close #745 Added: 403, 404 and 500 exception page added

app/Exceptions/Handler.php

@@ -5,6 +5,9 @@ namespace App\Exceptions;
 use Exception;
 use Illuminate\Auth\AuthenticationException;
 use Illuminate\Foundation\Exceptions\Handler as ExceptionHandler;
+use Symfony\Component\HttpKernel\Exception\NotFoundHttpException;
+use Symfony\Component\Debug\Exception\FatalThrowableError;
+use Illuminate\Database\Eloquent\ModelNotFoundException;
 
 class Handler extends ExceptionHandler
 {
@@ -44,6 +47,10 @@ class Handler extends ExceptionHandler
      */
     public function render($request, Exception $exception)
     {
+        if (env('APP_DEBUG') === false) {
+            return $this->handleExceptions($request, $exception);
+        }
+
         return parent::render($request, $exception);
     }
 
@@ -65,4 +72,43 @@ class Handler extends ExceptionHandler
 
         return redirect()->guest(route('login'));
     }
+
+    private function handleExceptions($request, $exception)
+    {
+        if ($exception instanceof NotFoundHttpException) {
+            // ajax 404 json feedback
+            if ($request->ajax()) {
+                return response()->json(['error' => 'Not Found'], 404);
+            }
+
+            flash(trans('errors.body.page_not_found'))->error();
+
+            // normal 404 view page feedback
+            return redirect()
+                ->back()
+                ->withErrors(['msg', trans('errors.body.page_not_found')]);
+        }
+
+        if ($exception instanceof ModelNotFoundException) {
+            // ajax 404 json feedback
+            if ($request->ajax()) {
+                return response()->json(['error' => 'Not Found'], 404);
+            }
+
+            // normal 404 view page feedback
+            return response()->view('errors.404', [], 404);
+        }
+
+        if ($exception instanceof FatalThrowableError) {
+            // ajax 500 json feedback
+            if ($request->ajax()) {
+                return response()->json(['error' => 'Error Page'], 500);
+            }
+
+            // normal 500 view page feedback
+            return response()->view('errors.500', [], 500);
+        }
+
+        return response()->view('errors.500', [], 500);
+    }
 }