87 lines
3.6 KiB
Ruby
87 lines
3.6 KiB
Ruby
module Holidays
|
|
# This file is generated by the Ruby Holiday gem.
|
|
#
|
|
# Definitions loaded: data/is.yaml, data/common_methods.yaml
|
|
#
|
|
# To use the definitions in the file, load them right after you load the
|
|
# Holiday gem:
|
|
#
|
|
# require 'holidays'
|
|
# require 'path/to/is'
|
|
#
|
|
# More definitions are available at http://code.dunae.ca/holidays.
|
|
module IS # :nodoc:
|
|
DEFINED_REGIONS = [:is]
|
|
|
|
HOLIDAYS_BY_MONTH = {
|
|
5 => [{:mday => 3, :type => :informal, :name => "Sjómannadagurinn", :regions => [:is]},
|
|
{:mday => 17, :name => "Lýðveldisdagurinn", :regions => [:is]}],
|
|
0 => [{:function => lambda { |year| easter(year)-48 }, :name => "Bolludagur", :regions => [:is]},
|
|
{:function => lambda { |year| easter(year)-47 }, :name => "Sprengidagur", :regions => [:is]},
|
|
{:function => lambda { |year| easter(year)-46 }, :name => "Öskudagur", :regions => [:is]},
|
|
{:function => lambda { |year| easter(year)-7 }, :name => "Pálmasunnudagur", :regions => [:is]},
|
|
{:function => lambda { |year| easter(year)-3 }, :name => "Skírdagur", :regions => [:is]},
|
|
{:function => lambda { |year| easter(year)-2 }, :name => "Föstudaginn langi", :regions => [:is]},
|
|
{:function => lambda { |year| easter(year) }, :name => "Páskadagur", :regions => [:is]},
|
|
{:function => lambda { |year| easter(year)+1 }, :name => "Annar í páskum", :regions => [:is]},
|
|
{:function => lambda { |year| easter(year)+26 }, :name => "Store Bededag", :regions => [:is]},
|
|
{:function => lambda { |year| easter(year)+40 }, :name => "Kristi Himmelfartsdag", :regions => [:is, :is]},
|
|
{:function => lambda { |year| easter(year)+49 }, :name => "2. Pinsedag", :regions => [:is]},
|
|
{:function => lambda { |year| easter(year)+50 }, :name => "Pinsedag", :regions => [:is]}],
|
|
11 => [{:mday => 16, :name => "Dagur íslenskrar tungu", :regions => [:is]}],
|
|
1 => [{:mday => 1, :name => "Nýársdagur", :regions => [:is]},
|
|
{:mday => 6, :name => "Þrettándinn", :regions => [:is]},
|
|
{:mday => 19, :type => :informal, :name => "Bóndadagur", :regions => [:is]}],
|
|
12 => [{:mday => 24, :name => "Jól", :regions => [:is]},
|
|
{:mday => 25, :name => "Jól", :regions => [:is]},
|
|
{:mday => 26, :name => "Jól", :regions => [:is]},
|
|
{:mday => 31, :name => "Gamlárskvöld", :regions => [:is]}],
|
|
2 => [{:mday => 18, :type => :informal, :name => "Konudagur", :regions => [:is]}],
|
|
8 => [{:wday => 1, :week => 1, :name => "Frídagur verslunarmanna", :regions => [:is]}]
|
|
}
|
|
|
|
# Iceland: first day of summer (Thursday after 18 April)
|
|
def self.is_sumardagurinn_fyrsti(year)
|
|
date = Date.civil(year,4,18)
|
|
if date.wday < 4
|
|
date += (4 - date.wday)
|
|
else date
|
|
date += (11 - date.wday)
|
|
end
|
|
date
|
|
end
|
|
|
|
# Get the date of Easter in a given year.
|
|
#
|
|
# +year+ must be a valid Gregorian year.
|
|
#
|
|
# Returns a Date object.
|
|
#--
|
|
# from http://snippets.dzone.com/posts/show/765
|
|
# TODO: check year to ensure Gregorian
|
|
def self.easter(year)
|
|
y = year
|
|
a = y % 19
|
|
b = y / 100
|
|
c = y % 100
|
|
d = b / 4
|
|
e = b % 4
|
|
f = (b + 8) / 25
|
|
g = (b - f + 1) / 3
|
|
h = (19 * a + b - d - g + 15) % 30
|
|
i = c / 4
|
|
k = c % 4
|
|
l = (32 + 2 * e + 2 * i - h - k) % 7
|
|
m = (a + 11 * h + 22 * l) / 451
|
|
month = (h + l - 7 * m + 114) / 31
|
|
day = ((h + l - 7 * m + 114) % 31) + 1
|
|
Date.civil(year, month, day)
|
|
end
|
|
|
|
|
|
|
|
end
|
|
end
|
|
|
|
Holidays.merge_defs(Holidays::IS::DEFINED_REGIONS, Holidays::IS::HOLIDAYS_BY_MONTH)
|