Mercurial > prosody-modules

annotate mod_carbons/mod_carbons.lua @ 599:7df0d5c8abfd

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
mod_register_json: punctuation adjust
author Marco Cirillo <maranda@lightwitch.org>
date Thu, 09 Feb 2012 00:47:01 +0000
parents 77f350635f4f
children ce2798a1bc56
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
521
6d0d2673f95e mod_carbons: Add MIT license statement.
Kim Alvefur <zash@zash.se>
parents: 520
diff changeset
1 -- XEP-0280: Message Carbons implementation for Prosody
6d0d2673f95e mod_carbons: Add MIT license statement.
Kim Alvefur <zash@zash.se>
parents: 520
diff changeset
2 -- Copyright (C) 2011 Kim Alvefur
6d0d2673f95e mod_carbons: Add MIT license statement.
Kim Alvefur <zash@zash.se>
parents: 520
diff changeset
3 --
6d0d2673f95e mod_carbons: Add MIT license statement.
Kim Alvefur <zash@zash.se>
parents: 520
diff changeset
4 -- This file is MIT/X11 licensed.
6d0d2673f95e mod_carbons: Add MIT license statement.
Kim Alvefur <zash@zash.se>
parents: 520
diff changeset
5
462
f28a3f260fc2 mod_carbons: Initial commit.
Kim Alvefur <zash@zash.se>
parents:
diff changeset
6 local st = require "util.stanza";
f28a3f260fc2 mod_carbons: Initial commit.
Kim Alvefur <zash@zash.se>
parents:
diff changeset
7 local jid_bare = require "util.jid".bare;
f28a3f260fc2 mod_carbons: Initial commit.
Kim Alvefur <zash@zash.se>
parents:
diff changeset
8 local jid_split = require "util.jid".split;
f28a3f260fc2 mod_carbons: Initial commit.
Kim Alvefur <zash@zash.se>
parents:
diff changeset
9 local xmlns_carbons = "urn:xmpp:carbons:1";
f28a3f260fc2 mod_carbons: Initial commit.
Kim Alvefur <zash@zash.se>
parents:
diff changeset
10 local xmlns_forward = "urn:xmpp:forward:0";
f28a3f260fc2 mod_carbons: Initial commit.
Kim Alvefur <zash@zash.se>
parents:
diff changeset
11 local host_sessions = hosts[module.host].sessions;
f28a3f260fc2 mod_carbons: Initial commit.
Kim Alvefur <zash@zash.se>
parents:
diff changeset
12
f28a3f260fc2 mod_carbons: Initial commit.
Kim Alvefur <zash@zash.se>
parents:
diff changeset
13 module:hook("iq/self/"..xmlns_carbons..":enable", function(event)
f28a3f260fc2 mod_carbons: Initial commit.
Kim Alvefur <zash@zash.se>
parents:
diff changeset
14 local origin, stanza = event.origin, event.stanza;
f28a3f260fc2 mod_carbons: Initial commit.
Kim Alvefur <zash@zash.se>
parents:
diff changeset
15 if stanza.attr.type == "set" then
f28a3f260fc2 mod_carbons: Initial commit.
Kim Alvefur <zash@zash.se>
parents:
diff changeset
16 module:log("debug", "%s enabled carbons", origin.full_jid);
f28a3f260fc2 mod_carbons: Initial commit.
Kim Alvefur <zash@zash.se>
parents:
diff changeset
17 origin.want_carbons = true;
f28a3f260fc2 mod_carbons: Initial commit.
Kim Alvefur <zash@zash.se>
parents:
diff changeset
18 origin.send(st.reply(stanza));
f28a3f260fc2 mod_carbons: Initial commit.
Kim Alvefur <zash@zash.se>
parents:
diff changeset
19 return true
f28a3f260fc2 mod_carbons: Initial commit.
Kim Alvefur <zash@zash.se>
parents:
diff changeset
20 end
f28a3f260fc2 mod_carbons: Initial commit.
Kim Alvefur <zash@zash.se>
parents:
diff changeset
21 end);
f28a3f260fc2 mod_carbons: Initial commit.
Kim Alvefur <zash@zash.se>
parents:
diff changeset
22
f28a3f260fc2 mod_carbons: Initial commit.
Kim Alvefur <zash@zash.se>
parents:
diff changeset
23 module:hook("iq/self/"..xmlns_carbons..":disable", function(event)
f28a3f260fc2 mod_carbons: Initial commit.
Kim Alvefur <zash@zash.se>
parents:
diff changeset
24 local origin, stanza = event.origin, event.stanza;
f28a3f260fc2 mod_carbons: Initial commit.
