Class: Time

Inherits:
Object show all
Includes:
Comparable
Defined in:
opal/opal/corelib/time.rb

Class Method Summary collapse

Instance Method Summary collapse

Methods included from Comparable

#<, #<=, #>, #>=, #between?, #clamp, normalize

Class Method Details

.at(seconds, frac = undefined) ⇒ Object 



13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
 
# File 'opal/opal/corelib/time.rb', line 13

def self.at(seconds, frac = undefined)
  %x{
    var result;

    if (#{Time === seconds}) {
      if (frac !== undefined) {
        #{raise TypeError, "can't convert Time into an exact number"}
      }
      result = new Date(seconds.getTime());
      result.is_utc = seconds.is_utc;
      return result;
    }

    if (!seconds.$$is_number) {
      seconds = #{Opal.coerce_to!(seconds, Integer, :to_int)};
    }

    if (frac === undefined) {
      return new Date(seconds * 1000);
    }

    if (!frac.$$is_number) {
      frac = #{Opal.coerce_to!(frac, Integer, :to_int)};
    }

    return new Date(seconds * 1000 + (frac / 1000));
  }
end

.gm(year, month = nil, day = nil, hour = nil, min = nil, sec = nil, millisecond = nil, _dummy1 = nil, _dummy2 = nil, _dummy3 = nil) ⇒ Object Also known as: utc 



193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
 
# File 'opal/opal/corelib/time.rb', line 193

def self.gm(year, month = nil, day = nil, hour = nil, min = nil, sec = nil, millisecond = nil, _dummy1 = nil, _dummy2 = nil, _dummy3 = nil)
  # The _dummy args are there only because the MRI version accepts up to 10 arguments
  %x{
    var args, result;

    if (arguments.length === 10) {
      args  = $slice.call(arguments);
      year  = args[5];
      month = args[4];
      day   = args[3];
      hour  = args[2];
      min   = args[1];
      sec   = args[0];
    }

    args  = time_params(year, month, day, hour, min, sec);
    year  = args[0];
    month = args[1];
    day   = args[2];
    hour  = args[3];
    min   = args[4];
    sec   = args[5];

    result = new Date(Date.UTC(year, month, day, hour, min, 0, sec * 1000));
    if (year < 100) {
      result.setUTCFullYear(year);
    }
    result.is_utc = true;
    return result;
  }
end

.local(year, month = nil, day = nil, hour = nil, min = nil, sec = nil, millisecond = nil, _dummy1 = nil, _dummy2 = nil, _dummy3 = nil) ⇒ Object Also known as: mktime 



162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
 
# File 'opal/opal/corelib/time.rb', line 162

def self.local(year, month = nil, day = nil, hour = nil, min = nil, sec = nil, millisecond = nil, _dummy1 = nil, _dummy2 = nil, _dummy3 = nil)
  # The _dummy args are there only because the MRI version accepts up to 10 arguments
  %x{
    var args, result;

    if (arguments.length === 10) {
      args  = $slice.call(arguments);
      year  = args[5];
      month = args[4];
      day   = args[3];
      hour  = args[2];
      min   = args[1];
      sec   = args[0];
    }

    args  = time_params(year, month, day, hour, min, sec);
    year  = args[0];
    month = args[1];
    day   = args[2];
    hour  = args[3];
    min   = args[4];
    sec   = args[5];

    result = new Date(year, month, day, hour, min, 0, sec * 1000);
    if (year < 100) {
      result.setFullYear(year);
    }
    return result;
  }
end

.new(year = undefined, month = nil, day = nil, hour = nil, min = nil, sec = nil, utc_offset = nil) ⇒ Object 



134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
 
# File 'opal/opal/corelib/time.rb', line 134

def self.new(year = undefined, month = nil, day = nil, hour = nil, min = nil, sec = nil, utc_offset = nil)
  %x{
    var args, result;

    if (year === undefined) {
      return new Date();
    }

    if (utc_offset !== nil) {
      #{raise ArgumentError, 'Opal does not support explicitly specifying UTC offset for Time'}
    }

    args  = time_params(year, month, day, hour, min, sec);
    year  = args[0];
    month = args[1];
    day   = args[2];
    hour  = args[3];
    min   = args[4];
    sec   = args[5];

    result = new Date(year, month, day, hour, min, 0, sec * 1000);
    if (year < 100) {
      result.setFullYear(year);
    }
    return result;
  }
end

.now ⇒ Object 



230
231
232
 
# File 'opal/opal/corelib/time.rb', line 230

def self.now
  new
end

Instance Method Details

#+(other) ⇒ Object 



234
235
236
237
238
239
240
241
242
243
244
245
246
247
 
# File 'opal/opal/corelib/time.rb', line 234

def +(other)
  if Time === other
    raise TypeError, "time + time?"
  end

  %x{
    if (!other.$$is_number) {
      other = #{Opal.coerce_to!(other, Integer, :to_int)};
    }
    var result = new Date(self.getTime() + (other * 1000));
    result.is_utc = self.is_utc;
    return result;
  }
end

