Added feature #5613: Enable/integrate conditions in Page TSconfig
authorOliver Hader <oliver.hader@typo3.org>
Tue, 20 Oct 2009 17:18:14 +0000 (17:18 +0000)
committerOliver Hader <oliver.hader@typo3.org>
Tue, 20 Oct 2009 17:18:14 +0000 (17:18 +0000)
git-svn-id: https://svn.typo3.org/TYPO3v4/Core/trunk@6188 709f56b5-9817-0410-a4d7-c38de5d9e867

ChangeLog
t3lib/class.t3lib_befunc.php
t3lib/class.t3lib_tsparser_ext.php
t3lib/class.t3lib_tsparser_tsconfig.php [new file with mode: 0644]
t3lib/class.t3lib_tstemplate.php
t3lib/class.t3lib_userauthgroup.php
t3lib/config_default.php
t3lib/core_autoload.php
t3lib/matchcondition/class.t3lib_matchcondition_abstract.php [new file with mode: 0644]
t3lib/matchcondition/class.t3lib_matchcondition_backend.php [new file with mode: 0644]
t3lib/matchcondition/class.t3lib_matchcondition_frontend.php [new file with mode: 0644]

index b60903f..d5d4808 100755 (executable)
--- a/ChangeLog
+++ b/ChangeLog
@@ -13,6 +13,7 @@
        * Raised saltedpasswords version from 0.9.0 to 0.9.1
        * Raised DBAL version from 0.9.22 to 0.9.23
        * Raised feeditadvanced from 0.1.0 to 0.1.1
+       * Added feature #5613: Enable/integrate conditions in Page TSconfig
 
 2009-10-20  Rupert Germann  <rupi@gmx.li>
 
index 1209ca4..0ff630f 100644 (file)
@@ -1332,18 +1332,27 @@ final class t3lib_BEfunc {
                        return $TSdataArray;
                }
 
-                       // Parsing the user TS (or getting from cache)
-               $userTS = implode(chr(10) . '[GLOBAL]' . chr(10), $TSdataArray);
-               $hash = md5('pageTS:'.$userTS);
-               $cachedContent = t3lib_BEfunc::getHash($hash);
-               $TSconfig = array();
-               if (isset($cachedContent)) {
-                       $TSconfig = unserialize($cachedContent);
+                       // Parsing the page TS-Config (or getting from cache)
+               $pageTS = implode(chr(10) . '[GLOBAL]' . chr(10), $TSdataArray);
+               if ($GLOBALS['TYPO3_CONF_VARS']['BE']['TSconfigConditions']) {
+                       /* @var $parseObj t3lib_TSparser_TSconfig */
+                       $parseObj = t3lib_div::makeInstance('t3lib_TSparser_TSconfig');
+                       $res = $parseObj->parseTSconfig($pageTS, 'PAGES', $id, $rootLine);
+                       if ($res) {
+                               $TSconfig = $res['TSconfig'];
+                       }
                } else {
-                       $parseObj = t3lib_div::makeInstance('t3lib_TSparser');
-                       $parseObj->parse($userTS);
-                       $TSconfig = $parseObj->setup;
-                       t3lib_BEfunc::storeHash($hash, serialize($TSconfig), 'PAGES_TSconfig');
+                       $hash = md5('pageTS:' . $pageTS);
+                       $cachedContent = t3lib_BEfunc::getHash($hash);
+                       $TSconfig = array();
+                       if (isset($cachedContent)) {
+                               $TSconfig = unserialize($cachedContent);
+                       } else {
+                               $parseObj = t3lib_div::makeInstance('t3lib_TSparser');
+                               $parseObj->parse($pageTS);
+                               $TSconfig = $parseObj->setup;
+                               t3lib_BEfunc::storeHash($hash, serialize($TSconfig), 'PAGES_TSconfig');
+                       }
                }
 
                        // get User TSconfig overlay
index aeb0f7b..4ff84f8 100644 (file)
@@ -292,8 +292,9 @@ class t3lib_tsparser_ext extends t3lib_TStemplate   {
                $constants->setup = $this->const;
                $constants->setup = $this->mergeConstantsFromPageTSconfig($constants->setup);
 
-               $matchObj = t3lib_div::makeInstance('t3lib_matchCondition');
-               $matchObj->matchAll=1;          // Matches ALL conditions in TypoScript
+               /* @var $matchObj t3lib_matchCondition_frontend */
+               $matchObj = t3lib_div::makeInstance('t3lib_matchCondition_frontend');
+               $matchObj->setSimulateMatchResult(true);        // Matches ALL conditions in TypoScript
 
                $c=0;
                $cc=count($this->constants);
diff --git a/t3lib/class.t3lib_tsparser_tsconfig.php b/t3lib/class.t3lib_tsparser_tsconfig.php
new file mode 100644 (file)
index 0000000..c96b9e9
--- /dev/null
@@ -0,0 +1,160 @@
+<?php
+/***************************************************************
+*  Copyright notice
+*
+*  (c) 1999-2009 Kasper Skaarhoj (kasperYYYY@typo3.com)
+*  (c) 2007-2009 Kraft Bernhard (kraftb@kraftb.at)
+*  All rights reserved
+*
+*  This script is part of the TYPO3 project. The TYPO3 project is
+*  free software; you can redistribute it and/or modify
+*  it under the terms of the GNU General Public License as published by
+*  the Free Software Foundation; either version 2 of the License, or
+*  (at your option) any later version.
+*
+*  The GNU General Public License can be found at
+*  http://www.gnu.org/copyleft/gpl.html.
+*  A copy is found in the textfile GPL.txt and important notices to the license
+*  from the author is found in LICENSE.txt distributed with these scripts.
+*
+*
+*  This script is distributed in the hope that it will be useful,
+*  but WITHOUT ANY WARRANTY; without even the implied warranty of
+*  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+*  GNU General Public License for more details.
+*
+*  This copyright notice MUST APPEAR in all copies of the script!
