blue-twilight/app/ExternalService.php

<?php

namespace App;

use Illuminate\Database\Eloquent\Model;

class ExternalService extends Model
{
    public const DROPBOX = 'dropbox';
    public const FACEBOOK = 'facebook';
    public const GOOGLE = 'google';
    public const TWITTER = 'twitter';

    /**
     * The attributes that are mass assignable.
     *
     * @var array
     */
    protected $fillable = ['name', 'service_type'];

    /**
     * Gets all possible service configurations for the given service type.
     * @param $serviceType
     * @return ExternalService[]
     */
    public static function getForService($serviceType)
    {
        return ExternalService::where('service_type', $serviceType)->get();
    }

    public function hasOAuthStandardOptions()
    {
        // This logic must be mirrored in external_services.js
        return in_array($this->service_type, [
            self::FACEBOOK,
            self::GOOGLE,
            self::TWITTER
        ]);
    }

    public function isDropbox()
    {
        // This logic must be mirrored in external_services.js
        return $this->service_type == self::DROPBOX;
    }
}