Fix user setup

Author: technicalguru

src/WebApp/DataModel/User.php

@@ -11,6 +11,7 @@ class User implements \WebApp\Auth\Principal {
 	public const STATUS_DELETED    = 'deleted';
 
 	public function __construct() {
+		$this->created_on = new \TgUtils\Date($this->created_on, WFW_TIMEZONE);
 	}
 
 	/**
@@ -37,11 +38,10 @@ public function passwordCriteriaMatched($password) {
 	}
 
 	public function getRoles() {
-		$rc = array();
-		if (is_string($this->roles)) {
-			$rc = explode(',', $this->roles);
+		if (!isset($this->_roles)) {
+			$this->_roles = explode(',', $this->roles);
 		}
-		return $rc;
+		return $this->_roles;
 	}
 
 	public function hasRole($s) {
@@ -59,6 +59,7 @@ public function addRole($s) {
 	public function setRoles($arr) {
 		if (is_string($arr)) $this->roles = $arr;
 		else if (is_array($arr)) $this->roles = implode(',', $arr);
+		$this->_roles = explode(',', $this->roles);
 	}
 
 	public function isActive() {

src/WebApp/DataModel/UserDAO.php

@@ -19,6 +19,7 @@ protected function initialize() {
 			$sql =
 				'CREATE TABLE '.$this->database->quoteName($this->tableName).' ('.
 					'`uid` int(10) UNSIGNED NOT NULL AUTO_INCREMENT,'.
+					'`created_on` DATETIME NOT NULL,'.
 					'`email` varchar(250) COLLATE utf8mb4_bin NOT NULL,'.
 					'`password` varchar(150) COLLATE utf8mb4_bin NOT NULL,'.
 					'`name` varchar(50) COLLATE utf8mb4_bin NOT NULL,'.