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Add and use Chapter class

This commit is contained in:
Bart De Vries 2022-12-08 20:47:16 +01:00
parent 6a6962e2d3
commit 6217dbcc86
10 changed files with 254 additions and 80 deletions
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1
src/CMakeLists.txt
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@ -11,6 +11,7 @@ set(SRCS_base
feed.cpp
author.cpp
enclosure.cpp
chapter.cpp
datamanager.cpp
audiomanager.cpp
error.cpp

117
src/chapter.cpp Normal file
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@ -0,0 +1,117 @@
/**
* SPDX-FileCopyrightText: 2022 Bart De Vries <bart@mogwai.be>
*
* SPDX-License-Identifier: GPL-2.0-only OR GPL-3.0-only OR LicenseRef-KDE-Accepted-GPL
*/
#include "chapter.h"
#include "fetcher.h"
Chapter::Chapter(Entry *entry, const QString &title, const QString &link, const QString &image, const int &start, QObject *parent)
: QObject(parent)
, m_entry(entry)
, m_title(title)
, m_link(link)
, m_image(image)
, m_start(start)
{
connect(&Fetcher::instance(), &Fetcher::downloadFinished, this, [this](QString url) {
if (url == m_image) {
Q_EMIT imageChanged(url);
Q_EMIT cachedImageChanged(cachedImage());
}
});
}
Chapter::~Chapter()
{
}
Entry *Chapter::entry() const
{
return m_entry;
}
QString Chapter::title() const
{
return m_title;
}
QString Chapter::link() const
{
return m_link;
}
QString Chapter::image() const
{
if (!m_image.isEmpty()) {
return m_image;
} else if (m_entry) {
// fall back to entry image
return m_entry->image();
} else {
return QStringLiteral("no-image");
}
}
QString Chapter::cachedImage() const
{
// First check for the feed image, fall back if needed
QString image = m_image;
if (image.isEmpty()) {
if (m_entry) {
return m_entry->cachedImage();
} else {
return QStringLiteral("no-image");
}
}
return Fetcher::instance().image(image);
}
int Chapter::start() const
{
return m_start;
}
void Chapter::setTitle(const QString &title, bool emitSignal)
{
if (m_title != title) {
m_title = title;
if (emitSignal) {
Q_EMIT titleChanged(m_title);
}
}
}
void Chapter::setLink(const QString &link, bool emitSignal)
{
if (m_link != link) {
m_link = link;
if (emitSignal) {
Q_EMIT linkChanged(m_link);
}
}
}
void Chapter::setImage(const QString &image, bool emitSignal)
{
if (m_image != image) {
m_image = image;
if (emitSignal) {
Q_EMIT imageChanged(m_image);
Q_EMIT cachedImageChanged(cachedImage());
}
}
}
void Chapter::setStart(const int &start, bool emitSignal)
{
if (m_start != start) {
m_start = start;
if (emitSignal) {
Q_EMIT startChanged(m_start);
}
}
}

55
src/chapter.h Normal file
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@ -0,0 +1,55 @@
/**
* SPDX-FileCopyrightText: 2022 Bart De Vries <bart@mogwai.be>
*
* SPDX-License-Identifier: GPL-2.0-only OR GPL-3.0-only OR LicenseRef-KDE-Accepted-GPL
*/
#pragma once
#include <QDebug>
#include <QObject>
#include <QString>
#include "entry.h"
class Chapter : public QObject
{
Q_OBJECT
Q_PROPERTY(Entry *entry READ entry CONSTANT)
Q_PROPERTY(QString title READ title NOTIFY titleChanged)
Q_PROPERTY(QString link READ link NOTIFY linkChanged)
Q_PROPERTY(QString image READ image NOTIFY imageChanged)
Q_PROPERTY(QString cachedImage READ cachedImage NOTIFY cachedImageChanged)
Q_PROPERTY(int start READ start NOTIFY startChanged)
public:
Chapter(Entry *entry, const QString &title, const QString &link, const QString &image, const int &start, QObject *parent = nullptr);
~Chapter();
Entry *entry() const;
QString title() const;
QString link() const;
QString image() const;
QString cachedImage() const;
int start() const;
void setTitle(const QString &title, bool emitSignal = true);
void setLink(const QString &link, bool emitSignal = true);
void setImage(const QString &image, bool emitSignal = true);
void setStart(const int &start, bool emitSignal = true);
Q_SIGNALS:
void titleChanged(const QString &title);
void linkChanged(const QString &link);
void imageChanged(const QString &url);
void cachedImageChanged(const QString &imagePath);
void startChanged(const int &start);
private:
Entry *m_entry = nullptr;
QString m_title;
QString m_link;
QString m_image;
int m_start;
};

