFormat, $row['tstamp']).'. Expires '.Date($dateFormat.' '.$timeFormat, $row['expires']).' -->';
1858 }
1859 }
1860 $GLOBALS['TT']->pull();
1861
1862 } else {
1863 $this->acquirePageGenerationLock($this->pages_lockObj, $lockHash);
1864 }
1865 }
1866 }
1867
1868 /**
1869 * Returning the cached version of page with hash = newHash
1870 *
1871 * @return array Cached row, if any. Otherwise void.
1872 */
1873 function getFromCache_queryRow() {
1874
1875 $GLOBALS['TT']->push('Cache Query','');
1876 $res = $GLOBALS['TYPO3_DB']->exec_SELECTquery(
1877 'S.*',
1878 'cache_pages S,pages P',
1879 'S.hash='.$GLOBALS['TYPO3_DB']->fullQuoteStr($this->newHash, 'cache_pages').'
1880 AND S.page_id=P.uid
1881 AND S.expires > '.intval($GLOBALS['EXEC_TIME']).'
1882 AND P.deleted=0
1883 AND P.hidden=0
1884 AND P.starttime<='.intval($GLOBALS['EXEC_TIME']).'
1885 AND (P.endtime=0 OR P.endtime>'.intval($GLOBALS['EXEC_TIME']).')'
1886 );
1887 $GLOBALS['TT']->pull();
1888
1889 if ($row = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($res)) {
1890 $this->pageCachePostProcess($row,'get');
1891 }
1892 $GLOBALS['TYPO3_DB']->sql_free_result($res);
1893 return $row;
1894 }
1895
1896 /**
1897 * Detecting if shift-reload has been clicked
1898 * Will not be called if re-generation of page happens by other reasons (for instance that the page is not in cache yet!)
1899 * Also, a backend user MUST be logged in for the shift-reload to be detected due to DoS-attack-security reasons.
1900 *
1901 * @return boolean If shift-reload in client browser has been clicked, disable getting cached page (and regenerate it).
1902 */
1903 function headerNoCache() {
1904 $disableAcquireCacheData = FALSE;
1905
1906 if ($this->beUserLogin) {
1907 if (strtolower($_SERVER['HTTP_CACHE_CONTROL'])==='no-cache' || strtolower($_SERVER['HTTP_PRAGMA'])==='no-cache') {
1908 $disableAcquireCacheData = TRUE;
1909 }
1910 }
1911
1912 // Call hook for possible by-pass of requiring of page cache (for recaching purpose)
1913 if (is_array($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['headerNoCache'])) {
1914 $_params = array('pObj' => &$this, 'disableAcquireCacheData' => &$disableAcquireCacheData);
1915 foreach($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['headerNoCache'] as $_funcRef) {
1916 t3lib_div::callUserFunction($_funcRef,$_params,$this);
1917 }
1918 }
1919
1920 return $disableAcquireCacheData;
1921 }
1922
1923 /**
1924 * Calculates the cache-hash
1925 * This hash is unique to the template, the variables ->id, ->type, ->gr_list (list of groups), ->MP (Mount Points) and cHash array
1926 * Used to get and later store the cached data.
1927 *
1928 * @return string MD5 hash of $this->hash_base which is a serialized version of there variables.
1929 * @access private
1930 * @see getFromCache(), getLockHash()
1931 */
1932 function getHash() {
1933 $this->hash_base = serialize(
1934 array(
1935 'all' => $this->all,
1936 'id' => intval($this->id),
1937 'type' => intval($this->type),
1938 'gr_list' => (string)$this->gr_list,
1939 'MP' => (string)$this->MP,
1940 'cHash' => $this->cHash_array
1941 )
1942 );
1943
1944 return md5($this->hash_base);
1945 }
1946
1947 /**
1948 * Calculates the lock-hash
1949 * This hash is unique to the above hash, except that it doesn't contain the template information in $this->all.
1950 *
1951 * @return string MD5 hash
1952 * @access private
1953 * @see getFromCache(), getHash()
1954 */
1955 function getLockHash() {
1956 $lockHash = serialize(
1957 array(
1958 'id' => intval($this->id),
1959 'type' => intval($this->type),
1960 'gr_list' => (string)$this->gr_list,
1961 'MP' => (string)$this->MP,
1962 'cHash' => $this->cHash_array
1963 )
1964 );
1965
1966 return md5($lockHash);
1967 }
1968
1969 /**
1970 * Checks if config-array exists already but if not, gets it
1971 *
1972 * @return void
1973 */
1974 function getConfigArray() {
1975 $setStatPageName = false;
1976
1977 if (!is_array($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
1978 $GLOBALS['TT']->push('Parse template','');
1979
1980 // Force parsing, if set?:
1981 $this->tmpl->forceTemplateParsing = $this->forceTemplateParsing;
1982
1983 // Start parsing the TS template. Might return cached version.
1984 $this->tmpl->start($this->rootLine);
1985 $GLOBALS['TT']->pull();
1986
1987 if ($this->tmpl->loaded) {
1988 $GLOBALS['TT']->push('Setting the config-array','');
1989 // t3lib_div::print_array($this->tmpl->setup);
1990 $this->sPre = $this->tmpl->setup['types.'][$this->type]; // toplevel - objArrayName
1991 $this->pSetup = $this->tmpl->setup[$this->sPre.'.'];
1992
1993 if (!is_array($this->pSetup)) {
1994 if ($this->checkPageUnavailableHandler()) {
1995 $this->pageUnavailableAndExit('The page is not configured! [type= '.$this->type.']['.$this->sPre.']');
1996 } else {
1997 header( 'HTTP/1.0 503 Service Temporarily Unavailable' );
1998 t3lib_div::sysLog('The page is not configured! [type= '.$this->type.']['.$this->sPre.']', 'cms', 3);
1999 $this->printError('The page is not configured! [type= '.$this->type.']['.$this->sPre.']');
2000 exit;
2001 }
2002 } else {
2003 $this->config['config']=Array();
2004
2005 // Filling the config-array.
