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annotate mod_throttle_presence/mod_throttle_presence.lua @ 5518:d87d0e4a8516

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mod_http_oauth2: Validate the OpenID 'prompt' parameter Without support for affecting the login and consent procedure, it seems sensible to inform the client that they can't change anything with this parameter.
author Kim Alvefur <zash@zash.se>
date Mon, 05 Jun 2023 22:19:17 +0200
parents 552faee596b7
children
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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";
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parents: 162
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2 local st = require "util.stanza";
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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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parents: 1504
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7 if getmetatable(stanza) ~= st.stanza_mt then
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parents: 1504
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8 return stanza; -- Things we don't want to touch
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9 end
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parents: 1489
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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
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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
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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16 if stanza.name == "presence" and (stanza.attr.type == nil or stanza.attr.type == "unavailable") then
552faee596b7 mod_throttle_presence: Switch if-else statement around to improve readability
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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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parents: 1867
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18 buffer[stanza.attr.from] = st.clone(stanza);
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parents: 1867
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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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21 local cached_presence = buffer[stanza.attr.from];
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parents: 162
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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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parents: 1489
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25 cached_presence._flush = true;
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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.
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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
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30 return stanza;
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parents:
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31 end
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parents:
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parents: 162
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33 local function throttle_session(event)
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parents: 1485
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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
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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
41 local function restore_session(event)
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parents: 1485
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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
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 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);
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
48 end
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Matthew Wild <mwild1@gmail.com>
parents: 162
diff changeset
49 session.presence_buffer = nil;
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parents: 162
diff changeset
50 end
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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.
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parents: 162
diff changeset
53 module:hook("csi-client-active", restore_session);