Thinkphp对接支付宝和微信支付接口封装类
姚洲
最近开发的一套支付系统，需要对接支付宝和微信支付的主流接口，支付宝有沙箱测试环境和沙箱测试账号，对接非常方便，最想吐槽的就是微信支付，连测试商户账号都不提供，叫你自己申请正式的商户，而且申请非常麻烦，没有正规的企业公司资质，个人开发者根本申请不到。如果不是在公司里上班，建议大家还是别折腾微信支付的了，麻烦！
我的支付接口代码都是整合在extend扩展目录里，这样封装方便后期维护和在其他项目里直接使用：
直接分享代码给大家，里面有详细注释，只要不是很菜的程序员，相信都能看得懂，这里就不多做解释了。
支付宝封装类Alipay.php
<?php
namespace pay;
use \think\Db;
/**
* 支付宝支付类
*/
class Alipay {
//是否沙盒环境
private $is_sandbox = false;
//沙盒地址
private $sandurl = 'https://openapi.alipaydev.com/gateway.do';
//正式地址
private $apiurl = 'https://openapi.alipay.com/gateway.do';
//网关地址（设置为公有，外部需要调用）
public $gateway;
//支付宝的APPID
private $appid;
//应用私钥
private $rsaPrivateKey = '商户设置的私钥';
//支付宝公钥
private $alipayPublicKey= '支付宝自动生成的公钥';
private $charset = 'utf-8';
private $scope;
private $auth_code;
public function setAppid($appid)
{
$this->appid = $appid;
}
public function setRsaPrivateKey($rsaPrivateKey)
{
$this->rsaPrivateKey = $rsaPrivateKey;
}
public function setAlipayPublicKey($alipayPublicKey)
{
$this->alipayPublicKey = $alipayPublicKey;
}
public function setScope($scope)
{
$this->scope = $scope;
}
public function setAuthCode($authCode)
{
$this->auth_code = $authCode;
}
//构造方法
public function __construct($account=null){
if($account!=null){
//如果是沙箱测试
if($this->is_sandbox){
$this->gateway = $this->sandurl;
$this->appid = '2021000117612368';
$this->rsaPrivateKey ='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';
$this->alipayPublicKey = 'MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAs9AE75V+F242HcN/SlcGUxUNv3zGpXjai4u2ZMkOL1nolr4/v4BGEsE8tLaYq6lecG/of5taQ27WbWXB5PMB3s6emesTEn5yvZPh/HqmKACHi7js+Dtu123J/z0DyCukMm1ZHJe7jT9VEU9w4gIdNi64VxdaRF3ZMT6DXnboUEegyRKGmJc58h+O30P/UYqdCW/Gl+380o80e6Fs0rX33AixkNTRNgnQ3n2er1Nrqan/9sfUCnqqxgpc1+GTT+vyn3x4Xwvch2pRIkcK4BFCrWVVMKVXx/icj1njTVwWm1KYrXDVYrxf4ZLgpMHyW3SfhnXFKuxvSYnvm5EHjxtNEQIDAQAB';
}else{
$this->gateway = $this->apiurl;
$this->appid = $account['appid'];
$this->rsaPrivateKey = $account['privateKey'];
$this->alipayPublicKey = $account['publicKey'];
}
}
}
/**
*
* 1.发起电脑网站支付
* $params 传输的数据
*/
public function pcPay($params){
//商品名称
$subject=isset($params['subject']) && !empty($params['subject']) ? $params['subject'] : "购买商品";
//请求参数
$requestConfigs = array(
'out_trade_no'=>$params['pay_id'],//唯一标识，订单编号（必须）
'product_code'=>'FAST_INSTANT_TRADE_PAY',
'total_amount'=>$params['money'], //付款金额，单位:元
'subject'=>$subject, //订单标题
"timeout_express" =>"5m",//该笔订单允许的最晚付款时间，逾期将关闭交易。取值范围：1m～15d。m-分钟，h-小时，d-天
);
$commonConfigs = array(
//公共参数
'app_id' => $this->appid,
'method' => 'alipay.trade.page.pay',//接口名称
'format' => 'JSON',
'return_url' => $params['return_url'],//同步通知地址
'charset'=>$this->charset,
'sign_type'=>'RSA2',
'timestamp'=>date('Y-m-d H:i:s'),
'version'=>'1.0',
'notify_url' => $params['notify_url'],//异步通知地址
'biz_content'=>json_encode($requestConfigs),
);
$commonConfigs["sign"] = $this->generateSign($commonConfigs, $commonConfigs['sign_type']);
return $this->buildRequestForm($this->gateway,$commonConfigs);
