Sha256: 70bfd1c511fc540181f3921e702ac4ce746bef7e31628afb78ce05462944145f
Contents?: true
Size: 1.99 KB
Versions: 1
Compression:
Stored size: 1.99 KB
Contents
require 'yaml' class Ziptz VERSION = '1.1.37' TZ_INFO = { '0' => {name: 'APO/FPO (time zone unknown)', offset: 0}, '4' => {name: 'Atlantic', offset: -4}, '5' => {name: 'Eastern', offset: -5}, '6' => {name: 'Central', offset: -6}, '7' => {name: 'Mountain', offset: -7}, '8' => {name: 'Pacific', offset: -8}, '9' => {name: 'Alaska', offset: -9}, '10' => {name: 'Hawaii-Aleutian Islands', offset: -10}, '11' => {name: 'American Samoa', offset: -11}, '13' => {name: 'Marshall Islands', offset: 12}, '14' => {name: 'Guam', offset: 10}, '15' => {name: 'Palau', offset: 9}, '16' => {name: 'Micronesia', offset: 11} } def initialize @tz = load_tz_data @dst = load_dst_data end def time_zone_name(zip) hash = time_zone_info(zip) hash && hash[:name] end def time_zone_offset(zip) tz = time_zone_info(zip) tz && tz[:offset] end def time_zone_uses_dst?(zip) @dst[zip.to_s] end def zips(tz_name) tz_code = tz_name_to_code[tz_name.downcase] tz_code && zips_by_code(tz_code) end def inspect "#<#{self.class}:#{object_id}>" end protected def zips_by_code(tz_code) @tz.select { |_, v| v == tz_code.to_s }.keys.sort end def time_zone_info(zip) TZ_INFO[get_time_zone zip] end def get_time_zone(zip) @tz[zip.to_s] end def tz_name_to_code @tz_name_to_code ||= TZ_INFO.each_with_object({}) do |(code, tz), data| name = tz[:name].downcase data[name] = code end end def tz_data_path File.join(File.dirname(__FILE__), '..', 'data', 'tz.data') end def load_tz_data File.foreach(tz_data_path).with_object({}) do |line, data| zip, tz = line.strip.split('=') data[zip] = tz end end def dst_data_path File.join(File.dirname(__FILE__), '..', 'data', 'dst.data') end def load_dst_data File.foreach(dst_data_path).with_object({}) do |line, data| zip, dst = line.strip.split('=') data[zip] = dst == '1' end end end
Version data entries
1 entries across 1 versions & 1 rubygems
Version | Path |
---|---|
ziptz-1.1.37 | lib/ziptz.rb |