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php支付宝系列之电脑网站支付

时间:2021-07-01 10:21:17 帮助过:47人阅读

这篇文章主要为大家详细介绍了php支付宝系列之电脑网站支付,具有一定的参考价值,感兴趣的小伙伴们可以参考一下

网上的很多PHP支付宝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支付宝支付的带来些许帮助和借鉴意义。

一个PHP文件搞定支付宝系列

一个PHP文件搞定微信支付系列

环境依赖

PHP5.0以上,且需要开启CURL服务、SSL服务。

注意事项

1.文件开头的配置信息必须完善
2.商户私钥需填写对应签名算法类型的私钥,如何生成密钥参考:
2.1 生成RSA密钥
2.2 创建应用

代码

  1. <?php
  2. header('Content-type:text/html; Charset=utf-8');
  3. $appid = 'xxxxx'; //https://open.alipay.com 账户中心->密钥管理->开放平台密钥,填写添加了电脑网站支付的应用的APPID
  4. $returnUrl = 'http://www.xxx.com/alipay/return.php'; //付款成功后的同步回调地址
  5. $notifyUrl = 'http://www.xxx.com/alipay/notify.php'; //付款成功后的异步回调地址
  6. $outTradeNo = uniqid(); //你自己的商品订单号
  7. $payAmount = 0.01; //付款金额,单位:元
  8. $orderName = '支付测试'; //订单标题
  9. $signType = 'RSA2'; //签名算法类型,支持RSA2和RSA,推荐使用RSA2
  10. //商户私钥,填写对应签名算法类型的私钥,如何生成密钥参考:https://docs.open.alipay.com/291/105971和https://docs.open.alipay.com/200/105310
  11. $saPrivateKey='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';
  12. $aliPay = new AlipayService($appid,$returnUrl,$notifyUrl,$saPrivateKey);
  13. $sHtml = $aliPay->doPay($payAmount,$outTradeNo,$orderName,$returnUrl,$notifyUrl);
  14. echo $sHtml;
  15. class AlipayService
  16. {
  17. protected $appId;
  18. protected $returnUrl;
  19. protected $notifyUrl;
  20. protected $charset;
  21. //私钥值
  22. protected $rsaPrivateKey;
  23. public function __construct($appid, $returnUrl, $notifyUrl,$saPrivateKey)
  24. {
  25. $this->appId = $appid;
  26. $this->returnUrl = $returnUrl;
  27. $this->notifyUrl = $notifyUrl;
  28. $this->charset = 'utf8';
  29. $this->rsaPrivateKey=$saPrivateKey;
  30. }
  31. /**
  32. * 发起订单
  33. * @param float $totalFee 收款总费用 单位元
  34. * @param string $outTradeNo 唯一的订单号
  35. * @param string $orderName 订单名称
  36. * @param string $notifyUrl 支付结果通知url 不要有问号
  37. * @param string $timestamp 订单发起时间
  38. * @return array
  39. */
  40. public function doPay($totalFee, $outTradeNo, $orderName, $returnUrl,$notifyUrl)
  41. {
  42. //请求参数
  43. $requestConfigs = array(
  44. 'out_trade_no'=>$outTradeNo,
  45. 'product_code'=>'FAST_INSTANT_TRADE_PAY',
  46. 'total_amount'=>$totalFee, //单位 元
  47. 'subject'=>$orderName, //订单标题
  48. );
  49. $commonConfigs = array(
  50. //公共参数
  51. 'app_id' => $this->appId,
  52. 'method' => 'alipay.trade.page.pay', //接口名称
  53. 'format' => 'JSON',
  54. 'return_url' => $returnUrl,
  55. 'charset'=>$this->charset,
  56. 'sign_type'=>'RSA2',
  57. 'timestamp'=>date('Y-m-d H:i:s'),
  58. 'version'=>'1.0',
  59. 'notify_url' => $notifyUrl,
  60. 'biz_content'=>json_encode($requestConfigs),
  61. );
  62. $commonConfigs["sign"] = $this->generateSign($commonConfigs, $commonConfigs['sign_type']);
  63. return $this->buildRequestForm($commonConfigs);
  64. }
  65. /**
  66. * 建立请求,以表单HTML形式构造(默认)
  67. * @param $para_temp 请求参数数组
  68. * @return 提交表单HTML文本
  69. */
  70. protected function buildRequestForm($para_temp) {
  71. $sHtml = "<form id='alipaysubmit' name='alipaysubmit' action='https://openapi.alipay.com/gateway.do?charset=".$this->charset."' method='POST'>";
  72. while (list ($key, $val) = each ($para_temp)) {
  73. if (false === $this->checkEmpty($val)) {
  74. $val = str_replace("'","'",$val);
  75. $sHtml.= "<input type='hidden' name='".$key."' value='".$val."'/>";
  76. }
  77. }
  78. //submit按钮控件请不要含有name属性
  79. $sHtml = $sHtml."<input type='submit' value='ok' style='display:none;''></form>";
  80. $sHtml = $sHtml."<script>document.forms['alipaysubmit'].submit();</script>";
  81. return $sHtml;
  82. }
  83. public function generateSign($params, $signType = "RSA") {
  84. return $this->sign($this->getSignContent($params), $signType);
  85. }
  86. protected function sign($data, $signType = "RSA") {
  87. $priKey=$this->rsaPrivateKey;
  88. $res = "-----BEGIN RSA PRIVATE KEY-----\n" .
  89. wordwrap($priKey, 64, "\n", true) .
  90. "\n-----END RSA PRIVATE KEY-----";
  91. ($res) or die('您使用的私钥格式错误,请检查RSA私钥配置');
  92. if ("RSA2" == $signType) {
  93. openssl_sign($data, $sign, $res, version_compare(PHP_VERSION,'5.4.0', '<') ? SHA256 : OPENSSL_ALGO_SHA256); //OPENSSL_ALGO_SHA256是php5.4.8以上版本才支持
  94. } else {
  95. openssl_sign($data, $sign, $res);
  96. }
  97. $sign = base64_encode($sign);
  98. return $sign;
  99. }
  100. /**
  101. * 校验$value是否非空
  102. * if not set ,return true;
  103. * if is null , return true;
  104. **/
  105. protected function checkEmpty($value) {
  106. if (!isset($value))
  107. return true;
  108. if ($value === null)
  109. return true;
  110. if (trim($value) === "")
  111. return true;
  112. return false;
  113. }
  114. public function getSignContent($params) {
  115. ksort($params);
  116. $stringToBeSigned = "";
  117. $i = 0;
  118. foreach ($params as $k => $v) {
  119. if (false === $this->checkEmpty($v) && "@" != substr($v, 0, 1)) {
  120. // 转换成目标字符集
  121. $v = $this->characet($v, $this->charset);
  122. if ($i == 0) {
  123. $stringToBeSigned .= "$k" . "=" . "$v";
  124. } else {
  125. $stringToBeSigned .= "&" . "$k" . "=" . "$v";
  126. }
  127. $i++;
  128. }
  129. }
  130. unset ($k, $v);
  131. return $stringToBeSigned;
  132. }
  133. /**
  134. * 转换字符集编码
  135. * @param $data
  136. * @param $targetCharset
  137. * @return string
  138. */
  139. function characet($data, $targetCharset) {
  140. if (!empty($data)) {
  141. $fileType = $this->charset;
  142. if (strcasecmp($fileType, $targetCharset) != 0) {
  143. $data = mb_convert_encoding($data, $targetCharset, $fileType);
  144. //$data = iconv($fileType, $targetCharset.'//IGNORE', $data);
  145. }
  146. }
  147. return $data;
  148. }
  149. }

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