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/forms/DateInputType.h"
33
34#include "core/HTMLNames.h"
35#include "core/InputTypeNames.h"
36#include "core/dom/Document.h"
37#include "core/html/HTMLInputElement.h"
38#include "core/html/forms/DateTimeFieldsState.h"
39#include "platform/DateComponents.h"
40#include "platform/text/PlatformLocale.h"
41#include "wtf/PassOwnPtr.h"
42
43namespace blink {
44
45using blink::WebLocalizedString;
46using namespace HTMLNames;
47
48static const int dateDefaultStep = 1;
49static const int dateDefaultStepBase = 0;
50static const int dateStepScaleFactor = 86400000;
51
52inline DateInputType::DateInputType(HTMLInputElement& element)
53    : BaseDateInputType(element)
54{
55}
56
57PassRefPtrWillBeRawPtr<InputType> DateInputType::create(HTMLInputElement& element)
58{
59    return adoptRefWillBeNoop(new DateInputType(element));
60}
61
62void DateInputType::countUsage()
63{
64    countUsageIfVisible(UseCounter::InputTypeDate);
65}
66
67const AtomicString& DateInputType::formControlType() const
68{
69    return InputTypeNames::date;
70}
71
72StepRange DateInputType::createStepRange(AnyStepHandling anyStepHandling) const
73{
74    DEFINE_STATIC_LOCAL(const StepRange::StepDescription, stepDescription, (dateDefaultStep, dateDefaultStepBase, dateStepScaleFactor, StepRange::ParsedStepValueShouldBeInteger));
75
76    return InputType::createStepRange(anyStepHandling, dateDefaultStepBase, Decimal::fromDouble(DateComponents::minimumDate()), Decimal::fromDouble(DateComponents::maximumDate()), stepDescription);
77}
78
79bool DateInputType::parseToDateComponentsInternal(const String& string, DateComponents* out) const
80{
81    ASSERT(out);
82    unsigned end;
83    return out->parseDate(string, 0, end) && end == string.length();
84}
85
86bool DateInputType::setMillisecondToDateComponents(double value, DateComponents* date) const
87{
88    ASSERT(date);
89    return date->setMillisecondsSinceEpochForDate(value);
90}
91
92void DateInputType::warnIfValueIsInvalid(const String& value) const
93{
94    if (value != element().sanitizeValue(value)) {
95        element().document().addConsoleMessage(ConsoleMessage::create(RenderingMessageSource, WarningMessageLevel,
96            String::format("The specified value '%s' does not conform to the required format, 'yyyy-MM-dd'.", value.utf8().data())));
97    }
98}
99
100#if ENABLE(INPUT_MULTIPLE_FIELDS_UI)
101String DateInputType::formatDateTimeFieldsState(const DateTimeFieldsState& dateTimeFieldsState) const
102{
103    if (!dateTimeFieldsState.hasDayOfMonth() || !dateTimeFieldsState.hasMonth() || !dateTimeFieldsState.hasYear())
104        return emptyString();
105
106    return String::format("%04u-%02u-%02u", dateTimeFieldsState.year(), dateTimeFieldsState.month(), dateTimeFieldsState.dayOfMonth());
107}
108
109void DateInputType::setupLayoutParameters(DateTimeEditElement::LayoutParameters& layoutParameters, const DateComponents& date) const
110{
111    layoutParameters.dateTimeFormat = layoutParameters.locale.dateFormat();
112    layoutParameters.fallbackDateTimeFormat = "yyyy-MM-dd";
113    if (!parseToDateComponents(element().fastGetAttribute(minAttr), &layoutParameters.minimum))
114        layoutParameters.minimum = DateComponents();
115    if (!parseToDateComponents(element().fastGetAttribute(maxAttr), &layoutParameters.maximum))
116        layoutParameters.maximum = DateComponents();
117    layoutParameters.placeholderForDay = locale().queryString(WebLocalizedString::PlaceholderForDayOfMonthField);
118    layoutParameters.placeholderForMonth = locale().queryString(WebLocalizedString::PlaceholderForMonthField);
119    layoutParameters.placeholderForYear = locale().queryString(WebLocalizedString::PlaceholderForYearField);
120}
121
122bool DateInputType::isValidFormat(bool hasYear, bool hasMonth, bool hasWeek, bool hasDay, bool hasAMPM, bool hasHour, bool hasMinute, bool hasSecond) const
123{
124    return hasYear && hasMonth && hasDay;
125}
126#endif
127
128} // namespace blink
129