2012-09-25 11:44:49 +02:00
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/*
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2015-01-01 19:48:13 +01:00
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* Copyright (C) 2003-2015 The Music Player Daemon Project
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2012-09-25 11:44:49 +02:00
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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 "OtherCommands.hxx"
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2015-08-11 22:11:28 +02:00
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#include "Request.hxx"
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2014-02-28 19:02:23 +01:00
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#include "FileCommands.hxx"
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#include "StorageCommands.hxx"
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2012-09-25 12:10:12 +02:00
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#include "CommandError.hxx"
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2014-01-29 18:05:33 +01:00
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#include "db/Uri.hxx"
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2014-02-07 22:56:30 +01:00
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#include "storage/StorageInterface.hxx"
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2014-01-15 12:05:44 +01:00
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#include "DetachedSong.hxx"
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2013-01-02 20:29:24 +01:00
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#include "SongPrint.hxx"
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#include "TagPrint.hxx"
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2014-01-08 23:35:37 +01:00
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#include "TagStream.hxx"
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#include "tag/TagHandler.hxx"
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2013-01-02 20:29:24 +01:00
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#include "TimePrint.hxx"
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2014-01-24 00:02:24 +01:00
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#include "decoder/DecoderPrint.hxx"
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2013-01-03 10:33:04 +01:00
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#include "protocol/ArgParser.hxx"
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#include "protocol/Result.hxx"
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2013-01-03 17:34:51 +01:00
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#include "ls.hxx"
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2014-01-24 16:25:21 +01:00
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#include "mixer/Volume.hxx"
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2013-04-08 23:30:21 +02:00
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#include "util/UriUtil.hxx"
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2013-08-10 18:02:44 +02:00
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#include "util/Error.hxx"
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2014-12-06 00:08:08 +01:00
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#include "util/ConstBuffer.hxx"
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2013-10-17 21:59:35 +02:00
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#include "fs/AllocatedPath.hxx"
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2013-10-02 12:14:07 +02:00
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#include "Stats.hxx"
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2013-01-03 03:06:45 +01:00
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#include "Permission.hxx"
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2012-09-28 00:40:00 +02:00
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#include "PlaylistFile.hxx"
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2014-01-27 11:05:21 +01:00
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#include "db/PlaylistVector.hxx"
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2014-01-24 00:26:53 +01:00
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#include "client/Client.hxx"
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2014-01-27 08:20:25 +01:00
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#include "Partition.hxx"
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2014-01-29 20:16:43 +01:00
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#include "Instance.hxx"
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2013-01-09 08:36:52 +01:00
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#include "Idle.hxx"
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2012-09-25 11:44:49 +02:00
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2014-01-30 20:29:48 +01:00
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#ifdef ENABLE_DATABASE
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#include "DatabaseCommands.hxx"
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2014-07-29 23:14:25 +02:00
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#include "db/Interface.hxx"
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2014-01-30 20:29:48 +01:00
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#include "db/update/Service.hxx"
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#endif
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2012-09-25 11:44:49 +02:00
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#include <assert.h>
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#include <string.h>
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static void
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2013-10-19 18:48:38 +02:00
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print_spl_list(Client &client, const PlaylistVector &list)
