diff --git a/system/cron.php b/system/cron.php
index 84204db7..13a4837f 100644
--- a/system/cron.php
+++ b/system/cron.php
@@ -1,7 +1,8 @@
 <?php
+
 /**
-* PHP Mikrotik Billing (https://github.com/hotspotbilling/phpnuxbill/)
-**/
+ * PHP Mikrotik Billing (https://github.com/hotspotbilling/phpnuxbill/)
+ **/
 
 require('../config.php');
 require('orm.php');
@@ -19,8 +20,7 @@ include "autoload/Hookers.php";
 
 
 //register all plugin
-foreach (glob("system/plugin/*.php") as $filename)
-{
+foreach (glob("system/plugin/*.php") as $filename) {
     include $filename;
 }
 
@@ -50,54 +50,57 @@ function _autoloader($class)
 spl_autoload_register('_autoloader');
 
 $result = ORM::for_table('tbl_appconfig')->find_many();
-foreach($result as $value){
-    $config[$value['setting']]=$value['value'];
+foreach ($result as $value) {
+    $config[$value['setting']] = $value['value'];
 }
 date_default_timezone_set($config['timezone']);
 
-$d = ORM::for_table('tbl_user_recharges')->where('status','on')->find_many();
+$textExpired = $config['user_notification_expired_text'];
+
+$d = ORM::for_table('tbl_user_recharges')->where('status', 'on')->find_many();
 
 run_hook('cronjob'); #HOOK
 
-foreach ($d as $ds){
-	if($ds['type'] == 'Hotspot'){
-		$date_now = strtotime(date("Y-m-d H:i:s"));
-		$expiration = strtotime($ds['expiration'].' '.$ds['time']);
-		echo $ds['expiration']." : ".$ds['username'];
-		if ($date_now >= $expiration){
-			echo " : EXPIRED \r\n";
-			$u = ORM::for_table('tbl_user_recharges')->where('id',$ds['id'])->find_one();
-			$c = ORM::for_table('tbl_customers')->where('id',$ds['customer_id'])->find_one();
-			$m = ORM::for_table('tbl_routers')->where('name',$ds['routers'])->find_one();
+foreach ($d as $ds) {
+    if ($ds['type'] == 'Hotspot') {
+        $date_now = strtotime(date("Y-m-d H:i:s"));
+        $expiration = strtotime($ds['expiration'] . ' ' . $ds['time']);
+        echo $ds['expiration'] . " : " . $ds['username'];
+        if ($date_now >= $expiration) {
+            echo " : EXPIRED \r\n";
+            $u = ORM::for_table('tbl_user_recharges')->where('id', $ds['id'])->find_one();
+            $c = ORM::for_table('tbl_customers')->where('id', $ds['customer_id'])->find_one();
+            $m = ORM::for_table('tbl_routers')->where('name', $ds['routers'])->find_one();
 
-            if(!$_c['radius_mode']){
+            if (!$_c['radius_mode']) {
                 $client = Mikrotik::getClient($m['ip_address'], $m['username'], $m['password']);
-                Mikrotik::setHotspotLimitUptime($client,$c['username']);
-                Mikrotik::removeHotspotActiveUser($client,$c['username']);
+                Mikrotik::setHotspotLimitUptime($client, $c['username']);
+                Mikrotik::removeHotspotActiveUser($client, $c['username']);
+                Message::sendExpiredNotification($c['phonenumber'], $c['fullname'], $u['namebp'], $textExpired, $config['user_notification_expired']);
+            }
+            //update database user dengan status off
+            $u->status = 'off';
+            $u->save();
+        } else echo " : ACTIVE \r\n";
+    } else {
+        $date_now = strtotime(date("Y-m-d H:i:s"));
+        $expiration = strtotime($ds['expiration'] . ' ' . $ds['time']);
+        echo $ds['expiration'] . " : " . $ds['username'];
+        if ($date_now >= $expiration) {
+            echo " : EXPIRED \r\n";
+            $u = ORM::for_table('tbl_user_recharges')->where('id', $ds['id'])->find_one();
+            $c = ORM::for_table('tbl_customers')->where('id', $ds['customer_id'])->find_one();
+            $m = ORM::for_table('tbl_routers')->where('name', $ds['routers'])->find_one();
+
+            if (!$_c['radius_mode']) {
+                $client = Mikrotik::getClient($m['ip_address'], $m['username'], $m['password']);
+                Mikrotik::disablePpoeUser($client, $c['username']);
+                Mikrotik::removePpoeActive($client, $c['username']);
+                Message::sendExpiredNotification($c['phonenumber'], $c['fullname'], $u['namebp'], $textExpired, $config['user_notification_expired']);
             }
 
-			//update database user dengan status off
-			$u->status = 'off';
-			$u->save();
-		}else echo " : ACTIVE \r\n";
-	}else{
-		$date_now = strtotime(date("Y-m-d H:i:s"));
-		$expiration = strtotime($ds['expiration'].' '.$ds['time']);
-		echo $ds['expiration']." : ".$ds['username'];
-		if ($date_now >= $expiration){
-			echo " : EXPIRED \r\n";
-			$u = ORM::for_table('tbl_user_recharges')->where('id',$ds['id'])->find_one();
-			$c = ORM::for_table('tbl_customers')->where('id',$ds['customer_id'])->find_one();
-			$m = ORM::for_table('tbl_routers')->where('name',$ds['routers'])->find_one();
-
-            if(!$_c['radius_mode']){
-                $client = Mikrotik::getClient($m['ip_address'], $m['username'], $m['password']);
-                Mikrotik::disablePpoeUser($client,$c['username']);
-                Mikrotik::removePpoeActive($client,$c['username']);
-            }
-
-			$u->status = 'off';
-			$u->save();
-		}else echo " : ACTIVE \r\n";
-	}
+            $u->status = 'off';
+            $u->save();
+        } else echo " : ACTIVE \r\n";
+    }
 }