Php Laravel雄辩::第一个或创造问题
好的,我试着在另一个雄辩的模型中使用雄辩的方法“firstOrCreate” 口若悬河Php Laravel雄辩::第一个或创造问题,php,laravel,eloquent,Php,Laravel,Eloquent,好的,我试着在另一个雄辩的模型中使用雄辩的方法“firstOrCreate” 口若悬河 class FriendRequest extends Eloquent { /** * The database table used by the model. * * @var string */ public $table = 'requests'; protected $guarded = array('id'); protected $softDelete = true; public
class FriendRequest extends Eloquent {
/**
* The database table used by the model.
*
* @var string
*/
public $table = 'requests';
protected $guarded = array('id');
protected $softDelete = true;
public function friend() {
return $this->hasOne('User', 'id', 'friend_id');
}
public function user() {
return $this->hasOne('User', 'id', 'user_id');
}
public function accept() {
// FIRST YOU MUST MARK REQUEST AS ACCEPTED
// THEN SOFT DELETE REQUEST SO IT DOESN'T
// SHOW UP AS ACTIVE FRIEND REQUEST
$this->accepted = '1';
$this->save();
// CREATE FRIENDSHIP USER -> REQUESTED
$friend = Friend::firstOrNew(array('user_id' => Auth::user()->id, 'friend_id' => $this->friend_id));
$friend->save();
// CREATE FRIENDSHIP REQUESTED -> USER
$friend2 = Friend::firstOrNew(array('user_id' => $this->friend_id, 'friend_id' => Auth::user()->id));
$friend2->save();
// SOFT DELETE REQUEST BEING MARKED ACCEPTED
$status = $this->delete();
if (!$status):
return false;
else:
return true;
endif;
}
}
我尝试了firstOrCreate和firstOrNew,如图所示,但数组中给定的“friend_id”和“user_id”都设置为“0”
行或索引没有默认值
这是朋友口才模型
class Friend extends Eloquent {
/**
* The database table used by the model.
*
* @var string
*/
public $table = 'friends';
protected $guarded = array('id');
public function user() {
return $this->hasOne('User', 'id', 'user_id');
}
public function friend() {
return $this->hasOne('User', 'id', 'friend_id');
}
}
我认为您应该将
accept()
函数放在一个控制器中,而不是放在模型中。我不确定您如何调用此函数以及在何处调用此函数,但我认为它位于错误的位置。create()方法进行大规模赋值,这是一个很大的安全问题,因此Laravel对它有保护。在内部,它具有guarded=['*'],因此您的所有列都将受到保护,不受批量分配的影响。您有一些选择:
设置模型的可填充列:
class User extends Eloquent {
protected $fillable = array('first_name', 'last_name', 'email');
}
或者只设置要保护的对象:
class User extends Eloquent {
protected $guarded = array('password');
}
您也可以自行承担风险:
class User extends Eloquent {
protected $guarded = array();
}
关于firstorcreate和firstornew的区别:
firstOrNew方法(如firstOrCreate)将尝试在数据库中查找与给定属性匹配的记录。但是,如果找不到模型,将返回一个新的模型实例。请注意,firstOrNew返回的模型尚未持久化到数据库中。您需要手动调用save以保持它:
您也可以穿过正面并使用以下内容:
class Settings extends Eloquent
{
protected $table = 'settings';
protected $primaryKey = 'name';
public static function get($settingName)
{
return Settings::firstOrCreate(array('name' => $settingName));
}
}