}
/**
*
* 2.发起手机网站支付
* $params 传输的数据
*/
public function wapPay($params){
//商品名称
$subject=isset($params['subject']) && !empty($params['subject']) ? $params['subject'] : "购买商品";
//请求参数
$requestConfigs = array(
'out_trade_no'=>$params['pay_id'],//唯一标识，订单编号（必须）
'product_code'=>'QUICK_WAP_WAY',
'total_amount'=>$params['money'], //付款金额，单位:元
'subject'=>$subject, //订单标题
"timeout_express" =>"5m",//该笔订单允许的最晚付款时间，逾期将关闭交易。取值范围：1m～15d。m-分钟，h-小时，d-天
);
$commonConfigs = array(
//公共参数
'app_id' => $this->appid,
'method' => 'alipay.trade.wap.pay',//接口名称
'format' => 'JSON',
'return_url' => $params['return_url'],//同步通知地址
'charset'=>$this->charset,
'sign_type'=>'RSA2',
'timestamp'=>date('Y-m-d H:i:s'),
'version'=>'1.0',
'notify_url' => $params['notify_url'],//异步通知地址
'biz_content'=>json_encode($requestConfigs),
);
$commonConfigs["sign"] = $this->generateSign($commonConfigs, $commonConfigs['sign_type']);
return $commonConfigs;
}
/**
*
* 3.发起当面付
* $params 传输的数据
*/
public function facePay($params){
//商品名称
$subject=isset($params['subject']) && !empty($params['subject']) ? $params['subject'] : "购买商品";
//请求参数的集合，参考https://mp.csdn.net/editor/html/113599448
$biz_content = [
"scene" => "bar_code",//支付场景 条码支付，取值：bar_code 声波支付，取值：wave_code（必须）
"out_trade_no" => $params['pay_id'],//唯一标识，订单编号（必须）
//"auth_code" => $params['auth_code'],//支付授权码（商户签约模式时，为必须参数）
"total_amount" => $params['money'],//订单金额（可选）
"subject" => $subject,//商品名称
//"seller_id" => '', //如果该值为空，则默认为商户签约账号对应的支付宝用户ID
"timeout_express" =>"5m",//该笔订单允许的最晚付款时间，逾期将关闭交易。取值范围：1m～15d。m-分钟，h-小时，d-天
];
//公共请求参数
$param = [
'app_id' => $this->appid,//支付宝分配给开发者的应用ID
'method' => 'alipay.trade.precreate',//接口名称
//'format' => 'JSON',//仅支持JSON
'charset' => 'utf-8',//请求使用的编码格式
'sign_type' => 'RSA2',//商户生成签名字符串所使用的签名算法类型，目前支持RSA2和RSA，推荐使用RSA2
'sign' => '',//商户请求参数的签名串
'timestamp' => date('Y-m-d H:i:s', time()),//发送请求的时间，格式"yyyy-MM-dd HH:mm:ss"
'version' => '1.0',//调用的接口版本，固定为1.0
'notify_url' => $params['notify_url'],//异步通知地址，支付宝服务器主动通知商户服务器里指定的页面http/https路径
//'app_auth_token' => '',//app_auth_token
'biz_content' => json_encode($biz_content), //请求参数的集合，最大长度不限，除公共参数外所有请求参数都必须放在这个参数中传递
];
//组合生成签名参数
$signdata = [];
$signdata['app_id'] = $param['app_id'];
$signdata['method'] = $param['method'];
$signdata['charset'] = $param['charset'];
$signdata['sign_type'] = $param['sign_type'];
$signdata['timestamp'] = $param['timestamp'];
$signdata['version'] = $param['version'];
$signdata['notify_url'] = $param['notify_url'];
$signdata['biz_content'] = $param['biz_content'];
//生成签名
$sign = $this->generateSign($signdata, 'RSA2');
$param['sign'] = $sign;
//echo "<pre>";
//var_dump($param);die;
//发起请求
$content = $this->file_post($this->gateway,$param);
$alipayData = json_decode($content, true);
//公共响应参数
$responseData = $alipayData['alipay_trade_precreate_response'];
if($responseData['code'] == 10000){
//生成成功,返回结果给前端
$data = [];
$data['out_trade_no'] = $responseData['out_trade_no'];
