Funkwhale
/
strawberry-audio-player-windows-mac-linux
mirror of https://github.com/strawberrymusicplayer/strawberry
1
0
Fork 0
Code Issues Releases Wiki Activity
strawberry-audio-player-win.../src/collection/collectionbackend.cpp

1138 lines
32 KiB
C++
Raw Blame History

/*
* Strawberry Music Player
* This file was part of Clementine.
* Copyright 2010, David Sansome <me@davidsansome.com>
*
* Strawberry 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 3 of the License, or
* (at your option) any later version.
*
* Strawberry 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 Strawberry. If not, see <http://www.gnu.org/licenses/>.
*
*/
#include "config.h"
#include <QtGlobal>
#include <QObject>
#include <QMutex>
#include <QSet>
#include <QMap>
#include <QByteArray>
#include <QFileInfo>
#include <QDateTime>
#include <QVariant>
#include <QString>
#include <QStringList>
#include <QUrl>
#include <QSqlDatabase>
#include <QSqlQuery>
#include <QtDebug>
#include "core/application.h"
#include "core/database.h"
#include "core/logging.h"
#include "core/scopedtransaction.h"
#include "core/utilities.h"
#include "directory.h"
#include "collectionbackend.h"
#include "collectionquery.h"
#include "sqlrow.h"
const char *CollectionBackend::kSettingsGroup = "Collection";
CollectionBackend::CollectionBackend(QObject *parent)
: CollectionBackendInterface(parent)
{}
void CollectionBackend::Init(Database *db, const QString &songs_table, const QString &dirs_table, const QString &subdirs_table, const QString &fts_table) {
db_ = db;
songs_table_ = songs_table;
dirs_table_ = dirs_table;
subdirs_table_ = subdirs_table;
fts_table_ = fts_table;
}
void CollectionBackend::LoadDirectoriesAsync() {
metaObject()->invokeMethod(this, "LoadDirectories", Qt::QueuedConnection);
}
void CollectionBackend::UpdateTotalSongCountAsync() {
metaObject()->invokeMethod(this, "UpdateTotalSongCount", Qt::QueuedConnection);
}
void CollectionBackend::UpdateTotalArtistCountAsync() {
metaObject()->invokeMethod(this, "UpdateTotalArtistCount", Qt::QueuedConnection);
}
void CollectionBackend::UpdateTotalAlbumCountAsync() {
metaObject()->invokeMethod(this, "UpdateTotalAlbumCount", Qt::QueuedConnection);
}
void CollectionBackend::IncrementPlayCountAsync(int id) {
metaObject()->invokeMethod(this, "IncrementPlayCount", Qt::QueuedConnection, Q_ARG(int, id));
}
void CollectionBackend::IncrementSkipCountAsync(int id, float progress) {
metaObject()->invokeMethod(this, "IncrementSkipCount", Qt::QueuedConnection, Q_ARG(int, id), Q_ARG(float, progress));
}
void CollectionBackend::ResetStatisticsAsync(int id) {
metaObject()->invokeMethod(this, "ResetStatistics", Qt::QueuedConnection, Q_ARG(int, id));
}
void CollectionBackend::LoadDirectories() {
DirectoryList dirs = GetAllDirectories();
QMutexLocker l(db_->Mutex());
QSqlDatabase db(db_->Connect());
for (const Directory &dir : dirs) {
emit DirectoryDiscovered(dir, SubdirsInDirectory(dir.id, db));
}
}
void CollectionBackend::ChangeDirPath(int id, const QString &old_path, const QString &new_path) {
QMutexLocker l(db_->Mutex());
QSqlDatabase db(db_->Connect());
ScopedTransaction t(&db);
// Do the dirs table
QSqlQuery q(db);
q.prepare(QString("UPDATE %1 SET path=:path WHERE ROWID=:id").arg(dirs_table_));
q.bindValue(":path", new_path);
q.bindValue(":id", id);
q.exec();
if (db_->CheckErrors(q)) return;
const QByteArray old_url = QUrl::fromLocalFile(old_path).toEncoded();
const QByteArray new_url = QUrl::fromLocalFile(new_path).toEncoded();
const int path_len = old_url.length();
// Do the subdirs table
q = QSqlQuery(db);
q.prepare(QString("UPDATE %1 SET path=:path || substr(path, %2) WHERE directory=:id").arg(subdirs_table_).arg(path_len));