Kim Alvefur <zash@zash.se>
parents:
diff changeset
25 if stanza.attr.type == "set" then
f28a3f260fc2 mod_carbons: Initial commit.
Kim Alvefur <zash@zash.se>
parents:
diff changeset
26 module:log("debug", "%s disabled carbons", origin.full_jid);
f28a3f260fc2 mod_carbons: Initial commit.
Kim Alvefur <zash@zash.se>
parents:
diff changeset
27 origin.want_carbons = nil;
f28a3f260fc2 mod_carbons: Initial commit.
Kim Alvefur <zash@zash.se>
parents:
diff changeset
28 origin.send(st.reply(stanza));
f28a3f260fc2 mod_carbons: Initial commit.
Kim Alvefur <zash@zash.se>
parents:
diff changeset
29 return true
f28a3f260fc2 mod_carbons: Initial commit.
Kim Alvefur <zash@zash.se>
parents:
diff changeset
30 end
f28a3f260fc2 mod_carbons: Initial commit.
Kim Alvefur <zash@zash.se>
parents:
diff changeset
31 end);
f28a3f260fc2 mod_carbons: Initial commit.
Kim Alvefur <zash@zash.se>
parents:
diff changeset
32
480
0cef5be669de mod_carbons: Consolidate message handlers
Kim Alvefur <zash@zash.se>
parents: 463
diff changeset
33 local function message_handler(event, c2s)
462
f28a3f260fc2 mod_carbons: Initial commit.
Kim Alvefur <zash@zash.se>
parents:
diff changeset
34 local origin, stanza = event.origin, event.stanza;
f28a3f260fc2 mod_carbons: Initial commit.
Kim Alvefur <zash@zash.se>
parents:
diff changeset
35 local orig_type = stanza.attr.type;
f28a3f260fc2 mod_carbons: Initial commit.
Kim Alvefur <zash@zash.se>
parents:
diff changeset
36 local orig_to = stanza.attr.to;
480
0cef5be669de mod_carbons: Consolidate message handlers
Kim Alvefur <zash@zash.se>
parents: 463
diff changeset
37 local orig_from = stanza.attr.from;
462
f28a3f260fc2 mod_carbons: Initial commit.
Kim Alvefur <zash@zash.se>
parents:
diff changeset
38
f28a3f260fc2 mod_carbons: Initial commit.
Kim Alvefur <zash@zash.se>
parents:
diff changeset
39 if not (orig_type == nil
f28a3f260fc2 mod_carbons: Initial commit.
Kim Alvefur <zash@zash.se>
parents:
diff changeset
40 or orig_type == "normal"
f28a3f260fc2 mod_carbons: Initial commit.
Kim Alvefur <zash@zash.se>
parents:
diff changeset
41 or orig_type == "chat") then
480
0cef5be669de mod_carbons: Consolidate message handlers
Kim Alvefur <zash@zash.se>
parents: 463
diff changeset
42 return -- No carbons for messages of type error or headline
462
f28a3f260fc2 mod_carbons: Initial commit.
Kim Alvefur <zash@zash.se>
parents:
diff changeset
43 end
f28a3f260fc2 mod_carbons: Initial commit.
Kim Alvefur <zash@zash.se>
parents:
diff changeset
44
f28a3f260fc2 mod_carbons: Initial commit.
Kim Alvefur <zash@zash.se>
parents:
diff changeset
45 local bare_jid, user_sessions;
480
0cef5be669de mod_carbons: Consolidate message handlers
Kim Alvefur <zash@zash.se>
parents: 463
diff changeset
46 local no_carbon_to = {};
0cef5be669de mod_carbons: Consolidate message handlers
Kim Alvefur <zash@zash.se>
parents: 463
diff changeset
47 module:log("debug", "origin (%s) type: %s", tostring(origin), origin.type)
0cef5be669de mod_carbons: Consolidate message handlers
Kim Alvefur <zash@zash.se>
parents: 463
diff changeset
48 if c2s then -- Stanza sent by a local client
462
f28a3f260fc2 mod_carbons: Initial commit.
Kim Alvefur <zash@zash.se>
parents:
diff changeset
49 bare_jid = (origin.username.."@"..origin.host)
f28a3f260fc2 mod_carbons: Initial commit.