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2012-09-25 11:44:49 +02:00
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{
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2012-09-27 23:48:29 +02:00
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for (const auto &i : list) {
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client_printf(client, "playlist: %s\n", i.name.c_str());
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2012-09-25 11:44:49 +02:00
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2012-09-27 23:48:29 +02:00
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if (i.mtime > 0)
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time_print(client, "Last-Modified", i.mtime);
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2012-09-25 11:44:49 +02:00
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}
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}
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2013-10-20 13:10:54 +02:00
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CommandResult
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2015-08-11 22:11:28 +02:00
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handle_urlhandlers(Client &client, gcc_unused Request args)
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2012-09-25 11:44:49 +02:00
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{
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2013-10-19 19:39:40 +02:00
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if (client.IsLocal())
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2012-09-25 11:44:49 +02:00
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client_puts(client, "handler: file://\n");
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print_supported_uri_schemes(client);
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2013-10-20 13:10:54 +02:00
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return CommandResult::OK;
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2012-09-25 11:44:49 +02:00
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}
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2013-10-20 13:10:54 +02:00
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CommandResult
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2015-08-11 22:11:28 +02:00
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handle_decoders(Client &client, gcc_unused Request args)
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2012-09-25 11:44:49 +02:00
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{
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decoder_list_print(client);
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2013-10-20 13:10:54 +02:00
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return CommandResult::OK;
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2012-09-25 11:44:49 +02:00
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}
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2013-10-20 13:10:54 +02:00
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CommandResult
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2015-08-11 22:11:28 +02:00
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handle_tagtypes(Client &client, gcc_unused Request args)
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2012-09-25 11:44:49 +02:00
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{
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tag_print_types(client);
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2013-10-20 13:10:54 +02:00
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return CommandResult::OK;
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2012-09-25 11:44:49 +02:00
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}
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2013-10-20 13:10:54 +02:00
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CommandResult
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2015-08-11 22:11:28 +02:00
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handle_kill(gcc_unused Client &client, gcc_unused Request args)
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2012-09-25 11:44:49 +02:00
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{
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2013-10-20 13:10:54 +02:00
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return CommandResult::KILL;
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2012-09-25 11:44:49 +02:00
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}
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2013-10-20 13:10:54 +02:00
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CommandResult
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2015-08-11 22:11:28 +02:00
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handle_close(gcc_unused Client &client, gcc_unused Request args)
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2012-09-25 11:44:49 +02:00
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{
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2013-11-06 22:01:06 +01:00
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return CommandResult::FINISH;
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2012-09-25 11:44:49 +02:00
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}
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2014-01-08 23:35:37 +01:00
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static void
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print_tag(TagType type, const char *value, void *ctx)
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{
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Client &client = *(Client *)ctx;
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tag_print(client, type, value);
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}
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2014-02-28 19:02:23 +01:00
