gitlabFork/ISPConfig3.git - Solinfo Gitblit

			@@ -29,1604 +29,339 @@
			*/

			/**
			* Formularbehandlung
			*
			* Functions to validate, display and save form values
			*
			* Database table field definitions
			*
			* Datatypes:
			* - INTEGER (Converts data to int automatically)
			* - DOUBLE
			* - CURRENCY (Formats digits in currency notation)
			* - VARCHAR (No format check)
			* - DATE (Date format, converts from and to UNIX timestamps automatically)
			*
			* Formtype:
			* - TEXT (Normal text field)
			* - PASSWORD (password field, the content will not be displayed again to the user)
			* - SELECT (Option fiield)
			* - MULTIPLE (Allows selection of multiple values)
			*
			* VALUE:
			* - Value or array
			*
			* SEPARATOR
			* - separator char used for fileds with multiple values
			*
			* Hint: The auto increment (ID) filed of the table has not be be definied separately.
			*
			*/
			* Formularbehandlung
			*
			* Functions to validate, display and save form values
			*
			* Database table field definitions
			*
			* Datatypes:
			* - INTEGER (Converts data to int automatically)
			* - DOUBLE
			* - CURRENCY (Formats digits in currency notation)
			* - VARCHAR (No format check)
			* - DATE (Date format, converts from and to UNIX timestamps automatically)
			*
			* Formtype:
			* - TEXT (Normal text field)
			* - PASSWORD (password field, the content will not be displayed again to the user)
			* - SELECT (Option fiield)
			* - MULTIPLE (Allows selection of multiple values)
			*
			* VALUE:
			* - Value or array
			*
			* SEPARATOR
			* - separator char used for fileds with multiple values
			*
			* Hint: The auto increment (ID) filed of the table has not be be definied separately.
			*
			*/

			class tform {

			/**
			* Definition of the database table (array)
			* @var tableDef
			*/
			var $tableDef;

			/**
			* Private
			* @var action
			*/
			var $action;

			/**
			* Table name (String)
			* @var table_name
			*/
			var $table_name;

			/**
			* Debug Variable
			* @var debug
			*/
			var $debug = 0;

			/**
			* name of the primary field of the database table (string)
			* @var table_index
			*/
			var $table_index;

			/**
			* contains the error messages
			* @var errorMessage
			*/
			var $errorMessage = '';

			var $dateformat = "d.m.Y";
			var $formDef = array();
			var $wordbook;
			var $module;
			var $primary_id;
			var $diffrec = array();

			/**
			* Loading of the table definition
			*
			* @param file: path to the form definition file
			* @return true
			*/
			/*
			function loadTableDef($file) {
			global $app,$conf;

			include_once($file);
			$this->tableDef = $table;
			$this->table_name = $table_name;
			$this->table_index = $table_index;
			return true;
			}
			*/

			function loadFormDef($file,$module = '') {
			global $app,$conf;

			include($file);
			$this->formDef = $form;

			$this->module = $module;
			$wb = array();

			include_once(ISPC_ROOT_PATH.'/lib/lang/'.$_SESSION['s']['language'].'.lng');

			if(is_array($wb)) $wb_global = $wb;

			if($module == '') {
			$lng_file = "lib/lang/".$_SESSION["s"]["language"]."_".$this->formDef["name"].".lng";
			if(!file_exists($lng_file)) $lng_file = "lib/lang/en_".$this->formDef["name"].".lng";
			include($lng_file);
			} else {
			$lng_file = "../$module/lib/lang/".$_SESSION["s"]["language"]."_".$this->formDef["name"].".lng";
			if(!file_exists($lng_file)) $lng_file = "../$module/lib/lang/en_".$this->formDef["name"].".lng";
			include($lng_file);
			}

			if(is_array($wb_global)) {
			$wb = $app->functions->array_merge($wb_global,$wb);
			}
			if(isset($wb_global)) unset($wb_global);

			$this->wordbook = $wb;

			$this->dateformat = $app->lng('conf_format_dateshort');

			return true;
			}


			/**
			* Converts the data in the array to human readable format
			* Datatype conversion e.g. to show the data in lists
			*
			* @param record
			* @return record
			*/
			function decode($record,$tab) {
			global $conf, $app;
			if(!is_array($this->formDef['tabs'][$tab])) $app->error("Tab does not exist or the tab is empty (TAB: $tab).");
			$new_record = '';
			$table_idx = $this->formDef['db_table_idx'];
			if(isset($record[$table_idx])) $new_record[$table_idx] = $app->functions->intval($record[$table_idx ]);

			if(is_array($record)) {
			foreach($this->formDef['tabs'][$tab]['fields'] as $key => $field) {

			//* Apply filter to record value.
			if(isset($field['filters']) && is_array($field['filters'])) {
			$record[$key] = $this->filterField($key, (isset($record[$key]))?$record[$key]:'', $field['filters'], 'SHOW');
			}

			switch ($field['datatype']) {
			case 'VARCHAR':
			$new_record[$key] = $record[$key];
			break;

			case 'TEXT':
			$new_record[$key] = $record[$key];
			break;

			case 'DATETSTAMP':
			if($record[$key] > 0) {
			$new_record[$key] = date($this->dateformat,$record[$key]);
			}
			break;

			case 'DATE':
			if($record[$key] != '' && $record[$key] != '0000-00-00') {
			$tmp = explode('-',$record[$key]);
			$new_record[$key] = date($this->dateformat,mktime(0, 0, 0, $tmp[1] , $tmp[2], $tmp[0]));
			}
			break;

			case 'INTEGER':
			$new_record[$key] = $app->functions->intval($record[$key]);
			break;

			case 'DOUBLE':
			$new_record[$key] = $record[$key];
			break;

			case 'CURRENCY':
			$new_record[$key] = $app->functions->currency_format($record[$key]);
			break;

			default:
			$new_record[$key] = $record[$key];
			}
			}

			}

			return $new_record;
			}

			/**
			* Get the key => value array of a form filled from a datasource definitiom
			*
			* @param field = array with field definition
			* @param record = Dataset as array
			* @return key => value array for the value field of a form
			*/

			function getDatasourceData($field, $record) {
			global $app;

			$values = array();

			if($field["datasource"]["type"] == 'SQL') {

			// Preparing SQL string. We will replace some
			// common placeholders
			$querystring = $field["datasource"]["querystring"];
			$querystring = str_replace("{USERID}",$_SESSION["s"]["user"]["userid"],$querystring);
			$querystring = str_replace("{GROUPID}",$_SESSION["s"]["user"]["default_group"],$querystring);
			$querystring = str_replace("{GROUPS}",$_SESSION["s"]["user"]["groups"],$querystring);
			$table_idx = $this->formDef['db_table_idx'];

			$tmp_recordid = (isset($record[$table_idx]))?$record[$table_idx]:0;
			$querystring = str_replace("{RECORDID}",$tmp_recordid,$querystring);
			unset($tmp_recordid);

			$querystring = str_replace("{AUTHSQL}",$this->getAuthSQL('r'),$querystring);

			// Getting the records
			$tmp_records = $app->db->queryAllRecords($querystring);
			if($app->db->errorMessage != '') die($app->db->errorMessage);
			if(is_array($tmp_records)) {
			$key_field = $field["datasource"]["keyfield"];
			$value_field = $field["datasource"]["valuefield"];
			foreach($tmp_records as $tmp_rec) {
			$tmp_id = $tmp_rec[$key_field];
			$values[$tmp_id] = $tmp_rec[$value_field];
			}
			}
			}

			if($field["datasource"]["type"] == 'CUSTOM') {
			// Calls a custom class to validate this record
			if($field["datasource"]['class'] != '' and $field["datasource"]['function'] != '') {
			$datasource_class = $field["datasource"]['class'];
			$datasource_function = $field["datasource"]['function'];
			$app->uses($datasource_class);
			$values = $app->$datasource_class->$datasource_function($field, $record);
			} else {
			$this->errorMessage .= "Custom datasource class or function is empty<br />\r\n";
			}
			}

			if(isset($field['filters']) && is_array($field['filters'])) {
			$new_values = array();
			foreach($values as $index => $value) {
			$new_index = $this->filterField($index, $index, $field['filters'], 'SHOW');
			$new_values[$new_index] = $this->filterField($index, (isset($values[$index]))?$values[$index]:'', $field['filters'], 'SHOW');
			}
			$values = $new_values;
			unset($new_values);
			unset($new_index);
			}

			return $values;

			}

			//* If the parameter 'valuelimit' is set
			function applyValueLimit($limit,$values) {

			global $app;

			$limit_parts = explode(':',$limit);

			//* values are limited to a comma separated list
			if($limit_parts[0] == 'list') {
			$allowed = explode(',',$limit_parts[1]);
			}

