diff options
Diffstat (limited to 'src/DatabaseSave.cxx')
| -rw-r--r-- | src/DatabaseSave.cxx | 157 |
1 files changed, 0 insertions, 157 deletions
diff --git a/src/DatabaseSave.cxx b/src/DatabaseSave.cxx deleted file mode 100644 index abfd4a34f..000000000 --- a/src/DatabaseSave.cxx +++ /dev/null @@ -1,157 +0,0 @@ -/* - * Copyright (C) 2003-2013 The Music Player Daemon Project - * http://www.musicpd.org - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License along - * with this program; if not, write to the Free Software Foundation, Inc., - * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. - */ - -#include "config.h" -#include "DatabaseSave.hxx" -#include "DatabaseLock.hxx" -#include "DatabaseError.hxx" -#include "Directory.hxx" -#include "DirectorySave.hxx" -#include "Song.hxx" -#include "TextFile.hxx" -#include "tag/Tag.hxx" -#include "tag/TagSettings.h" -#include "fs/Charset.hxx" -#include "util/Error.hxx" -#include "Log.hxx" - -#include <glib.h> - -#include <assert.h> -#include <string.h> -#include <stdlib.h> - -#define DIRECTORY_INFO_BEGIN "info_begin" -#define DIRECTORY_INFO_END "info_end" -#define DB_FORMAT_PREFIX "format: " -#define DIRECTORY_MPD_VERSION "mpd_version: " -#define DIRECTORY_FS_CHARSET "fs_charset: " -#define DB_TAG_PREFIX "tag: " - -static constexpr unsigned DB_FORMAT = 1; - -void -db_save_internal(FILE *fp, const Directory &music_root) -{ - fprintf(fp, "%s\n", DIRECTORY_INFO_BEGIN); - fprintf(fp, DB_FORMAT_PREFIX "%u\n", DB_FORMAT); - fprintf(fp, "%s%s\n", DIRECTORY_MPD_VERSION, VERSION); - fprintf(fp, "%s%s\n", DIRECTORY_FS_CHARSET, GetFSCharset()); - - for (unsigned i = 0; i < TAG_NUM_OF_ITEM_TYPES; ++i) - if (!ignore_tag_items[i]) - fprintf(fp, DB_TAG_PREFIX "%s\n", tag_item_names[i]); - - fprintf(fp, "%s\n", DIRECTORY_INFO_END); - - directory_save(fp, music_root); -} - -bool -db_load_internal(TextFile &file, Directory &music_root, Error &error) -{ - char *line; - unsigned format = 0; - bool found_charset = false, found_version = false; - bool success; - bool tags[TAG_NUM_OF_ITEM_TYPES]; - - /* get initial info */ - line = file.ReadLine(); - if (line == nullptr || strcmp(DIRECTORY_INFO_BEGIN, line) != 0) { - error.Set(db_domain, "Database corrupted"); - return false; - } - - memset(tags, false, sizeof(tags)); - - while ((line = file.ReadLine()) != nullptr && - strcmp(line, DIRECTORY_INFO_END) != 0) { - if (g_str_has_prefix(line, DB_FORMAT_PREFIX)) { - format = atoi(line + sizeof(DB_FORMAT_PREFIX) - 1); - } else if (g_str_has_prefix(line, DIRECTORY_MPD_VERSION)) { - if (found_version) { - error.Set(db_domain, "Duplicate version line"); - return false; - } - - found_version = true; - } else if (g_str_has_prefix(line, DIRECTORY_FS_CHARSET)) { - const char *new_charset; - - if (found_charset) { - error.Set(db_domain, "Duplicate charset line"); - return false; - } - - found_charset = true; - - new_charset = line + sizeof(DIRECTORY_FS_CHARSET) - 1; - const char *const old_charset = GetFSCharset(); - if (*old_charset != 0 - && strcmp(new_charset, old_charset) != 0) { - error.Format(db_domain, - "Existing database has charset " - "\"%s\" instead of \"%s\"; " - "discarding database file", - new_charset, old_charset); - return false; - } - } else if (g_str_has_prefix(line, DB_TAG_PREFIX)) { - const char *name = line + sizeof(DB_TAG_PREFIX) - 1; - TagType tag = tag_name_parse(name); - if (tag == TAG_NUM_OF_ITEM_TYPES) { - error.Format(db_domain, - "Unrecognized tag '%s', " - "discarding database file", - name); - return false; - } - - tags[tag] = true; - } else { - error.Format(db_domain, "Malformed line: %s", line); - return false; - } - } - - if (format != DB_FORMAT) { - error.Set(db_domain, - "Database format mismatch, " - "discarding database file"); - return false; - } - - for (unsigned i = 0; i < TAG_NUM_OF_ITEM_TYPES; ++i) { - if (!ignore_tag_items[i] && !tags[i]) { - error.Set(db_domain, - "Tag list mismatch, " - "discarding database file"); - return false; - } - } - - LogDebug(db_domain, "reading DB"); - - db_lock(); - success = directory_load(file, music_root, error); - db_unlock(); - - return success; -} |