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CommandResult
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2015-08-11 22:11:28 +02:00
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handle_listfiles(Client &client, Request args)
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2014-02-28 19:02:23 +01:00
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{
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2014-12-06 00:08:08 +01:00
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/* default is root directory */
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const char *const uri = args.IsEmpty() ? "" : args.front();
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2014-02-28 19:02:23 +01:00
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if (memcmp(uri, "file:///", 8) == 0)
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/* list local directory */
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return handle_listfiles_local(client, uri + 7);
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#ifdef ENABLE_DATABASE
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if (uri_has_scheme(uri))
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/* use storage plugin to list remote directory */
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return handle_listfiles_storage(client, uri);
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/* must be a path relative to the configured
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music_directory */
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if (client.partition.instance.storage != nullptr)
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/* if we have a storage instance, obtain a list of
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files from it */
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return handle_listfiles_storage(client,
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*client.partition.instance.storage,
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uri);
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/* fall back to entries from database if we have no storage */
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return handle_listfiles_db(client, uri);
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#else
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command_error(client, ACK_ERROR_NO_EXIST, "No database");
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return CommandResult::ERROR;
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#endif
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}
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2014-01-08 23:35:37 +01:00
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static constexpr tag_handler print_tag_handler = {
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nullptr,
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print_tag,
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nullptr,
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};
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2013-10-20 13:10:54 +02:00
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CommandResult
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2015-08-11 22:11:28 +02:00
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handle_lsinfo(Client &client, Request args)
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2012-09-25 11:44:49 +02:00
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{
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2014-12-06 00:08:08 +01:00
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/* default is root directory */
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const char *const uri = args.IsEmpty() ? "" : args.front();
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2012-09-25 11:44:49 +02:00
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2013-10-14 22:00:21 +02:00
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if (memcmp(uri, "file:///", 8) == 0) {
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2012-09-25 11:44:49 +02:00
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/* print information about an arbitrary local file */
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2013-01-18 15:33:34 +01:00
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const char *path_utf8 = uri + 7;
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2013-10-17 21:59:35 +02:00
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const auto path_fs = AllocatedPath::FromUTF8(path_utf8);
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2013-05-05 11:42:29 +02:00
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if (path_fs.IsNull()) {
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command_error(client, ACK_ERROR_NO_EXIST,
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"unsupported file name");
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2013-10-20 13:10:54 +02:00
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return CommandResult::ERROR;
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2013-05-05 11:42:29 +02:00
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}
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2012-09-25 11:44:49 +02:00
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2013-08-10 18:02:44 +02:00
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Error error;
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2014-02-02 13:59:07 +01:00
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if (!client.AllowFile(path_fs, error))
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2012-09-25 11:44:49 +02:00
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return print_error(client, error);
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2014-01-15 12:05:44 +01:00
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DetachedSong song(path_utf8);
