laravel 怎么返回json对象

laravel 怎么返回json对象,第1张

亲,json 数据可以这样返回哦

return response()->json(['name' =>'Abigail', 'state' =>'CA'])

不过要想接收到返回的json 信息,你必须通过ajax 异步请求才可以哦!~~

希望可以帮到你!~~

给你个trait参考下吧

<?php

namespace App\Traits

use Illuminate\Support\Facades\Response

/**

* 返回JSON格式数据通用Trait

* Class JSONResponse

* @package App\Traits

*/

trait JSONResponse

{

/**

* 返回JSON格式数据

* @param mixed $data 需要返回的数据

* @param int $code http响应状态码

* @return \Illuminate\Http\JsonResponse

* @internal param $message

*/

public function success($data, $code = 200)

{

$response = [

'status_code' =>$code,

'error' =>$data

]

return Response::json($response, $code)

}

}

首先确认,后台的用户表,我设计表叫做badmin,每个管理员有用户名(username),有昵称(nickname),有邮箱(email),有密码(password)

这里玩个花,使用laravel的migration来建立表(实际上可以用不着使用这个工具建立表)

1 安装好最基本的laravel框架

2 创建migration文件:

./artisan migrate:make create-badmin-table

3 发现app/database/migration/下面多了一个php文件:

2014_10_19_090336_create-badmin-table.php

4 往up和down里面增加内容;

<?php

use Illuminate\Database\Schema\Blueprint

use Illuminate\Database\Migrations\Migration

class CreateBadminTable extends Migration {

/**

* Run the migrations.

*

* @return void

*/

public function up()

{

Schema::create('badmin', function($table)

{

$table->increments('id')

$table->string('nickname', 100)->unique()

$table->string('username', 100)->unique()

$table->string('email', 100)->unique()

$table->string('password', 64)

$table->timestamps()

})

}

/**

* Reverse the migrations.

*

* @return void

*/

public function down()

{

Schema::drop('badmin')

}

}

5 配置好local的database,app/config/local/database.php

<?php

return array(

'fetch' =>PDO::FETCH_CLASS,

'default' =>'mysql',

'connections' =>array(

'mysql' =>array(

'driver'=>'mysql',

'host' =>'localhost',

'database' =>’test',

'username' =>'yejianfeng',

'password' =>'123456',

'charset' =>'utf8',

'collation' =>'utf8_unicode_ci',

'prefix'=>'',

),

),

'migrations' =>'migrations',

)

6 创建数据表:

./artisan migrate --env=local

这个时候去数据库看,就发现多了一张badmin表,数据结构如下:

CREATE TABLE `badmin` (

`id` int(10) unsigned NOT NULL AUTO_INCREMENT,

`nickname` varchar(100) COLLATE utf8_unicode_ci NOT NULL,

`username` varchar(100) COLLATE utf8_unicode_ci NOT NULL,

`email` varchar(100) COLLATE utf8_unicode_ci NOT NULL,

`password` varchar(64) COLLATE utf8_unicode_ci NOT NULL,

`created_at` timestamp NOT NULL DEFAULT '0000-00-00 00:00:00',

`updated_at` timestamp NOT NULL DEFAULT '0000-00-00 00:00:00',

PRIMARY KEY (`id`),

UNIQUE KEY `badmin_nickname_unique` (`nickname`),

UNIQUE KEY `badmin_username_unique` (`username`),

UNIQUE KEY `badmin_email_unique` (`email`)

) ENGINE=InnoDB AUTO_INCREMENT=2 DEFAULT CHARSET=utf8 COLLATE=utf8_unicode_ci

要问这里为什么多出了create_at和update_at,这是laravel默认为每个表创建的字段,而且在使用Eloquent进行增删改查的时候能自动更新这两个字段

7 创建个Model:

<?php

use Illuminate\Auth\UserTrait

use Illuminate\Auth\UserInterface

use Illuminate\Auth\Reminders\RemindableTrait

use Illuminate\Auth\Reminders\RemindableInterface

class Badmin extends Eloquent implements UserInterface, RemindableInterface {

use UserTrait, RemindableTrait

protected $table = 'badmin'

protected $hidden = array('password')

public static $rules = [

'nickname' =>'require|alpha_num|min:2',

'username' =>'require',

'email'=>'required|email|unique:users',

'password'=>'required|alpha_num|between:6,12|confirmed',

]

}

这里必须要implements UserInterface和RemindableInterface

8 把model和Auth关联上,修改app/config/auth.php

<?php

return array(

// 默认的用户验证驱动

// 可以是database或者eloquent

'driver' =>'eloquent',

// 只有驱动为eloquent的时候才有用

'model' =>'Badmin',

)

这里的driver可以是eloquent或者database,使用eloquent就告诉Auth组件说,用户认证类是Badmin这个类管的。这里的model是有命名空间的,就是说如果你的admin类是\Yejianfeng\Badmin,这里就应该改成’\Yejianfeng\Badmin’

9 好了,这个时间其实逻辑部分已经搭建完毕了,你已经可以在controller种使用

Auth::attempt(XXX) 做权限认证

Auth::user() 获取登录用户(一个Badmin类)

等。

10 下面要建立一个用户登录页面:

11 设置路由:

<?php

// 不需要登录验证的接口

Route::get('/', ['as' =>'user.login','uses'=>'UserController@getLogin'])

Route::get('user/login', ['as' =>'login', 'uses' =>'UserController@getLogin'])

Route::post('user/login', ['as' =>'login', 'uses' =>'UserController@postLogin'])

// 需要登录验证才能 *** 作的接口

Route::group(array('before' =>'auth'), function()

{

Route::get('user/logout', ['as' =>'logout', 'uses' =>'UserController@getLogout'])

Route::get('user/dashboard', ['as' =>'dashboard', 'uses' =>'UserController@getDashboard'])

})

12 设置controller:

<?php

class UserController extends BaseController {

// 登录页面

public function getLogin()

{

return View::make('user.login')

}

// 登录 *** 作

public function postLogin()

{

if (Auth::attempt(array('email'=>Input::get('email'), 'password'=>Input::get('password')))) {

return Redirect::to('user/dashboard')

->with('message', '成功登录')

} else {

return Redirect::to('user/login')

->with('message', '用户名密码不正确')

->withInput()

}

}

// 登出

public function getLogout()

{

Auth::logout()

return Redirect::to('user/login')

}

public function getDashboard()

{

return View::make('user.dashboard')

}

// 添加新用户 *** 作

public function getCreate()

{

return View::make('user.create')

}

// 添加新用户 *** 作

public function postCreate()

{

$validator = Validator::make(Input::all(), User::$rules)

if ($validator->passes()){

$bAdmin = new Badmin()

$bAdmin->nickname = Input::get('nickname')

$bAdmin->username = Input::get('username')

$bAdmin->email = Input::get('email')

$user->password = Hash::make(Input::get('password'))

$user->save()

Response::json(null)

} else {

Response::json(['message' =>'注册失败'], 410)

}

}

}

13 设置下filter,app/filter.php

Route::filter('auth', function()

{

if (Auth::guest())

{

if (Request::ajax())

{

return Response::make('Unauthorized', 401)

}

else

{

return Redirect::guest('/')

}

}

})

将这里认证失败后的地址转到/ 路径

14 设置views/user/login.blade.php


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原文地址: http://outofmemory.cn/sjk/6661701.html

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