vendor/city-mountain/cmtool-bundle/src/Utils/OperationTool.php line 39

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  1. <?php
  3. namespace CityMountain\ToolBundle\Utils;
  5. //use Contao\Versions; use CityMountain\ToolBundle\Utils\OperationTool;
  6. use CityMountain\ToolBundle\Utils\Settings;
  8. class OperationTool
  9. {    
  10.     
  11.     public function __construct()
  12.     {
  13.         
  14.     }
  15.     
  16.     public static function getMasterdataValues($idSelect=0,$key,$includeDisable=0,$addWhere=array())
  17.     {
  18.         $arrRes = array();
  19.         
  20.         if(!\Database::getInstance()->tableExists('tl_zMasterdataValue', null, true))return $arrRes;
  21.         
  22.         if($idSelect=="" || $idSelect==null)$idSelect=0;
  23.         if(is_array($idSelect)&&array_values($idSelect)[0]<>'')$idSelect = implode(",",$idSelect);
  24.         
  25.         $objValues = \Database::getInstance()->prepare("SELECT * 
  26.                                                           FROM tl_zMasterdataValue 
  27.                                                          WHERE mvKey=?
  28.                                                            AND ".($includeDisable==0?"( disable<>1 || id IN (".$idSelect."))":"1=1")."
  29.                                                                ".(is_array($addWhere)&&count($addWhere)?implode(" ",$addWhere):'')."
  30.                                                       ORDER BY mvDefault DESC, mvOrder, mvName")->execute($key);
  31.         //\System::log('DATA '.$objValues->query, __METHOD__, "TL_ELS");
  32.         while($objValues->next())
  33.         {   //\System::log('1 getMasterdataValues '.$objValues->id.$objValues->mvName, __METHOD__, "TL_ELS");
  34.             $arrRes[$objValues->id] = $objValues->mvName;
  35.         }//\System::log('2 getMasterdataValues '.print_r(,true), __METHOD__, "TL_ELS");
  36.         return $arrRes;
  37.     }    
  38.     
  39.     public static function getMasterdataValuesData($idSelect=0,$key,$includeDisable=0,$addWhere=array())
  40.     {
  41.         $arrRes['keyMasterdataValue'] = array();
  42.         $arrRes['keyValueMapping'] = array();
  43.         
  44.         if($idSelect=="")$idSelect=0;
  45.         if(is_array($idSelect))$idSelect = implode(",",$idSelect);
  46.         
  47.         $objValues = \Database::getInstance()->prepare("SELECT * 
  48.                                                           FROM tl_zMasterdataValue 
  49.                                                          WHERE mvKey=?
  50.                                                            AND ".($includeDisable==0?"( disable<>1 || id IN (".$idSelect."))":"1=1")."
  51.                                                                ".(is_array($addWhere)&&count($addWhere)?implode(" ",$addWhere):'')."
  52.                                                       ORDER BY mvDefault DESC, mvOrder, mvName")->execute($key);
  53.         while($objValues->next())
  54.         {
  55.             $arrRes['keyMasterdataValue'][$objValues->id] = $objValues->row();
  56.             $arrRes['keyValueMapping'][$objValues->mvValueMapping] = $objValues->row();
  57.         }
  58.         return $arrRes;
  59.     }
  60.     
  61.     public static function getMasterdataValueData($idSelect=0,$getObject=false)
  62.     {
  63.         $arrRes = array();
  64.         
  65.         $objValue = \Database::getInstance()->prepare("SELECT * FROM tl_zMasterdataValue WHERE id=? ")->limit(1)->execute($idSelect);
  66.         $arrRes = $objValue->fetchAssoc();
  67.         if($getObject)return $objValue;
  68.         return $arrRes;
  69.     }    
  70.     
  71.     
  72.     
  73.     public static function getRightModuleActions($idSelect=0,$idModul=0,$includeDisable=0,$getData=0)
  74.     {
  75.         $res = array();
  76.         $tmpRightData = Settings::getRightData();
  77.         if($idModul<>'' && $idModul!==0)return $tmpRightData[$idModul]['right'];
  78.         if($idModul===0){
  79.             foreach($tmpRightData as $keyMod=>$arrMod){
  80.                 $res = array_merge($res,$arrMod['right']);
  81.             }
  82.         }
  83.         return $res;
  84.     }
  85.     
