Annotate

plugins/muc/occupant.lib.lua @ 9032:029e1e18d65c

mod_pubsub: Add support for owner subscription retrieval https://xmpp.org/extensions/xep-0060.html#owner-subscriptions-retrieve
author Kim Alvefur <zash@zash.se>
date Fri, 13 Jul 2018 04:42:19 +0200
parent 7086:6cc7c9da29ed
child 12977:74b9e05af71e
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
6179
e488a90195bc plugins/muc: Massive refactor
daurnimator <quae@daurnimator.com>
parents:
diff changeset
1 local pairs = pairs;
e488a90195bc plugins/muc: Massive refactor
daurnimator <quae@daurnimator.com>
parents:
diff changeset
2 local setmetatable = setmetatable;
e488a90195bc plugins/muc: Massive refactor
daurnimator <quae@daurnimator.com>
parents:
diff changeset
3 local st = require "util.stanza";
6271
006b0e0f0de2 plugins/muc: Move 'x' filtering from occupant to util
daurnimator <quae@daurnimator.com>
parents: 6251
diff changeset
4 local util = module:require "muc/util";
6179
e488a90195bc plugins/muc: Massive refactor
daurnimator <quae@daurnimator.com>
parents:
diff changeset
5
6271
006b0e0f0de2 plugins/muc: Move 'x' filtering from occupant to util
daurnimator <quae@daurnimator.com>
parents: 6251
diff changeset
6 local function get_filtered_presence(stanza)
006b0e0f0de2 plugins/muc: Move 'x' filtering from occupant to util
daurnimator <quae@daurnimator.com>
parents: 6251
diff changeset
7 return util.filter_muc_x(st.clone(stanza));
6179
e488a90195bc plugins/muc: Massive refactor
daurnimator <quae@daurnimator.com>
parents:
diff changeset
8 end
e488a90195bc plugins/muc: Massive refactor
daurnimator <quae@daurnimator.com>
parents:
diff changeset
9
e488a90195bc plugins/muc: Massive refactor
daurnimator <quae@daurnimator.com>
parents:
diff changeset
10 local occupant_mt = {};
e488a90195bc plugins/muc: Massive refactor
daurnimator <quae@daurnimator.com>
parents:
diff changeset
11 occupant_mt.__index = occupant_mt;
e488a90195bc plugins/muc: Massive refactor
daurnimator <quae@daurnimator.com>
parents:
diff changeset
12
e488a90195bc plugins/muc: Massive refactor
daurnimator <quae@daurnimator.com>
parents:
diff changeset
13 local function new_occupant(bare_real_jid, nick)
e488a90195bc plugins/muc: Massive refactor
daurnimator <quae@daurnimator.com>
parents:
diff changeset
14 return setmetatable({
e488a90195bc plugins/muc: Massive refactor
daurnimator <quae@daurnimator.com>
parents:
diff changeset
15 bare_jid = bare_real_jid;
e488a90195bc plugins/muc: Massive refactor
daurnimator <quae@daurnimator.com>
parents:
diff changeset
16 nick = nick; -- in-room jid
e488a90195bc plugins/muc: Massive refactor
daurnimator <quae@daurnimator.com>
parents:
diff changeset
17 sessions = {}; -- hash from real_jid to presence stanzas. stanzas should not be modified
e488a90195bc plugins/muc: Massive refactor
daurnimator <quae@daurnimator.com>
parents:
diff changeset
18 role = nil;
e488a90195bc plugins/muc: Massive refactor
daurnimator <quae@daurnimator.com>
parents:
diff changeset
19 jid = nil; -- Primary session
e488a90195bc plugins/muc: Massive refactor
daurnimator <quae@daurnimator.com>
parents:
diff changeset
20 }, occupant_mt);
e488a90195bc plugins/muc: Massive refactor
daurnimator <quae@daurnimator.com>
parents:
diff changeset
21 end
e488a90195bc plugins/muc: Massive refactor
daurnimator <quae@daurnimator.com>
parents:
diff changeset
22
e488a90195bc plugins/muc: Massive refactor
daurnimator <quae@daurnimator.com>
parents:
diff changeset
23 -- Deep copy an occupant
e488a90195bc plugins/muc: Massive refactor
daurnimator <quae@daurnimator.com>
parents:
diff changeset
24 local function copy_occupant(occupant)
e488a90195bc plugins/muc: Massive refactor
daurnimator <quae@daurnimator.com>
parents:
diff changeset
25 local sessions = {};
e488a90195bc plugins/muc: Massive refactor
daurnimator <quae@daurnimator.com>
parents:
diff changeset
26 for full_jid, presence_stanza in pairs(occupant.sessions) do
6210
e9d62fff82a8 plugins/muc/occupant.lib: Don't allow an unavailable session to be the primary jid
daurnimator <quae@daurnimator.com>
parents: 6179
diff changeset
27 -- Don't keep unavailable presences, as they'll accumulate; unless they're the primary session
