ff48cfa0c0
and backdrops in MPD folder, just save in cache dir. Move cover setting into interface settings - in a new 'Covers' tab.
947 lines
29 KiB
C++
947 lines
29 KiB
C++
/*
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* Cantata
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*
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* Copyright (c) 2011-2018 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 "contextwidget.h"
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#include "artistview.h"
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#include "albumview.h"
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#include "songview.h"
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#include "onlineview.h"
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#include "mpd-interface/song.h"
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#include "support/utils.h"
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#include "gui/covers.h"
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#include "network/networkaccessmanager.h"
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#include "gui/settings.h"
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#include "wikipediaengine.h"
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#include "support/gtkstyle.h"
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#include "widgets/playqueueview.h"
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#include "widgets/treeview.h"
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#include "widgets/thinsplitterhandle.h"
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#ifdef Q_OS_MAC
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#include "support/osxstyle.h"
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#endif
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#include <QHBoxLayout>
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#include <QGridLayout>
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#include <QSpacerItem>
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#include <QStylePainter>
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#include <QUrlQuery>
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#include <QJsonDocument>
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#include <QXmlStreamReader>
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#include <QFile>
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#include <QWheelEvent>
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#include <QApplication>
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#include <QStackedWidget>
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#include <QAction>
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#include <QPair>
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#include <QImage>
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#include <QToolButton>
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#include <QButtonGroup>
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#include <QWheelEvent>
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#include <qglobal.h>
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// Exported by QtGui
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void qt_blurImage(QPainter *p, QImage &blurImage, qreal radius, bool quality, bool alphaOnly, int transposed = 0);
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#include <QDebug>
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static bool debugEnabled=false;
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#define DBUG if (debugEnabled) qWarning() << metaObject()->className() << __FUNCTION__
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void ContextWidget::enableDebug()
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{
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debugEnabled=true;
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}
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const QLatin1String ContextWidget::constBackdropFileName("backdrop");
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//const QLatin1String ContextWidget::constHtbApiKey(0); // API key required
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const QLatin1String ContextWidget::constFanArtApiKey("ee86404cb429fa27ac32a1a3c117b006");
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const QLatin1String ContextWidget::constCacheDir("backdrops/");
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static QString cacheFileName(const QString &artist, bool createDir)
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{
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return Utils::cacheDir(ContextWidget::constCacheDir, createDir)+Covers::encodeName(artist)+".jpg";
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}
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class ViewSelectorButton : public QToolButton
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{
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public:
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ViewSelectorButton(QWidget *p) : QToolButton(p) { }
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void paintEvent(QPaintEvent *ev) override
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{
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Q_UNUSED(ev)
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QPainter painter(this);
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QString txt=text();
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bool mo=underMouse();
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txt.replace("&", "");
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QFont f(font());
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if (isChecked()) {
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f.setBold(true);
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}
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QFontMetrics fm(f);
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if (fm.width(txt)>rect().width()) {
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txt=fm.elidedText(txt, isRightToLeft() ? Qt::ElideLeft : Qt::ElideRight, rect().width());
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}
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painter.setFont(f);
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if (isChecked() || mo) {
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int lh=Utils::isHighDpi() ? 5 : 3;
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#ifdef Q_OS_MAC
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QColor col=OSXStyle::self()->viewPalette().highlight().color();
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#else
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QColor col=palette().color(QPalette::Highlight);
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#endif
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if (mo) {
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col.setAlphaF(isChecked() ? 0.75 : 0.5);
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}
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QRect r=rect();
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painter.fillRect(r.x(), r.y()+r.height()-(lh+1), r.width(), lh, col);
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}
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painter.setPen(palette().color(QPalette::Text));
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painter.drawText(rect(), Qt::AlignCenter, txt);
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}
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};
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static const char *constDataProp="view-data";
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ViewSelector::ViewSelector(QWidget *p)
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: QWidget(p)
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{
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group=new QButtonGroup(this);
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}
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void ViewSelector::addItem(const QString &label, const QVariant &data)
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{
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QHBoxLayout *l;
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if (buttons.isEmpty()) {
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l = new QHBoxLayout(this);
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l->setMargin(0);
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l->setSpacing(0);
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} else {
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l=static_cast<QHBoxLayout *>(layout());
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}
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QToolButton *button=new ViewSelectorButton(this);
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button->setSizePolicy(QSizePolicy::Minimum, QSizePolicy::Minimum);