q.bindValue(":path", new_url);
q.bindValue(":id", id);
q.exec();
if (db_->CheckErrors(q)) return;
// Do the songs table
q = QSqlQuery(db);
q.prepare(QString("UPDATE %1 SET filename=:path || substr(filename, %2) WHERE directory=:id").arg(songs_table_).arg(path_len));
q.bindValue(":path", new_url);
q.bindValue(":id", id);
q.exec();
if (db_->CheckErrors(q)) return;
t.Commit();
}
DirectoryList CollectionBackend::GetAllDirectories() {
QMutexLocker l(db_->Mutex());
QSqlDatabase db(db_->Connect());
DirectoryList ret;
QSqlQuery q(db);
q.prepare(QString("SELECT ROWID, path FROM %1").arg(dirs_table_));
q.exec();
if (db_->CheckErrors(q)) return ret;
while (q.next()) {
Directory dir;
dir.id = q.value(0).toInt();
dir.path = q.value(1).toString();
ret << dir;
}
return ret;
}
SubdirectoryList CollectionBackend::SubdirsInDirectory(int id) {
QMutexLocker l(db_->Mutex());
QSqlDatabase db = db_->Connect();
return SubdirsInDirectory(id, db);
}
SubdirectoryList CollectionBackend::SubdirsInDirectory(int id, QSqlDatabase &db) {
QSqlQuery q(db);
q.prepare(QString("SELECT path, mtime FROM %1 WHERE directory_id = :dir").arg(subdirs_table_));
q.bindValue(":dir", id);
q.exec();
if (db_->CheckErrors(q)) return SubdirectoryList();
SubdirectoryList subdirs;
while (q.next()) {
Subdirectory subdir;
subdir.directory_id = id;
subdir.path = q.value(0).toString();
subdir.mtime = q.value(1).toUInt();
subdirs << subdir;
}
return subdirs;
}
void CollectionBackend::UpdateTotalSongCount() {
QMutexLocker l(db_->Mutex());
QSqlDatabase db(db_->Connect());
QSqlQuery q(db);
q.prepare(QString("SELECT COUNT(*) FROM %1 WHERE unavailable = 0").arg(songs_table_));
q.exec();
if (db_->CheckErrors(q)) return;
if (!q.next()) return;
emit TotalSongCountUpdated(q.value(0).toInt());
}
void CollectionBackend::UpdateTotalArtistCount() {
QMutexLocker l(db_->Mutex());
QSqlDatabase db(db_->Connect());
QSqlQuery q(db);
q.prepare(QString("select COUNT(distinct artist) from %1 WHERE unavailable = 0").arg(songs_table_));
q.exec();
if (db_->CheckErrors(q)) return;
if (!q.next()) return;
//qLog(Debug) << "TotalArtist: " << q.value(0).toInt();
emit TotalArtistCountUpdated(q.value(0).toInt());
}
void CollectionBackend::UpdateTotalAlbumCount() {
QMutexLocker l(db_->Mutex());
QSqlDatabase db(db_->Connect());
QSqlQuery q(db);
q.prepare(QString("select COUNT(distinct album) from %1 WHERE unavailable = 0").arg(songs_table_));
q.exec();
if (db_->CheckErrors(q)) return;
if (!q.next()) return;
//qLog(Debug) << "TotalAlbum: " << q.value(0).toInt();
emit TotalAlbumCountUpdated(q.value(0).toInt());
}
void CollectionBackend::AddDirectory(const QString &path) {
QString canonical_path = QFileInfo(path).canonicalFilePath();
QString db_path = canonical_path;
if (Application::kIsPortable && Utilities::UrlOnSameDriveAsStrawberry(QUrl::fromLocalFile(canonical_path))) {
db_path = Utilities::GetRelativePathToStrawberryBin(QUrl::fromLocalFile(db_path)).toLocalFile();
qLog(Debug) << "db_path" << db_path;
}
QMutexLocker l(db_->Mutex());
QSqlDatabase db(db_->Connect());
QSqlQuery q(db);
q.prepare(QString("INSERT INTO %1 (path, subdirs) VALUES (:path, 1)").arg(dirs_table_));
q.bindValue(":path", db_path);
q.exec();
if (db_->CheckErrors(q)) return;
Directory dir;
dir.path = canonical_path;
dir.id = q.lastInsertId().toInt();
emit DirectoryDiscovered(dir, SubdirectoryList());
}
void CollectionBackend::RemoveDirectory(const Directory &dir) {
QMutexLocker l(db_->Mutex());
QSqlDatabase db(db_->Connect());
// Remove songs first
DeleteSongs(FindSongsInDirectory(dir.id));
ScopedTransaction transaction(&db);
// Delete the subdirs that were in this directory
QSqlQuery q(db);
