thinkphp3.2实现微信JSAPI支付

来源:互联网 发布:迪士尼游玩攻略 知乎 编辑:程序博客网 时间:2024/06/15 13:59

使用准备:

开发步骤和业务流程可参考微信官方教程:

https://pay.weixin.qq.com/wiki/doc/api/jsapi.php?chapter=7_3

但是扑街的微信php demo的jsapi支付居然用不了,一点就跳到400 not found,后来找了一个教程可以用。

http://www.inotcare.com/art/xinde/php/24.html

1.接口权限--获取openid用到


2.js安全域名--调用jssdk用到


3.开通微信公众号支付



微信支付申请通过后,有收到微信方的邮件,邮件有微信商户号和密码,可以登录微信商户平台https://pay.weixin.qq.com/index.php/home/login?return_url=%2F。要上去设置私钥,微信支付需要用到。

4.只需要在thinkphp加入一个action文件。

<?phpnamespace Mobile\Action;class WxPayAction extends BaseAction {     private $wxpayConfig;    private $wxpay;    private $parameters;    private $returnParameters;     public function _initialize(){        $this->wxpayConfig =  array('CURL_TIMEOUT' => 30);            $this->wxpayConfig['appid'] = "";      // 微信公众号身份的唯一标识appid        $this->wxpayConfig['appsecret'] = "";  // APP密钥        $this->wxpayConfig['mchid'] = "";          // 微信支付商户号        $this->wxpayConfig['key'] = "";      // 商户支付密钥Key        $this->wxpayConfig['notifyurl'] = ""; //异步通知地址        $this->wxpayConfig['returnurl'] = ""; //同步通知地址        $this->wxpayConfig['url'] = "https://api.mch.weixin.qq.com/pay/unifiedorder";    }     public function index() {    }     /**     *  支付     */    public function pay() {        $orderid = "23324321234";//商户订单号        $payprice = "0.01";//订单金额        if(empty($orderid) || empty($payprice)) {            die('订单参数不完整!');        }        $openid = $this->get_openid();         // 设置统一支付接口参数        // 设置必填参数        // appid已填,商户无需重复填写        // mch_id已填,商户无需重复填写        // noncestr已填,商户无需重复填写        // spbill_create_ip已填,商户无需重复填写        // sign已填,商户无需重复填写        $this->setParameter("openid", $openid);        $this->setParameter("body", "购买商品");                          // 商品描述        // 自定义订单号,此处仅作举例        //$timeStamp = time();        //$out_trade_no = \WxPayConf_pub::$APPID . $timeStamp;        $out_trade_no = $orderid;        //$out_trade_no = time();        $this->setParameter("out_trade_no", $out_trade_no);                      // 商户订单号        $this->setParameter("total_fee", $payprice * 100);                       // 总金额        $this->setParameter("notify_url", $this->wxpayConfig['notifyurl']);       // 通知地址        $this->setParameter("trade_type", "JSAPI");                              // 交易类型        // 非必填参数,商户可根据实际情况选填        //$unifiedOrder->setParameter("sub_mch_id", "XXXX");                 // 子商户号        //$unifiedOrder->setParameter("device_info", "XXXX");                    // 设备号        //$unifiedOrder->setParameter("attach", "XXXX");                     // 附加数据        //$unifiedOrder->setParameter("time_start", "XXXX");                 // 交易起始时间        //$unifiedOrder->setParameter("time_expire", "XXXX");                    // 交易结束时间        //$unifiedOrder->setParameter("goods_tag", "XXXX");                      // 商品标记        //$unifiedOrder->setParameter("openid", "XXXX");                     // 用户标识        //$unifiedOrder->setParameter("product_id", "XXXX");                 // 商品ID         $prepay_id = $this->getPrepayId();        if(empty($prepay_id)) {            die('参数出错,请重试!');        }         $this->getParameters($prepay_id);        $this->parameters;        $returnurl = $this->wxpayConfig['returnurl'];         $parameters = json_decode($this->parameters);        $ptimeStamp = $parameters->timeStamp;        $pnonceStr = $parameters->nonceStr;        $ppackage = $parameters->package;        $psignType = $parameters->signType;        $ppaySign = $parameters->paySign;        $signPackage = $this->getSignPackage();         $button = <<<EOT<!DOCTYPE html><html><head><meta charset="utf-8"><title>微信支付</title><meta