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-/*
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- * Copyright (C)2005-2013 Haxe Foundation
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- *
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- * Permission is hereby granted, free of charge, to any person obtaining a
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- * copy of this software and associated documentation files (the "Software"),
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- * to deal in the Software without restriction, including without limitation
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- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
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- * and/or sell copies of the Software, and to permit persons to whom the
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- * Software is 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 in
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- * 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 OR
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- * 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 THE
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- * 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
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- * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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- * DEALINGS IN THE SOFTWARE.
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- */
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-
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-/**
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- The DateTools class contains some extra functionalities for handling `Date`
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- instances and timestamps.
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-
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- In the context of haxe dates, a timestamp is defined as the number of
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- milliseconds elapsed since 1st January 1970.
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-**/
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-class DateTools {
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-
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- #if php
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- #elseif (neko && !(macro || interp))
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- static var date_format = neko.Lib.load("std","date_format",2);
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- #else
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- private static function __format_get( d : Date, e : String ) : String {
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- return switch( e ){
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- case "%":
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- "%";
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- case "C":
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- untyped StringTools.lpad(Std.string(Std.int(d.getFullYear()/100)),"0",2);
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- case "d":
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- untyped StringTools.lpad(Std.string(d.getDate()),"0",2);
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- case "D":
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- __format(d,"%m/%d/%y");
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- case "e":
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- untyped Std.string(d.getDate());
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- case "H","k":
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- untyped StringTools.lpad(Std.string(d.getHours()),if( e == "H" ) "0" else " ",2);
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- case "I","l":
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- var hour = d.getHours()%12;
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- untyped StringTools.lpad(Std.string(hour == 0 ? 12 : hour),if( e == "I" ) "0" else " ",2);
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- case "m":
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- untyped StringTools.lpad(Std.string(d.getMonth()+1),"0",2);
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- case "M":
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- untyped StringTools.lpad(Std.string(d.getMinutes()),"0",2);
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- case "n":
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- "\n";
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- case "p":
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- untyped if( d.getHours() > 11 ) "PM"; else "AM";
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- case "r":
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- __format(d,"%I:%M:%S %p");
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- case "R":
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- __format(d,"%H:%M");
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- case "s":
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- Std.string(Std.int(d.getTime()/1000));
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- case "S":
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- untyped StringTools.lpad(Std.string(d.getSeconds()),"0",2);
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- case "t":
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- "\t";
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- case "T":
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- __format(d,"%H:%M:%S");
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- case "u":
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- untyped{
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- var t = d.getDay();
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- if( t == 0 ) "7"; else Std.string(t);
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- }
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- case "w":
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- untyped Std.string(d.getDay());
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- case "y":
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- untyped StringTools.lpad(Std.string(d.getFullYear()%100),"0",2);
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- case "Y":
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- untyped Std.string(d.getFullYear());
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- default:
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- throw "Date.format %"+e+"- not implemented yet.";
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- }
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- }
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-
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- private static function __format( d : Date, f : String ) : String {
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- var r = new StringBuf();
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- var p = 0;
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- while( true ){
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- var np = f.indexOf("%", p);
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- if( np < 0 )
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- break;
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-
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- r.addSub(f,p,np-p);
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- r.add( __format_get(d, f.substr(np+1,1) ) );
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-
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- p = np+2;
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- }
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- r.addSub(f,p,f.length-p);
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- return r.toString();
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- }
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- #end
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-
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- /**
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- Format the date `d` according to the format `f`. The format is
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- compatible with the `strftime` standard format, except that there is no
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- support in Flash and JS for day and months names (due to lack of proper
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- internationalization API). On haXe/Neko/Windows, some formats are not
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- supported.
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- **/
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- public static function format( d : Date, f : String ) : String {
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- #if (neko && !(macro || interp))
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- return new String(untyped date_format(d.__t, f.__s));
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- #elseif php
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- return untyped __call__("strftime",f,d.__t);
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- #else
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- return __format(d,f);
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- #end
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- }
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-
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- /**
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- Returns the result of adding timestamp `t` to Date `d`.
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-
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- This is a convenience function for calling
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- `Date.fromTime(d.getTime() + t)`.
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- **/
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- public static inline function delta( d : Date, t : Float ) : Date {
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- return Date.fromTime( d.getTime() + t );
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- }
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-
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- static var DAYS_OF_MONTH = [31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31];
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-
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- /**
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- Returns the number of days in the month of Date `d`.
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-
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- This method handles leap years.
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- **/
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- public static function getMonthDays( d : Date ) : Int {
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- var month = d.getMonth();
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- var year = d.getFullYear();
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-
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- if (month != 1)
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- return DAYS_OF_MONTH[month];
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-
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- var isB = ((year % 4 == 0) && (year % 100 != 0)) || (year % 400 == 0);
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- return if (isB) 29 else 28;
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- }
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-
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- /**
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- Converts a number of seconds to a timestamp.
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- **/
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- public static inline function seconds( n : Float ) : Float {
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- return n * 1000.0;
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- }
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-
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- /**
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- Converts a number of minutes to a timestamp.
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- **/
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- public static inline function minutes( n : Float ) : Float {
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- return n * 60.0 * 1000.0;
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- }
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-
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- /**
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- Converts a number of hours to a timestamp.
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- **/
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- public static inline function hours( n : Float ) : Float {
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- return n * 60.0 * 60.0 * 1000.0;
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- }
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-
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- /**
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- Converts a number of days to a timestamp.
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- **/
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- public static inline function days( n : Float ) : Float {
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- return n * 24.0 * 60.0 * 60.0 * 1000.0;
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- }
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-
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- /**
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- Separate a date-time into several components
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- **/
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- public static function parse( t : Float ) {
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- var s = t / 1000;
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- var m = s / 60;
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- var h = m / 60;
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- return {
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- ms : t % 1000,
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- seconds : Std.int(s % 60),
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- minutes : Std.int(m % 60),
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- hours : Std.int(h % 24),
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- days : Std.int(h / 24),
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- };
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- }
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-
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- /**
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- Build a date-time from several components
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- **/
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- public static function make( o : { ms : Float, seconds : Int, minutes : Int, hours : Int, days : Int } ) {
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- return o.ms + 1000.0 * (o.seconds + 60.0 * (o.minutes + 60.0 * (o.hours + 24.0 * o.days)));
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- }
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-
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- #if (js || flash || php || cpp || python)
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- /**
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- Retrieve Unix timestamp value from Date components. Takes same argument sequence as the Date constructor.
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- **/
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- public static #if (js || flash || php || python) inline #end function makeUtc(year : Int, month : Int, day : Int, hour : Int, min : Int, sec : Int ):Float {
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- #if (js || flash || python)
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- return untyped Date.UTC(year, month, day, hour, min, sec);
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- #elseif php
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- return untyped __call__("gmmktime", hour, min, sec, month + 1, day, year) * 1000;
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- #elseif cpp
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- return untyped __global__.__hxcpp_utc_date(year,month,day,hour,min,sec)*1000.0 ;
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- #else
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- //TODO
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- return 0.;
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- #end
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- }
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- #end
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-}
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