source/model/site_city.model.php

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<?php
class site_cityModel extends model{
	 
	public function __construct (){
		parent::__construct ();
		 
		$this->table="site_city";
	}
	
	public function sc_id(){
	 
		$sc_id=get('sc_id','i');
		return $sc_id;
	}
	
	public function siteList($status=0){
		$where="1 ";
		$status && $where=" status=".$status;
		$data=$this->select(array(
			"where"=>$where,
			"order"=>"orderindex ASC"
			
		));
		if($data){
			foreach($data as $v){
				$newdata[$v['sc_id']]=$v['title'];
			}
			return $newdata;
		}
	}
	
	public function children($pid,$status=0){
		$where="  pid=".$pid."";
		if($status){
			$where.=" AND status=".$status;
		}
		$data=$this->select(array(
			"where"=>$where,
			"order"=>"orderindex ASC"
			
		));
		if($data){
			foreach($data as $k=>$v){
				$w="pid=".$v['sc_id']."";
				if($status){
					$w.=" AND status=".$status;
				}
				$v['child']=$this->select(array(
						"where"=>$w,
						"order"=>"orderindex ASC"
						
				));
				$data[$k]=$v;
			}
		}
		return $data;
		
	}
	
	public function id_title($option=array("where"=>" 1=1 ")){