[英]How to use eloquent-relationships on laravel 5.3?
我的控制器是這樣的:
public function create()
{
$data = array(
'email' => 'chelsea@gmail.com'
);
$data = Order::where('email', $data['email'])->first();
dd($data);
}
我的模型順序是這樣的:
<?php
namespace App\Models;
use Eloquent as Model;
use Illuminate\Database\Eloquent\SoftDeletes;
use Illuminate\Notifications\Notifiable;
class Order extends Model
{
use SoftDeletes, Notifiable;
public $table = 'orders';
protected $dates = ['deleted_at'];
public $fillable = [
'number',
'user_id',
'store_id',
'total_amount',
'total_product',
'service_amount',
'status',
'checkout_at'
];
protected $casts = [
'number' => 'string',
'user_id' => 'integer',
'store_id' => 'integer',
'total_amount' => 'integer',
'total_product' => 'integer',
'service_amount' => 'integer',
'status' => 'integer',
'checkout_at' => 'date'
];
public static $rules = [
'user_id' => 'required',
'store_id' => 'required'
];
public function user()
{
return $this->belongsTo(User::class,'user_id','id');
}
public function store()
{
return $this->belongsTo(Store::class,'store_id','id');
}
}
表用戶具有字段ID,名稱,電子郵件等
表存儲具有字段ID,名稱,電子郵件等
我想從表用戶和表存儲中獲取用戶名和存儲名。 然后,我要將其存儲在變量$data
我該怎么做?
UPDATE
我的模型用戶是這樣的:
<?php
namespace App\Models;
use Eloquent as Model;
use Illuminate\Database\Eloquent\SoftDeletes;
class User extends Model
{
use SoftDeletes;
public $table = 'users';
protected $dates = ['deleted_at'];
public $fillable = [
'name',
'email',
'password',
'full_name',
'birth_date',,
'mobile_number',
];
protected $casts = [
'name' => 'string',
'email' => 'string',
'password' => 'string',
'full_name' => 'string',
'birth_date' => 'date',,
'mobile_number' => 'string',
];
public static $rules = [
'name' => 'required',
'email' => 'required'
];
}
我的模型商店是這樣的:
<?php
namespace App\Models;
use Eloquent as Model;
use Illuminate\Database\Eloquent\SoftDeletes;
class Store extends Model
{
use SoftDeletes;
public $table = 'stores';
protected $dates = ['deleted_at'];
public $fillable = [
'user_id',
'domain',
'name',
'email'
];
protected $casts = [
'user_id' => 'integer',
'domain' => 'string',
'name' => 'string',
'email' => 'string'
];
public static $rules = [
'user_id' => 'required',
'domain' => 'required',
'name' => 'required'
];
public function user()
{
return $this->belongsTo(User::class,'user_id','id');
}
}
首先,您需要為用戶表和存儲表創建模型,然后在兩個模型中定義各自的表名……
public function create(Request $request)
{
$data = $request->all();
$email = 'chelsea@gmail.com';
$user = User::where('email', $email)->first();
$store = Store::where('email', $user->email)->first();
$order = Order::where('user_id', $user->id)->where('store_id', $store->id)->first();
$result = array();
$result['orderTable'] = $order;
return $result;
}
使用with
您的訂單控制器的查詢,只是通過基於模型的關系,您在您的訂單模型查詢已宣布的關系將獲取相關表中的數據的陣列,像下面
訂單控制器
$data = Order::where('col', 'val')->with(['user','store'])->first();
訂單模型
public function user()
{
return $this->belongsTo(User::class,'user_id','id');
}
public function store()
{
return $this->belongsTo(Store::class,'store_id','id');
}
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