+***************************************************************/
+/**
+ * A TS-Config parsing class which performs condition evaluation
+ *
+ * $Id$
+ *
+ * @author     Kraft Bernhard <kraftb@kraftb.at>
+ */
+/**
+ * [CLASS/FUNCTION INDEX of SCRIPT]
+ */
+
+class t3lib_TSparser_TSconfig extends t3lib_TSparser {
+       /**
+        * @var array
+        */
+       protected $rootLine = array();
+
+       /**
+        * Parses the passed TS-Config using conditions and caching
+        *
+        * @param       string          $TStext: The TSConfig being parsed
+        * @param       string          $type: The type of TSConfig (either "userTS" or "PAGES")
+        * @param       integer         $id: The uid of the page being handled
+        * @param       array           $rootLine: The rootline of the page being handled
+        * @return      array           Array containing the parsed TSConfig and a flag wheter the content was retrieved from cache
+        * @see t3lib_TSparser
+        */
+       public function parseTSconfig($TStext, $type, $id = 0, array $rootLine = array()) {
+               $this->type = $type;
+               $this->id = $id;
+               $this->rootLine = $rootLine;
+               $hash = md5($type.':'.$TStext);
+               $cachedContent = t3lib_BEfunc::getHash($hash, 0);
+
+               if ($cachedContent) {
+                       $storedData = unserialize($cachedContent);
+                       $storedMD5 = substr($cachedContent, -strlen($hash));
+                       $storedData['match'] = array();
+                       $storedData = $this->matching($storedData);
+                       $checkMD5 = md5(serialize($storedData));
+
+                       if ($checkMD5 == $storedMD5) {
+                               $res = array(
+                                       'TSconfig' => $storedData['TSconfig'],
+                                       'cached' => 1,
+                               );
+                       } else {
+                               $shash = md5($checkMD5.$hash);
+                               $cachedSpec = t3lib_BEfunc::getHash($shash, 0);
+                               if ($cachedSpec) {
+                                       $storedData = unserialize($cachedSpec);
+                                       $res = array(
+                                               'TSconfig' => $storedData['TSconfig'],
+                                               'cached' => 1,
+                                       );
+                               } else {
+                                       $storeData = $this->parseWithConditions($TStext);
+                                       $serData = serialize($storeData);
+                                       t3lib_BEfunc::storeHash($shash, $serData, $type.'_TSconfig');
+                                       $res = array(
+                                               'TSconfig' => $storeData['TSconfig'],
+                                               'cached' => 0,
+                                       );
+                               }
+                       }
+               } else {
+                       $storeData = $this->parseWithConditions($TStext);
+                       $serData = serialize($storeData);
+                       $md5 = md5($serData);
+                       t3lib_BEfunc::storeHash($hash, $serData.$md5, $type.'_TSconfig');
+                       $res = array(
+                               'TSconfig' => $storeData['TSconfig'],
+                               'cached' => 0,
+                       );
+               }
+
+               return $res;
+       }
+
+       /**
+        * Does the actual parsing using the parent objects "parse" method. Creates the match-Object
+        *
+        * @param       string          $TSconfig: The TSConfig being parsed
+        * @return      array           Array containing the parsed TSConfig, the encountered sectiosn, the matched sections
+        */
+       protected function parseWithConditions($TSconfig) {
+               /* @var $matchObj t3lib_matchCondition_backend */
+               $matchObj = t3lib_div::makeInstance('t3lib_matchCondition_backend');
+               $matchObj->setRootline($this->rootLine);
+               $matchObj->setPageId($this->id);
+
+               $this->parse($TSconfig, $matchObj);
+
+               $storeData = array(
+                       'TSconfig' => $this->setup,
+                       'sections' => $this->sections,
+                       'match' => $this->sectionsMatch,
+               );
+
+               return $storeData;
+       }
+
+
+       /**
+        * Is just going through an array of conditions to determine which are matching (for getting correct cache entry)
+        *
+        * @param       array           $cc: An array containing the sections to match
+        * @return      array           The input array with matching sections filled into the "match" key
+        */
+       protected function matching(array $cc) {
+               if (is_array($cc['sections'])) {
+                       /* @var $matchObj t3lib_matchCondition_backend */
+                       $matchObj = t3lib_div::makeInstance('t3lib_matchCondition_backend');
+                       $matchObj->setRootline($this->rootLine);
+                       $matchObj->setPageId($this->id);
+
+                       foreach ($cc['sections'] as $key => $pre) {
+                               if ($matchObj->match($pre)) {
+                                       $cc['match'][$key] = $pre;
+                               }
+                       }
+               }
+
+               return $cc;
+       }
+
+}
+
+
+if (defined('TYPO3_MODE') && $TYPO3_CONF_VARS[TYPO3_MODE]['XCLASS']['t3lib/class.t3lib_tsparser_tsconfig.php']) {
+       include_once($TYPO3_CONF_VARS[TYPO3_MODE]['XCLASS']['t3lib/class.t3lib_tsparser_tsconfig.php']);
+}
+?>
\ No newline at end of file
index 7e9b797..117cd15 100644 (file)
@@ -293,8 +293,9 @@ class t3lib_TStemplate      {
         */
        function matching($cc)  {
                if (is_array($cc['all']))       {
-                       $matchObj = t3lib_div::makeInstance('t3lib_matchCondition');
-                       $matchObj->altRootLine=$cc['rootLine'];
+                       /* @var $matchObj t3lib_matchCondition_frontend */
+                       $matchObj = t3lib_div::makeInstance('t3lib_matchCondition_frontend');
+                       $matchObj->setRootline((array)$cc['rootLine']);
                        foreach ($cc['all'] as $key => $pre) {
                                if ($matchObj->match($pre))     {
                                        $sectionsMatch[$key]=$pre;
@@ -809,9 +810,11 @@ class t3lib_TStemplate     {
                $constants->breakPointLN=intval($this->ext_constants_BRP);
                $constants->setup = $this->const;
                $constants->setup = $this->mergeConstantsFromPageTSconfig($constants->setup);
-               $matchObj = t3lib_div::makeInstance('t3lib_matchCondition');
-               $matchObj->matchAlternative = $this->matchAlternative;
-               $matchObj->matchAll = $this->matchAll;          // Matches ALL conditions in TypoScript
+
+               /* @var $matchObj t3lib_matchCondition_frontend */
+               $matchObj = t3lib_div::makeInstance('t3lib_matchCondition_frontend');
+               $matchObj->setSimulateMatchConditions($this->matchAlternative);
+               $matchObj->setSimulateMatchResult((bool)$this->matchAll);
 
                        // Traverse constants text fields and parse them
                foreach($this->constants as $str)       {
index 1c2527b..537f37c 100644 (file)
@@ -1160,19 +1160,30 @@ class t3lib_userAuthGroup extends t3lib_userAuth {
                                // Check include lines.
                        $this->TSdataArray = t3lib_TSparser::checkIncludeLines_array($this->TSdataArray);
 
-                               // Parsing the user TSconfig (or getting from cache)
                        $this->userTS_text = implode(chr(10).'[GLOBAL]'.chr(10),$this->TSdataArray);    // Imploding with "[global]" will make sure that non-ended confinements with braces are ignored.
-                       $hash = md5('userTS:'.$this->userTS_text);
-                       $cachedContent = t3lib_BEfunc::getHash($hash);
-                       if (isset($cachedContent) && !$this->userTS_dontGetCached)      {
-                               $this->userTS = unserialize($cachedContent);
+
+                       if ($GLOBALS['TYPO3_CONF_VARS']['BE']['TSconfigConditions'] && !$this->userTS_dontGetCached) {
+                                       // Perform TS-Config parsing with condition matching
+                               $parseObj = t3lib_div::makeInstance('t3lib_TSparser_TSconfig');
+                               $res = $parseObj->parseTSconfig($this->userTS_text, 'userTS');
+                               if ($res) {
+                                       $this->userTS = $res['TSconfig'];
+                                       $this->userTSUpdated = ($res['cached'] ? 0 : 1);
+                               }
                        } else {
-                               $parseObj = t3lib_div::makeInstance('t3lib_TSparser');
-                               $parseObj->parse($this->userTS_text);
-                               $this->userTS = $parseObj->setup;
-                               t3lib_BEfunc::storeHash($hash,serialize($this->userTS),'BE_USER_TSconfig');
-                                       // Update UC:
-                               $this->userTSUpdated=1;
+                                       // Parsing the user TSconfig (or getting from cache)
+                               $hash = md5('userTS:' . $this->userTS_text);
+                               $cachedContent = t3lib_BEfunc::getHash($hash);
+                               if (isset($cachedContent) && !$this->userTS_dontGetCached) {
+                                       $this->userTS = unserialize($cachedContent);
+                               } else {
+                                       $parseObj = t3lib_div::makeInstance('t3lib_TSparser');
+                                       $parseObj->parse($this->userTS_text);
+                                       $this->userTS = $parseObj->setup;
+                                       t3lib_BEfunc::storeHash($hash, serialize($this->userTS), 'BE_USER_TSconfig');
+                                               // Update UC:
+                                       $this->userTSUpdated=1;
+                               }
                        }
 
                                // Processing webmounts
index 0f8e0c1..cf377c8 100644 (file)
@@ -244,6 +244,7 @@ $TYPO3_CONF_VARS = Array(
                'notificationPrefix' => '[TYPO3 Note]', // String: Used to prefix the subject of mails sent in the taskcenter
                'accessListRenderMode' => 'singlebox',  // Can be "singlebox", "checkbox" or blank. Refers to the "renderMode" for the selector boxes in be-groups configuration.