			//* values are limited to a field in the client settings
			if($limit_parts[0] == 'client') {
			if($_SESSION["s"]["user"]["typ"] == 'admin') {
			return $values;
			} else {
			$client_group_id = $_SESSION["s"]["user"]["default_group"];
			$client = $app->db->queryOneRecord("SELECT ".$limit_parts[1]." as lm FROM sys_group, client WHERE sys_group.client_id = client.client_id and sys_group.groupid = $client_group_id");
			$allowed = explode(',',$client['lm']);
			}
			}

			//* values are limited to a field in the reseller settings
			if($limit_parts[0] == 'reseller') {
			if($_SESSION["s"]["user"]["typ"] == 'admin') {
			return $values;
			} else {
			//* Get the limits of the client that is currently logged in
			$client_group_id = $_SESSION["s"]["user"]["default_group"];
			$client = $app->db->queryOneRecord("SELECT parent_client_id FROM sys_group, client WHERE sys_group.client_id = client.client_id and sys_group.groupid = $client_group_id");
			//echo "SELECT parent_client_id FROM sys_group, client WHERE sys_group.client_id = client.client_id and sys_group.groupid = $client_group_id";
			//* If the client belongs to a reseller, we will check against the reseller Limit too
			if($client['parent_client_id'] != 0) {

			//* first we need to know the groups of this reseller
			$tmp = $app->db->queryOneRecord("SELECT userid, groups FROM sys_user WHERE client_id = ".$client['parent_client_id']);
			$reseller_groups = $tmp["groups"];
			$reseller_userid = $tmp["userid"];

			// Get the limits of the reseller of the logged in client
			$client_group_id = $_SESSION["s"]["user"]["default_group"];
			$reseller = $app->db->queryOneRecord("SELECT ".$limit_parts[1]." as lm FROM client WHERE client_id = ".$client['parent_client_id']);
			$allowed = explode(',',$reseller['lm']);
			} else {
			return $values;
			}
			} // end if admin
			} // end if reseller

			//* values are limited to a field in the system settings
			if($limit_parts[0] == 'system') {
			$app->uses('getconf');
			$tmp_conf = $app->getconf->get_global_config($limit_parts[1]);
			$tmp_key = $limit_parts[2];
			$allowed = $tmp_conf[$tmp_key];
			}

			$values_new = array();
			foreach($values as $key => $val) {
			if(in_array($key,$allowed)) $values_new[$key] = $val;
			}

			return $values_new;
			}


			/**
			* Prepare the data record to show the data in a form.
			*
			* @param record = Datensatz als Array
			* @param action = NEW oder EDIT
			* @return record
			*/
			function getHTML($record, $tab, $action = 'NEW') {

			global $app;

			$this->action = $action;

			if(!is_array($this->formDef)) $app->error("No form definition found.");
			if(!is_array($this->formDef['tabs'][$tab])) $app->error("The tab is empty or does not exist (TAB: $tab).");

			$new_record = array();
			if($action == 'EDIT') {
			$record = $this->decode($record,$tab);
			if(is_array($record)) {
			foreach($this->formDef['tabs'][$tab]['fields'] as $key => $field) {

			if(isset($record[$key])) {
			$val = $record[$key];
			} else {
			$val = '';
			}

			// If Datasource is set, get the data from there
			if(isset($field['datasource']) && is_array($field['datasource'])) {
			if(is_array($field["value"])) {
			//$field["value"] = array_merge($field["value"],$this->getDatasourceData($field, $record));
			$field["value"] = $app->functions->array_merge($field["value"],$this->getDatasourceData($field, $record));
			} else {
			$field["value"] = $this->getDatasourceData($field, $record);
			}
			}

			// If a limitation for the values is set
			if(isset($field['valuelimit']) && is_array($field["value"])) {
			$field["value"] = $this->applyValueLimit($field['valuelimit'],$field["value"]);
			}

			switch ($field['formtype']) {
			case 'SELECT':
			$out = '';
			if(is_array($field['value'])) {
			foreach($field['value'] as $k => $v) {
			$selected = ($k == $val)?' SELECTED':'';
			if(!empty($this->wordbook[$v]))
			$v = $this->wordbook[$v];
			$out .= "<option value='$k'$selected>".$this->lng($v)."</option>\r\n";
			}
			}
			$new_record[$key] = $out;
			break;
			case 'MULTIPLE':
			if(is_array($field['value'])) {

			// Split
			$vals = explode($field['separator'],$val);

			// write HTML
			$out = '';
			foreach($field['value'] as $k => $v) {

			$selected = '';
			foreach($vals as $tvl) {
			if(trim($tvl) == trim($k)) $selected = ' SELECTED';
			}

			$out .= "<option value='$k'$selected>$v</option>\r\n";
			}
			}
			$new_record[$key] = $out;
			break;

			case 'PASSWORD':
			$new_record[$key] = '';
			break;

			case 'CHECKBOX':
			$checked = ($val == $field['value'][1])?' CHECKED':'';
			$new_record[$key] = "<input name=\"".$key."\" id=\"".$key."\" value=\"".$field['value'][1]."\" type=\"checkbox\" $checked />\r\n";
			break;

			case 'CHECKBOXARRAY':
			if(is_array($field['value'])) {

			// aufsplitten ergebnisse
			$vals = explode($field['separator'],$val);

			// HTML schreiben
			$out = '';
			$elementNo = 0;
			foreach($field['value'] as $k => $v) {

			$checked = '';
			foreach($vals as $tvl) {
			if(trim($tvl) == trim($k)) $checked = ' CHECKED';
			}
			// $out .= "<label for=\"".$key."[]\" class=\"inlineLabel\"><input name=\"".$key."[]\" id=\"".$key."[]\" value=\"$k\" type=\"checkbox\" $checked /> $v</label>\r\n";
			$out .= "<label for=\"".$key.$elementNo."\" class=\"inlineLabel\"><input name=\"".$key."[]\" id=\"".$key.$elementNo."\" value=\"$k\" type=\"checkbox\" $checked /> $v</label><br/>\r\n";
			$elementNo++;
			}
			}
			$new_record[$key] = $out;
			break;

			case 'RADIO':
			if(is_array($field['value'])) {

			// HTML schreiben
			$out = '';
			$elementNo = 0;
			foreach($field['value'] as $k => $v) {
			$checked = ($k == $val)?' CHECKED':'';
			//$out .= "<label for=\"".$key."[]\" class=\"inlineLabel\"><input name=\"".$key."[]\" id=\"".$key."[]\" value=\"$k\" type=\"radio\" $checked/> $v</label>\r\n";
			$out .= "<label for=\"".$key.$elementNo."\" class=\"inlineLabel\"><input name=\"".$key."[]\" id=\"".$key.$elementNo."\" value=\"$k\" type=\"radio\" $checked/> $v </label>\r\n";
			$elementNo++;
			}
			}
			$new_record[$key] = $out;
			break;

			case 'DATETIME':
			if (strtotime($val) !== false) {
			$dt_value = $val;
			} elseif ( isset($field['default']) && (strtotime($field['default']) !== false) ) {
			$dt_value = $field['default'];
			} else {
			$dt_value = 0;
			}

			$display_seconds = (isset($field['display_seconds']) && $field['display_seconds'] == true) ? true : false;

			$new_record[$key] = $this->_getDateTimeHTML($key, $dt_value, $display_seconds);
			break;

			default:
			if(isset($record[$key])) {
			$new_record[$key] = htmlspecialchars($record[$key]);
			} else {
			$new_record[$key] = '';
			}
			}
			}
			}
			} else {
			// Action: NEW
			foreach($this->formDef['tabs'][$tab]['fields'] as $key => $field) {

			// If Datasource is set, get the data from there
			if(@is_array($field['datasource'])) {
			if(is_array($field["value"])) {
			$field["value"] = $app->functions->array_merge($field["value"],$this->getDatasourceData($field, $record));
			} else {
			$field["value"] = $this->getDatasourceData($field, $record);
			}
			}

			// If a limitation for the values is set
			if(isset($field['valuelimit']) && is_array($field["value"])) {
			$field["value"] = $this->applyValueLimit($field['valuelimit'],$field["value"]);
			}

			switch ($field['formtype']) {
			case 'SELECT':
			if(is_array($field['value'])) {
			$out = '';
			foreach($field['value'] as $k => $v) {
			$selected = ($k == $field["default"])?' SELECTED':'';
			$out .= "<option value='$k'$selected>".$this->lng($v)."</option>\r\n";
			}
			}
			if(isset($out)) $new_record[$key] = $out;
			break;
			case 'MULTIPLE':
			if(is_array($field['value'])) {

			// aufsplitten ergebnisse
			$vals = explode($field['separator'],$val);

