php支付宝系列之电脑网站支付

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 $returnUrl = 'http://www.xxx.com/alipay/return.php'; //付款成功后的同步回调地址 $notifyUrl = 'http://www.xxx.com/alipay/notify.php'; //付款成功后的异步回调地址 $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 $signType = 'RSA2'; //签名算法类型，支持RSA2和RSA，推荐使用RSA2 //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 $saPrivateKey='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'; $aliPay = new AlipayService($appid,$returnUrl,$notifyUrl,$saPrivateKey); $sHtml = $aliPay->doPay($payAmount,$outTradeNo,$orderName,$notifyUrl); echo $sHtml;

class AlipayService
{
protected $appId;
protected $returnUrl;
protected $notifyUrl;
protected $charset;
//私钥值
protected $rsaPrivateKey;

public function __construct($appid,$saPrivateKey)
{
$this->appId = $appid;
$this->returnUrl = $returnUrl;
$this->notifyUrl = $notifyUrl;
$this->charset = 'utf8';
$this->rsaPrivateKey=$saPrivateKey;
}
/**

• 发起订单
• @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 $timestamp 订单发起时间
• @return array
  */
  public function doPay($totalFee,$notifyUrl)
  {
  //请求参数
  $requestConfigs = array(
  'out_trade_no'=>$outTradeNo,'product_code'=>'FAST_INSTANT_TRADE_PAY','total_amount'=>$totalFee,//单位 元
  'subject'=>$orderName,//订单标题
  );
  $commonConfigs = array(
  //公共参数
  'app_id' => $this->appId,'method' => 'alipay.trade.page.pay',//接口名称
  'format' => 'JSON','return_url' => $returnUrl,'charset'=>$this->charset,'sign_type'=>'RSA2','timestamp'=>date('Y-m-d H:i:s'),'version'=>'1.0','notify_url' => $notifyUrl,'biz_content'=>json_encode($requestConfigs),);
  $commonConfigs["sign"] = $this->generateSign($commonConfigs,$commonConfigs['sign_type']);
  return $this->buildRequestForm($commonConfigs);
  }

/**

• 建立请求，以表单HTML形式构造（默认）
• @param $para_temp 请求参数数组
• @return 提交表单HTML文本
  */
  protected function buildRequestForm($para_temp) {

$sHtml = "<form id='alipaysubmit' name='alipaysubmit' action='https://openapi.alipay.com/gateway.do?charset=".$this->charset."' method='POST'>";
while (list ($key,$val) = each ($para_temp)) {
  if (false === $this->checkEmpty($val)) {
    $val = str_replace("'","&apos;",$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;

}

public function generateSign($params,$signType = "RSA") {
return $this->sign($this->getSignContent($params),$signType);
}

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