paypal-ipn

问题 I would like to know why I'm receiving multiple IPN notification for one payment, and how I can stop this. I would like keep only one notification. // STEP 2: Post IPN data back to paypal to validate //$ch = curl_init('https://www.paypal.com/cgi-bin/webscr'); $ch = curl_init('https://www.sandbox.paypal.com/cgi-bin/webscr'); curl_setopt($ch, CURLOPT_HTTP_VERSION, CURL_HTTP_VERSION_1_1); curl_setopt($ch, CURLOPT_POST, 1); curl_setopt($ch, CURLOPT_RETURNTRANSFER,1); curl_setopt($ch, CURLOPT

问题 I was using the PalPal IPN simulator all day without problems, and at some point I got kicked out and the developer portal got upgrade. Picking up right where I left off, I'm now receiving IPN messages from the sandbox, but attempts to validate the message return 400 Bad Request. Now before you go saying "Oh, you just need to do HTTP/1.1 and send the Host:" field, I'm already doing that (and have been for months). Request body: POST /cgi-bin/webscr HTTP/1.1 Host: www.sandbox.paypal.com

问题 Am using the forum in Paypal tutorial to test the IPN listener, when i click on submit a new tab is opened and it says: Error: Cannot find module 'paypal-ipn' at Function.Module._resolveFilename (module.js:338:15) at Function.Module._load (module.js:280:25) at Module.require (module.js:364:17) at require (module.js:380:17) at Object.Npm.require (/Users/mazinalmaskari/Desktop/code/.meteor/local/build/programs/server/boot.js:150:18) at Object.Meteor.npmRequire (packages/npm-container/index.js:2

问题 i have created a pay now button using paypal button generator. The button has 2 fields, and then you press pay now. However, if you leave these fields empty, you can still pay I want to make these fields "required", if a user didn't fill these fields, he should not be able to pay. How? The button is not hosted on paypal, but the button protection is ON . I want the button to be encrypted. EDIT i tried javascript form validation, didn't work, any help? here's the script <form action="https:/

问题 I have a problem that I imagine they also found many others. I am trying to integrate the PayPal payment system into my site, but I have some problem with the IPN. I tried this code, found on github Paypal: <?php require('PaypalIPN.php'); use PaypalIPN; $ipn = new PayPalIPN(); // Use the sandbox endpoint during testing. $ipn->useSandbox(); $verified = $ipn->verifyIPN(); if ($verified) { } // Reply with an empty 200 response to indicate to paypal the IPN was received correctly. header("HTTP/1

问题 I'm trying to find the best way to integrate Paypal "Buy Now" buttons in my website, but I'm quite lost with all the various Paypal integration techniques (hosted buttons, dynamic buttons, IPN, PDT, and other various APIs) I would like to integrate the better/easiest solution for my need and also a secure one... I don't really know where to go... Many thanks in advance for your help! The context : I own a website that aims to be a " marketplace " to sell digital goods. Some people (let's call

问题 I need to simulate IPN when a recurring payment fails. My application can then create create pending invoices and send it to the customers. I searched and found that I would need to setup IPN that will handle below txn_type recurring_payment_skipped recurring_payment_failed Will these two be sufficient? Also, Recently paypal has provided a new tool called IPN Simulator where you can send a sample IPN to a URL. It only supports below txn_type s web_accept (eCheck-pending, eCheck-declined,

问题 I'm working with codeigniter-paypal-ipn and have csrf_protection enabled. This seems to block the access from Paypal to my IPN controller. If i disable csrf_protection it works just fine, with csrf_protection enabled, paypal IPN service throws a 500 Internal Server Error. Is there a way to solve this without disabling the csrf_protection? If not, can i disable the csrf_protection just for that controller? Thanks. 回答1: Alex the creator of codeigniter-paypal-ipn here. At the moment I'm not

问题 I want to integrate Paypal Instant Payment Notifications (Paypal IPN) into my ASP.NET website. The website is in development mode and it runs on localhost. Following this tutorial (https://developer.paypal.com/docs/classic/ipn/integration-guide/IPNTesting/#local) I created a script that simulates a IPN notification. This IPN notification hits the IPN handler of my website. However, when my IPN handler reposts the information back to Paypal sandbox, Paypal always returns INVALID. I guess this

问题 I want to implement paypal IPN at my website. For that purpose I created 2 paypal sandbox accounts of type business (seller) and personal (seller) through my paypal developer account. Thereafter I created buy now button at my paypal sandbox business account with item name, code, price etc. and generated a code for buy now button, pasted it on my website. For first 2 weeks testing work smoothly after it started giving errors like Sorry we cannot complete your purchase at this time. Please