prosody-modules: mod_rest/mod

annotate mod_rest/mod_rest.lua @ 3799:a1f1f703d604

mod_rest: Allow collection of original stanza after sending HTTP request Probably a premature optimization, but there should be no need to keep the full original stanza after this point.

author	Kim Alvefur <zash@zash.se>
date	Mon, 30 Dec 2019 05:19:23 +0100
parents	9b4fd2553365
children	d59fb4dcf100

rev	line source
3794 4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	1 -- RESTful API
4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	2 --
4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	3 -- Copyright (c) 2019 Kim Alvefur
4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	4 --
4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	5 -- This file is MIT/X11 licensed.
4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	6
4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	7 local errors = require "util.error";
3795 f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	8 local http = require "net.http";
3794 4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	9 local id = require "util.id";
4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	10 local jid = require "util.jid";
3795 f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	11 local st = require "util.stanza";
3794 4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	12 local xml = require "util.xml";
4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	13
4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	14 local allow_any_source = module:get_host_type() == "component";
4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	15 local validate_from_addresses = module:get_option_boolean("validate_from_addresses", true);
4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	16
4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	17 local function handle_post(event)
4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	18 local request, response = event.request, event.response;
4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	19 if request.headers.content_type ~= "application/xmpp+xml" then
4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	20 return errors.new({ code = 415, text = "'application/xmpp+xml' expected" });
4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	21 end
4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	22 local payload, err = xml.parse(request.body);
4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	23 if not payload then
4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	24 -- parse fail
4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	25 return errors.new({ code = 400, text = err });
4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	26 end
4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	27 local to = jid.prep(payload.attr.to);
4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	28 if not to then
4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	29 return errors.new({ code = 400, text = "Invalid destination JID" });
4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	30 end
4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	31 local from = module.host;
4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	32 if allow_any_source and payload.attr.from then
4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	33 from = jid.prep(payload.attr.from);
4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	34 if not from then
4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	35 return errors.new({ code = 400, text = "Invalid source JID" });
4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	36 end
4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	37 if validate_from_addresses and not jid.compare(from, module.host) then
4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	38 return errors.new({ code = 403, text = "Source JID must belong to current host" });
4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	39 end
4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	40 end
4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	41 payload.attr = {
4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	42 from = from,
4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	43 to = to,
4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	44 id = payload.attr.id or id.medium(),
4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	45 type = payload.attr.type,
4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	46 ["xml:lang"] = payload.attr["xml:lang"],
4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	47 };
4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	48 if payload.name == "iq" then
4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	49 if payload.attr.type ~= "get" and payload.attr.type ~= "set" then
4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	50 return errors.new({ code = 400, text = "'iq' stanza must be of type 'get' or 'set'" });
4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	51 end
4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	52 return module:send_iq(payload):next(
4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	53 function (result)
4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	54 response.headers.content_type = "application/xmpp+xml";
4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	55 return tostring(result.stanza);
4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	56 end,
4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	57 function (error)
4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	58 if error.context.stanza then
4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	59 response.headers.content_type = "application/xmpp+xml";
4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	60 return tostring(error.context.stanza);
4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	61 else
4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	62 return error;
4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	63 end
4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	64 end);