			// HTML schreiben
			$out = '';
			foreach($field['value'] as $k => $v) {

			$out .= "<option value='$k'>$v</option>\r\n";
			}
			}
			$new_record[$key] = $out;
			break;

			case 'PASSWORD':
			$new_record[$key] = '';
			break;

			case 'CHECKBOX':
			// $checked = (empty($field["default"]))?'':' CHECKED';
			$checked = ($field["default"] == $field['value'][1])?' CHECKED':'';
			$new_record[$key] = "<input name=\"".$key."\" id=\"".$key."\" value=\"".$field['value'][1]."\" type=\"checkbox\" $checked />\r\n";
			break;

			case 'CHECKBOXARRAY':
			if(is_array($field['value'])) {

			// aufsplitten ergebnisse
			$vals = explode($field['separator'],$field["default"]);

			// HTML schreiben
			$out = '';
			$elementNo = 0;
			foreach($field['value'] as $k => $v) {

			$checked = '';
			foreach($vals as $tvl) {
			if(trim($tvl) == trim($k)) $checked = ' CHECKED';
			}
			// $out .= "<label for=\"".$key."[]\" class=\"inlineLabel\"><input name=\"".$key."[]\" id=\"".$key."[]\" value=\"$k\" type=\"checkbox\" $checked /> $v</label>\r\n";
			$out .= "<label for=\"".$key.$elementNo."\" class=\"inlineLabel\"><input name=\"".$key."[]\" id=\"".$key.$elementNo."\" value=\"$k\" type=\"checkbox\" $checked /> $v</label>  \r\n";
			$elementNo++;
			}
			}
			$new_record[$key] = $out;
			break;

			case 'RADIO':
			if(is_array($field['value'])) {

			// HTML schreiben
			$out = '';
			$elementNo = 0;
			foreach($field['value'] as $k => $v) {
			$checked = ($k == $field["default"])?' CHECKED':'';
			//$out .= "<label for=\"".$key."[]\" class=\"inlineLabel\"><input name=\"".$key."[]\" id=\"".$key."[]\" value=\"$k\" type=\"radio\" $checked/> $v</label>\r\n";
			$out .= "<label for=\"".$key.$elementNo."\" class=\"inlineLabel\"><input name=\"".$key."[]\" id=\"".$key.$elementNo."\" value=\"$k\" type=\"radio\" $checked/> $v</label>\r\n";
			$elementNo++;
			}
			}
			$new_record[$key] = $out;
			break;

			case 'DATETIME':
			$dt_value = (isset($field['default'])) ? $field['default'] : 0;
			$display_seconds = (isset($field['display_seconds']) && $field['display_seconds'] == true) ? true : false;

			$new_record[$key] = $this->_getDateTimeHTML($key, $dt_value, $display_seconds);
			break;

			default:
			$new_record[$key] = htmlspecialchars($field['default']);
			}
			}

			}

			if($this->debug == 1) $this->dbg($new_record);

			return $new_record;
			}

			/**
			* Rewrite the record data to be stored in the database
			* and check values with regular expressions.
			*
			* @param record = Datensatz als Array
			* @return record
			*/
			function encode($record,$tab,$dbencode = true) {
			global $app;

			if(!is_array($this->formDef['tabs'][$tab])) $app->error("Tab is empty or does not exist (TAB: $tab).");
			//$this->errorMessage = '';

			if(is_array($record)) {
			foreach($this->formDef['tabs'][$tab]['fields'] as $key => $field) {

			//* Apply filter to record value
			if(isset($field['filters']) && is_array($field['filters'])) {
			$record[$key] = $this->filterField($key, (isset($record[$key]))?$record[$key]:'', $field['filters'], 'SAVE');
			}
			//* Validate record value
			if(isset($field['validators']) && is_array($field['validators'])) {
			$this->validateField($key, (isset($record[$key]))?$record[$key]:'', $field['validators']);
			}

			switch ($field['datatype']) {
			case 'VARCHAR':
			if(!@is_array($record[$key])) {
			$new_record[$key] = (isset($record[$key]))?$record[$key]:'';
			} else {
			$new_record[$key] = implode($field['separator'],$record[$key]);
			}
			break;
			case 'TEXT':
			if(!is_array($record[$key])) {
			$new_record[$key] = $record[$key];
			} else {
			$new_record[$key] = implode($field['separator'],$record[$key]);
			}
			break;
			case 'DATETSTAMP':
			if($record[$key] > 0) {
			list($tag,$monat,$jahr) = explode('.',$record[$key]);
			$new_record[$key] = mktime(0,0,0,$monat,$tag,$jahr);
			} else {
			$new_record[$key] = 0;
			}
			break;
			case 'DATE':
			if($record[$key] != '' && $record[$key] != '0000-00-00') {
			if(function_exists('date_parse_from_format')) {
			$date_parts = date_parse_from_format($this->dateformat,$record[$key]);
			//list($tag,$monat,$jahr) = explode('.',$record[$key]);
			$new_record[$key] = $date_parts['year'].'-'.$date_parts['month'].'-'.$date_parts['day'];
			//$tmp = strptime($record[$key],$this->dateformat);
			//$new_record[$key] = ($tmp['tm_year']+1900).'-'.($tmp['tm_mon']+1).'-'.$tmp['tm_mday'];
			} else {
			//$tmp = strptime($record[$key],$this->dateformat);
			//$new_record[$key] = ($tmp['tm_year']+1900).'-'.($tmp['tm_mon']+1).'-'.$tmp['tm_mday'];
			$tmp = strtotime($record[$key]);
			$new_record[$key] = date('Y-m-d',$tmp);
			}
			} else {
			$new_record[$key] = '0000-00-00';
			}
			break;
			case 'INTEGER':
			$new_record[$key] = (isset($record[$key]))?$app->functions->intval($record[$key]):0;
			//if($new_record[$key] != $record[$key]) $new_record[$key] = $field['default'];
			//if($key == 'refresh') die($record[$key]);
			break;
			case 'DOUBLE':
			$new_record[$key] = $record[$key];
			break;
			case 'CURRENCY':
			$new_record[$key] = str_replace(",",".",$record[$key]);
			break;

			case 'DATETIME':
			if (is_array($record[$key]))
			{
			$filtered_values = array_map(create_function('$item','return (int)$item;'), $record[$key]);
			extract($filtered_values, EXTR_PREFIX_ALL, '_dt');

			if ($_dt_day != 0 && $_dt_month != 0 && $_dt_year != 0) {
			$new_record[$key] = date( 'Y-m-d H:i:s', mktime($_dt_hour, $_dt_minute, $_dt_second, $_dt_month, $_dt_day, $_dt_year) );
			}
			}
			break;
			}

			// The use of the field value is deprecated, use validators instead
			if(isset($field['regex']) && $field['regex'] != '') {
			// Enable that "." matches also newlines
			$field['regex'] .= 's';
			if(!preg_match($field['regex'], $record[$key])) {
			$errmsg = $field['errmsg'];
			$this->errorMessage .= $this->wordbook[$errmsg]."<br />\r\n";
			}
			}

			//* Add slashes to all records, when we encode data which shall be inserted into mysql.
			if($dbencode == true) $new_record[$key] = $app->db->quote($new_record[$key]);
			}
			}
			return $new_record;
			}

			/**
			* process the filters for a given field.
			*
			* @param field_name = Name of the field
			* @param field_value = value of the field
			* @param filters = Array of filters
			* @param filter_event = 'SAVE'or 'SHOW'
			* @return record
			*/

			function filterField($field_name, $field_value, $filters, $filter_event) {

			global $app;
			$returnval = $field_value;

			//* Loop trough all filters
			foreach($filters as $filter) {
			if($filter['event'] == $filter_event) {
			switch ($filter['type']) {
			case 'TOLOWER':
			$returnval = strtolower($returnval);
			break;
			case 'TOUPPER':
			$returnval = strtoupper($returnval);
			break;
			case 'IDNTOASCII':
			$returnval = $app->functions->idn_encode($returnval);
			break;
			case 'IDNTOUTF8':
			$returnval = $app->functions->idn_decode($returnval);
			break;
			default:
			$this->errorMessage .= "Unknown Filter: ".$filter['type'];
			break;
			}
			}
			}
			return $returnval;
			}

			/**
			* process the validators for a given field.
			*
			* @param field_name = Name of the field
			* @param field_value = value of the field
			* @param validatoors = Array of validators
			* @return record
			*/

			function validateField($field_name, $field_value, $validators) {

			global $app;

			$escape = '`';