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if (!song.Update()) {
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2012-09-25 11:44:49 +02:00
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command_error(client, ACK_ERROR_NO_EXIST,
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"No such file");
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2013-10-20 13:10:54 +02:00
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return CommandResult::ERROR;
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2012-09-25 11:44:49 +02:00
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}
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2014-01-15 12:05:44 +01:00
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song_print_info(client, song);
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2013-10-20 13:10:54 +02:00
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return CommandResult::OK;
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2012-09-25 11:44:49 +02:00
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}
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2013-12-29 14:40:24 +01:00
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if (uri_has_scheme(uri)) {
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if (!uri_supported_scheme(uri)) {
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command_error(client, ACK_ERROR_NO_EXIST,
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"unsupported URI scheme");
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return CommandResult::ERROR;
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}
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2014-01-08 23:35:37 +01:00
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if (!tag_stream_scan(uri, print_tag_handler, &client)) {
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2013-12-29 14:40:24 +01:00
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command_error(client, ACK_ERROR_NO_EXIST,
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"No such file");
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return CommandResult::ERROR;
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}
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return CommandResult::OK;
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}
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2014-01-30 20:29:48 +01:00
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#ifdef ENABLE_DATABASE
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2014-12-06 00:08:08 +01:00
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CommandResult result = handle_lsinfo2(client, args);
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2013-10-20 13:10:54 +02:00
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if (result != CommandResult::OK)
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2012-09-25 11:44:49 +02:00
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return result;
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2014-01-30 20:29:48 +01:00
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#endif
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2012-09-25 11:44:49 +02:00
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if (isRootDirectory(uri)) {
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2013-08-10 18:02:44 +02:00
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Error error;
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const auto &list = ListPlaylistFiles(error);
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2012-09-27 23:48:29 +02:00
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print_spl_list(client, list);
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2014-01-30 20:29:48 +01:00
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} else {
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#ifndef ENABLE_DATABASE
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command_error(client, ACK_ERROR_NO_EXIST, "No database");
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return CommandResult::ERROR;
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#endif
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2012-09-25 11:44:49 +02:00
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}
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2013-10-20 13:10:54 +02:00
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return CommandResult::OK;
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2012-09-25 11:44:49 +02:00
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}
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2014-07-29 23:29:57 +02:00
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#ifdef ENABLE_DATABASE
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static CommandResult
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handle_update(Client &client, UpdateService &update,
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const char *uri_utf8, bool discard)
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{
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unsigned ret = update.Enqueue(uri_utf8, discard);
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if (ret > 0) {
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client_printf(client, "updating_db: %i\n", ret);
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return CommandResult::OK;
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} else {
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command_error(client, ACK_ERROR_UPDATE_ALREADY,
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"already updating");
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return CommandResult::ERROR;
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}
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}
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2014-07-29 23:14:25 +02:00
