//  This may look like C code, but it is really -*- C++ -*-

//  ------------------------------------------------------------------
//  The Goldware Library
//  Copyright (C) 1990-1999 Odinn Sorensen
//  ------------------------------------------------------------------
//  This library is free software; you can redistribute it and/or
//  modify it under the terms of the GNU Library General Public
//  License as published by the Free Software Foundation; either
//  version 2 of the License, or (at your option) any later version.
//
//  This library is distributed in the hope that it will be useful,
//  but WITHOUT ANY WARRANTY; without even the implied warranty of
//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
//  Library General Public License for more details.
//
//  You should have received a copy of the GNU Library General Public
//  License along with this program; if not, write to the Free
//  Software Foundation, Inc., 59 Temple Place, Suite 330, Boston,
//  MA 02111-1307, USA
//  ------------------------------------------------------------------
//  $Id$
//  ------------------------------------------------------------------
//  Search.
//  ------------------------------------------------------------------

#ifndef __gsearch_h
#define __gsearch_h


//  ------------------------------------------------------------------

#include <string>


//  ------------------------------------------------------------------

class gregex;
class gfuzzy;
class gbmh;


//  ------------------------------------------------------------------

class gsearch
{

public:

    enum patterntype
    {
        regex,                // Extended regular expressions
        wildcard,             // Shell-style with wildcards
        fuzzy,                // Fuzzy matching
        plain                 // Plain BMH match
    };

protected:

    class gregex* regexp;
    class gfuzzy* fuzzyp;
    class gbmh*   plainp;

public:

    // Configuration
    std::string    id;
    std::string    pattern;
    patterntype    type;
    bool           case_sensitive;
    bool           reverse;
    int            fuzzydegree;
    int            score_success;
    int            score_failure;

    gsearch();
    virtual ~gsearch();

    void set_id(const char* a)
    {
        id = a;
    }
    void set_type(patterntype a)
    {
        type = a;
    }
    void set_pattern(const char* a);
    void set_case_sensitive(bool a)
    {
        case_sensitive = a;
    }
    void set_reverse(bool a)
    {
        reverse = a;
    }
    void set_fuzzydegree(int a)
    {
        fuzzydegree = a;
    }
    void set_score_success(int a)
    {
        score_success = a;
    }
    void set_score_failure(int a)
    {
        score_failure = a;
    }

    // Result of last search
    bool found;
    int score;

    // Search a string for the pattern.
    // Return true for success, false for failure.
    bool search(const char* string);
    bool search(const std::string& str);
    bool search(const char* str, int& result);
    bool search(const std::string& str, int& result);

    gsearch& operator=(const gsearch& a);

};


//  ------------------------------------------------------------------

#endif

//  ------------------------------------------------------------------