  86.     public static function getRightModules($idSelect=0,$includeDisable=0,$getData=0)
  87.     {
  88.         $res = array();
  89.         $tmpRightData = Settings::getRightData();
  90.         foreach($tmpRightData as $keyMod=>$arrMod){
  91.             $res[$keyMod] = $arrMod['name'];
  92.         }
  93.         return $res;
  94.     }
  95.     
  96.     public static function getMemberRights($idSelect=0,$getData=0,$addWhere=array())
  97.     {
  98.         if($getData==1){
  99.             $arrRes['entry'] = array();
  100.             $arrRes['entryUnitList'] = array();
  101.             $arrRes['module'] = array();
  102.         }else{
  103.             $arrRes = array();
  104.         }
  105.         
  106.         $objRights = \Database::getInstance()->prepare("
  107.                                 SELECT * 
  108.                                   FROM tl_zLinkMemberRight 
  109.                                  WHERE pid=?
  110.                                       ".(is_array($addWhere)&&count($addWhere)?implode(" ",$addWhere):'')."
  111.                               ORDER BY fkModuleAction, fkUnit")->execute($idSelect);
  112.         
  113.         while($objRights->next())
  114.         {
  115.             if($getData==1){
  116.                 $arrRes['entry'][$objRights->id] = $objRights->row();
  117.                 $arrRes['entryUnitList'][$objRights->fkUnit] = $objRights->fkUnit;
  118.                 $arrRes['module'][$objRights->fkModule][$objRights->fkModuleAction][$objRights->fkUnit] = $objRights->fkUnit;
  119.             }else{
  120.                 $tmpRightData = Settings::getRightData();
  121.                 $arrRes[$objRights->id] = $tmpRightData[$objRights->fkModule]['right'][$objRights->fkModuleAction] 
  122.                 ." (".$tmpRightData[$objRights->fkModule]['name'].")"; 
  123.             }            
  124.         }
  125.         return $arrRes;
  126.     }
  127.     
  128.     public static function getUserRights($idSelect=0,$getData=0,$addWhere=array())
  129.     {
  130.         if($getData==1){
  131.             $arrRes['entry'] = array();
  132.             $arrRes['entryUnitList'] = array();
  133.             $arrRes['module'] = array();
  134.         }else{
  135.             $arrRes = array();
  136.         }
  137.         
  138.         $objRights = \Database::getInstance()->prepare("
  139.                                 SELECT * 
  140.                                   FROM tl_zLinkUserRight 
  141.                                  WHERE pid=?
  142.                                       ".(is_array($addWhere)&&count($addWhere)?implode(" ",$addWhere):'')."
  143.                               ORDER BY fkModuleAction, fkUnit")->execute($idSelect);
  144.         
  145.         while($objRights->next())
  146.         {
  147.             if($getData==1){
  148.                 $arrRes['entry'][$objRights->id] = $objRights->row();
  149.                 $arrRes['entryUnitList'][$objRights->fkUnit] = $objRights->fkUnit;
  150.                 $arrRes['module'][$objRights->fkModule][$objRights->fkModuleAction][$objRights->fkUnit] = $objRights->fkUnit;
  151.             }else{
  152.                 $tmpRightData = Settings::getRightData();
  153.                 $arrRes[$objRights->id] = $tmpRightData[$objRights->fkModule]['right'][$objRights->fkModuleAction] 
  154.                 ." (".$tmpRightData[$objRights->fkModule]['name'].")"; 
  155.             }            
  156.         }
  157.         return $arrRes;
  158.     }
  159.     
  160.     public static function getUnitsFromRights($idUnit,$userType='member',$arrModuleAction=array())
  161.     {        
  162.         $arrRes = array();
  163.         
  164.         if($userType=='user'){
  165.             $objRights = OperationTool::getUserRights(\BackendUser::getInstance()->id,1,array("AND fkModuleAction IN ('".implode("','",$arrModuleAction)."')"));
  166.         }else{
  167.             $objRights = OperationTool::getMemberRights(\BackendUser::getInstance()->id,1,array("AND fkModuleAction IN ('".implode("','",$arrModuleAction)."')"));
  168.         }
  169.         
  170.         if (count($objRights['entry'])>0)
  171.         {
  172.             $arrIDs = array();
  173.             foreach($objRights['entry'] as $arrRight){
  174.                 $arrIDs[$arrRight['fkUnit']] = '';
  175.             }
  176.             $arrRes = static::getUnitsHierarchy($arrIDs);
  177.         }
  178.         
  179.         if($idUnit<>0 && !array_key_exists($idUnit,$arrRes)){
  180.             $objUnit = static::getUnit($idUnit,true);
  181.             $arrRes[$objUnit->id] = $objUnit->uName;
  182.         }
  183.         
