prosody
5cc4a3e0335c
plugins/mod_http_altconnect.lua

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plugins/mod_http_altconnect.lua @ 13769:5cc4a3e0335c 13.0

mod_admin_shell: Remove outdated help text (fixes #1898) The ! commands have been broken for some time, and we're not going to implement them right now. If we want fancier editing, we can now do that on the client side (with readline and stuff). Also removes mention of telnet!
author Matthew Wild <mwild1@gmail.com>
date Thu, 13 Mar 2025 11:35:39 +0000
parent 13718:569fae28a2f3
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13718
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1 -- mod_http_altconnect
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2 -- XEP-0156: Discovering Alternative XMPP Connection Methods
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3
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4 module:depends"http";
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5
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6 local mm = require "prosody.core.modulemanager";
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7 local json = require"prosody.util.json";
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8 local st = require"prosody.util.stanza";
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9 local array = require"prosody.util.array";
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10
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11 local advertise_bosh = module:get_option_boolean("advertise_bosh", true);
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12 local advertise_websocket = module:get_option_boolean("advertise_websocket", true);
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13
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14 local function get_supported()
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15 local uris = array();
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16 if advertise_bosh and (mm.is_loaded(module.host, "bosh") or mm.is_loaded("*", "bosh")) then
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17 uris:push({ rel = "urn:xmpp:alt-connections:xbosh", href = module:http_url("bosh", "/http-bind") });
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18 end
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19 if advertise_websocket and (mm.is_loaded(module.host, "websocket") or mm.is_loaded("*", "websocket")) then
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20 uris:push({ rel = "urn:xmpp:alt-connections:websocket", href = module:http_url("websocket", "xmpp-websocket"):gsub("^http", "ws") });
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21 end
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22 return uris;
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23 end
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26 local function GET_xml(event)
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27 local response = event.response;
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28 local xrd = st.stanza("XRD", { xmlns='http://docs.oasis-open.org/ns/xri/xrd-1.0' });
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29 local uris = get_supported();
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30 for _, method in ipairs(uris) do
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31 xrd:tag("Link", method):up();
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32 end
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33 response.headers.content_type = "application/xrd+xml"
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34 response.headers.access_control_allow_origin = "*";
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35 return '<?xml version="1.0" encoding="UTF-8"?>' .. tostring(xrd);
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36 end
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37
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38 local function GET_json(event)
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39 local response = event.response;
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40 local jrd = { links = get_supported() };
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41 response.headers.content_type = "application/json"
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42 response.headers.access_control_allow_origin = "*";
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43 return json.encode(jrd);
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44 end;
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45
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46 module:provides("http", {
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47 default_path = "/.well-known";
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48 route = {
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49 ["GET /host-meta"] = GET_xml;
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50 ["GET /host-meta.json"] = GET_json;
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51 };
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52 });