Class: Time

Inherits:
Object
  • 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?, normalize

Class Method Details

.at(seconds, frac = 0) ⇒ Object 



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# File 'opal/opal/corelib/time.rb', line 13

def self.at(seconds, frac = 0)
  `new Date(seconds * 1000 + frac)`
end

.gm(year, month = undefined, day = undefined, hour = undefined, minute = undefined, second = undefined, utc_offset = undefined) ⇒ Object Also known as: utc

Raises:



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# File 'opal/opal/corelib/time.rb', line 96

def self.gm(year, month = undefined, day = undefined, hour = undefined, minute = undefined, second = undefined, utc_offset = undefined)
  raise TypeError, 'missing year (got nil)' if year.nil?

  %x{
    if (month > 12 || day > 31 || hour > 24 || minute > 59 || second > 59) {
      #{raise ArgumentError};
    }

    var date = new Date(Date.UTC(year, (month || 1) - 1, (day || 1), (hour || 0), (minute || 0), (second || 0)));
    date.tz_offset = 0
    return date;
  }
end

.local(year, month = nil, day = nil, hour = nil, minute = nil, second = nil, millisecond = nil) ⇒ Object Also known as: mktime 



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# File 'opal/opal/corelib/time.rb', line 47

def self.local(year, month = nil, day = nil, hour = nil, minute = nil, second = nil, millisecond = nil)
  if `arguments.length === 10`
    %x{
      var args = $slice.call(arguments).reverse();

      second = args[9];
      minute = args[8];
      hour   = args[7];
      day    = args[6];
      month  = args[5];
      year   = args[4];
    }
  end

  year = year.kind_of?(String) ? year.to_i : Opal.coerce_to(year, Integer, :to_int)

  month = month.kind_of?(String) ? month.to_i : Opal.coerce_to(month || 1, Integer, :to_int)

  unless month.between?(1, 12)
    raise ArgumentError, "month out of range: #{month}"
  end

  day = day.kind_of?(String) ? day.to_i : Opal.coerce_to(day || 1, Integer, :to_int)

  unless day.between?(1, 31)
    raise ArgumentError, "day out of range: #{day}"
  end

  hour = hour.kind_of?(String) ? hour.to_i : Opal.coerce_to(hour || 0, Integer, :to_int)

  unless hour.between?(0, 24)
    raise ArgumentError, "hour out of range: #{hour}"
  end

  minute = minute.kind_of?(String) ? minute.to_i : Opal.coerce_to(minute || 0, Integer, :to_int)

  unless minute.between?(0, 59)
    raise ArgumentError, "minute out of range: #{minute}"
  end

  second = second.kind_of?(String)  ? second.to_i : Opal.coerce_to(second || 0, Integer, :to_int)

  unless second.between?(0, 59)
    raise ArgumentError, "second out of range: #{second}"
  end

  new(*[year, month, day, hour, minute, second].compact)
end

.new(year = undefined, month = undefined, day = undefined, hour = undefined, minute = undefined, second = undefined, utc_offset = undefined) ⇒ Object 



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# File 'opal/opal/corelib/time.rb', line 17

def self.new(year = undefined, month = undefined, day = undefined, hour = undefined, minute = undefined, second = undefined, utc_offset = undefined)
  %x{
    switch (arguments.length) {
      case 1:
        return new Date(year, 0);

      case 2:
        return new Date(year, month - 1);

      case 3:
        return new Date(year, month - 1, day);

      case 4:
        return new Date(year, month - 1, day, hour);

      case 5:
        return new Date(year, month - 1, day, hour, minute);

      case 6:
        return new Date(year, month - 1, day, hour, minute, second);

      case 7:
        return new Date(year, month - 1, day, hour, minute, second);

      default:
        return new Date();
    }
  }
end

.now ⇒ Object 



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# File 'opal/opal/corelib/time.rb', line 115

def self.now
  `new Date()`
end

Instance Method Details

#+(other) ⇒ Object 



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# File 'opal/opal/corelib/time.rb', line 119

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

  other = Opal.coerce_to other, Integer, :to_int

  %x{
    var result           = new Date(self.getTime() + (other * 1000));
        result.tz_offset = #@tz_offset;

    return result;
  }
end

#-(other) ⇒ Object 



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# File 'opal/opal/corelib/time.rb', line 134

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

  other = Opal.coerce_to other, Integer, :to_int

  %x{
    var result           = new Date(self.getTime() - (other * 1000));
        result.tz_offset = #@tz_offset;

    return result;
  }
end

#<=>(other) ⇒ Object 



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# File 'opal/opal/corelib/time.rb', line 149

def <=>(other)
  to_f <=> other.to_f
end

#==(other) ⇒ Object 



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# File 'opal/opal/corelib/time.rb', line 153

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

#asctime ⇒ Object Also known as: ctime 



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# File 'opal/opal/corelib/time.rb', line 157

