176 lines
7.1 KiB
C++
176 lines
7.1 KiB
C++
/* This file is part of Clementine.
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Copyright 2010, David Sansome <me@davidsansome.com>
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Clementine is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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Clementine is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with Clementine. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "library.h"
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#include "librarymodel.h"
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#include "librarybackend.h"
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#include "core/application.h"
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#include "core/database.h"
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#include "core/tagreaderclient.h"
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#include "core/taskmanager.h"
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#include "smartplaylists/generator.h"
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#include "smartplaylists/querygenerator.h"
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#include "smartplaylists/search.h"
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#include <QThread>
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const char* Library::kSongsTable = "songs";
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const char* Library::kDirsTable = "directories";
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const char* Library::kSubdirsTable = "subdirectories";
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const char* Library::kFtsTable = "songs_fts";
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Library::Library(Application* app, QObject *parent)
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: QObject(parent),
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app_(app),
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backend_(nullptr),
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model_(nullptr),
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watcher_(nullptr),
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watcher_thread_(nullptr)
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{
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backend_ = new LibraryBackend;
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backend()->moveToThread(app->database()->thread());
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backend_->Init(app->database(), kSongsTable, kDirsTable, kSubdirsTable, kFtsTable);
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using smart_playlists::Generator;
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using smart_playlists::GeneratorPtr;
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using smart_playlists::QueryGenerator;
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using smart_playlists::Search;
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using smart_playlists::SearchTerm;
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model_ = new LibraryModel(backend_, app_, this);
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model_->set_show_smart_playlists(true);
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model_->set_default_smart_playlists(LibraryModel::DefaultGenerators()
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<< (LibraryModel::GeneratorList()
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<< GeneratorPtr(new QueryGenerator(QT_TRANSLATE_NOOP("Library", "50 random tracks"), Search(
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Search::Type_All, Search::TermList(),
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Search::Sort_Random, SearchTerm::Field_Title, 50)))
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<< GeneratorPtr(new QueryGenerator(QT_TRANSLATE_NOOP("Library", "Ever played"), Search(
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Search::Type_And, Search::TermList()
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<< SearchTerm(SearchTerm::Field_PlayCount, SearchTerm::Op_GreaterThan, 0),
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Search::Sort_Random, SearchTerm::Field_Title)))
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<< GeneratorPtr(new QueryGenerator(QT_TRANSLATE_NOOP("Library", "Never played"), Search(
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Search::Type_And, Search::TermList()
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<< SearchTerm(SearchTerm::Field_PlayCount, SearchTerm::Op_Equals, 0),
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Search::Sort_Random, SearchTerm::Field_Title)))
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<< GeneratorPtr(new QueryGenerator(QT_TRANSLATE_NOOP("Library", "Last played"), Search(
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Search::Type_All, Search::TermList(),
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Search::Sort_FieldDesc, SearchTerm::Field_LastPlayed)))
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<< GeneratorPtr(new QueryGenerator(QT_TRANSLATE_NOOP("Library", "Most played"), Search(
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Search::Type_All, Search::TermList(),
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Search::Sort_FieldDesc, SearchTerm::Field_PlayCount)))
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<< GeneratorPtr(new QueryGenerator(QT_TRANSLATE_NOOP("Library", "Favourite tracks"), Search(
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Search::Type_All, Search::TermList(),
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Search::Sort_FieldDesc, SearchTerm::Field_Score)))
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<< GeneratorPtr(new QueryGenerator(QT_TRANSLATE_NOOP("Library", "Newest tracks"), Search(
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Search::Type_All, Search::TermList(),
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Search::Sort_FieldDesc, SearchTerm::Field_DateCreated)))
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) << (LibraryModel::GeneratorList()
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<< GeneratorPtr(new QueryGenerator(QT_TRANSLATE_NOOP("Library", "All tracks"), Search(
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Search::Type_All, Search::TermList(),
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Search::Sort_FieldAsc, SearchTerm::Field_Artist, -1)))
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<< GeneratorPtr(new QueryGenerator(QT_TRANSLATE_NOOP("Library", "Least favourite tracks"), Search(
