-- Copyright (C) 2009 Florian Zeitz

-- 

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

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

--

local usermanager_user_exists = require "core.usermanager".user_exists;

local usermanager_create_user = require "core.usermanager".create_user;

local sessions = {};

local add_user_layout = dataforms_new{

	title= "Adding a User";

	instructions = "Fill out this form to add a user.";

	{ name = "FORM_TYPE", type = "hidden", value = "http://jabber.org/protocol/admin" };

	{ name = "accountjid", type = "jid-single", required = true, label = "The Jabber ID for the account to be added" };

	{ name = "password", type = "text-private", label = "The password for this account" };

	{ name = "password-verify", type = "text-private", label = "Retype password" };

};

function add_user_command_handler(item, origin, stanza)

	if not is_admin(stanza.attr.from) then

		module:log("warn", "Non-admin %s tried to add a user", tostring(jid.bare(stanza.attr.from)));

		origin.send(st.error_reply(stanza, "auth", "forbidden", "You don't have permission to add a user"):up()

		return true;

	end

	if stanza.tags[1].attr.sessionid and sessions[stanza.tags[1].attr.sessionid] then

		if stanza.tags[1].attr.action == "cancel" then

			sessions[stanza.tags[1].attr.sessionid] = nil;

			return true;

		end

		local fields = add_user_layout:data(form);

		local username, host, resource = jid.split(fields.accountjid);

		if (fields.password == fields["password-verify"]) and username and host and host == stanza.attr.to then

			if usermanager_user_exists(username, host) then

				origin.send(st.error_reply(stanza, "cancel", "conflict", "Account already exists"):up()

				sessions[stanza.tags[1].attr.sessionid] = nil;

				return true;

			else

				if usermanager_create_user(username, fields.password, host) then

					sessions[stanza.tags[1].attr.sessionid] = nil;

					module:log("debug", "Created new account " .. username.."@"..host);

					return true;

				else

					origin.send(st.error_reply(stanza, "wait", "internal-server-error",

						"Failed to write data to disk"):up()

					sessions[stanza.tags[1].attr.sessionid] = nil;

					return true;

				end

			end

		else

			module:log("debug", fields.accountjid .. " " .. fields.password .. " " .. fields["password-verify"]);

			origin.send(st.error_reply(stanza, "cancel", "conflict",

				"Invalid data.\nPassword mismatch, or empty username"):up()

			sessions[stanza.tags[1].attr.sessionid] = nil;

			return true;

		end

	else

		local sessionid=uuid.generate();

		sessions[sessionid] = "executing";

	end

	return true;

end

function module.unload()

	module:remove_item("adhoc", descriptor);

end

module:add_item ("adhoc", descriptor);