#-(other) ⇒ Object 



249
250
251
252
253
254
255
256
257
258
259
260
261
262
 
# File 'opal/opal/corelib/time.rb', line 249

def -(other)
  if Time === other
    return `(self.getTime() - other.getTime()) / 1000`
  end

  %x{
    if (!other.$$is_number) {
      other = #{Opal.coerce_to!(other, Integer, :to_int)};
    }
    var result = new Date(self.getTime() - (other * 1000));
    result.is_utc = self.is_utc;
    return result;
  }
end

#<=>(other) ⇒ Object 



264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
 
# File 'opal/opal/corelib/time.rb', line 264

def <=>(other)
  if Time === other
    to_f <=> other.to_f
  else
    r = other <=> self
    if r.nil?
      nil
    elsif r > 0
      -1
    elsif r < 0
      1
    else
      0
    end
  end
end

#==(other) ⇒ Object 



281
282
283
 
# File 'opal/opal/corelib/time.rb', line 281

def ==(other)
  Time === other && (`#{to_f} === #{other.to_f}`)
end

#asctime ⇒ Object Also known as: ctime 



285
286
287
 
# File 'opal/opal/corelib/time.rb', line 285

def asctime
  strftime '%a %b %e %H:%M:%S %Y'
end

#cweek_cyear ⇒ Object 



718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
 
# File 'opal/opal/corelib/time.rb', line 718

def cweek_cyear
  jan01 = Time.new(self.year, 1, 1)
  jan01_wday = jan01.wday
  first_monday = 0
  year = self.year
  if jan01_wday <= 4 && jan01_wday != 0
    #Jan 01 is in the first week of the year
    offset = jan01_wday-1
  else
    #Jan 01 is in the last week of the previous year
    offset = jan01_wday-7-1
    offset = -1 if offset == -8 #Adjust if Jan 01 is a Sunday
  end

  week = ((self.yday+offset)/7.00).ceil

  if week <= 0
    #Get the last week of the previous year
    return Time.new(self.year-1, 12, 31).cweek_cyear
  elsif week == 53
    #Find out whether this is actually week 53 or already week 01 of the following year
    dec31 = Time.new(self.year, 12, 31)
    dec31_wday = dec31.wday
    if dec31_wday <= 3 && dec31_wday != 0
      week = 1
      year += 1
    end
  end

  [week, year]

end

#day ⇒ Object Also known as: mday 



291
292
293
 
# File 'opal/opal/corelib/time.rb', line 291

def day
  `self.is_utc ? self.getUTCDate() : self.getDate()`
end

#dup ⇒ Object 



316
317
318
319
320
321
322
323
 
# File 'opal/opal/corelib/time.rb', line 316

def dup
  copy = `new Date(self.getTime())`

  copy.copy_instance_variables(self)
  copy.initialize_dup(self)

  copy
end

#eql?(other) ⇒ Boolean

Returns:



325
326
327
 
# File 'opal/opal/corelib/time.rb', line 325

def eql?(other)
  other.is_a?(Time) && (self <=> other).zero?
end

#friday? ⇒ Boolean

Returns:



329
330
331
 
# File 'opal/opal/corelib/time.rb', line 329

def friday?
  `#{wday} == 5`
end

#getgm ⇒ Object Also known as: getutc 



406
407
408
409
410
411
412
 
# File 'opal/opal/corelib/time.rb', line 406

def getgm
  %x{
    var result = new Date(self.getTime());
    result.is_utc = true;
    return result;
  }
end

#gmt? ⇒ Boolean Also known as: utc?

Returns:



425
426
427
 
# File 'opal/opal/corelib/time.rb', line 425

def gmt?
  `self.is_utc === true`
end

#gmt_offset ⇒ Object Also known as: gmtoff, utc_offset 



429
430
431
 
# File 'opal/opal/corelib/time.rb', line 429

def gmt_offset
  `-self.getTimezoneOffset() * 60`
end

#gmtime ⇒ Object Also known as: utc 



416
417
418
419
420
421
 
# File 'opal/opal/corelib/time.rb', line 416

def gmtime
  %x{
    self.is_utc = true;
    return self;
  }
end

#hash ⇒ Object 



333
334
335
 
# File 'opal/opal/corelib/time.rb', line 333

def hash
  `'Time:' + self.getTime()`
end

#hour ⇒ Object 



337
338
339
 
# File 'opal/opal/corelib/time.rb', line 337

def hour
  `self.is_utc ? self.getUTCHours() : self.getHours()`
end

#inspect ⇒ Object Also known as: to_s 



341
342
343
344
345
346
347
 
# File 'opal/opal/corelib/time.rb', line 341

def inspect
  if utc?
    strftime '%Y-%m-%d %H:%M:%S UTC'
  else
    strftime '%Y-%m-%d %H:%M:%S %z'
  end
end

#isdst ⇒ Object Also known as: dst? 