2006 if (is_array($this->tmpl->setup['config.'])) {
2007 $this->config['config'] = $this->tmpl->setup['config.'];
2008 }
2009 if (is_array($this->pSetup['config.'])) {
2010 reset($this->pSetup['config.']);
2011 while(list($theK,$theV)=each($this->pSetup['config.'])) {
2012 $this->config['config'][$theK] = $theV;
2013 }
2014 }
2015 // if .simulateStaticDocuments was not present, the default value will rule.
2016 if (!isset($this->config['config']['simulateStaticDocuments'])) {
2017 $this->config['config']['simulateStaticDocuments'] = trim($this->TYPO3_CONF_VARS['FE']['simulateStaticDocuments']);
2018 }
2019 if ($this->config['config']['simulateStaticDocuments']) {
2020 // Set replacement char only if it is needed
2021 $this->setSimulReplacementChar();
2022 }
2023
2024 if ($this->config['config']['typolinkEnableLinksAcrossDomains']) {
2025 $this->config['config']['typolinkCheckRootline'] = true;
2026 }
2027
2028 // Set default values for removeDefaultJS, inlineStyle2TempFile and minifyJS so CSS and JS are externalized/minified if compatversion is higher than 4.0
2029 if (t3lib_div::compat_version('4.0')) {
2030 if (!isset($this->config['config']['removeDefaultJS'])) {
2031 $this->config['config']['removeDefaultJS'] = 'external';
2032 }
2033 if (!isset($this->config['config']['inlineStyle2TempFile'])) {
2034 $this->config['config']['inlineStyle2TempFile'] = 1;
2035 }
2036 if (!isset($this->config['config']['minifyJS'])) {
2037 $this->config['config']['minifyJS'] = 1;
2038 }
2039 }
2040
2041 // Processing for the config_array:
2042 $this->config['rootLine'] = $this->tmpl->rootLine;
2043 $this->config['mainScript'] = trim($this->config['config']['mainScript']) ? trim($this->config['config']['mainScript']) : 'index.php';
2044
2045 // STAT:
2046 $theLogFile = $this->TYPO3_CONF_VARS['FE']['logfile_dir'].strftime($this->config['config']['stat_apache_logfile']);
2047 // Add PATH_site left to $theLogFile if the path is not absolute yet
2048 if (!t3lib_div::isAbsPath($theLogFile)) $theLogFile = PATH_site.$theLogFile;
2049
2050 if ($this->config['config']['stat_apache'] && $this->config['config']['stat_apache_logfile'] && !strstr($this->config['config']['stat_apache_logfile'],'/')) {
2051 if (t3lib_div::isAllowedAbsPath($theLogFile)) {
2052 if (!@is_file($theLogFile)) {
2053 touch($theLogFile); // Try to create the logfile
2054 t3lib_div::fixPermissions($theLogFile);
2055 }
2056
2057 if (@is_file($theLogFile) && @is_writable($theLogFile)) {
2058 $this->config['stat_vars']['logFile'] = $theLogFile;
2059 $setStatPageName = true; // Set page name later on
2060 } else {
2061 $GLOBALS['TT']->setTSlogMessage('Could not set logfile path. Check filepath and permissions.',3);
2062 }
2063 }
2064 }
2065
2066 $this->config['FEData'] = $this->tmpl->setup['FEData'];
2067 $this->config['FEData.'] = $this->tmpl->setup['FEData.'];
2068 }
2069 $GLOBALS['TT']->pull();
2070 } else {
2071 if ($this->checkPageUnavailableHandler()) {
2072 $this->pageUnavailableAndExit('No template found!');
2073 } else {
2074 header( 'HTTP/1.0 503 Service Temporarily Unavailable' );
2075 t3lib_div::sysLog('No template found!', 'cms', 3);
2076 $this->printError('No template found!');
2077 exit;
2078 }
2079 }
2080 }
2081
2082 // Initialize charset settings etc.
2083 $this->initLLvars();
2084
2085 // We want nice names, so we need to handle the charset
2086 if ($setStatPageName) {
2087 // Make life easier and accept variants for utf-8
2088 if (preg_match('/utf-?8/i', $this->config['config']['stat_apache_niceTitle'])) {
2089 $this->config['config']['stat_apache_niceTitle'] = 'utf-8';
2090 }
2091 if ($this->config['config']['stat_apache_niceTitle'] == 'utf-8') {
2092 $shortTitle = $this->csConvObj->utf8_encode($this->page['title'],$this->renderCharset);
2093 } elseif ($this->config['config']['stat_apache_niceTitle']) {
2094 $shortTitle = $this->csConvObj->specCharsToASCII($this->renderCharset,$this->page['title']);
2095 } else {
2096 $shortTitle = $this->page['title'];
2097 }
2098 $len = t3lib_div::intInRange($this->config['config']['stat_apache_pageLen'],1,100,30);
2099 if ($this->config['config']['stat_apache_niceTitle'] == 'utf-8') {
2100 $shortTitle = rawurlencode($this->csConvObj->substr('utf-8',$shortTitle,0,$len));
2101 } else {
2102 $shortTitle = substr(preg_replace('/[^.[:alnum:]_-]/','_',$shortTitle),0,$len);
2103 }
2104 $pageName = $this->config['config']['stat_apache_pagenames'] ? $this->config['config']['stat_apache_pagenames'] : '[path][title]--[uid].html';
2105 $pageName = str_replace('[title]', $shortTitle ,$pageName);
2106 $pageName = str_replace('[uid]',$this->page['uid'],$pageName);
2107 $pageName = str_replace('[alias]',$this->page['alias'],$pageName);
2108 $pageName = str_replace('[type]',$this->type,$pageName);
2109 $temp = $this->config['rootLine'];
2110 array_pop($temp);
2111 if ($this->config['config']['stat_apache_noRoot']) {
2112 array_shift($temp);
2113 }
2114 $len = t3lib_div::intInRange($this->config['config']['stat_titleLen'],1,100,20);
2115 if ($this->config['config']['stat_apache_niceTitle'] == 'utf-8') {
2116 $path = '';
2117 $c = count($temp);
2118 for ($i=0; $i<$c; $i++) {
2119 if ($temp[$i]['uid']) {
2120 $p = $this->csConvObj->crop('utf-8',$this->csConvObj->utf8_encode($temp[$i]['title'],$this->renderCharset),$len,"\xE2\x80\xA6"); // U+2026; HORIZONTAL ELLIPSIS
2121 $path .= '/' . rawurlencode($p);
2122 }
2123 }
2124 } elseif ($this->config['config']['stat_apache_niceTitle']) {
2125 $path = $this->csConvObj->specCharsToASCII($this->renderCharset,$this->sys_page->getPathFromRootline($temp,$len));
2126 } else {
2127 $path = $this->sys_page->getPathFromRootline($temp,$len);
2128 }
2129 if ($this->config['config']['stat_apache_niceTitle'] == 'utf-8') {
2130 $this->config['stat_vars']['pageName'] = str_replace('[path]', $path.'/', $pageName);
2131 } else {
2132 $this->config['stat_vars']['pageName'] = str_replace('[path]', preg_replace('/[^.[:alnum:]\/_-]/','_',$path.'/'), $pageName);
2133 }
2134 }
2135
2136 // No cache
2137 if ($this->config['config']['no_cache']) { $this->set_no_cache(); } // Set $this->no_cache true if the config.no_cache value is set!
