By Matthew A. Russell
If your internet application’s good fortune will depend on how fast and simply clients could make transactions, PayPal APIs offer powerful suggestions you can’t come up with the money for to miss. This concise ebook takes you hands-on via numerous suggestions that can assist you make certain the most suitable choice on your state of affairs, even if you’re amassing funds through web content or cellular apps for services, donations, or something else.
In every one bankruptcy, you’ll paintings with a special PayPal API through integrating it into the book’s pattern software, utilizing Python and the Google App Engine framework. This multiplied version introduces new strategies: show Checkout for electronic items and fast fee Notifications, whole with pattern venture code. by way of the top of this e-book, you’ll know how to take complete good thing about PayPal and its robust features.
- Learn PayPal API fundamentals, and get an advent to Google App Engine
- Explore the explicit Checkout choice, and comprehend what distinguishes it from different established workflows
- Tailor convey Checkout for digital files, video clips, and different “in app” electronic purchases
- Apply the Adaptive funds alternative for transactions that contain a number of recipients
- Embed the cost approach into your website with out point out of PayPal, utilizing site funds professional
- Use the moment fee Notifications you obtain as triggers to take follow-up motion
Read Online or Download PayPal APIs: Up and Running PDF
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Extra info for PayPal APIs: Up and Running
Sample text
Then PayPal redirects back to the /get_ec_details or /cancel_ec endpoints. error(parsed_qs) template_values = { 'title' : 'Error', 'details' : 'Sorry, eChecks are not accepted. render(path, template_values)) Example 2-6. cmd=_express-checkout&token=%s" % (token,) Mobile Express Checkout (MEC) Perhaps one of the most unappreciated features of Express Checkout is that it “just works” on most mobile web browsers running a recent version of Android and iOS. ” Tweet Relevance sports a user interface that’s actually optimized for mobile clients, and the decision to implement an Express Checkout turns out to look like an especially smart decision when you realize that 44 | Chapter 2: Express Checkout (Including Mobile Express Checkout) literally no additional work is required to deliver an Express Checkout experience that’s optimized for mobile devices.
For example, the response may contain a NOTE field that the buyer may have entered in if the ALLOWNOTE field was set in SetExpressCheckout. Table 2-5 describes the required GetExpressCheckoutDetails fields. As a best practice, it is recommended that you invoke GetExpressCheckoutDetails as part of an Express Checkout integration, but it is not technically required that you do so. See GetExpressCheckoutDetails API Operation for full details on this API. Table 2-5. GetExpressCheckoutDetails request fields Field Description METHOD Must be GetExpressCheckoutDetails TOKEN The same time-stamped token as returned by the SetExpressCheckout response DoExpressCheckoutPayment DoExpressCheckoutPayment completes the Express Checkout transaction and returns the payment response.
CANCELURL Limitation: Up to 2,048 characters. PAYMENTREQUEST_ n _AMT The total cost of the transaction to the customer. If shipping and tax charges are known, include them in this value; if not, this value should be the current subtotal of the order. If the transaction includes one or more one-time purchases, this field must equal the sum of the purchases. Set this field to 0 if the transaction does not include a one-time purchase—for example, when you set up a billing agreement for a recurring payment that is not charged immediately.