You’ve got two main options: use the MassPay API or Adaptive Payments API. Note: Adaptive Payments is not available for new integrations. PayPal provides documentation to only support existing integrations The Adaptive Payments option gives you a lot more control over the payment and is the future direction of the Paypal APIs. It supports SOAP, … Read more
subscr_eot is sent when a user’s last paid interval has expired. subscr_cancel is sent as soon as the use cancels the subscription – for example: User signs up on day 1 for a subscription which is billed once a month. subscr_signup is sent immediately, subscr_payment is sent as soon as payment goes through (usually immediately … Read more
When you use the url tag you should use quotes for string literals, for example: {% url ‘products’ %} At the moment product is treated like a variable and evaluates to ” in the error message.
The main reason to transfer numeric values in JSON as strings is to eliminate any loss of precision or ambiguity in transfer. It’s true that the JSON spec does not specify a precision for numeric values. This does not mean that JSON numbers have infinite precision. It means that numeric precision is not specified, which … Read more
Stripe fits a lot of your criteria — you can accept credit card payments without a merchant account. You also get to control the payment flow without having to worry about PCI compliance. A clean and well-structured REST API The API is based entirely on REST — you can even use curl to charge cards: … Read more
The APIs for PDT and IPN are similar. The main difference is when you receive the notification. For that reason I would recommend implementing both. With PDT you get the notification instantly and can do any additional processing required and show the user a confirmation page. With IPN you are guaranteed to be notified that … Read more
Add Web Reference is the old-style, deprecated ASP.NET webservices (ASMX) technology (using only the XmlSerializer for your stuff) – if you do this, you get an ASMX client for an ASMX web service. You can do this in just about any project (Web App, Web Site, Console App, Winforms – you name it). Add Service … Read more
First, you need to obtain the public certificate from the server you’re trying to connect to. That can be done in a variety of ways, such as contacting the server admin and asking for it, using OpenSSL to download it, or, since this appears to be an HTTP server, connecting to it with any browser, … Read more
You have to enable auto return in your PayPal account, otherwise it will ignore the return field. From the documentation (updated to reflect new layout Jan 2019): Auto Return is turned off by default. To turn on Auto Return: Log in to your PayPal account at https://www.paypal.com or https://www.sandbox.paypal.com The My Account Overview page appears. … Read more