2138
2139 // Check PATH_INFO url
2140 if ($this->absRefPrefix_force && strcmp($this->config['config']['simulateStaticDocuments'],'PATH_INFO')) {
2141 $redirectUrl = t3lib_div::getIndpEnv('TYPO3_REQUEST_DIR').'index.php?id='.$this->id.'&type='.$this->type;
2142 if ($this->config['config']['simulateStaticDocuments_dontRedirectPathInfoError']) {
2143 if ($this->checkPageUnavailableHandler()) {
2144 $this->pageUnavailableAndExit('PATH_INFO was not configured for this website, and the URL tries to find the page by PATH_INFO!');
2145 } else {
2146 header( 'HTTP/1.0 503 Service Temporarily Unavailable' );
2147 t3lib_div::sysLog('PATH_INFO was not configured for this website, and the URL tries to find the page by PATH_INFO!', 'cms', 3);
2148 $this->printError('PATH_INFO was not configured for this website, and the URL tries to find the page by PATH_INFO!<br /><br /><a href="'.htmlspecialchars($redirectUrl).'">Click here to get to the right page.</a>','Error: PATH_INFO not configured');
2149 }
2150 } else {
2151 header('Location: '.t3lib_div::locationHeaderUrl($redirectUrl));
2152 }
2153 exit;
2154 // $this->set_no_cache(); // Set no_cache if PATH_INFO is NOT used as simulateStaticDoc. and if absRefPrefix_force shows that such an URL has been passed along.
2155 }
2156 }
2157
2158
2159
2160
2161
2162
2163
2164
2165
2166
2167
2168
2169
2170
2171 /********************************************
2172 *
2173 * Further initialization and data processing
2174 * (jumpurl/submission of forms)
2175 *
2176 *******************************************/
2177
2178 /**
2179 * Get the compressed $TCA array for use in the front-end
2180 * 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.
2181 * Operates on the global variable, $TCA
2182 *
2183 * @return void
2184 * @see includeTCA()
2185 */
2186 function getCompressedTCarray() {
2187 global $TCA;
2188
2189 $GLOBALS['TT']->push('Get Compressed TC array');
2190 if (!$this->TCAloaded) {
2191 // Create hash string for storage / retrieval of cached content:
2192 $tempHash = md5('tables.php:'.
2193 filemtime(TYPO3_extTableDef_script ? PATH_typo3conf.TYPO3_extTableDef_script : PATH_t3lib.'stddb/tables.php').
2194 (TYPO3_extTableDef_script?filemtime(PATH_typo3conf.TYPO3_extTableDef_script):'').
2195 ($GLOBALS['TYPO3_LOADED_EXT']['_CACHEFILE'] ? filemtime(PATH_typo3conf.$GLOBALS['TYPO3_LOADED_EXT']['_CACHEFILE'].'_ext_tables.php') : '')
2196 );
2197 // Try to fetch if:
2198 list($TCA,$this->TCAcachedExtras) = unserialize($this->sys_page->getHash($tempHash, 0));
2199 // If no result, create it:
2200 if (!is_array($TCA)) {
2201 $this->includeTCA(0);
2202 $newTc = Array();
2203 $this->TCAcachedExtras = array(); // Collects other information
2204
2205 foreach($TCA as $key => $val) {
2206 $newTc[$key]['ctrl'] = $val['ctrl'];
2207 $newTc[$key]['feInterface'] = $val['feInterface'];
2208
2209 // Collect information about localization exclusion of fields:
2210 t3lib_div::loadTCA($key);
2211 if (is_array($TCA[$key]['columns'])) {
2212 $this->TCAcachedExtras[$key]['l10n_mode'] = array();
2213 foreach($TCA[$key]['columns'] as $fN => $fV) {
2214 if ($fV['l10n_mode']) {
2215 $this->TCAcachedExtras[$key]['l10n_mode'][$fN] = $fV['l10n_mode'];
2216 }
2217 }
2218 }
2219 }
2220
2221 // Store it in cache:
2222 $TCA = $newTc;
2223 $this->sys_page->storeHash($tempHash, serialize(array($newTc,$this->TCAcachedExtras)), 'SHORT TC');
2224 }
2225 }
2226 $GLOBALS['TT']->pull();
2227 }
2228
2229 /**
2230 * Includes full TCA.
2231 * Normally in the frontend only a part of the global $TCA array is loaded, for instance the "ctrl" part. Thus it doesn't take up too much memory.
