Mercurial > prosody-modules

annotate mod_muc_eventsource/mod_muc_eventsource.lua @ 2884:16e9f37b3f82

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
mod_http_auth_check: New HTTP module to test user credentials
author Nicolas Cedilnik <nicoco@nicoco.fr>
date Tue, 20 Feb 2018 12:57:44 +0000
parents 7c16afc70d11
children 39485b9bbdd6
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
2883
7c16afc70d11 mod_muc_eventsource: New module forked from mod_pubsub_eventsource, exposes room message stream over SSE
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
1 module:depends("http");
7c16afc70d11 mod_muc_eventsource: New module forked from mod_pubsub_eventsource, exposes room message stream over SSE
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
2
7c16afc70d11 mod_muc_eventsource: New module forked from mod_pubsub_eventsource, exposes room message stream over SSE
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
3 local jid_split = require "util.jid".split;
7c16afc70d11 mod_muc_eventsource: New module forked from mod_pubsub_eventsource, exposes room message stream over SSE
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
4 local json = require "util.json";
7c16afc70d11 mod_muc_eventsource: New module forked from mod_pubsub_eventsource, exposes room message stream over SSE
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
5
7c16afc70d11 mod_muc_eventsource: New module forked from mod_pubsub_eventsource, exposes room message stream over SSE
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
6 local streams = {};
7c16afc70d11 mod_muc_eventsource: New module forked from mod_pubsub_eventsource, exposes room message stream over SSE
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
7
7c16afc70d11 mod_muc_eventsource: New module forked from mod_pubsub_eventsource, exposes room message stream over SSE
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
8 function client_closed(response)
7c16afc70d11 mod_muc_eventsource: New module forked from mod_pubsub_eventsource, exposes room message stream over SSE
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
9 local node = response._eventsource_node;
7c16afc70d11 mod_muc_eventsource: New module forked from mod_pubsub_eventsource, exposes room message stream over SSE
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
10 module:log("debug", "Destroying client for %q", node);
7c16afc70d11 mod_muc_eventsource: New module forked from mod_pubsub_eventsource, exposes room message stream over SSE
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
11 streams[node][response] = nil;
7c16afc70d11 mod_muc_eventsource: New module forked from mod_pubsub_eventsource, exposes room message stream over SSE
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
12 if next(streams[node]) == nil then
7c16afc70d11 mod_muc_eventsource: New module forked from mod_pubsub_eventsource, exposes room message stream over SSE
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
13 streams[node] = nil;
7c16afc70d11 mod_muc_eventsource: New module forked from mod_pubsub_eventsource, exposes room message stream over SSE
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
14 end
7c16afc70d11 mod_muc_eventsource: New module forked from mod_pubsub_eventsource, exposes room message stream over SSE
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
15 end
7c16afc70d11 mod_muc_eventsource: New module forked from mod_pubsub_eventsource, exposes room message stream over SSE
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
16
7c16afc70d11 mod_muc_eventsource: New module forked from mod_pubsub_eventsource, exposes room message stream over SSE
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
17 function serve_stream(event, node)
7c16afc70d11 mod_muc_eventsource: New module forked from mod_pubsub_eventsource, exposes room message stream over SSE
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
18 module:log("debug", "Client subscribed to: %s", node);
7c16afc70d11 mod_muc_eventsource: New module forked from mod_pubsub_eventsource, exposes room message stream over SSE
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
19
7c16afc70d11 mod_muc_eventsource: New module forked from mod_pubsub_eventsource, exposes room message stream over SSE
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
20 local response = event.response;
7c16afc70d11 mod_muc_eventsource: New module forked from mod_pubsub_eventsource, exposes room message stream over SSE
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
21 response.on_destroy = client_closed;
7c16afc70d11 mod_muc_eventsource: New module forked from mod_pubsub_eventsource, exposes room message stream over SSE
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
22 response._eventsource_node = node;
7c16afc70d11 mod_muc_eventsource: New module forked from mod_pubsub_eventsource, exposes room message stream over SSE
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
23
7c16afc70d11 mod_muc_eventsource: New module forked from mod_pubsub_eventsource, exposes room message stream over SSE
