prosody
b3ae48362f78
plugins/muc/occupant.lib.lua

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plugins/muc/occupant.lib.lua @ 11226:b3ae48362f78 0.11

mod_s2s: Prevent whitespace keepalives the stream has been opened This will result in the stream timing out instead, which is probably correct if the stream has not been opened yet. This was already done for c2s in e69df8093387 Thanks Ge0rG
author Kim Alvefur <zash@zash.se>
date Thu, 10 Dec 2020 11:53:10 +0100
parent 7086:6cc7c9da29ed
child 12977:74b9e05af71e
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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e488a90195bc plugins/muc: Massive refactor
daurnimator <quae@daurnimator.com>
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1 local pairs = pairs;
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2 local setmetatable = setmetatable;
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3 local st = require "util.stanza";
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4 local util = module:require "muc/util";
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5
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6 local function get_filtered_presence(stanza)
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7 return util.filter_muc_x(st.clone(stanza));
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8 end
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9
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10 local occupant_mt = {};
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11 occupant_mt.__index = occupant_mt;
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12
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13 local function new_occupant(bare_real_jid, nick)
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14 return setmetatable({
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15 bare_jid = bare_real_jid;
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16 nick = nick; -- in-room jid
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17 sessions = {}; -- hash from real_jid to presence stanzas. stanzas should not be modified
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18 role = nil;
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19 jid = nil; -- Primary session
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20 }, occupant_mt);
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21 end
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22
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23 -- Deep copy an occupant
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24 local function copy_occupant(occupant)
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25 local sessions = {};
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26 for full_jid, presence_stanza in pairs(occupant.sessions) do
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27 -- Don't keep unavailable presences, as they'll accumulate; unless they're the primary session
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28 if presence_stanza.attr.type ~= "unavailable" or full_jid == occupant.jid then
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29 sessions[full_jid] = presence_stanza;
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30 end
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31 end
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32 return setmetatable({
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33 bare_jid = occupant.bare_jid;
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34 nick = occupant.nick;
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35 sessions = sessions;
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36 role = occupant.role;
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37 jid = occupant.jid;
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38 }, occupant_mt);
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39 end
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40
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41 -- finds another session to be the primary (there might not be one)
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42 function occupant_mt:choose_new_primary()
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43 for jid, pr in self:each_session() do
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44 if pr.attr.type == nil then
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45 return jid;
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46 end
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47 end
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48 return nil;
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49 end
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50
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51 function occupant_mt:set_session(real_jid, presence_stanza, replace_primary)
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52 local pr = get_filtered_presence(presence_stanza);
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53 pr.attr.from = self.nick;
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54 pr.attr.to = real_jid;
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55
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56 self.sessions[real_jid] = pr;
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57 if replace_primary then
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58 self.jid = real_jid;
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59 elseif self.jid == nil or (pr.attr.type == "unavailable" and self.jid == real_jid) then
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60 -- Only leave an unavailable presence as primary when there are no other options
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61 self.jid = self:choose_new_primary() or real_jid;
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62 end
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63 end
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64
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65 function occupant_mt:remove_session(real_jid)
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66 -- Delete original session
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67 self.sessions[real_jid] = nil;
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68 if self.jid == real_jid then
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69 self.jid = self:choose_new_primary();
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70 end
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71 end
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72
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73 function occupant_mt:each_session()
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74 return pairs(self.sessions)
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75 end
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76
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77 function occupant_mt:get_presence(real_jid)
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78 return self.sessions[real_jid or self.jid]
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79 end
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80
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81 return {
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82 new = new_occupant;
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83 copy = copy_occupant;
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84 mt = occupant_mt;
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85 }