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https://github.com/GothenburgBitFactory/taskwarrior.git
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Dates
- Merged libexpr Dates support.
This commit is contained in:
Paul Beckingham
parent
12520715af
commit
f6d0be24da
3 changed files with 265 additions and 0 deletions
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@ -13,6 +13,7 @@ set (task_SRCS A3.cpp A3.h
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Context.cpp Context.h
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DOM.cpp DOM.h
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Date.cpp Date.h
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Dates.cpp Dates.h
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Directory.cpp Directory.h
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Duration.cpp Duration.h
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E9.cpp E9.h
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227
src/Dates.cpp
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227
src/Dates.cpp
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@ -0,0 +1,227 @@
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////////////////////////////////////////////////////////////////////////////////
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//
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// Copyright 2013 - 2014, Paul Beckingham, Federico Hernandez.
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included
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// in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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// SOFTWARE.
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//
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// http://www.opensource.org/licenses/mit-license.php
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//
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////////////////////////////////////////////////////////////////////////////////
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#include <iostream>
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#include <time.h>
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#include <Dates.h>
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static const char* days[] =
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{
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"sunday", "monday", "tuesday", "wednesday", "thursday", "friday", "saturday",
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};
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static const char* days_short[] =
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{
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"sun", "mon", "tue", "wed", "thu", "fri", "sat",
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};
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static const char* months[] =
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{
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"january", "february", "march", "april", "may", "june",
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"july", "august", "september", "october", "november", "december",
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};
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static const char* months_short[] =
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{
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"jan", "feb", "mar", "apr", "may", "jun",
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"jul", "aug", "sep", "oct", "nov", "dec",
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};
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////////////////////////////////////////////////////////////////////////////////
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static bool isMonth (const std::string& name, int& i)
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{
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for (i = 0; i < 12; i++)
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if (name == months[i] || name == months_short[i])
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return true;
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return false;
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}
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////////////////////////////////////////////////////////////////////////////////
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static bool isDay (const std::string& name, int& i)
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{
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for (i = 0; i < 7; i++)
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if (name == days[i] || name == days_short[i])
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return true;
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return false;
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}
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////////////////////////////////////////////////////////////////////////////////
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bool namedDates (const std::string& name, Variant& value)
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{
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time_t now = time (NULL);
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int i;
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// TODO Extract helper functions from this code.
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// Dynamics.
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if (name == "now")
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{
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value = Variant (now, Variant::type_date);
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}
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else if (name == "today" || name == "sod")
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{
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struct tm* t = localtime (&now);
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t->tm_hour = t->tm_min = t->tm_sec = 0;
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value = Variant (mktime (t), Variant::type_date);
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}
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else if (name == "yesterday")
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{
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struct tm* t = localtime (&now);
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t->tm_hour = t->tm_min = t->tm_sec = 0;
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value = Variant (mktime (t) - 86400, Variant::type_date);
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}
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else if (name == "tomorrow" || name == "eod")
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{
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struct tm* t = localtime (&now);
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t->tm_mday++;
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t->tm_hour = t->tm_min = t->tm_sec = 0;
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value = Variant (mktime (t), Variant::type_date);
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}
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else if (isDay (name, i))
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{
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struct tm* t = localtime (&now);
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if (t->tm_wday >= i)
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t->tm_mday += i - t->tm_wday + 7;
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else
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t->tm_mday += i - t->tm_wday;
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t->tm_hour = t->tm_min = t->tm_sec = 0;
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value = Variant (mktime (t), Variant::type_date);
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}
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else if (isMonth (name, i))
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{
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struct tm* t = localtime (&now);
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if (t->tm_mon >= i)
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t->tm_year++;
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t->tm_mon = i;
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t->tm_mday = 1;
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t->tm_hour = t->tm_min = t->tm_sec = 0;
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value = Variant (mktime (t), Variant::type_date);
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}
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else if (name == "soy")
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{
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struct tm* t = localtime (&now);
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t->tm_hour = t->tm_min = t->tm_sec = 0;
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t->tm_mon = 0;
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t->tm_mday = 1;
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value = Variant (mktime (t), Variant::type_date);
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}
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else if (name == "eoy")
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{
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struct tm* t = localtime (&now);
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t->tm_hour = t->tm_min = t->tm_sec = 0;
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t->tm_mon = 11;
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t->tm_mday = 31;
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value = Variant (mktime (t), Variant::type_date);
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}
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else if (name == "socm")
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{
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struct tm* t = localtime (&now);
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t->tm_hour = t->tm_min = t->tm_sec = 0;
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t->tm_mday = 1;
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value = Variant (mktime (t), Variant::type_date);
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}
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else if (name == "later" || name == "someday")
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{
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struct tm* t = localtime (&now);
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t->tm_hour = t->tm_min = t->tm_sec = 0;
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t->tm_year = 138;
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t->tm_mon = 0;
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t->tm_mday = 18;
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value = Variant (mktime (t), Variant::type_date);
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}
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else if (name == "easter" ||
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name == "eastermonday" ||
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name == "ascension" ||
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name == "pentecost" ||
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name == "goodfriday")
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{
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struct tm* t = localtime (&now);
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int Y = t->tm_year + 1900;
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int a = Y % 19;
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int b = Y / 100;
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int c = Y % 100;
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int d = b / 4;
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int e = b % 4;
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int f = (b + 8) / 25;
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int g = (b - f + 1) / 3;
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int h = (19 * a + b - d - g + 15) % 30;
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int i = c / 4;
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int k = c % 4;
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int L = (32 + 2 * e + 2 * i - h - k) % 7;
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int m = (a + 11 * h + 22 * L) / 451;
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int month = (h + L - 7 * m + 114) / 31;
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int day = ((h + L - 7 * m + 114) % 31) + 1;
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t->tm_isdst = -1; // Requests that mktime determine summer time effect.
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t->tm_mday = day;
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t->tm_mon = month - 1;
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t->tm_year = Y - 1900;
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if (name == "goodfriday") t->tm_mday -= 2;
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else if (name == "eastermonday") t->tm_mday += 1;
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else if (name == "ascension") t->tm_mday += 39;
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else if (name == "pentecost") t->tm_mday += 49;
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value = Variant (mktime (t), Variant::type_date);
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}
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// TODO
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/*
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{s,e}o{w,m,q,ww,cw,cm}
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midsommar
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midsommarafton
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23rd
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*/
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// Constants.
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else if (name == "pi") { value = Variant (3.14159165); }
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else if (name == "true") { value = Variant (true); }
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else if (name == "false") { value = Variant (false); }
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else
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return false;
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return true;
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}
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////////////////////////////////////////////////////////////////////////////////
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37
src/Dates.h
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37
src/Dates.h
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@ -0,0 +1,37 @@
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////////////////////////////////////////////////////////////////////////////////
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//
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// Copyright 2013 - 2014, Paul Beckingham, Federico Hernandez.
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included
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// in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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// SOFTWARE.
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//
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// http://www.opensource.org/licenses/mit-license.php
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//
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////////////////////////////////////////////////////////////////////////////////
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#ifndef INCLUDED_DATES
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#define INCLUDED_DATES
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#include <string>
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#include <Variant.h>
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bool namedDates (const std::string&, Variant&);
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#endif
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////////////////////////////////////////////////////////////////////////////////
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