myblog-1/Application/Admin/Controller/IndexController.class.php

<?php
namespace Admin\Controller;
use Think\Controller;
class IndexController extends BaseController {
    public function index(){
        $this->display();
    }

    public function parsedown($text){//以thinkphp为列
        import('Vendor.Parsedown.Parsedown');//将parsedown放到第三方库目录.class.php命名（用import引入必须用此命名）
        $parsedown = new \Parsedown();
        return $parsedown->text($text);
    }
    
	public function demo(){
		echo $this->parsedown('#	你说这是什么');
	}

    public function showall(){
    	$data=I('post.');
    	if ($_FILES['a-img']) {
    		# code...
    		$upload=new \Think\Upload();//实例化上传类
                $upload->maxSize= 553145728 ;//设置上传大小
                $upload->exts=array('pdf','doc','txt','docx','png','jpg','jpeg');//设置文件上传类型
                $upload->savePath  = './Uploads/'; // 设置附件上传（子）目录
                $upload->rootPath='./';//上传根目录
                $upload->saveName=array('uniqid','');//上传文件的保存规则，支持数组和字符串方式定义
                $info=$upload->uploadOne($_FILES['a-img']);
                if (!$info){
                    $this->error($upload->getError());//上传错误提示信息
                }else{
                    $data['a-img']='/'.$info['savepath'].$info['savename'];
                    $data['a-time']=date('Y-m-d H:i:s',time());
                    $data['a-main']=$this->parsedown($data['a-main']);
                    $data['a-jianjie']=$this->parsedown($data['a-jianjie']);
                    $data['a-type']=implode(',', $data['a-type']);
                    // var_dump($data);
                    $re=M('article')->add($data);
                    if ($re) {
                    	$this->success('添加成功',U('form'));
                    }else{
                    	$this->error('添加失败',U('form'));
                    }
                }
    	}
    }

    public function guanli(){
    	$ar=M('article')->select();
    	$this->assign('showg',$ar);
    	$this->display();
    }

    public function showw(){
    	$data['id']=I('get.id');
    	$ar=M('article')->where($data)->find();
    	$this->assign('showw',$ar);
    	$this->display();
    }
	public function updatew(){
        $da['id']=I('get.id');
        $arr=M('article')->where($da)->find();
//        $arr['a-main']=$this->parsedown($arr['a-main']);
//        $arr['a-title']=$this->parsedown($arr['a-title']);
        $this->assign('showa',$arr);
        $this->display();
    }
    public function del(){
    	$dat['id']=I('post.id');
    	$ar=M('article')->where($dat)->delete();
    	if ($ar) {
    		$this->ajaxReturn(['status'=>'0']);
    	}else{
    		 $this->ajaxReturn(['status'=>'1']);

    	}
    }
}