439 lines
16 KiB
C++
439 lines
16 KiB
C++
#include "addmultipledownloadsdialog.h"
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#include "ui_addmultipledownloadsdialog.h"
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#include "download/finder/youtubeplaylist.h"
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#include "download/finder/groovesharksearcher.h"
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#include <QInputDialog>
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#include <QMessageBox>
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#include <QStandardItem>
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#include <QScrollBar>
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#define checkForExistingQuery if(m_finder) { return; }
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using namespace ChronoUtilities;
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const int AddMultipleDownloadsDialog::m_maxInfoRequests = 3;
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const int AddMultipleDownloadsDialog::m_titleCol = 0;
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const int AddMultipleDownloadsDialog::m_uploaderCol = 1;
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const int AddMultipleDownloadsDialog::m_nrCol = 2;
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const int AddMultipleDownloadsDialog::m_collectionCol = 3;
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const int AddMultipleDownloadsDialog::m_durationCol = 4;
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const int AddMultipleDownloadsDialog::m_idCol = 5;
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const QString &emptyField()
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{
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static const QString value = QStringLiteral("-");
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return value;
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}
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const QString &retrievingField()
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{
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static const QString value = QApplication::translate("AddMultipleDownloadsDialog", "retrieving ...");
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return value;
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}
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AddMultipleDownloadsDialog::AddMultipleDownloadsDialog(QWidget *parent, const QNetworkProxy &proxy) :
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QDialog(parent),
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m_ui(new Ui::AddMultipleDownloadsDialog),
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m_selectedSource(SelectedSource::YoutubePlaylist),
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m_proxy(proxy)
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{
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// setup ui
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m_ui->setupUi(this);
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#ifdef Q_OS_WIN32
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setStyleSheet(QStringLiteral("* { font: 9pt \"Segoe UI\"; } #mainWidget { color: black; background-color: white; border: none; } #bottomWidget { background-color: #F0F0F0; border-top: 1px solid #DFDFDF; } QMessageBox QLabel, QInputDialog QLabel, QCommandLinkButton { font-size: 12pt; color: #003399; } #buttonsTabWidget, #resultsTabWidget { background-color: white; } #tabWidget:pane { border: none; }"));
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#else
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setStyleSheet(QStringLiteral("#tabWidget:pane { border: none; }"));
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#endif
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m_ui->tabWidget->tabBar()->setHidden(true);
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m_ui->tabWidget->setCurrentIndex(0);
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m_ui->progressBar->setHidden(true);
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m_ui->selectAllPushButton->setHidden(true);
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m_ui->addPushButton->setHidden(true);
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m_ui->searchPushButton->setHidden(true);
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m_ui->moreDownloadsAvailableLabel->setHidden(true);
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// setup tree view
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m_model = new QStandardItemModel(this);
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m_model->setHorizontalHeaderLabels(QStringList() << "Title" << "Uploader or Artist" << "Nr." << "Collection name" << "Duration" << "Id");
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m_ui->downloadsTreeView->setModel(m_model);
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if(QScrollBar *sb = m_ui->downloadsTreeView->verticalScrollBar())
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connect(sb, &QScrollBar::valueChanged, this, &AddMultipleDownloadsDialog::scrollBarValueChanged);
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// connect signals and slots
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connect(m_ui->backPushButton, &QPushButton::clicked, this, &AddMultipleDownloadsDialog::back);
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connect(m_ui->addPushButton, &QPushButton::clicked, this, &AddMultipleDownloadsDialog::addResultsClicked);
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connect(m_ui->addPushButton, &QPushButton::clicked, this, &AddMultipleDownloadsDialog::accept);
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connect(m_ui->searchPushButton, &QPushButton::clicked, this, &AddMultipleDownloadsDialog::startSearch);
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connect(m_ui->termLineEdit, &QLineEdit::returnPressed, this, &AddMultipleDownloadsDialog::startSearch);
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connect(m_ui->youtubePlaylistCommandLinkButton, &QCommandLinkButton::clicked, this, &AddMultipleDownloadsDialog::youtubePlaylistSelected);
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connect(m_ui->groovesharkAlbumCommandLinkButton, &QCommandLinkButton::clicked, this, &AddMultipleDownloadsDialog::groovesharkAlbumSelected);
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connect(m_ui->groovesharkPlaylistCommandLinkButton, &QCommandLinkButton::clicked, this, &AddMultipleDownloadsDialog::groovesharkPlaylistSelected);
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connect(m_ui->selectAllPushButton, &QPushButton::clicked, this, &AddMultipleDownloadsDialog::selectAll);
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connect(m_ui->downloadsTreeView->selectionModel(), &QItemSelectionModel::selectionChanged, this, &AddMultipleDownloadsDialog::updateControls);
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// set fields
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m_currentInfoRequests = 0;
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}
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AddMultipleDownloadsDialog::~AddMultipleDownloadsDialog()
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{ }
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QList<Download *> AddMultipleDownloadsDialog::results()
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{
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QList<Download *> res;
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Download *download;
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int rowCount = m_model->rowCount();
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QModelIndexList selectedIndexes = m_ui->downloadsTreeView->selectionModel()->selectedRows();
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QModelIndex index;
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QStandardItem *item;
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for(int i = 0; i < rowCount; ++i) {
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index = m_model->index(i, 0);
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if(selectedIndexes.contains(index)) {
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item = m_model->item(i, 0);
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download = item->data(Qt::UserRole + 1).value<Download *>();
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if(download->status() != DownloadStatus::Failed)
