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
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
|
#include <QtDebug>
#include <QStandardPaths>
#include <QSettings>
#include <QFile>
#include <QFileInfo>
#include <QSqlError>
#include "library/queryutil.h"
#include "library/banshee/bansheedbconnection.h"
#include "util/performancetimer.h"
BansheeDbConnection::BansheeDbConnection() {
}
BansheeDbConnection::~BansheeDbConnection() {
qDebug() << "Close Banshee database";
m_database.close();
}
bool BansheeDbConnection::open(const QString& databaseFile) {
m_database = QSqlDatabase::addDatabase("QSQLITE", "BANSHE_DB_CONNECTION");
m_database.setHostName("localhost");
m_database.setDatabaseName(databaseFile);
m_database.setConnectOptions("SQLITE_OPEN_READONLY");
//Open the database connection in this thread.
if (!m_database.open()) {
m_database.setConnectOptions(); // clear options
qWarning() << "Failed to open Banshee database." << m_database.lastError();
return false;
} else {
// TODO(DSC): Verify schema
// Banshee Schema file:
// https://git.gnome.org/browse/banshee/tree/src/Core/Banshee.Services/Banshee.Database/BansheeDbFormatMigrator.cs
// "Grouping" was introduced in schema 19 2008-08-19
// Tested from 39 to 45
qDebug() << "Successful opened Banshee database";
return true;
}
}
int BansheeDbConnection::getSchemaVersion() {
QSqlQuery query(m_database);
query.prepare("SELECT Value FROM CoreConfiguration WHERE Key = \"DatabaseVersion\"");
if (query.exec()) {
if (query.next()) {
return query.value(0).toInt();
}
} else {
LOG_FAILED_QUERY(query);
}
return -1;
}
QList<BansheeDbConnection::Playlist> BansheeDbConnection::getPlaylists() {
QList<BansheeDbConnection::Playlist> list;
BansheeDbConnection::Playlist playlist;
QSqlQuery query(m_database);
query.prepare("SELECT PlaylistID, Name FROM CorePlaylists ORDER By Name");
if (query.exec()) {
while (query.next()) {
playlist.playlistId = query.value(0).toString();
playlist.name = query.value(1).toString();
list.append(playlist);
}
} else {
LOG_FAILED_QUERY(query);
}
return list;
}
QList<BansheeDbConnection::PlaylistEntry> BansheeDbConnection::getPlaylistEntries(int playlistId) {
PerformanceTimer time;
time.start();
QList<BansheeDbConnection::PlaylistEntry> list;
BansheeDbConnection::PlaylistEntry entry;
QSqlQuery query(m_database);
query.setForwardOnly(true); // Saves about 50% time
QString queryString;
if (playlistId == 0) {
// Create Master Playlist
queryString = QString(
"SELECT "
"CoreTracks.TrackID, " // 0
"CoreTracks.TrackID, " // 1
"CoreTracks.Title, " // 2
"CoreTracks.Uri, " // 3
"CoreTracks.Duration, " // 4
"CoreTracks.ArtistID, " // 5
"CoreArtists.Name, " // 6
"CoreTracks.Year, " // 7
"CoreTracks.AlbumID, " // 8
"CoreAlbums.Title, " // 9
"CoreTracks.Rating, " // 10
"CoreTracks.Genre, " // 11
"CoreTracks.TrackNumber, " // 12
"CoreTracks.DateAddedStamp, " // 13
"CoreTracks.BPM, " // 14
"CoreTracks.BitRate, " // 15
"CoreTracks.Comment, " // 16
"CoreTracks.PlayCount, " // 17
"CoreTracks.Composer, " // 18
"CoreTracks.Grouping, " // 19
"CoreAlbums.ArtistID, " // 20
"AlbumArtists.Name " // 21
"FROM CoreTracks "
"INNER JOIN CoreArtists ON CoreArtists.ArtistID = CoreTracks.ArtistID "
"INNER JOIN CoreArtists AlbumArtists ON AlbumArtists.ArtistID = CoreAlbums.ArtistID "
"INNER JOIN CoreAlbums ON CoreAlbums.AlbumID = CoreTracks.AlbumID ");
} else {
// SELECT playlist from CorePlaylistEntries
queryString = QString(
"SELECT "
"CorePlaylistEntries.TrackID, " // 0
"CorePlaylistEntries.ViewOrder, " // 1
"CoreTracks.Title, " // 2
"CoreTracks.Uri, " // 3
