CWE-ou-minkata/Sources/Plasma/CoreLib/hsStlUtils.cpp

/*==LICENSE==*

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*==LICENSE==*/
#include "hsStlUtils.h"

// stl extensions
namespace xtl {

//std::string
std::string & trimleft(std::string & s, const char * charset)
{
    s.erase(0, s.find_first_not_of(charset));
    return s;
}

std::wstring & trimleft(std::wstring & s, const wchar_t * charset)
{
    s.erase(0, s.find_first_not_of(charset));
    return s;
}

std::string & trimright(std::string & s, const char * charset)
{
    size_t idx = s.find_last_not_of(charset);
    
    if (std::string::npos == idx)
    {
        s.erase();
    }
    else
    {
        char c    = s.at(idx);
        s.erase(idx, std::string::npos);    
        s.append(1, c);
    }
    
    return s;
}

std::wstring & trimright(std::wstring & s, const wchar_t * charset)
{
    size_t idx = s.find_last_not_of(charset);

    if (std::wstring::npos == idx)
    {
        s.erase();
    }
    else
    {
        wchar_t c = s.at(idx);
        s.erase(idx, std::string::npos);
        s.append(1, c);
    }

    return s;
}

std::string & trim(std::string & s, const char * charset)
{
    trimleft(s,charset);
    trimright(s,charset);
    return s;
}

std::wstring & trim(std::wstring & s, const wchar_t * charset)
{
    trimleft(s,charset);
    trimright(s,charset);
    return s;
}

template <typename T> bool GetStringGroup(const std::string& s, T& group, char sep)
{
    bool ret = false;
    std::string::size_type oldpos = 0, newpos = 0;
    
    if (!(s.empty()))
    {
        do 
        {
            newpos = s.find(',',oldpos);
            group.insert(group.end(),s.substr(oldpos,newpos));
            if (newpos != s.npos)
                oldpos = newpos+1;
        } 
        while(newpos != s.npos);
        ret = true;
    }

    return ret;
}

template <typename T> bool GetStringGroup(const std::wstring& s, T& group, wchar_t sep)
{
    bool ret = false;
    std::wstring::size_type oldpos = 0, newpos = 0;

    if (!(s.empty()))
    {
        do
        {
            newpos = s.find(L',',oldpos);
            group.insert(group.end(),s.substr(oldpos,newpos));
            if (newpos != s.npos)
                oldpos = newpos+1;
        } while(newpos != s.npos);
        ret = true;
    }

    return ret;
}

template <typename T> bool GetStringGroupAsString(const T& group, std::string& s, char sep)
{
    typename T::const_iterator it = group.begin();
    bool fst = true;
    while (it != group.end())
    {
        if (!fst)
            s += ",";
        else
            fst = false;
        s+= (*it).c_str();
        it++;
    }

    return true;
}

template <typename T> bool GetStringGroupAsString(const T& group, std::wstring& s, wchar_t sep)
{
    typename T::const_iterator it = group.begin();
    bool fst = true;
    while (it != group.end())
    {
        if (!fst)
            s += L",";
        else
            fst = false;
        s+= (*it).c_str();
        it++;
    }
    
    return true;
}


} // namespace std