prosody
495de404a8ae
util/datetime.lua

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util/datetime.lua @ 7567:495de404a8ae

ejabberdsql2prosody: rename variable 'host' to prevent shadowing upvalue [luacheck] Functions roster(), roster_pending(), roster_group(), private_storage() and offline_msg() have argument named "host", which used to shadow upvalue of this variable before this change. Instead of renaming this argument, let's rename the variable to match what the script says in usage: Usage: ejabberdsql2prosody.lua filename.txt hostname
author Anton Shestakov <av6@dwimlabs.net>
date Fri, 12 Aug 2016 13:44:47 +0800
parent 7259:d8300985f2bb
child 8555:4f0f5b49bb03
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1 -- Prosody IM
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2 -- Copyright (C) 2008-2010 Matthew Wild
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3 -- Copyright (C) 2008-2010 Waqas Hussain
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4 --
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5 -- This project is MIT/X11 licensed. Please see the
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6 -- COPYING file in the source package for more information.
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7 --
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8
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10 -- XEP-0082: XMPP Date and Time Profiles
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11
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12 local os_date = os.date;
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13 local os_time = os.time;
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14 local os_difftime = os.difftime;
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15 local tonumber = tonumber;
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17 local _ENV = nil;
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18
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19 local function date(t)
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20 return os_date("!%Y-%m-%d", t);
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21 end
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22
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23 local function datetime(t)
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24 return os_date("!%Y-%m-%dT%H:%M:%SZ", t);
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25 end
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26
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27 local function time(t)
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28 return os_date("!%H:%M:%S", t);
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29 end
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31 local function legacy(t)
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32 return os_date("!%Y%m%dT%H:%M:%S", t);
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33 end
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34
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35 local function parse(s)
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36 if s then
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37 local year, month, day, hour, min, sec, tzd;
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38 year, month, day, hour, min, sec, tzd = s:match("^(%d%d%d%d)%-?(%d%d)%-?(%d%d)T(%d%d):(%d%d):(%d%d)%.?%d*([Z+%-]?.*)$");
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39 if year then
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40 local time_offset = os_difftime(os_time(os_date("*t")), os_time(os_date("!*t"))); -- to deal with local timezone
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41 local tzd_offset = 0;
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42 if tzd ~= "" and tzd ~= "Z" then
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43 local sign, h, m = tzd:match("([+%-])(%d%d):?(%d*)");
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44 if not sign then return; end
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45 if #m ~= 2 then m = "0"; end
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46 h, m = tonumber(h), tonumber(m);
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47 tzd_offset = h * 60 * 60 + m * 60;
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48 if sign == "-" then tzd_offset = -tzd_offset; end
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49 end
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50 sec = (sec + time_offset) - tzd_offset;
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51 return os_time({year=year, month=month, day=day, hour=hour, min=min, sec=sec, isdst=false});
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52 end
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53 end
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54 end
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55
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56 return {
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57 date = date;
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58 datetime = datetime;
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59 time = time;
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60 legacy = legacy;
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61 parse = parse;
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62 };