e9d62fff82a8 plugins/muc/occupant.lib: Don't allow an unavailable session to be the primary jid
daurnimator <quae@daurnimator.com>
parents: 6179
diff changeset
28 if presence_stanza.attr.type ~= "unavailable" or full_jid == occupant.jid then
6179
e488a90195bc plugins/muc: Massive refactor
daurnimator <quae@daurnimator.com>
parents:
diff changeset
29 sessions[full_jid] = presence_stanza;
e488a90195bc plugins/muc: Massive refactor
daurnimator <quae@daurnimator.com>
parents:
diff changeset
30 end
e488a90195bc plugins/muc: Massive refactor
daurnimator <quae@daurnimator.com>
parents:
diff changeset
31 end
e488a90195bc plugins/muc: Massive refactor
daurnimator <quae@daurnimator.com>
parents:
diff changeset
32 return setmetatable({
e488a90195bc plugins/muc: Massive refactor
daurnimator <quae@daurnimator.com>
parents:
diff changeset
33 bare_jid = occupant.bare_jid;
e488a90195bc plugins/muc: Massive refactor
daurnimator <quae@daurnimator.com>
parents:
diff changeset
34 nick = occupant.nick;
e488a90195bc plugins/muc: Massive refactor
daurnimator <quae@daurnimator.com>
parents:
diff changeset
35 sessions = sessions;
e488a90195bc plugins/muc: Massive refactor
daurnimator <quae@daurnimator.com>
parents:
diff changeset
36 role = occupant.role;
e488a90195bc plugins/muc: Massive refactor
daurnimator <quae@daurnimator.com>
parents:
diff changeset
37 jid = occupant.jid;
e488a90195bc plugins/muc: Massive refactor
daurnimator <quae@daurnimator.com>
parents:
diff changeset
38 }, occupant_mt);
e488a90195bc plugins/muc: Massive refactor
daurnimator <quae@daurnimator.com>
parents:
diff changeset
39 end
e488a90195bc plugins/muc: Massive refactor
daurnimator <quae@daurnimator.com>
parents:
diff changeset
40
6210
e9d62fff82a8 plugins/muc/occupant.lib: Don't allow an unavailable session to be the primary jid
daurnimator <quae@daurnimator.com>
parents: 6179
diff changeset
41 -- finds another session to be the primary (there might not be one)
e9d62fff82a8 plugins/muc/occupant.lib: Don't allow an unavailable session to be the primary jid
daurnimator <quae@daurnimator.com>
parents: 6179
diff changeset
42 function occupant_mt:choose_new_primary()
e9d62fff82a8 plugins/muc/occupant.lib: Don't allow an unavailable session to be the primary jid
daurnimator <quae@daurnimator.com>
parents: 6179
diff changeset
43 for jid, pr in self:each_session() do
6251
41a5e5205fd9 plugins/muc/occupant: Check for type == nil rather than type ~= unavailable
daurnimator <quae@daurnimator.com>
parents: 6210
diff changeset
44 if pr.attr.type == nil then
6210
e9d62fff82a8 plugins/muc/occupant.lib: Don't allow an unavailable session to be the primary jid
daurnimator <quae@daurnimator.com>
parents: 6179
diff changeset
45 return jid;
e9d62fff82a8 plugins/muc/occupant.lib: Don't allow an unavailable session to be the primary jid
daurnimator <quae@daurnimator.com>
parents: 6179
diff changeset
46 end
e9d62fff82a8 plugins/muc/occupant.lib: Don't allow an unavailable session to be the primary jid
daurnimator <quae@daurnimator.com>
parents: 6179
diff changeset
47 end
e9d62fff82a8 plugins/muc/occupant.lib: Don't allow an unavailable session to be the primary jid
daurnimator <quae@daurnimator.com>
parents: 6179
diff changeset
48 return nil;
e9d62fff82a8 plugins/muc/occupant.lib: Don't allow an unavailable session to be the primary jid
daurnimator <quae@daurnimator.com>
parents: 6179
diff changeset
49 end
e9d62fff82a8 plugins/muc/occupant.lib: Don't allow an unavailable session to be the primary jid
daurnimator <quae@daurnimator.com>
parents: 6179
diff changeset
50
6179
e488a90195bc plugins/muc: Massive refactor
daurnimator <quae@daurnimator.com>
parents:
diff changeset
51 function occupant_mt:set_session(real_jid, presence_stanza, replace_primary)
e488a90195bc plugins/muc: Massive refactor
daurnimator <quae@daurnimator.com>
parents:
diff changeset
52 local pr = get_filtered_presence(presence_stanza);
e488a90195bc plugins/muc: Massive refactor
daurnimator <quae@daurnimator.com>
parents:
diff changeset
53 pr.attr.from = self.nick;
e488a90195bc plugins/muc: Massive refactor
daurnimator <quae@daurnimator.com>
parents:
diff changeset
54 pr.attr.to = real_jid;
e488a90195bc plugins/muc: Massive refactor
daurnimator <quae@daurnimator.com>
