<?php
// +----------------------------------------------------------------------
// | ThinkPHP [ WE CAN DO IT JUST THINK ]
// +----------------------------------------------------------------------
// | Copyright (c) 2006-2016 http://thinkphp.cn All rights reserved.
// +----------------------------------------------------------------------
// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
// +----------------------------------------------------------------------
// | Author: 流年 <liu21st@gmail.com>
// +----------------------------------------------------------------------

/**
 * 判断是否是系统管理员
 * @param mixed $uid
 * @return bool
 */
function isAdministrator( $uid = '' ){
 $adminConf = config('base')['USER_ADMINISTRATOR'];
 $uid = empty($uid) ? session('uid') : $uid;
 if( is_array($adminConf) ){
 if( is_array( $uid ) ){
 $m = array_intersect( $adminConf, $uid );
 if( count($m) ){
 return TRUE;
 }
 }else{
 if( in_array( $uid, $adminConf ) ){
 return TRUE;
 }
 }
 }else{
 if( is_array( $uid ) ){
 if( in_array($adminConf,$uid) ){
 return TRUE;
 }
 }else{
 if( $uid == $adminConf){
 return TRUE;
 }
 }
 }
 return FALSE;
}

/**
 * CURL post数据
 * @param $url
 * @param $data
 * @param array $urlParam
 * @param array $header
 * @return mixed
 */
function curlPost( $url, $data, $urlParam = [], $header = [] ){
 $ch = curl_init();
 if( !empty($urlParam) ){
 $url = $url.'?'.http_build_query($urlParam);
 }
 curl_setopt($ch, CURLOPT_POST, 1);
 curl_setopt($ch, CURLOPT_POSTFIELDS, $data);

 if( !empty($header) ){
 $headerStrArr = [];
 foreach ($header as $key => $value){
 $headerStrArr[] = "$key: $value";
 }
 curl_setopt($ch, CURLOPT_HTTPHEADER, $headerStrArr);
 }
 curl_setopt($ch, CURLOPT_URL, $url);
 curl_setopt($ch, CURLOPT_HEADER, 0);
 curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
 curl_setopt($ch, CURLOPT_URL, $url);
 $return = curl_exec($ch);
 curl_close($ch);
 return $return;
}

/**
 * 把返回的数据集转换成Tree
 * @param $list
 * @param string $pk
 * @param string $pid
 * @param string $child
 * @param string $root
 * @return array
 */
function listToTree($list, $pk='id', $pid = 'fid', $child = '_child', $root = '0') {
 $tree = [];
 if(is_array($list)) {
 $refer = [];
 foreach ($list as $key => $data) {
 $refer[$data[$pk]] = &$list[$key];
 }
 foreach ($list as $key => $data) {
 $parentId = $data[$pid];
 if ($root == $parentId) {
 $tree[] = &$list[$key];
 }else{
 if (isset($refer[$parentId])) {
 $parent = &$refer[$parentId];
 $parent[$child][] = &$list[$key];
 }
 }
 }
 }
 return $tree;
}

function formatTree($list, $lv = 0, $title = 'name'){
 $formatTree = [];
 foreach($list as $key => $val){
 $title_prefix = '';
 for( $i=0;$i<$lv;$i++ ){
 $title_prefix .= "|---";
 }
 $val['lv'] = $lv;
 $val['namePrefix'] = $lv == 0 ? '' : $title_prefix;
 $val['showName'] = $lv == 0 ? $val[$title] : $title_prefix.$val[$title];
 if(!array_key_exists('_child', $val)){
 array_push($formatTree, $val);
 }else{
 $child = $val['_child'];
 unset($val['_child']);
 array_push($formatTree, $val);
 $middle = formatTree($child, $lv+1, $title); //进行下一层递归
 $formatTree = array_merge($formatTree, $middle);
 }
 }
 return $formatTree;
}