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      1 /*
      2  * This file is part of the WebKit project.
      3  *
      4  * Copyright (C) 2009 Michelangelo De Simone <micdesim (at) gmail.com>
      5  * Copyright (C) 2010 Google Inc. All rights reserved.
      6  *
      7  * This library is free software; you can redistribute it and/or
      8  * modify it under the terms of the GNU Library General Public
      9  * License as published by the Free Software Foundation; either
     10  * version 2 of the License, or (at your option) any later version.
     11  *
     12  * This library is distributed in the hope that it will be useful,
     13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
     14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
     15  * Library General Public License for more details.
     16  *
     17  * You should have received a copy of the GNU Library General Public License
     18  * along with this library; see the file COPYING.LIB.  If not, write to
     19  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
     20  * Boston, MA 02110-1301, USA.
     21  *
     22  */
     23 
     24 #include "config.h"
     25 #include "BaseTextInputType.h"
     26 
     27 #include "HTMLInputElement.h"
     28 #include "HTMLNames.h"
     29 #include "RegularExpression.h"
     30 
     31 namespace WebCore {
     32 
     33 using namespace HTMLNames;
     34 
     35 bool BaseTextInputType::isTextType() const
     36 {
     37     return true;
     38 }
     39 
     40 bool BaseTextInputType::patternMismatch(const String& value) const
     41 {
     42     const AtomicString& pattern = element()->fastGetAttribute(patternAttr);
     43     // Empty values can't be mismatched
     44     if (pattern.isEmpty() || value.isEmpty())
     45         return false;
     46     int matchLength = 0;
     47     int valueLength = value.length();
     48     int matchOffset = RegularExpression(pattern, TextCaseSensitive).match(value, 0, &matchLength);
     49     return matchOffset || matchLength != valueLength;
     50 }
     51 
     52 } // namespace WebCore
     53