User.php

<?php

namespace App\Models;

use App\Notifiable;
use Illuminate\Auth\Authenticatable;
use Illuminate\Auth\Passwords\CanResetPassword;
use Laravel\Lumen\Auth\Authorizable;
use Illuminate\Contracts\Auth\Authenticatable as AuthenticatableContract;
use Illuminate\Contracts\Auth\Access\Authorizable as AuthorizableContract;
use Tymon\JWTAuth\Contracts\JWTSubject;
use Illuminate\Contracts\Auth\CanResetPassword as ResetPasswordContract;
use App\Notifications\ResetPassword as ResetPasswordNotification;

class User extends ModelAbstract implements AuthenticatableContract, AuthorizableContract, JWTSubject, ResetPasswordContract
{
    use Authenticatable, Authorizable, CanResetPassword, Notifiable;

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

    /**
     * The attributes excluded from the model's JSON form.
     *
     * @var array
     */
    protected $hidden = [
        'password', 'remember_token'
    ];

    /**
     * The accessors to append to the model's array form.
     *
     * @var array
     */
    protected $appends = [
        'photo_url',
    ];

    /**
     * Get the profile photo URL attribute.
     *
     * @return string
     */
    public function getPhotoUrlAttribute()
    {
        return 'https://www.gravatar.com/avatar/'.md5(strtolower($this->email)).'.jpg?s=200&d=mm';
    }

    public function sendPasswordResetNotification($token)
    {
        $this->notify(new ResetPasswordNotification($token));
    }

    public function getJWTIdentifier()
    {
        return $this->getKey();
    }

    public function getJWTCustomClaims()
    {
        return [];
    }

    public function groups()
    {
        return $this->belongsToMany('App\Models\Group');
    }

    public function branch()
    {
        return $this->belongsTo('App\Models\Branch');
    }
}