2232 * If you need the FULL TCA available for some reason (like plugins using it) you should call this function which will include the FULL TCA.
2233 * Global vars $TCA, $PAGES_TYPES, $LANG_GENERAL_LABELS can/will be affected.
2234 * The flag $this->TCAloaded will make sure that such an inclusion happens only once since; If $this->TCAloaded is set, nothing is included.
2235 *
2236 * @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 $this->TCAloaded after inclusion and therefore if its false, another inclusion will be possible on the next call. See ->getCompressedTCarray())
2237 * @return void
2238 * @see getCompressedTCarray()
2239 */
2240 function includeTCA($TCAloaded=1) {
2241 global $TCA, $PAGES_TYPES, $LANG_GENERAL_LABELS, $TBE_MODULES;
2242 if (!$this->TCAloaded) {
2243 $TCA = Array();
2244 include (TYPO3_tables_script ? PATH_typo3conf.TYPO3_tables_script : PATH_t3lib.'stddb/tables.php');
2245 // Extension additions
2246 if ($GLOBALS['TYPO3_LOADED_EXT']['_CACHEFILE']) {
2247 include(PATH_typo3conf.$GLOBALS['TYPO3_LOADED_EXT']['_CACHEFILE'].'_ext_tables.php');
2248 } else {
2249 include(PATH_t3lib.'stddb/load_ext_tables.php');
2250 }
2251 // ext-script
2252 if (TYPO3_extTableDef_script) {
2253 include (PATH_typo3conf.TYPO3_extTableDef_script);
2254 }
2255
2256 $this->TCAloaded = $TCAloaded;
2257 }
2258 }
2259
2260 /**
2261 * Setting the language key that will be used by the current page.
2262 * 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.
2263 *
2264 * @return void
2265 * @access private
2266 */
2267 function settingLanguage() {
2268
2269 // Get values from TypoScript:
2270 $this->sys_language_uid = $this->sys_language_content = intval($this->config['config']['sys_language_uid']);
2271 list($this->sys_language_mode,$sys_language_content) = t3lib_div::trimExplode(';', $this->config['config']['sys_language_mode']);
2272 $this->sys_language_contentOL = $this->config['config']['sys_language_overlay'];
2273
2274 // If sys_language_uid is set to another language than default:
2275 if ($this->sys_language_uid>0) {
2276 // Request the overlay record for the sys_language_uid:
2277 $olRec = $this->sys_page->getPageOverlay($this->id, $this->sys_language_uid);
2278 if (!count($olRec)) {
2279
2280 // If no OL record exists and a foreign language is asked for...
2281 if ($this->sys_language_uid) {
2282
2283 // If requested translation is not available:
2284 if (t3lib_div::hideIfNotTranslated($this->page['l18n_cfg'])) {
2285 $this->pageNotFoundAndExit('Page is not available in the requested language.');
2286 } else {
2287 switch((string)$this->sys_language_mode) {
2288 case 'strict':
2289 $this->pageNotFoundAndExit('Page is not available in the requested language (strict).');
2290 break;
2291 case 'content_fallback':
2292 $fallBackOrder = t3lib_div::intExplode(',', $sys_language_content);
2293 foreach($fallBackOrder as $orderValue) {
2294 if (!strcmp($orderValue,'0') || count($this->sys_page->getPageOverlay($this->id, $orderValue))) {
2295 $this->sys_language_content = $orderValue; // Setting content uid (but leaving the sys_language_uid)
2296 break;
2297 }
2298 }
2299 break;
2300 case 'ignore':
2301 $this->sys_language_content = $this->sys_language_uid;
2302 break;
2303 default:
2304 // Default is that everything defaults to the default language...
2305 $this->sys_language_uid = $this->sys_language_content = 0;
2306 break;
2307 }
2308 }
2309 }
2310 } else {
2311 // Setting sys_language if an overlay record was found (which it is only if a language is used)
2312 $this->page = $this->sys_page->getPageOverlay($this->page, $this->sys_language_uid);
2313 }
2314 }
2315
2316 // Setting sys_language_uid inside sys-page:
2317 $this->sys_page->sys_language_uid = $this->sys_language_uid;
2318
2319 // If default translation is not available:
2320 if ((!$this->sys_language_uid || !$this->sys_language_content) && $this->page['l18n_cfg']&1) {
2321 $this->pageNotFoundAndExit('Page is not available in default language.');
2322 }
2323
2324 // Updating content of the two rootLines IF the language key is set!
