Rollbacks Laravel's 5.4 password reset tokens patch (PR #16850: https://github.com/laravel/framework/pull/16850)

app.php

<?php // config/app.php

return [
    /* ... */

    'providers' => [
        /* ... */
        // Illuminate\Auth\Passwords\PasswordResetServiceProvider::class,
        App\Support\Auth\Passwords\PasswordResetServiceProvider::class,
        /* ... */
    ],

    /* ... */
];

DatabaseTokenRepository.php

<?php // app/Support/Auth/Passwords/DatabaseTokenRepository.php

namespace App\Support\Auth\Passwords;

use Carbon\Carbon;
use Illuminate\Auth\Passwords\DatabaseTokenRepository as BaseRepository;
use Illuminate\Contracts\Auth\CanResetPassword as CanResetPasswordContract;
use Illuminate\Auth\Passwords\TokenRepositoryInterface as RepositoryContract;

class DatabaseTokenRepository extends BaseRepository implements RepositoryContract
{
    /**
     * Build the record payload for the table.
     *
     * @param  string  $email
     * @param  string  $token
     * @return array
     */
    protected function getPayload($email, $token)
    {
        return ['email' => $email, 'token' => $token, 'created_at' => new Carbon];
    }

    /**
     * Determine if a token record exists and is valid.
     *
     * @param  \Illuminate\Contracts\Auth\CanResetPassword  $user
     * @param  string  $token
     * @return bool
     */
    public function exists(CanResetPasswordContract $user, $token)
    {
        $token = (array) $this->getTable()
            ->where('email', $user->getEmailForPasswordReset())
            ->where('token', $token)
            ->first();

        return $token && !$this->tokenExpired($token['created_at']);
    }
}

PasswordBrokerManager.php

<?php // app/Support/Auth/Passwords/PasswordBrokerManager.php

namespace App\Support\Auth\Passwords;

use Illuminate\Support\Str;
use Illuminate\Auth\Passwords\PasswordBrokerManager as BaseManager;
use Illuminate\Contracts\Auth\PasswordBrokerFactory as FactoryContract;

class PasswordBrokerManager extends BaseManager implements FactoryContract
{
    /**
     * Create a token repository instance based on the given configuration.
     *
     * @param  array  $config
     * @return \Illuminate\Auth\Passwords\TokenRepositoryInterface
     */
    protected function createTokenRepository(array $config)
    {
        $key = $this->app['config']['app.key'];

        if (Str::startsWith($key, 'base64:')) {
            $key = base64_decode(substr($key, 7));
        }

        $connection = isset($config['connection']) ? $config['connection'] : null;

        return new DatabaseTokenRepository(
            $this->app['db']->connection($connection),
            $this->app['hash'],
            $config['table'],
            $key,
            $config['expire']
        );
    }
}

PasswordResetServiceProvider.php

<?php // app/Support/Auth/Passwords/PasswordResetServiceProvider.php

namespace App\Support\Auth\Passwords;

use Illuminate\Auth\Passwords\PasswordResetServiceProvider as BaseProvider;

class PasswordResetServiceProvider extends BaseProvider
{
    /**
     * Register the password broker instance.
     *
     * @return void
     */
    protected function registerPasswordBroker()
    {
        $this->app->singleton('auth.password', function ($app) {
            return new PasswordBrokerManager($app);
        });

        $this->app->bind('auth.password.broker', function ($app) {
            return $app->make('auth.password')->broker();
        });
    }
}