			// loop trough the validators
			foreach($validators as $validator) {

			switch ($validator['type']) {
			case 'REGEX':
			$validator['regex'] .= 's';
			if(!preg_match($validator['regex'], $field_value)) {
			$errmsg = $validator['errmsg'];
			if(isset($this->wordbook[$errmsg])) {
			$this->errorMessage .= $this->wordbook[$errmsg]."<br />\r\n";
			} else {
			$this->errorMessage .= $errmsg."<br />\r\n";
			}
			}
			break;
			case 'UNIQUE':
			if($validator['allowempty'] != 'y') $validator['allowempty'] = 'n';
			if($validator['allowempty'] == 'n' \|\| ($validator['allowempty'] == 'y' && $field_value != '')){
			if($this->action == 'NEW') {
			$num_rec = $app->db->queryOneRecord("SELECT count(*) as number FROM ".$escape.$this->formDef['db_table'].$escape. " WHERE $field_name = '".$app->db->quote($field_value)."'");
			if($num_rec["number"] > 0) {
			$errmsg = $validator['errmsg'];
			if(isset($this->wordbook[$errmsg])) {
			$this->errorMessage .= $this->wordbook[$errmsg]."<br />\r\n";
			} else {
			$this->errorMessage .= $errmsg."<br />\r\n";
			}
			}
			} else {
			$num_rec = $app->db->queryOneRecord("SELECT count(*) as number FROM ".$escape.$this->formDef['db_table'].$escape. " WHERE $field_name = '".$app->db->quote($field_value)."' AND ".$this->formDef['db_table_idx']." != ".$this->primary_id);
			if($num_rec["number"] > 0) {
			$errmsg = $validator['errmsg'];
			if(isset($this->wordbook[$errmsg])) {
			$this->errorMessage .= $this->wordbook[$errmsg]."<br />\r\n";
			} else {
			$this->errorMessage .= $errmsg."<br />\r\n";
			}
			}
			}
			}
			break;
			case 'NOTEMPTY':
			if(empty($field_value)) {
			$errmsg = $validator['errmsg'];
			if(isset($this->wordbook[$errmsg])) {
			$this->errorMessage .= $this->wordbook[$errmsg]."<br />\r\n";
			} else {
			$this->errorMessage .= $errmsg."<br />\r\n";
			}
			}
			break;
			case 'ISEMAIL':
			if(function_exists('filter_var')) {
			if(filter_var($field_value, FILTER_VALIDATE_EMAIL) === false) {
			$errmsg = $validator['errmsg'];
			if(isset($this->wordbook[$errmsg])) {
			$this->errorMessage .= $this->wordbook[$errmsg]."<br />\r\n";
			} else {
			$this->errorMessage .= $errmsg."<br />\r\n";
			}
			}
			} else {
			if(!preg_match("/^\w+[\w\.\-\+]\w{0,}@\w+[\w.-]\w+\.[a-zA-Z0-9\-]{2,30}$/i", $field_value)) {
			$errmsg = $validator['errmsg'];
			if(isset($this->wordbook[$errmsg])) {
			$this->errorMessage .= $this->wordbook[$errmsg]."<br />\r\n";
			} else {
			$this->errorMessage .= $errmsg."<br />\r\n";
			}
			}
			}
			break;
			case 'ISINT':
			if(function_exists('filter_var') && $field_value < 2147483647) {
			if($field_value != '' && filter_var($field_value, FILTER_VALIDATE_INT) === false) {
			$errmsg = $validator['errmsg'];
			if(isset($this->wordbook[$errmsg])) {
			$this->errorMessage .= $this->wordbook[$errmsg]."<br />\r\n";
			} else {
			$this->errorMessage .= $errmsg."<br />\r\n";
			}
			}
			} else {
			$tmpval = $app->functions->intval($field_value);
			if($tmpval === 0 and !empty($field_value)) {
			$errmsg = $validator['errmsg'];
			if(isset($this->wordbook[$errmsg])) {
			$this->errorMessage .= $this->wordbook[$errmsg]."<br />\r\n";
			} else {
			$this->errorMessage .= $errmsg."<br />\r\n";
			}
			}
			}
			break;
			case 'ISPOSITIVE':
			if(!is_numeric($field_value) \|\| $field_value <= 0){
			$errmsg = $validator['errmsg'];
			if(isset($this->wordbook[$errmsg])) {
			$this->errorMessage .= $this->wordbook[$errmsg]."<br />\r\n";
			} else {
			$this->errorMessage .= $errmsg."<br />\r\n";
			}
			}
			break;
			case 'ISV6PREFIX':
			$v6_prefix_ok = 0;
			$explode_field_value = explode(':',$field_value);
			if ($explode_field_value[count($explode_field_value)-1]=='' && $explode_field_value[count($explode_field_value)-2]=='' ){
			if ( count($explode_field_value) <= 9 ) {
			if(filter_var(substr($field_value,0,strlen($field_value)-2),FILTER_VALIDATE_IP,FILTER_FLAG_IPV6) or filter_var(substr($field_value,0,strlen($field_value)-2).'::0',FILTER_VALIDATE_IP,FILTER_FLAG_IPV6) or filter_var(substr($field_value,0,strlen($field_value)-2).':0',FILTER_VALIDATE_IP,FILTER_FLAG_IPV6) ) {
			$v6_prefix_ok = 1;
			}
			}
			} else {
			$v6_prefix_ok = 2;
			}
			// check subnet against defined server-ipv6
			$sql_v6 = $app->db->queryOneRecord("SELECT ip_address FROM server_ip WHERE ip_type = 'IPv6' AND virtualhost = 'y' LIMIT 0,1");
			$sql_v6_explode=explode(':',$sql_v6['ip_address']);
			if ( count($sql_v6_explode) < count($explode_field_value) && isset($sql_v6['ip_address']) ) {
			$v6_prefix_ok = 3;
			}
			if($v6_prefix_ok == 0) {
			$errmsg = $validator['errmsg'];
			}
			if($v6_prefix_ok == 2) {
			$errmsg = 'IPv6 Prefix must end with ::';
			}
			if($v6_prefix_ok == 3) {
			$errmsg = 'IPv6 Prefix too long (according to Server IP Addresses)';
			}
			if($v6_prefix_ok <> 1){
			$this->errorMessage .= $errmsg."<br />\r\n";
			}
			break;
			case 'ISIPV4':
			$vip=1;
			if(preg_match("/^[0-9]{1,3}(\.)[0-9]{1,3}(\.)[0-9]{1,3}(\.)[0-9]{1,3}$/", $field_value)){
			$groups=explode(".",$field_value);
			foreach($groups as $group){
			if($group<0 OR $group>255)
			$vip=0;
			}
			}else{$vip=0;}
			if($vip==0) {
			$errmsg = $validator['errmsg'];
			if(isset($this->wordbook[$errmsg])) {
			$this->errorMessage .= $this->wordbook[$errmsg]."<br />\r\n";
			} else {
			$this->errorMessage .= $errmsg."<br />\r\n";
			}
			}
			break;
			case 'ISIP':
			if($validator['allowempty'] != 'y') $validator['allowempty'] = 'n';
			if($validator['allowempty'] == 'y' && $field_value == '') {
			//* Do nothing
			} else {
			//* Check if its a IPv4 or IPv6 address
			if(isset($validator['separator']) && $validator['separator'] != '') {
			//* When the field may contain several IP addresses, split them by the char defined as separator
			$field_value_array = explode($validator['separator'],$field_value);
			} else {
			$field_value_array[] = $field_value;
			}
			foreach($field_value_array as $field_value) {
			$field_value = trim($field_value);
			if(function_exists('filter_var')) {
			if(!filter_var($field_value,FILTER_VALIDATE_IP)) {
			$errmsg = $validator['errmsg'];
			if(isset($this->wordbook[$errmsg])) {
			$this->errorMessage .= $this->wordbook[$errmsg]."<br />\r\n";
			} else {
			$this->errorMessage .= $errmsg."<br />\r\n";
			}
			}
			} else {
			//* Check content with regex, if we use php < 5.2
			$ip_ok = 0;
			if(preg_match("/^(\:\:([a-f0-9]{1,4}\:){0,6}?[a-f0-9]{0,4}\|[a-f0-9]{1,4}(\:[a-f0-9]{1,4}){0,6}?\:\:\|[a-f0-9]{1,4}(\:[a-f0-9]{1,4}){1,6}?\:\:([a-f0-9]{1,4}\:){1,6}?[a-f0-9]{1,4})(\/\d{1,3})?$/i", $field_value)){
			$ip_ok = 1;
			}
			if(preg_match("/^[0-9]{1,3}(\.)[0-9]{1,3}(\.)[0-9]{1,3}(\.)[0-9]{1,3}$/", $field_value)){
			$ip_ok = 1;
			}
			if($ip_ok == 0) {
			$errmsg = $validator['errmsg'];
			if(isset($this->wordbook[$errmsg])) {
			$this->errorMessage .= $this->wordbook[$errmsg]."<br />\r\n";
			} else {
			$this->errorMessage .= $errmsg."<br />\r\n";
			}
			}
			}
			}
			}
			break;
			case 'RANGE':
			//* Checks if the value is within the given range or above / below a value
			//* Range examples: < 10 = ":10", between 2 and 10 = "2:10", above 5 = "5:".
			$range_parts = explode(':',trim($validator['range']));
			$ok = true;
			if($range_parts[0] != '' && $field_value < $range_parts[0]) {
			$ok = false;
			}
			if($range_parts[1] != '' && $field_value > $range_parts[1]) {
			$ok = false;
			}
			if($ok != true) {
			$errmsg = $validator['errmsg'];
			if(isset($this->wordbook[$errmsg])) {
			$this->errorMessage .= $this->wordbook[$errmsg]."<br />\r\n";
			} else {
			$this->errorMessage .= $errmsg."<br />\r\n";
			}
			}
			unset($range_parts);
			break;
			case 'CUSTOM':
			// Calls a custom class to validate this record
			if($validator['class'] != '' and $validator['function'] != '') {
			$validator_class = $validator['class'];
			$validator_function = $validator['function'];
			$app->uses($validator_class);
			$this->errorMessage .= $app->$validator_class->$validator_function($field_name, $field_value, $validator);
			} else {
			$this->errorMessage .= "Custom validator class or function is empty<br />\r\n";
			}
			break;
			default:
			$this->errorMessage .= "Unknown Validator: ".$validator['type'];
			break;
			}


