/*
 * Copyright (C) 2010 Google Inc. All rights reserved.
 * Copyright (C) 2011 Apple 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,
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 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#include "third_party/blink/renderer/core/html/forms/submit_input_type.h"

#include "third_party/blink/public/strings/grit/blink_strings.h"
#include "third_party/blink/renderer/core/dom/document.h"
#include "third_party/blink/renderer/core/dom/events/event.h"
#include "third_party/blink/renderer/core/frame/web_feature.h"
#include "third_party/blink/renderer/core/html/forms/form_data.h"
#include "third_party/blink/renderer/core/html/forms/html_form_element.h"
#include "third_party/blink/renderer/core/html/forms/html_input_element.h"
#include "third_party/blink/renderer/core/input_type_names.h"
#include "third_party/blink/renderer/platform/instrumentation/use_counter.h"
#include "third_party/blink/renderer/platform/text/platform_locale.h"

namespace blink {

SubmitInputType::SubmitInputType(HTMLInputElement& element)
    : BaseButtonInputType(element) {
  UseCounter::Count(element.GetDocument(), WebFeature::kInputTypeSubmit);
}

const AtomicString& SubmitInputType::FormControlType() const {
  return input_type_names::kSubmit;
}

void SubmitInputType::AppendToFormData(FormData& form_data) const {
  if (GetElement().IsActivatedSubmit()) {
    form_data.AppendFromElement(GetElement().GetName(),
                                GetElement().ValueOrDefaultLabel());
  }
}

bool SubmitInputType::SupportsRequired() const {
  return false;
}

void SubmitInputType::HandleDOMActivateEvent(Event& event) {
  if (GetElement().IsDisabledFormControl() || !GetElement().Form())
    return;
  // Event handlers can run.
  GetElement().Form()->PrepareForSubmission(&event, &GetElement());
  event.SetDefaultHandled();
}

bool SubmitInputType::CanBeSuccessfulSubmitButton() {
  return true;
}

String SubmitInputType::DefaultLabel() const {
  return GetLocale().QueryString(IDS_FORM_SUBMIT_LABEL);
}

bool SubmitInputType::IsTextButton() const {
  return true;
}

void SubmitInputType::ValueAttributeChanged() {
  UseCounter::Count(GetElement().GetDocument(),
                    WebFeature::kInputTypeSubmitWithValue);
  BaseButtonInputType::ValueAttributeChanged();
}

}  // namespace blink