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file.hpp

#ifndef _FILE_HPP_
#define _FILE_HPP_

#include <algorithm>
#include <glib.h>
#include <list>
#include <string>


typedef std::list<std::string> List;

template <typename Function>
void __for_each_file(const std::string& dirname, const std::string& suff,
                     const List& order_list, const List& disable_list,
                     Function f)
{
    GDir *dir = g_dir_open(dirname.c_str(), 0, NULL);
    if (dir)
    {
        const gchar *filename;

        while ((filename = g_dir_read_name(dir)) != NULL)
        {
            std::string fullfilename(dirname + G_DIR_SEPARATOR_S + filename);
            if (g_file_test(fullfilename.c_str(), G_FILE_TEST_IS_DIR))
                __for_each_file(fullfilename, suff, order_list, disable_list, f);
            else if (g_str_has_suffix(filename, suff.c_str()) &&
                     std::find(order_list.begin(), order_list.end(),
                               fullfilename) == order_list.end())
            {
                bool disable = std::find(disable_list.begin(),
                                         disable_list.end(),
                                         fullfilename) != disable_list.end();
                f(fullfilename, disable);
            }
        }
        g_dir_close(dir);
    }
}

template <typename Function>
void for_each_file(const List& dirs_list, const std::string& suff,
                   const List& order_list, const List& disable_list,
                   Function f)
{
    List::const_iterator it;
    for (it = order_list.begin(); it != order_list.end(); ++it)
    {
        bool disable = std::find(disable_list.begin(), disable_list.end(),
                                 *it) != disable_list.end();
        f(*it, disable);
    }
    for (it = dirs_list.begin(); it != dirs_list.end(); ++it)
        __for_each_file(*it, suff, order_list, disable_list, f);
}

#endif//!_FILE_HPP_

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