2325 if ($this->sys_language_uid && is_array($this->tmpl->rootLine)) {
2326 reset($this->tmpl->rootLine);
2327 while(list($rLk)=each($this->tmpl->rootLine)) {
2328 $this->tmpl->rootLine[$rLk] = $this->sys_page->getPageOverlay($this->tmpl->rootLine[$rLk]);
2329 }
2330 }
2331 if ($this->sys_language_uid && is_array($this->rootLine)) {
2332 reset($this->rootLine);
2333 while(list($rLk)=each($this->rootLine)) {
2334 $this->rootLine[$rLk] = $this->sys_page->getPageOverlay($this->rootLine[$rLk]);
2335 }
2336 }
2337
2338 // Finding the ISO code:
2339 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"
2340 $sys_language_row = $this->sys_page->getRawRecord('sys_language',$this->sys_language_content,'static_lang_isocode');
2341 if (is_array($sys_language_row) && $sys_language_row['static_lang_isocode']) {
2342 $stLrow = $this->sys_page->getRawRecord('static_languages',$sys_language_row['static_lang_isocode'],'lg_iso_2');
2343 $this->sys_language_isocode = $stLrow['lg_iso_2'];
2344 }
2345 }
2346
2347 // Setting softMergeIfNotBlank:
2348 $table_fields = t3lib_div::trimExplode(',', $this->config['config']['sys_language_softMergeIfNotBlank'],1);
2349 foreach($table_fields as $TF) {
2350 list($tN,$fN) = explode(':',$TF);
2351 $this->TCAcachedExtras[$tN]['l10n_mode'][$fN] = 'mergeIfNotBlank';
2352 }
2353
2354 // Setting softExclude:
2355 $table_fields = t3lib_div::trimExplode(',', $this->config['config']['sys_language_softExclude'],1);
2356 foreach($table_fields as $TF) {
2357 list($tN,$fN) = explode(':',$TF);
2358 $this->TCAcachedExtras[$tN]['l10n_mode'][$fN] = 'exclude';
2359 }
2360 }
2361
2362 /**
2363 * Setting locale for frontend rendering
2364 *
2365 * @return void
2366 */
2367 function settingLocale() {
2368
2369 // Setting locale
2370 if ($this->config['config']['locale_all']) {
2371 # Change by Rene Fritz, 22/10 2002
2372 # 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
2373 # this does not work in php 4.2.3
2374 #setlocale('LC_ALL',$this->config['config']['locale_all']);
2375 #setlocale('LC_NUMERIC','en_US');
2376
2377 # so we set all except LC_NUMERIC
2378 setlocale(LC_COLLATE,$this->config['config']['locale_all']);
2379 setlocale(LC_CTYPE,$this->config['config']['locale_all']);
2380 setlocale(LC_MONETARY,$this->config['config']['locale_all']);
2381 setlocale(LC_TIME,$this->config['config']['locale_all']);
2382
2383 $this->localeCharset = $this->csConvObj->get_locale_charset($this->config['config']['locale_all']);
2384 }
2385 }
2386
2387 /**
2388 * Checks if any email-submissions or submission via the fe_tce
2389 *
2390 * @return string "email" if a formmail has been sent, "fe_tce" if front-end data submission (like forums, guestbooks) is sent. "" if none.
2391 */
2392 function checkDataSubmission() {
2393 $ret = '';
2394 $formtype_db = isset($_POST['formtype_db']) || isset($_POST['formtype_db_x']);
2395 $formtype_mail = isset($_POST['formtype_mail']) || isset($_POST['formtype_mail_x']);
2396 if ($formtype_db || $formtype_mail) {
2397 $refInfo = parse_url(t3lib_div::getIndpEnv('HTTP_REFERER'));
2398 if (t3lib_div::getIndpEnv('TYPO3_HOST_ONLY')==$refInfo['host'] || $this->TYPO3_CONF_VARS['SYS']['doNotCheckReferer']) {
2399 if ($this->locDataCheck($_POST['locationData'])) {
2400 if ($formtype_mail) {
2401 $ret = 'email';
2402 } elseif ($formtype_db && is_array($_POST['data'])) {
2403 $ret = 'fe_tce';
2404 }
2405 $GLOBALS['TT']->setTSlogMessage('"Check Data Submission": Return value: '.$ret,0);
2406 return $ret;
2407 }
2408 } else $GLOBALS['TT']->setTSlogMessage('"Check Data Submission": HTTP_HOST and REFERER HOST did not match when processing submitted formdata!',3);
2409 }
2410
2411 // Hook for processing data submission to extensions:
2412 if (is_array($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['checkDataSubmission'])) {
2413 foreach($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['checkDataSubmission'] as $_classRef) {
2414 $_procObj = &t3lib_div::getUserObj($_classRef);
2415 $_procObj->checkDataSubmission($this);
2416 }
2417 }
2418 return $ret;
2419 }
2420
2421 /**
2422 * Processes submitted user data (obsolete "Frontend TCE")
2423 *
2424 * @return void
2425 * @see tslib_feTCE
2426 * @link http://typo3.org/doc.0.html?&tx_extrepmgm_pi1[extUid]=270&tx_extrepmgm_pi1[tocEl]=342&cHash=fdf55adb3b
2427 */
2428 function fe_tce() {
2429 $fe_tce = t3lib_div::makeInstance('tslib_feTCE');
2430 $fe_tce->start(t3lib_div::_POST('data'),$this->config['FEData.']);
2431 $fe_tce->includeScripts();
2432 }
2433
2434 /**
2435 * Checks if a formmail submission can be sent as email
2436 *
2437 * @param string The input from $_POST['locationData']
2438 * @return void
2439 * @access private
2440 * @see checkDataSubmission()
2441 */
2442 function locDataCheck($locationData) {
2443 $locData = explode(':',$locationData);
2444 if (!$locData[1] || $this->sys_page->checkRecord($locData[1],$locData[2],1)) {
2445 if (count($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.
2446 return 1;
2447 } else $GLOBALS['TT']->setTSlogMessage('LocationData Error: The page pointed to by location data ('.$locationData.') was not accessible.',2);
2448 } else $GLOBALS['TT']->setTSlogMessage('LocationData Error: Location data ('.$locationData.') record pointed to was not accessible.',2);
2449 }
2450
2451 /**
2452 * Sends the emails from the formmail content object.
2453 *
2454 * @return void
2455 * @access private
2456 * @see checkDataSubmission()
2457 */
2458 function sendFormmail() {
2459 $formmail = t3lib_div::makeInstance('t3lib_formmail');
2460
2461 $EMAIL_VARS = t3lib_div::_POST();
2462 $locationData = $EMAIL_VARS['locationData'];
2463 unset($EMAIL_VARS['locationData']);
2464 unset($EMAIL_VARS['formtype_mail'], $EMAIL_VARS['formtype_mail_x'], $EMAIL_VARS['formtype_mail_y']);
2465
2466 $integrityCheck = $this->TYPO3_CONF_VARS['FE']['strictFormmail'];
2467
2468 if (!$this->TYPO3_CONF_VARS['FE']['secureFormmail']) {
2469 // Check recipient field:
2470 $encodedFields = explode(',','recipient,recipient_copy'); // These two fields are the ones which contain recipient addresses that can be misused to send mail from foreign servers.
2471 foreach ($encodedFields as $fieldKey) {
2472 if (strlen($EMAIL_VARS[$fieldKey])) {
2473 if ($res = $this->codeString($EMAIL_VARS[$fieldKey], TRUE)) { // Decode...
