1 files changed, 159 insertions, 0 deletions
diff --git a/dom/html/input/DateTimeInputTypes.h b/dom/html/input/DateTimeInputTypes.h
new file mode 100644
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+++ b/dom/html/input/DateTimeInputTypes.h
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+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef mozilla_dom_DateTimeInputTypes_h__
+#define mozilla_dom_DateTimeInputTypes_h__
+
+#include "mozilla/dom/InputType.h"
+
+namespace mozilla::dom {
+
+class DateTimeInputTypeBase : public InputType {
+ public:
+  ~DateTimeInputTypeBase() override = default;
+
+  bool IsValueMissing() const override;
+  bool IsRangeOverflow() const override;
+  bool IsRangeUnderflow() const override;
+  bool HasStepMismatch() const override;
+  bool HasBadInput() const override;
+
+  nsresult GetRangeOverflowMessage(nsAString& aMessage) override;
+  nsresult GetRangeUnderflowMessage(nsAString& aMessage) override;
+
+  void MinMaxStepAttrChanged() override;
+
+ protected:
+  explicit DateTimeInputTypeBase(HTMLInputElement* aInputElement)
+      : InputType(aInputElement) {}
+
+  bool IsMutable() const override;
+
+  nsresult GetBadInputMessage(nsAString& aMessage) override = 0;
+
+  /**
+   * This method converts aValue (milliseconds within a day) to hours, minutes,
+   * seconds and milliseconds.
+   */
+  bool GetTimeFromMs(double aValue, uint16_t* aHours, uint16_t* aMinutes,
+                     uint16_t* aSeconds, uint16_t* aMilliseconds) const;
+
+  // Minimum year limited by HTML standard, year >= 1.
+  static const double kMinimumYear;
+  // Maximum year limited by ECMAScript date object range, year <= 275760.
+  static const double kMaximumYear;
+  // Maximum valid month is 275760-09.
+  static const double kMaximumMonthInMaximumYear;
+  // Maximum valid week is 275760-W37.
+  static const double kMaximumWeekInMaximumYear;
+  // Milliseconds in a day.
+  static const double kMsPerDay;
+};
+
+// input type=date
+class DateInputType : public DateTimeInputTypeBase {
+ public:
+  static InputType* Create(HTMLInputElement* aInputElement, void* aMemory) {
+    return new (aMemory) DateInputType(aInputElement);
+  }
+
+  nsresult GetBadInputMessage(nsAString& aMessage) override;
+
+  bool ConvertStringToNumber(nsAString& aValue,
+                             Decimal& aResultValue) const override;
+  bool ConvertNumberToString(Decimal aValue,
+                             nsAString& aResultString) const override;
+
+ private:
+  explicit DateInputType(HTMLInputElement* aInputElement)
+      : DateTimeInputTypeBase(aInputElement) {}
+};
+
+// input type=time
+class TimeInputType : public DateTimeInputTypeBase {
+ public:
+  static InputType* Create(HTMLInputElement* aInputElement, void* aMemory) {
+    return new (aMemory) TimeInputType(aInputElement);
+  }
+
+  nsresult GetBadInputMessage(nsAString& aMessage) override;
+
+  bool ConvertStringToNumber(nsAString& aValue,
+                             Decimal& aResultValue) const override;
+  bool ConvertNumberToString(Decimal aValue,
+                             nsAString& aResultString) const override;
+  bool IsRangeOverflow() const override;
+  bool IsRangeUnderflow() const override;
+  nsresult GetRangeOverflowMessage(nsAString& aMessage) override;
+  nsresult GetRangeUnderflowMessage(nsAString& aMessage) override;
+
+ private:
+  explicit TimeInputType(HTMLInputElement* aInputElement)
+      : DateTimeInputTypeBase(aInputElement) {}
+
+  // https://html.spec.whatwg.org/multipage/input.html#has-a-reversed-range
+  bool HasReversedRange() const;
+  bool IsReversedRangeUnderflowAndOverflow() const;
+  nsresult GetReversedRangeUnderflowAndOverflowMessage(nsAString& aMessage);
+};
+
+// input type=week
+class WeekInputType : public DateTimeInputTypeBase {
+ public:
+  static InputType* Create(HTMLInputElement* aInputElement, void* aMemory) {
+    return new (aMemory) WeekInputType(aInputElement);
+  }
+
+  nsresult GetBadInputMessage(nsAString& aMessage) override;
+  bool ConvertStringToNumber(nsAString& aValue,
+                             Decimal& aResultValue) const override;
+  bool ConvertNumberToString(Decimal aValue,
+                             nsAString& aResultString) const override;
+
+ private:
+  explicit WeekInputType(HTMLInputElement* aInputElement)
+      : DateTimeInputTypeBase(aInputElement) {}
+};
+
+// input type=month
+class MonthInputType : public DateTimeInputTypeBase {
+ public:
+  static InputType* Create(HTMLInputElement* aInputElement, void* aMemory) {
+    return new (aMemory) MonthInputType(aInputElement);
+  }
+
+  nsresult GetBadInputMessage(nsAString& aMessage) override;
+  bool ConvertStringToNumber(nsAString& aValue,
+                             Decimal& aResultValue) const override;
+  bool ConvertNumberToString(Decimal aValue,
+                             nsAString& aResultString) const override;
+
+ private:
+  explicit MonthInputType(HTMLInputElement* aInputElement)
+      : DateTimeInputTypeBase(aInputElement) {}
+};
+
+// input type=datetime-local
+class DateTimeLocalInputType : public DateTimeInputTypeBase {
+ public:
+  static InputType* Create(HTMLInputElement* aInputElement, void* aMemory) {
+    return new (aMemory) DateTimeLocalInputType(aInputElement);
+  }
+
+  nsresult GetBadInputMessage(nsAString& aMessage) override;
+  bool ConvertStringToNumber(nsAString& aValue,
+                             Decimal& aResultValue) const override;
+  bool ConvertNumberToString(Decimal aValue,
+                             nsAString& aResultString) const override;
+
+ private:
+  explicit DateTimeLocalInputType(HTMLInputElement* aInputElement)
+      : DateTimeInputTypeBase(aInputElement) {}
+};
+
+}  // namespace mozilla::dom
+
+#endif /* mozilla_dom_DateTimeInputTypes_h__ */