web_searchable_form_data.cc | Explore in Territory

/*
 * Copyright (C) 2009 Google Inc. All rights reserved.
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 * modification, are permitted provided that the following conditions are
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 * copyright notice, this list of conditions and the following disclaimer
 * in the documentation and/or other materials provided with the
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 * this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#include "third_party/blink/public/web/web_searchable_form_data.h"

#include "third_party/blink/public/web/web_form_element.h"
#include "third_party/blink/public/web/web_input_element.h"
#include "third_party/blink/renderer/core/dom/document.h"
#include "third_party/blink/renderer/core/html/forms/form_data.h"
#include "third_party/blink/renderer/core/html/forms/html_form_control_element.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/html/forms/html_option_element.h"
#include "third_party/blink/renderer/core/html/forms/html_select_element.h"
#include "third_party/blink/renderer/core/html/forms/html_text_area_element.h"
#include "third_party/blink/renderer/core/html_names.h"
#include "third_party/blink/renderer/core/input_type_names.h"
#include "third_party/blink/renderer/platform/heap/garbage_collected.h"
#include "third_party/blink/renderer/platform/network/form_data_encoder.h"
#include "third_party/blink/renderer/platform/wtf/text/text_encoding.h"

namespace blink {

FormControlType;

namespace {

// Gets the encoding for the form.
// TODO(tkent): Use FormDataEncoder::encodingFromAcceptCharset().
void GetFormEncoding(const HTMLFormElement& form, WTF::TextEncoding* encoding) { … }

// If the form does not have an activated submit button, the first submit
// button is returned.
HTMLFormControlElement* ButtonToActivate(const HTMLFormElement& form) { … }

// Returns true if the selected state of all the options matches the default
// selected state.
bool IsSelectInDefaultState(const HTMLSelectElement& select) { … }

// Returns true if the form element is in its default state, false otherwise.
// The default state is the state of the form element on initial load of the
// page, and varies depending upon the form element. For example, a checkbox is
// in its default state if the checked state matches the state of the checked
// attribute.
bool IsInDefaultState(const HTMLFormControlElement& form_element) { … }

// Look for a suitable search text field in a given HTMLFormElement
// Return nothing if one of those items are found:
//  - A text area field
//  - A file upload field
//  - A Password field
//  - More than one text field
HTMLInputElement* FindSuitableSearchInputElement(const HTMLFormElement& form) { … }

// Build a search string based on a given HTMLFormElement and HTMLInputElement
//
// Search string output example from www.google.com:
// "hl=en&source=hp&biw=1085&bih=854&q={searchTerms}&btnG=Google+Search&aq=f&aqi=&aql=&oq="
//
// Return false if the provided HTMLInputElement is not found in the form
bool BuildSearchString(const HTMLFormElement& form,
                       Vector<char>* encoded_string,
                       const WTF::TextEncoding& encoding,
                       const HTMLInputElement* text_element) { … }

}  // namespace

WebSearchableFormData::WebSearchableFormData(
    const WebFormElement& form,
    const WebInputElement& selected_input_element) { … }

}  // namespace blink
chromium/third_party/blink/renderer/core/exported/web_searchable_form_data.cc