                'explicitADmode' => 'explicitDeny',     // Sets the general allow/deny mode for selector box values. Value can be either "explicitAllow" or "explicitDeny", nothing else!
+               'TSconfigConditions' => 0,                      // Boolean. When set it is possible to have TypoScript like conditions in BE Page/User/Group TS-Config
                'niceFlexFormXMLtags' => TRUE,                  // If set, the flexform XML will be stored with meaningful tags which can be validated with DTD schema. If you rely on custom reading of the XML from pre-4.0 versions you should set this to false if you don't like to change your reader code (internally it is insignificant since t3lib_div::xml2array() doesn't care for the tags if the index-attribute value is set)
                'flexFormXMLincludeDiffBase' => TRUE,   // If set, an additional tag with index "vXX.vDEFbase" is created for translations in flexforms holding the value of the default language when translation was changed. Used to show diff of value. This setting will change whether the system thinks flexform XML looks clean. For example when FALSE XX.vDEFbase fields will be removed in cleaning while accepted if TRUE (of course)
                'compactFlexFormXML' => 0,                              // If set, the flexform XML will not contain indentation spaces making XML more compact
index 22999ad..c6e374d 100644 (file)
@@ -40,6 +40,9 @@ return array(
        't3lib_loadmodules' => PATH_t3lib . 'class.t3lib_loadmodules.php',
        't3lib_lock' => PATH_t3lib . 'class.t3lib_lock.php',
        't3lib_matchcondition' => PATH_t3lib . 'class.t3lib_matchcondition.php',
+       't3lib_matchcondition_abstract' => PATH_t3lib . 'matchcondition/class.t3lib_matchcondition_abstract.php',
+       't3lib_matchcondition_backend' => PATH_t3lib . 'matchcondition/class.t3lib_matchcondition_backend.php',
+       't3lib_matchcondition_frontend' => PATH_t3lib . 'matchcondition/class.t3lib_matchcondition_frontend.php',
        't3lib_modsettings' => PATH_t3lib . 'class.t3lib_modsettings.php',
        't3lib_pageselect' => PATH_t3lib . 'class.t3lib_page.php',
        't3lib_pagerenderer' => PATH_t3lib . 'class.t3lib_pagerenderer.php',
@@ -76,6 +79,7 @@ return array(
        't3lib_tsfebeuserauth' => PATH_t3lib . 'class.t3lib_tsfebeuserauth.php',
        't3lib_tsparser' => PATH_t3lib . 'class.t3lib_tsparser.php',
        't3lib_tsparser_ext' => PATH_t3lib . 'class.t3lib_tsparser_ext.php',
+       't3lib_tsparser_tsconfig' => PATH_t3lib . 'class.t3lib_tsparser_tsconfig.php',
        't3lib_tsstyleconfig' => PATH_t3lib . 'class.t3lib_tsstyleconfig.php',
        't3lib_tstemplate' => PATH_t3lib . 'class.t3lib_tstemplate.php',
        't3lib_userauth' => PATH_t3lib . 'class.t3lib_userauth.php',
diff --git a/t3lib/matchcondition/class.t3lib_matchcondition_abstract.php b/t3lib/matchcondition/class.t3lib_matchcondition_abstract.php
new file mode 100644 (file)
index 0000000..d977942
--- /dev/null
@@ -0,0 +1,624 @@
+<?php
+/***************************************************************
+*  Copyright notice
+*
+*  (c) 2009 Oliver Hader <oliver@typo3.org>
+*  All rights reserved
+*
+*  This script is part of the TYPO3 project. The TYPO3 project is
+*  free software; you can redistribute it and/or modify
+*  it under the terms of the GNU General Public License as published by
+*  the Free Software Foundation; either version 2 of the License, or
+*  (at your option) any later version.
+*
+*  The GNU General Public License can be found at
+*  http://www.gnu.org/copyleft/gpl.html.
+*  A copy is found in the textfile GPL.txt and important notices to the license
+*  from the author is found in LICENSE.txt distributed with these scripts.
+*
+*
+*  This script is distributed in the hope that it will be useful,
+*  but WITHOUT ANY WARRANTY; without even the implied warranty of
+*  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+*  GNU General Public License for more details.
+*
+*  This copyright notice MUST APPEAR in all copies of the script!
+***************************************************************/
+/**
+ * Matching TypoScript conditions
+ *
+ * $Id$
+ *
+ * Used with the TypoScript parser.
+ * Matches browserinfo, IPnumbers for use with templates
+ *
+ * @author     Oliver Hader <oliver@typo3.org>
+ * @package TYPO3
+ * @subpackage t3lib
+ */
+abstract class t3lib_matchCondition_abstract {
+       /**
+        * Id of the current page.
+        * @var integer
+        */
+       protected $pageId;
+       /**
+        * The rootline for the current page.
+        * @var array
+        */
+       protected $rootline;
+
+       /**
+        * Whether to simulate the behaviour and match all conditions
+        * (used in TypoScript object browser).
+        * @var boolean
+        */
+       protected $simulateMatchResult = false;
+       /**
+        * Whether to simulat the behaviour and match specific conditions
+        * (used in TypoScript object browser).
+        * @var array
+        */
+       protected $simulateMatchConditions = array();
+
+       /**
+        * Sets the id of the page to evaluate conditions for.
+        *
+        * @param       integer         $pageId: Id of the page (must be positive)
+        * @return      void
+        */
+       public function setPageId($pageId) {
+               if (is_integer($pageId) && $pageId > 0) {
+                       $this->pageId = $pageId;
+               }
+       }
+
+       /**
+        * Gets the id of the page to evaluate conditions for.
+        *
+        * @return      integer         Id of the page
+        */
+       public function getPageId() {
+               return $this->pageId;
+       }
+
+       /**
+        * Sets the rootline.
+        *
+        * @param       array           $rootline: The rootline to be used for matching (must have elements)
+        * @return      void
+        */
+       public function setRootline(array $rootline) {
+               if (count($rootline)) {
+                       $this->rootline = $rootline;
+               }
+       }
+
+       /**
+        * Gets the rootline.
+        *
+        * @return      array           The rootline to be used for matching
+        */
+       public function getRootline() {
+               return $this->rootline;
+       }
+
+       /**
+        * Sets whether to simulate the behaviour and match all conditions.
+        *
+        * @param       boolean         $simulateMatchResult: Whether to simulate positive matches
+        * @return      void
+        */
+       public function setSimulateMatchResult($simulateMatchResult) {
+               if (is_bool($simulateMatchResult)) {
+                       $this->simulateMatchResult = $simulateMatchResult;
+               }
+       }
+
+       /**
+        * Sets whether to simulate the behaviour and match specific conditions.
+        *
+        * @param       array           $simulateMatchConditions: Conditions to simulate a match for
+        * @return      void
+        */
+       public function setSimulateMatchConditions(array $simulateMatchConditions) {
+               $this->simulateMatchConditions = $simulateMatchConditions;
+       }
+
+       /**
+        * Normalizes an expression and removes the first and last square bracket.
+        *  + OR normalization: "...]OR[...", "...]||[...", "...][..." --> "...]||[..."
+        *  + AND normalization: "...]AND[...", "...]&&[..."           --> "...]&&[..."
+        *
+        * @param       string          $expression: The expression to be normalized (e.g. "[A] && [B] OR [C]")
+        * @return      string          The normalized expression (e.g. "[A]&&[B]||[C]")
+        */
+       protected function normalizeExpression($expression) {
+               $normalizedExpression = preg_replace(
+                       array(
+                               '/\]\s*(OR|\|\|)?\s*\[/i',
+                               '/\]\s*(AND|&&)\s*\[/i',
+                       ),
+                       array(
+                               ']||[',
+                               ']&&[',
+                       ),
+                       trim($expression)
+               );
+
+               return $normalizedExpression;
+       }
+
+       /**
+        * Matches a TypoScript condition expression.