4
src/fetcher.cpp
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@ -115,10 +115,6 @@ QString Fetcher::image(const QString &url)
return QLatin1String("no-image");
}
if (url.startsWith(QStringLiteral("/"))) {
return url;
}
// if image is already cached, then return the path
QString path = StorageManager::instance().imagePath(url);
if (QFileInfo::exists(path)) {

112
src/models/chaptermodel.cpp
View File

@ -29,11 +29,13 @@ ChapterModel::ChapterModel(QObject *parent)
if (!m_entry || m_entry != AudioManager::instance().entry() || m_chapters.isEmpty()) {
return;
}
if (m_chapters[m_currentChapter].start > AudioManager::instance().position() / 1000
|| (m_currentChapter < m_chapters.size() - 1 && m_chapters[m_currentChapter + 1].start < AudioManager::instance().position() / 1000)) {
if (m_chapters[m_currentChapter]
&& (m_chapters[m_currentChapter]->start() > AudioManager::instance().position() / 1000
|| (m_currentChapter < m_chapters.size() - 1 && m_chapters[m_currentChapter + 1]
&& m_chapters[m_currentChapter + 1]->start() < AudioManager::instance().position() / 1000))) {
for (int i = 0; i < m_chapters.size(); i++) {
if (m_chapters[i].start < AudioManager::instance().position() / 1000
&& (i == m_chapters.size() - 1 || m_chapters[i + 1].start > AudioManager::instance().position() / 1000)) {
if (m_chapters[i]->start() < AudioManager::instance().position() / 1000
&& (i == m_chapters.size() - 1 || m_chapters[i + 1]->start() > AudioManager::instance().position() / 1000)) {
m_currentChapter = i;
Q_EMIT currentChapterChanged();
}
@ -42,6 +44,11 @@ ChapterModel::ChapterModel(QObject *parent)
});
}
ChapterModel::~ChapterModel()
{
qDeleteAll(m_chapters.begin(), m_chapters.end());
}
QVariant ChapterModel::data(const QModelIndex &index, int role) const
{
if (!index.isValid()) {
@ -49,21 +56,26 @@ QVariant ChapterModel::data(const QModelIndex &index, int role) const
}
int row = index.row();
if (m_chapters.at(row)) {
switch (role) {
case Title:
return QVariant::fromValue(m_chapters.at(row).title);
case Link:
return QVariant::fromValue(m_chapters.at(row).link);
case Image:
return QVariant::fromValue(m_chapters.at(row).image);
case StartTime:
return QVariant::fromValue(m_chapters.at(row).start);
case FormattedStartTime:
return QVariant::fromValue(m_kformat.formatDuration(m_chapters.at(row).start * 1000));
case TitleRole:
return QVariant::fromValue(m_chapters.at(row)->title());
case LinkRole:
return QVariant::fromValue(m_chapters.at(row)->link());
case ImageRole:
return QVariant::fromValue(m_chapters.at(row)->image());
case StartTimeRole:
return QVariant::fromValue(m_chapters.at(row)->start());
case FormattedStartTimeRole:
return QVariant::fromValue(m_kformat.formatDuration(m_chapters.at(row)->start() * 1000));
case ChapterRole:
return QVariant::fromValue(m_chapters.at(row));
default:
return QVariant();
}
} else {
return QVariant();
}
}
int ChapterModel::rowCount(const QModelIndex &parent) const
@ -78,11 +90,12 @@ int ChapterModel::rowCount(const QModelIndex &parent) const
QHash<int, QByteArray> ChapterModel::roleNames() const
{
return {
{Title, "title"},
{Link, "link"},
{Image, "image"},
{StartTime, "start"},
{FormattedStartTime, "formattedStart"},
{TitleRole, "title"},
{LinkRole, "link"},
{ImageRole, "image"},
{StartTimeRole, "start"},
{FormattedStartTimeRole, "formattedStart"},
{ChapterRole, "chapter"},
};
}
@ -96,6 +109,8 @@ void ChapterModel::setEntry(Entry *entry)
if (entry) {
m_entry = entry;
} else {
qDeleteAll(m_chapters.begin(), m_chapters.end());
m_chapters.clear();
m_entry = nullptr;
}
load();
@ -105,11 +120,14 @@ void ChapterModel::setEntry(Entry *entry)
