prosody-modules
f59334da6df9
mod_throttle_presence/mod_throttle_presence.lua

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mod_throttle_presence/mod_throttle_presence.lua @ 3492:f59334da6df9

mod_conversejs: Show fallback text if converse.js fails to load (thanks MattJ) This can happen if javascript is enabled but 3rd party resources are blocked, or some other error happened.
author Kim Alvefur <zash@zash.se>
date Tue, 19 Mar 2019 19:43:13 +0100
parent 1925:552faee596b7
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d8c50448d0e7 mod_throttle_presence: Remove timer support, depend on mod_csi to enable/disable. Untested, but the previous version was definitely broken anyway.
Matthew Wild <mwild1@gmail.com>
parents: 162
diff changeset
1 local filters = require "util.filters";
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parents: 162
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2 local st = require "util.stanza";
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parents:
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3
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parents: 162
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4 module:depends("csi");
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parents: 162
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6 local function presence_filter(stanza, session)
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7 if getmetatable(stanza) ~= st.stanza_mt then
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8 return stanza; -- Things we don't want to touch
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9 end
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10 if stanza._flush then
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11 stanza._flush = nil;
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12 return stanza;
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13 end
1485
d8c50448d0e7 mod_throttle_presence: Remove timer support, depend on mod_csi to enable/disable. Untested, but the previous version was definitely broken anyway.
Matthew Wild <mwild1@gmail.com>
parents: 162
diff changeset
14 local buffer = session.presence_buffer;
d8c50448d0e7 mod_throttle_presence: Remove timer support, depend on mod_csi to enable/disable. Untested, but the previous version was definitely broken anyway.
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parents: 162
diff changeset
15 local from = stanza.attr.from;
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diff changeset
16 if stanza.name == "presence" and (stanza.attr.type == nil or stanza.attr.type == "unavailable") then
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parents: 1867
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17 module:log("debug", "Buffering presence stanza from %s to %s", stanza.attr.from, session.full_jid);
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18 buffer[stanza.attr.from] = st.clone(stanza);
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19 return nil; -- Drop this stanza (we've stored it for later)
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20 else
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parents: 162
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21 local cached_presence = buffer[stanza.attr.from];
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parents: 162
diff changeset
22 if cached_presence then
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parents: 162
diff changeset
23 module:log("debug", "Important stanza for %s from %s, flushing presence", session.full_jid, from);
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parents: 1489
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24 stanza._flush = true;
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25 cached_presence._flush = true;
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Matthew Wild <mwild1@gmail.com>
parents: 162
diff changeset
26 session.send(cached_presence);
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Matthew Wild <mwild1@gmail.com>
parents: 162
diff changeset
27 buffer[stanza.attr.from] = nil;
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parents:
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28 end
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parents:
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29 end
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parents: 162
diff changeset
30 return stanza;
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parents:
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31 end
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parents:
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Matthew Wild <mwild1@gmail.com>
parents: 162
diff changeset
33 local function throttle_session(event)
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34 local session = event.origin;
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d8c50448d0e7 mod_throttle_presence: Remove timer support, depend on mod_csi to enable/disable. Untested, but the previous version was definitely broken anyway.
Matthew Wild <mwild1@gmail.com>
parents: 162
diff changeset
35 if session.presence_buffer then return; end
d8c50448d0e7 mod_throttle_presence: Remove timer support, depend on mod_csi to enable/disable. Untested, but the previous version was definitely broken anyway.
Matthew Wild <mwild1@gmail.com>
parents: 162
diff changeset
36 module:log("debug", "Suppressing presence updates to %s", session.full_jid);
d8c50448d0e7 mod_throttle_presence: Remove timer support, depend on mod_csi to enable/disable. Untested, but the previous version was definitely broken anyway.
Matthew Wild <mwild1@gmail.com>
parents: 162
diff changeset
37 session.presence_buffer = {};
d8c50448d0e7 mod_throttle_presence: Remove timer support, depend on mod_csi to enable/disable. Untested, but the previous version was definitely broken anyway.
Matthew Wild <mwild1@gmail.com>
parents: 162
diff changeset
38 filters.add_filter(session, "stanzas/out", presence_filter);
d8c50448d0e7 mod_throttle_presence: Remove timer support, depend on mod_csi to enable/disable. Untested, but the previous version was definitely broken anyway.
Matthew Wild <mwild1@gmail.com>
parents: 162
diff changeset
39 end
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parents:
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40
1485
d8c50448d0e7 mod_throttle_presence: Remove timer support, depend on mod_csi to enable/disable. Untested, but the previous version was definitely broken anyway.
Matthew Wild <mwild1@gmail.com>
parents: 162
diff changeset
41 local function restore_session(event)
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parents: 1485
diff changeset
42 local session = event.origin;
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Matthew Wild <mwild1@gmail.com>
parents: 162
diff changeset
43 if not session.presence_buffer then return; end
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Matthew Wild <mwild1@gmail.com>
parents: 162
diff changeset
44 filters.remove_filter(session, "stanzas/out", presence_filter);
d8c50448d0e7 mod_throttle_presence: Remove timer support, depend on mod_csi to enable/disable. Untested, but the previous version was definitely broken anyway.
Matthew Wild <mwild1@gmail.com>
parents: 162
diff changeset
45 module:log("debug", "Flushing buffer for %s", session.full_jid);
d8c50448d0e7 mod_throttle_presence: Remove timer support, depend on mod_csi to enable/disable. Untested, but the previous version was definitely broken anyway.
Matthew Wild <mwild1@gmail.com>
parents: 162
diff changeset
46 for jid, presence in pairs(session.presence_buffer) do
d8c50448d0e7 mod_throttle_presence: Remove timer support, depend on mod_csi to enable/disable. Untested, but the previous version was definitely broken anyway.
Matthew Wild <mwild1@gmail.com>
parents: 162
diff changeset
47 session.send(presence);
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parents: 162
diff changeset
48 end
d8c50448d0e7 mod_throttle_presence: Remove timer support, depend on mod_csi to enable/disable. Untested, but the previous version was definitely broken anyway.
Matthew Wild <mwild1@gmail.com>
parents: 162
diff changeset
49 session.presence_buffer = nil;
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Matthew Wild <mwild1@gmail.com>
parents: 162
diff changeset
50 end
d8c50448d0e7 mod_throttle_presence: Remove timer support, depend on mod_csi to enable/disable. Untested, but the previous version was definitely broken anyway.
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parents: 162
diff changeset
51
d8c50448d0e7 mod_throttle_presence: Remove timer support, depend on mod_csi to enable/disable. Untested, but the previous version was definitely broken anyway.
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parents: 162
diff changeset
52 module:hook("csi-client-inactive", throttle_session);
d8c50448d0e7 mod_throttle_presence: Remove timer support, depend on mod_csi to enable/disable. Untested, but the previous version was definitely broken anyway.
Matthew Wild <mwild1@gmail.com>
parents: 162
diff changeset
53 module:hook("csi-client-active", restore_session);