q.prepare(QString("DELETE FROM %1 WHERE directory_id = :id").arg(subdirs_table_));
q.bindValue(":id", dir.id);
q.exec();
if (db_->CheckErrors(q)) return;
// Now remove the directory itself
q = QSqlQuery(db);
q.prepare(QString("DELETE FROM %1 WHERE ROWID = :id").arg(dirs_table_));
q.bindValue(":id", dir.id);
q.exec();
if (db_->CheckErrors(q)) return;
emit DirectoryDeleted(dir);
transaction.Commit();
}
SongList CollectionBackend::FindSongsInDirectory(int id) {
QMutexLocker l(db_->Mutex());
QSqlDatabase db(db_->Connect());
QSqlQuery q(db);
q.prepare(QString("SELECT ROWID, " + Song::kColumnSpec + " FROM %1 WHERE directory_id = :directory_id").arg(songs_table_));
q.bindValue(":directory_id", id);
q.exec();
if (db_->CheckErrors(q)) return SongList();
SongList ret;
while (q.next()) {
Song song;
song.InitFromQuery(q, true);
ret << song;
}
return ret;
}
void CollectionBackend::AddOrUpdateSubdirs(const SubdirectoryList &subdirs) {
QMutexLocker l(db_->Mutex());
QSqlDatabase db(db_->Connect());
QSqlQuery find_query(db);
find_query.prepare(QString("SELECT ROWID FROM %1 WHERE directory_id = :id AND path = :path").arg(subdirs_table_));
QSqlQuery add_query(db);
add_query.prepare(QString("INSERT INTO %1 (directory_id, path, mtime) VALUES (:id, :path, :mtime)").arg(subdirs_table_));
QSqlQuery update_query(db);
update_query.prepare(QString("UPDATE %1 SET mtime = :mtime WHERE directory_id = :id AND path = :path").arg(subdirs_table_));
QSqlQuery delete_query(db);
delete_query.prepare(QString("DELETE FROM %1 WHERE directory_id = :id AND path = :path").arg(subdirs_table_));
ScopedTransaction transaction(&db);
for (const Subdirectory &subdir : subdirs) {
if (subdir.mtime == 0) {
// Delete the subdirectory
delete_query.bindValue(":id", subdir.directory_id);
delete_query.bindValue(":path", subdir.path);
delete_query.exec();
db_->CheckErrors(delete_query);
}
else {
// See if this subdirectory already exists in the database
find_query.bindValue(":id", subdir.directory_id);
find_query.bindValue(":path", subdir.path);
find_query.exec();
if (db_->CheckErrors(find_query)) continue;
if (find_query.next()) {
update_query.bindValue(":mtime", subdir.mtime);
update_query.bindValue(":id", subdir.directory_id);
update_query.bindValue(":path", subdir.path);
update_query.exec();
db_->CheckErrors(update_query);
}
else {
add_query.bindValue(":id", subdir.directory_id);
add_query.bindValue(":path", subdir.path);
add_query.bindValue(":mtime", subdir.mtime);
add_query.exec();
db_->CheckErrors(add_query);
}
}
}
transaction.Commit();
}
void CollectionBackend::AddOrUpdateSongs(const SongList &songs) {
QMutexLocker l(db_->Mutex());
QSqlDatabase db(db_->Connect());
QSqlQuery check_dir(db);
check_dir.prepare(QString("SELECT ROWID FROM %1 WHERE ROWID = :id").arg(dirs_table_));
QSqlQuery add_song(db);
add_song.prepare(QString("INSERT INTO %1 (" + Song::kColumnSpec + ") VALUES (" + Song::kBindSpec + ")").arg(songs_table_));
QSqlQuery update_song(db);
update_song.prepare(QString("UPDATE %1 SET " + Song::kUpdateSpec + " WHERE ROWID = :id").arg(songs_table_));
QSqlQuery add_song_fts(db);
add_song_fts.prepare(QString("INSERT INTO %1 (ROWID, " + Song::kFtsColumnSpec + ") VALUES (:id, " + Song::kFtsBindSpec + ")").arg(fts_table_));
QSqlQuery update_song_fts(db);
update_song_fts.prepare(QString("UPDATE %1 SET " + Song::kFtsUpdateSpec + " WHERE ROWID = :id").arg(fts_table_));
ScopedTransaction transaction(&db);
SongList added_songs;
SongList deleted_songs;
for (const Song &song : songs) {
// Do a sanity check first - make sure the song's directory still exists
// This is to fix a possible race condition when a directory is removed while CollectionWatcher is scanning it.
