扫码支付已经成为交易的一种流行方式，本文我们主要和大家分享实现微信扫码支付php代码，希望能帮助到大家。
一.需要用微信扫码付款,
支付文件pay.php
createJsBizPackage($payAmount,$outTradeNo,$orderName,$notifyUrl,$payTime);//生成二维码$url2 = $arr['code_url'];//echo "@@##@@";class WxpayService{
protected $mchid; protected $appid; protected $apiKey; public function __construct($mchid, $appid, $key)
{
$this->mchid = $mchid; $this->appid = $appid; $this->apiKey = $key;
} /**
* 发起订单
* @param float $totalFee 收款总费用 单位元
* @param string $outTradeNo 唯一的订单号
* @param string $orderName 订单名称
* @param string $notifyUrl 支付结果通知url 不要有问号
* @param string $timestamp 订单发起时间
* @return array
*/
public function createJsBizPackage($totalFee, $outTradeNo, $orderName, $notifyUrl, $timestamp)
{
$config = array( 'mch_id' => $this->mchid, 'appid' => $this->appid, 'key' => $this->apiKey,
); //$orderName = iconv('GBK','UTF-8',$orderName);
$unified = array( 'appid' => $config['appid'], 'attach' => 'pay', //商家数据包，原样返回，如果填写中文，请注意转换为utf-8
'body' => $orderName, 'mch_id' => $config['mch_id'], 'nonce_str' => self::createNonceStr(), 'notify_url' => $notifyUrl, 'out_trade_no' => $outTradeNo, 'spbill_create_ip' => '127.0.0.1', 'total_fee' => intval($totalFee * 100), //单位 转为分
'trade_type' => 'NATIVE',
); $unified['sign'] = self::getSign($unified, $config['key']); $responseXml = self::curlPost('https://api.mch.weixin.qq.com/pay/unifiedorder', self::arrayToXml($unified)); $unifiedOrder = simplexml_load_string($responseXml, 'SimpleXMLElement', LIBXML_NOCDATA); if ($unifiedOrder === false) { die('parse xml error');
} if ($unifiedOrder->return_code != 'SUCCESS') { die($unifiedOrder->return_msg);
} if ($unifiedOrder->result_code != 'SUCCESS') { die($unifiedOrder->err_code);
} $codeUrl = (array)($unifiedOrder->code_url); if(!$codeUrl[0]) exit('get code_url error'); $arr = array( "appId" => $config['appid'], "timeStamp" => $timestamp, "nonceStr" => self::createNonceStr(), "package" => "prepay_id=" . $unifiedOrder->prepay_id, "signType" => 'MD5', "code_url" => $codeUrl[0],
); $arr['paySign'] = self::getSign($arr, $config['key']); return $arr;
} public function notify()
{
$config = array( 'mch_id' => $this->mchid, 'appid' => $this->appid, 'key' => $this->apiKey,
); $postStr = $GLOBALS["HTTP_RAW_POST_DATA"]; $postObj = simplexml_load_string($postStr, 'SimpleXMLElement', LIBXML_NOCDATA); if ($postObj === false) { die('parse xml error');
} if ($postObj->return_code != 'SUCCESS') { die($postObj->return_msg);
} if ($postObj->result_code != 'SUCCESS') { die($postObj->err_code);
} $arr = (array)$postObj; unset($arr['sign']); if (self::getSign($arr, $config['key']) == $postObj->sign) { echo '"; foreach ($arr as $key => $val) { if (is_numeric($val)) { $xml .= "<" . $key . ">" . $val . "";
} else
$xml .= "<" . $key . ">";
} $xml .= " "; return $xml;
} /**
* 获取签名
*/
public static function getSign($params, $key)
{
ksort($params, SORT_STRING); $unSignParaString = self::formatQueryParaMap($params, false); $signStr = strtoupper(md5($unSignParaString . "&key=" . $key)); return $signStr;
} protected static function formatQueryParaMap($paraMap, $urlEncode = false)
{
$buff = "";
ksort($paraMap); foreach ($paraMap as $k => $v) { if (null != $v && "null" != $v) { if ($urlEncode) { $v = urlencode($v);
} $buff .= $k . "=" . $v . "&";
}
} $reqPar = ''; if (strlen($buff) > 0) { $reqPar = substr($buff, 0, strlen($buff) - 1);
} return $reqPar;
}
}?> <?=$g_webname?>微信支付 @@##@@tem/getqr.php?u=&size=9"/>二,回调文件notify.php
notify();//file_put_contents('2.txt',json_encode($result));//测试结果//$result['transaction_id']为微信交易号 if($result){ if(array_key_exists("return_code", $result)
&& array_key_exists("result_code", $result)&& $result["return_code"] == "SUCCESS"&& $result["result_code"] == "SUCCESS"){ //file_put_contents('1.txt',1);$sj=date("Y-m-d H:i:s");$uip=$_SERVER["REMOTE_ADDR"];$sql="select * from yjcode_dingdang where bh='".$result['out_trade_no']."' and ifok=0";mysql_query("SET NAMES 'GBK'");$res=mysql_query($sql);if($row=mysql_fetch_array($res)){
updatetable("yjcode_dingdang","sj='".$sj."',uip='".$uip."',alipayzt='TRADE_SUCCESS',ddzt='交易成功',ifok=1 ,wxddbh=".$result['transaction_id']." where id=".$row[id]); $money1=$row['money1'];
PointIntoM($row['userid'],"微信充值".$money1."元",$money1);
PointUpdateM($row[userid],$money1);
} return true;
}
}else{ echo 'pay error';
}class WxpayService{
protected $mchid; protected $appid; protected $apiKey; public function __construct($mchid, $appid, $key)
{
$this->mchid = $mchid; $this->appid = $appid; $this->apiKey = $key;
} public function notify()
{
$config = array( 'mch_id' => $this->mchid, 'appid' => $this->appid, 'key' => $this->apiKey,
); $postStr = $GLOBALS["HTTP_RAW_POST_DATA"]; $postObj = simplexml_load_string($postStr, 'SimpleXMLElement', LIBXML_NOCDATA); if ($postObj === false) { die('parse xml error');
} if ($postObj->return_code != 'SUCCESS') { die($postObj->return_msg);
} if ($postObj->result_code != 'SUCCESS') { die($postObj->err_code);
} $arr = (array)$postObj; unset($arr['sign']); if (self::getSign($arr, $config['key']) == $postObj->sign) { echo '相关推荐：
微信商城多用户企业版源码
下载
微信现在是非常的火了，已经开始进军支付行业，又打算搞O2O，有眼光的企业都开始盯着微信营销这块大蛋糕，微信公众号什么的也是越来越多。今天就给大家分享一款微信商城多用户的系统源码。利用本源码可搭建多用户微信商城在当地城市开展电子商务发展下级商家收取服务费。
立即学习“PHP免费学习笔记（深入）”；
