5月30(文件上传)

<?php

/**
 * @Author: owlcity
 * @Date:   2018-05-31 11:12:33
 * @Last Modified by:   owlcity
 * @Last Modified time: 2018-05-31 18:05:47
 */
namespace app\index\controller;
use think\Controller;
use app\index\model\Test as TestModel;
use think\facade\Request;
class Test extends Controller{
    public function demo1(){
        $staffs = TestModel::all(function($query){
            $query->field(['staff_id','name','sex','age','salary']);
                // ->where('salary < 100');
        });
        // dump($staffs);
        // 用all则不行
        // all select find一样 都是查询方法需要查询条件
        // 不指定查询条件也可以 
        $employ = TestModel::paginate(7);
        
        // $config = [
        //     'type'=> 'bootstrap',
        //     'var_page'=> 'page'
        // ];
        // $num = 10;
        // $simple = false;
        // $employ = TestModel::paginate($num,$simple,$config);

        $page = $employ->render();
        $this->view->assign('staff',$employ);
        $this->view->assign('page',$page);
        return $this->view->fetch();
    }
    public function demo2(){

        return $this->view->fetch();
    }
    public function demo3(){
        $file = Request::file('file');
        // dump($file);
        if(is_null($file)){
            $this->Error("文件文件空");
        };
        $rule = [
            'size'=> 3072121,
            'ext'=> 'jpeg,jpg,png,gif',
            'type'=>'image/jpeg,image/jpg,image/png,image/gif'
        ];
        // validate检测;
        $info = $file->validate($rule)->move('uploads');
        if($info){
            echo $info->getSaveName();
        }else{
            $this->Error('上传失败');
        }

        // check检测
        if($file->check($rule)) {
            $fileInfo = $file->move('uploads');
            // $fileInfo = $file->move('uploads','');//如果使用原文件名 第二个参数为空
            $res = '<h3 style="color:green;">上传成功</h3>文件名是:'.$fileInfo->getSaveName();      
        } else {
            $res = '<h3 style="color:red;">上传失败</h3>'.$file->getError();    
        }
        
    }
}