string_utilities.h

/*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

 Header:       string_utilities.h
 Author:       Jon S. Berndt
 Date started: 06/01/09

 ------------- Copyright (C) 2009  Jon S. Berndt (jsb@hal-pc.org) -------------

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

 This program 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 Lesser General Public License for more
 details.

 You should have received a copy of the GNU Lesser 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.

 Further information about the GNU Lesser General Public License can also be found on
 the world wide web at http://www.gnu.org.

HISTORY
--------------------------------------------------------------------------------
06/01/09  JSB  Created

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
SENTRY
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/

#ifndef STRINGUTILS_H
#define STRINGUTILS_H

/*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
INCLUDES
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/

#include <vector>
#include <ctype.h>

/*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
DEFINITIONS
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/

#define ID_STRINGUTILS "$Id: string_utilities.h,v 1.1 2009/06/13 02:41:58 jberndt Exp $"

/*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
FORWARD DECLARATIONS
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/

using namespace std;

/*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
CLASS DOCUMENTATION
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/


/*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
CLASS DECLARATION
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/

#if !defined(BASE)
  extern string& trim_left(string& str);
  extern string& trim_right(string& str);
  extern string& trim(string& str);
  extern string& to_upper(string& str);
  extern string& to_lower(string& str);
  extern bool is_number(string& str);
  vector <string> split(string str, char d);
#else

  string& trim_left(string& str)
  {
    while ( !isgraph(str[0]) ) {
      str = str.erase(0,1);
      if (str.size() == 0) break;
    }
    return str;
  }

  string& trim_right(string& str)
  {
    while (!isgraph(str[str.size()-1])) {
      str = str.erase(str.size()-1,1);
      if (str.size() == 0) break;
    }
    return str;
  }

  string& trim(string& str)
  {
    if (str.size() == 0) return str;
    string temp_str = trim_right(str);
    return str = trim_left(temp_str);
  }

  string& to_upper(string& str)
  {
    for (int i=0; i<str.size(); i++) str[i] = toupper(str[i]);
    return str;
  }

  string& to_lower(string& str)
  {
    for (int i=0; i<str.size(); i++) str[i] = tolower(str[i]);
    return str;
  }

  bool is_number(string& str)
  {
    return (str.find_first_not_of("+-.0123456789Ee") == string::npos);
  }

  vector <string> split(string str, char d)
  {
    vector <string> str_array;
    int index=0;
    string temp = "";

    trim(str);
    index = str.find(d);
    while (index != string::npos) {
      temp = str.substr(0,index);
      trim(temp);
      if (temp.size() > 0) str_array.push_back(temp);
      str = str.erase(0,index+1);
      index = str.find(d);
    }
    if (str.size() > 0) {
      temp = trim(str);
      if (temp.size() > 0) str_array.push_back(temp);
    }

    return str_array;
  }

#endif

//%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

#endif