小型企业站产品缩略图模块

abstract：<?php  namespace app\admin\controller; use app\admin\controller\Commn; use think\facade\Request; use think\facade\Session; use app\admin\model\Newsl; use app\admin\model\Product; use app\admin

<?php 

namespace app\admin\controller;

use app\admin\controller\Commn;

use think\facade\Request;

use think\facade\Session;

use app\admin\model\Newsl;

use app\admin\model\Product;

use app\admin\model\ProductPic;

/**

* 

*/

class ProductlPic extends Commn

{

//缩略图展示

public function index()

{

//查询产品返回add页面

$res = ProductPic::order('propic_id','desc')->paginate(4);

$page = $res->render();

$this->assign('page',$page);

$this->assign('res',$res);

return $this->fetch();

}

public function add()

{

//查询产品返回add页面

$res = Product::all();

$this->assign('res',$res);

return $this->fetch();

}

public function add_do()

{

$data = Request::param();

$data['create_time'] = time();

$data['username'] = Session::get('username');

if ($res = ProductPic::insert($data)) {

return json(['code'=>0,'msg'=>'添加成功']);

}else{

return json(['code'=>1,'msg'=>'添加失败']);

}

}

//缩略图上传方法

public function upload()

{

//获取文件上传信息

$file =  Request::file('file');

//验证点后缀移动到指定文件夹

if ($info = $file->validate(['ext'=>'jpg,png,jpng,gif'])->move('upload')) {

//拼接图片路径

$filename = '/upload/'.$info->getSaveName();

//返回json信息

return json(['code'=>1,'msg'=>'上传成功','data'=>$filename]);

}else{

echo $file->getError();

}

}

//删除缩略图方法

public function  del()

{

$data = Request::param();

$propic_id = $data['propic_id'];

if ($res = ProductPic::where('propic_id',$propic_id)->delete()) {

return json(['code'=>0,'msg'=>'删除成功']);

}else{

return json(['code'=>1,'msg'=>'删除失败']);

}

}

}

 ?>

Correcting teacher：查无此人Correction time：2019-06-17 09:31:51
Teacher's summary：完成的不错。一天做了很多作业，对后台管理应该很熟悉了。继续加油。