62 lines
2.2 KiB
C++
62 lines
2.2 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 "BaseTextInputType.h"
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#include "HTMLInputElement.h"
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#include "HTMLNames.h"
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#include <JavaScriptCore/RegularExpression.h>
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namespace WebCore {
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using namespace HTMLNames;
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bool BaseTextInputType::patternMismatch(const String& value) const
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{
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ASSERT(element());
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// FIXME: We should execute RegExp parser first to check validity instead of creating an actual RegularExpression.
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// https://bugs.webkit.org/show_bug.cgi?id=183361
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const AtomString& rawPattern = element()->attributeWithoutSynchronization(patternAttr);
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if (rawPattern.isNull() || value.isEmpty() || !JSC::Yarr::RegularExpression(rawPattern, JSC::Yarr::TextCaseSensitive, JSC::Yarr::MultilineDisabled, JSC::Yarr::UnicodeAwareMode).isValid())
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return false;
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String pattern = "^(?:" + rawPattern + ")$";
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int matchLength = 0;
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int valueLength = value.length();
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int matchOffset = JSC::Yarr::RegularExpression(pattern, JSC::Yarr::TextCaseSensitive, JSC::Yarr::MultilineDisabled, JSC::Yarr::UnicodeAwareMode).match(value, 0, &matchLength);
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return matchOffset || matchLength != valueLength;
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}
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bool BaseTextInputType::supportsPlaceholder() const
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{
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return true;
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}
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bool BaseTextInputType::supportsSelectionAPI() const
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{
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return true;
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}
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} // namespace WebCore
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