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res.append(download);
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}
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}
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return res;
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}
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void AddMultipleDownloadsDialog::downloadChangedStatus(Download *download)
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{
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switch(download->status()) {
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case DownloadStatus::Failed:
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showDownloadError(download);
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--m_currentInfoRequests;
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break;
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case DownloadStatus::Ready:
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addDownloadInformation(download);
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--m_currentInfoRequests;
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break;
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default:
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;
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}
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while(m_currentInfoRequests < m_maxInfoRequests
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&& !m_pendingDownloads.isEmpty()) {
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Download *download = m_pendingDownloads.takeFirst();
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if(!download->isInitiated() && download->isInitiatingInstantlyRecommendable()) {
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++m_currentInfoRequests;
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download->init();
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}
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}
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}
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void AddMultipleDownloadsDialog::addFinder(DownloadFinder *finder)
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{
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m_finder.reset(finder);
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m_finder->setContinueAutomatically(false);
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connect(finder, &DownloadFinder::newResultsAvailable, this, &AddMultipleDownloadsDialog::addResults);
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connect(finder, &DownloadFinder::finished, this, &AddMultipleDownloadsDialog::retrievingFinished);
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m_ui->tabWidget->setCurrentIndex(2);
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m_ui->progressBar->setHidden(false);
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m_ui->addPushButton->setHidden(false);
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m_ui->selectAllPushButton->setHidden(false);
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m_ui->searchPushButton->setHidden(true);
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m_pendingDownloads.clear();
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m_currentInfoRequests = 0;
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m_ui->titleLabel->setText(tr("Retrieving downloads ..."));
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finder->start();
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}
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void AddMultipleDownloadsDialog::addDownloadInformation(Download *download)
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{
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QStandardItem *item;
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for(int row = 0; row < m_model->rowCount(); ++row) {
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item = m_model->item(row, 0);
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if(item->data(Qt::UserRole + 1).value<Download *>() == download) {
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const QString &title = download->title();
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const QString &id = download->id();
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const QString &uploader = download->uploader();
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const QString &collectionName = download->collectionName();
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int nr = download->positionInCollection();
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TimeSpan duration = download->duration();
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m_model->item(row, m_titleCol)->setText(title.isEmpty() ? emptyField() : title);
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m_model->item(row, m_uploaderCol)->setText(uploader.isEmpty() ? emptyField() : uploader);
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m_model->item(row, m_nrCol)->setText(nr == 0 ? emptyField() : QStringLiteral("%1").arg(nr));
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m_model->item(row, m_collectionCol)->setText(collectionName.isEmpty() ? emptyField() : collectionName);
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m_model->item(row, m_durationCol)->setText(duration.isNull() ? emptyField() : QString::fromStdString(duration.toString(TimeSpanOutputFormat::WithMeasures)));
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m_model->item(row, m_idCol)->setText(id.isEmpty() ? emptyField() : id);
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break;
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}
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}
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}
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void AddMultipleDownloadsDialog::showDownloadError(Download *download)
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{
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QStandardItem *item;
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for(int row = 0; row < m_model->rowCount(); ++row) {
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item = m_model->item(row, 0);
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if(item->data(Qt::UserRole +1).value<Download *>() == download) {
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for(int i = m_titleCol; i <= m_idCol; i++) {
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item = m_model->item(row, i);
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if(i != m_titleCol)
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item->setText(QStringLiteral("not found"));
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item->setSelectable(false);
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}
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break;
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}
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}
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}
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void AddMultipleDownloadsDialog::youtubePlaylistSelected()
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{
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checkForExistingQuery;
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m_ui->enterTermLabel->setText(tr("Enter the url of the playlist or the id:"));
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m_ui->termLineEdit->setInputMethodHints(Qt::ImhUrlCharactersOnly);
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m_ui->termLineEdit->setText(m_ui->byIdCheckBox->isChecked() ? QString() : QStringLiteral("http://www.youtube.com/playlist?list="));
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m_ui->termLineEdit->selectAll();
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m_ui->byIdCheckBox->setHidden(false);
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m_ui->verifiedCheckBox->setHidden(true);
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m_ui->addPushButton->setHidden(true);
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m_ui->searchPushButton->setHidden(false);
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m_selectedSource = SelectedSource::YoutubePlaylist;
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m_ui->tabWidget->setCurrentIndex(1);
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}
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void AddMultipleDownloadsDialog::groovesharkAlbumSelected()