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Search::Type_Or, Search::TermList()
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<< SearchTerm(SearchTerm::Field_Rating, SearchTerm::Op_LessThan, 0.6)
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<< SearchTerm(SearchTerm::Field_SkipCount, SearchTerm::Op_GreaterThan, 4),
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Search::Sort_FieldDesc, SearchTerm::Field_SkipCount)))
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) << (LibraryModel::GeneratorList()
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<< GeneratorPtr(new QueryGenerator(QT_TRANSLATE_NOOP("Library", "Dynamic random mix"), Search(
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Search::Type_All, Search::TermList(),
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Search::Sort_Random, SearchTerm::Field_Title), true))
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)
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);
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// full rescan revisions
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full_rescan_revisions_[26] = tr("CUE sheet support");
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}
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Library::~Library() {
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watcher_->deleteLater();
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watcher_thread_->exit();
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watcher_thread_->wait(5000 /* five seconds */);
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}
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void Library::Init() {
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watcher_ = new LibraryWatcher;
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watcher_thread_ = new QThread(this);
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watcher_->moveToThread(watcher_thread_);
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watcher_thread_->start(QThread::IdlePriority);
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watcher_->set_backend(backend_);
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watcher_->set_task_manager(app_->task_manager());
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connect(backend_, SIGNAL(DirectoryDiscovered(Directory,SubdirectoryList)),
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watcher_, SLOT(AddDirectory(Directory,SubdirectoryList)));
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connect(backend_, SIGNAL(DirectoryDeleted(Directory)),
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watcher_, SLOT(RemoveDirectory(Directory)));
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connect(watcher_, SIGNAL(NewOrUpdatedSongs(SongList)),
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backend_, SLOT(AddOrUpdateSongs(SongList)));
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connect(watcher_, SIGNAL(SongsMTimeUpdated(SongList)),
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backend_, SLOT(UpdateMTimesOnly(SongList)));
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connect(watcher_, SIGNAL(SongsDeleted(SongList)),
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backend_, SLOT(MarkSongsUnavailable(SongList)));
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connect(watcher_, SIGNAL(SubdirsDiscovered(SubdirectoryList)),
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backend_, SLOT(AddOrUpdateSubdirs(SubdirectoryList)));
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connect(watcher_, SIGNAL(SubdirsMTimeUpdated(SubdirectoryList)),
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backend_, SLOT(AddOrUpdateSubdirs(SubdirectoryList)));
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connect(watcher_, SIGNAL(CompilationsNeedUpdating()),
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backend_, SLOT(UpdateCompilations()));
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// This will start the watcher checking for updates
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backend_->LoadDirectoriesAsync();
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}
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void Library::IncrementalScan() {
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watcher_->IncrementalScanAsync();
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}
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void Library::FullScan() {
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watcher_->FullScanAsync();
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}
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void Library::PauseWatcher() {
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watcher_->SetRescanPausedAsync(true);
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}
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void Library::ResumeWatcher() {
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watcher_->SetRescanPausedAsync(false);
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}
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void Library::ReloadSettings() {
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backend_->ReloadSettingsAsync();
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watcher_->ReloadSettingsAsync();
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}
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void Library::WriteAllSongsStatisticsToFiles() {
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const SongList all_songs = backend_->GetAllSongs();
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const int task_id = app_->task_manager()->StartTask(tr("Saving songs statistics into songs files"));
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app_->task_manager()->SetTaskBlocksLibraryScans(task_id);
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const int nb_songs = all_songs.size();
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int i = 0;
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foreach (const Song& song, all_songs) {
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TagReaderClient::Instance()->UpdateSongStatisticsBlocking(song);
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TagReaderClient::Instance()->UpdateSongRatingBlocking(song);
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app_->task_manager()->SetTaskProgress(task_id, ++i, nb_songs);
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}
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app_->task_manager()->SetTaskFinished(task_id);
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}
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