distribution/source/pack/pay/alipay/alipay.class.php

<?php

// by 请勿倒卖,已申请软著,否则追究法律责任
error_reporting(1);
class AlipayService
{
	protected $appId;
	protected $returnUrl;
	protected $notifyUrl;
	protected $charset;
	protected $signType;
	protected $privateKey;
	public function __construct($_var_0, $_var_1, $_var_2, $_var_3, $_var_4)
	{
		$this->appId = $_var_0;
		$this->returnUrl = $_var_1;
		$this->notifyUrl = $_var_2;
		$this->charset = "utf8";
		$this->signType = $_var_3;
		$this->privateKey = $_var_4;
	}
	public function doPay($totalFee, $outTradeNo, $orderName, $returnUrl, $notifyUrl, $wap = '')
	{
		$_var_5 = $wap ? "alipay.wap.create.direct.pay.by.user" : "create_direct_pay_by_user";
		$_var_6 = array("partner" => $this->appId, "service" => $_var_5, "_input_charset" => strtolower($this->charset), "sign_type" => strtoupper($this->signType), "return_url" => $returnUrl, "notify_url" => $notifyUrl, "out_trade_no" => $outTradeNo, "total_fee" => $totalFee, "subject" => $orderName, "payment_type" => 1, "seller_id" => $this->appId);
		return $this->buildRequestForm($_var_6);
	}
	function buildRequestForm($para_temp)
	{
		$_var_7 = $this->buildRequestPara($para_temp);
		$_var_8 = "<form id='alipaysubmit' name='alipaysubmit' action='https://mapi.alipay.com/gateway.do?_input_charset=" . trim(strtolower($this->charset)) . "' method='post'>";
		while (list($_var_9, $_var_10) = each($_var_7)) {
			$_var_8 .= "<input type='hidden' name='" . $_var_9 . "' value='" . $_var_10 . "'/>";
		}
		$_var_8 = $_var_8 . "<input type='submit'  value='提交' style='display:none;'></form>";
		$_var_8 = $_var_8 . "<script>document.forms['alipaysubmit'].submit();</script>";
		return $_var_8;
	}
	function buildRequestPara($para_temp)
	{
		$_var_11 = $this->paraFilter($para_temp);
		$_var_12 = $this->argSort($_var_11);
		$_var_13 = $this->buildRequestMysign($_var_12);
		$_var_12["sign"] = $_var_13;
		$_var_12["sign_type"] = strtoupper(trim($this->signType));
		return $_var_12;
	}
	function argSort($para)
	{
		ksort($para);
		reset($para);
		return $para;
	}
	private function buildRequestMysign($para_sort)
	{
		$_var_14 = $this->createLinkstring($para_sort);
		$_var_15 = "";
		switch (strtoupper(trim($this->signType))) {
			case "MD5":
				$_var_15 = $this->md5Sign($_var_14, $this->privateKey);
				break;
			case "RSA":
			default:
				$_var_15 = $this->rsaSign($_var_14, $this->privateKey);
				break;
		}
		return $_var_15;
	}
	private function rsaSign($_var_16, $_var_17)
	{
		$_var_17 = str_replace("-----BEGIN RSA PRIVATE KEY-----", "", $_var_17);
		$_var_17 = str_replace("-----END RSA PRIVATE KEY-----", "", $_var_17);
		$_var_17 = str_replace("\n", "", $_var_17);
		$_var_17 = "-----BEGIN RSA PRIVATE KEY-----" . PHP_EOL . wordwrap($_var_17, 64, "\n", true) . PHP_EOL . "-----END RSA PRIVATE KEY-----";
		$_var_18 = openssl_get_privatekey($_var_17);
		if ($_var_18) {
			openssl_sign($_var_16, $_var_19, $_var_18);
		} else {
			echo "您的私钥格式不正确!" . "<br/>" . "The format of your private_key is incorrect!";
			exit;
		}
		openssl_free_key($_var_18);
		$_var_19 = base64_encode($_var_19);
		return $_var_19;
	}
	function md5Sign($prestr, $key)
	{
		$prestr = $prestr . $key;
		return md5($prestr);
	}
	private function createLinkstring($para)
	{
		$_var_20 = "";
		while (list($_var_21, $_var_22) = each($para)) {
			$_var_20 .= $_var_21 . "=" . $_var_22 . "&";
		}
		$_var_20 = substr($_var_20, 0, count($_var_20) - 2);
		return $_var_20;
	}
	private function paraFilter($_var_23)
	{
		$_var_24 = array();
		while (list($_var_25, $_var_26) = each($_var_23)) {
			if ($_var_25 == "sign" || $_var_25 == "sign_type" || $_var_26 == "") {
				continue;
			} else {
				$_var_24[$_var_25] = $_var_23[$_var_25];
			}
		}
		return $_var_24;
	}
	function verifyNotify($data)
	{
		if (empty($data)) {
			return false;
		} else {
			$_var_27 = $this->paraFilter($data);
			$_var_28 = $this->argSort($_var_27);
			$_var_29 = $this->buildRequestMysign($_var_28);
			if ($_var_29 = $data["sign"]) {
				return true;
			} else {
				return false;
			}
		}
	}
}