gboolean
tracker_is_albumart (const gchar *filename)
{
    gchar *name_utf8, *name_strdown, *dirname;
    GDir *dir;
    GFile *file, *dirf;
    GError *error = NULL;
    const gchar *name;
    const gchar *options[5] = { "cover", "front", "folder", "albumart", NULL };
    guint i, count = 0;
    gboolean is_ok = FALSE;

    name_utf8 = g_filename_to_utf8 (filename, -1, NULL, NULL, NULL);

    if (!name_utf8) {
        g_debug ("Could not convert filename '%s' to UTF-8", filename);
        return FALSE;
    }

    name_strdown = g_utf8_strdown (name_utf8, -1);

    if (strstr (name_strdown, ".mediaartlocal") != NULL) {
        g_free (name_strdown);
        g_free (name_utf8);
        return TRUE;
    }

    for (i = 0; options[i] != NULL; i++) {
        if (strstr (name_strdown, options[i])) {
            is_ok = TRUE;
            continue;
        }
    }

    g_free (name_strdown);
    g_free (name_utf8);

    if (!is_ok) {
        return FALSE;
    }

    file = g_file_new_for_path (filename);
    dirf = g_file_get_parent (file);
    if (dirf) {
        dirname = g_file_get_path (dirf);
        g_object_unref (dirf);
    }
    g_object_unref (file);

    if (!dirname) {
        g_debug ("Album art directory could not be used:'%s'", dirname);
        return FALSE;
    }

    dir = g_dir_open (dirname, 0, &error);

    if (!dir) {
        g_debug ("Album art directory could not be opened:'%s', %s",
                 dirname,
                 error ? error->message : "no error given");
        g_clear_error (&error);
        g_free (dirname);
        return FALSE;
    }

    for (name = g_dir_read_name (dir), count = 0;
         name != NULL && count < 50;
         name = g_dir_read_name (dir)) {
        gchar *full = g_build_filename (dirname, name, NULL);
        GFileInfo *info;

        file = g_file_new_for_path (full);
        info = g_file_query_info (file, G_FILE_ATTRIBUTE_STANDARD_CONTENT_TYPE,
                                  G_FILE_QUERY_INFO_NONE, NULL, NULL);

        if (g_str_has_prefix (g_file_info_get_content_type (info), "audio/") ||
            g_str_has_prefix (g_file_info_get_content_type (info), "video/")) {
            count++;
        }

        g_object_unref (info);
        g_object_unref (file);
        g_free (full);
    }

    g_dir_close (dir);

    if (count == 0 || count >= 50) {
        return FALSE;
    }

    return TRUE;
}