X-Git-Url: http://source.bookstackapp.com/bookstack/blobdiff_plain/89509b487af222ae9c9bc6c58c04b0790cc29b09..refs/pull/1180/head:/app/Http/Controllers/Controller.php

diff --git a/app/Http/Controllers/Controller.php b/app/Http/Controllers/Controller.php
index ac430065a..80f567eaa 100644
--- a/app/Http/Controllers/Controller.php
+++ b/app/Http/Controllers/Controller.php
@@ -2,15 +2,13 @@
 
 namespace BookStack\Http\Controllers;
 
+use BookStack\Auth\User;
 use BookStack\Ownable;
-use HttpRequestException;
 use Illuminate\Foundation\Bus\DispatchesJobs;
-use Illuminate\Http\Exception\HttpResponseException;
-use Illuminate\Routing\Controller as BaseController;
 use Illuminate\Foundation\Validation\ValidatesRequests;
-use Illuminate\Support\Facades\Auth;
-use Illuminate\Support\Facades\Session;
-use BookStack\User;
+use Illuminate\Http\Exceptions\HttpResponseException;
+use Illuminate\Http\Request;
+use Illuminate\Routing\Controller as BaseController;
 
 abstract class Controller extends BaseController
 {
@@ -53,7 +51,9 @@ abstract class Controller extends BaseController
      */
     protected function preventAccessForDemoUsers()
     {
-        if (config('app.env') === 'demo') $this->showPermissionError();
+        if (config('app.env') === 'demo') {
+            $this->showPermissionError();
+        }
     }
 
     /**
@@ -102,7 +102,9 @@ abstract class Controller extends BaseController
      */
     protected function checkOwnablePermission($permission, Ownable $ownable)
     {
-        if (userCan($permission, $ownable)) return true;
+        if (userCan($permission, $ownable)) {
+            return true;
+        }
         return $this->showPermissionError();
     }
 
@@ -115,7 +117,9 @@ abstract class Controller extends BaseController
     protected function checkPermissionOr($permissionName, $callback)
     {
         $callbackResult = $callback();
-        if ($callbackResult === false) $this->checkPermission($permissionName);
+        if ($callbackResult === false) {
+            $this->checkPermission($permissionName);
+        }
         return true;
     }
 
@@ -130,4 +134,34 @@ abstract class Controller extends BaseController
         return response()->json(['message' => $messageText], $statusCode);
     }
 
+    /**
+     * Create the response for when a request fails validation.
+     * @param  \Illuminate\Http\Request  $request
+     * @param  array  $errors
+     * @return \Symfony\Component\HttpFoundation\Response
+     */
+    protected function buildFailedValidationResponse(Request $request, array $errors)
+    {
+        if ($request->expectsJson()) {
+            return response()->json(['validation' => $errors], 422);
+        }
+
+        return redirect()->to($this->getRedirectUrl())
+            ->withInput($request->input())
+            ->withErrors($errors, $this->errorBag());
+    }
+
+    /**
+     * Create a response that forces a download in the browser.
+     * @param string $content
+     * @param string $fileName
+     * @return \Illuminate\Http\Response
+     */
+    protected function downloadResponse(string $content, string $fileName)
+    {
+        return response()->make($content, 200, [
+            'Content-Type'        => 'application/octet-stream',
+            'Content-Disposition' => 'attachment; filename="' . $fileName . '"'
+        ]);
+    }
 }