+        *
+        * @param       string          $expression: The expression to match
+        * @return      boolean         Whether the expression matched
+        */
+       public function match($expression) {
+                       // Return directly if result should be simulated:
+               if ($this->simulateMatchResult) {
+                       return $this->simulateMatchResult;
+               }
+                       // Return directly if matching for specific condition is simulated only:
+               if (count($this->simulateMatchConditions)) {
+                       return in_array($expression, $this->simulateMatchConditions);
+               }
+                       // Sets the current pageId if not defined yet:
+               if (!isset($this->pageId)) {
+                       $this->pageId = $this->determinePageId();
+               }
+                       // Sets the rootline if not defined yet:
+               if (!isset($this->rootline)) {
+                       $this->rootline = $this->determineRootline();
+               }
+
+               $result = false;
+               $normalizedExpression = $this->normalizeExpression($expression);
+
+                       // First and last character must be square brackets (e.g. "[A]&&[B]":
+               if (substr($normalizedExpression, 0, 1) === '[' && substr($normalizedExpression, -1) === ']') {
+                       $innerExpression = substr($normalizedExpression, 1, -1);
+
+                       $orParts = explode(']||[', $innerExpression);
+                       foreach ($orParts as $orPart) {
+                               $andParts = explode(']&&[', $orPart);
+                               foreach ($andParts as $andPart) {
+                                       $result = $this->evaluateCondition($andPart);
+                                               // If condition in AND context fails, the whole block is false:
+                                       if ($result === false) {
+                                               break;
+                                       }
+                               }
+                                       // If condition in OR context succeeds, the whole expression is true:
+                               if ($result === true) {
+                                       break;
+                               }
+                       }
+               }
+
+               return $result;
+       }
+
+       /**
+        * Evaluates a TypoScript condition given as input, eg. "[browser=net][...(other conditions)...]"
+        *
+        * @param       string          The condition to match against its criterias.
+        * @return      mixed           Returns true or false based on the evaluation
+        */
+       protected function evaluateConditionCommon($key, $value) {
+               if (t3lib_div::inList('browser,version,system,useragent', strtolower($key))) {
+                       $browserInfo = $this->getBrowserInfo(t3lib_div::getIndpEnv('HTTP_USER_AGENT'));
+               }
+
+               switch ($key) {
+                       case 'browser':
+                               $values = t3lib_div::trimExplode(',', $value, true);
+                               foreach ($values as $test) {
+                                       if (strpos($browserInfo['browser'] . $browserInfo['version'], $test) !== false) {
+                                               return true;
+                                       }
+                               }
+                       break;
+                       case 'version':
+                               $values = t3lib_div::trimExplode(',', $value, true);
+                               foreach ($values as $test) {
+                                       if (strcspn($test, '=<>') == 0) {
+                                               switch (substr($test, 0, 1)) {
+                                                       case '=':
+                                                               if (doubleval(substr($test, 1)) == $browserInfo['version']) {
+                                                                       return true;
+                                                               }
+                                                       break;
+                                                       case '<':
+                                                               if (doubleval(substr($test, 1)) > $browserInfo['version']) {
+                                                                       return true;
+                                                               }
+                                                       break;
+                                                       case '>':
+                                                               if (doubleval(substr($test, 1)) < $browserInfo['version']) {
+                                                                       return true;
+                                                               }
+                                                       break;
+                                               }
+                                       } else {
+                                               if (strpos(' ' . $browserInfo['version'], $test) == 1) {
+                                                       return true;
+                                               }
+                                       }
+                               }
+                       break;
+                       case 'system':
+                               $values = t3lib_div::trimExplode(',', $value, true);
+                               foreach ($values as $test) {
+                                       if (strpos(' ' . $browserInfo['system'], $test) == 1) {
+                                               return true;
+                                       }
+                               }
+                       break;
+                       case 'device':
+                               if (!isset($this->deviceInfo)) {
+                                       $this->deviceInfo = $this->getDeviceType(t3lib_div::getIndpEnv('HTTP_USER_AGENT'));
+                               }
+                               $values = t3lib_div::trimExplode(',', $value, true);
+                               foreach ($values as $test) {
+                                       if ($this->deviceInfo == $test) {
+                                               return true;
+                                       }
+                               }
+                       break;
+                       case 'useragent':
+                               $test = trim($value);
+                               if (strlen($test)) {
+                                       return $this->searchStringWildcard($browserInfo['useragent'], $test);
+                               }
+                       break;
+                       case 'language':
+                               $values = t3lib_div::trimExplode(',', $value, true);
+                               foreach ($values as $test) {
+                                       if (preg_match('/^\*.+\*$/', $test)) {
+                                               $allLanguages = preg_split('/[,;]/', t3lib_div::getIndpEnv('HTTP_ACCEPT_LANGUAGE'));
+                                               if (in_array(substr($test, 1, -1), $allLanguages)) {
+                                                       return true;
+                                               }
+                                       } else if (t3lib_div::getIndpEnv('HTTP_ACCEPT_LANGUAGE') == $test) {
+                                               return true;
+                                       }
+                               }
+                       break;
+                       case 'IP':
+                               if (t3lib_div::cmpIP(t3lib_div::getIndpEnv('REMOTE_ADDR'), $value)) {
+                                       return true;
+                               }
+                       break;
+                       case 'hostname':
+                               if (t3lib_div::cmpFQDN(t3lib_div::getIndpEnv('REMOTE_ADDR'), $value)) {
+                                       return true;
+                               }
+                       break;
+                               // hour, minute, dayofweek, dayofmonth, month, year, julianday
+                       case 'hour':
+                       case 'minute':
+                       case 'month':
+                       case 'year':
+                       case 'dayofweek':
+                       case 'dayofmonth':
+                       case 'dayofyear':
+                               $theEvalTime = $GLOBALS['SIM_EXEC_TIME'];       // In order to simulate time properly in templates.
