// +---------------------------------------------------------------------- namespace service; use think\Url; /** * 小程序支付 * Created by PhpStorm. * User: Administrator * Date: 2018/5/29 0029 * Time: 上午 10:10 */ class RoutineService{ public static function options(){ $payment = SystemConfigService::more(['site_url','routine_appId','routine_appsecret','pay_routine_mchid','pay_routine_client_cert','pay_routine_client_key','pay_routine_key','pay_weixin_open']); return $payment; } /** * @param $openid $openid 用户openid * @param $fee $fee 金额 * @param $out_trade_no $out_trade_no 订单号 * @param $body $body 提示 * @return mixed */ public static function payRoutine($openid,$out_trade_no,$fee,$attach,$body){ $appid = self::options()['routine_appId'] ? self::options()['routine_appId'] : '';//如果是公众号 就是公众号的appid $mch_id = self::options()['pay_routine_mchid'] ? self::options()['pay_routine_mchid'] : ''; $nonce_str = self::nonce_str();//随机字符串 $spbill_create_ip = self::get_server_ip(); $total_fee = $fee*100;//因为充值金额最小是1 而且单位为分 如果是充值1元所以这里需要*100 $trade_type = 'JSAPI';//交易类型 默认 $notify_url = SystemConfigService::get('site_url').Url::build('routine/Routine/notify'); $post['appid'] = $appid; $post['attach'] = $attach; $post['body'] = $body; $post['mch_id'] = $mch_id; $post['nonce_str'] = $nonce_str;//随机字符串 $post['notify_url'] = $notify_url; $post['openid'] = $openid; $post['out_trade_no'] = $out_trade_no; $post['spbill_create_ip'] = $spbill_create_ip;//终端的ip $post['total_fee'] = $total_fee;//总金额 $post['trade_type'] = $trade_type; $sign = self::sign($post);//签名 $post_xml = ' '.$appid.' '.$attach.' '.$body.' '.$mch_id.' '.$nonce_str.' '.$notify_url.' '.$openid.' '.$out_trade_no.' '.$spbill_create_ip.' '.$total_fee.' '.$trade_type.' '.$sign.' '; // dump($post_xml); //统一接口prepay_id $url = 'https://api.mch.weixin.qq.com/pay/unifiedorder'; $xml = self::http_request($url,$post_xml); $array = self::xml($xml);//全要大写 if($array['RETURN_CODE'] == 'SUCCESS' && $array['RESULT_CODE'] == 'SUCCESS'){ $time = time(); $tmp='';//临时数组用于签名 $tmp['appId'] = $appid; $tmp['nonceStr'] = $nonce_str; $tmp['package'] = 'prepay_id='.$array['PREPAY_ID']; $tmp['signType'] = 'MD5'; $tmp['timeStamp'] = "$time"; $data['state'] = 1; $data['timeStamp'] = "$time";//时间戳 $data['nonceStr'] = $nonce_str;//随机字符串 $data['signType'] = 'MD5';//签名算法，暂支持 MD5 $data['package'] = 'prepay_id='.$array['PREPAY_ID'];//统一下单接口返回的 prepay_id 参数值，提交格式如：prepay_id=* $data['paySign'] = self::sign($tmp);//签名,具体签名方案参见微信公众号支付帮助文档; $data['out_trade_no'] = $out_trade_no; }else{ $data['state'] = 0; $data['text'] = "错误"; $data['RETURN_CODE'] = $array['RETURN_CODE']; $data['RETURN_MSG'] = $array['RETURN_MSG']; } return $data; } //随机32位字符串 public static function nonce_str(){ $result = ''; $str = 'QWERTYUIOPASDFGHJKLZXVBNMqwertyuioplkjhgfdsamnbvcxz'; for ($i=0;$i<32;$i++){ $result .= $str[rand(0,48)]; } return $result; } public static function order_number($openid){ return md5($openid.time().rand(10,99));//32位 } //签名 $data要先排好顺序 public static function sign($data){ $stringA = ''; foreach ($data as $key=>$value){ if(!$value) continue; if($stringA) $stringA .= '&'.$key."=".$value; else $stringA = $key."=".$value; } $wx_key = self::options()['pay_routine_key'] ? self::options()['pay_routine_key'] : '';//申请支付后有给予一个商户账号和密码，登陆后自己设置key $stringSignTemp = $stringA.'&key='.$wx_key;//申请支付后有给予一个商户账号和密码，登陆后自己设置key // dump($stringSignTemp); return strtoupper(md5($stringSignTemp)); } //curl请求 public static function http_request($url,$data = null,$headers=array()) { $curl = curl_init(); if( count($headers) >= 1 ){ curl_setopt($curl, CURLOPT_HTTPHEADER, $headers); } curl_setopt($curl, CURLOPT_URL, $url); curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, FALSE); curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, FALSE); if (!empty($data)){ curl_setopt($curl, CURLOPT_POST, 1); curl_setopt($curl, CURLOPT_POSTFIELDS, $data); } curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1); $output = curl_exec($curl); curl_close($curl); return $output; } //获取xml public static function xml($xml){ $p = xml_parser_create(); xml_parse_into_struct($p, $xml, $vals, $index); xml_parser_free($p); $data = ""; foreach ($index as $key=>$value) { if($key == 'xml' || $key == 'XML') continue; $tag = $vals[$value[0]]['tag']; $value = $vals[$value[0]]['value']; $data[$tag] = $value; } return $data; } public static function get_server_ip() { if (isset($_SERVER)) { if($_SERVER['SERVER_ADDR']) { $server_ip = $_SERVER['SERVER_ADDR']; } else { $server_ip = $_SERVER['LOCAL_ADDR']; } } else { $server_ip = getenv('SERVER_ADDR'); } return $server_ip; } }