  184.         return $arrRes;
  185.     }
  186.     
  187.     public static function getUnitsTop()
  188.     {
  189.         $res = array();
  190.         
  191.         $objNodes = \Database::getInstance()->prepare("SELECT id FROM tl_zUnit WHERE pid = 0 AND disable<>1 ")->execute();
  192.         while($objNodes->next())
  193.         {
  194.             $res[$objNodes->id] = $objNodes->id;
  195.         }
  196.         return $res;
  197.     }
  198.     
  199.     public static function getUnitsHierarchy(array $idsUnit)
  200.     {
  201.         $return = array();
  202.         //Alle ID's vom Array durchlaufen
  203.         foreach($idsUnit as $id => $value)
  204.         {
  205.             if(array_search($id, $return) === false){
  206.                 //mit dieser Verknüpfung werden die index'es beibehalten
  207.                 if($id)$return = $return + static::renderUnitTree($id);
  208.             }
  209.         }
  210.         asort($return);
  211.         return $return;
  212.     }
  213.     protected static function renderUnitTree($id)
  214.     {
  215.         $objUnit = \Database::getInstance()->prepare("
  216.             SELECT id, uName, disable
  217.               FROM tl_zUnit
  218.              WHERE id = ?")
  219.             ->limit(1)
  220.             ->execute($id);
  222.         // Zurück wenn kein Resultat gefunden wurde (erster Fall)
  223.         if ($objUnit->numRows < 1)
  224.         {            
  225.             return array();
  226.         }
  228.         // aktuelle ID ins Array setzen, da dieses in der DB ist.
  229.         //$return[] = $id;
  230.         $return[$objUnit->id] = $objUnit->uName . ($objUnit->disable?' deaktivert':'');
  231.             
  232.         $childs = array();
  234.         // prüfen ob es Kinder hat
  235.         $objNodes = \Database::getInstance()->prepare("SELECT id FROM tl_zUnit WHERE pid=? ORDER BY sorting")->execute($id);
  237.         if ($objNodes->numRows)
  238.         {
  239.             $childs = $objNodes->fetchEach('id');
  240.         }
  242.         // rekursion Start
  243.         if (count($childs))
  244.         {
  245.             for ($k=0; $k<count($childs); $k++)
  246.             {
  247.                 //$return = array_merge($return, $this->renderUnitTree($childs[$k]));
  248.                 $return = $return + static::renderUnitTree($childs[$k]);
  249.             }
  250.         }
  251.         return $return;
  252.     }
  253.     
  254.     
  255.     
  256.     public static function getRightMember($idMember=0,$idUser=0)
  257.     {
  258.         $arrRes = array();
  259.         $arrRes['StandardUnitId'] = 0;
  260.         //$arrRes['StandardUnitId'] = 2;
  261.         $arrRes['ListUnitsId'] = array();
  262.         //$arrRes['ListUnitsId'] = array(2);
  263.         
  264.         if($idMember==19 || $idMember==68 || $idUser<>0){
  265.             //$arrRes['ListUnitsId'][] = 1;
  266.         }
  267.         
  268.         
  269.         if($idMember<>0){
  270.             $objRights = \Database::getInstance()->prepare("SELECT fkUnit,lmuDefault FROM tl_zLinkMemberUnit WHERE pid=? ")->execute($idMember);
  272.             if($objRights->numRows==0){
  273.                 $objMembers = \Database::getInstance()->prepare("SELECT username, lastname FROM tl_member WHERE id=? ")->limit(1)->execute($idMember);
  274.                 \System::log('Keine Berechtigungen dem Mitglied '.($idMember==0?'':$objMembers->username." ".$objMembers->lastname).' ('.$idMember.') zugewiesen.', __METHOD__, TL_ACCESS);
  275.             }
  276.         }elseif($idUser<>0){
  277.             $objRights = \Database::getInstance()->prepare("SELECT fkUnit,lmuDefault FROM tl_zLinkMemberUnit 
  278.                                                         WHERE pid = (
  279.                                                                     SELECT tl_member.id 
  280.                                                                       FROM tl_member,tl_user 
  281.                                                                      WHERE tl_user.username=tl_member.username
  282.                                                                        AND tl_user.id=?) ")->execute($idUser);
  283.             if($objRights->numRows==0)\System::log('Keine Berechtigungen dem User '.static::getUser($idUser,true)->username.' ('.$idUser.') zugewiesen.', __METHOD__, TL_ACCESS);
  284.         }else{
  285.             //\System::log('Keine Mitglieder oder User ID für Berechtigung. ID Member:'.$idMember." ID User:".$idUser, __METHOD__, TL_ACCESS);
  286.         }        
  287.         if(is_object($objRights)){
  288.             while($objRights->next())
  289.             {
  290.                 $arrRes['ListUnitsId'][] = $objRights->fkUnit;
  291.                 if($objRights->lmuDefault)$arrRes['StandardUnitId'] = $objRights->fkUnit;
  292.             }
  293.             if($arrRes['StandardUnitId']==''&&count($arrRes['ListUnitsId'])==1)$arrRes['StandardUnitId'] = $arrRes['ListUnitsId'][0];
  294.         }
  295.         return $arrRes;
  296.     }
  297.     