+                               switch($key) {
+                                       case 'hour':            $theTestValue = date('H', $theEvalTime);        break;
+                                       case 'minute':          $theTestValue = date('i', $theEvalTime);        break;
+                                       case 'month':           $theTestValue = date('m', $theEvalTime);        break;
+                                       case 'year':            $theTestValue = date('Y', $theEvalTime);        break;
+                                       case 'dayofweek':       $theTestValue = date('w', $theEvalTime);        break;
+                                       case 'dayofmonth':      $theTestValue = date('d', $theEvalTime);        break;
+                                       case 'dayofyear':       $theTestValue = date('z', $theEvalTime);        break;
+                               }
+                               $theTestValue = intval($theTestValue);
+                                       // comp
+                               $values = t3lib_div::trimExplode(',', $value, true);
+                               foreach ($values as $test) {
+                                       if (t3lib_div::testInt($test)) {
+                                               $test = '=' . $test;
+                                       }
+                                       if ($this->compareNumber($test, $theTestValue)) {
+                                               return true;
+                                       }
+                               }
+                       break;
+                       case 'compatVersion':
+                               return t3lib_div::compat_version($value);
+                       break;
+                       case 'loginUser':
+                               if ($this->isUserLoggedIn()) {
+                                       $values = t3lib_div::trimExplode(',', $value, true);
+                                       foreach ($values as $test) {
+                                               if ($test == '*' || !strcmp($this->getUserId(), $test)) {
+                                                       return true;
+                                               }
+                                       }
+                               }
+                       break;
+                       case 'globalVar':
+                               $values = t3lib_div::trimExplode(',', $value, true);
+                               foreach ($values as $test) {
+                                       $point = strcspn($test, '!=<>');
+                                       $theVarName = substr($test, 0, $point);
+                                       $nv = $this->getVariable(trim($theVarName));
+                                       $testValue = substr($test, $point);
+
+                                       if ($this->compareNumber($testValue, $nv)) {
+                                               return true;
+                                       }
+                               }
+                       break;
+                       case 'globalString':
+                               $values = t3lib_div::trimExplode(',', $value, true);
+                               foreach ($values as $test) {
+                                       $point = strcspn($test, '=');
+                                       $theVarName = substr($test, 0, $point);
+                                       $nv = $this->getVariable(trim($theVarName));
+                                       $testValue = substr($test, $point+1);
+
+                                       if ($this->searchStringWildcard($nv, trim($testValue))) {
+                                               return true;
+                                       }
+                               }
+                       break;
+                       case 'userFunc':
+                               $values = preg_split('/\(|\)/', $value);
+                               $funcName = trim($values[0]);
+                               $funcValue = t3lib_div::trimExplode(',', $values[1]);
+                               $prefix = $this->getUserFuncClassPrefix();
+                               if ($prefix &&
+                                       !t3lib_div::isFirstPartOfStr(trim($funcName), $prefix) &&
+                                       !t3lib_div::isFirstPartOfStr(trim($funcName),'tx_')
+                               )       {
+                                       $this->log('Match condition: Function "' . $funcName . '" was not prepended with "' . $prefix.'"');
+                                       return false;
+                               }
+                               if (function_exists($funcName) && call_user_func($funcName, $funcValue[0]))     {
+                                       return true;
+                               }
+                       break;
+               }
+
+               return NULL;
+       }
+
+       protected function getVariableCommon(array $vars) {
+               $value = NULL;
+
+               if (count($vars) == 1) {
+                       $value = $this->getGlobal($vars[0]);
+               } else {
+                       $splitAgain = explode('|',$vars[1], 2);
+                       $k = trim($splitAgain[0]);
+
+                       if ($k) {
+                               switch((string)trim($vars[0])) {
+                                       case 'GP':
+                                               $value = t3lib_div::_GP($k);
+                                               break;
+                                       case 'ENV':
+                                               $value = getenv($k);
+                                               break;
+                                       case 'IENV':
+                                               $value = t3lib_div::getIndpEnv($k);
+                                               break;
+                                       // return litteral value:
+                                       case 'LIT':
+                                               return trim($vars[1]);
+                                               break;
+                                       default:
+                                               return NULL;
+                               }
+                                       // If array:
+                               if (count($splitAgain) > 1) {
+                                       if (is_array($value) && trim($splitAgain[1])) {
+                                               $value = $this->getGlobal($splitAgain[1], $value);
+                                       } else {
+                                               $value = '';
+                                       }
+                               }
+                       }
+               }
+
+               return $value;
+       }
+
+       /**
+        * Evaluates a $leftValue based on an operator: "<", ">", "<=", ">=", "!=" or "="
+        *
+        * @param       string          $test: The value to compare with on the form [operator][number]. Eg. "< 123"
+        * @param       integer         $leftValue: The value on the left side
+        * @return      boolean         If $value is "50" and $test is "< 123" then it will return true.
+        */
+       protected function compareNumber($test, $leftValue) {
+               if (preg_match('/^(!?=+|<=?|>=?)\s*([^\s]*)\s*$/', $test, $matches)) {
+                       $operator = $matches[1];
+                       $rightValue = $matches[2];
+
+                       switch ($operator) {
+                               case '>=':
+                                       return ($leftValue >= doubleval($rightValue));
+                                       break;
+                               case '<=':
+                                       return ($leftValue <= doubleval($rightValue));
+                                       break;
+                               case '!=':
+                                       return ($leftValue != doubleval($rightValue));
+                                       break;
+                               case '<':
+                                       return ($leftValue < doubleval($rightValue));
+                                       break;
+                               case '>':
+                                       return ($leftValue > doubleval($rightValue));
+                                       break;
+                               default:
+                                       // nothing valid found except '=', use '='
+                                       return ($leftValue == trim($rightValue));
+                                       break;
+                       }
+               }
+
+               return false;
+       }
+
+       /**
+        * Matching two strings against each other, supporting a "*" wildcard or (if wrapped in "/") PCRE regular expressions
+        *
+        * @param       string          The string in which to find $needle.
+        * @param       string          The string to find in $haystack
+        * @return      boolean         Returns true if $needle matches or is found in (according to wildcards) in $haystack. Eg. if $haystack is "Netscape 6.5" and $needle is "Net*" or "Net*ape" then it returns true.
+        */
+       protected function searchStringWildcard($haystack, $needle) {
+               $result = false;
+
+               if ($needle) {
+                       if (preg_match('/^\/.+\/$/', $needle)) {
+                               // Regular expression, only "//" is allowed as delimiter
+                               $regex = $needle;
+                       } else {
+                               $needle = str_replace(array('*', '?'), array('###MANY###', '###ONE###'), $needle);
+                               $regex = '/^' . preg_quote($needle, '/') . '$/';
+                               // Replace the marker with .* to match anything (wildcard)
+                               $regex = str_replace(array('###MANY###', '###ONE###'), array('.*' , '.'), $regex);
+                       }
+
+                       $result = (boolean)preg_match($regex, (string)$haystack);
+               }
+
+               return $result;
+       }
+
+       /**
+        * Generates an array with abstracted browser information
+        *
+        * @param       string          $userAgent: The useragent string, t3lib_div::getIndpEnv('HTTP_USER_AGENT')
+        * @return      array           Contains keys "browser", "version", "system"
+        */
+       protected function getBrowserInfo($userAgent) {
+               return t3lib_utility_Client::getBrowserInfo($userAgent);
+       }
+
+       /**
+        * Gets a code for a browsing device based on the input useragent string.
+        *
+        * @param       string          $userAgent: The useragent string, t3lib_div::getIndpEnv('HTTP_USER_AGENT')
+        * @return      string          Code for the specific device type
+        */
+       protected function getDeviceType($userAgent) {
+               return t3lib_utility_Client::getDeviceType($userAgent);
+       }
+
+       /**
+        * Return global variable where the input string $var defines array keys separated by "|"
+        * Example: $var = "HTTP_SERVER_VARS | something" will return the value $GLOBALS['HTTP_SERVER_VARS']['something'] value
+        *
+        * @param       string          Global var key, eg. "HTTP_GET_VAR" or "HTTP_GET_VARS|id" to get the GET parameter "id" back.
+        * @param       array           Alternative array than $GLOBAL to get variables from.
+        * @return      mixed           Whatever value. If none, then blank string.
+        */
+       protected function getGlobal($var, $source=NULL) {
+               $vars = explode('|', $var);
+               $c = count($vars);
+               $k = trim($vars[0]);
+               $theVar = isset($source) ? $source[$k] : $GLOBALS[$k];
+
+               for ($a=1;$a<$c;$a++)   {
+                       if (!isset($theVar))    { break; }
+
+                       $key = trim($vars[$a]);
+                       if (is_object($theVar)) {
+                               $theVar = $theVar->$key;
+                       } elseif (is_array($theVar)) {
+                               $theVar = $theVar[$key];
+                       } else {
+                               return '';
+                       }
+               }
+
+               if (!is_array($theVar) && !is_object($theVar))  {
+                       return $theVar;
+               } else {
+                       return '';
+               }
+       }
+
+       
+       /**
+        * Evaluates a TypoScript condition given as input, eg. "[browser=net][...(other conditions)...]"
+        *
+        * @param       string          $string: The condition to match against its criterias.
+        * @return      boolean         Whether the condition matched
+        * @see t3lib_tsparser::parse()
+        */
+       abstract protected function evaluateCondition($string);
+
+       /**
+        * Gets the value of a variable.
