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view mod_muc_moderation/mod_muc_moderation.lua @ 6299:5cf5ee23b361

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mod_voipms: New Module to send and receive SMS/MMS via VoIP.ms APIs. diff --git a/mod_voipms/README.md b/mod_voipms/README.md new file mode 100644 --- /dev/null +++ b/mod_voipms/README.md @@ -0,0 +1,51 @@ +--- +labels: +- 'Stage-Alpha' +- 'Type-Web' +summary: Send and receive SMS/MMS via VoIP.ms APIs. +rockspec: + build: + modules: + mod_voipms: mod_voipms.lua +... + +Introduction +============ + +This is a Prosody module to map JIDs to DIDs on VoIP.ms and support sending/receiving SMS/MMS. + +Configuration +============= + +| option | type | default | +|-----------------------|--------|---------| +| voipms\_api\_username | string | nil | +| voipms\_api\_password | string | nil | +| voipms\_query\_key | string | nil | +| voipms\_jid\_map | table | nil | +``` +VirtualHost "sms.example.com" +modules_enabled = { + "voipms"; +} +voipms_api_username = john@example.com -- E-mail registered with VoIP.ms +voipms_api_password = abcd1234 -- API password configured in VoIP.ms +voipms_query_key = some_query_key -- query param 'key' part of your URL callback +voipms_jid_map = { + ["your_jid@your_domain.com"] = "+1234567890" +} +``` + +HTTP +==== + +The module is served on Prosody's default HTTP ports at the path /voipms. More details on configuring HTTP modules in Prosody can be found in the HTTP documentation. + +VoIP.ms Webhook URL +=================== + +This module receives the VoIP.ms Webhook URL (POST) at the /voipms endpoint. It uses the sendSMS/sendMMS GET methods against the VoIP.ms APIs. This is an example webhook to use in VoIP.ms: + +``` +https://sms.example.com/voipms?key=some_query_key +``` diff --git a/mod_voipms/mod_voipms.lua b/mod_voipms/mod_voipms.lua new file mode 100644 --- /dev/null +++ b/mod_voipms/mod_voipms.lua @@ -0,0 +1,166 @@ +local http = require "net.http" +local json = require "util.json" +local st = require "util.stanza" + +local api_username = module:get_option_string("voipms_api_username") +local api_password = module:get_option_string("voipms_api_password") +local query_key = module:get_option("voipms_query_key") +local jid_map = module:get_option("voipms_jid_map") or {} +local rest_endpoint = "https://voip.ms/api/v1/rest.php" + +if not api_username or not api_password or not query_key then + module:log("error", "Missing required config values (voipms_api_username, voipms_api_password, voipms_query_key)") + return +end + +module:depends("http") + +local function normalize_number(num) + if not num then return nil end + if num:sub(1, 1) ~= "+" then + return "+1" .. num + end + return num +end + +local function extract_query_key(event) + return (event.request.url.query or ""):match("key=([^&]+)") +end + +module:provides("http", { + route = { + ["POST"] = function(event) + local req = event.request + local body = req.body or "" + + if extract_query_key(event) ~= query_key then + module:log("warn", "Unauthorized webhook: missing or invalid key") + return { status_code = 403 } + end + + local json_payload, err = json.decode(body) + if not json_payload then + module:log("warn", "Invalid JSON: %s", err or "unknown error") + return { status_code = 400 } + end + + local payload = json_payload.data and json_payload.data.payload + if not payload then + module:log("warn", "Missing payload in JSON") + return { status_code = 400 } + end + + local from = payload.from and payload.from.phone_number + local to_list = payload.to or {} + local to = #to_list > 0 and to_list[1].phone_number or nil + + if not from or not to then + module:log("warn", "Missing phone numbers (from: %s, to: %s)", tostring(from), tostring(to)) + return { status_code = 400 } + end + + local normalized_to = normalize_number(to) + local target_jid = nil + + for jid, did in pairs(jid_map) do + if normalize_number(did) == normalized_to then + target_jid = jid + break + end + end + + if not target_jid then + module:log("warn", "No JID mapping for DID %s", normalized_to) + return { status_code = 404 } + end + + local normalized_from = normalize_number(from) + local message_text = payload.text or "" + + local message = st.message({ + from = normalized_from .. "@" .. module.host, + to = target_jid, + type = "chat" + }):tag("body"):text(message_text):up() + + if payload.media and #payload.media > 0 then + for _, media_item in ipairs(payload.media) do + if media_item.url then + message_text = message_text .. "\n" .. media_item.url + message:tag("x", { xmlns = "jabber:x:oob" }) + :tag("url"):text(media_item.url):up():up() + end + end + end + + module:send(message) + module:log("info", "Delivered SMS from %s to %s", normalized_from, target_jid) + + return { status_code = 204 } + end + } +}) + +module:hook("message/bare", function(event) + local stanza = event.stanza + if stanza.attr.type ~= "chat" then return end + + local from_jid = stanza.attr.from + local to_jid = stanza.attr.to + local body = stanza:get_child_text("body") + if not body or body == "" then return end + + local from_number = jid_map[from_jid] + if not from_number then + module:log("warn", "No DID mapping for JID %s", from_jid) + return + end + + local to_number = to_jid:match("^([^@]+)") + if not to_number then + module:log("warn", "Malformed JID in message.to: %s", to_jid) + return + end + + to_number = normalize_number(to_number) + + local media_urls = {} + for line in body:gmatch("[^\r\n]+") do + if line:match("^https?://") then + table.insert(media_urls, line) + end + end + + local method = (#media_urls > 0) and "sendMMS" or "sendSMS" + local query = { + api_username = api_username, + api_password = api_password, + method = method, + did = from_number, + dst = to_number, + message = body + } + + if method == "sendMMS" then + for i, url in ipairs(media_urls) do + query["media_url[" .. (i - 1) .. "]"] = url + end + end + + local query_str = http.formencode(query) + + http.request(rest_endpoint .. "?" .. query_str, { + method = "GET"; + }, function(response_body, code) + if code == 200 then + local resp, err = json.decode(response_body) + if not resp or resp.status ~= "success" then + module:log("error", "Failed to send %s: %s", method, err or (resp and resp.status) or "unknown") + else + module:log("info", "Sent %s from %s to %s", method, from_number, to_number) + end + else + module:log("error", "HTTP error sending %s: code %s", method, tostring(code)) + end + end) +end)
author Chaz <menel@snikket.de>
date Mon, 21 Jul 2025 23:57:37 +0200
parents a58fb6a05412
children
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-- mod_muc_moderation
--
-- Copyright (C) 2015-2021 Kim Alvefur
--
-- This file is MIT licensed.
--
-- Implements: XEP-0425: Message Moderation
--
-- Imports
local dt = require "util.datetime";
local id = require "util.id";
local jid = require "util.jid";
local st = require "util.stanza";