$data['qr_code'] = $responseData['qr_code'];
return ['code' => 1 , 'msg' => '成功' , 'data' => $data];
}else {
//file_put_contents(LOG_PATH .'alipayFacepay.log', 'err code:' . $responseData['code'] . ', err msg:' . $responseData['msg'] . '\r\n', FILE_APPEND);
return ['code' => 0 , 'msg' => '错误码：' . $responseData['code'] . '，错误信息：' . $responseData['msg']];
}
}
/**
*
* 4.发起APP付（JSAPI）
* $params 传输的数据
*/
public function appPay($params){
//商品名称
$subject=isset($params['subject']) && !empty($params['subject']) ? $params['subject'] : "购买商品";
//请求参数
$requestConfigs = array(
'out_trade_no'=>$params['pay_id'],//唯一标识，订单编号（必须）
'total_amount'=>$params['money'], //付款金额，单位:元
'subject'=>$subject, //订单标题
'product_code'=>'QUICK_MSECURITY_PAY', //销售产品码，商家和支付宝签约的产品码，为固定值QUICK_MSECURITY_PAY
'timeout_express'=>'5m',//该笔订单允许的最晚付款时间，逾期将关闭交易。取值范围：1m～15d。m-分钟，h-小时，d-天，1c-当天（1c-当天的情况下，无论交易何时创建，都在0点关闭）。 该参数数值不接受小数点， 如 1.5h，可转换为 90m。
//'store_id'=>'', //商户门店编号。该参数用于请求参数中以区分各门店，非必传项。
//'extend_params'=>array(
// 'sys_service_provider_id'=>''//系统商编号，该参数作为系统商返佣数据提取的依据，请填写系统商签约协议的PID
// )
);
$commonConfigs = array(
//公共参数
'app_id' => $this->appid,
'method' => 'alipay.trade.app.pay',//接口名称
'format' => 'JSON',
'charset'=>$this->charset,
'sign_type'=>'RSA2',
'timestamp'=>date('Y-m-d H:i:s'),
'version'=>'1.0',
'notify_url' => $params['notify_url'],//异步通知地址
'biz_content'=>json_encode($requestConfigs),
);
$commonConfigs["sign"] = $this->generateSign($commonConfigs, $commonConfigs['sign_type']);
return http_build_query($commonConfigs);
}
/**
*
* 5.支付查询接口
* @param data 支付宝响应的参数集合
* @param status 要验证的状态
* WAIT_BUYER_PAY 交易创建等待买家付款
* TRADE_CLOSED 未付款交易超时关闭或支付完成后全额退款
* TRADE_SUCCESS 交易支付成功
* TRADE_FINISHED 交易结束不可退款
*/
public function orderquery($data , $status){
$biz_content = [
'out_trade_no' => $data['out_trade_no'],
'trade_no' => $data['trade_no'],
//'org_pid' => '',
];
$param = [
'app_id' => $this->appid,
'method' => 'alipay.trade.query',
'charset' => 'utf-8',
'sign_type' => 'RSA2',
'sign' => '',
'timestamp' => date('Y-m-d H:i:s', time()),
'version' => '1.0',
'biz_content' => json_encode($biz_content),
];
//组合签名数组
$signdata = [];
$signdata['app_id'] = $param['app_id'];
$signdata['method'] = $param['method'];
$signdata['charset'] = $param['charset'];
$signdata['sign_type'] = $param['sign_type'];
$signdata['timestamp'] = $param['timestamp'];
$signdata['version'] = $param['version'];
$signdata['biz_content'] = $param['biz_content'];
//生成签名
$sign = $this->generateSign($signdata, 'RSA2');
$param['sign'] = $sign;
$content = $this->file_post($this->gateway,$param);
$alipayData = json_decode($content, true);
//公共响应参数
$responseData = $alipayData['alipay_trade_query_response'];
if($responseData['code'] == 10000){
if($responseData['trade_status'] == $status){
return true;
}else {
return false;
}
}else {
return false;
}
}
/**
* 6.获取用户信息
* @return array
*/
public function doGetUserInfo($token)
{
$commonConfigs = array(