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{
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checkForExistingQuery;
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m_ui->enterTermLabel->setText(tr("Enter a search term or the album id:"));
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m_ui->termLineEdit->setInputMethodHints(Qt::ImhNone);
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m_ui->termLineEdit->clear();
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m_ui->byIdCheckBox->setHidden(false);
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m_ui->verifiedCheckBox->setHidden(false);
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m_ui->addPushButton->setHidden(true);
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m_ui->searchPushButton->setHidden(false);
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m_selectedSource = SelectedSource::GroovesharkAlbum;
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m_ui->tabWidget->setCurrentIndex(1);
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// "124486"
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}
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void AddMultipleDownloadsDialog::groovesharkPlaylistSelected()
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{
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checkForExistingQuery;
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m_ui->enterTermLabel->setText(tr("Enter a search term or the playlist id:"));
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m_ui->termLineEdit->setInputMethodHints(Qt::ImhNone);
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m_ui->termLineEdit->clear();
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m_ui->byIdCheckBox->setHidden(false);
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m_ui->verifiedCheckBox->setHidden(false);
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m_ui->addPushButton->setHidden(true);
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m_ui->searchPushButton->setHidden(false);
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m_selectedSource = SelectedSource::GroovesharkPlaylist;
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m_ui->tabWidget->setCurrentIndex(1);
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}
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void AddMultipleDownloadsDialog::startSearch()
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{
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if(m_ui->tabWidget->currentIndex() != 1)
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return;
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if(m_ui->termLineEdit->text().isEmpty())
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return;
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m_ui->searchPushButton->setHidden(false);
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switch(m_selectedSource) {
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case SelectedSource::YoutubePlaylist:
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addFinder(new YoutubePlaylist(
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m_ui->byIdCheckBox->isChecked() ?
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QUrl(QStringLiteral("http://www.youtube.com/playlist?list=%1").arg(m_ui->termLineEdit->text())) :
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m_ui->termLineEdit->text(),
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parent()));
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break;
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case SelectedSource::GroovesharkAlbum:
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addFinder(new GroovesharkSearcher(
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m_ui->termLineEdit->text(),
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m_ui->byIdCheckBox->isChecked() ? GroovesharkSearchTermRole::AlbumId : GroovesharkSearchTermRole::AlbumName,
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m_ui->verifiedCheckBox->isChecked(),
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parent()));
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break;
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case SelectedSource::GroovesharkPlaylist:
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addFinder(new GroovesharkSearcher(
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m_ui->termLineEdit->text(),
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m_ui->byIdCheckBox->isChecked() ? GroovesharkSearchTermRole::PlaylistId : GroovesharkSearchTermRole::PlaylistName,
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m_ui->verifiedCheckBox->isChecked(),
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parent()));
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break;
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}
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}
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void AddMultipleDownloadsDialog::addResults(const QList<Download *> &results)
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{
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if(m_ui->tabWidget->currentIndex() != 2)
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return;
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foreach(Download *download, results) {
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QList<QStandardItem *> items;
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QStandardItem *item;
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item = new QStandardItem(download->title());
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item->setEditable(false);
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item->setData(QVariant::fromValue(download), Qt::UserRole + 1);
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items << item;
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item = new QStandardItem(download->uploader().isEmpty() ? retrievingField() : download->uploader());
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item->setEditable(false);
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items << item;
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item = new QStandardItem(download->positionInCollection() == 0 ? retrievingField() : QString("%1").arg(download->positionInCollection()));
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item->setEditable(false);
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items << item;
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item = new QStandardItem(download->collectionName().isEmpty() ? retrievingField() : download->collectionName());
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item->setEditable(false);
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items << item;
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item = new QStandardItem(download->duration().isNull() ? retrievingField() : QString::fromStdString(download->duration().toString()));
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item->setEditable(false);
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items << item;
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item = new QStandardItem(download->id().isEmpty() ? retrievingField() : download->id());
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item->setEditable(false);
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items << item;
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m_model->appendRow(items);
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connect(download, &Download::statusChanged, this, &AddMultipleDownloadsDialog::downloadChangedStatus);
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if(download->isInitiated() || (!download->isInitiatingInstantlyRecommendable()))
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addDownloadInformation(download);
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else {
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if(m_currentInfoRequests < m_maxInfoRequests) {
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++m_currentInfoRequests;
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download->setProxy(m_proxy);
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download->init();
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} else {
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m_pendingDownloads.append(download);
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}
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}
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}