  298.     public static function checkRightMember($checkUnitID,$idMember=0,$idUser=0,$arrRights=array())
  299.     {
  300.         $objUser = null;
  301.         if($idMember<>0){
  302.             $objUser = \Database::getInstance()->prepare("SELECT * FROM tl_member WHERE id=? ")->execute($idMember);
  303.             if(count($arrRights)==0)$arrRights=static::getRightMember($idMember);
  304.         }elseif($idUser<>0){
  305.             $tmpObjUser = \Database::getInstance()->prepare("SELECT * FROM tl_user WHERE id=? ")->execute($idUser);
  306.             if(count($arrRights)==0)$arrRights=static::getRightMember(0,$idUser);
  307.             if($tmpObjUser->username){
  308.                 $objUser = \Database::getInstance()->prepare("SELECT * FROM tl_member WHERE username=? ")->execute($tmpObjUser->username);
  309.             }
  310.         }
  311.         
  312.         if($objUser<>NULL && $objUser->id<>'' && count($arrRights)){
  313.             if(in_array($checkUnitID,$arrRights['ListUnitsId'])){
  314.                 return true;
  315.             }
  316.         }
  317.         
  318.         \System::log('Zugriff von User '.$objUser->username.' ('.$objUser->id.')'.' auf VE '.$checkUnitID.' verwehrt', __METHOD__, TL_ACCESS);
  319.         return false;
  320.     }
  321.     
  322.     public static function getMembers($idSelect=0,$idsUnit=array(),$includeDisable=0,$getReference=0,$addWhere=array())
  323.     {
  324.         $arrRes = array();
  325.         $selMem = "";
  326.         
  327.         if($idSelect==NULL)$idSelect=0;
  328.         if($idsUnit==0 || !is_array($idsUnit))$idsUnit=array();
  329.         
  330.         if(count($idsUnit)){//All from the units    
  331.             $selMem = "( id in ( SELECT pid FROM tl_zLinkMemberUnit WHERE fkUnit IN (".implode(",", $idsUnit).") )".(!$includeDisable?" AND disable<>1 ":'').")";
  332.         }
  333.         
  334.         if($getReference){//all function
  335.             $selMem = "1=1";
  336.             if(!$includeDisable)$selMem = 'disable<>1';
  337.         }
  338.         if($selMem=="")$selMem = "1=1";
  339.         
  340.         //Explizit auch dabei
  341.         if($idSelect<>0)$selMem .= ' OR id='.$idSelect;
  342.         
  343.         //Abfrage
  344.         $objMembers = \Database::getInstance()->prepare("SELECT id, lastname, firstname 
  345.                                                            FROM tl_member 
  346.                                                           WHERE ".$selMem."
  347.                                                                   ".(is_array($addWhere)&&count($addWhere)?implode(" ",$addWhere):'')."
  348.                                                        ORDER BY lastname, firstname")->execute();
  349.         while($objMembers->next())
  350.         {
  351.             $arrRes[$objMembers->id] = $objMembers->lastname." ".$objMembers->firstname;
  352.         }
  353.         return $arrRes;
  354.     }    
  355.     
  356.     public static function getUsers($idSelect=0,$idsUnit=array(),$includeDisable=0,$getReference=0,$addWhere=array())
  357.     {
  358.         $arrRes = array();
  359.         $selMem = "";
  360.         
  361.         if($idSelect==NULL)$idSelect=0;
  362.         if($idsUnit==0 || !is_array($idsUnit))$idsUnit=array();
  363.         
  364.         if(count($idsUnit)){//All from the units    
  365.             $selMem = "( id in ( SELECT pid FROM tl_zLinkUserUnit WHERE fkUnit IN (".implode(",", $idsUnit).") )".(!$includeDisable?" AND disable<>1 ":'').")";
  366.         }
  367.         
