The Facebook XMPP Chat API has been deprecated in v2.0 and above meaning it won’t be available after April 30th 2015. Facebook have not announced any replacement for this API, so I’d recommend not building a product which requires this functionality.
There is new api now. How does the Messenger Platform work? When a person sends a message to a business on Messenger and as long as this Page uses an app to partially or fully automate conversations, the following will happen. The Facebook server sends webhooks to the URL of the business server, where the … Read more
I wrote a tutorial about this a while ago. The most important point is the “Site URL”: Site URL: http://localhost/app_name/ Where the folder structure is something like: app_name ¦ index.php ¦ +—canvas ¦ ¦ index.php ¦ ¦ ¦ +—css ¦ main.css ¦ reset.css ¦ +—src facebook.php fb_ca_chain_bundle.crt EDIT: Kavya: how does the FB server recognize … Read more