nux-0.9.46

Nux/Validator.h

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00001 /*
00002  * Copyright 2010 Inalogic® Inc.
00003  *
00004  * This program is free software: you can redistribute it and/or modify it
00005  * under the terms of the GNU Lesser General Public License, as
00006  * published by the  Free Software Foundation; either version 2.1 or 3.0
00007  * of the License.
00008  *
00009  * This program is distributed in the hope that it will be useful, but
00010  * WITHOUT ANY WARRANTY; without even the implied warranties of
00011  * MERCHANTABILITY, SATISFACTORY QUALITY or FITNESS FOR A PARTICULAR
00012  * PURPOSE.  See the applicable version of the GNU Lesser General Public
00013  * License for more details.
00014  *
00015  * You should have received a copy of both the GNU Lesser General Public
00016  * License along with this program. If not, see <http://www.gnu.org/licenses/>
00017  *
00018  * Authored by: Jay Taoko <jaytaoko@inalogic.com>
00019  *
00020  */
00021 
00022 
00023 #ifndef VALIDATOR_H
00024 #define VALIDATOR_H
00025 
00026 #if defined (NUX_OS_WINDOWS)
00027   #include "pcre/pcre.h"
00028 #else
00029   #include <pcre.h>
00030 #endif
00031 
00032 namespace nux
00033 {
00034 
00035   class Validator
00036   {
00037   public:
00038     enum State
00039     {
00040       Invalid         = 0,
00041       Intermediate,
00042       Acceptable
00043     };
00044 
00045     Validator();
00046     virtual ~Validator();
00047 
00048     virtual Validator *Clone()  const = 0; //Virtual Constructor Idiom
00049 
00050     virtual Validator::State Validate (const TCHAR *str) const;
00051     virtual void Alternative (const TCHAR *str) {}
00052 
00053   protected:
00054     bool InitRegExp ();
00055     NString _regexp_str;
00056     pcre *_regexp;
00057   };
00058 }
00059 
00060 #endif // VALIDATOR_H