  368.         if($getReference){//all function
  369.             $selMem = "1=1";
  370.             if(!$includeDisable)$selMem = 'disable<>1';
  371.         }
  372.         if($selMem=="")$selMem = "1=1";
  373.         
  374.         //Explizit auch dabei
  375.         if($idSelect<>0)$selMem .= ' OR id='.$idSelect;
  376.         
  377.         //Abfrage
  378.         $objMembers = \Database::getInstance()->prepare("SELECT id, name 
  379.                                                            FROM tl_user 
  380.                                                           WHERE ".$selMem."
  381.                                                                   ".(is_array($addWhere)&&count($addWhere)?implode(" ",$addWhere):'')."
  382.                                                        ORDER BY name")->execute();
  383.         while($objMembers->next())
  384.         {
  385.             $arrRes[$objMembers->id] = $objMembers->name;
  386.         }
  387.         return $arrRes;
  388.     }    
  389.     
  390.     public static function getMemberByUsername($name,$getObject=false)
  391.     {
  392.         $objMember = \Database::getInstance()->prepare("SELECT id FROM tl_member WHERE username=? ")->limit(1)->execute($name);
  393.         
  394.         return static::getMemberByID($objMember->id,$getObject);
  395.     }
  396.     
  397.     public static function getMemberByID($memberID,$getObject=false)
  398.     {
  399.         $arrRes = array();
  400.         \System::loadLanguageFile('default');
  402.         $objMember = \Database::getInstance()->prepare("SELECT id FROM tl_member WHERE id=? ")->limit(1)->execute($memberID);
  403.         
  404.         $arrRes = static::getGenericEntry($objMember->id,'tl_member',false);
  405.         $arrRes['salutationDirect'] = $GLOBALS['TL_LANG']['cmglobal']['salutationDirect'][$arrRes['gender']];
  406.         if($arrRes['id'])$arrRes['fullName'] = $arrRes['lastname']." ".$arrRes['firstname'];
  407.         if($arrRes['id'])$arrRes = array_merge($arrRes,static::getRightMember($arrRes['id']));
  408.         if($getObject)return (Object)$arrRes;
  409.         
  410.         return $arrRes;
  411.     }
  412.     
  413.     public static function getUser($idSelect,$getObject=false)
  414.     {
  415.         $arrRes = array();
  417.         $objMembers = \Database::getInstance()->prepare("SELECT * FROM tl_user WHERE id=? ")->limit(1)->execute($idSelect);
  418.         if($getObject)return $objMembers;
  419.         $arrRes = $objMembers->fetchAssoc();
  420.         return $arrRes;
  421.     }    
  422.     
  423.     public static function getUnits($idSelect=0,$includeDisable=0,$arrIDs=0)//$arrIDs muss ein array sein!
  424.     {
  425.         $arrRes = array();
  426.         
  427.         if(!\Database::getInstance()->tableExists('tl_zUnit', null, true))return $arrRes;
  428.         
  429.         if($idSelect=="")$idSelect=0;
  430.         
  431.         //wenn, arrIDs abgefragt wird und dies leer ist, wir eine leere Antwort gegeben, da diese Person keine Berechtigung hat.
  432.         if(is_array($arrIDs) && count($arrIDs)==0)return $arrRes;
  433.         //wenn arrIDs nicht gesetzt ist und kein Array ist, dann wird es ein Array
  434.         if(!is_array($arrIDs))$arrIDs=array();
  435.             
  436.         $objUnits = \Database::getInstance()->prepare("SELECT * 
  437.                                                          FROM tl_zUnit 
  438.                                                         WHERE 
  439.                                                           ".($includeDisable==0?"( disable<>1 || id=".$idSelect.")":"1=1")." 
  440.                                                           ".(count($arrIDs)>0?"AND id IN(".implode(",",$arrIDs).")":"")."
  441.                                                      ORDER BY uName")->execute();
  442.         
  443.         while($objUnits->next())
  444.         {
  445.             $arrRes[$objUnits->id] = $objUnits->uName;
  446.         }
  447.         return $arrRes;
  448.     }
  449.     
  450.     public static function getUnit($idSelect,$getObject=false)
  451.     {
  452.         $arrRes = array();
  454.         $objUnits = \Database::getInstance()->prepare("SELECT * FROM tl_zUnit WHERE id=? ")->limit(1)->execute($idSelect);
  455.         $arrRes = $objUnits->fetchAssoc();
  456.         
