Class: When::Parts::Timezone
- Inherits:
-
Object
- Object
- When::Parts::Timezone
- Extended by:
- Resource::Pool
- Includes:
- Base
- Defined in:
- lib/when_exe/parts/timezone.rb,
lib/when_exe/inspect.rb
Overview
TZInfo::Timezone クラスを本ライブラリから使用するためのラッパークラス
Defined Under Namespace
Modules: Base
Instance Attribute Summary collapse
-
#identifier ⇒ String
(also: #label, #inspect)
readonly
ユニーク識別名.
-
#indices ⇒ Array<When::Coordinates::Index>
readonly
時分秒のインデクス.
-
#timezone ⇒ TZInfo::Timezone
readonly
ラップしている TZInfo::Timezone インスタンス.
Attributes included from Base
#daylight, #standard, #tz_difference
Class Method Summary collapse
-
.[](label) ⇒ When::Parts::Timezone
(also: get)
オブジェクト参照.
- ._get ⇒ Object
-
.tz_info ⇒ Hash
TZInfo でサポートしている Timezone の連想配列.
Instance Method Summary collapse
- #_daylight(time) ⇒ Object
- #_need_validate ⇒ Object
-
#initialize(identifier) ⇒ Timezone
constructor
オブジェクト生成.
-
#latitude ⇒ Rational
時間帯を代表する都市の緯度 / 度.
-
#location ⇒ When::Coordinates::Spatial
時間帯を代表する都市の空間位置.
-
#longitude ⇒ Rational
時間帯を代表する都市の経度 / 度.
Methods included from Resource::Pool
[], []=, _pool, _setup_, pool_keys
Methods included from Resource::Synchronize
Methods included from Base
Constructor Details
#initialize(identifier) ⇒ Timezone
オブジェクト生成
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# File 'lib/when_exe/parts/timezone.rb', line 148 def initialize(identifier) @identifier = identifier id, query = identifier.split('?', 2) @timezone = TZInfo::Timezone.get(id.sub(/\(.+?\)\z/,'')) unless TZInfo::TimeOrDateTime.method_defined?(:_to_datetime) if TZInfo::RubyCoreSupport.respond_to?(:datetime_new) TZInfo::TimeOrDateTime.class_eval %Q{ alias :_to_datetime :to_datetime ::Rational def to_datetime unless @datetime u = usec s = u == 0 ? sec : Rational(sec * 1000000 + u, 1000000) @datetime = TZInfo::RubyCoreSupport.datetime_new(year, mon, mday, hour, min, s, 0, Date::GREGORIAN) end @datetime end } else TZInfo::TimeOrDateTime.class_eval %Q{ alias :_to_datetime :to_datetime def to_datetime @datetime ||= DateTime.new(year, mon, mday, hour, min, sec, 0, Date::GREGORIAN) end } end end dst, std = _offsets(Time.now.to_i) = query ? Hash[*(query.split('&').map {|item| item.split('=',2)}.flatten)] : {} @standard = When::TM::Clock.new(.merge({:zone=>std, :tz_prop=>self})) if std == dst @daylight = @standard @tz_difference = 0 else @daylight = When::TM::Clock.new(.merge({:zone=>dst, :tz_prop=>self})) @tz_difference = @standard.universal_time - @daylight.universal_time end @indices = When::Coordinates::DefaultTimeIndices end |
Dynamic Method Handling
This class handles dynamic methods through the method_missing method
#method_missing(name, *args, &block) ⇒ Object (private)
その他のメソッド
When::Parts::GeometricComplex で定義されていないメソッドは
処理を first (type: When::TM::(Temporal)Position) に委譲する
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# File 'lib/when_exe/parts/timezone.rb', line 237 def method_missing(name, *args, &block) self.class.module_eval %Q{ def #{name}(*args, &block) timezone.send("#{name}", *args, &block) end } unless When::Parts::MethodCash.escape(name) timezone.send(name, *args, &block) end |
Instance Attribute Details
#identifier ⇒ String (readonly) Also known as: label, inspect
ユニーク識別名
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# File 'lib/when_exe/parts/timezone.rb', line 108 def identifier @identifier end |
#indices ⇒ Array<When::Coordinates::Index> (readonly)
時分秒のインデクス
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# File 'lib/when_exe/parts/timezone.rb', line 142 def indices @indices end |
