69 lines
2.3 KiB
C++
69 lines
2.3 KiB
C++
/*
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* Copyright 2003-2017 The Music Player Daemon Project
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* http://www.musicpd.org
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include "config.h"
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#include "Configured.hxx"
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#include "DatabaseGlue.hxx"
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#include "config/Data.hxx"
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#include "config/Param.hxx"
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#include "config/Block.hxx"
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#include "fs/AllocatedPath.hxx"
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#include "fs/StandardDirectory.hxx"
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#include "util/RuntimeError.hxx"
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Database *
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CreateConfiguredDatabase(const ConfigData &config,
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EventLoop &main_event_loop, EventLoop &io_event_loop,
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DatabaseListener &listener)
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{
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const auto *param = config.GetBlock(ConfigBlockOption::DATABASE);
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const auto *path = config.GetParam(ConfigOption::DB_FILE);
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if (param != nullptr && path != nullptr)
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throw FormatRuntimeError("Found both 'database' (line %d) and 'db_file' (line %d) setting",
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param->line, path->line);
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if (param != nullptr) {
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param->SetUsed();
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return DatabaseGlobalInit(main_event_loop, io_event_loop,
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listener, *param);
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} else if (path != nullptr) {
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ConfigBlock block(path->line);
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block.AddBlockParam("path", path->value, path->line);
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return DatabaseGlobalInit(main_event_loop, io_event_loop,
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listener, block);
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} else {
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/* if there is no override, use the cache directory */
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const AllocatedPath cache_dir = GetUserCacheDir();
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if (cache_dir.IsNull())
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return nullptr;
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const auto db_file = cache_dir / Path::FromFS(PATH_LITERAL("mpd.db"));
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auto db_file_utf8 = db_file.ToUTF8();
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if (db_file_utf8.empty())
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return nullptr;
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ConfigBlock block;
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block.AddBlockParam("path", std::move(db_file_utf8), -1);
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return DatabaseGlobalInit(main_event_loop, io_event_loop,
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listener, block);
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}
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}
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