306
307
308
309
310
311
312
 
# File 'opal/opal/corelib/time.rb', line 306

def isdst
  %x{
    var jan = new Date(self.getFullYear(), 0, 1),
        jul = new Date(self.getFullYear(), 6, 1);
    return self.getTimezoneOffset() < Math.max(jan.getTimezoneOffset(), jul.getTimezoneOffset());
  }
end

#min ⇒ Object 



351
352
353
 
# File 'opal/opal/corelib/time.rb', line 351

def min
  `self.is_utc ? self.getUTCMinutes() : self.getMinutes()`
end

#mon ⇒ Object Also known as: month 



355
356
357
 
# File 'opal/opal/corelib/time.rb', line 355

def mon
  `(self.is_utc ? self.getUTCMonth() : self.getMonth()) + 1`
end

#monday? ⇒ Boolean

Returns:



359
360
361
 
# File 'opal/opal/corelib/time.rb', line 359

def monday?
  `#{wday} == 1`
end

#saturday? ⇒ Boolean

Returns:



365
366
367
 
# File 'opal/opal/corelib/time.rb', line 365

def saturday?
  `#{wday} == 6`
end

#sec ⇒ Object 



369
370
371
 
# File 'opal/opal/corelib/time.rb', line 369

def sec
  `self.is_utc ? self.getUTCSeconds() : self.getSeconds()`
end

#strftime(format) ⇒ Object 



433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
 
# File 'opal/opal/corelib/time.rb', line 433

def strftime(format)
  %x{
    return format.replace(/%([\-_#^0]*:{0,2})(\d+)?([EO]*)(.)/g, function(full, flags, width, _, conv) {
      var result = "",
          zero   = flags.indexOf('0') !== -1,
          pad    = flags.indexOf('-') === -1,
          blank  = flags.indexOf('_') !== -1,
          upcase = flags.indexOf('^') !== -1,
          invert = flags.indexOf('#') !== -1,
          colons = (flags.match(':') || []).length;

      width = parseInt(width, 10);

      if (zero && blank) {
        if (flags.indexOf('0') < flags.indexOf('_')) {
          zero = false;
        }
        else {
          blank = false;
        }
      }

      switch (conv) {
        case 'Y':
          result += #{year};
          break;

        case 'C':
          zero    = !blank;
          result += Math.round(#{year} / 100);
          break;

        case 'y':
          zero    = !blank;
          result += (#{year} % 100);
          break;

        case 'm':
          zero    = !blank;
          result += #{mon};
          break;

        case 'B':
          result += long_months[#{mon} - 1];
          break;

        case 'b':
        case 'h':
          blank   = !zero;
          result += short_months[#{mon} - 1];
          break;

        case 'd':
          zero    = !blank
          result += #{day};
          break;

        case 'e':
          blank   = !zero
          result += #{day};
          break;

        case 'j':
          result += #{yday};
          break;

        case 'H':
          zero    = !blank;
          result += #{hour};
          break;

        case 'k':
          blank   = !zero;
          result += #{hour};
          break;

        case 'I':
          zero    = !blank;
          result += (#{hour} % 12 || 12);
          break;

        case 'l':
          blank   = !zero;
          result += (#{hour} % 12 || 12);
          break;

        case 'P':
          result += (#{hour} >= 12 ? "pm" : "am");
          break;

        case 'p':
          result += (#{hour} >= 12 ? "PM" : "AM");
          break;

        case 'M':
          zero    = !blank;
          result += #{min};
          break;

        case 'S':
          zero    = !blank;
          result += #{sec}
          break;

        case 'L':
          zero    = !blank;
          width   = isNaN(width) ? 3 : width;
          result += self.getMilliseconds();
          break;

        case 'N':
          width   = isNaN(width) ? 9 : width;
          result += #{`self.getMilliseconds().toString()`.rjust(3, '0')};
          result  = #{`result`.ljust(`width`, '0')};
          break;

        case 'z':
          var offset  = self.getTimezoneOffset(),
              hours   = Math.floor(Math.abs(offset) / 60),
              minutes = Math.abs(offset) % 60;

          result += offset < 0 ? "+" : "-";
          result += hours < 10 ? "0" : "";
          result += hours;

          if (colons > 0) {
            result += ":";
          }

          result += minutes < 10 ? "0" : "";
          result += minutes;

          if (colons > 1) {
            result += ":00";
          }

          break;

        case 'Z':
          result += #{zone};
          break;

        case 'A':
          result += days_of_week[#{wday}];
          break;