+        *
+        * Examples of names:
+        * + TSFE:id
+        * + GP:firstLevel|secondLevel
+        * + _GET|firstLevel|secondLevel
+        * + LIT:someLiteralValue
+        *
+        * @param       string          $name: The name of the variable to fetch the value from
+        * @return      mixed           The value of the given variable (string) or NULL if variable did not exist
+        */
+       abstract protected function getVariable($name);
+
+       /**
+        * Gets the usergroup list of the current user.
+        *
+        * @return      string          The usergroup list of the current user
+        */
+       abstract protected function getGroupList();
+
+       /**
+        * Determines the current page Id.
+        *
+        * @return      integer         The current page Id
+        */
+       abstract protected function determinePageId();
+
+       /**
+        * Determines the rootline for the current page.
+        *
+        * @return      array           The rootline for the current page.
+        */
+       abstract protected function determineRootline();
+
+       /**
+        * Gets prefix for user functions (normally 'user_').
+        *
+        * @return      string          The prefix for user functions (normally 'user_').
+        */
+       abstract protected function getUserFuncClassPrefix();
+
+       /**
+        * Gets the id of the current user.
+        *
+        * @return      integer         The id of the current user
+        */
+       abstract protected function getUserId();
+
+       /**
+        * Determines if a user is logged in.
+        *
+        * @return      boolean         Determines if a user is logged in
+        */
+       abstract protected function isUserLoggedIn();
+
+       /**
+        * Sets a log message.
+        *
+        * @param       string          $message: The log message to set/write
+        * @return      void
+        */
+       abstract protected function log($message);
+}
+
+?>
\ No newline at end of file
diff --git a/t3lib/matchcondition/class.t3lib_matchcondition_backend.php b/t3lib/matchcondition/class.t3lib_matchcondition_backend.php
new file mode 100644 (file)
index 0000000..deca1a1
--- /dev/null
@@ -0,0 +1,315 @@
+<?php
+/***************************************************************
+*  Copyright notice
+*
+*  (c) 2009 Oliver Hader <oliver@typo3.org>
+*  All rights reserved
+*
+*  This script is part of the TYPO3 project. The TYPO3 project is
+*  free software; you can redistribute it and/or modify
+*  it under the terms of the GNU General Public License as published by
+*  the Free Software Foundation; either version 2 of the License, or
+*  (at your option) any later version.
+*
+*  The GNU General Public License can be found at
+*  http://www.gnu.org/copyleft/gpl.html.
+*  A copy is found in the textfile GPL.txt and important notices to the license
+*  from the author is found in LICENSE.txt distributed with these scripts.
+*
+*
+*  This script is distributed in the hope that it will be useful,
+*  but WITHOUT ANY WARRANTY; without even the implied warranty of
+*  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+*  GNU General Public License for more details.
+*
+*  This copyright notice MUST APPEAR in all copies of the script!
+***************************************************************/
+
+/**
+ * Matching TypoScript conditions for backend disposal.
+ *
+ * Used with the TypoScript parser.
+ * Matches browserinfo, IPnumbers for use with templates
+ *
+ * @author     Kasper Skaarhoj <kasperYYYY@typo3.com>
+ * @package TYPO3
+ * @subpackage t3lib
+ */
+class t3lib_matchCondition_backend extends t3lib_matchCondition_abstract {
+       /**
+        * Constructor for this class
+        *
+        * @return      void
+        */
+       public function __construct() {
+       }
+
+       /**
+        * Evaluates a TypoScript condition given as input, eg. "[browser=net][...(other conditions)...]"
+        *
+        * @param       string          $string: The condition to match against its criterias.
+        * @return      boolean         Whether the condition matched
+        * @see t3lib_tsparser::parse()
+        */
+       protected function evaluateCondition($string) {
+               list($key, $value) = t3lib_div::trimExplode('=', $string, false, 2);
+
+               $result = parent::evaluateConditionCommon($key, $value);
+
+               if (is_bool($result)) {
+                       return $result;
+               } else {
+                       switch ($key) {
+                               case 'usergroup':
+                                       $groupList = $this->getGroupList();
+                                       $values = t3lib_div::trimExplode(',', $value, true);
+                                       foreach ($values as $test) {
+                                               if ($test == '*' || t3lib_div::inList($groupList, $test)) {
+                                                       return true;
+                                               }
+                                       }
+                               break;
+                               case 'adminUser':
+                                       if ($this->isUserLoggedIn()) {
+                                               $result = !((bool)$value XOR $this->isAdminUser());
+                                               return $result;
+                                       }
+                                       break;
+                               case 'treeLevel':
+                                       // @todo: Behaviour when new page is being created...
+                                       $values = t3lib_div::trimExplode(',', $value, true);
+                                       $treeLevel = count($this->rootline) - 1;
+                                       foreach ($values as $test) {
+                                               if ($test == $treeLevel) {
+                                                       return true;
+                                               }
+                                       }
+                               break;
+                               case 'PIDupinRootline':
+                               case 'PIDinRootline':
+                                       $values = t3lib_div::trimExplode(',', $value, true);
+                                       if (($key=='PIDinRootline') || (!in_array($this->pageId, $values)) || $this->isNewPageWithPageId($this->pageId)) {
+                                               foreach ($values as $test) {
+                                                       foreach ($this->rootline as $rl_dat) {
+                                                               if ($rl_dat['uid'] == $test) {
+                                                                       return true;
+                                                               }
+                                                       }
+                                               }
+                                       }
+                               break;
+                       }
+               }
+
+               return false;
+       }
+
+       /**
+        * Returns GP / ENV vars
+        *
+        * @param       string          Identifier
+        * @return      mixed           The value of the variable pointed to.
+        * @access private
+        * @link http://typo3.org/doc.0.html?&tx_extrepmgm_pi1[extUid]=270&tx_extrepmgm_pi1[tocEl]=311&cHash=487cbd5cdf
+        */
+       protected function getVariable($var) {
+               $vars = explode(':', $var, 2);
+
+               $val = parent::getVariableCommon($vars);
+
+               return $val;
+       }
+
+       /**
+        * Get the usergroup list of the current user.
+        *
+        * @return      string          The usergroup list of the current user
+        */
+       protected function getGroupList() {
+               $groupList = $GLOBALS['BE_USER']->groupList;
+               return $groupList;
+       }
+
+       /**
+        * Tries to determine the ID of the page currently processed.
+        * When User/Group TS-Config is parsed when no specific page is handled
+        * (i.e. in the Extension Manager, etc.) this function will return "0", so that
+        * the accordant conditions (e.g. PIDinRootline) will return "false"
+        *
+        * @return      integer         The determined page id or otherwise 0
+        */
+       protected function determinePageId() {
+               $pageId = 0;
+               $editStatement = t3lib_div::_GP('edit');
+               $commandStatement = t3lib_div::_GP('cmd');
+
+                       // Determine id from module that was called with an id:
+               if ($id = intval(t3lib_div::_GP('id'))) {
+                       $pageId = $id;
+                       // Determine id from an edit statement:
+               } elseif (is_array($editStatement)) {
+                       list($table, $uidAndAction) = each($editStatement);
+                       list($uid, $action) = each($uidAndAction);
+
+                       if ($action === 'edit') {
+                               $pageId = $this->getPageIdByRecord($table, $uid);
+                       } elseif ($action === 'new') {
+                               $pageId = $this->getPageIdByRecord($table, $uid, true);
+                       }
+                       // Determine id from a command statement:
+               } elseif (is_array($commandStatement)) {
+                       list($table, $uidActionAndTarget) = each($commandStatement);
+                       list($uid, $actionAndTarget) = each($uidActionAndTarget);
+                       list($action, $target) = each($actionAndTarget);
+
+                       if ($action === 'delete') {
+                               $pageId = $this->getPageIdByRecord($table, $uid);
+                       } elseif (($action === 'copy') || ($action === 'move')) {
+                               $pageId = $this->getPageIdByRecord($table, $target, true);
+                       }
+               }
+
+               return $pageId;
+       }
+
+       /**
+        * Gets the page id by a record.