#timezone ⇒ TZInfo::Timezone (readonly)
ラップしている TZInfo::Timezone インスタンス
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# File 'lib/when_exe/parts/timezone.rb', line 104 def timezone @timezone end |
Class Method Details
.[](label) ⇒ When::Parts::Timezone Also known as: get
オブジェクト参照
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# File 'lib/when_exe/parts/timezone.rb', line 61 def [](label) ref = _get(label) return ref if ref return nil unless label =~ /\A[A-Z]/i self[label] = self.new(label) rescue NameError raise NameError, 'Prease install TZInfo - gem install tzinfo' end |
._get ⇒ Object
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# File 'lib/when_exe/parts/timezone.rb', line 53 alias :_get :[] |
.tz_info ⇒ Hash
TZInfo でサポートしている Timezone の連想配列
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# File 'lib/when_exe/parts/timezone.rb', line 77 def tz_info return @tz_info if @tz_info zones = {} TZInfo::Country.all.each do |c| c.zone_info.each do |z| zones[z.identifier] ||= {} zones[z.identifier][c.code] = z end end @tz_info = {} zones.each_pair do |id, hash| @tz_info[id] = hash[hash.keys[0]] unless hash.keys.size == 1 hash.each_pair do |c, z| @tz_info["#{id}(#{c})"] = z end end end @tz_info end |
Instance Method Details
#_daylight(time) ⇒ Object
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# File 'lib/when_exe/parts/timezone.rb', line 189 def _daylight(time) frame, cal_date, clk_time = time clocks = {} = {} %w(border location).each do |attr| value = @standard.instance_variable_get("@#{attr}") next unless value value = value.dup unless value.kind_of?(When::Parts::Resource) && value.registered? [attr] = value end if clk_time time = frame.to_universal_time(cal_date, clk_time, @standard) offsets = _offsets((time/When::TM::Duration::SECOND).floor) offsets.each do |offset| clocks[offset] ||= When::TM::Clock.new(.merge({:zone=>offset, :tz_prop=>self})) return clocks[offsets[0]] if @timezone.period_for_utc( (frame.to_universal_time(cal_date, clk_time, clocks[offset])/When::TM::Duration::SECOND).floor).dst? end end offset = @timezone.period_for_utc((time/When::TM::Duration::SECOND).floor).utc_total_offset clocks[offset] || When::TM::Clock.new(.merge({:zone=>offset, :tz_prop=>self})) end |
#_need_validate ⇒ Object
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# File 'lib/when_exe/parts/timezone.rb', line 213 def _need_validate true end |
#latitude ⇒ Rational
時間帯を代表する都市の緯度 / 度
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# File 'lib/when_exe/parts/timezone.rb', line 120 def latitude self.class.tz_info[label].latitude end |
#location ⇒ When::Coordinates::Spatial
時間帯を代表する都市の空間位置
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# File 'lib/when_exe/parts/timezone.rb', line 126 def location return @location if @location city_tz = @timezone unless self.class.tz_info[label] while city_tz.kind_of?(TZInfo::LinkedTimezone) city_tz = TZInfo::Timezone.get(city_tz.send(:info).link_to_identifier) end end tzinfo = self.class.tz_info[city_tz.identifier] longitude = When::Coordinates.to_dms(tzinfo.longitude, 'EW') latitude = When::Coordinates.to_dms(tzinfo.latitude, 'NS') @location = When.Resource("_l:long=#{longitude}&lat=#{latitude}&label=#{label}") end |
#longitude ⇒ Rational
時間帯を代表する都市の経度 / 度
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# File 'lib/when_exe/parts/timezone.rb', line 114 def longitude self.class.tz_info[label].longitude end |