Regex.H

/* 
 * Copyright (c) 2005-2011, Guillaume Gimenez <guillaume@blackmilk.fr>
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in the
 *       documentation and/or other materials provided with the distribution.
 *     * Neither the name of G.Gimenez nor the names of its contributors may
 *       be used to endorse or promote products derived from this software
 *       without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL G.GIMENEZ BE LIABLE FOR ANY DIRECT,
 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 * Authors:
 *     * Guillaume Gimenez <guillaume@blackmilk.fr>
 *
 */
#ifndef __RAII_REGEX_H_
#define __RAII_REGEX_H_

#include <regex.h>

namespace raii {

class Regex : public Object {

	DECLARE_EXCEPTION(RegularExpressionException,LogicException);

	typedef enum {
		NO,
		MATCH,
		REPLACE
	} Compiled;

	String pattern;
	mutable regex_t re;
	bool m_extended;
	bool m_caseInsensitive;
	bool m_newLine;
	mutable Compiled compiledFor;

	void compile(Compiled compileFor) const;
	public:

	Regex(const String& pat,bool ext=false, bool icase=false, bool newline=false);

	//pour les chaines litterales
	Regex(const char* pat,bool ext=false, bool icase=false, bool newline=false);
	
	Regex(const Regex& r);
	Regex& operator=(const Regex& r);

	Regex& extended(bool e=true);
	Regex& caseInsensitive(bool i=true);
	Regex& newLine(bool nl=true);



	// ex: Regex("plop").matches(str);
	bool matches(const String& str, bool notbol=false, bool noteol=false) const;

	
	// ex: Regex("plop").replace("gr8k",str);
	String replace(const String& repl, const String& str) const;

	Vector<String> split(const String& str, bool notbol=false, bool noteol=false) const;
	Vector<String> substrs(const String& str, bool notbol=false, bool noteol=false) const;

	virtual ~Regex();
	
};

}

#endif