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button->setAutoRaise(true);
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button->setText(label);
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button->setCheckable(true);
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button->setProperty(constDataProp, data);
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connect(button, SIGNAL(toggled(bool)), this, SLOT(buttonActivated()));
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buttons.append(button);
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group->addButton(button);
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l->addWidget(button);
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}
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void ViewSelector::buttonActivated()
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{
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QToolButton *button=qobject_cast<QToolButton *>(sender());
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if (button && button->isChecked()) {
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emit activated(buttons.indexOf(button));
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}
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}
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QVariant ViewSelector::itemData(int index) const
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{
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return index>=0 && index<buttons.count() ? buttons.at(index)->property(constDataProp) : QVariant();
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}
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int ViewSelector::currentIndex() const
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{
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for (int i=0; i<buttons.count(); ++i) {
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if (buttons.at(i)->isChecked()) {
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return i;
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}
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}
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return -1;
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}
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void ViewSelector::setCurrentIndex(int index)
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{
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QFont f(font());
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for (int i=0; i<buttons.count(); ++i) {
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QToolButton *btn=buttons.at(i);
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bool wasChecked=btn->isChecked();
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btn->setChecked(i==index);
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if (i==index) {
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emit activated(i);
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} else if (wasChecked) {
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btn->setFont(f);
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}
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}
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}
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void ViewSelector::wheelEvent(QWheelEvent *ev)
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{
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int numDegrees = ev->delta() / 8;
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int numSteps = numDegrees / 15;
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if (numSteps > 0) {
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for (int i = 0; i < numSteps; ++i) {
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int index=currentIndex();
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setCurrentIndex(index==count()-1 ? 0 : index+1);
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}
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} else {
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for (int i = 0; i > numSteps; --i) {
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int index=currentIndex();
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setCurrentIndex(index==0 ? count()-1 : index-1);
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}
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}
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}
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void ViewSelector::paintEvent(QPaintEvent *ev)
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{
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Q_UNUSED(ev)
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}
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ThinSplitter::ThinSplitter(QWidget *parent)
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: QSplitter(parent)
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{
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setChildrenCollapsible(true);
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setOrientation(Qt::Horizontal);
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resetAct=new QAction(tr("Reset Spacing"), this);
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connect(resetAct, SIGNAL(triggered()), this, SLOT(reset()));
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setHandleWidth(0);
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}
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QSplitterHandle * ThinSplitter::createHandle()
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{
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ThinSplitterHandle *handle=new ThinSplitterHandle(orientation(), this);
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handle->addAction(resetAct);
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handle->setContextMenuPolicy(Qt::ActionsContextMenu);
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handle->setHighlightUnderMouse();
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return handle;
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}
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void ThinSplitter::reset()
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{
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int totalSize=0;
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for (int s: sizes()) {
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totalSize+=s;
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}
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QList<int> newSizes;
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int size=totalSize/count();
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for (int i=0; i<count()-1; ++i) {
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newSizes.append(size);
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}
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newSizes.append(totalSize-(size*newSizes.count()));
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setSizes(newSizes);
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}
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ContextWidget::ContextWidget(QWidget *parent)
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: QWidget(parent)
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, shown(false)
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, job(nullptr)
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, alwaysCollapsed(false)
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, backdropType(PlayQueueView::BI_Cover)
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, darkBackground(false)
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, fadeValue(1.0)
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, isWide(false)
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, stack(nullptr)
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, onlineContext(nullptr)
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, splitter(nullptr)
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, viewSelector(nullptr)
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{
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QHBoxLayout *layout=new QHBoxLayout(this);
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mainStack=new QStackedWidget(this);
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standardContext=new QWidget(mainStack);
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mainStack->addWidget(standardContext);
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layout->setMargin(0);
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layout->addWidget(mainStack);
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animator.setPropertyName("fade");
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animator.setTargetObject(this);
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appLinkColor=QApplication::palette().color(QPalette::Link);