2474 $EMAIL_VARS[$fieldKey] = $res; // Set value if OK
2475 } elseif ($integrityCheck) { // Otherwise abort:
2476 $GLOBALS['TT']->setTSlogMessage('"Formmail" discovered a field ('.$fieldKey.') which could not be decoded to a valid string. Sending formmail aborted due to security reasons!',3);
2477 return false;
2478 } else {
2479 $GLOBALS['TT']->setTSlogMessage('"Formmail" discovered a field ('.$fieldKey.') which could not be decoded to a valid string. The security level accepts this, but you should consider a correct coding though!',2);
2480 }
2481 }
2482 }
2483 } else {
2484 $locData = explode(':',$locationData);
2485 $record = $this->sys_page->checkRecord($locData[1],$locData[2],1);
2486 $EMAIL_VARS['recipient'] = $record['subheader'];
2487 $EMAIL_VARS['recipient_copy'] = $this->extractRecipientCopy($record['bodytext']);
2488 }
2489
2490 // Hook for preprocessing of the content for formmails:
2491 if (is_array($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['sendFormmail-PreProcClass'])) {
2492 foreach($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['sendFormmail-PreProcClass'] as $_classRef) {
2493 $_procObj = &t3lib_div::getUserObj($_classRef);
2494 $EMAIL_VARS = $_procObj->sendFormmail_preProcessVariables($EMAIL_VARS,$this);
2495 }
2496 }
2497
2498 $formmail->start($EMAIL_VARS);
2499 $formmail->sendtheMail();
2500 $GLOBALS['TT']->setTSlogMessage('"Formmail" invoked, sending mail to '.$EMAIL_VARS['recipient'],0);
2501 }
2502
2503 /**
2504 * Extracts the value of recipient copy field from a formmail CE bodytext
2505 *
2506 * @param string $bodytext The content of the related bodytext field
2507 * @return string The value of the recipient_copy field, or an empty string
2508 */
2509 function extractRecipientCopy($bodytext) {
2510 $recipient_copy = '';
2511 $fdef = array();
2512 //|recipient_copy=hidden|karsten@localhost.localdomain
2513 preg_match('/^[\s]*\|[\s]*recipient_copy[\s]*=[\s]*hidden[\s]*\|(.*)$/m', $bodytext, $fdef);
2514 $recipient_copy = (!empty($fdef[1])) ? $fdef[1] : '';
2515 return $recipient_copy;
2516 }
2517
2518 /**
2519 * Sets the jumpurl for page type "External URL"
2520 *
2521 * @return void
2522 */
2523 function setExternalJumpUrl() {
2524 if ($extUrl = $this->sys_page->getExtURL($this->page, $this->config['config']['disablePageExternalUrl'])) {
2525 $this->jumpurl = $extUrl;
2526 }
2527 }
2528
2529 /**
2530 * Check the jumpUrl referer if required
2531 *
2532 * @return void
2533 */
2534 function checkJumpUrlReferer() {
2535 if (strlen($this->jumpurl) && !$this->TYPO3_CONF_VARS['SYS']['doNotCheckReferer']) {
2536 $referer = parse_url(t3lib_div::getIndpEnv('HTTP_REFERER'));
2537 if (isset($referer['host']) && !($referer['host'] == t3lib_div::getIndpEnv('TYPO3_HOST_ONLY'))) {
2538 unset($this->jumpurl);
2539 }
2540 }
2541 }
2542
2543 /**
2544 * Sends a header "Location" to jumpUrl, if jumpurl is set.
2545 * Will exit if a location header is sent (for instance if jumpUrl was triggered)
2546 *
2547 * "jumpUrl" is a concept where external links are redirected from the index_ts.php script, which first logs the URL.
2548 * This feature is only interesting if config.sys_stat is used.
2549 *
2550 * @return void
2551 */
2552 function jumpUrl() {
2553 if ($this->jumpurl) {
2554 if (t3lib_div::_GP('juSecure')) {
2555 $hArr = array(
2556 $this->jumpurl,
2557 t3lib_div::_GP('locationData'),
2558 $this->TYPO3_CONF_VARS['SYS']['encryptionKey']
2559 );
2560 $calcJuHash=t3lib_div::shortMD5(serialize($hArr));
2561 $locationData = t3lib_div::_GP('locationData');
2562 $juHash = t3lib_div::_GP('juHash');
2563 if ($juHash == $calcJuHash) {
2564 if ($this->locDataCheck($locationData)) {
2565 $this->jumpurl = rawurldecode($this->jumpurl); // 211002 - goes with cObj->filelink() rawurlencode() of filenames so spaces can be allowed.
2566 if (@is_file($this->jumpurl)) {
2567 $mimeType = t3lib_div::_GP('mimeType');
2568 $mimeType = $mimeType ? $mimeType : 'application/octet-stream';
2569 header('Cache-Control: must-revalidate, post-check=0, pre-check=0');
2570 header('Content-Type: '.$mimeType);
2571 header('Content-Disposition: attachment; filename='.basename($this->jumpurl));
2572 readfile($this->jumpurl);
2573 exit;
2574 } else die('jumpurl Secure: "'.$this->jumpurl.'" was not a valid file!');
2575 } else die('jumpurl Secure: locationData, '.$locationData.', was not accessible.');
2576 } else die('jumpurl Secure: Calculated juHash, '.$calcJuHash.', did not match the submitted juHash.');
2577 } else {
2578 $TSConf = $this->getPagesTSconfig();
2579 if ($TSConf['TSFE.']['jumpUrl_transferSession']) {
2580 $uParts = parse_url($this->jumpurl);
2581 $params = '&FE_SESSION_KEY='.rawurlencode($this->fe_user->id.'-'.md5($this->fe_user->id.'/'.$this->TYPO3_CONF_VARS['SYS']['encryptionKey']));
2582 $this->jumpurl.= ($uParts['query']?'':'?').$params; // Add the session parameter ...
