| /* |
| * Copyright (C) 2010 Google Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: |
| * |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above |
| * copyright notice, this list of conditions and the following disclaimer |
| * in the documentation and/or other materials provided with the |
| * distribution. |
| * * Neither the name of Google Inc. nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #include "config.h" |
| #if ENABLE(INPUT_TYPE_MONTH) |
| #include "MonthInputType.h" |
| |
| #include "DateComponents.h" |
| #include "DateTimeFieldsState.h" |
| #include "Decimal.h" |
| #include "ElementInlines.h" |
| #include "HTMLInputElement.h" |
| #include "HTMLNames.h" |
| #include "InputTypeNames.h" |
| #include "PlatformLocale.h" |
| #include "StepRange.h" |
| #include <wtf/DateMath.h> |
| #include <wtf/MathExtras.h> |
| #include <wtf/NeverDestroyed.h> |
| |
| namespace WebCore { |
| |
| using namespace HTMLNames; |
| |
| static const int monthDefaultStep = 1; |
| static const int monthDefaultStepBase = 0; |
| static const int monthStepScaleFactor = 1; |
| static const StepRange::StepDescription monthStepDescription { monthDefaultStep, monthDefaultStepBase, monthStepScaleFactor, StepRange::ParsedStepValueShouldBeInteger }; |
| |
| const AtomString& MonthInputType::formControlType() const |
| { |
| return InputTypeNames::month(); |
| } |
| |
| DateComponentsType MonthInputType::dateType() const |
| { |
| return DateComponentsType::Month; |
| } |
| |
| double MonthInputType::valueAsDate() const |
| { |
| ASSERT(element()); |
| auto date = parseToDateComponents(element()->value()); |
| if (!date) |
| return DateComponents::invalidMilliseconds(); |
| double msec = date->millisecondsSinceEpoch(); |
| ASSERT(std::isfinite(msec)); |
| return msec; |
| } |
| |
| String MonthInputType::serializeWithMilliseconds(double value) const |
| { |
| auto date = DateComponents::fromMillisecondsSinceEpochForMonth(value); |
| if (!date) |
| return { }; |
| return serializeWithComponents(*date); |
| } |
| |
| Decimal MonthInputType::defaultValueForStepUp() const |
| { |
| double current = WallTime::now().secondsSinceEpoch().milliseconds(); |
| int offset = calculateLocalTimeOffset(current).offset / msPerMinute; |
| current += offset * msPerMinute; |
| |
| auto date = DateComponents::fromMillisecondsSinceEpochForMonth(current); |
| if (!date) |
| return { }; |
| |
| double months = date->monthsSinceEpoch(); |
| ASSERT(std::isfinite(months)); |
| return Decimal::fromDouble(months); |
| } |
| |
| StepRange MonthInputType::createStepRange(AnyStepHandling anyStepHandling) const |
| { |
| ASSERT(element()); |
| const Decimal stepBase = parseToNumber(element()->attributeWithoutSynchronization(minAttr), Decimal::fromDouble(monthDefaultStepBase)); |
| const Decimal minimum = parseToNumber(element()->attributeWithoutSynchronization(minAttr), Decimal::fromDouble(DateComponents::minimumMonth())); |
| const Decimal maximum = parseToNumber(element()->attributeWithoutSynchronization(maxAttr), Decimal::fromDouble(DateComponents::maximumMonth())); |
| const Decimal step = StepRange::parseStep(anyStepHandling, monthStepDescription, element()->attributeWithoutSynchronization(stepAttr)); |
| return StepRange(stepBase, RangeLimitations::Valid, minimum, maximum, step, monthStepDescription); |
| } |
| |
| Decimal MonthInputType::parseToNumber(const String& src, const Decimal& defaultValue) const |
| { |
| auto date = parseToDateComponents(src); |
| if (!date) |
| return defaultValue; |
| double months = date->monthsSinceEpoch(); |
| ASSERT(std::isfinite(months)); |
| return Decimal::fromDouble(months); |
| } |
| |
| std::optional<DateComponents> MonthInputType::parseToDateComponents(StringView source) const |
| { |
| return DateComponents::fromParsingMonth(source); |
| } |
| |
| std::optional<DateComponents> MonthInputType::setMillisecondToDateComponents(double value) const |
| { |
| return DateComponents::fromMonthsSinceEpoch(value); |
| } |
| |
| void MonthInputType::handleDOMActivateEvent(Event&) |
| { |
| } |
| |
| bool MonthInputType::isValidFormat(OptionSet<DateTimeFormatValidationResults> results) const |
| { |
| return results.containsAll({ DateTimeFormatValidationResults::HasYear, DateTimeFormatValidationResults::HasMonth }); |
| } |
| |
| String MonthInputType::formatDateTimeFieldsState(const DateTimeFieldsState& state) const |
| { |
| if (!state.year || !state.month) |
| return emptyString(); |
| |
| return makeString(pad('0', 4, *state.year), '-', pad('0', 2, *state.month)); |
| } |
| |
| void MonthInputType::setupLayoutParameters(DateTimeEditElement::LayoutParameters& layoutParameters, const DateComponents&) const |
| { |
| layoutParameters.dateTimeFormat = layoutParameters.locale.shortMonthFormat(); |
| layoutParameters.fallbackDateTimeFormat = "yyyy-MM"_s; |
| } |
| |
| } // namespace WebCore |
| |
| #endif |