+++ /dev/null
-# This file is part of NIT ( http://www.nitlanguage.org ).
-#
-# Copyright 2008 Floréal Morandat <morandat@lirmm.fr>
-# Copyright 2014 Alexandre Terrasa <alexandre@moz-code.org>
-#
-# This file is free software, which comes along with NIT. This software is
-# distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
-# without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
-# PARTICULAR PURPOSE. You can modify it is you want, provided this header
-# is kept unaltered, and a notification of the changes is added.
-# You are allowed to redistribute it and sell it, alone or is a part of
-# another product.
-
-# Management of time and dates
-module time
-
-import text
-import stream
-
-in "C Header" `{
- #include <time.h>
-`}
-
-redef class Object
- # Unix time: the number of seconds elapsed since January 1, 1970
- protected fun get_time: Int `{ return time(NULL); `}
-end
-
-redef class Sys
- # Wait a specific number of second and nanoseconds
- fun nanosleep(sec, nanosec: Int) `{
- const struct timespec req = {sec, nanosec};
- nanosleep(&req, NULL);
- `}
-end
-
-# Time since epoch
-extern class TimeT `{time_t`}
-
- # Returns Time since epoch from now.
- new `{ return time(NULL); `}
-
- # Returns Time since epoch from `i` (expressed in seconds).
- new from_i(i: Int) `{ return i; `}
-
- # Update current time.
- fun update `{ time(&self); `}
-
- # Convert `self` to a human readable String.
- fun ctime: String import NativeString.to_s_with_copy `{
- return NativeString_to_s_with_copy( ctime(&self) );
- `}
-
- # Difference in secondes from start (self if the end time)
- fun difftime(start: TimeT): Float `{ return difftime(self, start); `}
-
- redef fun to_s do return ctime.replace("\n", "")
-
- # Convert self to Int (expressed as seconds since epoch).
- fun to_i: Int `{ return (int)self; `}
-end
-
-# Time structure
-extern class Tm `{struct tm *`}
-
- # Create a new Time structure expressed in Coordinated Universal Time (UTC).
- new gmtime `{
- struct tm *tm;
- time_t t = time(NULL);
- tm = gmtime(&t);
- return tm;
- `}
-
- # Create a new Time structure expressed in UTC from `t`.
- new gmtime_from_timet(t: TimeT) `{
- struct tm *tm;
- tm = gmtime(&t);
- return tm;
- `}
-
- # Create a new Time structure expressed in the local timezone.
- new localtime `{
- struct tm *tm;
- time_t t = time(NULL);
- tm = localtime(&t);
- return tm;
- `}
-
- # Create a new Time structure expressed in the local timezone from `t`.
- new localtime_from_timet(t: TimeT) `{
- struct tm *tm;
- tm = localtime(&t);
- return tm;
- `}
-
- # Convert `self` as a TimeT.
- fun to_timet: TimeT `{ return mktime(self); `}
-
- # Seconds after the minute.
- fun sec: Int `{ return self->tm_sec; `}
-
- # Minutes after the hour.
- fun min: Int `{ return self->tm_min; `}
-
- # hours since midnight.
- fun hour: Int `{ return self->tm_hour; `}
-
- # Day of the month.
- fun mday: Int `{ return self->tm_mday; `}
-
- # Months since January.
- fun mon: Int `{ return self->tm_mon; `}
-
- # Years since 1900.
- fun year: Int `{ return self->tm_year; `}
-
- # Days since Sunday.
- fun wday: Int `{ return self->tm_wday; `}
-
- # Days since January 1st.
- fun yday: Int `{ return self->tm_yday; `}
-
- # Is `self` in Daylight Saving Time.
- fun is_dst: Bool `{ return self->tm_isdst; `}
-
- # Convert `self` to a human readable String.
- fun asctime: String import NativeString.to_s_with_copy `{
- return NativeString_to_s_with_copy( asctime(self) );
- `}
-
- # Convert `self` to a human readable String corresponding to `format`.
- # TODO document allowed format.
- fun strftime(format: String): String import String.to_cstring, NativeString.to_s `{
- char* buf, *c_format;
-
- buf = (char*)malloc(100);
- c_format = String_to_cstring(format);
-
- strftime(buf, 100, c_format, self);
- String s = NativeString_to_s_with_copy(buf);
- free(buf);
- return s;
- `}
-
- redef fun to_s do return asctime.replace("\n", "")
-end
-
-# Date using the international format defined by ISO 8601.
-#
-# Usage:
-#
-# # By default ISODate at today.
-# var date = new ISODate
-# var tm = new Tm.localtime
-# assert date.year == tm.year + 1900
-# assert date.month == tm.mon + 1
-# assert date.day == tm.mday
-#
-# # ISODate can be initialized from a String.
-# date = new ISODate.from_string("1970-01-01T00:00:00Z")
-# assert date.year == 1970
-# assert date.month == 1
-# assert date.day == 1
-#
-# # ISODate can be printed as String following the ISO format.
-# assert date.to_s == "1970-01-01T00:00:00Z"
-#
-# Note that only the `YYYY-MM-DDTHH:MM:SSZ` is supported for now.
-#
-# See <http://www.w3.org/QA/Tips/iso-date>
-class ISODate
- super Comparable
-
- # UTC years as Int.
- var year: Int is noinit
-
- # UTC months as Int (`1` for January).
- var month: Int is noinit
-
- # UTC days as Int (starting at `1`).
- var day: Int is noinit
-
- # UTC hours as Int.
- var hours: Int is noinit
-
- # UTC minutes as Int.
- var minutes: Int is noinit
-
- # UTC seconds as Int.
- var seconds: Int is noinit
-
- # UTC timezone marker.
- #
- # Note that I don't know what will happen if you change this value...
- var timezone = "Z"
-
- init do
- var t = new Tm.localtime
- year = 1900 + t.year
- month = t.mon + 1
- day = t.mday
- hours = t.hour
- minutes = t.min
- seconds = t.sec
- end
-
- # Init `self` from a ISODate formatted string.
- init from_string(str: String) do
- year = str.substring(0, 4).to_i
- month = str.substring(5, 2).to_i
- day = str.substring(8, 2).to_i
- hours = str.substring(11, 2).to_i
- minutes = str.substring(14, 2).to_i
- seconds = str.substring(17, 2).to_i
- timezone = str.substring(19, str.length)
- end
-
- redef fun to_s do
- var buff = new FlatBuffer
- buff.append year.to_s
- buff.add '-'
- if month < 10 then buff.add '0'
- buff.append month.to_s
- buff.add '-'
- if day < 10 then buff.add '0'
- buff.append day.to_s
- buff.add 'T'
- if hours < 10 then buff.add '0'
- buff.append hours.to_s
- buff.add ':'
- if minutes < 10 then buff.add '0'
- buff.append minutes.to_s
- buff.add ':'
- if seconds < 10 then buff.add '0'
- buff.append seconds.to_s
- buff.append timezone
- return buff.write_to_string
- end
-
- redef type OTHER: ISODate
-
- # TODO handle timezones
- redef fun <(o) do return to_s < o.to_s
-end
nitlanguage / nit.git / blobdiff