558 lines
18 KiB
C++
558 lines
18 KiB
C++
/*
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* Cantata
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*
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* Copyright (c) 2011-2013 Craig Drummond <craig.p.drummond@gmail.com>
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*
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* ----
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*
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* This program 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 2 of the License, or
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* (at your option) any later version.
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*
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* This program 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 GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; see the file COPYING. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#include "streamspage.h"
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#include "streamdialog.h"
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#include "streamcategorydialog.h"
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#include "mpdconnection.h"
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#include "messagebox.h"
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#include "localize.h"
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#include "icons.h"
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#include "stdactions.h"
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#include "actioncollection.h"
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#include "networkaccessmanager.h"
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#include "settings.h"
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#include "streamsmodel.h"
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#include "webstreams.h"
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#include "statuslabel.h"
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#include <QToolButton>
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#ifdef ENABLE_KDE_SUPPORT
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#include <KDE/KFileDialog>
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#else
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#include <QFileDialog>
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#include <QDir>
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#endif
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#include <QAction>
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#include <QMenu>
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#include <QFileInfo>
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static const char * constUrlProperty("url");
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StreamsPage::StreamsPage(QWidget *p)
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: QWidget(p)
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, enabled(false)
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, modelIsDownloading(false)
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{
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setupUi(this);
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importAction = ActionCollection::get()->createAction("importstreams", i18n("Import Streams"), "document-import");
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exportAction = ActionCollection::get()->createAction("exportstreams", i18n("Export Streams"), "document-export");
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addAction = ActionCollection::get()->createAction("addstream", i18n("Add Stream"), Icons::addRadioStreamIcon);
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editAction = ActionCollection::get()->createAction("editstream", i18n("Edit"), Icons::editIcon);
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QMenu *importMenu=new QMenu(this);
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importFileAction=importMenu->addAction("From Cantata File");
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QList<WebStream *> webStreams=WebStream::getAll();
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QAction *radioAction=0;
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QMenu *radioMenu=0;
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QMap<QString, QMenu *> regions;
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foreach (const WebStream *ws, webStreams) {
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if (dynamic_cast<const RadioWebStream *>(ws)) {
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if (!radioAction) {
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radioAction=importMenu->addAction(i18n("Radio Stations"));
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radioMenu=new QMenu(this);
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radioAction->setMenu(radioMenu);
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}
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QMenu *menu=radioMenu;
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if (!ws->getRegion().isEmpty()) {
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if (!regions.contains(ws->getRegion())) {
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QAction *regionAction=radioMenu->addAction(ws->getRegion());
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regions.insert(ws->getRegion(), new QMenu(this));
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regionAction->setMenu(regions[ws->getRegion()]);
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}
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menu=regions[ws->getRegion()];
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}
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QAction *act=menu->addAction(ws->getName());
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act->setProperty(constUrlProperty, ws->getUrl());
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connect(act, SIGNAL(triggered(bool)), this, SLOT(importWebStreams()));
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} else {
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QAction *act=importMenu->addAction(i18n("From %1").arg(ws->getName()));
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act->setProperty(constUrlProperty, ws->getUrl());
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connect(act, SIGNAL(triggered(bool)), this, SLOT(importWebStreams()));
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}
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connect(ws, SIGNAL(error(const QString &)), this, SIGNAL(error(const QString &)));
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connect(ws, SIGNAL(finished()), this, SLOT(checkIfBusy()));
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}
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importAction->setMenu(importMenu);
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replacePlayQueue->setDefaultAction(StdActions::self()->replacePlayQueueAction);
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// connect(view, SIGNAL(itemsSelected(bool)), addToPlaylist, SLOT(setEnabled(bool)));
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connect(view, SIGNAL(doubleClicked(const QModelIndex &)), this, SLOT(itemDoubleClicked(const QModelIndex &)));
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connect(view, SIGNAL(searchItems()), this, SLOT(searchItems()));
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connect(view, SIGNAL(itemsSelected(bool)), SLOT(controlActions()));