2583 }
2584 header('Location: '.$this->jumpurl);
2585 exit;
2586 }
2587 }
2588 }
2589
2590 /**
2591 * Sets the URL_ID_TOKEN in the internal var, $this->getMethodUrlIdToken
2592 * This feature allows sessions to use a GET-parameter instead of a cookie.
2593 *
2594 * @return void
2595 * @access private
2596 */
2597 function setUrlIdToken() {
2598 if ($this->config['config']['ftu']) {
2599 $this->getMethodUrlIdToken = $this->TYPO3_CONF_VARS['FE']['get_url_id_token'];
2600 } else {
2601 $this->getMethodUrlIdToken = '';
2602 }
2603 }
2604
2605
2606
2607
2608
2609
2610
2611
2612
2613
2614
2615
2616
2617
2618
2619
2620
2621
2622
2623
2624
2625
2626
2627 /********************************************
2628 *
2629 * Page generation; cache handling
2630 *
2631 *******************************************/
2632
2633 /**
2634 * Returns true if the page should be generated
2635 * That is if jumpurl is not set and the cacheContentFlag is not set.
2636 *
2637 * @return boolean
2638 */
2639 function isGeneratePage() {
2640 return (!$this->cacheContentFlag && !$this->jumpurl);
2641 }
2642
2643 /**
2644 * Temp cache content
2645 * 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.
2646 *
2647 * @return void
2648 */
2649 function tempPageCacheContent() {
2650 $this->tempContent = false;
2651
2652 if (!$this->no_cache) {
2653 $seconds = 30;
2654 $title = htmlspecialchars($this->tmpl->printTitle($this->page['title']));
2655 $request_uri = htmlspecialchars(t3lib_div::getIndpEnv('REQUEST_URI'));
2656
2657 $stdMsg = '
2658 <strong>Page is being generated.</strong><br />
2659 If this message does not disappear within '.$seconds.' seconds, please reload.';
2660
2661 $message = $this->config['config']['message_page_is_being_generated'];
2662 if (strcmp('', $message)) {
2663 $message = $this->csConvObj->utf8_encode($message,$this->renderCharset); // This page is always encoded as UTF-8
2664 $message = str_replace('###TITLE###', $title, $message);
2665 $message = str_replace('###REQUEST_URI###', $request_uri, $message);
2666 } else $message = $stdMsg;
2667
2668 $temp_content = '<?xml version="1.0" encoding="UTF-8"?>
2669 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN"
2670 "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
2671 <html xmlns="http://www.w3.org/1999/xhtml">
2672 <head>
2673 <title>'.$title.'</title>
2674 <meta http-equiv="refresh" content="10" />
2675 </head>
2676 <body style="background-color:white; font-family:Verdana,Arial,Helvetica,sans-serif; color:#cccccc; text-align:center;">'.
2677 $message.'
2678 </body>
2679 </html>';
2680
2681 // Fix 'nice errors' feature in modern browsers
2682 $padSuffix = '<!--pad-->'; // prevent any trims
2683 $padSize = 768 - strlen($padSuffix) - strlen($temp_content);
2684 if ($padSize > 0) {
2685 $temp_content = str_pad($temp_content, $padSize, "\n") . $padSuffix;
2686 }
2687
2688 if (!$this->headerNoCache() && $cachedRow = $this->getFromCache_queryRow()) {
2689 // 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.
2690 // This is either the "Page is being generated" screen or it can be the final result.
2691 // In any case we should not begin another rendering process also, so we silently disable caching and render the page ourselves and thats it.
2692 // 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...
2693 $this->set_no_cache();
2694 } else {
2695 $this->tempContent = TRUE; // This flag shows that temporary content is put in the cache
2696 $this->setPageCacheContent($temp_content, $this->config, $GLOBALS['EXEC_TIME']+$seconds);
2697 }
2698 }
2699 }
2700
2701 /**
2702 * Set cache content to $this->content
2703 *
2704 * @return void
2705 */
2706 function realPageCacheContent() {
2707 $cache_timeout = $this->get_cache_timeout(); // seconds until a cached page is too old
2708 $timeOutTime = $GLOBALS['EXEC_TIME']+$cache_timeout;
2709 if ($this->config['config']['cache_clearAtMidnight']) {
2710 $midnightTime = mktime (0,0,0,date('m',$timeOutTime),date('d',$timeOutTime),date('Y',$timeOutTime));
2711 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.
2712 $timeOutTime = $midnightTime;
2713 }
2714 }
2715 $this->tempContent = false;
2716 $this->setPageCacheContent($this->content, $this->config, $timeOutTime);
2717
2718 // Hook for cache post processing (eg. writing static files!)
2719 if (is_array($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['insertPageIncache'])) {
2720 foreach($this->TYPO3_CONF_VARS['SC_OPTIONS']['tslib/class.tslib_fe.php']['insertPageIncache'] as $_classRef) {
2721 $_procObj = &t3lib_div::getUserObj($_classRef);
2722 $_procObj->insertPageIncache($this,$timeOutTime);
2723 }
2724 }
2725 }
2726
2727 /**
2728 * Sets cache content; Inserts the content string into the cache_pages table.
