mirror of
https://gitee.com/ShopeX/OMS
synced 2026-03-30 13:05:34 +08:00
337 lines
9.8 KiB
PHP
337 lines
9.8 KiB
PHP
<?php
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/**
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* Copyright © ShopeX （http://www.shopex.cn）. All rights reserved.
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* See LICENSE file for license details.
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*/
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class eccommon_regions_operation
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{
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// 应用实例对象
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static private $app='eccommon';
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// 模型实例
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static private $model;
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//所有地区数据
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static private $regions_arr;
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// 外部可调用的地区数组
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public $regions;
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// 构造方法
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/**
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* __construct
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* @param mixed $app app
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* @return mixed 返回值
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*/
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public function __construct($app)
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{
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if(!isset(self::$model)){
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self::$model = app::get(self::$app)->model('regions');
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}
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if(!isset(self::$regions_arr)){
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//先从kv里取
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//空的话再从数据库取
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//self::$regions_arr = self::$model->getList('region_id,local_name,package,p_region_id,region_path,region_grade',null,0,-1);
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}
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}
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/**
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* 主要用于后台显示，判断当前的数据是否超过100，显示方式不同
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* @params null
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* @return boolean
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*/
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public function getTreeSize()
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{
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$cnt = self::$model->count();
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if ($cnt > 100){
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return true;
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}else{
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return false;
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}
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}
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/**
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* 获取指定parent region id的下级地区数量
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* @params string region id
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* @return int 数量
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*/
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private function getChildCount($region_id)
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{
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$cnt = self::$model->count(array('p_region_id' => intval($region_id)));
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return $cnt;
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}
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/**
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* 得到地区信息 - parent region id， 层级，下级地区
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* @params string region id
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* @return array 指定信息的数组
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*/
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public function getRegionById($regionId='')
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{
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if ($regionId){
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$aTemp = self::$model->getList('region_id,p_region_id,local_name,ordernum,region_path, region_grade', array('p_region_id' => $regionId), 0, -1, 'ordernum ASC,region_id ASC');
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}else{
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$aTemp = self::$model->getList('region_id,p_region_id,local_name,ordernum,region_path, region_grade', array('region_grade' => '1'), 0, -1, 'ordernum ASC,region_id ASC');
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}
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if (is_array($aTemp)&&count($aTemp) > 0)
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{
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foreach($aTemp as $key => $val)
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{
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$aTemp[$key]['p_region_id']=intval($val['p_region_id']);
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$aTemp[$key]['step'] = intval(substr_count($val['region_path'],','))-1;
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$aTemp[$key]['child_count'] = $this->getChildCount($val['region_id']);
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}
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}
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return $aTemp;
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}
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/**
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* 得到地区的结构图
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* @params int parent region id
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* @return array 结构图数组
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*/
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public function getMap($prId='')
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{
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if ($prId){
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$sql="select region_id,region_grade,local_name,ordernum,(select count(*) from ".self::$model->table_name(1)." where p_region_id=r.region_id) as child_count from ".self::$model->table_name(1)." as r where r.p_region_id=".intval($prId)." order by ordernum asc,region_id";
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}else{
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$sql="select region_id,region_grade,local_name,ordernum,(select count(*) from ".self::$model->table_name(1)." where p_region_id=r.region_id) as child_count from ".self::$model->table_name(1)." as r where r.p_region_id is null order by ordernum asc,region_id";
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}
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$row = self::$model->db->select($sql);
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if (isset($row) && $row)
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{
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foreach ($row as $key => $val)
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{
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$this->regions[] = array(
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"local_name"=>$val['local_name'],
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"region_id"=>$val['region_id'],
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"region_grade"=>$val['region_grade'],
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"ordernum"=>$val['ordernum']
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);
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if ($val['child_count']){
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$this->getMap($val['region_id']);
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}
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}
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}
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}
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/**
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* 新建修改信息
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* @params array - 请求的数据信息
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* @params string - message
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*/
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public function insertDlArea($aData,&$msg)
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{
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if (!trim($aData['local_name']))
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{
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$msg = '地区名称不能为空！';
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return false;
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}
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$aData['ordernum'] = $aData['ordernum'] ? $aData['ordernum'] : '50';
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if (self::$model->checkDlArea($aData['local_name'], $aData['p_region_id']))
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{
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$msg = '该地区名称已经存在！';
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return false;
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}
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$tmp = self::$model->dump(intval($aData['p_region_id']), 'region_path');
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if (!$tmp)
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$tmp['region_path'] = ",";
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$region_path = $tmp['region_path'];
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$aData = array_filter($aData);
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#最多允许新建五级地区
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$count_region_grade = count(explode(",", $tmp['region_path'])) - 2;
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if($count_region_grade >= 5)
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{
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$msg = '最多只允许新建五级地区';