name="viewport" content="width=device-width, initial-scale=1, user-scalable=0"></head><body><script src="http://res.wx.qq.com/open/js/jweixin-1.0.0.js"></script><script>wx.config({        debug: false,        appId: '{$signPackage["appId"]}',        timestamp: {$signPackage["timestamp"]},        nonceStr: '{$signPackage["nonceStr"]}',        signature: '{$signPackage["signature"]}',        jsApiList: ['chooseWXPay']});wx.ready(function () {    wx.chooseWXPay({        timestamp: {$ptimeStamp},        nonceStr: '{$pnonceStr}',        package: '{$ppackage}',        signType: '{$psignType}',        paySign: '{$ppaySign}',        success: function (res) {            //alert(JSON.stringify(res));            window.location.href='{$returnurl}';        }    });});</script></body></html>EOT;        echo $button;    }     /**     *  服务器异步通知页面路径     */    public function Paynotify() {        /**         * 通用通知接口demo         * ====================================================         * 支付完成后,微信会把相关支付和用户信息发送到商户设定的通知URL,         * 商户接收回调信息后,根据需要设定相应的处理流程。         *         * 这里举例使用log文件形式记录回调信息。         */         // 存储微信的回调        $xml = $GLOBALS['HTTP_RAW_POST_DATA'];        $data = $this->xmlToArray($xml);         // 验证签名,并回应微信。        // 对后台通知交互时,如果微信收到商户的应答不是成功或超时,微信认为通知失败,        // 微信会通过一定的策略(如30分钟共8次)定期重新发起通知        // 尽可能提高通知的成功率,但微信不保证通知最终能成功。        if($this->checkSign($data) == FALSE){            $this->setReturnParameter("return_code", "FAIL");        // 返回状态码            $this->setReturnParameter("return_msg", "签名失败"); // 返回信息        } else {            $this->setReturnParameter("return_code", "SUCCESS"); // 设置返回码        }        $returnXml = $this->returnXml();        echo $returnXml;         //==商户根据实际情况设置相应的处理流程,此处仅作举例=======         // 以log文件形式记录回调信息        // $log_ = new \Log_();        // $log_name = THINK_PATH . "Library/Vendor/Wxpay/jssdk/notify_url.log";   // log文件路径        // $log_->log_result($log_name, "【接收到的notify通知】:\n" . $xml . "\n");         if($this->checkSign($data) == TRUE) {            if ($data["return_code"] == "FAIL") {                // 此处应该更新一下订单状态,商户自行增删操作                die('【通信出错】'.$xml);                // $log_->log_result($log_name, "【通信出错】:\n" . $xml . "\n");            } elseif ($data["result_code"] == "FAIL"){                // 此处应该更新一下订单状态,商户自行增删操作                // $log_->log_result($log_name, "【业务出错】:\n" . $xml . "\n");                die('【业务出错】'.$xml);            } else {                // 此处应该更新一下订单状态,商户自行增删操作                           }             //商户自行增加处理流程,            //例如:更新订单状态            //例如:数据库操作            //例如:推送支付完成信息        }    }    public function ReturnNotify() {         /**         * 通用通知接口demo         * ====================================================         * 支付完成后,微信会把相关支付和用户信息发送到商户设定的通知URL,         * 商户接收回调信息后,根据需要设定相应的处理流程。         *         * 这里举例使用log文件形式记录回调信息。         */         // 存储微信的回调        $xml = $GLOBALS['HTTP_RAW_POST_DATA'];        $data = $this->xmlToArray($xml);         // 验证签名,并回应微信。        // 对后台通知交互时,如果微信收到商户的应答不是成功或超时,微信认为通知失败,        // 微信会通过一定的策略(如30分钟共8次)定期重新发起通知        // 尽可能提高通知的成功率,但微信不保证通知最终能成功。        if($this->checkSign($data) == FALSE){            $this->setReturnParameter("return_code", "FAIL");        // 返回状态码            $this->setReturnParameter("return_msg", "签名失败"); // 返回信息        } else {            $this->setReturnParameter("return_code", "SUCCESS"); // 设置返回码        }        $returnXml = $this->returnXml();        //echo $returnXml;        //==商户根据实际情况设置相应的处理流程,此处仅作举例=======         // 以log文件形式记录回调信息        // $log_ = new \Log_();        // $log_name = THINK_PATH . "Library/Vendor/Wxpay/jssdk/notify_url.log";   // log文件路径        // $log_->log_result($log_name, "【接收到的notify通知】:\n" . $xml . "\n");         if($this->checkSign($data) == TRUE) {            if ($data["return_code"] == "FAIL") {                // 此处应该更新一下订单状态,商户自行增删操作                die('【通信出错】'.