2012-04-25 18 views
4

我正在使用Codeigniter paypal_lib测试我的购物车结帐。我从沙盒消息中获得的结果:“VERIFIED”以及函数“validate_ipn”返回true。但是我在这里遇到的麻烦是我的日志文件和订单数据包含从PayPal不时相同的数据。如何解决在一个交易中接收多个IPN消息(相同内容)

下面是我的IPN验证:

function validate_ipn(){ 

    $url_parsed = parse_url($this->paypal_url);  
    $post_string="cmd=_notify-validate";  
    if ($this->CI->input->post()) 
    { 
     foreach ($this->CI->input->post() as $field=>$value) 
     { 
      $this->ipn_data[$field] = $value; 
      $post_string .= '&' . $field.'='.urlencode(stripslashes($value)); 
     } 
    } 

    //$fp = fsockopen($url_parsed['host'],"80",$err_num,$err_str,30); 
      $fp = fsockopen('ssl://www.sandbox.paypal.com', 443, $err_num, $err_str, 30); 
    if(!$fp) 
    { 
     $this->last_error = "fsockopen error no. $errnum: $errstr"; 
     $this->log_ipn_results(false);  
     return false; 
    } 
    else 
    { 
     fputs($fp, "POST $url_parsed[path] HTTP/1.1\r\n"); 
     fputs($fp, "Host: $url_parsed[host]\r\n"); 
     fputs($fp, "Content-type: application/x-www-form-urlencoded\r\n"); 
     fputs($fp, "Content-length: ".strlen($post_string)."\r\n"); 
     fputs($fp, "Connection: close\r\n\r\n"); 
     fputs($fp, $post_string . "\r\n\r\n"); 

     // loop through the response from the server and append to variable 
     while(!feof($fp)) 
      $this->ipn_response .= fgets($fp, 1024); 

     fclose($fp); // close connection 
    } 

    if (eregi("VERIFIED",$this->ipn_response)) 
    { 
     // Valid IPN transaction. 
     $this->log_ipn_results(true); 
     return true;   
    } 
    else 
    { 
     $this->last_error = 'IPN Validation Failed.'; 
     $this->log_ipn_results(false); 
     return false; 
    } 
} 

这是我在我的日志(没有什么不同)得到。所以许多消息是这样的:

[04/24/2012 9:31 AM] - SUCCESS! 
IPN POST Vars from Paypal: 
mc_gross=11.00, protection_eligibility=Eligible, address_status=confirmed 
, item_number1=3, tax=0.00, item_number2=5, payer_id=T4WYEY49NUK4Y, item_number3=6, address_street=1 Maire-Victorin, payment_date=00:28:18 Apr 24, 
2012 PDT, payment_status=Pending, charset=windows-1252, address_zip=M5A 1E1, mc_shipping=0.00, mc_handling=0.00, first_name=Test, address_country_code=CA, 
address_name=Test User, notify_version=3.4, custom=292aaf2e76b586a80c20f13c5b1d6997, payer_status=verified, [email protected], 
address_country=Canada, num_cart_items=3, mc_handling1=0.00, mc_handling2=0.00, mc_handling3=0.00, address_city=Toronto, verify_sign=AQwZI3e5UUeRN1fFRRAZwba0SCKvAK5Jh7SdLhAZdWaitG4t3SzIzk6D, 
[email protected], mc_shipping1=0.00, mc_shipping2=0.00, mc_shipping3=0.00, tax1=0.00, tax2=0.00, tax3=0.00, txn_id=19366377KU1661939, 
payment_type=instant, last_name=User, address_state=Ontario, item_name1=Test 003 Product, [email protected], item_name2=Test 005 Product, 
item_name3=Test 006 Product, quantity1=1, quantity2=1, receiver_id=C7F8469MV6QVN, pending_reason=multi_currency, quantity3=1, txn_type=cart, mc_gross_1=2.00, mc_currency=EUR, 
mc_gross_2=4.00, mc_gross_3=5.00, residence_country=CA, test_ipn=1, transaction_subject=292aaf2e76b586a80c20f13c5b1d6997, payment_gross=, ipn_track_id=95d4aa9eb8b34, 

IPN Response from Paypal Server: 
HTTP/1.1 200 OK 

8 
VERIFIED 
0 



[04/24/2012 9:33 AM] - SUCCESS! 
IPN POST Vars from Paypal: 
mc_gross=11.00, protection_eligibility=Eligible, address_status=confirmed 
, item_number1=3, tax=0.00, item_number2=5, payer_id=T4WYEY49NUK4Y, item_number3=6, address_street=1 Maire-Victorin, payment_date=00:28:18 Apr 24, 
2012 PDT, payment_status=Pending, charset=windows-1252, address_zip=M5A 1E1, mc_shipping=0.00, mc_handling=0.00, first_name=Test, address_country_code=CA, 
address_name=Test User, notify_version=3.4, custom=292aaf2e76b586a80c20f13c5b1d6997, payer_status=verified, [email protected], 
address_country=Canada, num_cart_items=3, mc_handling1=0.00, mc_handling2=0.00, mc_handling3=0.00, address_city=Toronto, verify_sign=AQwZI3e5UUeRN1fFRRAZwba0SCKvAK5Jh7SdLhAZdWaitG4t3SzIzk6D, 
[email protected], mc_shipping1=0.00, mc_shipping2=0.00, mc_shipping3=0.00, tax1=0.00, tax2=0.00, tax3=0.00, txn_id=19366377KU1661939, 
payment_type=instant, last_name=User, address_state=Ontario, item_name1=Test 003 Product, [email protected], item_name2=Test 005 Product, 
item_name3=Test 006 Product, quantity1=1, quantity2=1, receiver_id=C7F8469MV6QVN, pending_reason=multi_currency, quantity3=1, txn_type=cart, mc_gross_1=2.00, mc_currency=EUR, 
mc_gross_2=4.00, mc_gross_3=5.00, residence_country=CA, test_ipn=1, transaction_subject=292aaf2e76b586a80c20f13c5b1d6997, payment_gross=, ipn_track_id=95d4aa9eb8b34, 

IPN Response from Paypal Server: 
HTTP/1.1 200 OK 
Date: Tue, 24 Apr 2012 07:33:44 GMT 

8 
VERIFIED 
0 
+0

我现在有完全相同的问题 – mclaassen 2013-07-24 01:34:58

+0

很奇怪 - 你如何将IPN网址传递给贝宝? IIRC,您可以将其设置在您的帐户中,并且可以在付款过程中传递它。不知道两者是否会造成两个通知?另外,不要打折贝宝的错误。我遇到了一些问题,需要与员工长时间打电话,结果导致他们采取了一些行动来解决问题。检查您的出站流程和帐户,然后我建议您与他们联系。关于同一件事的两个通知,相隔2分钟似乎......很奇怪。间歇? – 2013-11-08 05:12:56

回答

0

这很烦人,这甚至会发生,但在PayPal解决问题之前,您需要制定安全措施,以免两次处理相同的付款。

最常见的解决方案是将数据库中的事务标记为已处理,更改状态字段或添加日期。然后你在每个IPN消息上检查这个值,如果它已经设置了,忽略IPN(但记录它)。

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