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Recursively add references to implement tree and infinite menu_PHP tutorial

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Release: 2016-07-15 13:21:45
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class k_model_menu_menu

{
    private $data = array();
    private $rdata = array();
    private $jdata = array();
    private $level = 0;
    private $paret = array();
    function getOption($type= 'part',$pid = 0)
    {
        if($type = 'all') $this->data= R::getAll( 'select * from menu' );

        
        $this->teamData();
        
        if($this->rdata) return $this->rdata;
        return false;     
    }
    
    function addMenu($data){
        foreach($data as $key =>$value){
            if($value == '请填写内容!') $data[$key]='';
        }
        if($data){
            $menu = R::dispense('menu');
            $menu->pid = $data['pid'];
            $menu->name = $data['name'];
            $menu->url = $data['url'];
            $menu->icon = $data['icon'];
            $id = R::store($menu);
            return $id;
        }
    }
    //返回json 字符串
    public function getJsonMenu(){
        $data = $this->getChild(1);
        $this->jdata = $data;
        $this->recursive($this->jdata);
        return  json_encode($this->jdata);
    }
        
    //递归函数  实现不断的生成子节点,用了引用,感觉这引用是如来神笔,要不然实现太复杂了
    public function recursive(&$data = array()){
        foreach($data as $key =>$value){
            $data[$key]['children']= $this->getChild($value['id']);
            $tmp = &$data[$key]['children'];
            if($tmp){
                $this->recursive($tmp);
            }
        }
    }
    
    //组织数据,用于生成树形的select 返回的是一个数组
    //数组的形式是
        public function teamData($pid=1){
            foreach ($this->data as $key => $value) {    
                if($value['pid']==$pid){
                        $this->level++;
                        array_push($this->rdata, array('name'=>$value['name'],'level'=>$this->level,'id'=>$value['id']));
                                
                    $tmpdata = $this->teamData($value['id']);
                    if(!$tmpdata){
                        $this->level--;
                        continue;
                    }
                }
            }    
        }
        
    
    //根据pid拿取下面的子数据
    public function getChild($pid){
         $data=  R::getAll( "select * from menu where pid = {$pid}" );
         $tmpdata = array();
         if($data){
             foreach ($data as $key => $value) {
                 $tmpdata[$key]['id'] =  $value['id'];
                 $tmpdata[$key]['icon'] =  $value['icon'];
                 $tmpdata[$key]['text'] =  $value['name'];
                 $tmpdata[$key]['url'] =  $value['url'];
                 $tmpdata[$key]['children'] =  array();
             }
         }
         return $tmpdata;
    }
    
    
}

www.bkjia.comtruehttp://www.bkjia.com/PHPjc/477141.htmlTechArticle?php class k_model_menu_menu { private $data = array(); private $rdata = array(); private $jdata = array(); private $level = 0; private $paret = array(); function getOption($type= p...
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