prosody-modules
5bd4cbe2bfee
mod_muc_activity/mod_muc_activity.lua

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mod_muc_activity/mod_muc_activity.lua @ 6313:5bd4cbe2bfee

mod_http_connect: HTTP CONNECT proxy Meant to allow anonymizing connections to remote HTTP Upload services A work in progress
author Kim Alvefur <zash@zash.se>
date Wed, 25 Jun 2025 15:21:00 +0200
parent 6133:a0429c322454
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
6133
a0429c322454 mod_muc_activity: create module
Jonas Schäfer <jonas@wielicki.name>
parents:
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1 local os_time = os.time;
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2 local math_floor = math.floor;
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3 local store = module:open_store("muc_activity", "keyval");
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4
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5 local accumulator = {};
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6
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7 local field_var = "{urn:xmpp:muc-activity}message-activity";
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8
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9 module:hook("muc-room-destroyed", function (event)
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10 local jid = event.room.jid;
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11 module:log("debug", "deleting activity data for destroyed muc %s", jid);
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12 store:set_keys(jid, {});
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13 accumulator[jid] = nil;
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14 end)
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15
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16 module:hook("muc-occupant-groupchat", function (event)
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17 local jid = event.room.jid;
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18 if not event.room:get_persistent() then
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19 -- we do not count stanzas in non-persistent rooms
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20 if accumulator[jid] then
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21 -- if we have state for the room, drop it.
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22 store:set_keys(jid, {});
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23 accumulator[jid] = nil;
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24 end
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25
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26 return
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27 end
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28
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29 if event.stanza:get_child("body") == nil then
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30 -- we do not count stanzas without body.
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31 return
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32 end
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33
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34 module:log("debug", "counting stanza for MUC activity in %s", jid);
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35 accumulator[jid] = (accumulator[jid] or 0) + 1;
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36 end)
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37
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38 local function shift(data)
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39 for i = 1, 23 do
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40 data[i] = data[i+1]
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41 end
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42 end
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43
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44 local function accumulate(data)
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45 if data == nil then
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46 return 0;
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47 end
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48 local accum = 0;
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49 for i = 1, 24 do
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50 local v = data[i];
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51 if v ~= nil then
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52 accum = accum + v
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53 end
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54 end
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55 return accum;
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56 end
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57
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58 module:hourly("muc-activity-shift", function ()
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59 module:log("info", "shifting MUC activity store forward by one hour");
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60 for jid in store:users() do
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61 local data = store:get(jid);
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62 local new = accumulator[jid] or 0;
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63 shift(data);
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64 data[24] = new;
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65 accumulator[jid] = nil;
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66 store:set(jid, data);
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67 end
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68
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69 -- All remaining entries in the accumulator are non-existent in the store,
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70 -- otherwise they would have been removed earlier.
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71 for jid, count in pairs(accumulator) do
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72 store:set(jid, { [24] = count });
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73 end
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74 accumulator = {};
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75 end)
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76
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77 module:hook("muc-disco#info", function(event)
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78 local room = event.room;
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79 local jid = room.jid;
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80 if not room:get_persistent() or not room:get_public() or room:get_members_only() or room:get_password() ~= nil then
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81 module:log("debug", "%s is not persistent or not public, not injecting message activity", jid);
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82 return;
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83 end
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84 local count = accumulate(store:get(jid)) / 24.0;
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85 table.insert(event.form, { name = field_var, label = "Message activity" });
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86 event.formdata[field_var] = tostring(count);
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87 end);