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m_ui->selectAllPushButton->setText(tr("Select all"));
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if(m_finder) {
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if(!m_finder->collectionTitle().isEmpty()) {
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m_ui->titleLabel->setText(m_listName + m_finder->collectionTitle());
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}
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if(!m_finder->hasFinished() && !m_finder->isDownloading()) {
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QScrollBar *sb = m_ui->downloadsTreeView->verticalScrollBar();
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if(!sb || ((sb->maximum() + sb->minimum()) == 0)) {
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m_ui->progressBar->setHidden(false);
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m_finder->start();
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} else {
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m_ui->progressBar->setHidden(true);
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}
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}
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}
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}
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void AddMultipleDownloadsDialog::scrollBarValueChanged()
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{
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if(m_finder && !m_finder->hasFinished() && !m_finder->isDownloading()) {
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QScrollBar *sb = m_ui->downloadsTreeView->verticalScrollBar();
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if(!sb || (sb->value() == sb->maximum()) || ((sb->maximum() + sb->minimum()) == 0)) {
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m_ui->progressBar->setHidden(false);
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m_finder->start();
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} else {
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m_ui->progressBar->setHidden(true);
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}
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} else {
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m_ui->progressBar->setHidden(true);
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}
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}
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void AddMultipleDownloadsDialog::retrievingFinished(bool sucess, const QString &reasonForFail)
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{
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if(m_finder) {
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m_ui->progressBar->setHidden(true);
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m_ui->selectAllPushButton->setHidden(false);
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m_ui->addPushButton->setHidden(false);
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m_ui->titleLabel->setText(sucess
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? (m_listName + m_finder->collectionTitle())
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: tr("Failed to retrieve downloads: %1").arg(reasonForFail));
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m_finder.release()->deleteLater();
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}
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}
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void AddMultipleDownloadsDialog::updateControls(const QItemSelection &, const QItemSelection &)
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{
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int count = m_ui->downloadsTreeView->selectionModel()->selectedRows().count();
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if(count > 0) {
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m_ui->addPushButton->setText(tr("Add selected downloads (%1)").arg(count));
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m_ui->addPushButton->setEnabled(true);
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} else {
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m_ui->addPushButton->setText(tr("Add selected downloads"));
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m_ui->addPushButton->setEnabled(false);
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}
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if(count >= m_model->rowCount())
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m_ui->selectAllPushButton->setText(tr("Repeal selection"));
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else
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m_ui->selectAllPushButton->setText(tr("Select all"));
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}
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void AddMultipleDownloadsDialog::selectAll()
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{
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QItemSelectionModel *selectionModel = m_ui->downloadsTreeView->selectionModel();
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if(selectionModel->selectedRows().length() >= m_model->rowCount())
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selectionModel->clearSelection();
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else
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m_ui->downloadsTreeView->selectAll();
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}
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void AddMultipleDownloadsDialog::back()
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{
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m_finder.reset();
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switch(m_ui->tabWidget->currentIndex()) {
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case 0:
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close();
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break;
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case 1:
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reset();
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break;
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case 2:
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abortSearch();
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break;
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}
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}
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void AddMultipleDownloadsDialog::reset()
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{
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m_finder.reset();
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m_ui->progressBar->setHidden(true);
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m_ui->selectAllPushButton->setHidden(true);
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m_ui->addPushButton->setHidden(true);
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m_ui->searchPushButton->setHidden(true);
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m_ui->tabWidget->setCurrentIndex(0);
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m_model->removeRows(0, m_model->rowCount());
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m_pendingDownloads.clear();
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m_currentInfoRequests = 0;
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}
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void AddMultipleDownloadsDialog::abortSearch()
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{
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m_finder.reset();
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m_ui->tabWidget->setCurrentIndex(1);
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m_ui->progressBar->setHidden(true);
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m_ui->selectAllPushButton->setHidden(true);
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m_ui->addPushButton->setHidden(true);
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m_ui->searchPushButton->setHidden(false);
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m_model->removeRows(0, m_model->rowCount());
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m_pendingDownloads.clear();
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m_currentInfoRequests = 0;
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m_ui->titleLabel->setText(tr("Aborted"));
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}
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