$xml);                // $log_->log_result($log_name, "【通信出错】:\n" . $xml . "\n");            } elseif ($data["result_code"] == "FAIL"){                // 此处应该更新一下订单状态,商户自行增删操作                // $log_->log_result($log_name, "【业务出错】:\n" . $xml . "\n");                die('【业务出错】'.$xml);            } else {                // 此处应该更新一下订单状态,商户自行增删操作                            }             //商户自行增加处理流程,            //例如:更新订单状态            //例如:数据库操作            //例如:推送支付完成信息        }else $this->redirect('Mobile/Orders/orderNoReceive');    }    /**     *  获取openid     */    private function get_openid() {        $openid = $_COOKIE['apiopenid'];         if(empty($openid)) {            // 通过code获得openid            if (!isset($_GET['code'])) {                // 触发微信返回code码                $url = $this->createOauthUrlForCode($this->get_url());                Header("Location: " . $url);            } else {                // 获取code码,以获取openid                $code = $_GET['code'];                $openid = $this->getOpenId($code);                setcookie('apiopenid', $openid, time() + 86400);            }        }        return $openid;    }     /**     * 获取当前页面完整URL地址     */    private function get_url() {        $sys_protocal = isset($_SERVER['SERVER_PORT']) && $_SERVER['SERVER_PORT'] == '443' ? 'https://' : 'http://';        $php_self = $_SERVER['PHP_SELF'] ? $_SERVER['PHP_SELF'] : $_SERVER['SCRIPT_NAME'];        $path_info = isset($_SERVER['PATH_INFO']) ? $_SERVER['PATH_INFO'] : '';        $relate_url = isset($_SERVER['REQUEST_URI']) ? $_SERVER['REQUEST_URI'] : $php_self.(isset($_SERVER['QUERY_STRING']) ? '?' . $_SERVER['QUERY_STRING'] : $path_info);        return $sys_protocal . (isset($_SERVER['HTTP_HOST']) ? $_SERVER['HTTP_HOST'] : '') . $relate_url;    }     /**     *  作用:生成可以获得code的url     */    private function createOauthUrlForCode($redirectUrl) {        $urlObj["appid"] = $this->wxpayConfig['appid'];        $urlObj["redirect_uri"] = "$redirectUrl";        $urlObj["response_type"] = "code";        $urlObj["scope"] = "snsapi_base";        $urlObj["state"] = "STATE"."#wechat_redirect";        $bizString = $this->formatBizQueryParaMap($urlObj, false);        return "https://open.weixin.qq.com/connect/oauth2/authorize?".$bizString;    }     /**     *  作用:通过curl向微信提交code,以获取openid     */    private function getOpenid($code) {        $url = $this->createOauthUrlForOpenid($code);        //初始化curl        $ch = curl_init();        //设置超时        curl_setopt($ch, CURLOPT_TIMEOUT, $this->wxpayConfig['CURL_TIMEOUT']);        curl_setopt($ch, CURLOPT_URL, $url);        curl_setopt($ch,CURLOPT_SSL_VERIFYPEER,FALSE);        curl_setopt($ch,CURLOPT_SSL_VERIFYHOST,FALSE);        curl_setopt($ch, CURLOPT_HEADER, FALSE);        curl_setopt($ch, CURLOPT_RETURNTRANSFER, TRUE);        //运行curl,结果以jason形式返回        $res = curl_exec($ch);        curl_close($ch);        //取出openid        $data = json_decode($res,true);        $this->openid = $data['openid'];        return $this->openid;    }     /**     *  作用:生成可以获得openid的url     */    private function createOauthUrlForOpenid($code) {        $urlObj["appid"] = $this->wxpayConfig['appid'];        $urlObj["secret"] = $this->wxpayConfig['appsecret'];        $urlObj["code"] = $code;        $urlObj["grant_type"] = "authorization_code";        $bizString = $this->formatBizQueryParaMap($urlObj, false);        return "https://api.weixin.qq.com/sns/oauth2/access_token?".