+        *
+        * @param       string          $table: Name of the table
+        * @param       integer         $id: Id of the accordant record
+        * @param       boolean         $ignoreTable: Whether to ignore the page, if true a positive
+        *                                              id value is considered as page id without any further checks
+        * @return      integer         Id of the page the record is persisted on
+        */
+       protected function getPageIdByRecord($table, $id, $ignoreTable = false) {
+               $pageId = 0;
+               $id = (int)$id;
+
+               if ($table && $id) {
+                       if (($ignoreTable || $table === 'pages') && $id >= 0) {
+                               $pageId = $id;
+                       } else {
+                               $record = t3lib_BEfunc::getRecordWSOL($table, abs($id), '*', '', false);
+                               $pageId = $record['pid'];
+                       }
+               }
+
+               return $pageId;
+       }
+
+       /**
+        * Determine if record of table 'pages' with the given $pid is currently created in TCEforms.
+        * This information is required for conditions in BE for PIDupinRootline.
+        *
+        * @param       integer         $pid: The pid the check for as parent page
+        * @return      boolean         true if the is currently a new page record being edited with $pid as uid of the parent page
+        */
+       protected function isNewPageWithPageId($pageId) {
+               if (isset($GLOBALS['SOBE']) && $GLOBALS['SOBE'] instanceof SC_alt_doc) {
+                       $pageId = intval($pageId);
+                       $elementsData = $GLOBALS['SOBE']->elementsData;
+                       $data = $GLOBALS['SOBE']->data;
+
+                               // If saving a new page record:
+                       if (is_array($data) && isset($data['pages']) && is_array($data['pages'])) {
+                               foreach ($data['pages'] as $uid => $fields) {
+                                       if (strpos($uid, 'NEW') === 0 && $fields['pid'] == $pageId) {
+                                               return true;
+                                       }
+                               }
+                       }
+                               // If editing a new page record (not saved yet):
+                       if (is_array($elementsData)) {
+                               foreach ($elementsData as $element) {
+                                       if ($element['cmd'] == 'new' && $element['table'] == 'pages') {
+                                               if ($element['pid'] < 0) {
+                                                       $pageRecord = t3lib_BEfunc::getRecord('pages', abs($element['pid']), 'pid');
+                                                       $element['pid'] = $pageRecord['pid'];
+                                               }
+                                               if ($element['pid'] == $pageId) {
+                                                       return true;
+                                               }
+                                       }
+                               }
+                       }
+               }
+
+               return false;
+       }
+
+       /**
+        * Determines the rootline for the current page.
+        *
+        * @return      array           The rootline for the current page.
+        */
+       protected function determineRootline() {
+               $pageId = (isset($this->pageId) ? $this->pageId : $this->determinePageId());
+               $rootline = t3lib_BEfunc::BEgetRootLine($pageId, '', true);
+               return $rootline;
+       }
+
+       /**
+        * Get prefix for user functions (normally 'user_').
+        *
+        * @return      string          The prefix for user functions (normally 'user_').
+        */
+       protected function getUserFuncClassPrefix() {
+               $userFuncClassPrefix = 'user_';
+               return $userFuncClassPrefix;
+       }
+
+       /**
+        * Get the id of the current user.
+        *
+        * @return      integer         The id of the current user
+        */
+       protected function getUserId() {
+               $userId = $GLOBALS['BE_USER']->user['uid'];
+               return $userId;
+       }
+
+       /**
+        * Determines if a user is logged in.
+        *
+        * @return      boolean         Determines if a user is logged in
+        */
+       protected function isUserLoggedIn() {
+               $userLoggedIn = false;
+               if ($GLOBALS['BE_USER']->user['uid']) {
+                       $userLoggedIn = true;
+               }
+               return $userLoggedIn;
+       }
+
+       /**
+        * Determines whether the current user is admin.
+        *
+        * @return      boolean         Whether the current user is admin
+        */
+       protected function isAdminUser() {
+               $isAdminUser = false;
+               if ($GLOBALS['BE_USER']->user['admin']) {
+                       $isAdminUser = true;
+               }
+               return $isAdminUser;
+       }
+
+       /**
+        * Set/write a log message.
+        *
+        * @param       string          $message: The log message to set/write
+        * @return      void
+        */
+       protected function log($message) {
+               if (is_object($GLOBALS['BE_USER'])) {
+                       $GLOBALS['BE_USER']->writelog(3, 0, 1, 0, $message, array());
+               }
+       }
+}
+
+
+if (defined('TYPO3_MODE') && $TYPO3_CONF_VARS[TYPO3_MODE]['XCLASS']['t3lib/matchcondition/class.t3lib_matchcondition_backend.php'])    {
+       include_once($TYPO3_CONF_VARS[TYPO3_MODE]['XCLASS']['t3lib/matchcondition/class.t3lib_matchcondition_backend.php']);
+}
+
+?>
\ No newline at end of file
diff --git a/t3lib/matchcondition/class.t3lib_matchcondition_frontend.php b/t3lib/matchcondition/class.t3lib_matchcondition_frontend.php
new file mode 100644 (file)
index 0000000..06eac8f
--- /dev/null
@@ -0,0 +1,285 @@
+<?php
+/***************************************************************
+*  Copyright notice
+*
+*  (c) 2009 Oliver Hader <oliver@typo3.org>
+*  All rights reserved
+*
+*  This script is part of the TYPO3 project. The TYPO3 project is
+*  free software; you can redistribute it and/or modify
+*  it under the terms of the GNU General Public License as published by
+*  the Free Software Foundation; either version 2 of the License, or
+*  (at your option) any later version.
+*
+*  The GNU General Public License can be found at
+*  http://www.gnu.org/copyleft/gpl.html.
+*  A copy is found in the textfile GPL.txt and important notices to the license
+*  from the author is found in LICENSE.txt distributed with these scripts.
+*
+*
+*  This script is distributed in the hope that it will be useful,
+*  but WITHOUT ANY WARRANTY; without even the implied warranty of
+*  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+*  GNU General Public License for more details.
+*
+*  This copyright notice MUST APPEAR in all copies of the script!
+***************************************************************/
+
+/**
+ * Matching TypoScript conditions for frontend disposal.
+ *
+ * Used with the TypoScript parser.
+ * Matches browserinfo, IPnumbers for use with templates
+ *
+ * @author     Kasper Skaarhoj <kasperYYYY@typo3.com>
+ * @package TYPO3
+ * @subpackage t3lib
+ */
+class t3lib_matchCondition_frontend extends t3lib_matchCondition_abstract {
+       /**
+        * @var array
+        */
+       protected $deprecatedHooks = array();
+
+       /**
+        * Constructor for this class
+        *
+        * @return      void
+        */
+       public function __construct() {
+               $this->initializeDeprecatedHooks();
+       }
+
+       /**
+        * Initializes deprectated hooks that existed in t3lib_matchCondition until TYPO3 4.3.
+        *
+        * @return      void
+        */
+       protected function initializeDeprecatedHooks() {
+                       // Hook: $TYPO3_CONF_VARS['SC_OPTIONS']['t3lib/class.t3lib_matchcondition.php']['matchConditionClass']:
+               $matchConditionHooks =& $GLOBALS['TYPO3_CONF_VARS']['SC_OPTIONS']['t3lib/class.t3lib_matchcondition.php']['matchConditionClass'];
+               if (is_array($matchConditionHooks)) {
+                       t3lib_div::deprecationLog(
+                               'The hook $TYPO3_CONF_VARS[SC_OPTIONS][t3lib/class.t3lib_matchcondition.php][matchConditionClass] ' .
