<?php
namespace Admin\Controller;
use Think\Controller;
class MenuController extends AdminController{
    public function index(){
        $tab=D('node');
        $pid=I("get.pid");
        $p=$tab->find($pid);
        $ptitle=$p[title]?$p[title]:"菜单管理";
        $data=$tab->where(array("pid"=>$pid))->order('sort asc')->select();
        $this->assign("pid",$pid);
        $this->assign("ppid",$p[pid]);
        $this->assign("ptitle",$ptitle);        
        $this->assign("data",$data);
        $this->display();
    }   
    public function add(){
        $tab=D('node');
        if(IS_POST){
            //验证
            $rules = array(
                array('title','require','标题必须填写！',1),
                array('name','require','链接必须填写！',1),
            );
            $data=$tab->validate($rules)->create();
            if($data){
                //设置level
                if($data[pid]){
                    $level=$tab->where(array("id"=>$data[pid]))->getField("level");
                    $level=$level+1;
                    $data['level']=$level;
                }else{
                    $data['level']=1;
                } 
                //                
                $id=$tab->add($data);
                D("UserLog")->add("add",D('node')->getTableName(),$id); 
                $this->success($data);
            }else{
                $this->error($tab->getError());
            }            
        }else{
            $pid=I("get.pid");
            //获取最大的排序
            $sort_where[pid]=$pid;
            $sort_where["sort"]=array("LT",900);//最大900是系统设置的，一般要小于这个
            $sort=$tab->where($sort_where)->max('sort');
            $sort=$sort+10;
            $this->pagetitle="添加菜单";
            $this->assign("sort",$sort);
            $this->assign("pid",$pid);
            $this->display(); 
        }
    }
    public function editor(){
        $tab=D('node');
        if(IS_POST){
            //验证
            $rules = array(     
                array('title','require','标题必须填写！',1),
                array('name','require','链接必须填写！',1),
            );        
            $data=$tab->validate($rules)->create();       
            if($data){
                //设置level
                if($data[pid]){
                    $level=$tab->where(array("id"=>$data[pid]))->getField("level");
                    $level=$level+1;
                    $data['level']=$level;
                }else{
                    $data['level']=1;
                } 
                //                  
                $tab->save($data);
                D("UserLog")->add("update",D('node')->getTableName(),$data[id]); 
                $this->success($data);
            }else{
                $this->error($tab->getError());
            }            
        }else{
            //获取最大的排序 
            $id=I("get.id");
            $r=$tab->find($id);
            $this->assign("r",$r);
            $this->display(); 
        }
    }
    //删除节点
    public function del(){
        $obj=M("node");
        $id=I("id",0,'intval'); 
        $count=$obj->where(array("pid"=>$id))->count();        
        if($count>0){
            $this->error("该节点下有子节点，如要删除请先删除子节点");
        }else{
            $result=$obj->delete($id);
            D("UserLog")->add("delete",D('node')->getTableName(),$id); 
            if($result){
                $this->success("删除成功");
            }else{
                $this->error("删除失败");
            }                
        }
    }    
}