Mercurial > prosody-modules

annotate mod_muc_eventsource/mod_muc_eventsource.lua @ 4980:da151f9af861

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
replaced 'session' with 'origin' in push_disable session is not defined in this function, trying to access it leads to an error. The correct reference seems to be 'origin'. (This may have come about by copying from the similar code in process_stanza_queue.)
author arcseconds
date Sat, 30 Jul 2022 21:07:47 +1200
parents 39485b9bbdd6
children
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");
2897
39485b9bbdd6 mod_muc_eventsource: validate node with nodeprep
Senya <senya@kinetiksoft.com>
parents: 2883
diff changeset
2 local nodeprep = require "util.encodings".stringprep.nodeprep;
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
3
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 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
5 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
6
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 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
8
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 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
10 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
11 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
12 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
13 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
14 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
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 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
17
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 function serve_stream(event, node)
2897
39485b9bbdd6 mod_muc_eventsource: validate node with nodeprep
Senya <senya@kinetiksoft.com>
parents: 2883
diff changeset
19 local response = event.response;
39485b9bbdd6 mod_muc_eventsource: validate node with nodeprep
Senya <senya@kinetiksoft.com>
parents: 2883
diff changeset
20
39485b9bbdd6 mod_muc_eventsource: validate node with nodeprep
Senya <senya@kinetiksoft.com>
parents: 2883
diff changeset
21 node = nodeprep(node);
39485b9bbdd6 mod_muc_eventsource: validate node with nodeprep
Senya <senya@kinetiksoft.com>
parents: 2883
diff changeset
22 if node == nil then
39485b9bbdd6 mod_muc_eventsource: validate node with nodeprep
Senya <senya@kinetiksoft.com>
parents: 2883
diff changeset
23 return 400;
39485b9bbdd6 mod_muc_eventsource: validate node with nodeprep
Senya <senya@kinetiksoft.com>
parents: 2883
diff changeset
24 end
39485b9bbdd6 mod_muc_eventsource: validate node with nodeprep
Senya <senya@kinetiksoft.com>
parents: 2883
diff changeset
25
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
26 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
27
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 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
29 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
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 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
32 "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
33 "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
34 "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
35 "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
36 "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
37 "";
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 "";
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 }, "\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
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 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
42 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
43 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
44 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
45 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
46 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
47
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 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
49 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
50
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 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
52 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
53 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
54 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
55 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
56
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 -- 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
58 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
59 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
60 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
61 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
62 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
63 -- 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
64 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
65 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
66 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
67 });
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 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
69 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
70 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
71 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
72 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
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 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
75 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
76 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
77 ["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
78 };
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
79 });
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
80
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
81
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
82 module:hook("muc-broadcast-message", handle_message);