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static CommandResult
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handle_update(Client &client, Database &db,
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const char *uri_utf8, bool discard)
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{
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Error error;
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unsigned id = db.Update(uri_utf8, discard, error);
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if (id > 0) {
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client_printf(client, "updating_db: %i\n", id);
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return CommandResult::OK;
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} else if (error.IsDefined()) {
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return print_error(client, error);
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} else {
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/* Database::Update() has returned 0 without setting
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the Error: the method is not implemented */
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command_error(client, ACK_ERROR_NO_EXIST, "Not implemented");
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return CommandResult::ERROR;
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}
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}
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2014-07-29 23:29:57 +02:00
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#endif
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2014-01-30 20:39:36 +01:00
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static CommandResult
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2015-08-11 22:11:28 +02:00
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handle_update(Client &client, Request args, bool discard)
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2012-09-25 11:44:49 +02:00
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{
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2014-01-30 20:29:48 +01:00
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#ifdef ENABLE_DATABASE
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2013-10-17 21:45:32 +02:00
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const char *path = "";
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2012-09-25 11:44:49 +02:00
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2014-12-06 00:08:08 +01:00
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assert(args.size <= 1);
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if (!args.IsEmpty()) {
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path = args.front();
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2012-09-25 11:44:49 +02:00
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if (*path == 0 || strcmp(path, "/") == 0)
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/* backwards compatibility with MPD 0.15 */
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2013-10-17 21:45:32 +02:00
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path = "";
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2012-09-25 11:44:49 +02:00
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else if (!uri_safe_local(path)) {
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command_error(client, ACK_ERROR_ARG,
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"Malformed path");
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2013-10-20 13:10:54 +02:00
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return CommandResult::ERROR;
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2012-09-25 11:44:49 +02:00
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}
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}
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2014-01-29 20:16:43 +01:00
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UpdateService *update = client.partition.instance.update;
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2014-07-29 23:29:57 +02:00
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if (update != nullptr)
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return handle_update(client, *update, path, discard);
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2014-07-29 23:14:25 +02:00
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Database *db = client.partition.instance.database;
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if (db != nullptr)
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return handle_update(client, *db, path, discard);
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2014-01-30 20:29:48 +01:00
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#else
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2014-12-06 00:08:08 +01:00
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(void)args;
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2014-01-30 20:29:48 +01:00
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(void)discard;
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2014-07-29 23:29:57 +02:00
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#endif
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2014-01-30 20:29:48 +01:00
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command_error(client, ACK_ERROR_NO_EXIST, "No database");
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|
|
|
return CommandResult::ERROR;
|
2012-09-25 11:44:49 +02:00
|
|
|
}
|
|
|
|
|
2013-10-20 13:10:54 +02:00
|
|
|
CommandResult
|
2015-08-11 22:11:28 +02:00
|
|
|
handle_update(Client &client, gcc_unused Request args)
|
2012-09-25 11:44:49 +02:00
|
|
|
{
|
2014-12-06 00:08:08 +01:00
|
|
|
return handle_update(client, args, false);
|
2014-01-30 20:39:36 +01:00
|
|
|
}
|
2014-01-29 20:16:43 +01:00
|
|
|
|
2014-01-30 20:39:36 +01:00
|
|
|
CommandResult
|