parents:
diff changeset
55
e488a90195bc plugins/muc: Massive refactor
daurnimator <quae@daurnimator.com>
parents:
diff changeset
56 self.sessions[real_jid] = pr;
6210
e9d62fff82a8 plugins/muc/occupant.lib: Don't allow an unavailable session to be the primary jid
daurnimator <quae@daurnimator.com>
parents: 6179
diff changeset
57 if replace_primary then
6179
e488a90195bc plugins/muc: Massive refactor
daurnimator <quae@daurnimator.com>
parents:
diff changeset
58 self.jid = real_jid;
6210
e9d62fff82a8 plugins/muc/occupant.lib: Don't allow an unavailable session to be the primary jid
daurnimator <quae@daurnimator.com>
parents: 6179
diff changeset
59 elseif self.jid == nil or (pr.attr.type == "unavailable" and self.jid == real_jid) then
e9d62fff82a8 plugins/muc/occupant.lib: Don't allow an unavailable session to be the primary jid
daurnimator <quae@daurnimator.com>
parents: 6179
diff changeset
60 -- Only leave an unavailable presence as primary when there are no other options
e9d62fff82a8 plugins/muc/occupant.lib: Don't allow an unavailable session to be the primary jid
daurnimator <quae@daurnimator.com>
parents: 6179
diff changeset
61 self.jid = self:choose_new_primary() or real_jid;
6179
e488a90195bc plugins/muc: Massive refactor
daurnimator <quae@daurnimator.com>
parents:
diff changeset
62 end
e488a90195bc plugins/muc: Massive refactor
daurnimator <quae@daurnimator.com>
parents:
diff changeset
63 end
e488a90195bc plugins/muc: Massive refactor
daurnimator <quae@daurnimator.com>
parents:
diff changeset
64
e488a90195bc plugins/muc: Massive refactor
daurnimator <quae@daurnimator.com>
parents:
diff changeset
65 function occupant_mt:remove_session(real_jid)
e488a90195bc plugins/muc: Massive refactor
daurnimator <quae@daurnimator.com>
parents:
diff changeset
66 -- Delete original session
e488a90195bc plugins/muc: Massive refactor
daurnimator <quae@daurnimator.com>
parents:
diff changeset
67 self.sessions[real_jid] = nil;
e488a90195bc plugins/muc: Massive refactor
daurnimator <quae@daurnimator.com>
parents:
diff changeset
68 if self.jid == real_jid then
6210
e9d62fff82a8 plugins/muc/occupant.lib: Don't allow an unavailable session to be the primary jid
daurnimator <quae@daurnimator.com>
parents: 6179
diff changeset
69 self.jid = self:choose_new_primary();
6179
e488a90195bc plugins/muc: Massive refactor
daurnimator <quae@daurnimator.com>
parents:
diff changeset
70 end
e488a90195bc plugins/muc: Massive refactor
daurnimator <quae@daurnimator.com>
parents:
diff changeset
71 end
e488a90195bc plugins/muc: Massive refactor
daurnimator <quae@daurnimator.com>
parents:
diff changeset
72
e488a90195bc plugins/muc: Massive refactor
daurnimator <quae@daurnimator.com>
parents:
diff changeset
73 function occupant_mt:each_session()
e488a90195bc plugins/muc: Massive refactor
daurnimator <quae@daurnimator.com>
parents:
diff changeset
74 return pairs(self.sessions)
e488a90195bc plugins/muc: Massive refactor
daurnimator <quae@daurnimator.com>
parents:
diff changeset
75 end
e488a90195bc plugins/muc: Massive refactor
daurnimator <quae@daurnimator.com>
parents:
diff changeset
76
e488a90195bc plugins/muc: Massive refactor
daurnimator <quae@daurnimator.com>
parents:
diff changeset
77 function occupant_mt:get_presence(real_jid)
e488a90195bc plugins/muc: Massive refactor
daurnimator <quae@daurnimator.com>
parents:
diff changeset
78 return self.sessions[real_jid or self.jid]
e488a90195bc plugins/muc: Massive refactor
daurnimator <quae@daurnimator.com>
parents:
diff changeset
79 end
e488a90195bc plugins/muc: Massive refactor
daurnimator <quae@daurnimator.com>
parents:
diff changeset
80
e488a90195bc plugins/muc: Massive refactor
daurnimator <quae@daurnimator.com>
parents:
diff changeset
81 return {
e488a90195bc plugins/muc: Massive refactor
daurnimator <quae@daurnimator.com>
parents:
diff changeset
82 new = new_occupant;
e488a90195bc plugins/muc: Massive refactor
daurnimator <quae@daurnimator.com>
parents:
diff changeset
83 copy = copy_occupant;
e488a90195bc plugins/muc: Massive refactor
daurnimator <quae@daurnimator.com>
parents:
diff changeset
84 mt = occupant_mt;
e488a90195bc plugins/muc: Massive refactor
daurnimator <quae@daurnimator.com>
parents:
diff changeset
85 }