Files
cantata/online/onlineservicespage.cpp

467 lines
16 KiB
C++

/*
* Cantata
*
* Copyright (c) 2011-2013 Craig Drummond <craig.p.drummond@gmail.com>
*
* ----
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include "onlineservicespage.h"
#include "musiclibraryitemroot.h"
#include "musiclibraryitemartist.h"
#include "musiclibraryitemalbum.h"
#include "musiclibraryitemsong.h"
#include "onlineservicesmodel.h"
#include "jamendoservice.h"
#include "magnatuneservice.h"
#include "soundcloudservice.h"
#include "settings.h"
#include "messagebox.h"
#include "localize.h"
#include "icons.h"
#include "mainwindow.h"
#include "stdactions.h"
#include "actioncollection.h"
#ifdef ENABLE_KDE_SUPPORT
#include <KDE/KGlobalSettings>
#endif
OnlineServicesPage::OnlineServicesPage(QWidget *p)
: QWidget(p)
, onlineSearchRequest(false)
, searchable(true)
{
QAction *sep=new QAction(this);
sep->setSeparator(true);
setupUi(this);
addToPlayQueue->setDefaultAction(StdActions::self()->addToPlayQueueAction);
replacePlayQueue->setDefaultAction(StdActions::self()->replacePlayQueueAction);
view->addAction(StdActions::self()->addToPlayQueueAction);
view->addAction(StdActions::self()->replacePlayQueueAction);
view->addAction(StdActions::self()->addWithPriorityAction);
view->addAction(StdActions::self()->addToStoredPlaylistAction);
downloadAction = ActionCollection::get()->createAction("downloadtolibrary", i18n("Download To Library"), "go-down");
connect(this, SIGNAL(add(const QStringList &, bool, quint8)), MPDConnection::self(), SLOT(add(const QStringList &, bool, quint8)));
connect(this, SIGNAL(addSongsToPlaylist(const QString &, const QStringList &)), MPDConnection::self(), SLOT(addToPlaylist(const QString &, const QStringList &)));
connect(genreCombo, SIGNAL(currentIndexChanged(int)), this, SLOT(searchItems()));
connect(OnlineServicesModel::self(), SIGNAL(updateGenres(const QSet<QString> &)), genreCombo, SLOT(update(const QSet<QString> &)));
connect(OnlineServicesModel::self(), SIGNAL(updated(QModelIndex)), this, SLOT(updated(QModelIndex)));
connect(OnlineServicesModel::self(), SIGNAL(busy(bool)), view, SLOT(showSpinner(bool)));
connect(view, SIGNAL(doubleClicked(const QModelIndex &)), this, SLOT(itemDoubleClicked(const QModelIndex &)));
connect(view, SIGNAL(searchItems()), this, SLOT(searchItems()));
connect(view, SIGNAL(searchIsActive(bool)), this, SLOT(controlSearch(bool)));
connect(view, SIGNAL(itemsSelected(bool)), SLOT(controlActions()));
connect(view, SIGNAL(rootIndexSet(QModelIndex)), this, SLOT(updateGenres(QModelIndex)));
connect(view, SIGNAL(rootIndexSet(QModelIndex)), this, SLOT(setSearchable(QModelIndex)));
connect(OnlineServicesModel::self()->configureAct(), SIGNAL(triggered()), this, SLOT(configureService()));
connect(OnlineServicesModel::self()->refreshAct(), SIGNAL(triggered()), this, SLOT(refreshService()));
connect(downloadAction, SIGNAL(triggered()), this, SLOT(download()));
QMenu *menu=new QMenu(this);
menu->addAction(OnlineServicesModel::self()->configureAct());
menu->addAction(OnlineServicesModel::self()->refreshAct());
view->addAction(downloadAction);
menuButton->setMenu(menu);
proxy.setSourceModel(OnlineServicesModel::self());
proxy.setDynamicSortFilter(false);
view->setModel(&proxy);
view->setRootIsDecorated(true);
}
OnlineServicesPage::~OnlineServicesPage()
{
}
void OnlineServicesPage::setEnabled(bool e)
{
OnlineServicesModel::self()->setEnabled(e);
