94 lines
2.3 KiB
PHP
94 lines
2.3 KiB
PHP
<?php
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namespace App\Services;
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use http\Env\Request;
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use Illuminate\Database\Eloquent\Scope;
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use Illuminate\Database\Eloquent\Model;
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use Illuminate\Database\Eloquent\Builder;
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use DB;
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use Illuminate\Support\Facades\Log;
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use Illuminate\Support\Facades\Redis;
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class PayServices
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{
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//
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/**
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* 数字签名
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* server_id 商户id
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* token 商户token密钥
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* 价格，回调地址，异步回调，订单号,随机字符串,做md5加密
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* ksort之后拼接字符串，转换成小写,然后md5加密，
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* @param $data
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* @return bool
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*/
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public function sign($data,$is_verfy=0){
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//必填参数
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$must_arr=[
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'token',
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'app_id',
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'money',
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'return_url',
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'notify_url',
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'out_trade_sn'
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];
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foreach ($must_arr as $k=>$v)
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{
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if(!key_exists($v,$data))
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{
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return ['error'=>1,'msg'=>'签名参数缺少'];
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}
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}
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$data['money']=money_str($data['money'],2,'.','');
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//排序
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ksort($data);
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//
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$strkey = $this->toUrlParams($data);
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//转换小写
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$app_signature=strtolower($strkey);
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//Log::info("md5 before:".$app_signature);
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//MD5加密
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$app_signature = md5($app_signature);
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//Log::info("md5 end:".$app_signature);
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//回调验证
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if($is_verfy)
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{
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$app_signature=md5($data['token'].$app_signature);//token+之前的签名经行md5加密
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}
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return $app_signature;
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}
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public function toUrlParams( $params ){
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$string = '';
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if( !empty($params) ){
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$array = array();
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foreach( $params as $key => $value ){
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$array[] = $key.'='.$value;
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}
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$string = implode("&",$array);
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}
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return $string;
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}
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/**
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*
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* @param $data 参数携带token
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* @param $sign 过来的sign
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* @return bool 真验证成功，否失败
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*/
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public function checkSign($data,$sign,$is_verfy=0){
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$site_sign=$this->sign($data,$is_verfy);
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if(is_array($site_sign))
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{
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return false;
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}
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if($site_sign!=$sign)
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{
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return false;
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}
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return true;
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}
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} |