mpd/src/command/CommandError.cxx
2014-01-13 22:31:55 +01:00

124 lines
3.6 KiB
C++

/*
* Copyright (C) 2003-2014 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 "CommandError.hxx"
#include "DatabaseError.hxx"
#include "protocol/Result.hxx"
#include "util/Error.hxx"
#include "Log.hxx"
#include <assert.h>
#include <string.h>
#include <errno.h>
CommandResult
print_playlist_result(Client &client, PlaylistResult result)
{
switch (result) {
case PlaylistResult::SUCCESS:
return CommandResult::OK;
case PlaylistResult::ERRNO:
command_error(client, ACK_ERROR_SYSTEM, "%s",
strerror(errno));
return CommandResult::ERROR;
case PlaylistResult::DENIED:
command_error(client, ACK_ERROR_PERMISSION, "Access denied");
return CommandResult::ERROR;
case PlaylistResult::NO_SUCH_SONG:
command_error(client, ACK_ERROR_NO_EXIST, "No such song");
return CommandResult::ERROR;
case PlaylistResult::NO_SUCH_LIST:
command_error(client, ACK_ERROR_NO_EXIST, "No such playlist");
return CommandResult::ERROR;
case PlaylistResult::LIST_EXISTS:
command_error(client, ACK_ERROR_EXIST,
"Playlist already exists");
return CommandResult::ERROR;
case PlaylistResult::BAD_NAME:
command_error(client, ACK_ERROR_ARG,
"playlist name is invalid: "
"playlist names may not contain slashes,"
" newlines or carriage returns");
return CommandResult::ERROR;
case PlaylistResult::BAD_RANGE:
command_error(client, ACK_ERROR_ARG, "Bad song index");
return CommandResult::ERROR;
case PlaylistResult::NOT_PLAYING:
command_error(client, ACK_ERROR_PLAYER_SYNC, "Not playing");
return CommandResult::ERROR;
case PlaylistResult::TOO_LARGE:
command_error(client, ACK_ERROR_PLAYLIST_MAX,
"playlist is at the max size");
return CommandResult::ERROR;
case PlaylistResult::DISABLED:
command_error(client, ACK_ERROR_UNKNOWN,
"stored playlist support is disabled");
return CommandResult::ERROR;
}
assert(0);
return CommandResult::ERROR;
}
CommandResult
print_error(Client &client, const Error &error)
{
assert(error.IsDefined());
LogError(error);
if (error.IsDomain(playlist_domain)) {
return print_playlist_result(client,
PlaylistResult(error.GetCode()));
} else if (error.IsDomain(ack_domain)) {
command_error(client, (ack)error.GetCode(),
"%s", error.GetMessage());
return CommandResult::ERROR;
} else if (error.IsDomain(db_domain)) {
switch ((enum db_error)error.GetCode()) {
case DB_DISABLED:
command_error(client, ACK_ERROR_NO_EXIST, "%s",
error.GetMessage());
return CommandResult::ERROR;
case DB_NOT_FOUND:
command_error(client, ACK_ERROR_NO_EXIST, "Not found");
return CommandResult::ERROR;
}
} else if (error.IsDomain(errno_domain)) {
command_error(client, ACK_ERROR_SYSTEM, "%s",
strerror(error.GetCode()));
return CommandResult::ERROR;
}
command_error(client, ACK_ERROR_UNKNOWN, "error");
return CommandResult::ERROR;
}