$bizString;    }     /**     *  作用:格式化参数,签名过程需要使用     */    private function formatBizQueryParaMap($paraMap, $urlencode) {        $buff = "";        ksort($paraMap);        foreach ($paraMap as $k => $v)        {            if($urlencode)            {                $v = urlencode($v);            }            //$buff .= strtolower($k) . "=" . $v . "&";            $buff .= $k . "=" . $v . "&";        }        $reqPar = '';        if (strlen($buff) > 0) {            $reqPar = substr($buff, 0, strlen($buff)-1);        }        return $reqPar;    }     /**     *  作用:设置请求参数     */    private function setParameter($parameter, $parameterValue) {        $this->parameters[$this->trimString($parameter)] = $this->trimString($parameterValue);    }     private function trimString($value) {        $ret = null;        if (null != $value) {            $ret = $value;            if (strlen($ret) == 0) {                $ret = null;            }        }        return $ret;    }     /**     * 获取prepay_id     */    private function getPrepayId() {        $response = $this->postXml();        $result = $this->xmlToArray($response);        $prepay_id = $result["prepay_id"];        return $prepay_id;    }     /**     *  作用:post请求xml     */    private function postXml() {        $xml = $this->createXml();        $response = $this->postXmlCurl($xml,$this->wxpayConfig['url'],$this->wxpayConfig['CURL_TIMEOUT']);        return $response;    }     /**     * 生成接口参数xml     */    private function createXml() {        try {            // 检测必填参数            if($this->parameters["out_trade_no"] == null) {                throw new \Exception("缺少统一支付接口必填参数out_trade_no!"."<br>");            }elseif($this->parameters["body"] == null){                throw new \Exception("缺少统一支付接口必填参数body!"."<br>");            }elseif ($this->parameters["total_fee"] == null ) {                throw new \Exception("缺少统一支付接口必填参数total_fee!"."<br>");            }elseif ($this->parameters["notify_url"] == null) {                throw new \Exception("缺少统一支付接口必填参数notify_url!"."<br>");            }elseif ($this->parameters["trade_type"] == null) {                throw new \Exception("缺少统一支付接口必填参数trade_type!"."<br>");            }elseif ($this->parameters["trade_type"] == "JSAPI" &&                    $this->parameters["openid"] == NULL){                throw new \Exception("统一支付接口中,缺少必填参数openid!trade_type为JSAPI时,openid为必填参数!"."<br>");            }            $this->parameters["appid"] = $this->wxpayConfig['appid'];     // 公众账号ID            $this->parameters["mch_id"] = $this->wxpayConfig['mchid'];        // 商户号            $this->parameters["spbill_create_ip"] = $_SERVER['REMOTE_ADDR'];// 终端ip            $this->parameters["nonce_str"] = $this->createNoncestr();     // 随机字符串            $this->parameters["sign"] = $this->getSign($this->parameters); // 签名            return  $this->arrayToXml($this->parameters);        } catch (\Exception $e) {            die($e->errorMessage());        }    }     /**     *  作用:产生随机字符串,不长于32位     */    private function createNoncestr( $length = 32 ) {        $chars = "abcdefghijklmnopqrstuvwxyz0123456789";        $str = "";        for ( $i = 0; $i < $length; $i++ )  {            $str.= substr($chars, mt_rand(0, strlen($chars)-1), 1);        }        return $str;    }     /**     *  作用:生成签名     */    private function getSign($Obj) {        foreach ($Obj as $k => $v) {            $Parameters[$k] = $v;        }        //签名步骤一:按字典序排序参数        ksort($Parameters);        $String = $this->formatBizQueryParaMap($Parameters, false);        //echo '【string1】'.$String.'