			}

			return true;
			}

			/**
			* Create SQL statement
			*
			* @param record = Datensatz als Array
			* @param action = INSERT oder UPDATE
			* @param primary_id
			* @return record
			*/
			function getSQL($record, $tab, $action = 'INSERT', $primary_id = 0, $sql_ext_where = '') {

			global $app;

			// If there are no data records on the tab, return empty sql string
			if(count($this->formDef['tabs'][$tab]['fields']) == 0) return '';

			// checking permissions
			if($this->formDef['auth'] == 'yes' && $_SESSION["s"]["user"]["typ"] != 'admin') {
			if($action == "INSERT") {
			if(!$this->checkPerm($primary_id,'i')) $this->errorMessage .= "Insert denied.<br />\r\n";
			} else {
			if(!$this->checkPerm($primary_id,'u')) $this->errorMessage .= "Update denied.<br />\r\n";
			}
			}

			$this->action = $action;
			$this->primary_id = $primary_id;

			$record = $this->encode($record,$tab,true);
			$sql_insert_key = '';
			$sql_insert_val = '';
			$sql_update = '';

			if(!is_array($this->formDef)) $app->error("Form definition not found.");
			if(!is_array($this->formDef['tabs'][$tab])) $app->error("The tab is empty or does not exist (TAB: $tab).");

			// go trough all fields of the tab
			if(is_array($record)) {
			foreach($this->formDef['tabs'][$tab]['fields'] as $key => $field) {
			// Wenn es kein leeres Passwortfeld ist
			if (!($field['formtype'] == 'PASSWORD' and $record[$key] == '')) {
			// Erzeuge Insert oder Update Quelltext
			if($action == "INSERT") {
			if($field['formtype'] == 'PASSWORD') {
			$sql_insert_key .= "`$key`, ";
			if($field['encryption'] == 'CRYPT') {
			$record[$key] = $app->auth->crypt_password(stripslashes($record[$key]));
			$sql_insert_val .= "'".$app->db->quote($record[$key])."', ";
			} elseif ($field['encryption'] == 'MYSQL') {
			$tmp = $app->db->queryOneRecord("SELECT PASSWORD('".$app->db->quote(stripslashes($record[$key]))."') as `crypted`");
			$record[$key] = $tmp['crypted'];
			$sql_insert_val .= "'".$app->db->quote($record[$key])."', ";
			} elseif ($field['encryption'] == 'CLEARTEXT') {
			$sql_insert_val .= "'".$app->db->quote($record[$key])."', ";
			} else {
			$record[$key] = md5(stripslashes($record[$key]));
			$sql_insert_val .= "'".$app->db->quote($record[$key])."', ";
			}

			} elseif ($field['formtype'] == 'CHECKBOX') {
			$sql_insert_key .= "`$key`, ";
			if($record[$key] == '') {
			// if a checkbox is not set, we set it to the unchecked value
			$sql_insert_val .= "'".$field['value'][0]."', ";
			$record[$key] = $field['value'][0];
			} else {
			$sql_insert_val .= "'".$record[$key]."', ";
			}
			} else {
			$sql_insert_key .= "`$key`, ";
			$sql_insert_val .= "'".$record[$key]."', ";
			}
			} else {
			if($field['formtype'] == 'PASSWORD') {
			if(isset($field['encryption']) && $field['encryption'] == 'CRYPT') {
			$record[$key] = $app->auth->crypt_password(stripslashes($record[$key]));
			$sql_update .= "`$key` = '".$app->db->quote($record[$key])."', ";
			} elseif (isset($field['encryption']) && $field['encryption'] == 'MYSQL') {
			$tmp = $app->db->queryOneRecord("SELECT PASSWORD('".$app->db->quote(stripslashes($record[$key]))."') as `crypted`");
			$record[$key] = $tmp['crypted'];
			$sql_update .= "`$key` = '".$app->db->quote($record[$key])."', ";
			} elseif (isset($field['encryption']) && $field['encryption'] == 'CLEARTEXT') {
			$sql_update .= "`$key` = '".$app->db->quote($record[$key])."', ";
			} else {
			$record[$key] = md5(stripslashes($record[$key]));
			$sql_update .= "`$key` = '".$app->db->quote($record[$key])."', ";
			}

			} elseif ($field['formtype'] == 'CHECKBOX') {
			if($record[$key] == '') {
			// if a checkbox is not set, we set it to the unchecked value
			$sql_update .= "`$key` = '".$field['value'][0]."', ";
			$record[$key] = $field['value'][0];
			} else {
			$sql_update .= "`$key` = '".$record[$key]."', ";
			}
			} else {
			$sql_update .= "`$key` = '".$record[$key]."', ";
			}
			}
			} else {
			// we unset the password filed, if empty to tell the datalog function
			// that the password has not been changed
			unset($record[$key]);
			}
			}
			}


			// Add backticks for incomplete table names
			if(stristr($this->formDef['db_table'],'.')) {
			$escape = '';
			} else {
			$escape = '`';
			}


			if($action == "INSERT") {
			if($this->formDef['auth'] == 'yes') {
			// Set user and group
			$sql_insert_key .= "`sys_userid`, ";
			$sql_insert_val .= ($this->formDef["auth_preset"]["userid"] > 0)?"'".$this->formDef["auth_preset"]["userid"]."', ":"'".$_SESSION["s"]["user"]["userid"]."', ";
			$sql_insert_key .= "`sys_groupid`, ";
			$sql_insert_val .= ($this->formDef["auth_preset"]["groupid"] > 0)?"'".$this->formDef["auth_preset"]["groupid"]."', ":"'".$_SESSION["s"]["user"]["default_group"]."', ";
			$sql_insert_key .= "`sys_perm_user`, ";
			$sql_insert_val .= "'".$this->formDef["auth_preset"]["perm_user"]."', ";
			$sql_insert_key .= "`sys_perm_group`, ";
			$sql_insert_val .= "'".$this->formDef["auth_preset"]["perm_group"]."', ";
			$sql_insert_key .= "`sys_perm_other`, ";
			$sql_insert_val .= "'".$this->formDef["auth_preset"]["perm_other"]."', ";
			}
			$sql_insert_key = substr($sql_insert_key,0,-2);
			$sql_insert_val = substr($sql_insert_val,0,-2);
			$sql = "INSERT INTO ".$escape.$this->formDef['db_table'].$escape." ($sql_insert_key) VALUES ($sql_insert_val)";
			} else {
			if($this->formDef['auth'] == 'yes') {
			if($primary_id != 0) {
			$sql_update = substr($sql_update,0,-2);
			$sql = "UPDATE ".$escape.$this->formDef['db_table'].$escape." SET ".$sql_update." WHERE ".$this->getAuthSQL('u')." AND ".$this->formDef['db_table_idx']." = ".$primary_id;
			if($sql_ext_where != '') $sql .= " and ".$sql_ext_where;
			} else {
			$app->error("Primary ID fehlt!");
			}
			} else {
			if($primary_id != 0) {
			$sql_update = substr($sql_update,0,-2);
			$sql = "UPDATE ".$escape.$this->formDef['db_table'].$escape." SET ".$sql_update." WHERE ".$this->formDef['db_table_idx']." = ".$primary_id;
			if($sql_ext_where != '') $sql .= " and ".$sql_ext_where;
			} else {
			$app->error("Primary ID fehlt!");
			}
			}
			//* return a empty string if there is nothing to update
			if(trim($sql_update) == '') $sql = '';
			}

			return $sql;
			}

			/**
			* Debugging arrays.
			*
			* @param array_data
			*/
			function dbg($array_data) {

			echo "<pre>";
			print_r($array_data);
			echo "</pre>";

			}


			function showForm() {
			global $app,$conf;

			if(!is_array($this->formDef)) die("Form Definition wurde nicht geladen.");

			$active_tab = $this->getNextTab();

