annotate mod_muc_slow_mode/mod_muc_slow_mode.lua @ 5940:83787415fc8d

mod_muc_slow_mode: update readme file.
author John Livingston <git@john-livingston.fr>
date Fri, 26 Jul 2024 16:00:03 +0200
parents d7c207964aa5
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
5939
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
1 -- mod_muc_slow_mode
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
2 --
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
3 -- SPDX-FileCopyrightText: 2024 John Livingston <https://www.john-livingston.fr/>
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
4 -- SPDX-License-Identifier: AGPL-3.0-only
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
5 --
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
6 -- Implements: XEP-????: MUC Slow Mode (XEP to come).
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
7 --
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
8 -- Imports
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
9 local st = require "util.stanza";
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
10 local jid_bare = require "util.jid".bare;
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
11 local gettime = require 'socket'.gettime;
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
12
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
13 -- Plugin dependencies
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
14 local mod_muc = module:depends "muc";
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
15
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
16 local muc_util = module:require "muc/util";
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
17 local valid_roles = muc_util.valid_roles;
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
18
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
19 -- Namespaces
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
20 local xmlns_muc = "http://jabber.org/protocol/muc";
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
21
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
22 -- Options
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
23
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
24 -- form_position: the position in the room config form (this value will be passed as priority for the "muc-config-form" hook).
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
25 -- Depending on your application, it is possible that the slow mode is more important than other fields (for example for a video streaming service).
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
26 -- So there is an option to change this.
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
27 -- By default, field will be between muc#roomconfig_changesubject and muc#roomconfig_moderatedroom
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
28 local form_position = module:get_option_number("slow_mode_duration_form_position") or 80-2;
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
29
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
30 -- Getter/Setter
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
31 local function get_slow_mode_duration(room)
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
32 return room._data.slow_mode_duration or 0;
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
33 end
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
34
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
35 local function set_slow_mode_duration(room, duration)
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
36 if duration then
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
37 duration = assert(tonumber(duration), "Slow mode duration is not a valid number");
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
38 end
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
39 if duration and duration < 0 then
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
40 duration = 0;
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
41 end
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
42
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
43 if get_slow_mode_duration(room) == duration then return false; end
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
44
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
45 room._data.slow_mode_duration = duration;
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
46 return true;
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
47 end
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
48
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
49 -- Discovering support
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
50 local function add_disco_form(event)
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
51 table.insert(event.form, {
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
52 name = "muc#roominfo_slow_mode_duration";
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
53 value = "";
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
54 });
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
55 event.formdata["muc#roominfo_slow_mode_duration"] = get_slow_mode_duration(event.room);
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
56 end
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
57
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
58 module:hook("muc-disco#info", add_disco_form);
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
59
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
60 -- Config form declaration
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
61 local function add_form_option(event)
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
62 table.insert(event.form, {
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
63 name = "muc#roomconfig_slow_mode_duration";
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
64 type = "text-single";
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
65 datatype = "xs:integer";
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
66 range_min = 0;
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
67 label = "Slow Mode (0=disabled, any positive integer= users can send a message every X seconds.)";
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
68 -- desc = "";
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
69 value = get_slow_mode_duration(event.room);
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
70 });
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
71 end
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
72
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
73 module:hook("muc-config-submitted/muc#roomconfig_slow_mode_duration", function(event)
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
74 if set_slow_mode_duration(event.room, event.value) then
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
75 -- status 104 = configuration change: Inform occupants that a non-privacy-related room configuration change has occurred
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
76 event.status_codes["104"] = true;
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
77 end
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
78 end);
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
79
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
80 module:hook("muc-config-form", add_form_option, form_position);
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
81
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
82 -- handling groupchat messages
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
83 function handle_groupchat(event)
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
84 local origin, stanza = event.origin, event.stanza;
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
85 local room = event.room;
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
86
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
87 -- only consider messages with body (ie: ignore chatstate and other non-text xmpp messages)
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
88 local body = stanza:get_child_text("body")
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
89 if not body or #body < 1 then
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
90 -- module:log("debug", "No body, message accepted");
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
91 return;
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
92 end
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
93
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
94 local duration = get_slow_mode_duration(room) or 0;
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
95 if duration <= 0 then
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
96 -- no slow mode for this room
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
97 -- module:log("debug", "No slow mode for this room");
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
98 return;
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
99 end
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
100
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
101 -- Checking user's permissions (moderators are not subject to slow mode)
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
102 local actor = stanza.attr.from;
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
103 local actor_nick = room:get_occupant_jid(actor);
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
104 local actor_jid = jid_bare(actor);
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
105 -- Only checking role, not affiliation (slow mode only applies on users currently connected to the room)
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
106 local role = room:get_role(actor_nick);
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
107 if valid_roles[role or "none"] >= valid_roles.moderator then
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
108 -- user bypasses the slow mode.
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
109 -- module:log("debug", "User is moderator, bypassing slow mode");
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
110 return;
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
111 end
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
112
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
113 if not room.slow_mode_last_messages then
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
114 -- We store last message time for each users in room.slow_mode_last_messages:
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
115 -- * key: bare jid (without the nickname)
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
116 -- * value: last message timestamp
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
117 -- If room is cleared from memory, these data are lost. But should not be an issue.
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
118 -- For now, i don't clean slow_mode_last_messages, it should not use too much memory.
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
119 -- module:log("debug", "Initializing slow_mode_last_messages for the room.");
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
120 room.slow_mode_last_messages = {};
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
121 end
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
122
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
123 local now = gettime();
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
124 local previous = room.slow_mode_last_messages[actor_jid];
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
125 -- module:log(
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
126 -- "debug",
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
127 -- "Last message for user %s was at %s, now is %s, duration is %s, now - previous is %s",
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
128 -- actor_jid,
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
129 -- previous or 0,
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
130 -- now,
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
131 -- duration,
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
132 -- (now - (previous or 0))
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
133 -- );
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
134 if ((not previous) or (now - previous > duration)) then
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
135 -- module:log("debug", "Message accepted");
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
136 room.slow_mode_last_messages[actor_jid] = now;
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
137 return;
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
138 end
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
139
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
140 module:log("debug", "Bouncing message for user %s", actor_nick);
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
141 local reply = st.error_reply(
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
142 stanza,
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
143 -- error_type = 'wait' (see descriptions in RFC 6120 https://xmpp.org/rfcs/rfc6120.html#stanzas-error-syntax)
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
144 "wait",
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
145 -- error_condition = 'policy-violation' (see RFC 6120 Defined Error Conditions https://xmpp.org/rfcs/rfc6120.html#stanzas-error-conditions)
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
146 "policy-violation",
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
147 "You have exceeded the limit imposed by the slow mode in this room. You have to wait " .. duration .. " seconds between messages. Please try again later"
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
148 );
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
149
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
150 -- Note: following commented lines were inspired by mod_muc_limits, but it seems it is not required.
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
151 -- if body then
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
152 -- reply:up():tag("body"):text(body):up();
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
153 -- end
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
154 -- local x = stanza:get_child("x", xmlns_muc);
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
155 -- if x then
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
156 -- reply:add_child(st.clone(x));
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
157 -- end
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
158
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
159 origin.send(reply);
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
160 return true; -- stoping propagation
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
161 end
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
162
d7c207964aa5 mod_muc_slow_mode: initial commit.
John Livingston <git@john-livingston.fr>
parents:
diff changeset
163 module:hook("muc-occupant-groupchat", handle_groupchat);