"CoreTracks.Duration, " // 4
"CoreTracks.ArtistID, " // 5
"CoreArtists.Name, " // 6
"CoreTracks.Year, " // 7
"CoreTracks.AlbumID, " // 8
"CoreAlbums.Title, " // 9
"CoreTracks.Rating, " // 10
"CoreTracks.Genre, " // 11
"CoreTracks.TrackNumber, " // 12
"CoreTracks.DateAddedStamp, " // 13
"CoreTracks.BPM, " // 14
"CoreTracks.BitRate, " // 15
"CoreTracks.Comment, " // 16
"CoreTracks.PlayCount, " // 17
"CoreTracks.Composer, " // 18
"CoreTracks.Grouping, " // 19
"CoreAlbums.ArtistID, " // 20
"AlbumArtists.Name " // 21
"FROM CorePlaylistEntries "
"INNER JOIN CoreTracks ON CoreTracks.TrackID = CorePlaylistEntries.TrackID "
"INNER JOIN CoreArtists ON CoreArtists.ArtistID = CoreTracks.ArtistID "
"INNER JOIN CoreArtists AlbumArtists ON AlbumArtists.ArtistID = CoreAlbums.ArtistID "
"INNER JOIN CoreAlbums ON CoreAlbums.AlbumID = CoreTracks.AlbumID "
"WHERE CorePlaylistEntries.PlaylistID = %1")
.arg(playlistId);
}
query.prepare(queryString);
if (query.exec()) {
while (query.next()) {
entry.trackId = query.value(0).toInt();
entry.viewOrder = query.value(1).toInt();
m_trackMap[entry.trackId].title = query.value(2).toString();
m_trackMap[entry.trackId].uri = QUrl::fromEncoded(query.value(3).toByteArray(), QUrl::StrictMode);
m_trackMap[entry.trackId].duration = query.value(4).toInt();
int artistId = query.value(5).toInt();
m_artistMap[artistId].name = query.value(6).toString();
m_trackMap[entry.trackId].year = query.value(7).toInt();
int albumId = query.value(8).toInt();
m_albumMap[albumId].title = query.value(9).toString();
int albumArtistId = query.value(20).toInt();
m_artistMap[albumArtistId].name = query.value(21).toString();
m_trackMap[entry.trackId].rating = query.value(10).toInt();
m_trackMap[entry.trackId].genre = query.value(11).toString();
m_trackMap[entry.trackId].grouping = query.value(19).toString();
m_trackMap[entry.trackId].tracknumber = query.value(12).toInt();
m_trackMap[entry.trackId].dateadded = query.value(13).toInt();
m_trackMap[entry.trackId].bpm = query.value(14).toInt();
m_trackMap[entry.trackId].bitrate = query.value(15).toInt();
m_trackMap[entry.trackId].comment = query.value(16).toString();
m_trackMap[entry.trackId].playcount = query.value(17).toInt();
m_trackMap[entry.trackId].composer = query.value(18).toString();
entry.pTrack = &m_trackMap[entry.trackId];
entry.pArtist = &m_artistMap[artistId];
entry.pAlbum = &m_albumMap[albumId];
entry.pAlbumArtist = &m_artistMap[albumArtistId];
list.append(entry);
}
} else {
LOG_FAILED_QUERY(query);
}
qDebug() << "BansheeDbConnection::getPlaylistEntries(), took"
<< time.elapsed().debugMillisWithUnit();
return list;
}
// static
QString BansheeDbConnection::getDatabaseFile() {
QString dbfile;
// Banshee Application Data Path
// on Windows - "%APPDATA%\banshee-1" ("<Drive>:\Documents and Settings\<login>\<Application Data>\banshee-1")
// on Unix and Mac OS X - "$HOME/.config/banshee-1"
QSettings ini(QSettings::IniFormat, QSettings::UserScope,
"banshee-1","banshee");
dbfile = QFileInfo(ini.fileName()).absolutePath();
dbfile += "/banshee.db";
if (QFile::exists(dbfile)) {
return dbfile;
}
// Legacy Banshee Application Data Path
QSettings ini2(QSettings::IniFormat, QSettings::UserScope,
"banshee","banshee");
dbfile = QFileInfo(ini2.fileName()).absolutePath();
dbfile += "/banshee.db";
if (QFile::exists(dbfile)) {
return dbfile;
}
// Legacy Banshee Application Data Path
dbfile = QStandardPaths::writableLocation(QStandardPaths::HomeLocation);
dbfile += "/.gnome2/banshee/banshee.db";
if (QFile::exists(dbfile)) {
return dbfile;
}
return QString();
}
|