+                               'is deprecated since TYPO3 4.3. Use the new hooks getBrowserInfo and getDeviceType in ' .
+                               't3lib_utility_Client instead.'
+                       );
+
+                       foreach ($matchConditionHooks as $hookClass) {
+                               $this->deprecatedHooks[] = t3lib_div::getUserObj($hookClass, '');
+                       }
+               }
+       }
+
+       /**
+        * Evaluates a TypoScript condition given as input, eg. "[browser=net][...(other conditions)...]"
+        *
+        * @param       string          $string: The condition to match against its criterias.
+        * @return      boolean         Whether the condition matched
+        * @see t3lib_tsparser::parse()
+        */
+       protected function evaluateCondition($string) {
+               list($key, $value) = t3lib_div::trimExplode('=', $string, false, 2);
+
+               $result = parent::evaluateConditionCommon($key, $value);
+
+               if (is_bool($result)) {
+                       return $result;
+               } else {
+                       switch ($key) {
+                               case 'usergroup':
+                                       $groupList = $this->getGroupList();
+                                       if ($groupList != '0,-1') {             // '0,-1' is the default usergroups when not logged in!
+                                               $values = t3lib_div::trimExplode(',', $value, true);
+                                               foreach ($values as $test) {
+                                                       if ($test == '*' || t3lib_div::inList($groupList, $test)) {
+                                                               return true;
+                                                       }
+                                               }
+                                       }
+                               break;
+                               case 'treeLevel':
+                                       $values = t3lib_div::trimExplode(',', $value, true);
+                                       $treeLevel = count($this->rootline) - 1;
+                                       foreach ($values as $test) {
+                                               if ($test == $treeLevel) {
+                                                       return true;
+                                               }
+                                       }
+                               break;
+                               case 'PIDupinRootline':
+                               case 'PIDinRootline':
+                                       $values = t3lib_div::trimExplode(',', $value, true);
+                                       if (($key=='PIDinRootline') || (!in_array($this->pageId, $values))) {
+                                               foreach ($values as $test) {
+                                                       foreach ($this->rootline as $rl_dat) {
+                                                               if ($rl_dat['uid'] == $test) {
+                                                                       return true;
+                                                               }
+                                                       }
+                                               }
+                                       }
+                               break;
+                       }
+               }
+
+               return false;
+       }
+
+       /**
+        * Generates an array with abstracted browser information
+        *
+        * @param       string          $userAgent: The useragent string, t3lib_div::getIndpEnv('HTTP_USER_AGENT')
+        * @return      array           Contains keys "browser", "version", "system"
+        */
+       protected function getBrowserInfo($userAgent) {
+                       // Exceute deprecated hooks:
+                       // @deprecated since TYPO3 4.3
+               foreach($this->deprecatedHooks as $hookObj) {
+                       if (method_exists($hookObj, 'browserInfo')) {
+                               $result = $hookObj->browserInfo($userAgent);
+                               if (strlen($result)) {
+                                       return $result;
+                               }
+                       }
+               }
+
+               return parent::getBrowserInfo($userAgent);
+       }
+
+       /**
+        * Gets a code for a browsing device based on the input useragent string.
+        *
+        * @param       string          $userAgent: The useragent string, t3lib_div::getIndpEnv('HTTP_USER_AGENT')
+        * @return      string          Code for the specific device type
+        */
+       protected function getDeviceType($userAgent) {
+                       // Exceute deprecated hooks:
+                       // @deprecated since TYPO3 4.3
+               foreach($this->deprecatedHooks as $hookObj) {
+                       if (method_exists($hookObj, 'whichDevice')) {
+                               $result = $hookObj->whichDevice($userAgent);
+                               if (strlen($result)) {
+                                       return $result;
+                               }
+                       }
+               }
+
+               // deprecated, see above
+               if (is_array($GLOBALS['TYPO3_CONF_VARS']['SC_OPTIONS']['t3lib/class.t3lib_matchcondition.php']['devices_class'])) {
+                       foreach($GLOBALS['TYPO3_CONF_VARS']['SC_OPTIONS']['t3lib/class.t3lib_matchcondition.php']['devices_class'] as $_classRef) {
+                               $_procObj = t3lib_div::getUserObj($_classRef);
+                               return $_procObj->whichDevice_ext($useragent);
+                       }
+               }
+
+               return parent::getDeviceType($userAgent);
+       }
+
+       /**
+        * Returns GP / ENV / TSFE vars
+        *
+        * @param       string          Identifier
+        * @return      mixed           The value of the variable pointed to.
+        */
+       protected function getVariable($var) {
+               $vars = explode(':', $var, 2);
+
+               $val = parent::getVariableCommon($vars);
+
+               if (is_null($val)) {
+                       $splitAgain=explode('|', $vars[1], 2);
+                       $k = trim($splitAgain[0]);
+                       if ($k) {
+                               switch((string)trim($vars[0])) {
+                                       case 'TSFE':
+                                               $val = $this->getGlobal('TSFE|' . $vars[1]);
+                                       break;
+                               }
+                       }
+               }
+
+               return $val;
+       }
+
+       /**
+        * Get the usergroup list of the current user.
+        *
+        * @return      string          The usergroup list of the current user
+        */
+       protected function getGroupList() {
+               $groupList = $GLOBALS['TSFE']->gr_list;
+               return $groupList;
+       }
+
+       /**
+        * Determines the current page Id.
+        *
+        * @return      integer         The current page Id
+        */
+       protected function determinePageId() {
+               return (int)$GLOBALS['TSFE']->id;
+       }
+
+       /**
+        * Determines the rootline for the current page.
+        *
+        * @return      array           The rootline for the current page.
+        */
+       protected function determineRootline() {
+               $rootline = (array)$GLOBALS['TSFE']->tmpl->rootLine;
+               return $rootline;
+       }
+
+       /**
+        * Get prefix for user functions (normally 'user_').
+        *
+        * @return      string          The prefix for user functions (normally 'user_').
+        */
+       protected function getUserFuncClassPrefix() {
+               $userFuncClassPrefix = $GLOBALS['TSFE']->TYPO3_CONF_VARS['FE']['userFuncClassPrefix'];
+               return $userFuncClassPrefix;
+       }
+
+       /**
+        * Get the id of the current user.
+        *
+        * @return      integer         The id of the current user
+        */
+       protected function getUserId() {
+               $userId = $GLOBALS['TSFE']->fe_user->user['uid'];
+               return $userId;
+       }
+
+       /**
+        * Determines if a user is logged in.
+        *
+        * @return      boolean         Determines if a user is logged in
+        */
+       protected function isUserLoggedIn() {
+               $userLoggedIn = false;
+               if ($GLOBALS['TSFE']->loginUser) {
+                       $userLoggedIn = true;
+               }
+               return $userLoggedIn;
+       }
+
+       /**
+        * Set/write a log message.
+        *
+        * @param       string          $message: The log message to set/write
+        * @return      void
+        */
+       protected function log($message) {
+               if (is_object($GLOBALS['TT'])) {
+                       $GLOBALS['TT']->setTSlogMessage($message,3);
+               }
+       }
+}
+
+
+if (defined('TYPO3_MODE') && $TYPO3_CONF_VARS[TYPO3_MODE]['XCLASS']['t3lib/matchcondition/class.t3lib_matchcondition_frontend.php'])   {
+       include_once($TYPO3_CONF_VARS[TYPO3_MODE]['XCLASS']['t3lib/matchcondition/class.t3lib_matchcondition_frontend.php']);
+}
+
+?>
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