Kim Alvefur <zash@zash.se>
parents:
diff changeset
50 user_sessions = host_sessions[origin.username];
480
0cef5be669de mod_carbons: Consolidate message handlers
Kim Alvefur <zash@zash.se>
parents: 463
diff changeset
51 else -- Stanza about to be delivered to a local client
0cef5be669de mod_carbons: Consolidate message handlers
Kim Alvefur <zash@zash.se>
parents: 463
diff changeset
52 local username, hostname, resource = jid_split(orig_to);
0cef5be669de mod_carbons: Consolidate message handlers
Kim Alvefur <zash@zash.se>
parents: 463
diff changeset
53 bare_jid = jid_bare(orig_to);
0cef5be669de mod_carbons: Consolidate message handlers
Kim Alvefur <zash@zash.se>
parents: 463
diff changeset
54 user_sessions = host_sessions[username];
0cef5be669de mod_carbons: Consolidate message handlers
Kim Alvefur <zash@zash.se>
parents: 463
diff changeset
55 if resource then
0cef5be669de mod_carbons: Consolidate message handlers
Kim Alvefur <zash@zash.se>
parents: 463
diff changeset
56 no_carbon_to[resource] = true;
0cef5be669de mod_carbons: Consolidate message handlers
Kim Alvefur <zash@zash.se>
parents: 463
diff changeset
57 else
0cef5be669de mod_carbons: Consolidate message handlers
Kim Alvefur <zash@zash.se>
parents: 463
diff changeset
58 local top_resources = user_sessions.top_resources;
0cef5be669de mod_carbons: Consolidate message handlers
Kim Alvefur <zash@zash.se>
parents: 463
diff changeset
59 for _, session in ipairs(top_resources) do
0cef5be669de mod_carbons: Consolidate message handlers
Kim Alvefur <zash@zash.se>
parents: 463
diff changeset
60 no_carbon_to[session.resource] = true;
0cef5be669de mod_carbons: Consolidate message handlers
Kim Alvefur <zash@zash.se>
parents: 463
diff changeset
61 end
0cef5be669de mod_carbons: Consolidate message handlers
Kim Alvefur <zash@zash.se>
parents: 463
diff changeset
62 end
462
f28a3f260fc2 mod_carbons: Initial commit.
Kim Alvefur <zash@zash.se>
parents:
diff changeset
63 end
f28a3f260fc2 mod_carbons: Initial commit.
Kim Alvefur <zash@zash.se>
parents:
diff changeset
64
480
0cef5be669de mod_carbons: Consolidate message handlers
Kim Alvefur <zash@zash.se>
parents: 463
diff changeset
65 if not c2s and stanza:get_child("private", xmlns_carbons) then
0cef5be669de mod_carbons: Consolidate message handlers
Kim Alvefur <zash@zash.se>
parents: 463
diff changeset
66 stanza:maptags(function(tag)
0cef5be669de mod_carbons: Consolidate message handlers
Kim Alvefur <zash@zash.se>
parents: 463
diff changeset
67 return tag.attr.xmlns == xmlns_carbons
0cef5be669de mod_carbons: Consolidate message handlers
Kim Alvefur <zash@zash.se>
parents: 463
diff changeset
68 and tag.name == "private" and tag or nil;
0cef5be669de mod_carbons: Consolidate message handlers
Kim Alvefur <zash@zash.se>
parents: 463
diff changeset
69 end);
0cef5be669de mod_carbons: Consolidate message handlers
Kim Alvefur <zash@zash.se>
parents: 463
diff changeset
70 return
0cef5be669de mod_carbons: Consolidate message handlers
Kim Alvefur <zash@zash.se>
parents: 463
diff changeset
71 end
0cef5be669de mod_carbons: Consolidate message handlers
Kim Alvefur <zash@zash.se>
parents: 463
diff changeset
72
0cef5be669de mod_carbons: Consolidate message handlers
Kim Alvefur <zash@zash.se>
parents: 463
diff changeset
73 if not stanza:get_child("forwarded", xmlns_forward) then
462
f28a3f260fc2 mod_carbons: Initial commit.
Kim Alvefur <zash@zash.se>
parents:
diff changeset
74 user_sessions = user_sessions and user_sessions.sessions;
f28a3f260fc2 mod_carbons: Initial commit.
Kim Alvefur <zash@zash.se>
parents:
diff changeset
75 for resource, session in pairs(user_sessions) do
f28a3f260fc2 mod_carbons: Initial commit.
