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      1 /*
      2  * Copyright (C) 2010 Google Inc. All rights reserved.
      3  *
      4  * Redistribution and use in source and binary forms, with or without
      5  * modification, are permitted provided that the following conditions are
      6  * met:
      7  *
      8  *     * Redistributions of source code must retain the above copyright
      9  * notice, this list of conditions and the following disclaimer.
     10  *     * Redistributions in binary form must reproduce the above
     11  * copyright notice, this list of conditions and the following disclaimer
     12  * in the documentation and/or other materials provided with the
     13  * distribution.
     14  *     * Neither the name of Google Inc. nor the names of its
     15  * contributors may be used to endorse or promote products derived from
     16  * this software without specific prior written permission.
     17  *
     18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
     19  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
     20  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
     21  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
     22  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     23  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
     24  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     25  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     26  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     27  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     28  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     29  */
     30 
     31 #include "config.h"
     32 #include "core/html/DateTimeLocalInputType.h"
     33 
     34 #include "HTMLNames.h"
     35 #include "bindings/v8/ExceptionState.h"
     36 #include "core/html/HTMLInputElement.h"
     37 #include "core/html/InputTypeNames.h"
     38 #include "core/platform/DateComponents.h"
     39 #include "wtf/PassOwnPtr.h"
     40 
     41 #if ENABLE(INPUT_MULTIPLE_FIELDS_UI)
     42 #include "core/html/DateTimeFieldsState.h"
     43 #include "core/platform/LocalizedStrings.h"
     44 #include "core/platform/text/PlatformLocale.h"
     45 #include "wtf/text/WTFString.h"
     46 #endif
     47 
     48 namespace WebCore {
     49 
     50 using namespace HTMLNames;
     51 
     52 static const int dateTimeLocalDefaultStep = 60;
     53 static const int dateTimeLocalDefaultStepBase = 0;
     54 static const int dateTimeLocalStepScaleFactor = 1000;
     55 
     56 PassOwnPtr<InputType> DateTimeLocalInputType::create(HTMLInputElement* element)
     57 {
     58     return adoptPtr(new DateTimeLocalInputType(element));
     59 }
     60 
     61 void DateTimeLocalInputType::attach()
     62 {
     63     observeFeatureIfVisible(UseCounter::InputTypeDateTimeLocal);
     64 }
     65 
     66 const AtomicString& DateTimeLocalInputType::formControlType() const
     67 {
     68     return InputTypeNames::datetimelocal();
     69 }
     70 
     71 DateComponents::Type DateTimeLocalInputType::dateType() const
     72 {
     73     return DateComponents::DateTimeLocal;
     74 }
     75 
     76 double DateTimeLocalInputType::valueAsDate() const
     77 {
     78     // valueAsDate doesn't work for the datetime-local type according to the standard.
     79     return DateComponents::invalidMilliseconds();
     80 }
     81 
     82 void DateTimeLocalInputType::setValueAsDate(double value, ExceptionState& es) const
     83 {
     84     // valueAsDate doesn't work for the datetime-local type according to the standard.
     85     InputType::setValueAsDate(value, es);
     86 }
     87 
     88 StepRange DateTimeLocalInputType::createStepRange(AnyStepHandling anyStepHandling) const
     89 {
     90     DEFINE_STATIC_LOCAL(const StepRange::StepDescription, stepDescription, (dateTimeLocalDefaultStep, dateTimeLocalDefaultStepBase, dateTimeLocalStepScaleFactor, StepRange::ScaledStepValueShouldBeInteger));
     91 
     92     const Decimal stepBase = parseToNumber(element()->fastGetAttribute(minAttr), 0);
     93     const Decimal minimum = parseToNumber(element()->fastGetAttribute(minAttr), Decimal::fromDouble(DateComponents::minimumDateTime()));
     94     const Decimal maximum = parseToNumber(element()->fastGetAttribute(maxAttr), Decimal::fromDouble(DateComponents::maximumDateTime()));
     95     const Decimal step = StepRange::parseStep(anyStepHandling, stepDescription, element()->fastGetAttribute(stepAttr));
     96     return StepRange(stepBase, minimum, maximum, step, stepDescription);
     97 }
     98 
     99 bool DateTimeLocalInputType::parseToDateComponentsInternal(const String& string, DateComponents* out) const
    100 {
    101     ASSERT(out);
    102     unsigned end;
    103     return out->parseDateTimeLocal(string, 0, end) && end == string.length();
    104 }
    105 
    106 bool DateTimeLocalInputType::setMillisecondToDateComponents(double value, DateComponents* date) const
    107 {
    108     ASSERT(date);
    109     return date->setMillisecondsSinceEpochForDateTimeLocal(value);
    110 }
    111 
    112 bool DateTimeLocalInputType::isDateTimeLocalField() const
    113 {
    114     return true;
    115 }
    116 
    117 #if ENABLE(INPUT_MULTIPLE_FIELDS_UI)
    118 // FIXME: It is better to share code for DateTimeInputType::formatDateTimeFieldsState()
    119 // and DateTimeInputLocalType::formatDateTimeFieldsState().
