2
# Copyright (c) 2006 Philip Ross
4
# Permission is hereby granted, free of charge, to any person obtaining a copy
5
# of this software and associated documentation files (the "Software"), to deal
6
# in the Software without restriction, including without limitation the rights
7
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
8
# copies of the Software, and to permit persons to whom the Software is
9
# furnished to do so, subject to the following conditions:
11
# The above copyright notice and this permission notice shall be included in all
12
# copies or substantial portions of the Software.
14
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
23
require 'tzinfo/info_timezone'
27
class LinkedTimezone < InfoTimezone #:nodoc:
28
# Returns the TimezonePeriod for the given UTC time. utc can either be
29
# a DateTime, Time or integer timestamp (Time.to_i). Any timezone
30
# information in utc is ignored (it is treated as a UTC time).
32
# If no TimezonePeriod could be found, PeriodNotFound is raised.
33
def period_for_utc(utc)
34
@linked_timezone.period_for_utc(utc)
37
# Returns the set of TimezonePeriod instances that are valid for the given
38
# local time as an array. If you just want a single period, use
39
# period_for_local instead and specify how abiguities should be resolved.
40
# Raises PeriodNotFound if no periods are found for the given time.
41
def periods_for_local(local)
42
@linked_timezone.periods_for_local(local)
48
@linked_timezone = Timezone.get(info.link_to_identifier)