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
24 response.conn:write(table.concat({
7c16afc70d11 mod_muc_eventsource: New module forked from mod_pubsub_eventsource, exposes room message stream over SSE
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
25 "HTTP/1.1 200 OK";
7c16afc70d11 mod_muc_eventsource: New module forked from mod_pubsub_eventsource, exposes room message stream over SSE
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
26 "Content-Type: text/event-stream";
7c16afc70d11 mod_muc_eventsource: New module forked from mod_pubsub_eventsource, exposes room message stream over SSE
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
27 "Access-Control-Allow-Origin: *";
7c16afc70d11 mod_muc_eventsource: New module forked from mod_pubsub_eventsource, exposes room message stream over SSE
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
28 "Access-Control-Allow-Methods: GET";
7c16afc70d11 mod_muc_eventsource: New module forked from mod_pubsub_eventsource, exposes room message stream over SSE
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
29 "Access-Control-Max-Age: 7200";
7c16afc70d11 mod_muc_eventsource: New module forked from mod_pubsub_eventsource, exposes room message stream over SSE
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
30 "";
7c16afc70d11 mod_muc_eventsource: New module forked from mod_pubsub_eventsource, exposes room message stream over SSE
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
31 "";
7c16afc70d11 mod_muc_eventsource: New module forked from mod_pubsub_eventsource, exposes room message stream over SSE
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
32 }, "\r\n"));
7c16afc70d11 mod_muc_eventsource: New module forked from mod_pubsub_eventsource, exposes room message stream over SSE
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
33
7c16afc70d11 mod_muc_eventsource: New module forked from mod_pubsub_eventsource, exposes room message stream over SSE
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
34 local clientlist = streams[node];
7c16afc70d11 mod_muc_eventsource: New module forked from mod_pubsub_eventsource, exposes room message stream over SSE
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
35 if not clientlist then
7c16afc70d11 mod_muc_eventsource: New module forked from mod_pubsub_eventsource, exposes room message stream over SSE
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
36 clientlist = {};
7c16afc70d11 mod_muc_eventsource: New module forked from mod_pubsub_eventsource, exposes room message stream over SSE
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
37 streams[node] = clientlist;
7c16afc70d11 mod_muc_eventsource: New module forked from mod_pubsub_eventsource, exposes room message stream over SSE
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
38 end
7c16afc70d11 mod_muc_eventsource: New module forked from mod_pubsub_eventsource, exposes room message stream over SSE
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
39 clientlist[response] = response.conn;
7c16afc70d11 mod_muc_eventsource: New module forked from mod_pubsub_eventsource, exposes room message stream over SSE
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
40
7c16afc70d11 mod_muc_eventsource: New module forked from mod_pubsub_eventsource, exposes room message stream over SSE
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
41 return true;
7c16afc70d11 mod_muc_eventsource: New module forked from mod_pubsub_eventsource, exposes room message stream over SSE
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
42 end
7c16afc70d11 mod_muc_eventsource: New module forked from mod_pubsub_eventsource, exposes room message stream over SSE
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
43
7c16afc70d11 mod_muc_eventsource: New module forked from mod_pubsub_eventsource, exposes room message stream over SSE
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
44 function handle_message(event)
7c16afc70d11 mod_muc_eventsource: New module forked from mod_pubsub_eventsource, exposes room message stream over SSE
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
45 local room, stanza = event.room, event.stanza;
7c16afc70d11 mod_muc_eventsource: New module forked from mod_pubsub_eventsource, exposes room message stream over SSE
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
46 local node = (jid_split(event.room.jid));
7c16afc70d11 mod_muc_eventsource: New module forked from mod_pubsub_eventsource, exposes room message stream over SSE
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
47 local clientlist = streams[node];
7c16afc70d11 mod_muc_eventsource: New module forked from mod_pubsub_eventsource, exposes room message stream over SSE
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
48 if not clientlist then module:log("debug", "No clients for %q", node); return; end
7c16afc70d11 mod_muc_eventsource: New module forked from mod_pubsub_eventsource, exposes room message stream over SSE
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
49
