From ce6068f9246427fb0f0e9b83119131f5129122d9 Mon Sep 17 00:00:00 2001
From: Hillel Coren <hillelcoren@gmail.com>
Date: Mon, 18 Jul 2016 22:03:28 +0300
Subject: [PATCH] Additional online payment checks

---
 app/Http/Controllers/OnlinePaymentController.php | 4 ++++
 app/Ninja/PaymentDrivers/BasePaymentDriver.php   | 2 +-
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/app/Http/Controllers/OnlinePaymentController.php b/app/Http/Controllers/OnlinePaymentController.php
index 246c77b03098..4e1f5a1fc6f7 100644
--- a/app/Http/Controllers/OnlinePaymentController.php
+++ b/app/Http/Controllers/OnlinePaymentController.php
@@ -68,6 +68,10 @@ class OnlinePaymentController extends BaseController
             ]);
         }
 
+        if ( ! floatval($invitation->invoice->balance)) {
+            return redirect()->to('view/' . $invitation->invitation_key);
+        }
+
         $invitation = $invitation->load('invoice.client.account.account_gateways.gateway');
 
         if ( ! $gatewayType) {
diff --git a/app/Ninja/PaymentDrivers/BasePaymentDriver.php b/app/Ninja/PaymentDrivers/BasePaymentDriver.php
index c342b8500b19..07b3fcbe0af4 100644
--- a/app/Ninja/PaymentDrivers/BasePaymentDriver.php
+++ b/app/Ninja/PaymentDrivers/BasePaymentDriver.php
@@ -716,7 +716,7 @@ class BasePaymentDriver
         }
 
         // check invoice still has balance
-        if ( ! $this->invoice()->balance) {
+        if ( ! floatval($this->invoice()->balance)) {
             throw new Exception(trans('texts.payment_error_code', ['code' => 'NB']));
         }