    120 String DateTimeLocalInputType::formatDateTimeFieldsState(const DateTimeFieldsState& dateTimeFieldsState) const
    121 {
    122     if (!dateTimeFieldsState.hasDayOfMonth() || !dateTimeFieldsState.hasMonth() || !dateTimeFieldsState.hasYear()
    123         || !dateTimeFieldsState.hasHour() || !dateTimeFieldsState.hasMinute() || !dateTimeFieldsState.hasAMPM())
    124         return emptyString();
    125 
    126     if (dateTimeFieldsState.hasMillisecond() && dateTimeFieldsState.millisecond()) {
    127         return String::format("%04u-%02u-%02uT%02u:%02u:%02u.%03u",
    128             dateTimeFieldsState.year(),
    129             dateTimeFieldsState.month(),
    130             dateTimeFieldsState.dayOfMonth(),
    131             dateTimeFieldsState.hour23(),
    132             dateTimeFieldsState.minute(),
    133             dateTimeFieldsState.hasSecond() ? dateTimeFieldsState.second() : 0,
    134             dateTimeFieldsState.millisecond());
    135     }
    136 
    137     if (dateTimeFieldsState.hasSecond() && dateTimeFieldsState.second()) {
    138         return String::format("%04u-%02u-%02uT%02u:%02u:%02u",
    139             dateTimeFieldsState.year(),
    140             dateTimeFieldsState.month(),
    141             dateTimeFieldsState.dayOfMonth(),
    142             dateTimeFieldsState.hour23(),
    143             dateTimeFieldsState.minute(),
    144             dateTimeFieldsState.second());
    145     }
    146 
    147     return String::format("%04u-%02u-%02uT%02u:%02u",
    148         dateTimeFieldsState.year(),
    149         dateTimeFieldsState.month(),
    150         dateTimeFieldsState.dayOfMonth(),
    151         dateTimeFieldsState.hour23(),
    152         dateTimeFieldsState.minute());
    153 }
    154 
    155 void DateTimeLocalInputType::setupLayoutParameters(DateTimeEditElement::LayoutParameters& layoutParameters, const DateComponents& date) const
    156 {
    157     if (shouldHaveSecondField(date)) {
    158         layoutParameters.dateTimeFormat = layoutParameters.locale.dateTimeFormatWithSeconds();
    159         layoutParameters.fallbackDateTimeFormat = "yyyy-MM-dd'T'HH:mm:ss";
    160     } else {
    161         layoutParameters.dateTimeFormat = layoutParameters.locale.dateTimeFormatWithoutSeconds();
    162         layoutParameters.fallbackDateTimeFormat = "yyyy-MM-dd'T'HH:mm";
    163     }
    164     if (!parseToDateComponents(element()->fastGetAttribute(minAttr), &layoutParameters.minimum))
    165         layoutParameters.minimum = DateComponents();
    166     if (!parseToDateComponents(element()->fastGetAttribute(maxAttr), &layoutParameters.maximum))
    167         layoutParameters.maximum = DateComponents();
    168     layoutParameters.placeholderForDay = placeholderForDayOfMonthField();
    169     layoutParameters.placeholderForMonth = placeholderForMonthField();
    170     layoutParameters.placeholderForYear = placeholderForYearField();
    171 }
    172 
    173 bool DateTimeLocalInputType::isValidFormat(bool hasYear, bool hasMonth, bool hasWeek, bool hasDay, bool hasAMPM, bool hasHour, bool hasMinute, bool hasSecond) const
    174 {
    175     return hasYear && hasMonth && hasDay && hasAMPM && hasHour && hasMinute;
    176 }
    177 #endif
    178 
    179 } // namespace WebCore
    180