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
|
/*
* 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 "SongSticker.hxx"
#include "StickerDatabase.hxx"
#include "song.h"
#include "Directory.hxx"
#include <glib.h>
#include <assert.h>
#include <string.h>
char *
sticker_song_get_value(const struct song *song, const char *name)
{
char *uri, *value;
assert(song != NULL);
assert(song_in_database(song));
uri = song_get_uri(song);
value = sticker_load_value("song", uri, name);
g_free(uri);
return value;
}
bool
sticker_song_set_value(const struct song *song,
const char *name, const char *value)
{
char *uri;
bool ret;
assert(song != NULL);
assert(song_in_database(song));
uri = song_get_uri(song);
ret = sticker_store_value("song", uri, name, value);
g_free(uri);
return ret;
}
bool
sticker_song_delete(const struct song *song)
{
char *uri;
bool ret;
assert(song != NULL);
assert(song_in_database(song));
uri = song_get_uri(song);
ret = sticker_delete("song", uri);
g_free(uri);
return ret;
}
bool
sticker_song_delete_value(const struct song *song, const char *name)
{
char *uri;
bool success;
assert(song != NULL);
assert(song_in_database(song));
uri = song_get_uri(song);
success = sticker_delete_value("song", uri, name);
g_free(uri);
return success;
}
struct sticker *
sticker_song_get(const struct song *song)
{
char *uri;
struct sticker *sticker;
assert(song != NULL);
assert(song_in_database(song));
uri = song_get_uri(song);
sticker = sticker_load("song", uri);
g_free(uri);
return sticker;
}
struct sticker_song_find_data {
struct directory *directory;
const char *base_uri;
size_t base_uri_length;
void (*func)(struct song *song, const char *value,
gpointer user_data);
gpointer user_data;
};
static void
sticker_song_find_cb(const char *uri, const char *value, gpointer user_data)
{
struct sticker_song_find_data *data =
(struct sticker_song_find_data *)user_data;
if (memcmp(uri, data->base_uri, data->base_uri_length) != 0)
/* should not happen, ignore silently */
return;
song *song = data->directory->LookupSong(uri + data->base_uri_length);
if (song != NULL)
data->func(song, value, data->user_data);
}
bool
sticker_song_find(struct directory *directory, const char *name,
void (*func)(struct song *song, const char *value,
gpointer user_data),
gpointer user_data)
{
struct sticker_song_find_data data;
data.directory = directory;
data.func = func;
data.user_data = user_data;
char *allocated;
data.base_uri = directory->GetPath();
if (*data.base_uri != 0)
/* append slash to base_uri */
data.base_uri = allocated =
g_strconcat(data.base_uri, "/", NULL);
else
/* searching in root directory - no trailing slash */
allocated = NULL;
data.base_uri_length = strlen(data.base_uri);
bool success = sticker_find("song", data.base_uri, name,
sticker_song_find_cb, &data);
g_free(allocated);
return success;
}
|