</br>';        //签名步骤二:在string后加入KEY        $String = $String."&key=".$this->wxpayConfig['key'];        //echo "【string2】".$String."</br>";        //签名步骤三:MD5加密        $String = md5($String);        //echo "【string3】 ".$String."</br>";        //签名步骤四:所有字符转为大写        $result_ = strtoupper($String);        //echo "【result】 ".$result_."</br>";        return $result_;    }     /**     *  作用:array转xml     */    private function arrayToXml($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 $xml;    }     /**     *  作用:以post方式提交xml到对应的接口url     */    private function postXmlCurl($xml,$url,$second = 30) {        //初始化curl        $ch = curl_init();        //设置超时        curl_setopt($ch, CURLOPT_TIMEOUT, $second);        //这里设置代理,如果有的话        //curl_setopt($ch,CURLOPT_PROXY, '8.8.8.8');        //curl_setopt($ch,CURLOPT_PROXYPORT, 8080);        curl_setopt($ch,CURLOPT_URL, $url);        curl_setopt($ch,CURLOPT_SSL_VERIFYPEER,FALSE);        curl_setopt($ch,CURLOPT_SSL_VERIFYHOST,FALSE);        //设置header        curl_setopt($ch, CURLOPT_HEADER, FALSE);        //要求结果为字符串且输出到屏幕上        curl_setopt($ch, CURLOPT_RETURNTRANSFER, TRUE);        //post提交方式        curl_setopt($ch, CURLOPT_POST, TRUE);        curl_setopt($ch, CURLOPT_POSTFIELDS, $xml);        //运行curl        $data = curl_exec($ch);        curl_close($ch);        //返回结果        if($data)        {            //curl_close($ch);            return $data;        }        else        {            $error = curl_errno($ch);            echo "curl出错,错误码:$error"."<br>";            echo "<a href='http://curl.haxx.se/libcurl/c/libcurl-errors.html'>错误原因查询</a></br>";            curl_close($ch);            return false;        }    }     /**     *  作用:将xml转为array     */    private function xmlToArray($xml) {        //将XML转为array        $array_data = json_decode(json_encode(simplexml_load_string($xml, 'SimpleXMLElement', LIBXML_NOCDATA)), true);        return $array_data;    }     /**     *  作用:设置jsapi的参数     */    private function getParameters($prepay_id) {        $jsApiObj["appId"] = $this->wxpayConfig['appid'];        $timeStamp = time();        $jsApiObj["timeStamp"] = "$timeStamp";        $jsApiObj["nonceStr"] = $this->createNoncestr();        $jsApiObj["package"] = "prepay_id=$prepay_id";        $jsApiObj["signType"] = "MD5";        $jsApiObj["paySign"] = $this->getSign($jsApiObj);        $this->parameters = json_encode($jsApiObj);    }     private function checkSign($data) {        $tmpData = $data;        unset($tmpData['sign']);        $sign = $this->getSign($tmpData);//本地签名        if ($data['sign'] == $sign) {            return TRUE;        }        return FALSE;    }     /**     * 设置返回微信的xml数据     */    private function setReturnParameter($parameter, $parameterValue) {        $this->returnParameters[$this->trimString($parameter)] = $this->trimString($parameterValue);    }     /**     * 将xml数据返回微信     */    private function returnXml() {        $returnXml = $this->arrayToXml($this->returnParameters);        return $returnXml;    }     /*----以下是JSSDK的文件----*/    private function getSignPackage() {        $jsapiTicket = $this->getJsApiTicket();         // 注意 URL 一定要动态获取,不能 hardcode.        $protocol = (!empty($_SERVER['HTTPS']) && $_SERVER['HTTPS'] !