controlActions();
}
void OnlineServicesPage::clear()
{
OnlineServicesModel::self()->clear();
view->setLevel(0);
}
QString OnlineServicesPage::activeService() const
{
OnlineService *srv=activeSrv();
return srv ? srv->id() : QString();
}
OnlineService * OnlineServicesPage::activeSrv() const
{
const QModelIndexList selected = view->selectedIndexes();
if (0==selected.size()) {
return 0;
}
QString udi;
OnlineService *activeSrv=0;
foreach (const QModelIndex &idx, selected) {
QModelIndex index = proxy.mapToSource(idx);
MusicLibraryItem *item=static_cast<MusicLibraryItem *>(index.internalPointer());
if (item && MusicLibraryItem::Type_Root!=item->itemType()) {
while(item->parentItem()) {
item=item->parentItem();
}
}
if (item && MusicLibraryItem::Type_Root==item->itemType()) {
OnlineService *srv=static_cast<OnlineService *>(item);
if (activeSrv) {
return 0;
}
activeSrv=srv;
}
}
return activeSrv;
}
QStringList OnlineServicesPage::selectedFiles() const
{
QModelIndexList selected = view->selectedIndexes();
if (0==selected.size()) {
return QStringList();
}
qSort(selected);
QModelIndexList mapped;
foreach (const QModelIndex &idx, selected) {
mapped.append(proxy.mapToSource(idx));
}
return OnlineServicesModel::self()->filenames(mapped);
}
QList<Song> OnlineServicesPage::selectedSongs() const
{
QModelIndexList selected = view->selectedIndexes();
if (0==selected.size()) {
return QList<Song>();
}
qSort(selected);
QString name;
QModelIndexList mapped;
foreach (const QModelIndex &idx, selected) {
QModelIndex index = proxy.mapToSource(idx);
mapped.append(index);
MusicLibraryItem *item=static_cast<MusicLibraryItem *>(index.internalPointer());
if (item && MusicLibraryItem::Type_Root!=item->itemType()) {
while(item->parentItem()) {
item=item->parentItem();
}
}
}
return OnlineServicesModel::self()->songs(mapped);
}
void OnlineServicesPage::addSelectionToPlaylist(const QString &name, bool replace, quint8 priorty)
{
QStringList files=selectedFiles();
if (!files.isEmpty()) {
if (name.isEmpty()) {
emit add(files, replace, priorty);
} else {
emit addSongsToPlaylist(name, files);
}
view->clearSelection();
}
}
void OnlineServicesPage::refresh()
{
view->setLevel(0);
OnlineServicesModel::self()->clearImages();
}
void OnlineServicesPage::itemDoubleClicked(const QModelIndex &)
{
const QModelIndexList selected = view->selectedIndexes();
if (1!=selected.size()) {
return; //doubleclick should only have one selected item
}
MusicLibraryItem *item = static_cast<MusicLibraryItem *>(proxy.mapToSource(selected.at(0)).internalPointer());
if (MusicLibraryItem::Type_Song==item->itemType()) {
addSelectionToPlaylist();
}
}
void OnlineServicesPage::controlSearch(bool on)
{
// Can onyl search when we are at top level...
if (on && !searchable) {
view->setSearchVisible(false);
return;
}
QString prevSearchService=searchService;
searchService=QString();
const QModelIndexList selected = view->selectedIndexes();
if (1==selected.count()) {
MusicLibraryItem *item = static_cast<MusicLibraryItem *>(proxy.mapToSource(selected.at(0)).internalPointer());
if (MusicLibraryItem::Type_Root==item->itemType()) {
OnlineService *srv=static_cast<OnlineService *>(item);
if (srv->isSearchBased()) {
onlineSearchRequest=true;
searchService=srv->id();
} else if (srv->isLoaded()) {
onlineSearchRequest=false;
searchService=srv->id();
}
}
}
if (searchService.isEmpty() && !selected.isEmpty()) {
// Get service of first selected item...
