Improved password reset flow with notifications.

Also added links to sign-in/register.
Fixed links in emails sent out.

Fixes #210 and #218.

app/Http/Controllers/Auth/PasswordController.php

@@ -4,6 +4,8 @@ namespace BookStack\Http\Controllers\Auth;
 
 use BookStack\Http\Controllers\Controller;
 use Illuminate\Foundation\Auth\ResetsPasswords;
+use Illuminate\Http\Request;
+use Password;
 
 class PasswordController extends Controller
 {
@@ -29,4 +31,46 @@ class PasswordController extends Controller
     {
         $this->middleware('guest');
     }
+
+
+    /**
+     * Send a reset link to the given user.
+     *
+     * @param  \Illuminate\Http\Request  $request
+     * @return \Illuminate\Http\Response
+     */
+    public function sendResetLinkEmail(Request $request)
+    {
+        $this->validate($request, ['email' => 'required|email']);
+
+        $broker = $this->getBroker();
+
+        $response = Password::broker($broker)->sendResetLink(
+            $request->only('email'), $this->resetEmailBuilder()
+        );
+
+        switch ($response) {
+            case Password::RESET_LINK_SENT:
+                $message = 'A password reset link has been sent to ' . $request->get('email') . '.';
+                session()->flash('success', $message);
+                return $this->getSendResetLinkEmailSuccessResponse($response);
+
+            case Password::INVALID_USER:
+            default:
+                return $this->getSendResetLinkEmailFailureResponse($response);
+        }
+    }
+
+    /**
+     * Get the response for after a successful password reset.
+     *
+     * @param  string  $response
+     * @return \Symfony\Component\HttpFoundation\Response
+     */
+    protected function getResetSuccessResponse($response)
+    {
+        $message = 'Your password has been successfully reset.';
+        session()->flash('success', $message);
+        return redirect($this->redirectPath())->with('status', trans($response));
+    }
 }