2015-08-11 22:11:28 +02:00
|
|
|
handle_rescan(Client &client, gcc_unused Request args)
|
2014-01-30 20:39:36 +01:00
|
|
|
{
|
2014-12-06 00:08:08 +01:00
|
|
|
return handle_update(client, args, true);
|
2012-09-25 11:44:49 +02:00
|
|
|
}
|
|
|
|
|
2013-10-20 13:10:54 +02:00
|
|
|
CommandResult
|
2015-08-11 22:11:28 +02:00
|
|
|
handle_setvol(Client &client, Request args)
|
2012-09-25 11:44:49 +02:00
|
|
|
{
|
|
|
|
unsigned level;
|
2015-08-11 22:34:22 +02:00
|
|
|
if (!ParseCommandArg(client, level, args.front()))
|
2013-10-20 13:10:54 +02:00
|
|
|
return CommandResult::ERROR;
|
2012-09-25 11:44:49 +02:00
|
|
|
|
|
|
|
if (level > 100) {
|
|
|
|
command_error(client, ACK_ERROR_ARG, "Invalid volume value");
|
2013-10-20 13:10:54 +02:00
|
|
|
return CommandResult::ERROR;
|
2012-09-25 11:44:49 +02:00
|
|
|
}
|
|
|
|
|
2015-08-11 21:54:29 +02:00
|
|
|
if (!volume_level_change(client.partition.outputs, level)) {
|
2012-09-25 11:44:49 +02:00
|
|
|
command_error(client, ACK_ERROR_SYSTEM,
|
|
|
|
"problems setting volume");
|
2013-10-20 13:10:54 +02:00
|
|
|
return CommandResult::ERROR;
|
2012-09-25 11:44:49 +02:00
|
|
|
}
|
|
|
|
|
2013-10-20 13:10:54 +02:00
|
|
|
return CommandResult::OK;
|
2012-09-25 11:44:49 +02:00
|
|
|
}
|
|
|
|
|
2013-10-25 00:11:10 +02:00
|
|
|
CommandResult
|
2015-08-11 22:11:28 +02:00
|
|
|
handle_volume(Client &client, Request args)
|
2013-10-25 00:11:10 +02:00
|
|
|
{
|
|
|
|
int relative;
|
2015-08-11 22:34:22 +02:00
|
|
|
if (!ParseCommandArg(client, relative, args.front()))
|
2013-10-25 00:11:10 +02:00
|
|
|
return CommandResult::ERROR;
|
|
|
|
|
|
|
|
if (relative < -100 || relative > 100) {
|
|
|
|
command_error(client, ACK_ERROR_ARG, "Invalid volume value");
|
|
|
|
return CommandResult::ERROR;
|
|
|
|
}
|
|
|
|
|
2014-01-27 08:20:25 +01:00
|
|
|
const int old_volume = volume_level_get(client.partition.outputs);
|
2013-10-25 00:11:10 +02:00
|
|
|
if (old_volume < 0) {
|
|
|
|
command_error(client, ACK_ERROR_SYSTEM, "No mixer");
|
|
|
|
return CommandResult::ERROR;
|
|
|
|
}
|
|
|
|
|
|
|
|
int new_volume = old_volume + relative;
|
|
|
|
if (new_volume < 0)
|
|
|
|
new_volume = 0;
|
|
|
|
else if (new_volume > 100)
|
|
|
|
new_volume = 100;
|
|
|
|
|
2014-01-27 08:20:25 +01:00
|
|
|
if (new_volume != old_volume &&
|
|
|
|
!volume_level_change(client.partition.outputs, new_volume)) {
|
2013-10-25 00:11:10 +02:00
|
|
|
command_error(client, ACK_ERROR_SYSTEM,
|
|
|
|
"problems setting volume");
|
|
|
|
return CommandResult::ERROR;
|
|
|
|
}
|
|
|
|
|
|
|
|
return CommandResult::OK;
|
|
|
|
}
|
|
|
|
|
2013-10-20 13:10:54 +02:00
|
|
|
CommandResult
|
2015-08-11 22:11:28 +02:00
|
|
|
handle_stats(Client &client, gcc_unused Request args)
|
2012-09-25 11:44:49 +02:00
|
|
|
{
|
|
|
|
stats_print(client);
|
2013-10-20 13:10:54 +02:00
|
|
|
return CommandResult::OK;
|
2012-09-25 11:44:49 +02:00
|
|
|
}
|
|
|
|
|
2013-10-20 13:10:54 +02:00
|
|
|
CommandResult
|
2015-08-11 22:11:28 +02:00
|
|
|
handle_ping(gcc_unused Client &client, gcc_unused Request args)
|
2012-09-25 11:44:49 +02:00
|
|
|
{
|
2013-10-20 13:10:54 +02:00
|
|
|
return CommandResult::OK;
|
2012-09-25 11:44:49 +02:00
|
|
|
}
|
|
|
|
|
2013-10-20 13:10:54 +02:00
|
|
|
CommandResult
|
2015-08-11 22:11:28 +02:00
|
|
|
handle_password(Client &client, Request args)
|
2012-09-25 11:44:49 +02:00
|
|
|
{
|
|
|
|
unsigned permission = 0;
|
|
|
|
|
2014-12-06 00:08:08 +01:00
|
|
|
if (getPermissionFromPassword(args.front(), &permission) < 0) {
|
2012-09-25 11:44:49 +02:00
|
|
|
command_error(client, ACK_ERROR_PASSWORD, "incorrect password");
|
2013-10-20 13:10:54 +02:00
|
|
|
return CommandResult::ERROR;
|
2012-09-25 11:44:49 +02:00
|
|
|
}
|
|
|
|
|
2013-10-19 19:39:40 +02:00
|
|
|
client.SetPermission(permission);
|
2012-09-25 11:44:49 +02:00
|
|
|
|
2013-10-20 13:10:54 +02:00
|
|
|
return CommandResult::OK;
|
2012-09-25 11:44:49 +02:00
|
|
|
}
|
|
|
|
|
2013-10-20 13:10:54 +02:00
|
|
|
CommandResult
|
2015-08-11 22:11:28 +02:00
|
|
|
handle_config(Client &client, gcc_unused Request args)
|
2012-09-25 11:44:49 +02:00
|
|
|
{
|
2013-10-19 19:39:40 +02:00
|
|
|
if (!client.IsLocal()) {
|
2012-09-25 11:44:49 +02:00
|
|
|
command_error(client, ACK_ERROR_PERMISSION,
|
|
|
|
"Command only permitted to local clients");
|
2013-10-20 13:10:54 +02:00
|
|
|
return CommandResult::ERROR;
|
2012-09-25 11:44:49 +02:00
|
|
|
}
|
|
|
|
|
2014-01-30 20:29:48 +01:00
|
|
|
#ifdef ENABLE_DATABASE
|
2014-02-07 22:56:30 +01:00
|
|
|
const Storage *storage = client.GetStorage();
|
|
|
|
if (storage != nullptr) {
|
|
|
|
const auto path = storage->MapUTF8("");
|
|
|
|
client_printf(client, "music_directory: %s\n", path.c_str());
|
|
|
|
}
|
2014-01-30 20:29:48 +01:00
|
|
|
#endif
|
2012-09-25 11:44:49 +02:00
|
|
|
|
2013-10-20 13:10:54 +02:00
|
|
|
return CommandResult::OK;
|
2012-09-25 11:44:49 +02:00
|
|
|
}
|
|
|
|
|
2013-10-20 13:10:54 +02:00
|
|
|
CommandResult
|
2015-08-11 22:11:28 +02:00
|
|
|
handle_idle(Client &client, Request args)
|
2012-09-25 11:44:49 +02:00
|
|
|
{
|
2014-02-09 08:05:02 +01:00
|
|
|
unsigned flags = 0;
|
2012-09-25 11:44:49 +02:00
|
|
|
|
2014-12-06 00:08:08 +01:00
|
|
|
for (const char *i : args) {
|
|
|
|
unsigned event = idle_parse_name(i);
|
2014-02-09 08:05:02 +01:00
|
|
|
if (event == 0) {
|
|
|
|
command_error(client, ACK_ERROR_ARG,
|
|
|
|
"Unrecognized idle event: %s",
|
2014-12-06 00:08:08 +01:00
|
|
|
i);
|
2014-02-09 08:05:02 +01:00
|
|
|
return CommandResult::ERROR;
|
2012-09-25 11:44:49 +02:00
|
|
|
}
|
2014-02-09 08:05:02 +01:00
|
|
|
|
|
|
|
flags |= event;
|
2012-09-25 11:44:49 +02:00
|
|
|
}
|
|
|
|
|
|
|
|
/* No argument means that the client wants to receive everything */
|
|
|
|
if (flags == 0)
|
|
|
|
flags = ~0;
|
|
|
|
|
|
|
|
/* enable "idle" mode on this client */
|
2013-10-19 18:48:38 +02:00
|
|
|
client.IdleWait(flags);
|
2012-09-25 11:44:49 +02:00
|
|
|
|
2013-10-20 13:10:54 +02:00
|
|
|
return CommandResult::IDLE;
|
2012-09-25 11:44:49 +02:00
|
|
|
}
|