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Merge pull request #6450 from jonaski/compilations

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Fix updating compilations
This commit is contained in:
John Maguire 2019-11-13 18:01:29 +00:00 committed by GitHub
commit 21848d62d8
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2 changed files with 57 additions and 59 deletions
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100
src/library/librarybackend.cpp
View File

@ -769,34 +769,20 @@ void LibraryBackend::UpdateCompilations() {
if (album.isEmpty()) continue;
// Find the directory the song is in
int last_separator = filename.lastIndexOf('/');
if (last_separator == -1) continue;
QUrl url = QUrl::fromEncoded(filename.toUtf8());
QString directory =
url.toString(QUrl::PreferLocalFile | QUrl::RemoveFilename);
CompilationInfo& info = compilation_info[album];
info.artists.insert(artist);
info.directories.insert(filename.left(last_separator));
CompilationInfo& info = compilation_info[directory + album];
info.urls << url;
if (!info.artists.contains(artist)) info.artists << artist;
if (sampler)
info.has_samplers = true;
++info.has_samplers;
else
info.has_not_samplers = true;
++info.has_not_samplers;
}
// Now mark the songs that we think are in compilations
QSqlQuery update(db);
update.prepare(
QString(
"UPDATE %1"
" SET sampler = :sampler,"
" effective_compilation = ((compilation OR :sampler OR "
"forced_compilation_on) AND NOT forced_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 sampler = :sampler AND unavailable = 0")
.arg(songs_table_));
SongList deleted_songs;
SongList added_songs;
@ -807,20 +793,18 @@ void LibraryBackend::UpdateCompilations() {
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 there were more then one 'effective album artist' for this album
// directory then it's a compilation
if (info.artists.count() > info.directories.count()) {
if (info.has_not_samplers)
UpdateCompilations(find_songs, update, deleted_songs, added_songs,
album, 1);
} else {
if (info.has_samplers)
UpdateCompilations(find_songs, update, deleted_songs, added_songs,
album, 0);
for (const QUrl& url : info.urls) {
if (info.artists.count() > 1) { // This directory+album is a compilation.
if (info.has_not_samplers > 0)
UpdateCompilations(db, deleted_songs, added_songs, url, true);
} else {
if (info.has_samplers > 0)
UpdateCompilations(db, deleted_songs, added_songs, url, false);
}
}
}
@ -832,29 +816,43 @@ void LibraryBackend::UpdateCompilations() {
}
}
void LibraryBackend::UpdateCompilations(QSqlQuery& find_songs,
QSqlQuery& update,
void LibraryBackend::UpdateCompilations(const QSqlDatabase& db,
SongList& deleted_songs,
SongList& added_songs,
const QString& album, int sampler) {
// 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(":sampler", int(!sampler));
find_songs.exec();
while (find_songs.next()) {
SongList& added_songs, const QUrl& url,
const bool sampler) {
QSqlQuery find_song(db);
find_song.prepare(QString("SELECT ROWID, " + Song::kColumnSpec +
" FROM %1"
" WHERE filename = :filename AND sampler = "
":sampler AND unavailable = 0")
.arg(songs_table_));
QSqlQuery update_song(db);
update_song.prepare(
QString("UPDATE %1"
" SET sampler = :sampler,"
" effective_compilation = ((compilation OR :sampler OR "
"forced_compilation_on) AND NOT forced_compilation_off) + 0"
" WHERE filename = :filename AND unavailable = 0")
.arg(songs_table_));
// Get song, so we can tell the model its updated
find_song.bindValue(":filename", url.toEncoded());
find_song.bindValue(":sampler", int(!sampler));
find_song.exec();
while (find_song.next()) {
Song song;
song.InitFromQuery(find_songs, true);
song.InitFromQuery(find_song, true);
deleted_songs << song;
song.set_sampler(true);
song.set_sampler(sampler);
added_songs << song;
}
// Mark this album
update.bindValue(":sampler", sampler);
update.bindValue(":album", album);
update.exec();
db_->CheckErrors(update);
// Update the song
update_song.bindValue(":sampler", int(sampler));
update_song.bindValue(":filename", url.toEncoded());
update_song.exec();
db_->CheckErrors(update_song);
}
LibraryBackend::AlbumList LibraryBackend::GetAlbums(const QString& artist,

16
src/library/librarybackend.h
View File

@ -237,20 +237,20 @@ signals:
private:
struct CompilationInfo {
CompilationInfo() : has_samplers(false), has_not_samplers(false) {}
CompilationInfo() : has_samplers(0), has_not_samplers(0) {}
QSet<QString> artists;
QSet<QString> directories;
QList<QUrl> urls;
QStringList artists;
bool has_samplers;
bool has_not_samplers;
int has_samplers;
int has_not_samplers;
};
static const char* kNewScoreSql;
void UpdateCompilations(QSqlQuery& find_songs, QSqlQuery& update,
SongList& deleted_songs, SongList& added_songs,
const QString& album, int sampler);
void UpdateCompilations(const QSqlDatabase& db, SongList& deleted_songs,
SongList& added_songs, const QUrl& url,
const bool sampler);
AlbumList GetAlbums(const QString& artist, const QString& album_artist,
bool compilation = false,
const QueryOptions& opt = QueryOptions());