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artist = new ArtistView(standardContext);
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album = new AlbumView(standardContext);
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song = new SongView(standardContext);
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minWidth=album->picSize().width()*2.5;
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artist->addEventFilter(this);
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album->addEventFilter(this);
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song->addEventFilter(this);
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connect(artist, SIGNAL(findArtist(QString)), this, SIGNAL(findArtist(QString)));
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connect(artist, SIGNAL(findAlbum(QString,QString)), this, SIGNAL(findAlbum(QString,QString)));
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connect(album, SIGNAL(playSong(QString)), this, SIGNAL(playSong(QString)));
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readConfig();
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setZoom();
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setWide(true);
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}
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void ContextWidget::setZoom()
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{
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int zoom=Settings::self()->contextZoom();
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if (zoom) {
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artist->setZoom(zoom);
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album->setZoom(zoom);
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song->setZoom(zoom);
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}
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}
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void ContextWidget::setWide(bool w)
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{
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if (w==isWide) {
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return;
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}
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isWide=w;
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if (w) {
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if (standardContext->layout()) {
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delete standardContext->layout();
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}
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QHBoxLayout *l=new QHBoxLayout(standardContext);
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standardContext->setLayout(l);
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int m=l->margin()/2;
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l->setMargin(0);
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if (stack) {
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stack->setVisible(false);
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viewSelector->setVisible(false);
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stack->removeWidget(artist);
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stack->removeWidget(album);
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stack->removeWidget(song);
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artist->setVisible(true);
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album->setVisible(true);
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song->setVisible(true);
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}
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l->addItem(new QSpacerItem(m, m, QSizePolicy::Fixed, QSizePolicy::Fixed));
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QByteArray state;
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bool resetSplitter=splitter;
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if (!splitter) {
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splitter=new ThinSplitter(standardContext);
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state=Settings::self()->contextSplitterState();
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}
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l->addWidget(splitter);
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artist->setParent(splitter);
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album->setParent(splitter);
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song->setParent(splitter);
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splitter->addWidget(artist);
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splitter->addWidget(album);
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splitter->setVisible(true);
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splitter->addWidget(song);
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if (resetSplitter) {
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splitter->reset();
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} else if (!state.isEmpty()) {
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splitter->restoreState(state);
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}
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} else {
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if (standardContext->layout()) {
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delete standardContext->layout();
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}
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QGridLayout *l=new QGridLayout(standardContext);
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standardContext->setLayout(l);
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int m=l->margin()/2;
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l->setMargin(0);
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l->setSpacing(0);
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if (!stack) {
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stack=new QStackedWidget(standardContext);
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}
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if (!viewSelector) {
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viewSelector=new ViewSelector(standardContext);
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viewSelector->addItem(tr("&Artist"), "artist");
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viewSelector->addItem(tr("Al&bum"), "album");
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viewSelector->addItem(tr("&Track"), "song");
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viewSelector->setPalette(palette());
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connect(viewSelector, SIGNAL(activated(int)), stack, SLOT(setCurrentIndex(int)));
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}
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if (splitter) {
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splitter->setVisible(false);
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}
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stack->setVisible(true);
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viewSelector->setVisible(true);
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artist->setParent(stack);
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album->setParent(stack);
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song->setParent(stack);
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stack->addWidget(artist);
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stack->addWidget(album);
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stack->addWidget(song);
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l->addItem(new QSpacerItem(m, m, QSizePolicy::Fixed, QSizePolicy::Fixed), 0, 0, 1, 1);
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l->addWidget(stack, 0, 1, 1, 1);
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l->addWidget(viewSelector, 1, 0, 1, 2);
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QString lastSaved=Settings::self()->contextSlimPage();
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if (!lastSaved.isEmpty()) {
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for (int i=0; i<viewSelector->count(); ++i) {
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if (viewSelector->itemData(i).toString()==lastSaved) {
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viewSelector->setCurrentIndex(i);
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stack->setCurrentIndex(i);
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break;
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}
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}
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}
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}
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}
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void ContextWidget::resizeEvent(QResizeEvent *e)
