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mod_auto_accept_subscriptions/mod_auto_accept_subscriptions.lua @ 5551:8bfcedd93a72

mod_rest: List all error conditions in OpenAPI spec These are not handled by datamanager but by util.stanza and util.error, so they are not represented in the JSON schema file.
author Kim Alvefur <zash@zash.se>
date Sat, 17 Jun 2023 16:26:33 +0200
parent 1949:6d2ec330fbcf
line wrap: on
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local rostermanager = require "core.rostermanager";
local jid = require "util.jid";
local st = require "util.stanza";
local core_post_stanza = prosody.core_post_stanza;

local function handle_inbound_subscription_request(origin, stanza)
	local to_bare, from_bare = jid.bare(stanza.attr.to), jid.bare(stanza.attr.from);
	local node, host = jid.split(to_bare);
	stanza.attr.from, stanza.attr.to = from_bare, to_bare;
	module:log("info", "Auto-accepting inbound subscription request from %s to %s", tostring(from_bare), tostring(to_bare));

	if not rostermanager.is_contact_subscribed(node, host, from_bare) then
		core_post_stanza(hosts[host], st.presence({from=to_bare, to=from_bare, type="unavailable"}), true); -- acknowledging receipt
		module:log("debug", "receipt acknowledged");
		if rostermanager.set_contact_pending_in(node, host, from_bare) then
			module:log("debug", "set pending in");
			if rostermanager.subscribed(node, host, from_bare) then
				module:log("debug", "set subscribed");
				rostermanager.roster_push(node, host, to_bare);
				module:log("debug", "pushed roster item");
				local subscribed_stanza = st.reply(stanza);
				subscribed_stanza.attr.type = "subscribed";
				core_post_stanza(hosts[host], subscribed_stanza);
				module:log("debug", "sent subscribed");
				hosts[host].modules.presence.send_presence_of_available_resources(node, host, to_bare, origin);
				module:log("debug", "sent available presence of all resources");
				-- Add return subscription from user to contact
				local subscribe_stanza = st.reply(stanza);
				subscribe_stanza.attr.type = "subscribe";
				if rostermanager.set_contact_pending_out(node, host, from_bare) then
					rostermanager.roster_push(node, host, from_bare);
				end
				core_post_stanza(hosts[host], subscribe_stanza);
				return true;
			end
		end
	end
	module:log("warn", "Failed to auto-accept subscription request from %s to %s", tostring(from_bare), tostring(to_bare));
end

module:hook("presence/bare", function (event)
	local stanza = event.stanza;
	if stanza.attr.type == "subscribe" then
		handle_inbound_subscription_request(event.origin, stanza);
		return true;
	end
end, 0.1);