aboutsummaryrefslogtreecommitdiffstats
path: root/src/command/StickerCommands.cxx
blob: 37506d51b72e914495d8abcaaaf32f1191b43979 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
/*
 * 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 "StickerCommands.hxx"
#include "SongPrint.hxx"
#include "db/Interface.hxx"
#include "db/DatabaseGlue.hxx"
#include "sticker/SongSticker.hxx"
#include "sticker/StickerPrint.hxx"
#include "sticker/StickerDatabase.hxx"
#include "CommandError.hxx"
#include "protocol/Result.hxx"
#include "client/Client.hxx"
#include "Partition.hxx"
#include "Instance.hxx"
#include "util/Error.hxx"

#include <string.h>

struct sticker_song_find_data {
	Client &client;
	const char *name;
};

static void
sticker_song_find_print_cb(const LightSong &song, const char *value,
			   void *user_data)
{
	struct sticker_song_find_data *data =
		(struct sticker_song_find_data *)user_data;

	song_print_uri(data->client, song);
	sticker_print_value(data->client, data->name, value);
}

static CommandResult
handle_sticker_song(Client &client, unsigned argc, char *argv[])
{
	Error error;
	const Database *db = client.GetDatabase(error);
	if (db == nullptr)
		return print_error(client, error);

	/* get song song_id key */
	if (argc == 5 && strcmp(argv[1], "get") == 0) {
		const LightSong *song = db->GetSong(argv[3], error);
		if (song == nullptr)
			return print_error(client, error);

		const auto value = sticker_song_get_value(*song, argv[4]);
		db->ReturnSong(song);
		if (value.empty()) {
			command_error(client, ACK_ERROR_NO_EXIST,
				      "no such sticker");
			return CommandResult::ERROR;
		}

		sticker_print_value(client, argv[4], value.c_str());

		return CommandResult::OK;
	/* list song song_id */
	} else if (argc == 4 && strcmp(argv[1], "list") == 0) {
		const LightSong *song = db->GetSong(argv[3], error);
		if (song == nullptr)
			return print_error(client, error);

		sticker *sticker = sticker_song_get(*song);
		db->ReturnSong(song);
		if (sticker) {
			sticker_print(client, *sticker);
			sticker_free(sticker);
		}

		return CommandResult::OK;
	/* set song song_id id key */
	} else if (argc == 6 && strcmp(argv[1], "set") == 0) {
		const LightSong *song = db->GetSong(argv[3], error);
		if (song == nullptr)
			return print_error(client, error);

		bool ret = sticker_song_set_value(*song, argv[4], argv[5]);
		db->ReturnSong(song);
		if (!ret) {
			command_error(client, ACK_ERROR_SYSTEM,
				      "failed to set sticker value");
			return CommandResult::ERROR;
		}

		return CommandResult::OK;
	/* delete song song_id [key] */
	} else if ((argc == 4 || argc == 5) &&
		   strcmp(argv[1], "delete") == 0) {
		const LightSong *song = db->GetSong(argv[3], error);
		if (song == nullptr)
			return print_error(client, error);

		bool ret = argc == 4
			? sticker_song_delete(*song)
			: sticker_song_delete_value(*song, argv[4]);
		db->ReturnSong(song);
		if (!ret) {
			command_error(client, ACK_ERROR_SYSTEM,
				      "no such sticker");
			return CommandResult::ERROR;
		}

		return CommandResult::OK;
	/* find song dir key */
	} else if (argc == 5 && strcmp(argv[1], "find") == 0) {
		/* "sticker find song a/directory name" */

		const char *const base_uri = argv[3];

		bool success;
		struct sticker_song_find_data data = {
			client,
			argv[4],
		};

		success = sticker_song_find(*db, base_uri, data.name,
					    sticker_song_find_print_cb, &data);
		if (!success) {
			command_error(client, ACK_ERROR_SYSTEM,
				      "failed to set search sticker database");
			return CommandResult::ERROR;
		}

		return CommandResult::OK;
	} else {
		command_error(client, ACK_ERROR_ARG, "bad request");
		return CommandResult::ERROR;
	}
}

CommandResult
handle_sticker(Client &client, unsigned argc, char *argv[])
{
	assert(argc >= 4);

	if (!sticker_enabled()) {
		command_error(client, ACK_ERROR_UNKNOWN,
			      "sticker database is disabled");
		return CommandResult::ERROR;
	}

	if (strcmp(argv[2], "song") == 0)
		return handle_sticker_song(client, argc, argv);
	else {
		command_error(client, ACK_ERROR_ARG,
			      "unknown sticker domain");
		return CommandResult::ERROR;
	}
}