osb/app/Http/Controllers/Auth/ForgotPasswordController.php

<?php

namespace App\Http\Controllers\Auth;

use App\Http\Controllers\Controller;
use Illuminate\Foundation\Auth\SendsPasswordResetEmails;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\Password;

class ForgotPasswordController extends Controller
{
    /*
    |--------------------------------------------------------------------------
    | Password Reset Controller
    |--------------------------------------------------------------------------
    |
    | This controller is responsible for handling password reset emails and
    | includes a trait which assists in sending these notifications from
    | your application to your users. Feel free to explore this trait.
    |
    */

    use SendsPasswordResetEmails;

	public function showLinkRequestForm()
	{
		return view('adminlte::auth.passwords.email');
	}

	public function sendResetLinkEmail(Request $request)
	{
		$this->validateEmail($request);

		// If the account is not active, or doesnt exist, we'll send a fake "sent" message.
		if (! ($x=$this->broker()->getUser($this->credentials($request))) || (! $x->active))
			return $this->sendResetLinkResponse($request, Password::RESET_LINK_SENT);

		// We will send the password reset link to this user. Once we have attempted
		// to send the link, we will examine the response then see the message we
		// need to show to the user. Finally, we'll send out a proper response.
		$response = $this->broker()->sendResetLink(
			$this->credentials($request)
		);

		return $response == Password::RESET_LINK_SENT
			? $this->sendResetLinkResponse($request, $response)
			: $this->sendResetLinkFailedResponse($request, $response);
	}
}