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{
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if (isVisible()) {
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setWide(width()>minWidth && !alwaysCollapsed);
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}
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resizeBackdrop();
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QWidget::resizeEvent(e);
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}
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void ContextWidget::readConfig()
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{
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int origOpacity=backdropOpacity;
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int origBlur=backdropBlur;
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QString origCustomBackdropFile=customBackdropFile;
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int origType=backdropType;
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backdropType=Settings::self()->contextBackdrop();
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backdropOpacity=Settings::self()->contextBackdropOpacity();
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backdropBlur=Settings::self()->contextBackdropBlur();
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customBackdropFile=Settings::self()->contextBackdropFile();
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switch (backdropType) {
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case PlayQueueView::BI_None:
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if (origType!=backdropType && isVisible() && !currentArtist.isEmpty()) {
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updateBackdrop(true);
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QWidget::update();
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}
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break;
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case PlayQueueView::BI_Cover:
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if (origType!=backdropType || backdropOpacity!=origOpacity || backdropBlur!=origBlur) {
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if (isVisible() && !currentArtist.isEmpty()) {
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updateBackdrop(true);
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QWidget::update();
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}
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}
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break;
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case PlayQueueView::BI_Custom:
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if (origType!=backdropType || backdropOpacity!=origOpacity || backdropBlur!=origBlur || origCustomBackdropFile!=customBackdropFile) {
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updateImage(customBackdropFile.isEmpty() ? QImage() : QImage(customBackdropFile));
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}
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break;
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}
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useDarkBackground(Settings::self()->contextDarkBackground());
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WikipediaEngine::setIntroOnly(Settings::self()->wikipediaIntroOnly());
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bool wasCollpased=stack && stack->isVisible();
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alwaysCollapsed=Settings::self()->contextAlwaysCollapsed();
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if (alwaysCollapsed && !wasCollpased) {
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setWide(false);
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}
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}
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void ContextWidget::saveConfig()
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{
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Settings::self()->saveContextZoom(artist->getZoom());
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if (viewSelector) {
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Settings::self()->saveContextSlimPage(viewSelector->itemData(viewSelector->currentIndex()).toString());
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}
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if (splitter) {
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Settings::self()->saveContextSplitterState(splitter->saveState());
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}
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song->saveConfig();
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}
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void ContextWidget::useDarkBackground(bool u)
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{
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if (u!=darkBackground) {
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darkBackground = u;
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updatePalette();
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}
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}
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void ContextWidget::updatePalette()
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{
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QPalette pal=darkBackground ? palette() : parentWidget()->palette();
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QColor prevLinkColor;
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QColor linkCol;
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if (darkBackground) {
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QColor dark(32, 32, 32);
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QColor light(240, 240, 240);
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QColor linkVisited(164, 164, 164);
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pal.setColor(QPalette::Window, dark);
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pal.setColor(QPalette::Base, dark);
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// Dont globally change window/button text - because this can mess up scrollbar buttons
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// with some styles (e.g. plastique)
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// pal.setColor(QPalette::WindowText, light);
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// pal.setColor(QPalette::ButtonText, light);
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pal.setColor(QPalette::Text, light);
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pal.setColor(QPalette::Link, light);
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pal.setColor(QPalette::LinkVisited, linkVisited);
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prevLinkColor=appLinkColor;
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linkCol=pal.color(QPalette::Link);
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} else {
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linkCol=appLinkColor;
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prevLinkColor=QColor(240, 240, 240);
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pal.setColor(QPalette::Base, pal.color(QPalette::Window));
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}
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setPalette(pal);
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artist->setPal(pal, linkCol, prevLinkColor);
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album->setPal(pal, linkCol, prevLinkColor);
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song->setPal(pal, linkCol, prevLinkColor);
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if (viewSelector) {
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viewSelector->setPalette(pal);
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}
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QWidget::update();
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}
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|
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void ContextWidget::showEvent(QShowEvent *e)
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{
|
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setWide(width()>minWidth && !alwaysCollapsed);
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if (backdropType) {
|
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updateBackdrop();
|
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}
|
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if (!shown) {
|
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// Some styles (e.g Adwaita-Qt) draw base colour for scrollbar background.
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// We need to fix this to use the window background. Therefore, the first
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// time we are shown set the palette.