== 'off' || $_SERVER['SERVER_PORT'] == 443) ? "https://" : "http://";        $url = "$protocol$_SERVER[HTTP_HOST]$_SERVER[REQUEST_URI]";         $timestamp = time();        $nonceStr = $this->createNonceStr2();         // 这里参数的顺序要按照 key 值 ASCII 码升序排序        $string = "jsapi_ticket=$jsapiTicket&noncestr=$nonceStr×tamp=$timestamp&url=$url";         $signature = sha1($string);         $signPackage = array(                "appId"     => $this->wxpayConfig['appid'],                "nonceStr"  => $nonceStr,                "timestamp" => $timestamp,                "url"       => $url,                "signature" => $signature,                "rawString" => $string        );        return $signPackage;    }     private function createNonceStr2($length = 16) {        $chars = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789";        $str = "";        for ($i = 0; $i < $length; $i++) {            $str .= substr($chars, mt_rand(0, strlen($chars) - 1), 1);        }        return $str;    }     private function getJsApiTicket() {        // jsapi_ticket 应该全局存储与更新,以下代码以写入到文件中做示例        // $data = json_decode(file_get_contents("jsapi_ticket.json"));        $data = json_decode($_COOKIE['jsapi_ticket_json']);        if ($data->expire_time < time()) {            $accessToken = $this->getAccessToken();            // 如果是企业号用以下 URL 获取 ticket            // $url = "https://qyapi.weixin.qq.com/cgi-bin/get_jsapi_ticket?access_token=$accessToken";            $url = "https://api.weixin.qq.com/cgi-bin/ticket/getticket?type=jsapi&access_token=$accessToken";            $res = json_decode($this->httpGet($url));            $ticket = $res->ticket;            if ($ticket) {                //$data->expire_time = time() + 7000;                //$data->jsapi_ticket = $ticket;                //$fp = fopen("jsapi_ticket.json", "w");                //fwrite($fp, json_encode($data));                //fclose($fp);                $tempArr = array('jsapi_ticket' => $ticket, 'expire_time' => time() + 7000);                setcookie('jsapi_ticket_json', json_encode($tempArr), $tempArr['expire_time']);            }        } else {            $ticket = $data->jsapi_ticket;        }         return $ticket;    }     private function getAccessToken() {        // access_token 应该全局存储与更新,以下代码以写入到文件中做示例        // $data = json_decode(file_get_contents("access_token.json"));        $data = json_decode($_COOKIE["access_token_json"]);        if ($data->expire_time < time()) {            // 如果是企业号用以下URL获取access_token            // $url = "https://qyapi.weixin.qq.com/cgi-bin/gettoken?corpid=$this->appId&corpsecret=$this->appSecret";            $url = "https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid=" . $this->wxpayConfig['appid'] . "&secret=" . $this->wxpayConfig['appsecret'];            $res = json_decode($this->httpGet($url));            $access_token = $res->access_token;            if ($access_token) {                //$data->expire_time = time() + 7000;                //$data->access_token = $access_token;                //$fp = fopen("access_token.json", "w");                //fwrite($fp, json_encode($data));                //fclose($fp);                $tempArr = array('access_token' => $access_token, 'expire_time' => time() + 7000);                setcookie('access_token_json', json_encode($tempArr), $tempArr['expire_time']);            }        } else {            $access_token = $data->access_token;        }        return $access_token;    }     private function httpGet($url) {        $curl = curl_init();        curl_setopt($curl, CURLOPT_RETURNTRANSFER, true);        curl_setopt($curl, CURLOPT_TIMEOUT, 500);        curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, false);        curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, false);        curl_setopt($curl, CURLOPT_URL, $url);         $res = curl_exec($curl);        curl_close($curl);         return $res;;    }   }


写了一个集成的demo,改修改的东西,在README.md中有简单介绍。





下载链接http://download.csdn.net/detail/zhengxiaojunkite/9379301







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