-- Plugin dependencies
local mod_muc = module:depends "muc";

local muc_util = module:require "muc/util";
local valid_roles = muc_util.valid_roles;

local muc_log_archive = module:open_store("muc_log", "archive");

if not muc_log_archive.set then
	module:log("warn", "Selected archive storage module does not support message replacement, no tombstones will be saved");
end

-- Namespaces
local xmlns_fasten = "urn:xmpp:fasten:0";
local xmlns_moderate = "urn:xmpp:message-moderate:0";
local xmlns_moderate_1 = "urn:xmpp:message-moderate:1";
local xmlns_occupant_id = "urn:xmpp:occupant-id:0";
local xmlns_retract = "urn:xmpp:message-retract:0";
local xmlns_retract_1 = "urn:xmpp:message-retract:1";

-- Discovering support
module:hook("muc-disco#info", function (event)
	event.reply:tag("feature", { var = xmlns_moderate }):up();
	event.reply:tag("feature", { var = xmlns_moderate_1 }):up();
end);

-- TODO error registry, requires Prosody 0.12+

-- moderate : function (string, string, string, boolean, string) : boolean, enum, enum, string
local function moderate(actor, room_jid, stanza_id, retract, reason)
	local room_node = jid.split(room_jid);
	local room = mod_muc.get_room_from_jid(room_jid);

	-- Permissions is based on role, which is a property of a current occupant,
	-- so check if the actor is an occupant, otherwise if they have a reserved
	-- nickname that can be used to retrieve the role.
	local actor_nick = room:get_occupant_jid(actor);
	if not actor_nick then
		local reserved_nickname = room:get_affiliation_data(jid.bare(actor), "reserved_nickname");
		if reserved_nickname then
			actor_nick = room.jid .. "/" .. reserved_nickname;
		end
	end

	-- Retrieve their current role, iff they are in the room, otherwise what they
	-- would have based on affiliation.
	local affiliation = room:get_affiliation(actor);
	local role = room:get_role(actor_nick) or room:get_default_role(affiliation);
	if valid_roles[role or "none"] < valid_roles.moderator then
		return false, "auth", "forbidden", "You need a role of at least 'moderator'";
	end

	-- Original stanza to base tombstone on
	local original, err;
	if muc_log_archive.get then
		original, err = muc_log_archive:get(room_node, stanza_id);
	else
		-- COMPAT missing :get API
		err = "item-not-found";
		for i, item in muc_log_archive:find(room_node, { key = stanza_id, limit = 1 }) do
			if i == stanza_id then
				original, err = item, nil;
			end
		end
	end

	if not original then
		if err == "item-not-found" then
			return false, "modify", "item-not-found";
		else
			return false, "wait", "internal-server-error";
		end
	end

	local actor_occupant = room:get_occupant_by_real_jid(actor) or room:new_occupant(jid.bare(actor), actor_nick);