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updatePalette();
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shown = true;
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}
|
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QWidget::showEvent(e);
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}
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|
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void ContextWidget::paintEvent(QPaintEvent *e)
|
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{
|
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QPainter p(this);
|
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QRect r(rect());
|
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if (darkBackground) {
|
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p.fillRect(r, palette().background().color());
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}
|
|
if (backdropType) {
|
|
if (!oldBackdrop.isNull()) {
|
|
if (!qFuzzyCompare(fadeValue, qreal(0.0))) {
|
|
p.setOpacity(1.0-fadeValue);
|
|
}
|
|
if (oldBackdrop.height()<height()) {
|
|
p.drawPixmap(0, (height()-oldBackdrop.height())/2, oldBackdrop);
|
|
} else {
|
|
p.fillRect(r, QBrush(oldBackdrop));
|
|
}
|
|
}
|
|
if (!currentBackdrop.isNull()) {
|
|
p.setOpacity(fadeValue);
|
|
if (currentBackdrop.height()<height()) {
|
|
p.drawPixmap(0, (height()-currentBackdrop.height())/2, currentBackdrop);
|
|
} else {
|
|
p.fillRect(r, QBrush(currentBackdrop));
|
|
}
|
|
}
|
|
}
|
|
if (!darkBackground) {
|
|
QWidget::paintEvent(e);
|
|
}
|
|
}
|
|
|
|
void ContextWidget::setFade(float value)
|
|
{
|
|
if (fadeValue!=value) {
|
|
fadeValue = value;
|
|
if (qFuzzyCompare(fadeValue, qreal(1.0))) {
|
|
oldBackdrop=QPixmap();
|
|
}
|
|
QWidget::update();
|
|
}
|
|
}
|
|
|
|
void ContextWidget::updateImage(QImage img)
|
|
{
|
|
DBUG << img.isNull() << currentBackdrop.isNull();
|
|
oldBackdrop=currentBackdrop;
|
|
currentBackdrop=QPixmap();
|
|
animator.stop();
|
|
if (img.isNull() && oldBackdrop.isNull()) {
|
|
return;
|
|
}
|
|
if (img.isNull()) {
|
|
currentImage=img;
|
|
} else {
|
|
if (backdropOpacity<100) {
|
|
img=TreeView::setOpacity(img, (backdropOpacity*1.0)/100.0);
|
|
}
|
|
if (backdropBlur>0) {
|
|
QImage blurred(img.size(), QImage::Format_ARGB32_Premultiplied);
|
|
blurred.fill(Qt::transparent);
|
|
QPainter painter(&blurred);
|
|
qt_blurImage(&painter, img, backdropBlur, true, false);
|
|
painter.end();
|
|
img = blurred;
|
|
}
|
|
currentImage=img;
|
|
}
|
|
resizeBackdrop();
|
|
|
|
animator.stop();
|
|
if (PlayQueueView::BI_Custom==backdropType || !isVisible()) {
|
|
setFade(1.0);
|
|
} else {
|
|
fadeValue=0.0;
|
|
animator.setDuration(250);
|
|
animator.setEndValue(1.0);
|
|
animator.start();
|
|
}
|
|
QWidget::update();
|
|
}
|
|
|
|
void ContextWidget::search()
|
|
{
|
|
if (song->isVisible()) {
|
|
song->search();
|
|
}
|
|
}
|
|
|
|
void ContextWidget::update(const Song &s)
|
|
{
|
|
Song sng=s;
|
|
if (sng.isVariousArtists()) {
|
|
sng.revertVariousArtists();
|
|
}
|
|
|
|
if (sng.isStandardStream() && sng.artist.isEmpty() && sng.albumartist.isEmpty() && sng.album.isEmpty()) {
|
|
int pos=sng.title.indexOf(QLatin1String(" - "));
|
|
if (pos>3) {
|
|
sng.artist=sng.title.left(pos);
|
