Open graph error validating access token

This method is called in so you don't usually use this method directly.

Handles fields parameter and format it in the way Graph API spec states.

FYI: expires or expires_in is NOT returned on some edge cases.

The detail and reproductive scenario should be found at https://developers.facebook.com/bugs/597779113651383/. Usually long lived tokens live about 60 days while short lived ones live about 2 hours.

Most of us are used to logging people in using an email address and a hash of their password, but how do you log a user in from Facebook when they never enter a password on your site?

Let's look at the best practices for logging a Facebook user into your web app.

Otherwise its base url is https://graph.facebook.com/ .

directly as long as you are using requesting methods that are provided in this module.

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Handles sending parameters and format them in the way Graph API spec states.

It sends POST request with method=delete query parameter when DELETE request fails. Generates and returns the name of cookie that is set by JS SDK on client side login.

I know it's weird, but sometimes DELETE fails and POST with method=delete works. This value can be parsed as signed request and the parsed data structure contains 'code' to exchange for acess token. Creates and returns Facebook:: Open Graph:: Response.

Facebook:: Open Graph is a Perl interface to handle Facebook's Graph API.

This module is inspired by Facebook:: Graph, but mainly focuses on simplicity and customizability because we must be able to keep up with frequently changing API specification.

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