laravel中控制器调用模型 使用示范(2)

目录
App\Http\Controllers\Admin\ArticleController.php

控制器

<?php
namespace App\Http\Controllers\Admin;

use Illuminate\Support\Facades\Request;    // 引入request
use App\Http\Model\Admin\Article;   	   // 使用模型
use Validator;
use App\Http\Controllers\Controller;
use Illuminate\Foundation\Auth\ThrottlesLogins;
use Illuminate\Foundation\Auth\AuthenticatesAndRegistersUsers;
use Illuminate\Support\Facades\DB;
use Illuminate\Support\Facades\Session;


class ArticleController extends Controller
{


    public  function index()
    {
        // 查询
        $article = new article();
        $data = $article->read()->toArray();
        return view('admin/article/index',['data'=>$data]);
    }

    public function edit_list()
    {
        // 显示原内容
        // 从链接，获取id
        $input = Request::all();
        $art_id = $input['id'];
        
		// 查询
        $article = new article();
        $data = $article->only_cha('id',$art_id);
        return view('admin/article/edit',['data'=>$data]);
    }

    // 操作数据库，可以使用模型，可以使用DB
    public function edit_art(Request $request)
    {
        // echo '<pre>';
        $input = Request::all();
        $bb['art_title'] = $input['art_title'];
        $bb['art_content'] = $input['art_content'];
        $art_id = $input['art_id'];

		// 修改
        $article = new article();
        $res = $article->upd('id',$art_id,$bb);
        if($res)
        {
            return back()->with('success','操作成功');
        }else{
            return back()->with('success','操作失败');
        }
    }


    public function delete_art()
    {
        $input = Request::all();
        $art_id = $input['id'];
        
		// 删除
        $article = new article();
        $data = $article->del('id',$art_id);
        if($data)
        {
            return back()->with('success','操作成功');
        }else{
            return back()->with('success','操作失败');
        }
    }
	
	public function login(Request $request)
	{
        $input = Request::all();
        $bb['username'] = $input['username'];
        $bb['password'] = $input['password'];

        // 添加
        // $res = DB::table('user')->insert($bb);   // 已插入数据库
        $res = $user->add($bb);
        if($res)
        {
            return view('admin/index/index');  // 后台首页
        }else{
            echo '222';
        }
    }

}