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connect(addAction, SIGNAL(triggered(bool)), this, SLOT(add()));
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connect(editAction, SIGNAL(triggered(bool)), this, SLOT(edit()));
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connect(importFileAction, SIGNAL(triggered(bool)), this, SLOT(importXml()));
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connect(exportAction, SIGNAL(triggered(bool)), this, SLOT(exportXml()));
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connect(genreCombo, SIGNAL(currentIndexChanged(int)), this, SLOT(searchItems()));
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connect(StreamsModel::self(), SIGNAL(updateGenres(const QSet<QString> &)), genreCombo, SLOT(update(const QSet<QString> &)));
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connect(StreamsModel::self(), SIGNAL(error(const QString &)), this, SIGNAL(error(const QString &)));
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connect(StreamsModel::self(), SIGNAL(downloading(bool)), this, SLOT(downloading(bool)));
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connect(MPDConnection::self(), SIGNAL(dirChanged()), SLOT(mpdDirChanged()));
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QMenu *menu=new QMenu(this);
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menu->addAction(addAction);
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menu->addAction(StdActions::self()->removeAction);
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menu->addAction(editAction);
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menu->addAction(importAction);
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menu->addAction(exportAction);
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menuButton->setMenu(menu);
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Icon::init(replacePlayQueue);
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view->setTopText(i18n("Streams"));
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view->setUniformRowHeights(true);
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view->setAcceptDrops(true);
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view->setDragDropMode(QAbstractItemView::DragDrop);
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// view->addAction(p->addToPlaylistAction);
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view->addAction(StdActions::self()->replacePlayQueueAction);
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view->addAction(StdActions::self()->addWithPriorityAction);
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view->addAction(editAction);
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view->addAction(exportAction);
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view->addAction(StdActions::self()->removeAction);
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proxy.setSourceModel(StreamsModel::self());
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view->setModel(&proxy);
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view->setDeleteAction(StdActions::self()->removeAction);
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infoLabel->hide();
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infoLabel->setType(StatusLabel::Locked);
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}
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StreamsPage::~StreamsPage()
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{
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foreach (WebStream *ws, WebStream::getAll()) {
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ws->cancelDownload();
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}
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}
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void StreamsPage::setEnabled(bool e)
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{
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if (e==enabled) {
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return;
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}
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enabled=e;
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}
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void StreamsPage::mpdDirChanged()
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{
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if (Settings::self()->storeStreamsInMpdDir()) {
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refresh();
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}
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}
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void StreamsPage::checkWritable()
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{
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bool wasWriteable=StreamsModel::self()->isWritable();
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bool nowWriteable=StreamsModel::self()->checkWritable();
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if (nowWriteable) {
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infoLabel->hide();
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} else {
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infoLabel->setVisible(true);
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infoLabel->setText(StreamsModel::dir().startsWith("http:/") ? i18n("Streams from HTTP server") : i18n("Read only."));
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}
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if (wasWriteable!=nowWriteable) {
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controlActions();
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}
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}
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void StreamsPage::refresh()
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{
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if (enabled) {
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checkWritable();
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view->setLevel(0);
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StreamsModel::self()->reload();
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exportAction->setEnabled(StreamsModel::self()->rowCount()>0);
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}
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}
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void StreamsPage::save()
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{
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StreamsModel::self()->save(true);
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}
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void StreamsPage::addSelectionToPlaylist(bool replace, quint8 priorty)
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{
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addItemsToPlayQueue(view->selectedIndexes(), replace, priorty);
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}
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void StreamsPage::addItemsToPlayQueue(const QModelIndexList &indexes, bool replace, quint8 priorty)
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{
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if (0==indexes.size()) {
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return;
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}
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QModelIndexList sorted=indexes;
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qSort(sorted);
