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83e4560a6c
Changes from community version: - Add options to allow explicit control over whether BOSH/WS is advertised - Always serve XML at /host-meta (no guessing based on Accept), least surprising
52 lines
1.7 KiB
Lua
52 lines
1.7 KiB
Lua
-- mod_http_altconnect
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-- XEP-0156: Discovering Alternative XMPP Connection Methods
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module:depends"http";
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local mm = require "prosody.core.modulemanager";
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local json = require"prosody.util.json";
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local st = require"prosody.util.stanza";
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local array = require"prosody.util.array";
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local advertise_bosh = module:get_option_boolean("advertise_bosh", true);
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local advertise_websocket = module:get_option_boolean("advertise_websocket", true);
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local function get_supported()
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local uris = array();
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if advertise_bosh and (mm.is_loaded(module.host, "bosh") or mm.is_loaded("*", "bosh")) then
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uris:push({ rel = "urn:xmpp:alt-connections:xbosh", href = module:http_url("bosh", "/http-bind") });
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end
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if advertise_websocket and (mm.is_loaded(module.host, "websocket") or mm.is_loaded("*", "websocket")) then
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uris:push({ rel = "urn:xmpp:alt-connections:websocket", href = module:http_url("websocket", "xmpp-websocket"):gsub("^http", "ws") });
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end
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return uris;
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end
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local function GET_xml(event)
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local response = event.response;
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local xrd = st.stanza("XRD", { xmlns='http://docs.oasis-open.org/ns/xri/xrd-1.0' });
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local uris = get_supported();
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for _, method in ipairs(uris) do
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xrd:tag("Link", method):up();
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end
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response.headers.content_type = "application/xrd+xml"
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response.headers.access_control_allow_origin = "*";
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return '<?xml version="1.0" encoding="UTF-8"?>' .. tostring(xrd);
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end
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local function GET_json(event)
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local response = event.response;
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local jrd = { links = get_supported() };
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response.headers.content_type = "application/json"
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response.headers.access_control_allow_origin = "*";
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return json.encode(jrd);
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end;
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module:provides("http", {
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default_path = "/.well-known";
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route = {
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["GET /host-meta"] = GET_xml;
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["GET /host-meta.json"] = GET_json;
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};
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});
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