if (!dirs_table_.isEmpty()) {
check_dir.bindValue(":id", song.directory_id());
check_dir.exec();
if (db_->CheckErrors(check_dir)) continue;
if (!check_dir.next()) continue; // Directory didn't exist
}
if (song.id() == -1) {
// Create
// Insert the row and create a new ID
song.BindToQuery(&add_song);
add_song.exec();
if (db_->CheckErrors(add_song)) continue;
// Get the new ID
const int id = add_song.lastInsertId().toInt();
// Add to the FTS index
add_song_fts.bindValue(":id", id);
song.BindToFtsQuery(&add_song_fts);
add_song_fts.exec();
if (db_->CheckErrors(add_song_fts)) continue;
Song copy(song);
copy.set_id(id);
added_songs << copy;
}
else {
// Get the previous song data first
Song old_song(GetSongById(song.id()));
if (!old_song.is_valid()) continue;
// Update
song.BindToQuery(&update_song);
update_song.bindValue(":id", song.id());
update_song.exec();
if (db_->CheckErrors(update_song)) continue;
song.BindToFtsQuery(&update_song_fts);
update_song_fts.bindValue(":id", song.id());
update_song_fts.exec();
if (db_->CheckErrors(update_song_fts)) continue;
deleted_songs << old_song;
added_songs << song;
}
}
transaction.Commit();
if (!deleted_songs.isEmpty()) emit SongsDeleted(deleted_songs);
if (!added_songs.isEmpty()) emit SongsDiscovered(added_songs);
UpdateTotalSongCountAsync();
UpdateTotalArtistCountAsync();
UpdateTotalAlbumCountAsync();
}
void CollectionBackend::UpdateMTimesOnly(const SongList &songs) {
QMutexLocker l(db_->Mutex());
QSqlDatabase db(db_->Connect());
QSqlQuery q(db);
q.prepare(QString("UPDATE %1 SET mtime = :mtime WHERE ROWID = :id").arg(songs_table_));
ScopedTransaction transaction(&db);
for (const Song &song : songs) {
q.bindValue(":mtime", song.mtime());
q.bindValue(":id", song.id());
q.exec();
db_->CheckErrors(q);
}
transaction.Commit();
}
void CollectionBackend::DeleteSongs(const SongList &songs) {
QMutexLocker l(db_->Mutex());
QSqlDatabase db(db_->Connect());
QSqlQuery remove(db);
remove.prepare(QString("DELETE FROM %1 WHERE ROWID = :id").arg(songs_table_));
QSqlQuery remove_fts(db);
remove_fts.prepare(QString("DELETE FROM %1 WHERE ROWID = :id").arg(fts_table_));
ScopedTransaction transaction(&db);
for (const Song &song : songs) {
remove.bindValue(":id", song.id());
remove.exec();
db_->CheckErrors(remove);
remove_fts.bindValue(":id", song.id());
remove_fts.exec();
db_->CheckErrors(remove_fts);
}
transaction.Commit();
emit SongsDeleted(songs);
UpdateTotalSongCountAsync();
UpdateTotalArtistCountAsync();
UpdateTotalAlbumCountAsync();
}
void CollectionBackend::MarkSongsUnavailable(const SongList &songs, bool unavailable) {
QMutexLocker l(db_->Mutex());
QSqlDatabase db(db_->Connect());
QSqlQuery remove(db);
remove.prepare(QString("UPDATE %1 SET unavailable = %2 WHERE ROWID = :id").arg(songs_table_).arg(int(unavailable)));
ScopedTransaction transaction(&db);
for (const Song &song : songs) {
remove.bindValue(":id", song.id());
remove.exec();
db_->CheckErrors(remove);
}
transaction.Commit();
emit SongsDeleted(songs);
UpdateTotalSongCountAsync();
UpdateTotalArtistCountAsync();
UpdateTotalAlbumCountAsync();
}
QStringList CollectionBackend::GetAll(const QString &column, const QueryOptions &opt) {
CollectionQuery query(opt);
query.SetColumnSpec("DISTINCT " + column);
query.AddCompilationRequirement(false);
QMutexLocker l(db_->Mutex());
if (!ExecQuery(&query)) return QStringList();
QStringList ret;
while (query.Next()) {
ret << query.Value(0).toString();
}
return ret;
}
QStringList CollectionBackend::GetAllArtists(const QueryOptions &opt) {
return GetAll("artist", opt);
}
QStringList CollectionBackend::GetAllArtistsWithAlbums(const QueryOptions &opt) {
// Albums with 'albumartist' field set:
CollectionQuery query(opt);
// query.SetColumnSpec("DISTINCT artist");
query.SetColumnSpec("DISTINCT albumartist");
query.AddCompilationRequirement(false);
query.AddWhere("album", "", "!=");
// Albums with no 'albumartist' (extract 'artist'):
CollectionQuery query2(opt);
query2.SetColumnSpec("DISTINCT artist");
query2.AddCompilationRequirement(false);
query2.AddWhere("album", "", "!=");
query2.AddWhere("albumartist", "", "=");
{
QMutexLocker l(db_->Mutex());
if (!ExecQuery(&query) || !ExecQuery(&query2)) {
return QStringList();
}
}
// QStringList ret;
QSet<QString> artists;
while (query.Next()) {
//ret << query.Value(0).toString();
artists << query.Value(0).toString();
}
while (query2.Next()) {
artists << query2.Value(0).toString();
}
// return ret;
return QStringList(artists.toList());
}
CollectionBackend::AlbumList CollectionBackend::GetAllAlbums(const QueryOptions &opt) {
return GetAlbums(QString(), QString(), false, opt);
}
CollectionBackend::AlbumList CollectionBackend::GetAlbumsByArtist(const QString &artist, const QueryOptions &opt) {
return GetAlbums(artist, QString(), false, opt);
}
CollectionBackend::AlbumList CollectionBackend::GetAlbumsByAlbumArtist(
const QString &album_artist, const QueryOptions &opt) {
return GetAlbums(QString(), album_artist, false, opt);
}
SongList CollectionBackend::GetSongsByAlbum(const QString &album, const QueryOptions &opt) {
CollectionQuery query(opt);
query.AddCompilationRequirement(false);
query.AddWhere("album", album);
return ExecCollectionQuery(&query);
}
SongList CollectionBackend::GetSongs(const QString &artist, const QString &album, const QueryOptions &opt) {
CollectionQuery query(opt);
query.AddCompilationRequirement(false);
query.AddWhere("artist", artist);
query.AddWhere("album", album);
return ExecCollectionQuery(&query);
}
SongList CollectionBackend::ExecCollectionQuery(CollectionQuery *query) {
query->SetColumnSpec("%songs_table.ROWID, " + Song::kColumnSpec);
QMutexLocker l(db_->Mutex());
if (!ExecQuery(query)) return SongList();
SongList ret;
while (query->Next()) {
Song song;
song.InitFromQuery(*query, true);
ret << song;
}
return ret;
}
Song CollectionBackend::GetSongById(int id) {
QMutexLocker l(db_->Mutex());
QSqlDatabase db(db_->Connect());
return GetSongById(id, db);
}
SongList CollectionBackend::GetSongsById(const QList<int> &ids) {
QMutexLocker l(db_->Mutex());
QSqlDatabase db(db_->Connect());
QStringList str_ids;
for (int id : ids) {
str_ids << QString::number(id);
}
return GetSongsById(str_ids, db);
}
SongList CollectionBackend::GetSongsById(const QStringList &ids) {
QMutexLocker l(db_->Mutex());
QSqlDatabase db(db_->Connect());
return GetSongsById(ids, db);
}
SongList CollectionBackend::GetSongsByForeignId(const QStringList &ids, const QString &table, const QString &column) {
QMutexLocker l(db_->Mutex());
QSqlDatabase db(db_->Connect());
QString in = ids.join(",");
QSqlQuery q(db);
q.prepare(QString("SELECT %2.ROWID, " + Song::kColumnSpec + ", %2.%3 FROM %2, %1 WHERE %2.%3 IN (%4) AND %1.ROWID = %2.ROWID AND unavailable = 0").arg(songs_table_, table, column, in));
q.exec();
if (db_->CheckErrors(q)) return SongList();
QVector<Song> ret(ids.count());
while (q.next()) {
const QString foreign_id = q.value(Song::kColumns.count() + 1).toString();
const int index = ids.indexOf(foreign_id);
if (index == -1) continue;
ret[index].InitFromQuery(q, true);
}
return ret.toList();
}
Song CollectionBackend::GetSongById(int id, QSqlDatabase &db) {
SongList list = GetSongsById(QStringList() << QString::number(id), db);
if (list.isEmpty()) return Song();
return list.first();
}
SongList CollectionBackend::GetSongsById(const QStringList &ids, QSqlDatabase &db) {