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QModelIndexList mapped;
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foreach (const QModelIndex &idx, sorted) {
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mapped.append(proxy.mapToSource(idx));
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}
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QStringList files=StreamsModel::self()->filenames(mapped, true);
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if (!files.isEmpty()) {
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emit add(files, replace, priorty);
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view->clearSelection();
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}
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}
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void StreamsPage::itemDoubleClicked(const QModelIndex &index)
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{
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if (!static_cast<StreamsModel::Item *>(proxy.mapToSource(index).internalPointer())->isCategory()) {
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QModelIndexList indexes;
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indexes.append(index);
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addItemsToPlayQueue(indexes, false);
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}
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}
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void StreamsPage::downloading(bool dl)
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{
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modelIsDownloading=dl;
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checkIfBusy();
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}
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void StreamsPage::checkIfBusy()
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{
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bool busy=modelIsDownloading;
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if (!busy) {
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foreach (WebStream *ws, WebStream::getAll()) {
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if (ws->isDownloading()) {
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busy=true;
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break;
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}
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}
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}
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if (busy) {
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view->showSpinner();
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} else {
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view->hideSpinner();
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}
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}
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void StreamsPage::importXml()
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{
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if (!StreamsModel::self()->isWritable()) {
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return;
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}
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#ifdef ENABLE_KDE_SUPPORT
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QString fileName=KFileDialog::getOpenFileName(KUrl(), i18n("*.cantata|Cantata Streams"), this, i18n("Import Streams"));
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#else
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QString fileName=QFileDialog::getOpenFileName(this, i18n("Import Streams"), QDir::homePath(), i18n("Cantata Streams (*.cantata)"));
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#endif
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if (fileName.isEmpty()) {
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return;
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}
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if (!StreamsModel::self()->import(fileName)) {
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MessageBox::error(this, i18n("Failed to import <b>%1</b>!<br/>Please check this is of the correct type.").arg(fileName));
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}
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}
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void StreamsPage::exportXml()
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{
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QModelIndexList selected=view->selectedIndexes();
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QSet<StreamsModel::Item *> items;
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QSet<StreamsModel::Item *> categories;
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foreach (const QModelIndex &idx, selected) {
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QModelIndex i=proxy.mapToSource(idx);
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StreamsModel::Item *itm=static_cast<StreamsModel::Item *>(i.internalPointer());
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if (itm->isCategory()) {
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if (!categories.contains(itm)) {
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categories.insert(itm);
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}
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foreach (StreamsModel::StreamItem *s, static_cast<StreamsModel::CategoryItem *>(itm)->streams) {
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items.insert(s);
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}
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} else {
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items.insert(itm);
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categories.insert(static_cast<StreamsModel::StreamItem *>(itm)->parent);
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}
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}
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QString name;
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if (1==categories.count()) {
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name=static_cast<StreamsModel::StreamItem *>(*(categories.begin()))->name+QLatin1String(".cantata");
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}
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#ifdef ENABLE_KDE_SUPPORT
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QString fileName=KFileDialog::getSaveFileName(name, i18n("*.cantata|Cantata Streams"), this, i18n("Export Streams"));
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#else
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QString fileName=QFileDialog::getSaveFileName(this, i18n("Export Streams"), name, i18n("Cantata Streams (*.cantata)"));
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#endif
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if (fileName.isEmpty()) {
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return;
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}
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if (!StreamsModel::self()->save(fileName, categories+items)) {
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MessageBox::error(this, i18n("Failed to create <b>%1</b>!").arg(fileName));
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}
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}
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void StreamsPage::add()