4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	65 elseif payload.name == "message" or payload.name == "presence" then
3796 d1ad10b76b00 mod_rest: Catch one (1) reply to a POST-ed stanza from an internal source Kim Alvefur <zash@zash.se> parents: 3795 diff changeset	66 local origin = {};
d1ad10b76b00 mod_rest: Catch one (1) reply to a POST-ed stanza from an internal source Kim Alvefur <zash@zash.se> parents: 3795 diff changeset	67 function origin.send(stanza)
d1ad10b76b00 mod_rest: Catch one (1) reply to a POST-ed stanza from an internal source Kim Alvefur <zash@zash.se> parents: 3795 diff changeset	68 response:send(tostring(stanza));
d1ad10b76b00 mod_rest: Catch one (1) reply to a POST-ed stanza from an internal source Kim Alvefur <zash@zash.se> parents: 3795 diff changeset	69 return true;
d1ad10b76b00 mod_rest: Catch one (1) reply to a POST-ed stanza from an internal source Kim Alvefur <zash@zash.se> parents: 3795 diff changeset	70 end
d1ad10b76b00 mod_rest: Catch one (1) reply to a POST-ed stanza from an internal source Kim Alvefur <zash@zash.se> parents: 3795 diff changeset	71 response.headers.content_type = "application/xmpp+xml";
d1ad10b76b00 mod_rest: Catch one (1) reply to a POST-ed stanza from an internal source Kim Alvefur <zash@zash.se> parents: 3795 diff changeset	72 if module:send(payload, origin) then
3794 4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	73 return 202;
4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	74 else
4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	75 return 500;
4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	76 end
4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	77 else
4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	78 return errors.new({ code = 400, text = "Invalid stanza, must be 'message', 'presence' or 'iq'." });
4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	79 end
4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	80 end
4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	81
4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	82 -- Handle stanzas submitted via HTTP
4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	83 module:depends("http");
4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	84 module:provides("http", {
4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	85 route = {
4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	86 POST = handle_post;
4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	87 };
4b258329e6e4 mod_rest: Initial commit of another RESTful API module Kim Alvefur <zash@zash.se> parents: diff changeset	88 });
3795 f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	89
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	90 -- Forward stanzas from XMPP to HTTP and return any reply
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	91 local rest_url = module:get_option_string("rest_callback_url", nil);
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	92 if rest_url then
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	93
3797 ed5d7586a61e mod_rest: Map various HTTP status codes to XMPP stanza errors Kim Alvefur <zash@zash.se> parents: 3796 diff changeset	94 local code2err = {
ed5d7586a61e mod_rest: Map various HTTP status codes to XMPP stanza errors Kim Alvefur <zash@zash.se> parents: 3796 diff changeset	95 [400] = { condition = "bad-request"; type = "modify" };
ed5d7586a61e mod_rest: Map various HTTP status codes to XMPP stanza errors Kim Alvefur <zash@zash.se> parents: 3796 diff changeset	96 [401] = { condition = "not-authorized"; type = "auth" };
ed5d7586a61e mod_rest: Map various HTTP status codes to XMPP stanza errors Kim Alvefur <zash@zash.se> parents: 3796 diff changeset	97 [402] = { condition = "not-authorized"; type = "auth" };
ed5d7586a61e mod_rest: Map various HTTP status codes to XMPP stanza errors Kim Alvefur <zash@zash.se> parents: 3796 diff changeset	98 [403] = { condition = "forbidden"; type = "auth" };
ed5d7586a61e mod_rest: Map various HTTP status codes to XMPP stanza errors Kim Alvefur <zash@zash.se> parents: 3796 diff changeset	99 [404] = { condition = "item-not-found"; type = "cancel" };
ed5d7586a61e mod_rest: Map various HTTP status codes to XMPP stanza errors Kim Alvefur <zash@zash.se> parents: 3796 diff changeset	100 [406] = { condition = "not-acceptable"; type = "modify" };
ed5d7586a61e mod_rest: Map various HTTP status codes to XMPP stanza errors Kim Alvefur <zash@zash.se> parents: 3796 diff changeset	101 [408] = { condition = "remote-server-timeout"; type = "wait" };
ed5d7586a61e mod_rest: Map various HTTP status codes to XMPP stanza errors Kim Alvefur <zash@zash.se> parents: 3796 diff changeset	102 [409] = { condition = "conflict"; type = "cancel" };
ed5d7586a61e mod_rest: Map various HTTP status codes to XMPP stanza errors Kim Alvefur <zash@zash.se> parents: 3796 diff changeset	103 [410] = { condition = "gone"; type = "cancel" };
ed5d7586a61e mod_rest: Map various HTTP status codes to XMPP stanza errors Kim Alvefur <zash@zash.se> parents: 3796 diff changeset	104 [411] = { condition = "bad-request"; type = "modify" };
ed5d7586a61e mod_rest: Map various HTTP status codes to XMPP stanza errors Kim Alvefur <zash@zash.se> parents: 3796 diff changeset	105 [412] = { condition = "bad-request"; type = "modify" };
ed5d7586a61e mod_rest: Map various HTTP status codes to XMPP stanza errors Kim Alvefur <zash@zash.se> parents: 3796 diff changeset	106 [413] = { condition = "resource-constraint"; type = "modify" };
ed5d7586a61e mod_rest: Map various HTTP status codes to XMPP stanza errors Kim Alvefur <zash@zash.se> parents: 3796 diff changeset	107 [414] = { condition = "resource-constraint"; type = "modify" };
ed5d7586a61e mod_rest: Map various HTTP status codes to XMPP stanza errors Kim Alvefur <zash@zash.se> parents: 3796 diff changeset	108 [415] = { condition = "bad-request"; type = "modify" };
ed5d7586a61e mod_rest: Map various HTTP status codes to XMPP stanza errors Kim Alvefur <zash@zash.se> parents: 3796 diff changeset	109 [429] = { condition = "resource-constraint"; type = "wait" };