//公共参数
'app_id' => $this->appid,
'method' => 'alipay.user.info.share',//接口名称
'format' => 'JSON',
'charset'=>$this->charset,
'sign_type'=>'RSA2',
'timestamp'=>date('Y-m-d H:i:s'),
'version'=>'1.0',
'auth_token'=>$token,
);
$commonConfigs["sign"] = $this->generateSign($commonConfigs, $commonConfigs['sign_type']);
$result = $this->file_post('https://openapi.alipay.com/gateway.do?charset='.$this->charset,$commonConfigs);
return json_decode($result,true);
}
/**
* 支付宝异步通知
* @param $data 通知的数据
*/
public function notify($data){
$falg=false;
$param = $data;
//不参与签名
unset($param['sign']);
unset($param['sign_type']);
$rst = $this->rsaCheck($param, $data['sign'] , $data['sign_type']);
if(!$rst){
//file_put_contents(LOG_PATH .'alipaynotify.log', '验签失败\r\n' , FILE_APPEND );
return false;
}
//查询支付订单状态
try{
$rst = $this->orderquery($data, 'TRADE_SUCCESS');
} catch (\Exception $e) {
//printLog("查询支付订单状态失败：".$e);
}
if($rst){
$falg=true;
}else {
//file_put_contents(LOG_PATH .'alipaynotify.log', '查询订单状态错误\r\n', FILE_APPEND);
$falg=false;
}
return $falg;
}
/**
* 获取access_token和user_id
* @return array
*/
public function doAuth()
{
$commonConfigs = array(
//公共参数
'app_id' => $this->appid,
'method' => 'alipay.system.oauth.token',//接口名称
'format' => 'JSON',
'charset'=>$this->charset,
'sign_type'=>'RSA2',
'timestamp'=>date('Y-m-d H:i:s'),
'version'=>'1.0',
'grant_type'=>'authorization_code',
'code'=>$this->auth_code,
);
$commonConfigs["sign"] = $this->generateSign($commonConfigs, $commonConfigs['sign_type']);
$result = $this->file_post('https://openapi.alipay.com/gateway.do?charset='.$this->charset,$commonConfigs);
return json_decode($result,true);
}
/**
* 获取access_token和user_id
*/
public function getToken()
{
//通过code获得access_token和user_id
if (!isset($_GET['auth_code'])){
//触发返回code码
$scheme = isset($_SERVER['HTTPS']) && $_SERVER['HTTPS']=='on' ? 'https://' : 'http://';
$baseUrl = urlencode($scheme.$_SERVER['HTTP_HOST'].$_SERVER['PHP_SELF']);
if($_SERVER['QUERY_STRING']) $baseUrl = $baseUrl.'?'.$_SERVER['QUERY_STRING'];
$url = $this->createAuthUrlForCode($baseUrl);
Header("Location: $url");
exit();
} else {
//获取code码，以获取openid
$this->setAuthCode($_GET['auth_code']);
return $this->doAuth();
}
}
/**
* 构造获取token的url连接
* @param string $redirectUrl 服务器回跳的url，需要url编码
* @return 返回构造好的url
*/
protected function createAuthUrlForCode($redirectUrl)
{
$urlObj["app_id"] = $this->appid;
$urlObj["redirect_uri"] = "$redirectUrl";
$urlObj["scope"] = $this->scope;
$urlObj["state"] = 123456;
$bizString = $this->ToUrlParams($urlObj);
return "https://openauth.alipay.com/oauth2/publicAppAuthorize.htm?".$bizString;
}
/**
* 拼接签名字符串
* @param array $urlObj
* @return 返回已经拼接好的字符串
*/
protected function ToUrlParams($urlObj)
{
$buff = "";
foreach ($urlObj as $k => $v)
{
if($k != "sign") $buff .= $k . "=" . $v . "&";
}
$buff = trim($buff, "&");
return $buff;
}
protected function generateSign($params, $signType = "RSA") {
