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)

-- (C) 2011, Marco Cirillo (LW.Org)
-- Display server stats in readable XML or JSON format

module:depends("http")

local base_path = module:get_option_string("server_status_basepath", "/server-status/")
local show_hosts = module:get_option_array("server_status_show_hosts", nil)
local show_comps = module:get_option_array("server_status_show_comps", nil)
local json_output = module:get_option_boolean("server_status_json", false)

local json_encode = require "util.json".encode

-- code begin

if not prosody.stanza_counter and not show_hosts and not show_comps then
	module:log ("error", "mod_server_status requires at least one of the following things:")
	module:log ("error", "mod_stanza_counter loaded, or either server_status_show_hosts or server_status_show_comps configuration values set.")
	module:log ("error", "check the module wiki at: http://code.google.com/p/prosody-modules/wiki/mod_server_status")
	return false
end

local response_table = {}
response_table.header = '<?xml version="1.0" encoding="UTF-8" ?>'
response_table.doc_header = '<document>'
response_table.doc_closure = '</document>'
response_table.stanzas = {
		elem_header = '  <stanzas>', elem_closure = '  </stanzas>',
		incoming = '    <incoming iq="%d" message="%d" presence="%d" />',
		outgoing = '    <outgoing iq="%d" message="%d" presence="%d" />'
}
response_table.hosts = {
		elem_header = '  <hosts>', elem_closure = '  </hosts>',
		status = '    <status name="%s" current="%s" />'
}
response_table.comps = {
		elem_header = '  <components>', elem_closure = '  </components>',
		status = '    <status name="%s" current="%s" />'
}

local function forge_response_xml()
	local hosts_s = {}; local components = {}; local stats = {}; local hosts_stats = {}; local comps_stats = {}

	local function t_builder(t,r) for _, bstring in ipairs(t) do r[#r+1] = bstring end end

	if show_hosts then t_builder(show_hosts, hosts_s) end
	if show_comps then t_builder(show_comps, components) end

	-- build stanza stats if there
	if prosody.stanza_counter then
		stats[1] = response_table.stanzas.elem_header
		stats[2] = response_table.stanzas.incoming:format(prosody.stanza_counter.iq["incoming"],
								  prosody.stanza_counter.message["incoming"],
								  prosody.stanza_counter.presence["incoming"])
		stats[3] = response_table.stanzas.outgoing:format(prosody.stanza_counter.iq["outgoing"],
								  prosody.stanza_counter.message["outgoing"],
								  prosody.stanza_counter.presence["outgoing"])
		stats[4] = response_table.stanzas.elem_closure
	end

	-- build hosts stats if there
	if hosts_s[1] then
		hosts_stats[1] = response_table.hosts.elem_header
		for _, name in ipairs(hosts_s) do
			hosts_stats[#hosts_stats+1] = response_table.hosts.status:format(
				name, hosts[name] and "online" or "offline")
		end
		hosts_stats[#hosts_stats+1] = response_table.hosts.elem_closure
	end

	-- build components stats if there
	if components[1] then
		comps_stats[1] = response_table.comps.elem_header
		for _, name in ipairs(components) do
			comps_stats[#comps_stats+1] = response_table.comps.status:format(
				name, hosts[name] and hosts[name].modules.component and hosts[name].modules.component.connected and "online" or
				hosts[name] and hosts[name].modules.component == nil and "online" or "offline")
		end
		comps_stats[#comps_stats+1] = response_table.comps.elem_closure
	end

	-- build xml document
	local result = {}
	result[#result+1] = response_table.header; result[#result+1] = response_table.doc_header -- start
	t_builder(stats, result); t_builder(hosts_stats, result); t_builder(comps_stats, result)
	result[#result+1] = response_table.doc_closure -- end

	return table.concat(result, "\n")
end

local function forge_response_json()
	local result = {}

	if prosody.stanza_counter then result.stanzas = {} ; result.stanzas = prosody.stanza_counter  end
	if show_hosts then
		result.hosts = {}
		for _,n in ipairs(show_hosts) do result.hosts[n] = hosts[n] and "online" or "offline" end
	end
	if show_comps then
		result.components = {}
		for _,n in ipairs(show_comps) do
			result.components[n] = hosts[n] and hosts[n].modules.component and hosts[n].modules.component.connected and "online" or
			hosts[n] and hosts[n].modules.component == nil and "online" or "offline"
		end
	end

	return json_encode(result)
end

-- http handlers

local function request(event)
	local response = event.response
	if not json_output then
		response.headers.content_type = "text/xml"
		response:send(forge_response_xml())
	else
		response.headers.content_type = "application/json"
		response:send(forge_response_json())
	end
end

-- initialization.

module:provides("http", {
	default_path = base_path,
        route = {
                ["GET /"] = request
        }
})