ed5d7586a61e mod_rest: Map various HTTP status codes to XMPP stanza errors Kim Alvefur <zash@zash.se> parents: 3796 diff changeset	110 [431] = { condition = "resource-constraint"; type = "wait" };
ed5d7586a61e mod_rest: Map various HTTP status codes to XMPP stanza errors Kim Alvefur <zash@zash.se> parents: 3796 diff changeset	111
ed5d7586a61e mod_rest: Map various HTTP status codes to XMPP stanza errors Kim Alvefur <zash@zash.se> parents: 3796 diff changeset	112 [500] = { condition = "internal-server-error"; type = "cancel" };
ed5d7586a61e mod_rest: Map various HTTP status codes to XMPP stanza errors Kim Alvefur <zash@zash.se> parents: 3796 diff changeset	113 [501] = { condition = "feature-not-implemented"; type = "modify" };
ed5d7586a61e mod_rest: Map various HTTP status codes to XMPP stanza errors Kim Alvefur <zash@zash.se> parents: 3796 diff changeset	114 [502] = { condition = "remote-server-timeout"; type = "wait" };
ed5d7586a61e mod_rest: Map various HTTP status codes to XMPP stanza errors Kim Alvefur <zash@zash.se> parents: 3796 diff changeset	115 [503] = { condition = "service-unavailable"; type = "cancel" };
ed5d7586a61e mod_rest: Map various HTTP status codes to XMPP stanza errors Kim Alvefur <zash@zash.se> parents: 3796 diff changeset	116 [504] = { condition = "remote-server-timeout"; type = "wait" };
ed5d7586a61e mod_rest: Map various HTTP status codes to XMPP stanza errors Kim Alvefur <zash@zash.se> parents: 3796 diff changeset	117 [507] = { condition = "resource-constraint"; type = "wait" };
ed5d7586a61e mod_rest: Map various HTTP status codes to XMPP stanza errors Kim Alvefur <zash@zash.se> parents: 3796 diff changeset	118 };
ed5d7586a61e mod_rest: Map various HTTP status codes to XMPP stanza errors Kim Alvefur <zash@zash.se> parents: 3796 diff changeset	119
3795 f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	120 local function handle_stanza(event)
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	121 local stanza, origin = event.stanza, event.origin;
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	122 local reply_needed = stanza.name == "iq";
3798 9b4fd2553365 mod_rest: Handle receipt requests on message stanzas Kim Alvefur <zash@zash.se> parents: 3797 diff changeset	123 local receipt;
9b4fd2553365 mod_rest: Handle receipt requests on message stanzas Kim Alvefur <zash@zash.se> parents: 3797 diff changeset	124
9b4fd2553365 mod_rest: Handle receipt requests on message stanzas Kim Alvefur <zash@zash.se> parents: 3797 diff changeset	125 if stanza.name == "message" and stanza.attr.id and stanza:get_child("urn:xmpp:receipts", "request") then
9b4fd2553365 mod_rest: Handle receipt requests on message stanzas Kim Alvefur <zash@zash.se> parents: 3797 diff changeset	126 reply_needed = true;
9b4fd2553365 mod_rest: Handle receipt requests on message stanzas Kim Alvefur <zash@zash.se> parents: 3797 diff changeset	127 receipt = st.stanza("received", { xmlns = "urn:xmpp:receipts", id = stanza.id });
9b4fd2553365 mod_rest: Handle receipt requests on message stanzas Kim Alvefur <zash@zash.se> parents: 3797 diff changeset	128 end
3795 f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	129
3799 a1f1f703d604 mod_rest: Allow collection of original stanza after sending HTTP request Kim Alvefur <zash@zash.se> parents: 3798 diff changeset	130 local request_body = tostring(stanza);
a1f1f703d604 mod_rest: Allow collection of original stanza after sending HTTP request Kim Alvefur <zash@zash.se> parents: 3798 diff changeset	131
a1f1f703d604 mod_rest: Allow collection of original stanza after sending HTTP request Kim Alvefur <zash@zash.se> parents: 3798 diff changeset	132 -- Keep only the top level element and let the rest be GC'd
a1f1f703d604 mod_rest: Allow collection of original stanza after sending HTTP request Kim Alvefur <zash@zash.se> parents: 3798 diff changeset	133 stanza = st.clone(stanza, true);
a1f1f703d604 mod_rest: Allow collection of original stanza after sending HTTP request Kim Alvefur <zash@zash.se> parents: 3798 diff changeset	134
3795 f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	135 http.request(rest_url, {
3799 a1f1f703d604 mod_rest: Allow collection of original stanza after sending HTTP request Kim Alvefur <zash@zash.se> parents: 3798 diff changeset	136 body = request_body,
3795 f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	137 headers = {
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	138 ["Content-Type"] = "application/xmpp+xml",
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	139 ["Content-Language"] = stanza.attr["xml:lang"],
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	140 Accept = "application/xmpp+xml, text/plain",
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	141 },
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	142 }, function (body, code, response)
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	143 if (code == 202 or code == 204) and not reply_needed then
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	144 -- Delivered, no reply
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	145 return;
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	146 end
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	147 local reply, reply_text;
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	148
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	149 if response.headers["content-type"] == "application/xmpp+xml" then
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	150 local parsed, err = xml.parse(body);
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	151 if not parsed then
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	152 module:log("warn", "REST callback responded with invalid XML: %s, %q", err, body);
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	153 elseif parsed.name ~= stanza.name then
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	154 module:log("warn", "REST callback responded with the wrong stanza type, got %s but expected %s", parsed.name, stanza.name);
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	155 else
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	156 parsed.attr.to, parsed.attr.from = stanza.attr.from, stanza.attr.to;