return $this->sign($this->getSignContent($params), $signType);
}
protected function getSignContent($params) {
ksort($params);
$stringToBeSigned = "";
$i = 0;
foreach ($params as $k => $v) {
if (false === $this->checkEmpty($v) && "@" != substr($v, 0, 1)) {
// 转换成目标字符集
$v = $this->characet($v, $this->charset);
if ($i == 0) {
$stringToBeSigned .= "$k" . "=" . "$v";
} else {
$stringToBeSigned .= "&" . "$k" . "=" . "$v";
}
$i++;
}
}
unset ($k, $v);
return $stringToBeSigned;
}
/**
* 转换字符集编码
* @param $data
* @param $targetCharset
* @return string
*/
protected function characet($data, $targetCharset) {
if (!empty($data)) {
$fileType = $this->charset;
if (strcasecmp($fileType, $targetCharset) != 0) {
$data = mb_convert_encoding($data, $targetCharset, $fileType);
//$data = iconv($fileType, $targetCharset.'//IGNORE', $data);
}
}
return $data;
}
/**
*
* 校验$value是否非空
*/
protected function checkEmpty($value) {
if (!isset($value))
return true;
if ($value === null)
return true;
if (trim($value) === "")
return true;
return false;
}
/**
*
* 签名函数
*/
protected function sign($data, $signType = "RSA") {
$priKey=$this->rsaPrivateKey;
$res = "-----BEGIN RSA PRIVATE KEY-----\n" .
wordwrap($priKey, 64, "\n", true) .
"\n-----END RSA PRIVATE KEY-----";
($res) or die('您使用的私钥格式错误，请检查RSA私钥配置');
if ("RSA2" == $signType) {
//OPENSSL_ALGO_SHA256是php5.4.8以上版本才支持
openssl_sign($data, $sign, $res, version_compare(PHP_VERSION,'5.4.0', '<') ? SHA256 : OPENSSL_ALGO_SHA256);
} else {
openssl_sign($data, $sign, $res);
}
$sign = base64_encode($sign);
return $sign;
}
/**
*
* 验签函数（用于查询支付宝数据）
*/
protected function rsaCheck($data, $sign,$type = 'RSA'){
$public_key = $this->alipayPublicKey;
$search = [
"-----BEGIN PUBLIC KEY-----",
"-----END PUBLIC KEY-----",
"\n",
"\r",
"\r\n"
];
$public_key=str_replace($search,"",$public_key);
$public_key=$search[0] . PHP_EOL . wordwrap($public_key, 64, "\n", true) . PHP_EOL . $search[1];
$res=openssl_get_publickey($public_key);
if($res)
{
if($type == 'RSA'){
$result = (bool)openssl_verify($this->getSignContent($data), base64_decode($sign), $res);
}elseif($type == 'RSA2'){
$result = (bool)openssl_verify($this->getSignContent($data), base64_decode($sign), $res,OPENSSL_ALGO_SHA256);
}
openssl_free_key($res);
}else{
return false;
}
return true;
}
/**
* file_get_contents发送post请求
* @param url 请求地址
* @param postData 要传递的post数据
*/
protected function file_post($url, $post_data) {
$postdata = http_build_query($post_data);
$options = array('http' => array('method' => 'POST', 'header' => 'Content-type:application/x-www-form-urlencoded', 'content' => $postdata, 'timeout' => 300
// 超时时间（单位:s）
));
$context = stream_context_create($options);
$result = file_get_contents($url, false, $context);
//去空格
$result = trim($result);
//转换字符编码
$result = mb_convert_encoding($result, 'utf-8', 'UTF-8,GBK,GB2312,BIG5');
//解决返回的json字符串中返回了BOM头的不可见字符（某些编辑器默认会加上BOM头）
$result = trim($result,chr(239).chr(187).chr(191));
return $result;
}
/**
