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，并在参考文献是什么意思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：
代码如下：
<?phpheader('content-type:text/html; chart=utf-8');$mchid = 'xxxxx'; //微信支付商户号 partnerid 通过微信支付商户资料审核后邮件发送$appid = 'xxxxx'; //微信支付申请对应的公众号的appid$appkey = 'xxxxx'; //微信支付申请对应的公众号的app key$apikey = 'xxxxx'; ///d/file/titlepic/login 帐户设置-安全设置-api安全-api密钥-设置api密钥//①、获取用户openid$wxpay = new wxpayrvice($mchid,$appid,$appkey,$apikey);$openid = $wxpay->getopenid(); //获取openidif(!$openid) exit('获取openid失败');//②、统一下单$outtradeno = uniqid(); //你自己的商品订单号$payamount = 0.01; //付款金额，单位:元$ordername = '支付测试'; //订单标题$notifyurl = 'https://www.xxx.com/wx/'; //付款成功后的回调地址(不要有问号)$paytime = time(); //付款时间$jsapiparameters = $wxpay->createjsbizpackage($openid,$payamount,$outtradeno,$ordername,$notifyurl,$paytime);$jsapiparameters = json_encode($jsapiparameters);?><html><head><meta chart="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',<?php echo $jsapiparameters; ?>,function(res){weixinjsbridge.log(res.err_msg);alert(res.err_code+res.err_desc+res.err_msg);});}function callpay(){if (typeof weixinjsbridge == "undefined"){if( document.addeventlistener ){document.addeventlistener('weixinjsbridgeready', jsapicall, fal);}el if (document.attachevent){document.attachevent('weixinjsbridgeready', jsapicall);document.attachevent('onweixinjsbridgeready', jsapicall);}}el{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"><?php echo $payamount?>元</span>钱</b></font><br/><br/><div align="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><?phpclass wxpayrvice{protected $mchid;protected $appid;protected $appkey;protected $apikey;public $data = null;public function __construct($mchid, $appid, $appkey,$key){$this->mchid = $mchid; ///d/file/titlepic/login 产品中心-开发配置-商户号$this->appid = $appid; //微信支付申请对应的公众号的appid$this->appkey = $appkey; //微信支付申请对应的公众号的app key$this->apikey = $key; ///d/file/titlepic/login 帐户设置-安全设置-api安全-api密钥-设置api密钥}/*** 通过跳转获取用户的openid，跳转流程如下：* 1、设置自己需要调回的url及其其他参数，跳转到微信服务器https://open.weixin.qq.com/connect/oauth2/authorize* 2、微信服务处理完成之后会跳转回用户redirect_uri地址，此时会带上一些参数，如：code* @return 用户的openid*/public function getopenid遵守规则作文(){//通过code获得openidif (!ist($_get['code'])){//触发微信返回code码$scheme = $_rver['https']=='on' ? 'https://' : 'http://';$baurl = urlencode($scheme.$_rver['http_host'].$_rver['php_lf'].$_rver['query_string']);$url = $this->__createoauthurlforcode($baurl);header("location: $url");exit();} el {//获取code码，以获取openid$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);$res = lf::curlget($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["cret"] = $this->appkey;$urlobj["code"] = $code;$urlobj["grant_type"] = "authorization_code";$bizstring = $this->tourlparams($urlobj);return "/d/file/titlepic/access_token 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["respon_type"] = "code";$urlobj["scope"] = "snsapi_ba";$urlobj["state"] = "state"."#wechat_redirect";$bizstring = $this->tourlpa我在马路边捡到一分钱rams($urlobj);return "/d/file/titlepic/authorize 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' => lf::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',);$unified['sign'] = lf::getsign($unified, $config['key']);$responxml = lf::curlpost('/d/file/titlepic/unifiedorder', lf::arraytoxml($unified));$unifiedorder = simplexml_load_string($responxml, 'simplexmlelement', libxml_nocdata);if ($unifiedorder === fal) {die('par xml error');}if ($unifiedorder->return_code != 'success') {die($unifiedorder->return_msg);}if ($unifiedorder->result_code != 'success') {die($unifiedorder->er达子的春天r_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" => lf::createnoncestr(),"package" => "prepay_id=" . $unifiedorder->prepay_id,"signtype" => 'md5',);$arr['paysign'] = lf::getsign($arr, $config['key']);return $arr;}public static function curlget($url = '', $options = array()){$ch = curl_init($url);curl_topt($ch, curlopt_returntransfer, 1);curl_topt($ch, curlopt_timeout, 30);if (!empty($options)) {curl_topt_array($ch, $options);}//https请求 不验证证书和hostcurl_topt($ch, curlopt_ssl_verifypeer, fal);curl_topt($ch, curlopt_ssl_verifyhost, fal);$data = curl_exec($ch);curl_clo($ch);return $data;}public static function curlpost($url = '', $postdata = '', $options = array()){if (is_array($postdata)) {$postdata = http_build_query($postdata);}$ch = curl_init();curl_topt($ch, curlopt_url, $url);curl_topt($ch, curlopt_returntransfer, 1);curl_topt($ch, curlopt_post, 1);curl_topt($ch, curlopt_postfields, $postdata);curl_topt($ch, curlopt_timeout, 30); //设置curl允许执行的最长秒数if (!empty($options)) {curl_topt_array($ch, $options);}//https请求 不验证证书和hostcurl_topt($ch, curlopt_ssl_verifypeer, fal);curl_topt($ch, curlopt_ssl_verifyhost, fal);$data = curl_exec($ch);curl_clo($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 . "</" . $key . ">";} el$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);$unsignparastring = lf::formatqueryparamap($pa强度和硬度的区别rams, fal);$signstr = strtoupper(md5($unsignparastring . "&key=" . $key));return $signstr;}protected static function formatqueryparamap($paramap, $urlencode = fal){$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;}}?>github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www.887551.com。
本文发布于:2023-04-06 17:37:04，感谢您对本站的认可！
本文链接：https://www.wtabcd.cn/fanwen/zuowen/05bf40734adc05ec7740012c122a1cbc.html
版权声明：本站内容均来自互联网，仅供演示用，请勿用于商业和其他非法用途。如果侵犯了您的权益请与我们联系，我们将在24小时内删除。
本文word下载地址：php微信支付之公众号支付功能.doc
本文 PDF 下载地址：php微信支付之公众号支付功能.pdf
| 留言与评论（共有 0 条评论） |