|
sng.title=sng.title.mid(pos+3);
|
|
}
|
|
}
|
|
|
|
if (s.albumArtist()!=currentSong.albumArtist()) {
|
|
cancel();
|
|
}
|
|
|
|
if (Song::OnlineSvrTrack==sng.type) {
|
|
if (!onlineContext) {
|
|
QWidget *onlinePage=new QWidget(mainStack);
|
|
QHBoxLayout *onlineLayout=new QHBoxLayout(onlinePage);
|
|
int m=onlineLayout->margin()/2;
|
|
onlineLayout->setMargin(0);
|
|
onlineLayout->addItem(new QSpacerItem(m, m, QSizePolicy::Fixed, QSizePolicy::Fixed));
|
|
onlineContext=new OnlineView(onlinePage);
|
|
onlineLayout->addWidget(onlineContext);
|
|
mainStack->addWidget(onlinePage);
|
|
}
|
|
onlineContext->update(sng);
|
|
mainStack->setCurrentIndex(1);
|
|
updateArtist=QString();
|
|
if (isVisible() && PlayQueueView::BI_Cover==backdropType) {
|
|
updateBackdrop();
|
|
}
|
|
return;
|
|
}
|
|
mainStack->setCurrentIndex(0);
|
|
artist->update(sng);
|
|
album->update(sng);
|
|
song->update(sng);
|
|
currentSong=s;
|
|
|
|
updateArtist=Covers::fixArtist(sng.basicArtist());
|
|
if (isVisible() && PlayQueueView::BI_Cover==backdropType) {
|
|
updateBackdrop();
|
|
}
|
|
}
|
|
|
|
bool ContextWidget::eventFilter(QObject *o, QEvent *e)
|
|
{
|
|
if (QEvent::Wheel==e->type()) {
|
|
QWheelEvent *we=static_cast<QWheelEvent *>(e);
|
|
if (Qt::ControlModifier==we->modifiers()) {
|
|
int numDegrees = static_cast<QWheelEvent *>(e)->delta() / 8;
|
|
int numSteps = numDegrees / 15;
|
|
artist->setZoom(numSteps);
|
|
album->setZoom(numSteps);
|
|
song->setZoom(numSteps);
|
|
return true;
|
|
}
|
|
}
|
|
return QObject::eventFilter(o, e);
|
|
}
|
|
|
|
void ContextWidget::cancel()
|
|
{
|
|
if (job) {
|
|
job->cancelAndDelete();
|
|
job=nullptr;
|
|
}
|
|
}
|
|
|
|
void ContextWidget::updateBackdrop(bool force)
|
|
{
|
|
DBUG << updateArtist << currentArtist << currentSong.file << force;
|
|
if (!force && updateArtist==currentArtist) {
|
|
return;
|
|
}
|
|
currentArtist=updateArtist;
|
|
if (currentArtist.isEmpty()) {
|
|
updateImage(QImage());
|
|
QWidget::update();
|
|
return;
|
|
}
|
|
|
|
QString encoded=Covers::encodeName(currentArtist);
|
|
QStringList names=QStringList() << encoded+"-"+constBackdropFileName+".jpg" << encoded+"-"+constBackdropFileName+".png"
|
|
<< constBackdropFileName+".jpg" << constBackdropFileName+".png";
|
|
|
|
if (!currentSong.isStream()) {
|
|
bool localNonMpd=currentSong.file.startsWith(Utils::constDirSep);
|
|
QString dirName=localNonMpd ? QString() : MPDConnection::self()->getDetails().dir;
|
|
if (localNonMpd || (!dirName.isEmpty() && !dirName.startsWith(QLatin1String("http:/")) && MPDConnection::self()->getDetails().dirReadable)) {
|
|
dirName+=Utils::getDir(currentSong.file);
|
|
|
|
for (int level=0; level<2; ++level) {
|
|
for (const QString &fileName: names) {
|
|
DBUG << "Checking file(1)" << QString(dirName+fileName);
|
|
if (QFile::exists(dirName+fileName)) {
|
|
QImage img(dirName+fileName);
|
|
|
|
if (!img.isNull()) {
|
|
DBUG << "Got backdrop from" << QString(dirName+fileName);
|
|
updateImage(img);
|
|
QWidget::update();
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
QDir d(dirName);
|
|
d.cdUp();
|
|
dirName=Utils::fixPath(d.absolutePath());
|
|
}
|
|
}
|
|
}
|
|
|
|
// For various artists tracks, or for non-MPD files, see if we have a matching backdrop in MPD.