* curl发送post请求
* @param url 请求地址
* @param postData 要传递的post数据
*/
protected function curl_post($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;
}
/**
* 建立请求，以表单HTML形式构造（默认）
* @param $url 请求地址
* @param $params 请求参数数组
* @return 提交表单HTML文本
*/
protected function buildRequestForm($url,$params) {
$sHtml = "正在跳转至支付页面...<form id='alipaysubmit' name='alipaysubmit' action='".$url."?charset=".$this->charset."' method='POST'>";
foreach($params as $key=>$val){
if (false === $this->checkEmpty($val)) {
$val = str_replace("'","'",$val);
$sHtml.= "<input type='hidden' name='".$key."' value='".$val."'/>";
}
}
//submit按钮控件请不要含有name属性
$sHtml = $sHtml."<input type='submit' value='ok' style='display:none;''></form>";
$sHtml = $sHtml."<script>document.forms['alipaysubmit'].submit();</script>";
return $sHtml;
}
}
?>
微信支付封装类Weinxinpay.php
<?php
namespace pay;
use \think\Db;
/**
* 微信支付类
*/
class Weinxinpay {
//是否沙盒环境
private $is_sandbox = false;
//沙盒地址
private $sandurl = 'https://api.mch.weixin.qq.com/sandboxnew/pay';
//正式地址
private $apiurl = 'https://api.mch.weixin.qq.com/pay';
private $mchid;//微信支付分配的商户账号PartnerID 通过微信支付商户资料审核后邮件发送
private $appid;//微信支付分配的公众账号ID（企业号corpid即为此appid）
private $appkey;//微信支付申请对应的公众号的APP Key
private $apikey;//微信支付分配的商户密钥
private $wapname;//wap网站名
private $wapurl; //wap网站域名（网址）
//网关地址
private $gateway;
//构造方法
public function __construct($account=null){
if($account!=null){
$this->mchid = $account['mchid'];
$this->appid = $account['appid'];
$this->apikey = $account['apikey'];
if(isset($account['appkey'])){
$this->appkey = $account['appkey'];
}
if(isset($account['wapname'])){
$this->wapname = $account['wapname'];
}
if(isset($account['wapurl'])){
$this->wapurl = $account['wapurl'];
}
}
//如果是沙箱测试
if($this->is_sandbox){
$this->gateway = $this->sandurl;
}else{
$this->gateway = $this->apiurl;
}
}
/**
*
* 1.发起原生支付
* $params 传输的数据
*/
public function nativePay($params){
//商品名称
$subject=isset($params['subject']) && !empty($params['subject']) ? $params['subject'] : "购买商品";
$config = array(
'mch_id' => $this->mchid,
'appid' => $this->appid,
'key' => $this->apikey,
);
$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' => $subject,//商品名称（商品简单描述）
'mch_id' => $config['mch_id'],
'nonce_str' => self::createNonceStr(),//随机字符串，长度要求在32位以内
'notify_url' => $params['notify_url'],//异步通知地址
'out_trade_no'=> $params['pay_id'],//唯一标识，订单编号（必须）
'spbill_create_ip' => $_SERVER['REMOTE_ADDR'],
'total_fee' => floatval($params['money']) * 100,//订单金额，单位 转为分
'trade_type' => 'NATIVE',
);
$unified['sign'] = self::getSign($unified, $config['key']);
$responseXml = self::curl_post($this->gateway.'/unifiedorder', self::arrayToXml($unified));
//禁止引用外部xml实体
libxml_disable_entity_loader(true);
$unifiedOrder = simplexml_load_string($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');
$timestamp=time();//付款时间
$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(),//随机字符串，长度要求在32位以内
"package" => "prepay_id=" . $unifiedOrder->prepay_id,
