1 files changed, 37 insertions, 0 deletions
diff --git a/modules-available/permissionmanager/inc/dbupdate.inc.php b/modules-available/permissionmanager/inc/dbupdate.inc.php
new file mode 100644
index 00000000..20ff746a
--- /dev/null
+++ b/modules-available/permissionmanager/inc/dbupdate.inc.php
@@ -0,0 +1,37 @@
+<?php
+
+class DbUpdate {
+
+	// insert new userXrole to database. "ignore" to ignore duplicate entry try
+	public static function addRoleToUser($users, $roles) {
+		foreach($users AS $user) {
+			foreach ($roles AS $role) {
+				$query = "INSERT IGNORE INTO userXrole (userid, roleid) VALUES ($user, $role)";
+				Database::exec($query);
+			}
+		}
+	}
+
+	// remove userXrole entry from database
+	public static function removeRoleFromUser($users, $roles) {
+		foreach($users AS $user) {
+			foreach ($roles AS $role) {
+				$query = "DELETE FROM userXrole WHERE userid = $user AND roleid = $role";
+				Database::exec($query);
+			}
+		}
+	}
+
+	// delete role, delete userXrole relationships, delete roleXlocation relationships, delete roleXpermission relationships
+	public static function deleteRole($id) {
+		$query = "DELETE FROM role WHERE id = $id";
+		Database::exec($query);
+		$query = "DELETE FROM userXrole WHERE roleid = $id";
+		Database::exec($query);
+		$query = "DELETE FROM roleXlocation WHERE roleid = $id";
+		Database::exec($query);
+		$query = "DELETE FROM roleXpermission WHERE roleid = $id";
+		Database::exec($query);
+	}
+
+}