-- Prosody IM

-- Copyright (C) 2008-2010 Waqas Hussain

--

-- This project is MIT/X11 licensed. Please see the

-- COPYING file in the source package for more information.

--

local log = require "util.logger".init("auth_custom_http");

local new_sasl = require "util.sasl".new;

local nodeprep = require "util.encodings".stringprep.nodeprep;

local provider = {};

function provider.test_password(username, password)

	return nil, "Not supported"

end

function provider.get_password(username)

	return nil, "Not supported"

end

function provider.set_password(username, password)

	return nil, "Not supported"

end

function provider.user_exists(username)

	return true;

end

function provider.create_user(username, password)

	return nil, "Not supported"

end

function provider.delete_user(username)

	return nil, "Not supported"

end

function provider.get_sasl_handler()

	local getpass_authentication_profile = {

		plain_test = function(sasl, username, password, realm)

			local prepped_username = nodeprep(username);

			if not prepped_username then

				log("debug", "NODEprep failed on username: %s", username);

				return "", nil;

			end

			local postdata = require "util.json".encode({ username = username, password = password });

			local result = require "socket.http".request("http://example.com/path", postdata);

			return result == "true", true;

		end,

	};

	return new_sasl(module.host, getpass_authentication_profile);

end

module:provides("auth", provider);