"signType" => 'MD5',
"code_url" => $codeUrl[0],
);
$arr['paySign'] = self::getSign($arr, $config['key']);
return $arr;
}
/**
*
* 2.发起公众号支付
* $openId
* $params 传输的数据
*/
public function jsapiPay($openId,$params){
//商品名称
$subject=isset($params['subject']) && !empty($params['subject']) ? $params['subject'] : "购买商品";
$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' => $subject,//商品名称（商品简单描述）
'mch_id' => $config['mch_id'],
'nonce_str' => self::createNonceStr(),//随机字符串，长度要求在32位以内
'notify_url' => $params['notify_url'],//异步通知地址
'openid' => $openid, //rade_type=JSAPI，此参数必传
'out_trade_no' => $params['pay_id'],//唯一标识，订单编号（必须）
'spbill_create_ip' => $_SERVER['REMOTE_ADDR'],
'total_fee' => floatval($params['money']) * 100,//订单金额，单位 转为分
'trade_type' => 'JSAPI',
);
$unified['sign'] = self::getSign($unified, $config['key']);
$responseXml = self::curl_post($this->gateway.'/unifiedorder', self::arrayToXml($unified));
//禁止引用外部xml实体
libxml_disable_entity_loader(true);
$unifiedOrder = simplexml_load_string($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);
}
$timestamp=time();//付款时间
$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(),//随机字符串，长度要求在32位以内
"package" => "prepay_id=" . $unifiedOrder->prepay_id,
"signType" => 'MD5',
);
$arr['paySign'] = self::getSign($arr, $config['key']);
return $arr;
}
/**
*
* 3.发起H5支付
* $params 传输的数据
*/
public function h5Pay($params){
//商品名称
$subject=isset($params['subject']) && !empty($params['subject']) ? $params['subject'] : "购买商品";
$config = array(
'mch_id' => $this->mchid,
'appid' => $this->appid,
'key' => $this->apikey,
);
$scene_info = array(
'h5_info' =>array(
'type'=>'Wap',
'wap_url'=>$this->wapurl,
'wap_name'=>$this->wapname,
)
);
$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' => $subject,//商品名称（商品简单描述）
'mch_id' => $config['mch_id'],
'nonce_str' => self::createNonceStr(),//随机字符串，长度要求在32位以内
'notify_url' => $params['notify_url'],//异步通知地址
'out_trade_no' => $params['pay_id'],//唯一标识，订单编号（必须）
'spbill_create_ip' => $_SERVER['REMOTE_ADDR'],
'total_fee' => floatval($params['money']) * 100,//订单金额，单位 转为分
'trade_type' => 'MWEB',
'scene_info'=>json_encode($scene_info)
);
$unified['sign'] = self::getSign($unified, $config['key']);
$responseXml = self::curl_post($this->gateway.'/unifiedorder', self::arrayToXml($unified));
$unifiedOrder = simplexml_load_string($responseXml, 'SimpleXMLElement', LIBXML_NOCDATA);
if ($unifiedOrder->return_code != 'SUCCESS') {
die($unifiedOrder->return_msg);
}
if($unifiedOrder->mweb_url){
return $unifiedOrder->mweb_url.'&redirect_url='.urlencode($params['return_url']);
}
exit('error');
}
/**
* 异步通知
* @param $data 通知的数据
*/
public function notify()
{
$config = array(
'mch_id' => $this->mchid,
'appid' => $this->appid,
'key' => $this->apikey,
);
$postStr = file_get_contents('php://input');
//禁止引用外部xml实体
libxml_disable_entity_loader(true);
$postObj = simplexml_load_string($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 $arr;