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

#cweek_cyear ⇒ Object 



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# File 'opal/opal/corelib/time.rb', line 595

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 



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# File 'opal/opal/corelib/time.rb', line 163

def day
  %x{
    if (#@tz_offset === 0) {
      return self.getUTCDate();
    }
    else {
      return self.getDate();
    }
  }
end

#eql?(other) ⇒ Boolean

Returns:



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# File 'opal/opal/corelib/time.rb', line 186

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

#friday? ⇒ Boolean

Returns:



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# File 'opal/opal/corelib/time.rb', line 190

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

#getgm ⇒ Object 



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# File 'opal/opal/corelib/time.rb', line 284

def getgm
  %x{
    var result           = new Date(self.getTime());
        result.tz_offset = 0;

    return result;
  }
end

#gmt? ⇒ Boolean Also known as: utc?

Returns:



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

def gmt?
  `#@tz_offset === 0`
end

#gmt_offset ⇒ Object Also known as: utc_offset 



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# File 'opal/opal/corelib/time.rb', line 297

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

#hour ⇒ Object 



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# File 'opal/opal/corelib/time.rb', line 194

def hour
  %x{
    if (#@tz_offset === 0) {
      return self.getUTCHours();
    }
    else {
      return self.getHours();
    }
  }
end

#inspect ⇒ Object Also known as: to_s 



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# File 'opal/opal/corelib/time.rb', line 205

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

Raises:



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# File 'opal/opal/corelib/time.rb', line 182

def isdst
  raise NotImplementedError
end

#min ⇒ Object 



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# File 'opal/opal/corelib/time.rb', line 215

def min
  %x{
    if (#@tz_offset === 0) {
      return self.getUTCMinutes();
    }
    else {
      return self.getMinutes();
    }
  }
end

#mon ⇒ Object Also known as: month 



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# File 'opal/opal/corelib/time.rb', line 226

def mon
  %x{
    if (#@tz_offset === 0) {
      return self.getUTCMonth() + 1;
    }
    else {
      return self.getMonth() + 1;
    }
  }
end

#monday? ⇒ Boolean

Returns:



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# File 'opal/opal/corelib/time.rb', line 237

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

#saturday? ⇒ Boolean

Returns:



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# File 'opal/opal/corelib/time.rb', line 243

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

#sec ⇒ Object 



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# File 'opal/opal/corelib/time.rb', line 247

def sec
  %x{
    if (#@tz_offset === 0) {
      return self.getUTCSeconds();
    }
    else {
      return self.getSeconds();
    }
  }
end

#strftime(format) ⇒ Object 



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# File 'opal/opal/corelib/time.rb', line 301

def strftime(format)
  %x{
    return format.replace(/%([\-_#^0]*:{0,2})(\d+)?([EO]*)(.)/g, function(full, flags, width, _, conv) {
      var result = "",
          width  = parseInt(width),
          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;

      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

#sunday? ⇒ Boolean

Returns:



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# File 'opal/opal/corelib/time.rb', line 538

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

#thursday? ⇒ Boolean

Returns:



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# File 'opal/opal/corelib/time.rb', line 542

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

#to_a ⇒ Object 



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# File 'opal/opal/corelib/time.rb', line 546

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

#to_f ⇒ Object 



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# File 'opal/opal/corelib/time.rb', line 550

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

#to_i ⇒ Object 



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# File 'opal/opal/corelib/time.rb', line 554

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

#tuesday? ⇒ Boolean

Returns:



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# File 'opal/opal/corelib/time.rb', line 560

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

#usec ⇒ Object 



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# File 'opal/opal/corelib/time.rb', line 258

def usec
  warn 'Microseconds are not supported'
  0
end

#wday ⇒ Object 



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# File 'opal/opal/corelib/time.rb', line 568

def wday
  %x{
    if (#@tz_offset === 0) {
      return self.getUTCDay();
    }
    else {
      return self.getDay();
    }
  }
end

#wednesday? ⇒ Boolean

Returns:



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# File 'opal/opal/corelib/time.rb', line 579

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

#yday ⇒ Object 



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# File 'opal/opal/corelib/time.rb', line 174

def yday
  %x{
    // http://javascript.about.com/library/bldayyear.htm
    var onejan = new Date(self.getFullYear(), 0, 1);
    return Math.ceil((self - onejan) / 86400000);
  }
end

#year ⇒ Object 



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# File 'opal/opal/corelib/time.rb', line 583

def year
  %x{
    if (#@tz_offset === 0) {
      return self.getUTCFullYear();
    }
    else {
      return self.getFullYear();
    }
  }
end

#zone ⇒ Object 



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# File 'opal/opal/corelib/time.rb', line 263

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

    if (string.indexOf('(') == -1) {
      result = string.match(/[A-Z]{3,4}/)[0];
    }
    else {
      result = string.match(/\([^)]+\)/)[0].match(/[A-Z]/g).join('');
    }

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