2729 *
2730 * @param string The content to store in the HTML field of the cache table
2731 * @param mixed The additional cache_data array, fx. $this->config
2732 * @param integer Timestamp
2733 * @return void
2734 * @see realPageCacheContent(), tempPageCacheContent()
2735 */
2736 function setPageCacheContent($content,$data,$tstamp) {
2737 $this->clearPageCacheContent();
2738 $insertFields = array(
2739 'hash' => $this->newHash,
2740 'page_id' => $this->id,
2741 'HTML' => $content,
2742 'temp_content' => $this->tempContent,
2743 'cache_data' => serialize($data),
2744 'expires' => $tstamp,
2745 'tstamp' => $GLOBALS['EXEC_TIME']
2746 );
2747
2748 $this->cacheExpires = $tstamp;
2749
2750 if ($this->page_cache_reg1) {
2751 $insertFields['reg1'] = intval($this->page_cache_reg1);
2752 }
2753 $this->pageCachePostProcess($insertFields,'set');
2754
2755 $GLOBALS['TYPO3_DB']->exec_INSERTquery('cache_pages', $insertFields);
2756 }
2757
2758 /**
2759 * Clears cache content (for $this->newHash)
2760 *
2761 * @return void
2762 */
2763 function clearPageCacheContent() {
2764 $GLOBALS['TYPO3_DB']->exec_DELETEquery('cache_pages', 'hash='.$GLOBALS['TYPO3_DB']->fullQuoteStr($this->newHash, 'cache_pages'));
2765 }
2766
2767 /**
2768 * Clears cache content for a list of page ids
2769 *
2770 * @param string A list of INTEGER numbers which points to page uids for which to clear entries in the cache_pages table (page content cache)
2771 * @return void
2772 */
2773 function clearPageCacheContent_pidList($pidList) {
2774 $GLOBALS['TYPO3_DB']->exec_DELETEquery('cache_pages', 'page_id IN ('.$GLOBALS['TYPO3_DB']->cleanIntList($pidList).')');
2775 }
2776
2777 /**
2778 * Post processing page cache rows for both get and set.
2779 *
2780 * @param array Input "cache_pages" row, passed by reference!
2781 * @param string Type of operation, either "get" or "set"
2782 * @return void
2783 */
2784 function pageCachePostProcess(&$row,$type) {
2785
2786 if ($this->TYPO3_CONF_VARS['FE']['pageCacheToExternalFiles']) {
2787 $cacheFileName = PATH_site.'typo3temp/cache_pages/'.$row['hash']{0}.$row['hash']{1}.'/'.$row['hash'].'.html';
2788 switch((string)$type) {
2789 case 'get':
2790 $row['HTML'] = @is_file($cacheFileName) ? t3lib_div::getUrl($cacheFileName) : '<!-- CACHING ERROR, sorry -->';
2791 break;
2792 case 'set':
2793 t3lib_div::writeFileToTypo3tempDir($cacheFileName,$row['HTML']);
2794 $row['HTML'] = '';
2795 break;
2796 }
2797 }
2798 }
2799
2800 /**
2801 * Sets sys last changed
2802 * Setting the SYS_LASTCHANGED value in the pagerecord: This value will thus be set to the highest tstamp of records rendered on the page. This includes all records with no regard to hidden records, userprotection and so on.
2803 *
2804 * @return void
2805 * @see tslib_cObj::lastChanged()
2806 */
2807 function setSysLastChanged() {
2808 if ($this->page['SYS_LASTCHANGED'] < intval($this->register['SYS_LASTCHANGED'])) {
2809 $GLOBALS['TYPO3_DB']->exec_UPDATEquery('pages', 'uid='.intval($this->id), array('SYS_LASTCHANGED' => intval($this->register['SYS_LASTCHANGED'])));
2810 }
2811 }
2812
2813 /**
2814 * Lock the page generation process
2815 * The lock is used to queue page requests until this page is successfully stored in the cache.
2816 *
2817 * @param t3lib_lock Reference to a locking object
2818 * @param string String to identify the lock in the system
2819 * @return boolean Returns true if the lock could be obtained, false otherwise (= process had to wait for existing lock to be released)
2820 * @see releasePageGenerationLock()
2821 */
2822 function acquirePageGenerationLock(&$lockObj, $key) {
2823 if ($this->no_cache || $this->headerNoCache()) {
2824 t3lib_div::sysLog('Locking: Page is not cached, no locking required', 'cms', 0);
2825 return true; // No locking is needed if caching is disabled
2826 }
2827
2828 try {
2829 if (!is_object($lockObj)) {
2830 $className = t3lib_div::makeInstanceClassName('t3lib_lock');
2831 $lockObj = new $className($key, $this->TYPO3_CONF_VARS['SYS']['lockingMode']);
2832 }
2833
2834 $success = false;
2835 if (strlen($key)) {
2836 // true = Page could get locked without blocking
2837 // false = Page could get locked but process was blocked before
2838 $success = $lockObj->acquire();
2839 if ($lockObj->getLockStatus()) {
2840 $lockObj->sysLog('Acquired lock');
2841 }
2842 }
2843 } catch (Exception $e) {
2844 $lockObj->sysLog('Failed to acquire lock: '.$e->getMessage(), 3);
2845 $success = false; // If locking fails, return with false and continue without locking
2846 }
2847
2848 return $success;
2849 }
2850
2851 /**
2852 * Release the page generation lock
2853 *
2854 * @param t3lib_lock Reference to a locking object
2855 * @return boolean Returns true on success, false otherwise
2856 * @see acquirePageGenerationLock()
2857 */
2858 function releasePageGenerationLock(&$lockObj) {
2859 $success = false;
2860 // If lock object is set and was aquired (may also happen if no_cache was enabled during runtime), release it:
2861 if (is_object($lockObj) && $lockObj instanceof t3lib_lock && $lockObj->getLockStatus()) {
2862 $success = $lockObj->release();
2863 $lockObj->sysLog('Released lock');
2864 unset($lockObj);
2865 // Otherwise, if caching is disabled, no locking is required:
2866 } elseif ($this->no_cache || $this->headerNoCache()) {
2867 $success = true;
2868 }
2869 return $success;
2870 }
2871
2872
2873
2874
2875
2876
2877
2878
2879
2880
2881
2882
2883
2884
2885
2886
2887
2888
2889
2890
2891 /********************************************
2892 *
2893 * Page generation; rendering and inclusion
2894 *
2895 *******************************************/
2896
2897 /**
2898 * Does some processing BEFORE the pagegen script is included.
2899 *
2900 * @return void
2901 */
2902 function generatePage_preProcessing() {
2903 $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!
2904 $this->config[