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ThinkPHP学习札记(十一)自动填充一个无限极分类

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2016-06-13 11:12:58786browse

ThinkPHP学习笔记(十一)自动填充一个无限极分类

创建数据库表:tb_cate:id,name,pid,path

action

<?php /** * ThinkPHP中的 * 自动完成(无限极分类) * 		用户输入的字段并不是用户手动填写的 * */class AutoCateAction extends Action{	public function index(){		$cate=M('Cate');		$list=$cate->field("id,name,pid,path,concat(path,'-',id) as bpath")->order("bpath")->select();		foreach ($list as $key=>$value){			$list[$key]['count']=count(explode('-', $value['bpath']));		}		$this->assign('alist',$list);		$this->display();	}	function add(){		//经过自定义模型		$cate=D('Cate');		if ($vo=$cate->create()) {			dump($vo);			if ($cate->add()){				$this->success("注册成功");			}else{				$this->error($cate->getError());			}		}else{			$this->error($cate->getError());		}	}}?>

html

<meta http-equiv="Content-Type" content="text/html; charset=UTF-8"><title></title>
父级栏目:新栏目名:


cateModel

<?php class CateModel extends Model{		protected $_auto=array(			array('path','filldata',3,'callback'),		);		function filldata(){			//因为在model当中,所以不用new,直接用this就可以了			$pid=isset($_POST['pid'])?(int)$_POST['pid']:0;			if ($pid==0)return 0;			$pcate=$this->where('id='.$pid)->find();				$path=$pcate['path'].'-'.$pcate['id'];			return $path;		}	}?>


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