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{
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if (!StreamsModel::self()->isWritable()) {
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return;
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}
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StreamDialog dlg(getCategories(), getGenres(), this);
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if (QDialog::Accepted==dlg.exec()) {
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QString name=dlg.name();
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QString url=dlg.url();
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QString cat=dlg.category();
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QString existing=StreamsModel::self()->name(cat, url);
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if (!existing.isEmpty()) {
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MessageBox::error(this, i18n("Stream already exists!<br/><b>%1</b>").arg(existing));
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return;
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}
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if (!StreamsModel::self()->add(cat, name, dlg.genre(), dlg.icon(), url)) {
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MessageBox::error(this, i18n("A stream named <b>%1</b> already exists!").arg(name));
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}
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}
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exportAction->setEnabled(StreamsModel::self()->rowCount()>0);
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}
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void StreamsPage::removeItems()
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{
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if (!StreamsModel::self()->isWritable()) {
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return;
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}
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QStringList streams;
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QModelIndexList selected = view->selectedIndexes();
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if (0==selected.size()) {
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return;
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}
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bool haveStreams=false;
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bool haveCategories=false;
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foreach(const QModelIndex &index, selected) {
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if (static_cast<StreamsModel::Item *>(proxy.mapToSource(index).internalPointer())->isCategory()) {
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haveCategories=true;
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} else {
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haveStreams=true;
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}
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if (haveStreams && haveCategories) {
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break;
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}
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}
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QModelIndex firstIndex=proxy.mapToSource(selected.first());
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QString firstName=StreamsModel::self()->data(firstIndex, Qt::DisplayRole).toString();
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QString message;
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if (selected.size()>1) {
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if (haveStreams && haveCategories) {
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message=i18n("Are you sure you wish to remove the selected categories &streams?");
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} else if (haveStreams) {
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message=i18n("Are you sure you wish to remove the %1 selected streams?").arg(selected.size());
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} else {
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message=i18n("Are you sure you wish to remove the %1 selected categories (and their streams)?").arg(selected.size());
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}
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} else if (haveStreams) {
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message=i18n("Are you sure you wish to remove <b>%1</b>?").arg(firstName);
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} else {
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message=i18n("Are you sure you wish to remove the <b>%1</b> category (and its streams)?").arg(firstName);
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}
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if (MessageBox::No==MessageBox::warningYesNo(this, message, i18n("Remove?"))) {
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return;
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}
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// Ensure that if we have a category selected, we dont also try to remove one of its children
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QSet<StreamsModel::CategoryItem *> removeCategories;
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QList<StreamsModel::StreamItem *> removeStreams;
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QModelIndexList remove;
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//..obtain catagories to remove...
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foreach(QModelIndex index, selected) {
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QModelIndex idx=proxy.mapToSource(index);
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StreamsModel::Item *item=static_cast<StreamsModel::Item *>(idx.internalPointer());
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if (item->isCategory()) {
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removeCategories.insert(static_cast<StreamsModel::CategoryItem *>(item));
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}
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}
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// Obtain streams in non-selected categories...
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foreach(QModelIndex index, selected) {
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QModelIndex idx=proxy.mapToSource(index);
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StreamsModel::Item *item=static_cast<StreamsModel::Item *>(idx.internalPointer());
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if (!item->isCategory()) {
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removeStreams.append(static_cast<StreamsModel::StreamItem *>(item));
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}
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}
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foreach (StreamsModel::CategoryItem *i, removeCategories) {
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StreamsModel::self()->removeCategory(i);
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}
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foreach (StreamsModel::StreamItem *i, removeStreams) {
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StreamsModel::self()->removeStream(i);
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}