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return false;
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}
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if (self::$model->save($aData))
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{
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$regionId = self::$model->db->lastInsertId();
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$tmp = self::$model->dump($regionId, '*');
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$tmp['region_path'] = $region_path . $regionId . ',';
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$tmp['region_grade'] = count(explode(",", $tmp['region_path'])) - 2;
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self::$model->save($tmp);
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//设置父级地区有子地区标识
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if($tmp['region_grade'] >1){
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$tmp_parent['region_id'] = $tmp['p_region_id'];
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$tmp_parent['haschild'] = 1;
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self::$model->save($tmp_parent);
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}
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return true;
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}
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else
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{
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return false;
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}
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}
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/**
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* 更改地区信息
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* @params array - 新的地区的信息的数组
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* @params string - 更新结果消息
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*/
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public function updateDlArea($aData,&$msg)
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{
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$is_save = false;
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if ($aData['region_id'] == $aData['p_region_id'])
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{
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$msg = '上级地区不能为本地区！';
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return false;
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}
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else
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{
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$idGroup = self::$model->getGroupRegionId($aData['region_id']);
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if ($idGroup)
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{
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if (in_array($aData['p_region_id'],$idGroup)){
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$msg = '上级地区不能为本地区的子地区！';
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return false;
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}
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}
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}
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if(!$aData['region_id'])
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{
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$msg = '参数丢失！';
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return false;
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}
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else
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{
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$cPath = self::$model->dump(intval($aData['region_id']), 'region_path,p_region_id');
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}
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if (!trim($aData['local_name']))
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{
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$msg = '地区名称不能为空！';
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return false;
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}
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if (intval($aData['p_region_id']))
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{
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$tmp = self::$model->dump(intval($aData['p_region_id']), 'region_path');
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$aData['region_path'] = $tmp['region_path'].$aData['region_id'].",";
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}
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else
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{
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$aData['region_path'] = ",".$aData['region_id'].",";
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}
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$aData['ordernum'] = isset($aData['ordernum']) ? $aData['ordernum'] : '50';
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$aData['region_grade'] = count(explode(",",$aData['region_path'])) - 2;
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$aData = array_filter($aData);
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$is_save = self::$model->save($aData);
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//如果原来的父级地区没子地区了，设置成为0
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if(intval($cPath['p_region_id']) >1){
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$same_lv_regions = self::$model->getList('region_id',array('p_region_id' => intval($cPath['p_region_id'])), 0, -1);
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if(count($same_lv_regions) <= 0){
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$tmp_parent['region_id'] = $cPath['p_region_id'];
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$tmp_parent['haschild'] = 0;
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self::$model->save($tmp_parent);
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}
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}
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//地区设置成子地区，父级地区有子地区标识为1
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if($aData['region_grade'] >1){
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$tmp_parent2['region_id'] = $aData['p_region_id'];
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$tmp_parent2['haschild'] = 1;
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self::$model->save($tmp_parent2);
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}
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return ($is_save && $this->updateSubPath($cPath['region_path'],$aData['region_path']));
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}
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/**
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* 删除指定id的地区信息
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* @params int region id
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* @return boolean 删除成功与否
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*/
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public function toRemoveArea($regionId)
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{
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$tmpRow = self::$model->dump(intval($regionId), 'region_path');
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self::$model->delete(array('region_id' => intval($regionId)));
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//如果是最后个子地区，那么父级地区设置为没有child
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if(intval($tmpRow['p_region_id']) >1){
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$same_lv_regions = $this->model->getList('region_id',array('p_region_id' => intval($tmpRow['p_region_id'])), 0, -1);
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if(count($same_lv_regions) <= 0){
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$tmp_parent['region_id'] = $tmpRow['p_region_id'];
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$tmp_parent['haschild'] = 0;
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self::$model->save($tmp_parent);
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}
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}
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// 删除相应的所有的下级地区
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$this->toRemoveSubArea($tmpRow['region_path']);
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return true;
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}
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/**
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* 删除指定的级别的区域
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* @params string 层级字符串
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* @return boolean 删除是否成功
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*/
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private function toRemoveSubArea($path)
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{
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if ($path)
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{
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return self::$model->delete(array('region_path' => $path));
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}
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}
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/**
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* 更新下级地区的path值
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* @params string 上级的region_path
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* @params string 下一级地区的region_path
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*/
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private function updateSubPath($Opath,$Npath)
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{
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$offset = count(explode(",",$Npath)) - count(explode(",",$Opath));
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return self::$model->db->exec("update ".self::$model->table_name(1)." set region_path=replace(region_path,".self::$model->db->quote($Opath)
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.",".self::$model->db->quote($Npath)."),region_grade=region_grade + "
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.intval($offset)." where region_path LIKE '%".$Opath."%'");
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}
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}
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