foreach (const QModelIndex &idx, selected) {
const MusicLibraryItem *item = static_cast<const MusicLibraryItem *>(proxy.mapToSource(idx).internalPointer());
while (item->parentItem()) {
item=item->parentItem();
}
const OnlineService *srv=static_cast<const OnlineService *>(item);
if (srv->isSearchBased()) {
onlineSearchRequest=true;
searchService=srv->id();
break;
} else if (srv->isLoaded()) {
onlineSearchRequest=false;
searchService=srv->id();
break;
}
}
}
if (on && searchService.isEmpty()) {
// No items? Or no searchable service - so default to soundcloud...
onlineSearchRequest=true;
searchService=SoundCloudService::constName;
}
// Handle the case where search was visible, and user selected other search.
// In this case we recieve on=false (which is for the previous), so we fake this
// into an on=true for the new service...
if (!on && !prevSearchService.isEmpty() && searchService!=prevSearchService) {
on=true;
view->focusSearch();
}
if (on) {
genreCombo->setEnabled(true);
OnlineService *srv=OnlineServicesModel::self()->service(searchService);
if (searchService.isEmpty()) {
view->setSearchVisible(false);
view->setBackgroundImage(QIcon());
} else {
if (onlineSearchRequest) {
genreCombo->setCurrentIndex(0);
genreCombo->setEnabled(false);
}
view->setSearchLabelText(i18nc("Search ServiceName:", "Search %1:", searchService));
view->setBackgroundImage(srv->icon());
}
QModelIndex filterIndex=srv ? OnlineServicesModel::self()->serviceIndex(srv) : QModelIndex();
proxy.setFilterItem(srv);
if (filterIndex.isValid()) {
view->showIndex(proxy.mapFromSource(filterIndex), true);
}
} else {
OnlineService *srv=OnlineServicesModel::self()->service(prevSearchService);
if (srv) {
srv->cancelSearch();
}
genreCombo->setEnabled(true);
searchService=QString();
proxy.setFilterItem(0);
proxy.update(QString(), QString());
view->setBackgroundImage(QIcon());
}
}
void OnlineServicesPage::searchItems()
{
QString text=view->searchText().trimmed();
if (onlineSearchRequest) {
if (view->isSearchActive()) {
OnlineServicesModel::self()->setSearch(searchService, text);
}
} else {
proxy.update(text, genreCombo->currentIndex()<=0 ? QString() : genreCombo->currentText());
if (proxy.enabled() && !text.isEmpty()) {
view->expandAll(proxy.filterItem()
? proxy.mapFromSource(OnlineServicesModel::self()->serviceIndex(static_cast<const OnlineService *>(proxy.filterItem())))
: QModelIndex());
}
}
}
void OnlineServicesPage::controlActions()
{
QModelIndexList selected=view->selectedIndexes();
bool srvSelected=false;
bool canDownload=false;
bool canConfigure=false;
bool canRefresh=false;
QSet<QString> services;
foreach (const QModelIndex &idx, selected) {
MusicLibraryItem *item=static_cast<MusicLibraryItem *>(proxy.mapToSource(idx).internalPointer());
if (item) {
if (MusicLibraryItem::Type_Root==item->itemType()) {
srvSelected=true;
services.insert(item->data());
canConfigure=static_cast<OnlineService *>(item)->canConfigure();
canRefresh=static_cast<OnlineService *>(item)->canLoad();
} else {
while (item->parentItem()) {
item=item->parentItem();
}
if (item && MusicLibraryItem::Type_Root==item->itemType()) {
services.insert(item->data());
if (static_cast<OnlineService *>(item)->canDownload()) {
canDownload=true;
}
}
}
if (srvSelected && canDownload && services.count()>1) {
break;
}
}
}