}
}
/**
* 通过跳转获取用户的openid，跳转流程如下：
* 1、设置自己需要调回的url及其其他参数，跳转到微信服务器https://open.weixin.qq.com/connect/oauth2/authorize
* 2、微信服务处理完成之后会跳转回用户redirect_uri地址，此时会带上一些参数，如：code
* @return 用户的openid
*/
public function getOpenid()
{
//通过code获得openid
if (!isset($_GET['code'])){
//触发返回code码
$scheme = isset($_SERVER['HTTPS']) && $_SERVER['HTTPS']=='on' ? 'https://' : 'http://';
$uri = $_SERVER['PHP_SELF'].$_SERVER['QUERY_STRING'];
if($_SERVER['REQUEST_URI']) $uri = $_SERVER['REQUEST_URI'];
$baseUrl = urlencode($scheme.$_SERVER['HTTP_HOST'].$uri);
$url = $this->createOauthUrlForCode($baseUrl);
Header("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);
$res = self::curl_get($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?".$bizString;
}
protected static function createNonceStr($length = 16)
{
$chars = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789';
$str = '';
for ($i = 0; $i < $length; $i++) {
$str .= substr($chars, mt_rand(0, strlen($chars) - 1), 1);
}
return $str;
}
/**
* 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 $buff;
}
/**
* 获取签名
*/
protected static function getSign($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 $reqPar;
}
protected static function arrayToXml($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 $xml;
}
/**
* file_get_contents发送post请求
* @param url 请求地址
* @param postData 要传递的post数据
*/
protected function file_post($url, $post_data) {
$postdata = http_build_query($post_data);
$options = array('http' => array('method' => 'POST', 'header' => 'Content-type:application/x-www-form-urlencoded', 'content' => $postdata, 'timeout' => 300
// 超时时间（单位:s）
));
$context = stream_context_create($options);
$result = file_get_contents($url, false, $context);
//去空格
$result = trim($result);
//转换字符编码
$result = mb_convert_encoding($result, 'utf-8', 'UTF-8,GBK,GB2312,BIG5');
//解决返回的json字符串中返回了BOM头的不可见字符（某些编辑器默认会加上BOM头）
$result = trim($result,chr(239).chr(187).chr(191));
return $result;
}
public static function curl_get($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 $data;
}
/**
* curl发送post请求
* @param url 请求地址
* @param postData 要传递的post数据
*/
protected function curl_post($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;
}
/**
* 建立请求，以表单HTML形式构造（默认）
* @param $url 请求地址
* @param $params 请求参数数组
* @return 提交表单HTML文本
*/
protected function buildRequestForm($url,$params) {
$sHtml = "正在跳转至支付页面...<form id='alipaysubmit' name='alipaysubmit' action='".$url."?charset=".$this->charset."' method='POST'>";
foreach($params as $key=>$val){
if (false === $this->checkEmpty($val)) {
$val = str_replace("'","'",$val);
$sHtml.= "<input type='hidden' name='".$key."' value='".$val."'/>";
}
}
//submit按钮控件请不要含有name属性
$sHtml = $sHtml."<input type='submit' value='ok' style='display:none;''></form>";
$sHtml = $sHtml."<script>document.forms['alipaysubmit'].submit();</script>";
return $sHtml;
}
}
?>
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