QString in = ids.join(",");
QSqlQuery q(db);
q.prepare(QString("SELECT ROWID, " + Song::kColumnSpec + " FROM %1 WHERE ROWID IN (%2)").arg(songs_table_, in));
q.exec();
if (db_->CheckErrors(q)) return SongList();
SongList ret;
while (q.next()) {
Song song;
song.InitFromQuery(q, true);
ret << song;
}
return ret;
}
Song CollectionBackend::GetSongByUrl(const QUrl &url, qint64 beginning) {
CollectionQuery query;
query.SetColumnSpec("%songs_table.ROWID, " + Song::kColumnSpec);
query.AddWhere("filename", url.toEncoded());
query.AddWhere("beginning", beginning);
Song song;
if (ExecQuery(&query) && query.Next()) {
song.InitFromQuery(query, true);
}
return song;
}
SongList CollectionBackend::GetSongsByUrl(const QUrl &url) {
CollectionQuery query;
query.SetColumnSpec("%songs_table.ROWID, " + Song::kColumnSpec);
query.AddWhere("filename", url.toEncoded());
SongList songlist;
if (ExecQuery(&query)) {
while (query.Next()) {
Song song;
song.InitFromQuery(query, true);
songlist << song;
}
}
return songlist;
}
CollectionBackend::AlbumList CollectionBackend::GetCompilationAlbums(const QueryOptions &opt) {
return GetAlbums(QString(), QString(), true, opt);
}
SongList CollectionBackend::GetCompilationSongs(const QString &album, const QueryOptions &opt) {
CollectionQuery query(opt);
query.SetColumnSpec("%songs_table.ROWID, " + Song::kColumnSpec);
query.AddCompilationRequirement(true);
query.AddWhere("album", album);
QMutexLocker l(db_->Mutex());
if (!ExecQuery(&query)) return SongList();
SongList ret;
while (query.Next()) {
Song song;
song.InitFromQuery(query, true);
ret << song;
}
return ret;
}
void CollectionBackend::UpdateCompilations() {
QMutexLocker l(db_->Mutex());
QSqlDatabase db(db_->Connect());
// Look for albums that have songs by more than one 'effective album artist' in the same directory
QSqlQuery q(db);
q.prepare(QString("SELECT effective_albumartist, album, filename, compilation_detected FROM %1 WHERE unavailable = 0 ORDER BY album").arg(songs_table_));
q.exec();
if (db_->CheckErrors(q)) return;
QMap<QString, CompilationInfo> compilation_info;
while (q.next()) {
QString artist = q.value(0).toString();
QString album = q.value(1).toString();
QString filename = q.value(2).toString();
bool compilation_detected = q.value(3).toBool();
// Ignore songs that don't have an album field set
if (album.isEmpty()) continue;
// Find the directory the song is in
int last_separator = filename.lastIndexOf('/');
if (last_separator == -1) continue;
CompilationInfo &info = compilation_info[album];
info.artists.insert(artist);
info.directories.insert(filename.left(last_separator));
if (compilation_detected) info.has_compilation_detected = true;
else info.has_not_compilation_detected = true;
}
// Now mark the songs that we think are in compilations
QSqlQuery update(db);
update.prepare(QString("UPDATE %1 SET compilation_detected = :compilation_detected, compilation_effective = ((compilation OR :compilation_detected OR compilation_on) AND NOT compilation_off) + 0 WHERE album = :album AND unavailable = 0").arg(songs_table_));
QSqlQuery find_songs(db);
find_songs.prepare(QString("SELECT ROWID, " + Song::kColumnSpec + " FROM %1 WHERE album = :album AND compilation_detected = :compilation_detected AND unavailable = 0").arg(songs_table_));
SongList deleted_songs;
SongList added_songs;
ScopedTransaction transaction(&db);
QMap<QString, CompilationInfo>::const_iterator it = compilation_info.constBegin();
for (; it != compilation_info.constEnd(); ++it) {
const CompilationInfo &info = it.value();
QString album(it.key());
// If there were more 'effective album artists' than there were directories for this album then it's a compilation.