|
|
// e.g. artist=Wibble, look for $mpdDir/Wibble/backdrop.png
|
|
if (currentSong.isVariousArtists() || currentSong.isNonMPD()) {
|
|
QString dirName=MPDConnection::self()->getDetails().dirReadable ? MPDConnection::self()->getDetails().dir : QString();
|
|
if (!dirName.isEmpty() && !dirName.startsWith(QLatin1String("http:/"))) {
|
|
dirName+=currentArtist+Utils::constDirSep;
|
|
for (const QString &fileName: names) {
|
|
DBUG << "Checking file(2)" << QString(dirName+fileName);
|
|
if (QFile::exists(dirName+fileName)) {
|
|
QImage img(dirName+fileName);
|
|
|
|
if (!img.isNull()) {
|
|
DBUG << "Got backdrop from" << QString(dirName+fileName);
|
|
updateImage(img);
|
|
QWidget::update();
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
QString cacheName=cacheFileName(currentArtist, false);
|
|
QImage img(cacheName);
|
|
if (img.isNull()) {
|
|
getBackdrop();
|
|
} else {
|
|
DBUG << "Use cache file:" << cacheName;
|
|
updateImage(img);
|
|
QWidget::update();
|
|
}
|
|
}
|
|
|
|
static QString fixArtist(const QString &artist)
|
|
{
|
|
QString fixed(artist.trimmed());
|
|
fixed.remove(QChar('?'));
|
|
return fixed;
|
|
}
|
|
|
|
void ContextWidget::getBackdrop()
|
|
{
|
|
cancel();
|
|
getFanArtBackdrop();
|
|
}
|
|
|
|
void ContextWidget::getFanArtBackdrop()
|
|
{
|
|
// First we need to query musicbrainz to get id
|
|
getMusicbrainzId(fixArtist(currentArtist));
|
|
}
|
|
|
|
static const char * constArtistProp="artist-name";
|
|
void ContextWidget::getMusicbrainzId(const QString &artist)
|
|
{
|
|
QUrl url("http://www.musicbrainz.org/ws/2/artist/");
|
|
QUrlQuery query;
|
|
|
|
query.addQueryItem("query", "artist:"+artist);
|
|
url.setQuery(query);
|
|
|
|
job = NetworkAccessManager::self()->get(url);
|
|
DBUG << url.toString();
|
|
job->setProperty(constArtistProp, artist);
|
|
connect(job, SIGNAL(finished()), this, SLOT(musicbrainzResponse()));
|
|
}
|
|
|
|
void ContextWidget::musicbrainzResponse()
|
|
{
|
|
NetworkJob *reply = getReply(sender());
|
|
if (!reply) {
|
|
return;
|
|
}
|
|
|
|
DBUG << "status" << reply->error() << reply->errorString();
|
|
|
|
QString id;
|
|
QString currentId;
|
|
QString artist=reply->property(constArtistProp).toString();
|
|
|
|
if (reply->ok()) {
|
|
bool inSection=false;
|
|
QXmlStreamReader doc(reply->actualJob());
|
|
|
|
while (!doc.atEnd()) {
|
|
doc.readNext();
|
|
|
|
if (doc.isStartElement()) {
|
|
if (!inSection && QLatin1String("artist-list")==doc.name()) {
|
|
inSection=true;
|
|
} else if (inSection && QLatin1String("artist")==doc.name()) {
|
|
// Store this artist ID as the current ID
|
|
currentId=doc.attributes().value("id").toString();
|
|
if (id.isEmpty()) {
|
|
// If we have no ID set, then use the first one - for now
|
|
id=currentId;
|
|
}
|
|
} else if (inSection && QLatin1String("name")==doc.name()) {
|
|
if (doc.readElementText()==artist) {
|
|
// Found an arist in the artist-list whose name matches what we are looking for, so use this.
|
|
id=currentId;
|
|
break;
|
|
}
|
|
}
|
|
} else if (doc.isEndDocument() && inSection && QLatin1String("artist-list")==doc.name()) {
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (id.isEmpty()) {
|
|
// MusicBrainz does not seem to like AC/DC, but AC DC works - so if we fail with an artist
|
|
// containing /, then try with space...
