铁雪资源网 Design By www.gsvan.com
网上的很多PHP微信扫码支付接入教程都颇为复杂,且需要配置和引入较多的文件,本人通过整理后给出一个单文件版的,希望可以给各位想接入微信扫码支付的带来些许帮助和借鉴意义。
将该文件放到你的授权目录下,并在微信里访问这个文件,即可看到演示效果。效果如下:
需要注意的事项:
1.该文件需放到支付授权目录下,可以在微信支付商户平台->产品中心->开发配置中设置。
2.如提示签名错误可以通过微信支付签名验证工具进行验证:微信公众平台支付接口调试工具
代码如下:
<"utf-8" /> <meta name="viewport" content="width=device-width, initial-scale=1"/> <title>微信支付样例-支付</title> <script type="text/javascript"> //调用微信JS api 支付 function jsApiCall() { WeixinJSBridge.invoke( 'getBrandWCPayRequest', <"undefined"){ if( document.addEventListener ){ document.addEventListener('WeixinJSBridgeReady', jsApiCall, false); }else if (document.attachEvent){ document.attachEvent('WeixinJSBridgeReady', jsApiCall); document.attachEvent('onWeixinJSBridgeReady', jsApiCall); } }else{ jsApiCall(); } } </script> </head> <body> <br/> <font color="#9ACD32"><b>该笔订单支付金额为<span style="color:#f00;font-size:50px"><"center"> <button style="width:210px; height:50px; border-radius: 15px;background-color:#FE6714; border:0px #FE6714 solid; cursor: pointer; color:white; font-size:16px;" type="button" onclick="callpay()" >立即支付</button> </div> </body> </html> <"Location: $url"); exit(); } else { //获取code码,以获取openid $code = $_GET['code']; $openid = $this->getOpenidFromMp($code); return $openid; } } /** * 通过code从工作平台获取openid机器access_token * @param string $code 微信跳转回来带上的code * @return openid */ public function GetOpenidFromMp($code) { $url = $this->__CreateOauthUrlForOpenid($code); $res = self::curlGet($url); //取出openid $data = json_decode($res,true); $this->data = $data; $openid = $data['openid']; return $openid; } /** * 构造获取open和access_toke的url地址 * @param string $code,微信跳转带回的code * @return 请求的url */ private function __CreateOauthUrlForOpenid($code) { $urlObj["appid"] = $this->appid; $urlObj["secret"] = $this->appKey; $urlObj["code"] = $code; $urlObj["grant_type"] = "authorization_code"; $bizString = $this->ToUrlParams($urlObj); return "https://api.weixin.qq.com/sns/oauth2/access_token".$bizString; } /** * 构造获取code的url连接 * @param string $redirectUrl 微信服务器回跳的url,需要url编码 * @return 返回构造好的url */ private function __CreateOauthUrlForCode($redirectUrl) { $urlObj["appid"] = $this->appid; $urlObj["redirect_uri"] = "$redirectUrl"; $urlObj["response_type"] = "code"; $urlObj["scope"] = "snsapi_base"; $urlObj["state"] = "STATE"."#wechat_redirect"; $bizString = $this->ToUrlParams($urlObj); return "https://open.weixin.qq.com/connect/oauth2/authorize".$bizString; } /** * 拼接签名字符串 * @param array $urlObj * @return 返回已经拼接好的字符串 */ private function ToUrlParams($urlObj) { $buff = ""; foreach ($urlObj as $k => $v) { if($k != "sign") $buff .= $k . "=" . $v . "&"; } $buff = trim($buff, "&"); return $buff; } /** * 统一下单 * @param string $openid 调用【网页授权获取用户信息】接口获取到用户在该公众号下的Openid * @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 $timestamp 支付时间 * @return string */ public function createJsBizPackage($openid, $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, 'openid' => $openid, //rade_type=JSAPI,此参数必传 'out_trade_no' => $outTradeNo, 'spbill_create_ip' => '127.0.0.1', 'total_fee' => intval($totalFee * 100), //单位 转为分 'trade_type' => 'JSAPI', ); $unified['sign'] = self::getSign($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); } $arr = array( "appId" => $config['appid'], "timeStamp" => "$timestamp", //这里是字符串的时间戳,不是int,所以需加引号 "nonceStr" => self::createNonceStr(), "package" => "prepay_id=" . $unifiedOrder->prepay_id, "signType" => 'MD5', ); $arr['paySign'] = self::getSign($arr, $config['key']); return $arr; } public static function curlGet($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 . ">"; } $xml .= "</xml>"; file_put_contents('1.txt',$xml); return $xml; } public static function getSign($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; } } "external nofollow" target="_blank" href="https://github.com/dedemao/weixinPay">下载地址以上就是本文的全部内容,希望对大家的学习有所帮助,也希望大家多多支持。
铁雪资源网 Design By www.gsvan.com
广告合作:本站广告合作请联系QQ:858582 申请时备注:广告合作(否则不回)
免责声明:本站文章均来自网站采集或用户投稿,网站不提供任何软件下载或自行开发的软件! 如有用户或公司发现本站内容信息存在侵权行为,请邮件告知! 858582#qq.com
免责声明:本站文章均来自网站采集或用户投稿,网站不提供任何软件下载或自行开发的软件! 如有用户或公司发现本站内容信息存在侵权行为,请邮件告知! 858582#qq.com
铁雪资源网 Design By www.gsvan.com
暂无php微信支付之公众号支付功能的评论...