if (info.artists.count() > info.directories.count()) {
if (info.has_not_compilation_detected)
UpdateCompilations(find_songs, update, deleted_songs, added_songs, album, 1);
}
else {
if (info.has_compilation_detected)
UpdateCompilations(find_songs, update, deleted_songs, added_songs, album, 0);
}
}
transaction.Commit();
if (!deleted_songs.isEmpty()) {
emit SongsDeleted(deleted_songs);
emit SongsDiscovered(added_songs);
}
}
void CollectionBackend::UpdateCompilations(QSqlQuery &find_songs, QSqlQuery &update, SongList &deleted_songs, SongList &added_songs, const QString &album, int compilation_detected) {
// Get songs that were already in that album, so we can tell the model they've been updated
find_songs.bindValue(":album", album);
find_songs.bindValue(":compilation_detected", int(!compilation_detected));
find_songs.exec();
while (find_songs.next()) {
Song song;
song.InitFromQuery(find_songs, true);
deleted_songs << song;
song.set_compilation_detected(true);
added_songs << song;
}
// Mark this album
update.bindValue(":compilation_detected", compilation_detected);
update.bindValue(":album", album);
update.exec();
db_->CheckErrors(update);
}
CollectionBackend::AlbumList CollectionBackend::GetAlbums(const QString &artist, const QString &album_artist, bool compilation, const QueryOptions &opt) {
AlbumList ret;
CollectionQuery query(opt);
query.SetColumnSpec("album, artist, albumartist, compilation, compilation_detected, art_automatic, art_manual, filename");
query.SetOrderBy("album");
if (compilation) {
query.AddCompilationRequirement(true);
}
else if (!album_artist.isNull() && !album_artist.isEmpty()) {
query.AddCompilationRequirement(false);
query.AddWhere("albumartist", album_artist);
}
else if (!artist.isNull() && !artist.isEmpty()) {
query.AddCompilationRequirement(false);
query.AddWhere("artist", artist);
}
{
QMutexLocker l(db_->Mutex());
if (!ExecQuery(&query)) return ret;
}
QString last_album;
QString last_artist;
QString last_album_artist;
while (query.Next()) {
bool compilation = query.Value(3).toBool() | query.Value(4).toBool();
Album info;
info.artist = compilation ? QString() : query.Value(1).toString();
info.album_artist = compilation ? QString() : query.Value(2).toString();
info.album_name = query.Value(0).toString();
info.art_automatic = query.Value(5).toString();
info.art_manual = query.Value(6).toString();
info.first_url = QUrl::fromEncoded(query.Value(7).toByteArray());
if ((info.artist == last_artist || info.album_artist == last_album_artist) && info.album_name == last_album)
continue;
ret << info;
last_album = info.album_name;
last_artist = info.artist;
last_album_artist = info.album_artist;
}
return ret;
}
CollectionBackend::Album CollectionBackend::GetAlbumArt(const QString &artist, const QString &albumartist, const QString &album) {
Album ret;
ret.album_name = album;
ret.artist = artist;
ret.album_artist = albumartist;
CollectionQuery query = CollectionQuery(QueryOptions());
query.SetColumnSpec("art_automatic, art_manual, filename");
if (!albumartist.isEmpty()) {
query.AddWhere("albumartist", albumartist);
}
else if (!artist.isEmpty()) {
query.AddWhere("artist", artist);
}
query.AddWhere("album", album);
QMutexLocker l(db_->Mutex());
if (!ExecQuery(&query)) return ret;
if (query.Next()) {
ret.art_automatic = query.Value(0).toString();
ret.art_manual = query.Value(1).toString();
ret.first_url = QUrl::fromEncoded(query.Value(2).toByteArray());
}
return ret;
}
void CollectionBackend::UpdateManualAlbumArtAsync(const QString &artist, const QString &albumartist, const QString &album, const QString &art) {
metaObject()->invokeMethod(this, "UpdateManualAlbumArt", Qt::QueuedConnection, Q_ARG(QString, artist), Q_ARG(QString, albumartist), Q_ARG(QString, album), Q_ARG(QString, art));
}
void CollectionBackend::UpdateManualAlbumArt(const QString &artist, const QString &albumartist, const QString &album, const QString &art) {
QMutexLocker l(db_->Mutex());
QSqlDatabase db(db_->Connect());
// Get the songs before they're updated
CollectionQuery query;
query.SetColumnSpec("ROWID, " + Song::kColumnSpec);
query.AddWhere("album", album);
if (!albumartist.isNull() && !albumartist.isEmpty()) {
query.AddWhere("albumartist", albumartist);
}
else if (!artist.isNull()) {
query.AddWhere("artist", artist);