  457.         if($getObject)return (Object)$arrRes;
  458.         
  459.         return $arrRes;
  460.     }
  461.     
  462.     public static function getUnitDefault()
  463.     {
  464.          $objUnit = \Database::getInstance()->prepare("SELECT id FROM tl_zUnit 
  465.                                                            WHERE uDefault=1")->limit(1)->execute();
  466.         return $objUnit->id;
  467.     }
  468.     
  469.     public static function getUnitDefaultMaster()
  470.     {
  471.          $objUnit = \Database::getInstance()->prepare("SELECT id FROM tl_zUnit 
  472.                                                            WHERE uDefaultMaster=1")->limit(1)->execute();
  473.         return $objUnit->id;
  474.     }
  475.     
  476.     public static function getGenericEntries($idSelect=0,$includeDisabled=0,$getReference=0,$addWhere=array(),$addOrder="ORDER BY aEventTime DESC")
  477.     {
  478.         $arrRes = array();
  479.         /*if(!\Database::getInstance()->tableExists('tl_zAccident', null, true))return $arrRes;
  480.         
  481.         if($idSelect==NULL)$idSelect=0;
  482.         
  483.         //Abfrage
  484.         $objAccidents = \Database::getInstance()->prepare("SELECT id, aLastname,aFirstname,aEventTime  
  485.                                                            FROM tl_zAccident 
  486.                                                           WHERE ".($includeDisabled==0?"( aStatusHR<>1 || aStatusSafety<>1 || id=".$idSelect.")":"1=1")."
  487.                                                                   ".(is_array($addWhere)&&count($addWhere)?implode(" ",$addWhere):'')."
  488.                                                                 ".$addOrder."
  489.                                                        ")->execute();
  490.         //dump($objAccidents);
  491.         while($objAccidents->next())
  492.         {
  493.             if($getReference){
  494.                 $arrRes[$objAccidents->id] = $objAccidents->aLastname." ".$objAccidents->aFirstname." ".date("d.m.Y H:i",$objAccidents->aEventTime);
  495.             }else{
  496.                 $arrRes[$objAccidents->id] = static::getAccident($objAccidents->id);//$objAccidents->row()
  497.             }
  498.             
  499.         }*/
  500.         return $arrRes;
  501.     }    
  502.     
  503.     public static function getGenericEntry($idSelect,$table,$getObject=false)
  504.     {
  505.         $arrRes = array();
  506.         
  507.         $objRes = \Database::getInstance()->prepare("SELECT * FROM ".$table." WHERE id=? ")
  508.             ->limit(1)->execute($idSelect);
  509.         //dump($objRes);
  510.         if($objRes->numRows<>0){
  511.             $arrRes = $objRes->fetchAssoc();
  512.             foreach($arrRes as $id=>$value){
  513.                 $arrRes[$id] = deserialize($value);
  514.                 $arrRes[$id.'Text'] = \Haste\Util\Format::dcaValue($table, $id, $value);
  515.             }
  516.         }
  517.         
  518.         if($getObject)return (Object)$arrRes;
  519.         return $arrRes;
  520.     }
  521.     
  522.     public static function encodeRand($str, $seed=0) {
  523.         if($seed==0)$seed=\Config::get('elsKey');
  524.         if($seed==0||$seed==NULL){
  525.             $seed = mt_rand(1000000,9999999);
  526.             $config = \Config::getInstance();
  527.             $config->add("\$GLOBALS['TL_CONFIG']['elsKey']",$seed);
  528.             \System::log('Neuer elsKey wurd egesetzt', __METHOD__, TL_ACCESS); 
  529.         }        
  530.         
  531.         mt_srand($seed);
  532.         $out = array();
  533.         for ($x=0, $l=strlen($str); $x<$l; $x++) {
  534.             $out[$x] = (ord($str[$x]) * 3) + mt_rand(350, 16000);
  535.         }
  536.          
  537.         mt_srand();
  538.         return implode('-', $out);
  539.     }
  540.      
  541.     public static function decodeRand($str, $seed=0) {
  542.         if($seed==0)$seed=\Config::get('elsKey');
  543.         mt_srand($seed);
  544.         $blocks = explode('-', $str);
  545.         $out = array();
  546.         foreach ($blocks as $block) {
  547.             $ord = (intval($block) - mt_rand(350, 16000)) / 3;
  548.             $out[] = chr($ord);
  549.         }
  550.          
  551.         mt_srand();
  552.         return implode('', $out);
  553.     }
  554.     
  555. }