	local announcement = st.message({ from = room_jid, type = "groupchat", id = id.medium(), })
		:tag("apply-to", { xmlns = xmlns_fasten, id = stanza_id })
			:tag("moderated", { xmlns = xmlns_moderate, by = actor_nick })

	if room.get_occupant_id then
		-- This isn't a regular broadcast message going through the events occupant_id.lib hooks so we do this here
		announcement:add_child(st.stanza("occupant-id", { xmlns = xmlns_occupant_id; id = room:get_occupant_id(actor_occupant) }));
	end

	if retract then
		announcement:tag("retract", { xmlns = xmlns_retract }):up();
	end

	if reason then
		announcement:text_tag("reason", reason);
	end

	local moderated_occupant_id = original:get_child("occupant-id", xmlns_occupant_id);
	if room.get_occupant_id and moderated_occupant_id then
		announcement:add_direct_child(moderated_occupant_id);
	end

	-- XEP 0425 v0.3.0

	announcement:reset();

	if retract then
		announcement:tag("retract", { xmlns = xmlns_retract_1; id = stanza_id })
			:tag("moderated", { xmlns = xmlns_moderate_1 })
			:tag("occupant-id", { xmlns = xmlns_occupant_id; id = room:get_occupant_id(actor_occupant) });
		if reason then
			announcement:up():up():text_tag("reason", reason);
		end
	end


	local tombstone = nil;
	if muc_log_archive.set and retract then
		tombstone = st.message({ from = original.attr.from, type = "groupchat", id = original.attr.id })
			:tag("moderated", { xmlns = xmlns_moderate, by = actor_nick })
				:tag("retracted", { xmlns = xmlns_retract, stamp = dt.datetime() }):up();

		if reason then
			tombstone:text_tag("reason", reason);
		end

		if room.get_occupant_id then
			if actor_occupant then
				tombstone:add_child(st.stanza("occupant-id", { xmlns = xmlns_occupant_id; id = room:get_occupant_id(actor_occupant) }));
			end

			if moderated_occupant_id then
				-- Copy occupant id from moderated message
				tombstone:add_direct_child(moderated_occupant_id);
			end
		end
		tombstone:reset();
	end

	-- fire an event, that can be used to cancel the moderation, or modify stanzas.
	local event = {
		room = room;
		announcement = announcement;
		tombstone = tombstone;
		stanza_id = stanza_id;
		retract = retract;
		reason = reason;
		actor = actor;
		actor_nick = actor_nick;
	};
	if module:fire_event("muc-moderate-message", event) then
		-- TODO: allow to change the error message?
		return false, "wait", "internal-server-error";
	end

	if tombstone then
		local was_replaced = muc_log_archive:set(room_node, stanza_id, tombstone);
		if not was_replaced then
			return false, "wait", "internal-server-error";
		end
	end

	-- Done, tell people about it
	module:log("info", "Message with id '%s' in room %s moderated by %s, reason: %s", stanza_id, room_jid, actor, reason);
	room:broadcast_message(announcement);

	return true;
end

-- Main handling
module:hook("iq-set/bare/" .. xmlns_fasten .. ":apply-to", function (event)
	local stanza, origin = event.stanza, event.origin;

	local actor = stanza.attr.from;
	local room_jid = stanza.attr.to;

	-- Collect info we need
	local apply_to = stanza.tags[1];
	local moderate_tag = apply_to:get_child("moderate", xmlns_moderate);
	if not moderate_tag then return end -- some other kind of fastening?

	local reason = moderate_tag:get_child_text("reason");
	local retract = moderate_tag:get_child("retract", xmlns_retract);

	local stanza_id = apply_to.attr.id;

	local ok, error_type, error_condition, error_text = moderate(actor, room_jid, stanza_id, retract, reason);
	if not ok then
		origin.send(st.error_reply(stanza, error_type, error_condition, error_text));
		return true;
	end

	origin.send(st.reply(stanza));
	return true;
end);

module:hook("iq-set/bare/" .. xmlns_moderate_1 .. ":moderate", function (event)
	local stanza, origin = event.stanza, event.origin;

	local actor = stanza.attr.from;
	local room_jid = stanza.attr.to;

	local moderate_tag = stanza:get_child("moderate", xmlns_moderate_1)
	local retract_tag = moderate_tag:get_child("retract", xmlns_retract_1)

	if not retract_tag then return end -- other kind of moderation?

	local reason = moderate_tag:get_child_text("reason");
	local stanza_id = moderate_tag.attr.id

	local ok, error_type, error_condition, error_text = moderate(
		actor,
		room_jid,
		stanza_id,
		retract_tag,
		reason
	);
	if not ok then
		origin.send(st.error_reply(stanza, error_type, error_condition, error_text));
		return true;
	end

	origin.send(st.reply(stanza));
	return true;
end);

module:hook("muc-message-is-historic", function (event)
	-- Ensure moderation messages are stored
	if event.stanza.attr.from == event.room.jid then
		return event.stanza:get_child("apply-to", xmlns_fasten);
	end
end, 1);