}
if (!ExecQuery(&query)) return;
SongList deleted_songs;
while (query.Next()) {
Song song;
song.InitFromQuery(query, true);
deleted_songs << song;
}
// Update the songs
QString sql(QString("UPDATE %1 SET art_manual = :art WHERE album = :album AND unavailable = 0").arg(songs_table_));
if (!albumartist.isNull() && !albumartist.isEmpty()) {
sql += " AND albumartist = :albumartist";
}
else if (!artist.isNull()) {
sql += " AND artist = :artist";
}
QSqlQuery q(db);
q.prepare(sql);
q.bindValue(":art", art);
q.bindValue(":album", album);
if (!albumartist.isNull() && !albumartist.isEmpty()) {
q.bindValue(":albumartist", albumartist);
}
else if (!artist.isNull()) {
q.bindValue(":artist", artist);
}
q.exec();
db_->CheckErrors(q);
// Now get the updated songs
if (!ExecQuery(&query)) return;
SongList added_songs;
while (query.Next()) {
Song song;
song.InitFromQuery(query, true);
added_songs << song;
}
if (!added_songs.isEmpty() || !deleted_songs.isEmpty()) {
emit SongsDeleted(deleted_songs);
emit SongsDiscovered(added_songs);
}
}
void CollectionBackend::ForceCompilation(const QString &album, const QList<QString> &artists, bool on) {
QMutexLocker l(db_->Mutex());
QSqlDatabase db(db_->Connect());
SongList deleted_songs, added_songs;
for (const QString &artist : artists) {
// Get the songs before they're updated
CollectionQuery query;
query.SetColumnSpec("ROWID, " + Song::kColumnSpec);
query.AddWhere("album", album);
if (!artist.isNull() && !artist.isEmpty()) query.AddWhere("artist", artist);
if (!ExecQuery(&query)) return;
while (query.Next()) {
Song song;
song.InitFromQuery(query, true);
deleted_songs << song;
}
// Update the songs
QString sql(QString("UPDATE %1 SET compilation_on = :compilation_on, compilation_off = :compilation_off, compilation_effective = ((compilation OR compilation_detected OR :compilation_on) AND NOT :compilation_off) + 0 WHERE album = :album AND unavailable = 0").arg(songs_table_));
if (!artist.isEmpty()) sql += " AND artist = :artist";
QSqlQuery q(db);
q.prepare(sql);
q.bindValue(":compilation_on", on ? 1 : 0);
q.bindValue(":compilation_off", on ? 0 : 1);
q.bindValue(":album", album);
if (!artist.isEmpty()) q.bindValue(":artist", artist);
q.exec();
db_->CheckErrors(q);
// Now get the updated songs
if (!ExecQuery(&query)) return;
while (query.Next()) {
Song song;
song.InitFromQuery(query, true);
added_songs << song;
}
}
if (!added_songs.isEmpty() || !deleted_songs.isEmpty()) {
emit SongsDeleted(deleted_songs);
emit SongsDiscovered(added_songs);
}
}
bool CollectionBackend::ExecQuery(CollectionQuery *q) {
return !db_->CheckErrors(q->Exec(db_->Connect(), songs_table_, fts_table_));
}
void CollectionBackend::IncrementPlayCount(int id) {
if (id == -1) return;
QMutexLocker l(db_->Mutex());
QSqlDatabase db(db_->Connect());
QSqlQuery q(db);
q.prepare(QString("UPDATE %1 SET playcount = playcount + 1, lastplayed = :now WHERE ROWID = :id").arg(songs_table_));
q.bindValue(":now", QDateTime::currentDateTime().toTime_t());
q.bindValue(":id", id);
q.exec();
if (db_->CheckErrors(q)) return;
Song new_song = GetSongById(id, db);
}
void CollectionBackend::IncrementSkipCount(int id, float progress) {
if (id == -1) return;
progress = qBound(0.0f, progress, 1.0f);
QMutexLocker l(db_->Mutex());
QSqlDatabase db(db_->Connect());
QSqlQuery q(db);
q.prepare(QString("UPDATE %1 SET skipcount = skipcount + 1 WHERE ROWID = :id").arg(songs_table_));
q.bindValue(":id", id);
q.exec();
if (db_->CheckErrors(q)) return;
Song new_song = GetSongById(id, db);
}
void CollectionBackend::ResetStatistics(int id) {
if (id == -1) return;
QMutexLocker l(db_->Mutex());
QSqlDatabase db(db_->Connect());
QSqlQuery q(db);
q.prepare(QString("UPDATE %1 SET playcount = 0, skipcount = 0, lastplayed = -1 WHERE ROWID = :id").arg(songs_table_));
q.bindValue(":id", id);
q.exec();
if (db_->CheckErrors(q)) return;
Song new_song = GetSongById(id, db);
}
void CollectionBackend::DeleteAll() {
{
QMutexLocker l(db_->Mutex());
QSqlDatabase db(db_->Connect());
ScopedTransaction t(&db);
QSqlQuery q("DELETE FROM " + songs_table_, db);
q.exec();
if (db_->CheckErrors(q)) return;
q = QSqlQuery("DELETE FROM " + fts_table_, db);
q.exec();
if (db_->CheckErrors(q)) return;
t.Commit();
}
emit DatabaseReset();
}
Reference in New Issue View Git Blame Copy Permalink