#include "header.h"

void StringTool::String2CmdArg(string s, string & cmd, string & arg)
{
    string message = stripWhiteSpace(s);
    if (message.find_first_of(STRING_WHITESPACES, 1) != string::npos)
    {
        cmd = stripWhiteSpace(message.substr(0, message.find_first_of(STRING_WHITESPACES, 1)));
        arg = stripWhiteSpace(message.substr(message.find_first_of(STRING_WHITESPACES, 1)));
    } else 
    {
        cmd = message;
        arg = "";
    }
    return;
}

string StringTool::stripWhiteSpace(string s)
{
    unsigned int i, j;
    if (s.length() > 0)
    {
        i = s.find_first_not_of(STRING_WHITESPACES);
        j = s.find_last_not_of(STRING_WHITESPACES);

        if (i == string::npos)
            i = 0;
        if (j == string::npos)
            j = s.length()-1;

        return string(s, i, j-i+1);
    }
    return string("");
}