			// go trough the tabs
			foreach( $this->formDef["tabs"] as $key => $tab) {

			$tab['name'] = $key;
			// Translate the title of the tab
			$tab['title'] = $this->lng($tab['title']);

			if($tab['name'] == $active_tab) {

			// If module is set, then set the template path relative to the module..
			if($this->module != '') $tab["template"] = "../".$this->module."/".$tab["template"];

			// Generate the template if it does not exist yet.



			if(!is_file($tab["template"])) {
			$app->uses('tform_tpl_generator');
			$app->tform_tpl_generator->buildHTML($this->formDef,$tab['name']);
			}
			$app->tpl->setVar('readonly_tab', (isset($tab['readonly']) && $tab['readonly'] == true));
			$app->tpl->setInclude('content_tpl',$tab["template"]);
			$tab["active"] = 1;
			$_SESSION["s"]["form"]["tab"] = $tab['name'];
			} else {
			$tab["active"] = 0;
			}

			// Unset unused variables.
			unset($tab["fields"]);
			unset($tab["plugins"]);

			$frmTab[] = $tab;
			}

			// setting form tabs
			$app->tpl->setLoop("formTab", $frmTab);

			// Set form action
			$app->tpl->setVar('form_action',$this->formDef["action"]);
			$app->tpl->setVar('form_active_tab',$active_tab);

			// Set form title
			$form_hint = $this->lng($this->formDef["title"]);
			if($this->formDef["description"] != '') $form_hint .= '<div class="pageForm_description">'.$this->lng($this->formDef["description"]).'</div>';
			$app->tpl->setVar('form_hint',$form_hint);

			// Set Wordbook for this form

			$app->tpl->setVar($this->wordbook);
			}

			function getDataRecord($primary_id) {
			global $app;
			$escape = '`';
			$sql = "SELECT * FROM ".$escape.$this->formDef['db_table'].$escape." WHERE ".$this->formDef['db_table_idx']." = ".$primary_id;
			return $app->db->queryOneRecord($sql);
			}


			function datalogSave($action,$primary_id, $record_old, $record_new) {
			global $app,$conf;

			$app->db->datalogSave($this->formDef['db_table'], $action, $this->formDef['db_table_idx'], $primary_id, $record_old, $record_new);
			return true;

			/*
			// Add backticks for incomplete table names.
			if(stristr($this->formDef['db_table'],'.')) {
			$escape = '';
			} else {
			$escape = '`';
			}

			$this->diffrec = array();

			// Full diff records for ISPConfig, they have a different format then the simple diffrec
			$diffrec_full = array();

			if(is_array($record_old) && count($record_old) > 0) {
			foreach($record_old as $key => $val) {
			//if(isset($record_new[$key]) && $record_new[$key] != $val) {
			if(!isset($record_new[$key]) \|\| $record_new[$key] != $val) {
			// Record has changed
			$diffrec_full['old'][$key] = $val;
			$diffrec_full['new'][$key] = $record_new[$key];
			$this->diffrec[$key] = array( 'new' => $record_new[$key],
			'old' => $val);
			} else {
			$diffrec_full['old'][$key] = $val;
			$diffrec_full['new'][$key] = $val;
			}
			}
			} elseif(is_array($record_new)) {
			foreach($record_new as $key => $val) {
			if(isset($record_new[$key]) && $record_old[$key] != $val) {
			// Record has changed
			$diffrec_full['new'][$key] = $val;
			$diffrec_full['old'][$key] = $record_old[$key];
			$this->diffrec[$key] = array( 'old' => @$record_old[$key],
			'new' => $val);
			} else {
			$diffrec_full['new'][$key] = $val;
			$diffrec_full['old'][$key] = $val;
			}
			}
			}

			//$this->diffrec = $diffrec;
			// Insert the server_id, if the record has a server_id
			$server_id = (isset($record_old["server_id"]) && $record_old["server_id"] > 0)?$record_old["server_id"]:0;
			if(isset($record_new["server_id"])) $server_id = $record_new["server_id"];

			if(count($this->diffrec) > 0) {
			$diffstr = addslashes(serialize($diffrec_full));
			$username = $app->db->quote($_SESSION["s"]["user"]["username"]);
			$dbidx = $this->formDef['db_table_idx'].":".$primary_id;
			// $action = ($action == 'INSERT')?'i':'u';

			if($action == 'INSERT') $action = 'i';
			if($action == 'UPDATE') $action = 'u';
			if($action == 'DELETE') $action = 'd';
			$sql = "INSERT INTO sys_datalog (dbtable,dbidx,server_id,action,tstamp,user,data) VALUES ('".$this->formDef['db_table']."','$dbidx','$server_id','$action','".time()."','$username','$diffstr')";
			$app->db->query($sql);
			}

			return true;
			*/

			}

			function getAuthSQL($perm, $table = '') {
			if($_SESSION["s"]["user"]["typ"] == 'admin') {
			return '1';
			} else {
			if ($table != ''){
			$table = ' ' . $table . '.';
			}
			$groups = ( $_SESSION["s"]["user"]["groups"] ) ? $_SESSION["s"]["user"]["groups"] : 0;
			$sql = '(';
			$sql .= "(" . $table . "sys_userid = ".$_SESSION["s"]["user"]["userid"]." AND " . $table . "sys_perm_user like '%$perm%') OR ";
			$sql .= "(" . $table . "sys_groupid IN (".$groups.") AND " . $table ."sys_perm_group like '%$perm%') OR ";
			$sql .= $table . "sys_perm_other like '%$perm%'";
			$sql .= ')';

			return $sql;
			}
			}

			/*
			global $app;
			$app->load('tform_base');
			class tform extends tform_base {
			/*
			This function checks if a user has the parmissions $perm for the data record with the ID $record_id
			If record_id = 0, the the permissions are tested against the defaults of the form file.
			*/
			function checkPerm($record_id,$perm) {
			global $app;

			if($record_id > 0) {
			// Add backticks for incomplete table names.
			if(stristr($this->formDef['db_table'],'.')) {
			$escape = '';
			} else {
			$escape = '`';
			}
			function checkPerm($record_id, $perm) {
			global $app;

			$sql = "SELECT ".$this->formDef['db_table_idx']." FROM ".$escape.$this->formDef['db_table'].$escape." WHERE ".$this->formDef['db_table_idx']." = ".$record_id." AND ".$this->getAuthSQL($perm);
			if($record = $app->db->queryOneRecord($sql)) {
			return true;
			} else {
			return false;
			}
			} else {
			$result = false;
			if(@$this->formDef["auth_preset"]["userid"] == $_SESSION["s"]["user"]["userid"] && stristr($perm,$this->formDef["auth_preset"]["perm_user"])) $result = true;
			if(@$this->formDef["auth_preset"]["groupid"] == $_SESSION["s"]["user"]["groupid"] && stristr($perm,$this->formDef["auth_preset"]["perm_group"])) $result = true;
			if(@stristr($this->formDef["auth_preset"]["perm_other"],$perm)) $result = true;

			// if preset == 0, everyone can insert a record of this type
			if($this->formDef["auth_preset"]["userid"] == 0 AND $this->formDef["auth_preset"]["groupid"] == 0 AND (@stristr($this->formDef["auth_preset"]["perm_user"],$perm) OR @stristr($this->formDef["auth_preset"]["perm_group"],$perm))) $result = true;

			return $result;

			}

			}

			function getNextTab() {
			// Which tab is shown
			if($this->errorMessage == '') {
			// If there is no error
			if(isset($_REQUEST["next_tab"]) && $_REQUEST["next_tab"] != '') {
			// If the next tab is known
			$active_tab = $_REQUEST["next_tab"];
			} else {
			// else use the default tab
			$active_tab = $this->formDef['tab_default'];
			}
			} else {
			// Show the same tab again in case of an error
			$active_tab = $_SESSION["s"]["form"]["tab"];
			}

			return $active_tab;
			}

			function getCurrentTab() {
			return $_SESSION["s"]["form"]["tab"];
			}

			function isReadonlyTab($tab, $primary_id) {
			global $app, $conf;

			$record_id = $app->functions->intval($record_id);
			if($record_id > 0) {
			// Add backticks for incomplete table names.
			if(stristr($this->formDef['db_table'],'.')) {
			if(stristr($this->formDef['db_table'], '.')) {
			$escape = '';
			} else {
			$escape = '`';
			}

			$sql = "SELECT sys_userid FROM ".$escape.$this->formDef['db_table'].$escape." WHERE ".$this->formDef['db_table_idx']." = ".$primary_id;
			$record = $app->db->queryOneRecord($sql);

