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plugins/mod_time.lua @ 13136:396db0e7084f
mod_storage_internal: Use a binary search for time based ranges
Iterating over an entire archive to find a few items in the far end from
where iteration started is expensive, and probably more expensive with
the lazy-loading of items added in the previous commit.
Since we can now efficiently read items in random order, we can now use
a binary search to find a better starting point for iteration.
author | Kim Alvefur <zash@zash.se> |
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date | Wed, 12 May 2021 01:32:03 +0200 |
parent | 12977:74b9e05af71e |
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-- Prosody IM -- Copyright (C) 2008-2010 Matthew Wild -- Copyright (C) 2008-2010 Waqas Hussain -- -- This project is MIT/X11 licensed. Please see the -- COPYING file in the source package for more information. -- local st = require "prosody.util.stanza"; local datetime = require "prosody.util.datetime".datetime; local now = require "prosody.util.time".now; -- XEP-0202: Entity Time module:add_feature("urn:xmpp:time"); local function time_handler(event) local origin, stanza = event.origin, event.stanza; origin.send(st.reply(stanza):tag("time", {xmlns="urn:xmpp:time"}) :tag("tzo"):text("+00:00"):up() -- TODO get the timezone in a platform independent fashion :tag("utc"):text(datetime(now()))); return true; end module:hook("iq-get/bare/urn:xmpp:time:time", time_handler); module:hook("iq-get/host/urn:xmpp:time:time", time_handler);