|
|
if (!artist.isEmpty() && artist.contains("/")) {
|
|
artist=artist.replace("/", " ");
|
|
getMusicbrainzId(artist);
|
|
} else {
|
|
updateImage(QImage());
|
|
}
|
|
} else {
|
|
QUrl url("http://webservice.fanart.tv/v3/music/"+id);
|
|
QUrlQuery query;
|
|
|
|
query.addQueryItem("api_key", constFanArtApiKey);
|
|
url.setQuery(query);
|
|
|
|
job=NetworkAccessManager::self()->get(url);
|
|
DBUG << url.toString();
|
|
connect(job, SIGNAL(finished()), this, SLOT(fanArtResponse()));
|
|
}
|
|
}
|
|
|
|
void ContextWidget::fanArtResponse()
|
|
{
|
|
NetworkJob *reply = getReply(sender());
|
|
if (!reply) {
|
|
return;
|
|
}
|
|
|
|
DBUG << "status" << reply->error() << reply->errorString();
|
|
QString url;
|
|
|
|
if (reply->ok()) {
|
|
QJsonParseError jsonParseError;
|
|
QVariantMap parsed=QJsonDocument::fromJson(reply->readAll(), &jsonParseError).toVariant().toMap();
|
|
bool ok=QJsonParseError::NoError==jsonParseError.error;
|
|
|
|
if (ok && !parsed.isEmpty()) {
|
|
QVariantList artistbackgrounds;
|
|
|
|
if (parsed.contains("artistbackground")) {
|
|
artistbackgrounds=parsed["artistbackground"].toList();
|
|
} else {
|
|
QVariantMap artist=parsed[parsed.keys().first()].toMap();
|
|
|
|
if (artist.contains("artistbackground")) {
|
|
artistbackgrounds=artist["artistbackground"].toList();
|
|
}
|
|
}
|
|
if (!artistbackgrounds.isEmpty()) {
|
|
QVariantMap artistbackground=artistbackgrounds.first().toMap();
|
|
if (artistbackground.contains("url")) {
|
|
url=artistbackground["url"].toString();
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if (url.isEmpty()) {
|
|
updateImage(QImage());
|
|
} else {
|
|
job=NetworkAccessManager::self()->get(QUrl(url));
|
|
DBUG << url;
|
|
connect(job, SIGNAL(finished()), this, SLOT(downloadResponse()));
|
|
}
|
|
}
|
|
|
|
void ContextWidget::downloadResponse()
|
|
{
|
|
NetworkJob *reply = getReply(sender());
|
|
if (!reply) {
|
|
return;
|
|
}
|
|
|
|
DBUG << "status" << reply->error() << reply->errorString();
|
|
|
|
QImage img;
|
|
QByteArray data;
|
|
|
|
if (reply->ok()) {
|
|
data=reply->readAll();
|
|
img=QImage::fromData(data);
|
|
}
|
|
|
|
if (!img.isNull()) {
|
|
QString cacheName=cacheFileName(currentArtist, true);
|
|
QFile f(cacheName);
|
|
if (f.open(QIODevice::WriteOnly)) {
|
|
DBUG << "Saved backdrop to (cache)" << cacheName << "for artist" << currentArtist << ", current song" << currentSong.file;
|
|
f.write(data);
|
|
f.close();
|
|
}
|
|
}
|
|
updateImage(img);
|
|
}
|
|
|
|
void ContextWidget::resizeBackdrop()
|
|
{
|
|
if (!currentImage.isNull() &&( currentBackdrop.isNull() || (!currentBackdrop.isNull() && currentBackdrop.width()!=width()))) {
|
|
QSize sz(width(), width()*currentImage.height()/currentImage.width());
|
|
currentBackdrop = QPixmap::fromImage(currentImage.scaled(sz, Qt::KeepAspectRatioByExpanding, Qt::SmoothTransformation));
|
|
}
|
|
}
|
|
|
|
NetworkJob * ContextWidget::getReply(QObject *obj)
|
|
{
|
|
NetworkJob *reply = qobject_cast<NetworkJob*>(obj);
|
|
if (!reply) {
|
|
return nullptr;
|
|
}
|
|
|
|
reply->deleteLater();
|
|
if (reply!=job) {
|
|
return nullptr;
|
|
}
|
|
job=nullptr;
|
|
return reply;
|
|
}
|