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https://github.com/RGBCube/serenity
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a027ccad75
This renames the current implementation of current_time_zone to system_time_zone to more clearly indicate what it is. Then reimplements current_time_zone to return whatever was set up by tzset, falling back to UTC if something went awry, for convenience.
52 lines
1.4 KiB
C++
52 lines
1.4 KiB
C++
/*
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* Copyright (c) 2022, Tim Flynn <trflynn89@pm.me>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <AK/Array.h>
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#include <AK/Error.h>
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#include <AK/Optional.h>
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#include <AK/String.h>
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#include <AK/StringView.h>
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#include <AK/Time.h>
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#include <AK/Types.h>
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#include <LibTimeZone/Forward.h>
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namespace TimeZone {
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enum class InDST {
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No,
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Yes,
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};
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struct Offset {
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i64 seconds { 0 };
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InDST in_dst { InDST::No };
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};
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struct NamedOffset : public Offset {
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String name;
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};
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StringView system_time_zone();
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StringView current_time_zone();
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ErrorOr<void> change_time_zone(StringView time_zone);
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Span<StringView const> all_time_zones();
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Optional<TimeZone> time_zone_from_string(StringView time_zone);
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StringView time_zone_to_string(TimeZone time_zone);
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Optional<StringView> canonicalize_time_zone(StringView time_zone);
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Optional<DaylightSavingsRule> daylight_savings_rule_from_string(StringView daylight_savings_rule);
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StringView daylight_savings_rule_to_string(DaylightSavingsRule daylight_savings_rule);
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Optional<Offset> get_time_zone_offset(TimeZone time_zone, AK::Time time);
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Optional<Offset> get_time_zone_offset(StringView time_zone, AK::Time time);
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Optional<Array<NamedOffset, 2>> get_named_time_zone_offsets(TimeZone time_zone, AK::Time time);
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Optional<Array<NamedOffset, 2>> get_named_time_zone_offsets(StringView time_zone, AK::Time time);
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}
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