108 lines
3.4 KiB
C++
108 lines
3.4 KiB
C++
/*
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* This file is part of the WebKit project.
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*
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* Copyright (C) 2009 Michelangelo De Simone <micdesim@gmail.com>
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* Copyright (C) 2010 Google Inc. All rights reserved.
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* Copyright (C) 2018 Apple Inc. All rights reserved.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public License
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* along with this library; see the file COPYING.LIB. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*
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*/
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#include "config.h"
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#include "EmailInputType.h"
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#include "HTMLInputElement.h"
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#include "HTMLParserIdioms.h"
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#include "InputTypeNames.h"
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#include "LocalizedStrings.h"
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#include <JavaScriptCore/RegularExpression.h>
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#include <wtf/NeverDestroyed.h>
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#include <wtf/text/StringBuilder.h>
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namespace WebCore {
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// From https://html.spec.whatwg.org/#valid-e-mail-address.
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static const char emailPattern[] = "^[a-zA-Z0-9.!#$%&'*+\\/=?^_`{|}~-]+@[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?(?:\\.[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?)*$";
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static bool isValidEmailAddress(const String& address)
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{
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int addressLength = address.length();
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if (!addressLength)
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return false;
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static NeverDestroyed<const JSC::Yarr::RegularExpression> regExp(emailPattern, JSC::Yarr::TextCaseInsensitive);
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int matchLength;
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int matchOffset = regExp.get().match(address, 0, &matchLength);
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return !matchOffset && matchLength == addressLength;
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}
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const AtomString& EmailInputType::formControlType() const
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{
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return InputTypeNames::email();
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}
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bool EmailInputType::typeMismatchFor(const String& value) const
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{
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ASSERT(element());
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if (value.isEmpty())
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return false;
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if (!element()->multiple())
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return !isValidEmailAddress(value);
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for (auto& address : value.splitAllowingEmptyEntries(',')) {
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if (!isValidEmailAddress(stripLeadingAndTrailingHTMLSpaces(address)))
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return true;
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}
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return false;
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}
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bool EmailInputType::typeMismatch() const
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{
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ASSERT(element());
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return typeMismatchFor(element()->value());
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}
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String EmailInputType::typeMismatchText() const
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{
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ASSERT(element());
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return element()->multiple() ? validationMessageTypeMismatchForMultipleEmailText() : validationMessageTypeMismatchForEmailText();
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}
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bool EmailInputType::supportsSelectionAPI() const
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{
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return false;
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}
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String EmailInputType::sanitizeValue(const String& proposedValue) const
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{
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String noLineBreakValue = proposedValue.removeCharacters(isHTMLLineBreak);
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ASSERT(element());
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if (!element()->multiple())
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return stripLeadingAndTrailingHTMLSpaces(noLineBreakValue);
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Vector<String> addresses = noLineBreakValue.splitAllowingEmptyEntries(',');
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StringBuilder strippedValue;
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for (unsigned i = 0; i < addresses.size(); ++i) {
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if (i > 0)
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strippedValue.append(',');
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strippedValue.append(stripLeadingAndTrailingHTMLSpaces(addresses[i]));
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}
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return strippedValue.toString();
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}
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} // namespace WebCore
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