-- XEP-0377: Spam Reporting for Prosody
-- Copyright (C) 2016-2021 Kim Alvefur
--
-- This file is MIT/X11 licensed.

local jid_prep = require "util.jid".prep;

module:depends("blocklist");

module:add_feature("urn:xmpp:reporting:0");
module:add_feature("urn:xmpp:reporting:reason:spam:0");
module:add_feature("urn:xmpp:reporting:reason:abuse:0");
module:add_feature("urn:xmpp:reporting:1");

module:hook("iq-set/self/urn:xmpp:blocking:block", function (event)
	for item in event.stanza.tags[1]:childtags("item") do
		local report = item:get_child("report", "urn:xmpp:reporting:0");
		local jid = jid_prep(item.attr.jid);
		if report and jid then
			local type = report:get_child("spam") and "spam" or
				report:get_child("abuse") and "abuse" or
				"unknown";
			local reason = report:get_child_text("text");
			module:log("warn", "Received report of %s from JID '%s', %s", type, jid, reason);
			module:fire_event(module.name.."/"..type.."-report", {
				origin = event.origin, stanza = event.stanza, jid = jid,
				item = item, report = report, reason = reason, });
		else
			report = item:get_child("report", "urn:xmpp:reporting:1");
			if report and jid then
				local type = "unknown";
				if report.attr.reason == "urn:xmpp:reporting:abuse" then
					type = "abuse";
				end
				if report.attr.reason == "urn:xmpp:reporting:spam" then
					type = "spam";
				end
				local reason = report:get_child_text("text");
				module:log("warn", "Received report of %s from JID '%s', %s", type, jid, reason);
				module:fire_event(module.name.."/"..type.."-report", {
					origin = event.origin, stanza = event.stanza, jid = jid,
					item = item, report = report, reason = reason, });
			end
		end
	end
end, 1);