prosody-modules
ba97f9be4f76
mod_throttle_presence/mod_throttle_presence.lua

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mod_throttle_presence/mod_throttle_presence.lua @ 1488:ba97f9be4f76

mod_throttle_presence: Fix traceback (thanks Ge0rG)
author Kim Alvefur <zash@zash.se>
date Sun, 17 Aug 2014 20:21:09 +0200
parent 1485:d8c50448d0e7
child 1489:95f10fb7f60e
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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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
1 local filters = require "util.filters";
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
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:
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5
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parents: 162
diff changeset
6 local function presence_filter(stanza, session)
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parents: 162
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7 local buffer = session.presence_buffer;
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Matthew Wild <mwild1@gmail.com>
parents: 162
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8 local from = stanza.attr.from;
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Matthew Wild <mwild1@gmail.com>
parents: 162
diff changeset
9 if stanza.name ~= "presence" or (stanza.attr.type and stanza.attr.type ~= "unavailable") then
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
10 local cached_presence = buffer[stanza.attr.from];
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Matthew Wild <mwild1@gmail.com>
parents: 162
diff changeset
11 if cached_presence then
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
12 module:log("debug", "Important stanza for %s from %s, flushing presence", session.full_jid, from);
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
13 session.send(cached_presence);
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
14 buffer[stanza.attr.from] = nil;
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parents:
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15 end
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parents: 162
diff changeset
16 else
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parents: 162
diff changeset
17 module:log("debug", "Buffering presence stanza from %s to %s", stanza.attr.from, session.full_jid);
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Matthew Wild <mwild1@gmail.com>
parents: 162
diff changeset
18 session.buffer[stanza.attr.from] = st.clone(stanza);
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parents: 162
diff changeset
19 return nil; -- Drop this stanza (we've stored it for later)
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parents:
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20 end
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parents: 162
diff changeset
21 return stanza;
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Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
22 end
fe9c4daee076 mod_throttle_presence: Buffer up presence for up to flush_presence_seconds and send latest presence stanzas for each contact at once
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parents:
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23
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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
24 local function throttle_session(event)
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Kim Alvefur <zash@zash.se>
parents: 1485
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25 local session = event.origin;
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Matthew Wild <mwild1@gmail.com>
parents: 162
diff changeset
26 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
27 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
28 session.presence_buffer = {};
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Matthew Wild <mwild1@gmail.com>
parents: 162
diff changeset
29 filters.add_filter(session, "stanzas/out", presence_filter);
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Matthew Wild <mwild1@gmail.com>
parents: 162
diff changeset
30 end
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parents:
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31
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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
32 local function restore_session(event)
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Kim Alvefur <zash@zash.se>
parents: 1485
diff changeset
33 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
34 if not 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
35 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
36 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
37 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
38 session.send(presence);
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
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
40 session.presence_buffer = nil;
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 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
42
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
43 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
44 module:hook("csi-client-active", restore_session);