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	157 if parsed.name == "iq" then
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	158 parsed.attr.id = stanza.attr.id;
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	159 end
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	160 reply = parsed;
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	161 end
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	162 elseif response.headers["content-type"] == "text/plain" then
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	163 reply = st.reply(stanza);
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	164 if body ~= "" then
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	165 reply_text = body;
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	166 end
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	167 elseif body ~= "" then -- ignore empty body
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	168 module:log("debug", "Callback returned response of unhandled type %q", response.headers["content-type"]);
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	169 end
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	170
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	171 if not reply then
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	172 local code_hundreds = code - (code % 100);
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	173 if code_hundreds == 200 then
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	174 reply = st.reply(stanza);
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	175 if stanza.name ~= "iq" then
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	176 reply.attr.id = id.medium();
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	177 end
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	178 if reply_text and reply.name == "message" then
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	179 reply:body(reply_text, { ["xml:lang"] = response.headers["content-language"] });
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	180 end
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	181 -- TODO presence/status=body ?
3797 ed5d7586a61e mod_rest: Map various HTTP status codes to XMPP stanza errors Kim Alvefur <zash@zash.se> parents: 3796 diff changeset	182 elseif code2err[code] then
ed5d7586a61e mod_rest: Map various HTTP status codes to XMPP stanza errors Kim Alvefur <zash@zash.se> parents: 3796 diff changeset	183 reply = st.error_reply(stanza, errors.new(code, nil, code2err));
3795 f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	184 elseif code_hundreds == 400 then
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	185 reply = st.error_reply(stanza, "modify", "bad-request", reply_text);
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	186 elseif code_hundreds == 500 then
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	187 reply = st.error_reply(stanza, "cancel", "internal-server-error", reply_text);
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	188 else
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	189 reply = st.error_reply(stanza, "cancel", "undefined-condition", reply_text);
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	190 end
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	191 end
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	192
3798 9b4fd2553365 mod_rest: Handle receipt requests on message stanzas Kim Alvefur <zash@zash.se> parents: 3797 diff changeset	193 if receipt then
9b4fd2553365 mod_rest: Handle receipt requests on message stanzas Kim Alvefur <zash@zash.se> parents: 3797 diff changeset	194 reply:add_direct_child(receipt);
9b4fd2553365 mod_rest: Handle receipt requests on message stanzas Kim Alvefur <zash@zash.se> parents: 3797 diff changeset	195 end
9b4fd2553365 mod_rest: Handle receipt requests on message stanzas Kim Alvefur <zash@zash.se> parents: 3797 diff changeset	196
3795 f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	197 origin.send(reply);
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	198 end);
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	199
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	200 return true;
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	201 end
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	202
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	203 if module:get_host_type() == "component" then
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	204 module:hook("iq/bare", handle_stanza, -1);
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	205 module:hook("message/bare", handle_stanza, -1);
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	206 module:hook("presence/bare", handle_stanza, -1);
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	207 module:hook("iq/full", handle_stanza, -1);
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	208 module:hook("message/full", handle_stanza, -1);
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	209 module:hook("presence/full", handle_stanza, -1);
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	210 module:hook("iq/host", handle_stanza, -1);
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	211 module:hook("message/host", handle_stanza, -1);
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	212 module:hook("presence/host", handle_stanza, -1);
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	213 else
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	214 -- Don't override everything on normal VirtualHosts
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	215 module:hook("iq/host", handle_stanza, -1);
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	216 module:hook("message/host", handle_stanza, -1);
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	217 module:hook("presence/host", handle_stanza, -1);
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	218 end
f51308fcba83 mod_rest: Allow specifying a webhook/callback to handle incoming stanzas Kim Alvefur <zash@zash.se> parents: 3794 diff changeset	219 end

Mercurial > prosody-modules

annotate mod_rest/mod_rest.lua @ 3799:a1f1f703d604