        case 'a':
          result += short_days[#{wday}];
          break;

        case 'u':
          result += (#{wday} + 1);
          break;

        case 'w':
          result += #{wday};
          break;

        case 'V':
          result += #{cweek_cyear[0].to_s.rjust(2, "0")};
          break;

        case 'G':
          result += #{cweek_cyear[1]};
          break;

        case 'g':
          result += #{cweek_cyear[1][-2..-1]};
          break;

        case 's':
          result += #{to_i};
          break;

        case 'n':
          result += "\n";
          break;

        case 't':
          result += "\t";
          break;

        case '%':
          result += "%";
          break;

        case 'c':
          result += #{strftime('%a %b %e %T %Y')};
          break;

        case 'D':
        case 'x':
          result += #{strftime('%m/%d/%y')};
          break;

        case 'F':
          result += #{strftime('%Y-%m-%d')};
          break;

        case 'v':
          result += #{strftime('%e-%^b-%4Y')};
          break;

        case 'r':
          result += #{strftime('%I:%M:%S %p')};
          break;

        case 'R':
          result += #{strftime('%H:%M')};
          break;

        case 'T':
        case 'X':
          result += #{strftime('%H:%M:%S')};
          break;

        default:
          return full;
      }

      if (upcase) {
        result = result.toUpperCase();
      }

      if (invert) {
        result = result.replace(/[A-Z]/, function(c) { c.toLowerCase() }).
                        replace(/[a-z]/, function(c) { c.toUpperCase() });
      }

      if (pad && (zero || blank)) {
        result = #{`result`.rjust(`isNaN(width) ? 2 : width`, `blank ? " " : "0"`)};
      }

      return result;
    });
  }
end

#succ ⇒ Object 



373
374
375
376
377
378
379
 
# File 'opal/opal/corelib/time.rb', line 373

def succ
  %x{
    var result = new Date(self.getTime() + 1000);
    result.is_utc = self.is_utc;
    return result;
  }
end

#sunday? ⇒ Boolean

Returns:



671
672
673
 
# File 'opal/opal/corelib/time.rb', line 671

def sunday?
  `#{wday} == 0`
end

#thursday? ⇒ Boolean

Returns:



675
676
677
 
# File 'opal/opal/corelib/time.rb', line 675

def thursday?
  `#{wday} == 4`
end

#to_a ⇒ Object 



679
680
681
 
# File 'opal/opal/corelib/time.rb', line 679

def to_a
  [sec, min, hour, day, month, year, wday, yday, isdst, zone]
end

#to_f ⇒ Object 



683
684
685
 
# File 'opal/opal/corelib/time.rb', line 683

def to_f
  `self.getTime() / 1000`
end

#to_i ⇒ Object Also known as: tv_sec 



687
688
689
 
# File 'opal/opal/corelib/time.rb', line 687

def to_i
  `parseInt(self.getTime() / 1000, 10)`
end

#tuesday? ⇒ Boolean

Returns:



693
694
695
 
# File 'opal/opal/corelib/time.rb', line 693

def tuesday?
  `#{wday} == 2`
end

#usec ⇒ Object Also known as: tv_usec 



381
382
383
 
# File 'opal/opal/corelib/time.rb', line 381

def usec
  `self.getMilliseconds() * 1000`
end

#wday ⇒ Object 



706
707
708
 
# File 'opal/opal/corelib/time.rb', line 706

def wday
  `self.is_utc ? self.getUTCDay() : self.getDay()`
end

#wednesday? ⇒ Boolean

Returns:



710
711
712
 
# File 'opal/opal/corelib/time.rb', line 710

def wednesday?
  `#{wday} == 3`
end

#yday ⇒ Object 



295
296
297
298
299
300
301
302
303
304
 
# File 'opal/opal/corelib/time.rb', line 295

def yday
  # http://javascript.about.com/library/bldayyear.htm
  # also see moment.js implementation: http://git.io/vCKNE

  start_of_year = Time.new(year).to_i
  start_of_day  = Time.new(year, month, day).to_i
  one_day       = 86400

  ((start_of_day - start_of_year) / one_day).round + 1
end

#year ⇒ Object 



714
715
716
 
# File 'opal/opal/corelib/time.rb', line 714

def year
  `self.is_utc ? self.getUTCFullYear() : self.getFullYear()`
end

#zone ⇒ Object 



385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
 
# File 'opal/opal/corelib/time.rb', line 385

def zone
  %x{
    var string = self.toString(),
        result;

    if (string.indexOf('(') == -1) {
      result = string.match(/[A-Z]{3,4}/)[0];
    }
    else {
      result = string.match(/\((.+)\)(?:\s|$)/)[1]
    }

    if (result == "GMT" && /(GMT\W*\d{4})/.test(string)) {
      return RegExp.$1;
    }
    else {
      return result;
    }
  }
end