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StreamsModel::self()->updateGenres();
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exportAction->setEnabled(StreamsModel::self()->rowCount()>0);
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}
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void StreamsPage::edit()
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{
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if (!StreamsModel::self()->isWritable()) {
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return;
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}
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QStringList streams;
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QModelIndexList selected = view->selectedIndexes();
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if (1!=selected.size()) {
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return;
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}
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QModelIndex index=proxy.mapToSource(selected.first());
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StreamsModel::Item *item=static_cast<StreamsModel::Item *>(index.internalPointer());
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QString name=item->name;
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QString icon=item->icon;
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if (item->isCategory()) {
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StreamCategoryDialog dlg(getCategories(), this);
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dlg.setEdit(name, icon);
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if (QDialog::Accepted==dlg.exec()) {
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StreamsModel::self()->editCategory(index, dlg.name(), dlg.icon());
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}
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return;
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}
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StreamDialog dlg(getCategories(), getGenres(), this);
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StreamsModel::StreamItem *stream=static_cast<StreamsModel::StreamItem *>(item);
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QString url=stream->url.toString();
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QString cat=stream->parent->name;
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QString genre=stream->genreString();
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dlg.setEdit(cat, name, genre, icon, url);
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if (QDialog::Accepted==dlg.exec()) {
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QString newName=dlg.name();
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QString newIcon=dlg.icon();
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QString newUrl=dlg.url();
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QString newCat=dlg.category();
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QString newGenre=dlg.genre();
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QString existingNameForUrl=newUrl!=url ? StreamsModel::self()->name(newCat, newUrl) : QString();
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if (!existingNameForUrl.isEmpty()) {
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MessageBox::error(this, i18n("Stream already exists!<br/><b>%1 (%2)</b>").arg(existingNameForUrl).arg(newCat));
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} else if (newName!=name && StreamsModel::self()->entryExists(newCat, newName)) {
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MessageBox::error(this, i18n("A stream named <b>%1 (%2)</b> already exists!").arg(newName).arg(newCat));
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} else {
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StreamsModel::self()->editStream(index, cat, newCat, newName, newGenre, newIcon, newUrl);
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}
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}
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}
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void StreamsPage::controlActions()
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{
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QModelIndexList selected=view->selectedIndexes();
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editAction->setEnabled(1==selected.size() && StreamsModel::self()->isWritable());
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StdActions::self()->removeAction->setEnabled(selected.count() && StreamsModel::self()->isWritable());
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addAction->setEnabled(StreamsModel::self()->isWritable());
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exportAction->setEnabled(StreamsModel::self()->rowCount());
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importAction->setEnabled(StreamsModel::self()->isWritable());
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StdActions::self()->replacePlayQueueAction->setEnabled(selected.count());
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StdActions::self()->addWithPriorityAction->setEnabled(selected.count());
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menuButton->controlState();
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}
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void StreamsPage::searchItems()
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{
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QString text=view->searchText().trimmed();
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proxy.update(text, genreCombo->currentIndex()<=0 ? QString() : genreCombo->currentText());
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if (proxy.enabled() && !text.isEmpty()) {
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|
view->expandAll();
|
|
}
|
|
}
|
|
|
|
QStringList StreamsPage::getCategories()
|
|
{
|
|
QStringList categories;
|
|
for(int i=0; i<StreamsModel::self()->rowCount(); ++i) {
|
|
QModelIndex idx=StreamsModel::self()->index(i, 0, QModelIndex());
|
|
if (idx.isValid()) {
|
|
categories.append(static_cast<StreamsModel::Item *>(idx.internalPointer())->name);
|
|
}
|
|
}
|
|
|
|
if (categories.isEmpty()) {
|
|
categories.append(i18n("General"));
|
|
}
|
|
|
|
qSort(categories);
|
|
return categories;
|
|
}
|
|
|
|
QStringList StreamsPage::getGenres()
|
|
{
|
|
QStringList g=genreCombo->entries().toList();
|
|
qSort(g);
|
|
return g;
|
|
}
|
|
|
|
void StreamsPage::importWebStreams()
|
|
{
|
|
if (!StreamsModel::self()->isWritable()) {
|
|
return;
|
|
}
|
|
|
|
QObject *obj=qobject_cast<QObject *>(sender());
|
|
if (!obj) {
|
|
return;
|
|
}
|
|
|
|
QUrl url=obj->property(constUrlProperty).toUrl();
|
|
if (!url.isValid()) {
|
|
return;
|
|
}
|
|
|
|
WebStream *ws=WebStream::get(url);
|
|
if (!ws) {
|
|
return;
|
|
}
|
|
|
|
if (ws->isDownloading()) {
|
|
MessageBox::error(this, i18n("Download from %1 is already in progress!").arg(ws->getName()));
|
|
return;
|
|
}
|
|
|
|
if (getCategories().contains(ws->getName())) {
|
|
if (MessageBox::No==MessageBox::warningYesNo(this, i18n("Update streams from %1?\n(This will replace any existing streams in this category)").arg(ws->getName()),
|
|
i18n("Update %1").arg(ws->getName()))) {
|
|
return;
|
|
}
|
|
} else {
|
|
if (MessageBox::No==MessageBox::questionYesNo(this, i18n("Download streams from %1?").arg(ws->getName()), i18n("Download %1").arg(ws->getName()))) {
|
|
return;
|
|
}
|
|
}
|
|
ws->download();
|
|
view->showSpinner();
|
|
}
|