#include <sys/types.h>

#include <sys/param.h>

#include <dirent.h>

#include <cerrno>

#include <cassert>

#include <cstdio>

#include <cstring>

#include <string>

#include "walker.h"

MagicWalker::MagicWalker(const std::string root) {

    this->root = root;

    magic = magic_open(MAGIC_MIME_TYPE);

    magic_load(magic,NULL);

}

int MagicWalker::HandleDir(const char *dirname) {

    DIR *d = opendir(dirname);

    if(!d) return errno;

    struct dirent *de;

    while (de=readdir(d)) {

        if(strcmp(de->d_name,".") && strcmp(de->d_name,"..")) {

            //printf("%s/%s -- %d\n",dirname,de->d_name,de->d_type);

            char next[MAXPATHLEN+1];

            snprintf(next,MAXPATHLEN,"%s/%s",dirname,de->d_name);

            if (de->d_type&DT_DIR)

                HandleDir(next);

            else if (de->d_type&DT_REG)

                HandleFile(next);

            else

                printf("%d %d\n",DT_REG,de->d_type);

        }

    }

    closedir(d);

    return 0;

}

const char *MagicWalker::GetFileMagic(const char *fname) {

    return magic_file(magic,fname);

}

int MagicWalker::HandleFile(const char *fname) {

    const char *rest = GetFileMagic(fname);

    if (rest)

        printf("%s\nMIMETYPE=%s\n\n",fname,rest);

    else

        printf("%s\nMIMETYPE=\n\n",fname);

    return 0;

}

MagicWalker::~MagicWalker () {

    magic_close(magic);

}

#ifdef MAIN_WALKER

int main(int argc, char *argv[]) {

    MagicWalker f("/home/media/music");

    f.Run();

}

#endif