Beesnest/DcString.cpp

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/*
Copyright 2007 Erez Bibi (erezbibi@users.sourceforge.net)
This file is part of Beesnest.

Beesnest is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.

Beesnest 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 General Public License for more details.

You should have received a copy of the GNU General Public License
along with Beesnest; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
*/


/**
 * CdcString.cpp: implementation of the CdcString class.
 * for documentation see the header file.
 */

#include "DcString.h"

int CdcString::CompareNoCase (const CdcString& str) const
{
    CdcString temp1 = *this;
    CdcString temp2 = str;

    temp1.MakeLower ();
    temp2.MakeLower ();

    return temp1.Compare (temp2);
}

int CdcString::CompareEnd (const CdcString& str) const
{
    int i = this->GetLength () - 1;
    int j = str.GetLength () - 1;
    int cmp;
    while (i >= 0 && j >= 0)
    {
        cmp = (*this)[i--] - str[j--];
        if (cmp != 0) return cmp;
    }
    return 0;
}

void CdcString::MakeUpper ()
{
    for (string::iterator iter = this->begin();
        iter != this->end(); iter++)
    {
        if (*iter >= 'a' && *iter <= 'z')
            *iter -= 32;
    }
}


void CdcString::MakeLower ()
{
    for (string::iterator iter = this->begin();
        iter != this->end(); iter++)
    {
        if (*iter >= 'A' && *iter <= 'Z')
            *iter += 32;
    }
}



void CdcString::Replace (const CdcString& strOld, const CdcString& strNew)
{
    int place = -1;
    while ((place = Find (strOld, place + 1)) != string::npos)
        replace (place, strOld.GetLength (), strNew);
}


void CdcString::TrimLeft ()
{
    int count = 0;
    for (string::iterator iter = this->begin();
        iter != this->end(); iter++)
    {
        if (isspace (*iter))
            ++ count;
        else
            break;
    }

    *this = this->erase (0, count);
}

void CdcString::TrimRight ()
{
    int count = 0;
    for (string::reverse_iterator iter = this->rbegin();
        iter != this->rend(); iter++)
    {
        if (isspace (*iter))
            ++ count;
        else
            break;
    }

    *this = this->erase (GetLength () - count, count);
}


CdcString CdcString::SpanIncluding (const CdcString& charSet) const
{
    int count = 0;
    for (string::const_iterator iter = this->begin();
        iter != this->end(); iter++)
    {
        if (charSet.Find (*iter) != string::npos)
            ++ count;
        else
            break;
    }

    return Left (count);
}


CdcString CdcString::IntToString (int num, const char* format)
{
    char buff [40];
    sprintf (buff, format, num);
    return buff;
}