Scan-QR-Code-Zahlungen sind zu einer beliebten Transaktionsmethode geworden. In diesem Artikel teilen wir Ihnen hauptsächlich den PHP-Code zur Implementierung der WeChat-Scan-QR-Code-Zahlungen mit, in der Hoffnung, allen zu helfen.
1. Sie müssen den QR-Code scannen, um mit WeChat zu bezahlen,
Zahlungsdatei pay.php
<?phpinclude("../../../config/conn.php");//数据库//sql先插入订单到数据库//读取订单号//$ddbh="测试订单号";///直接访问本页面测试ini_set('date.timezone','Asia/Shanghai');$mchid = '149651642'; //微信支付商户$appid = 'wxc35486954de04f5'; //公众号APPID $apiKey = '6ac2b9ef5a7c1190';//设置API密钥$wxPay = new WxpayService($mchid,$appid,$apiKey);$outTradeNo = $ddbh; //你商城的商品订单号$payAmount = 1; //金额，单位:元$orderName = 'wxpay'; //订单标题$notifyUrl = weburl."notify.php"; //付款成功后的回调地址(不要有问号),可直接放根目录$payTime = time();
$arr = $wxPay->createJsBizPackage($payAmount,$outTradeNo,$orderName,$notifyUrl,$payTime);//生成二维码$url2 = $arr['code_url'];//echo "<img src='{$url}' style='width:300px;'>";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 '<xml><return_code><![CDATA[SUCCESS]]></return_code><return_msg><![CDATA[OK]]></return_msg></xml>'; return $postObj;
}
} /**
* curl get
*
* @param string $url
* @param array $options
* @return mixed
*/
public static function curlGet($url = '', $options = array())
{
$ch = curl_init($url);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($ch, CURLOPT_TIMEOUT, 30); if (!empty($options)) {
curl_setopt_array($ch, $options);
} //https请求 不验证证书和host
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, false); $data = curl_exec($ch);
curl_close($ch); return $data;
} public static function curlPost($url = '', $postData = '', $options = array())
{
if (is_array($postData)) { $postData = http_build_query($postData);
} $ch = curl_init();
curl_setopt($ch, CURLOPT_URL, $url);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($ch, CURLOPT_POST, 1);
curl_setopt($ch, CURLOPT_POSTFIELDS, $postData);
curl_setopt($ch, CURLOPT_TIMEOUT, 30); //设置cURL允许执行的最长秒数
if (!empty($options)) {
curl_setopt_array($ch, $options);
} //https请求 不验证证书和host
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, false); $data = curl_exec($ch);
curl_close($ch); return $data;
} public static function createNonceStr($length = 16)
{
$chars = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789'; $str = ''; for ($i = 0; $i < $length; $i++) { $str .= substr($chars, mt_rand(0, strlen($chars) - 1), 1);
} return $str;
} public static function arrayToXml($arr)
{
$xml = "<xml>"; foreach ($arr as $key => $val) { if (is_numeric($val)) { $xml .= "<" . $key . ">" . $val . "</" . $key . ">";
} else
$xml .= "<" . $key . "><![CDATA[" . $val . "]]></" . $key . ">";
} $xml .= "</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 $reqPar;
}
}?><html><head><meta http-equiv="content-type" content="text/html;charset=utf-8"/><meta name="viewport" content="width=device-width, initial-scale=1" /> <title><?=$g_webname?>微信支付</title><input type="hidden" id="wpay" value="<?php echo $url2; ?>"/></head><body><img style="float:left;clear:both;margin:0 0 0 7px;" src="<?=weburl?>tem/getqr.php?u=<?=urlencode($url2)?>&size=9"/></body></html>Nach dem Login kopieren
2. Rückrufdatei notify.php
<?phpinclude("../../../config/conn.php");
ini_set('date.timezone','Asia/Shanghai');
error_reporting(0);$mchid = '149651542'; //微信支付商户号$appid = 'wxc35486954de04f5'; //公众号APPID$apiKey = '6ac2b9e5'; //API密钥$wxPay = new WxpayService($mchid,$appid,$apiKey);$result = $wxPay->notify();//file_put_contents('2.txt',json_encode($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 '<xml><return_code><![CDATA[SUCCESS]]></return_code><return_msg><![CDATA[OK]]></return_msg></xml>'; return $arr;
}
} /**
* 获取签名
*/
public static function getSign($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;
}
}Nach dem Login kopieren
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