			// return true if the readonly flag of the form is set and the current loggedin user is not the owner of the record.
			if(isset($this->formDef['tabs'][$tab]['readonly']) && $this->formDef['tabs'][$tab]['readonly'] == true && $record['sys_userid'] != $_SESSION["s"]["user"]["userid"]) {
			$sql = "SELECT ?? FROM ?? WHERE ?? = ? AND ".$this->getAuthSQL($perm);
			if($record = $app->db->queryOneRecord($sql, $this->formDef['db_table_idx'], $this->formDef['db_table'], $this->formDef['db_table_idx'], $record_id)) {
			return true;
			} else {
			return false;
			}
			} else {
			$result = false;
			if(@$this->formDef["auth_preset"]["userid"] == $_SESSION["s"]["user"]["userid"] && stristr($perm, $this->formDef["auth_preset"]["perm_user"])) $result = true;
			if(@$this->formDef["auth_preset"]["groupid"] == $_SESSION["s"]["user"]["groupid"] && stristr($perm, $this->formDef["auth_preset"]["perm_group"])) $result = true;
			if(@stristr($this->formDef["auth_preset"]["perm_other"], $perm)) $result = true;

			// if preset == 0, everyone can insert a record of this type
			if($this->formDef["auth_preset"]["userid"] == 0 and $this->formDef["auth_preset"]["groupid"] == 0 and (@stristr($this->formDef["auth_preset"]["perm_user"], $perm) or @stristr($this->formDef["auth_preset"]["perm_group"], $perm))) $result = true;

			return $result;

			}

			}

			// translation function for forms, tries the form wordbook first and if this fails, it tries the global wordbook
			function lng($msg) {
			global $app,$conf;

			if(isset($this->wordbook[$msg])) {
			return $this->wordbook[$msg];
			function getNextTab() {
			// Which tab is shown
			if($this->errorMessage == '') {
			// If there is no error
			if(isset($_REQUEST["next_tab"]) && $_REQUEST["next_tab"] != '') {
			// If the next tab is known
			$active_tab = $_REQUEST["next_tab"];
			} else {
			return $app->lng($msg);
			// else use the default tab
			$active_tab = $this->formDef['tab_default'];
			}

			} else {
			// Show the same tab again in case of an error
			$active_tab = $_SESSION["s"]["form"]["tab"];
			}

			function checkClientLimit($limit_name,$sql_where = '') {
			global $app;
			return $active_tab;
			}

			$check_passed = true;
			$limit_name = $app->db->quote($limit_name);
			if($limit_name == '') $app->error('Limit name missing in function checkClientLimit.');
			function getCurrentTab() {
			return $_SESSION["s"]["form"]["tab"];
			}

			// Get the limits of the client that is currently logged in
			function isReadonlyTab($tab, $primary_id) {
			global $app, $conf;

			// Add backticks for incomplete table names.
			if(stristr($this->formDef['db_table'], '.')) {
			$escape = '';
			} else {
			$escape = '`';
			}

			$sql = "SELECT sys_userid FROM ?? WHERE ?? = ?";
			$record = $app->db->queryOneRecord($sql, $this->formDef['db_table'], $this->formDef['db_table_idx'], $primary_id);

			// return true if the readonly flag of the form is set and the current loggedin user is not the owner of the record.
			if(isset($this->formDef['tabs'][$tab]['readonly']) && $this->formDef['tabs'][$tab]['readonly'] == true && $record['sys_userid'] != $_SESSION["s"]["user"]["userid"]) {
			return true;
			} else {
			return false;
			}
			}


			// translation function for forms, tries the form wordbook first and if this fails, it tries the global wordbook
			function lng($msg) {
			global $app, $conf;

			if(isset($this->wordbook[$msg])) {
			return $this->wordbook[$msg];
			} else {
			return $app->lng($msg);
			}

			}

			function checkClientLimit($limit_name, $sql_where = '') {
			global $app;

			$check_passed = true;
			if($limit_name == '') $app->error('Limit name missing in function checkClientLimit.');

			// Get the limits of the client that is currently logged in
			$client_group_id = $app->functions->intval($_SESSION["s"]["user"]["default_group"]);
			$client = $app->db->queryOneRecord("SELECT ?? as number, parent_client_id FROM sys_group, client WHERE sys_group.client_id = client.client_id and sys_group.groupid = ?", $limit_name, $client_group_id);

			// Check if the user may add another item
			if($client["number"] >= 0) {
			$sql = "SELECT count(??) as number FROM ?? WHERE ".$this->getAuthSQL('u');
			if($sql_where != '') $sql .= ' and '.$sql_where;
			$tmp = $app->db->queryOneRecord($sql, $this->formDef['db_table_idx'], $this->formDef['db_table']);
			if($tmp["number"] >= $client["number"]) $check_passed = false;
			}

			return $check_passed;
			}

			function checkResellerLimit($limit_name, $sql_where = '') {
			global $app;

			$check_passed = true;
			if($limit_name == '') $app->error('Limit name missing in function checkClientLimit.');

			// Get the limits of the client that is currently logged in
			$client_group_id = $app->functions->intval($_SESSION["s"]["user"]["default_group"]);
			$client = $app->db->queryOneRecord("SELECT parent_client_id FROM sys_group, client WHERE sys_group.client_id = client.client_id and sys_group.groupid = ?", $client_group_id);

			//* If the client belongs to a reseller, we will check against the reseller Limit too
			if($client['parent_client_id'] != 0) {

			//* first we need to know the groups of this reseller
			$tmp = $app->db->queryOneRecord("SELECT userid, groups FROM sys_user WHERE client_id = ?", $client['parent_client_id']);
			$reseller_groups = $tmp["groups"];
			$reseller_userid = $tmp["userid"];

			// Get the limits of the reseller of the logged in client
			$client_group_id = $_SESSION["s"]["user"]["default_group"];
			$client = $app->db->queryOneRecord("SELECT $limit_name as number, parent_client_id FROM sys_group, client WHERE sys_group.client_id = client.client_id and sys_group.groupid = $client_group_id");
			$reseller = $app->db->queryOneRecord("SELECT $limit_name as number FROM client WHERE client_id = ?", $client['parent_client_id']);

			// Check if the user may add another item
			if($client["number"] >= 0) {
			$sql = "SELECT count(".$this->formDef['db_table_idx'].") as number FROM ".$this->formDef['db_table']." WHERE ".$this->getAuthSQL('u');
			if($reseller["number"] >= 0) {
			$sql = "SELECT count(??) as number FROM ?? WHERE (sys_groupid IN ? or sys_userid = ?)";
			if($sql_where != '') $sql .= ' and '.$sql_where;
			$tmp = $app->db->queryOneRecord($sql);
			if($tmp["number"] >= $client["number"]) $check_passed = false;
			$tmp = $app->db->queryOneRecord($sql, $this->formDef['db_table_idx'], $this->formDef['db_table'], explode(',', $reseller_groups), $reseller_userid);
			if($tmp["number"] >= $reseller["number"]) $check_passed = false;
			}

			return $check_passed;
			}

			function checkResellerLimit($limit_name,$sql_where = '') {
			global $app;
			return $check_passed;
			}

			$check_passed = true;
			$limit_name = $app->db->quote($limit_name);
			if($limit_name == '') $app->error('Limit name missing in function checkClientLimit.');
			//* get the difference record of two arrays
			function getDiffRecord($record_old, $record_new) {

			// Get the limits of the client that is currently logged in
			$client_group_id = $_SESSION["s"]["user"]["default_group"];
			$client = $app->db->queryOneRecord("SELECT parent_client_id FROM sys_group, client WHERE sys_group.client_id = client.client_id and sys_group.groupid = $client_group_id");

			//* If the client belongs to a reseller, we will check against the reseller Limit too
			if($client['parent_client_id'] != 0) {

			//* first we need to know the groups of this reseller
			$tmp = $app->db->queryOneRecord("SELECT userid, groups FROM sys_user WHERE client_id = ".$client['parent_client_id']);
			$reseller_groups = $tmp["groups"];
			$reseller_userid = $tmp["userid"];

			// Get the limits of the reseller of the logged in client
			$client_group_id = $_SESSION["s"]["user"]["default_group"];
			$reseller = $app->db->queryOneRecord("SELECT $limit_name as number FROM client WHERE client_id = ".$client['parent_client_id']);

			// Check if the user may add another item
			if($reseller["number"] >= 0) {
			$sql = "SELECT count(".$this->formDef['db_table_idx'].") as number FROM ".$this->formDef['db_table']." WHERE (sys_groupid IN (".$reseller_groups.") or sys_userid = ".$reseller_userid.")";
			if($sql_where != '') $sql .= ' and '.$sql_where;
			$tmp = $app->db->queryOneRecord($sql);
			if($tmp["number"] >= $reseller["number"]) $check_passed = false;
			}
			}

			return $check_passed;
			}

			//* get the difference record of two arrays
			function getDiffRecord($record_old,$record_new) {

			if(is_array($record_new) && count($record_new) > 0) {
			if(is_array($record_new) && count($record_new) > 0) {
			foreach($record_new as $key => $val) {
			if(@$record_old[$key] != $val) {
			// Record has changed
			$diffrec[$key] = array( 'old' => @$record_old[$key],
			'new' => $val);
			}
			$diffrec[$key] = array( 'old' => @$record_old[$key],
			'new' => $val);
			}
			} elseif(is_array($record_old)) {
			foreach($record_old as $key => $val) {
			if($record_new[$key] != $val) {
			// Record has changed
			$diffrec[$key] = array( 'new' => $record_new[$key],
			'old' => $val);
			}
			}
			}
			} elseif(is_array($record_old)) {
			foreach($record_old as $key => $val) {
			if($record_new[$key] != $val) {
			// Record has changed
			$diffrec[$key] = array( 'new' => $record_new[$key],
			'old' => $val);
			}
			return $diffrec;