7c16afc70d11 mod_muc_eventsource: New module forked from mod_pubsub_eventsource, exposes room message stream over SSE
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
50 -- Extract body from message
7c16afc70d11 mod_muc_eventsource: New module forked from mod_pubsub_eventsource, exposes room message stream over SSE
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
51 local body = event.stanza:get_child_text("body");
7c16afc70d11 mod_muc_eventsource: New module forked from mod_pubsub_eventsource, exposes room message stream over SSE
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
52 if not body then
7c16afc70d11 mod_muc_eventsource: New module forked from mod_pubsub_eventsource, exposes room message stream over SSE
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
53 return;
7c16afc70d11 mod_muc_eventsource: New module forked from mod_pubsub_eventsource, exposes room message stream over SSE
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
54 end
7c16afc70d11 mod_muc_eventsource: New module forked from mod_pubsub_eventsource, exposes room message stream over SSE
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
55 local nick = select(3, jid_split(stanza.attr.from));
7c16afc70d11 mod_muc_eventsource: New module forked from mod_pubsub_eventsource, exposes room message stream over SSE
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
56 -- Encode body and broadcast to eventsource subscribers
7c16afc70d11 mod_muc_eventsource: New module forked from mod_pubsub_eventsource, exposes room message stream over SSE
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
57 local json_data = json.encode({
7c16afc70d11 mod_muc_eventsource: New module forked from mod_pubsub_eventsource, exposes room message stream over SSE
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
58 nick = nick;
7c16afc70d11 mod_muc_eventsource: New module forked from mod_pubsub_eventsource, exposes room message stream over SSE
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
59 body = body;
7c16afc70d11 mod_muc_eventsource: New module forked from mod_pubsub_eventsource, exposes room message stream over SSE
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
60 });
7c16afc70d11 mod_muc_eventsource: New module forked from mod_pubsub_eventsource, exposes room message stream over SSE
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
61 local data = "data: "..json_data:gsub("\n", "\ndata: \n").."\n\n";
7c16afc70d11 mod_muc_eventsource: New module forked from mod_pubsub_eventsource, exposes room message stream over SSE
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
62 for response, conn in pairs(clientlist) do
7c16afc70d11 mod_muc_eventsource: New module forked from mod_pubsub_eventsource, exposes room message stream over SSE
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
63 conn:write(data);
7c16afc70d11 mod_muc_eventsource: New module forked from mod_pubsub_eventsource, exposes room message stream over SSE
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
64 end
7c16afc70d11 mod_muc_eventsource: New module forked from mod_pubsub_eventsource, exposes room message stream over SSE
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
65 end
7c16afc70d11 mod_muc_eventsource: New module forked from mod_pubsub_eventsource, exposes room message stream over SSE
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
66
7c16afc70d11 mod_muc_eventsource: New module forked from mod_pubsub_eventsource, exposes room message stream over SSE
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
67 module:provides("http", {
7c16afc70d11 mod_muc_eventsource: New module forked from mod_pubsub_eventsource, exposes room message stream over SSE
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
68 name = "eventsource";
7c16afc70d11 mod_muc_eventsource: New module forked from mod_pubsub_eventsource, exposes room message stream over SSE
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
69 route = {
7c16afc70d11 mod_muc_eventsource: New module forked from mod_pubsub_eventsource, exposes room message stream over SSE
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
70 ["GET /*"] = serve_stream;
7c16afc70d11 mod_muc_eventsource: New module forked from mod_pubsub_eventsource, exposes room message stream over SSE
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
71 };
7c16afc70d11 mod_muc_eventsource: New module forked from mod_pubsub_eventsource, exposes room message stream over SSE
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
72 });
7c16afc70d11 mod_muc_eventsource: New module forked from mod_pubsub_eventsource, exposes room message stream over SSE
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
73
7c16afc70d11 mod_muc_eventsource: New module forked from mod_pubsub_eventsource, exposes room message stream over SSE
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
74
7c16afc70d11 mod_muc_eventsource: New module forked from mod_pubsub_eventsource, exposes room message stream over SSE
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
75 module:hook("muc-broadcast-message", handle_message);