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
|
/*
* 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 "QueueSave.hxx"
#include "Queue.hxx"
#include "PlaylistError.hxx"
#include "Song.hxx"
#include "SongSave.hxx"
#include "DatabasePlugin.hxx"
#include "DatabaseGlue.hxx"
#include "TextFile.hxx"
#include "util/UriUtil.hxx"
#include "util/Error.hxx"
#include "fs/Path.hxx"
#include "Log.hxx"
#include <glib.h>
#include <stdlib.h>
#define PRIO_LABEL "Prio: "
static void
queue_save_database_song(FILE *fp, int idx, const Song *song)
{
char *uri = song->GetURI();
fprintf(fp, "%i:%s\n", idx, uri);
g_free(uri);
}
static void
queue_save_full_song(FILE *fp, const Song *song)
{
song_save(fp, song);
}
static void
queue_save_song(FILE *fp, int idx, const Song *song)
{
if (song->IsInDatabase())
queue_save_database_song(fp, idx, song);
else
queue_save_full_song(fp, song);
}
void
queue_save(FILE *fp, const struct queue *queue)
{
for (unsigned i = 0; i < queue->GetLength(); i++) {
uint8_t prio = queue->GetPriorityAtPosition(i);
if (prio != 0)
fprintf(fp, PRIO_LABEL "%u\n", prio);
queue_save_song(fp, i, queue->Get(i));
}
}
void
queue_load_song(TextFile &file, const char *line, queue *queue)
{
if (queue->IsFull())
return;
uint8_t priority = 0;
if (g_str_has_prefix(line, PRIO_LABEL)) {
priority = strtoul(line + sizeof(PRIO_LABEL) - 1, NULL, 10);
line = file.ReadLine();
if (line == NULL)
return;
}
const Database *db = nullptr;
Song *song;
if (g_str_has_prefix(line, SONG_BEGIN)) {
const char *uri = line + sizeof(SONG_BEGIN) - 1;
if (!uri_has_scheme(uri) && !Path::IsAbsoluteUTF8(uri))
return;
Error error;
song = song_load(file, NULL, uri, error);
if (song == NULL) {
LogError(error);
return;
}
} else {
char *endptr;
long ret = strtol(line, &endptr, 10);
if (ret < 0 || *endptr != ':' || endptr[1] == 0) {
LogError(playlist_domain,
"Malformed playlist line in state file");
return;
}
const char *uri = endptr + 1;
if (uri_has_scheme(uri)) {
song = Song::NewRemote(uri);
} else {
db = GetDatabase(IgnoreError());
if (db == nullptr)
return;
song = db->GetSong(uri, IgnoreError());
if (song == nullptr)
return;
}
}
queue->Append(song, priority);
if (db != nullptr)
db->ReturnSong(song);
}
|