			}
			}
			return $diffrec;

			/**
			* Generate HTML for DATETIME fields.
			*
			* @access private
			* @param string $form_element Name of the form element.
			* @param string $default_value Selected value for fields.
			* @param bool $display_secons Include seconds selection.
			* @return string HTML
			*/
			function _getDateTimeHTML($form_element, $default_value, $display_seconds=false)
			}

			/**
			* Generate HTML for DATE fields.
			*
			* @access private
			* @param string $form_element Name of the form element.
			* @param string $default_value Selected value for fields.
			* @return string HTML
			*/
			function _getDateHTML($form_element, $default_value)
			{
			$_date = ($default_value && $default_value != '0000-00-00' ? strtotime($default_value) : false);
			$_showdate = ($_date === false) ? false : true;

			$tmp_dt = strtr($this->dateformat,array('d' => 'dd', 'm' => 'mm', 'Y' => 'yyyy', 'y' => 'yy'));

			return '<input type="text" class="form-control" name="' . $form_element . '" value="' . ($_showdate ? date($this->dateformat, $_date) : '') . '" data-input-element="date" data-date-format="' . $tmp_dt . '" />';
			}


			/**
			* Generate HTML for DATETIME fields.
			*
			* @access private
			* @param string $form_element Name of the form element.
			* @param string $default_value Selected value for fields.
			* @param bool $display_secons Include seconds selection.
			* @return string HTML
			*/
			function _getDateTimeHTML($form_element, $default_value, $display_seconds=false)
			{
			$_datetime = ($default_value && $default_value != '0000-00-00 00:00:00' ? strtotime($default_value) : false);
			$_showdate = ($_datetime === false) ? false : true;

			$dselect = array('day', 'month', 'year', 'hour', 'minute');
			if ($display_seconds === true) {
			$dselect[] = 'second';
			}

			$tmp_dt = strtr($this->datetimeformat,array('d' => 'dd', 'm' => 'mm', 'Y' => 'yyyy', 'y' => 'yy', 'H' => 'hh', 'h' => 'HH', 'i' => 'ii')) . ($display_seconds ? ':ss' : '');

			$out = '';

			return '<input type="text" class="form-control" name="' . $form_element . '" value="' . ($_showdate ? date($this->datetimeformat . ($display_seconds ? ':s' : ''), $_datetime) : '') . '" data-input-element="datetime" data-date-format="' . $tmp_dt . '" />';
			/*
			foreach ($dselect as $dt_element)
			{
			$_datetime = strtotime($default_value);
			$_showdate = ($_datetime === false) ? false : true;
			$dt_options = array();
			$dt_space = 1;

			$dselect = array('day','month','year','hour','minute');
			if ($display_seconds === true) {
			$dselect[] = 'second';
			}

			$out = '';

			foreach ($dselect as $dt_element)
			{
			$dt_options = array();
			$dt_space = 1;

			switch ($dt_element) {
			case 'day':
			for ($i = 1; $i <= 31; $i++) {
			$dt_options[] = array('name' => sprintf('%02d', $i),
			'value' => sprintf('%d', $i));
			}
			$selected_value = date('d', $_datetime);
			break;

			case 'month':
			for ($i = 1; $i <= 12; $i++) {
			$dt_options[] = array('name' => strftime('%b', mktime(0, 0, 0, $i, 1, 2000)),
			'value' => strftime('%m', mktime(0, 0, 0, $i, 1, 2000)));
			}
			$selected_value = date('n', $_datetime);
			break;

			case 'year':
			$start_year = strftime("%Y");
			$years = range((int)$start_year, (int)($start_year+3));

			foreach ($years as $year) {
			$dt_options[] = array('name' => $year,
			'value' => $year);
			}
			$selected_value = date('Y', $_datetime);
			$dt_space = 2;
			break;

			case 'hour':
			foreach(range(0, 23) as $hour) {
			$dt_options[] = array('name' => sprintf('%02d', $hour),
			'value' => sprintf('%d', $hour));
			}
			$selected_value = date('G', $_datetime);
			break;

			case 'minute':
			foreach(range(0, 59) as $minute) {
			if (($minute % 5) == 0) {
			$dt_options[] = array('name' => sprintf('%02d', $minute),
			'value' => sprintf('%d', $minute));
			}
			}
			$selected_value = (int)floor(date('i', $_datetime));
			break;

			case 'second':
			foreach(range(0, 59) as $second) {
			$dt_options[] = array('name' => sprintf('%02d', $second),
			'value' => sprintf('%d', $second));
			}
			$selected_value = (int)floor(date('s', $_datetime));
			break;
			}

			$out .= "<select name=\"".$form_element."[$dt_element]\" id=\"".$form_element."_$dt_element\" class=\"selectInput\" style=\"width: auto; float: none;\">";
			if (!$_showdate) {
			$out .= "<option value=\"-\" selected=\"selected\">--</option>" . PHP_EOL;
			} else {
			$out .= "<option value=\"-\">--</option>" . PHP_EOL;
			switch ($dt_element) {
			case 'day':
			for ($i = 1; $i <= 31; $i++) {
			$dt_options[] = array('name' => sprintf('%02d', $i),
			'value' => sprintf('%d', $i));
			}
			$selected_value = date('d', $_datetime);
			break;

			foreach ($dt_options as $dt_opt) {
			if ( $_showdate && ($selected_value == $dt_opt['value']) ) {
			$out .= "<option value=\"{$dt_opt['value']}\" selected=\"selected\">{$dt_opt['name']}</option>" . PHP_EOL;
			} else {
			$out .= "<option value=\"{$dt_opt['value']}\">{$dt_opt['name']}</option>" . PHP_EOL;
			case 'month':
			for ($i = 1; $i <= 12; $i++) {
			$dt_options[] = array('name' => strftime('%b', mktime(0, 0, 0, $i, 1, 2000)),
			'value' => strftime('%m', mktime(0, 0, 0, $i, 1, 2000)));
			}
			$selected_value = date('n', $_datetime);
			break;

			case 'year':
			$start_year = strftime("%Y");
			$years = range((int)$start_year, (int)($start_year+3));

			foreach ($years as $year) {
			$dt_options[] = array('name' => $year,
			'value' => $year);
			}
			$selected_value = date('Y', $_datetime);
			$dt_space = 2;
			break;

			case 'hour':
			foreach(range(0, 23) as $hour) {
			$dt_options[] = array('name' => sprintf('%02d', $hour),
			'value' => sprintf('%d', $hour));
			}
			$selected_value = date('G', $_datetime);
			break;

			case 'minute':
			foreach(range(0, 59) as $minute) {
			if (($minute % 5) == 0) {
			$dt_options[] = array('name' => sprintf('%02d', $minute),
			'value' => sprintf('%d', $minute));
			}
			}
			$selected_value = (int)floor(date('i', $_datetime));
			break;

			$out .= '</select>' . str_repeat(' ', $dt_space);
			case 'second':
			foreach(range(0, 59) as $second) {
			$dt_options[] = array('name' => sprintf('%02d', $second),
			'value' => sprintf('%d', $second));
			}
			$selected_value = (int)floor(date('s', $_datetime));
			break;
			}

			$out .= "<select name=\"".$form_element."[$dt_element]\" id=\"".$form_element."_$dt_element\" class=\"selectInput\" style=\"width: auto; float: none;\">";
			if (!$_showdate) {
			$out .= "<option value=\"-\" selected=\"selected\">--</option>" . PHP_EOL;
			} else {
			$out .= "<option value=\"-\">--</option>" . PHP_EOL;
			}

			return $out;
			foreach ($dt_options as $dt_opt) {
			if ( $_showdate && ($selected_value == $dt_opt['value']) ) {
			$out .= "<option value=\"{$dt_opt['value']}\" selected=\"selected\">{$dt_opt['name']}</option>" . PHP_EOL;
			} else {
			$out .= "<option value=\"{$dt_opt['value']}\">{$dt_opt['name']}</option>" . PHP_EOL;
			}
			}

			$out .= '</select>' . str_repeat(' ', $dt_space);
			}

			return $out;*/
			}

			}

			?>