Kim Alvefur <zash@zash.se>
parents:
diff changeset
76 local full_jid = bare_jid .. "/" .. resource;
480
0cef5be669de mod_carbons: Consolidate message handlers
Kim Alvefur <zash@zash.se>
parents: 463
diff changeset
77 if session.want_carbons then
0cef5be669de mod_carbons: Consolidate message handlers
Kim Alvefur <zash@zash.se>
parents: 463
diff changeset
78 if (c2s and session ~= origin) or (not c2s and not no_carbon_to[resource]) then
0cef5be669de mod_carbons: Consolidate message handlers
Kim Alvefur <zash@zash.se>
parents: 463
diff changeset
79 local msg = st.clone(stanza);
0cef5be669de mod_carbons: Consolidate message handlers
Kim Alvefur <zash@zash.se>
parents: 463
diff changeset
80 msg.attr.xmlns = msg.attr.xmlns or "jabber:client";
0cef5be669de mod_carbons: Consolidate message handlers
Kim Alvefur <zash@zash.se>
parents: 463
diff changeset
81 local fwd = st.message{
0cef5be669de mod_carbons: Consolidate message handlers
Kim Alvefur <zash@zash.se>
parents: 463
diff changeset
82 from = bare_jid,
0cef5be669de mod_carbons: Consolidate message handlers
Kim Alvefur <zash@zash.se>
parents: 463
diff changeset
83 to = full_jid,
0cef5be669de mod_carbons: Consolidate message handlers
Kim Alvefur <zash@zash.se>
parents: 463
diff changeset
84 type = orig_type,
0cef5be669de mod_carbons: Consolidate message handlers
Kim Alvefur <zash@zash.se>
parents: 463
diff changeset
85 }
545
77f350635f4f mod_carbons: Update to Carbons v0.6.
Kim Alvefur <zash@zash.se>
parents: 521
diff changeset
86 :tag(c2s and "sent" or "received", { xmlns = xmlns_carbons }):up()
480
0cef5be669de mod_carbons: Consolidate message handlers
Kim Alvefur <zash@zash.se>
parents: 463
diff changeset
87 :tag("forwarded", { xmlns = xmlns_forward })
510
59e80326f2b3 mod_carbons: Fix a typo and unindent a line.
Kim Alvefur <zash@zash.se>
parents: 480
diff changeset
88 :add_child(msg);
480
0cef5be669de mod_carbons: Consolidate message handlers
Kim Alvefur <zash@zash.se>
parents: 463
diff changeset
89 core_post_stanza(origin, fwd);
0cef5be669de mod_carbons: Consolidate message handlers
Kim Alvefur <zash@zash.se>
parents: 463
diff changeset
90 end
462
f28a3f260fc2 mod_carbons: Initial commit.
Kim Alvefur <zash@zash.se>
parents:
diff changeset
91 end
f28a3f260fc2 mod_carbons: Initial commit.
Kim Alvefur <zash@zash.se>
parents:
diff changeset
92 end
f28a3f260fc2 mod_carbons: Initial commit.
Kim Alvefur <zash@zash.se>
parents:
diff changeset
93 end
f28a3f260fc2 mod_carbons: Initial commit.
Kim Alvefur <zash@zash.se>
parents:
diff changeset
94 end
f28a3f260fc2 mod_carbons: Initial commit.
Kim Alvefur <zash@zash.se>
parents:
diff changeset
95
480
0cef5be669de mod_carbons: Consolidate message handlers
Kim Alvefur <zash@zash.se>
parents: 463
diff changeset
96 local function c2s_message_handler(event)
0cef5be669de mod_carbons: Consolidate message handlers
Kim Alvefur <zash@zash.se>
parents: 463
diff changeset
97 return message_handler(event, true)
462
f28a3f260fc2 mod_carbons: Initial commit.
Kim Alvefur <zash@zash.se>
parents:
diff changeset
98 end
f28a3f260fc2 mod_carbons: Initial commit.
Kim Alvefur <zash@zash.se>
parents:
diff changeset
99
f28a3f260fc2 mod_carbons: Initial commit.
Kim Alvefur <zash@zash.se>
parents:
diff changeset
100 -- Stanzas sent by local clients
f28a3f260fc2 mod_carbons: Initial commit.
Kim Alvefur <zash@zash.se>
parents:
diff changeset
101 module:hook("pre-message/bare", c2s_message_handler, 1);
f28a3f260fc2 mod_carbons: Initial commit.
Kim Alvefur <zash@zash.se>
parents:
diff changeset
102 module:hook("pre-message/full", c2s_message_handler, 1);
510
59e80326f2b3 mod_carbons: Fix a typo and unindent a line.
Kim Alvefur <zash@zash.se>
parents: 480
diff changeset
103 -- Stanzas to local clients
480
0cef5be669de mod_carbons: Consolidate message handlers
Kim Alvefur <zash@zash.se>
parents: 463
diff changeset
104 module:hook("message/bare", message_handler, 1);
0cef5be669de mod_carbons: Consolidate message handlers
Kim Alvefur <zash@zash.se>
parents: 463
diff changeset
105 module:hook("message/full", message_handler, 1);
462
f28a3f260fc2 mod_carbons: Initial commit.
Kim Alvefur <zash@zash.se>
parents:
diff changeset
106
f28a3f260fc2 mod_carbons: Initial commit.
Kim Alvefur <zash@zash.se>
parents:
diff changeset
107 module:add_feature(xmlns_carbons);