OnlineServicesModel::self()->configureAct()->setEnabled(canConfigure && 1==selected.count());
OnlineServicesModel::self()->refreshAct()->setEnabled(canRefresh && 1==selected.count());
downloadAction->setEnabled(!srvSelected && canDownload && !selected.isEmpty() && 1==services.count());
StdActions::self()->addToPlayQueueAction->setEnabled(!srvSelected && !selected.isEmpty());
StdActions::self()->addWithPriorityAction->setEnabled(!srvSelected && !selected.isEmpty());
StdActions::self()->replacePlayQueueAction->setEnabled(!srvSelected && !selected.isEmpty());
StdActions::self()->addToStoredPlaylistAction->setEnabled(!srvSelected && !selected.isEmpty());
menuButton->controlState();
}
void OnlineServicesPage::configureService()
{
const QModelIndexList selected = view->selectedIndexes();
if (1!=selected.size()) {
return;
}
MusicLibraryItem *item=static_cast<MusicLibraryItem *>(proxy.mapToSource(selected.first()).internalPointer());
if (MusicLibraryItem::Type_Root==item->itemType()) {
static_cast<OnlineService *>(item)->configure(this);
}
}
void OnlineServicesPage::refreshService()
{
const QModelIndexList selected = view->selectedIndexes();
if (1!=selected.size()) {
return;
}
MusicLibraryItem *item=static_cast<MusicLibraryItem *>(proxy.mapToSource(selected.first()).internalPointer());
if (MusicLibraryItem::Type_Root==item->itemType()) {
OnlineService *srv=static_cast<OnlineService *>(item);
if (srv->isLoaded() && srv->childCount()>0 &&
MessageBox::No==MessageBox::questionYesNo(this, i18n("Re-download music listing for %1?", srv->id()), i18n("Re-download"),
GuiItem(i18n("Re-download")), StdGuiItem::cancel())) {
return;
}
if (srv) {
srv->reload(0==srv->childCount());
}
}
}
void OnlineServicesPage::updateGenres(const QModelIndex &idx)
{
if (idx.isValid()) {
QModelIndex m=proxy.mapToSource(idx);
if (m.isValid()) {
MusicLibraryItem *item=static_cast<MusicLibraryItem *>(m.internalPointer());
MusicLibraryItem::Type itemType=item->itemType();
if (itemType==MusicLibraryItem::Type_Root) {
genreCombo->update(static_cast<MusicLibraryItemRoot *>(item)->genres());
return;
} else if (itemType==MusicLibraryItem::Type_Artist) {
genreCombo->update(static_cast<MusicLibraryItemArtist *>(item)->genres());
return;
} else if (itemType==MusicLibraryItem::Type_Album) {
genreCombo->update(static_cast<MusicLibraryItemAlbum *>(item)->genres());
return;
}
}
}
genreCombo->update(OnlineServicesModel::self()->genres());
}
void OnlineServicesPage::setSearchable(const QModelIndex &idx)
{
searchable=!idx.isValid();
if (!searchable && view->isSearchActive()) {
view->setSearchVisible(false);
}
}
void OnlineServicesPage::download()
{
QList<Song> songs=selectedSongs();
if (!songs.isEmpty()) {
QModelIndex idx = view->selectedIndexes().at(0);
MusicLibraryItem *item=static_cast<MusicLibraryItem *>(proxy.mapToSource(idx).internalPointer());
while (item && item->parentItem()) {
item=item->parentItem();
}
if (item) {
emit addToDevice(OnlineServicesModel::constUdiPrefix+item->data(), QString(), songs);
}
}
}
void OnlineServicesPage::updated(const QModelIndex &idx)
{
MusicLibraryItem *item=static_cast<MusicLibraryItem *>(idx.internalPointer());
if (MusicLibraryItem::Type_Root==item->itemType() && !static_cast<OnlineService *>(item)->isSearchBased()) {
proxy.sort();
}
view->setExpanded(proxy.mapFromSource(idx));
}