void ChapterModel::load()
{
beginResetModel();
qDeleteAll(m_chapters.begin(), m_chapters.end());
m_chapters = {};
m_currentChapter = 0;
if (m_entry) {
loadFromDatabase();
loadChaptersFromFile();
if (m_chapters.isEmpty()) {
loadFromDatabase();
}
}
endResetModel();
Q_EMIT currentChapterChanged();
@ -123,11 +141,12 @@ void ChapterModel::loadFromDatabase()
query.bindValue(QStringLiteral(":id"), m_entry->id());
Database::instance().execute(query);
while (query.next()) {
ChapterEntry chapter{};
chapter.title = query.value(QStringLiteral("title")).toString();
chapter.link = query.value(QStringLiteral("link")).toString();
chapter.image = query.value(QStringLiteral("image")).toString();
chapter.start = query.value(QStringLiteral("start")).toInt();
Chapter *chapter = new Chapter(m_entry,
query.value(QStringLiteral("title")).toString(),
query.value(QStringLiteral("link")).toString(),
query.value(QStringLiteral("image")).toString(),
query.value(QStringLiteral("start")).toInt(),
this);
m_chapters << chapter;
}
}
@ -141,10 +160,10 @@ void ChapterModel::loadMPEGChapters(TagLib::MPEG::File &f)
for (const auto &frame : f.ID3v2Tag()->frameListMap()["CHAP"]) {
auto chapterFrame = dynamic_cast<TagLib::ID3v2::ChapterFrame *>(frame);
ChapterEntry chapter{};
const auto &apicList = chapterFrame->embeddedFrameListMap()["APIC"];
auto hash = QString::fromLatin1(
QCryptographicHash::hash(QStringLiteral("%1,%2").arg(m_entry->id(), chapterFrame->startTime()).toLatin1(), QCryptographicHash::Md5).toHex());
QString image = QStringLiteral("%1,%2").arg(m_entry->id()).arg(chapterFrame->startTime());
// TODO: get hashed filename from a method in Fetcher
auto hash = QString::fromLatin1(QCryptographicHash::hash(image.toLatin1(), QCryptographicHash::Md5).toHex());
auto path = QStringLiteral("%1/images/%2").arg(StorageManager::instance().storagePath(), hash);
if (!apicList.isEmpty()) {
if (!QFileInfo(path).exists()) {
@ -154,24 +173,23 @@ void ChapterModel::loadMPEGChapters(TagLib::MPEG::File &f)
file.write(QByteArray(apic.data(), apic.size()));
file.close();
}
chapter.image = path;
} else {
chapter.image = QString();
image = QString();
}
chapter.title = QString::fromStdString(chapterFrame->embeddedFrameListMap()["TIT2"].front()->toString().to8Bit(true));
chapter.link = QString();
chapter.start = chapterFrame->startTime() / 1000;
QString title = QString::fromStdString(chapterFrame->embeddedFrameListMap()["TIT2"].front()->toString().to8Bit(true));
int start = chapterFrame->startTime() / 1000;
Chapter *chapter = new Chapter(m_entry, title, QString(), image, start, this);
auto originalChapter = std::find_if(m_chapters.begin(), m_chapters.end(), [chapter](auto it) {
return chapter.start == it.start;
return chapter->start() == it->start();
});
if (originalChapter != m_chapters.end()) {
originalChapter->image = chapter.image;
(*originalChapter)->image() = chapter->image();
} else {
m_chapters << chapter;
}
}
std::sort(m_chapters.begin(), m_chapters.end(), [](const ChapterEntry &a, const ChapterEntry &b) {
return a.start < b.start;
std::sort(m_chapters.begin(), m_chapters.end(), [](const Chapter *a, const Chapter *b) {
return a->start() < b->start();
});
}
@ -187,21 +205,13 @@ void ChapterModel::loadChaptersFromFile()
} // TODO else...
}
int ChapterModel::currentChapter() const
Chapter *ChapterModel::currentChapter() const
{
for (int i = 0; i < m_chapters.size(); i++) {
if (m_chapters[i].start < AudioManager::instance().position() / 1000
&& (i == m_chapters.size() - 1 || m_chapters[i + 1].start > AudioManager::instance().position() / 1000)) {
return i;
if (m_chapters[i] && m_chapters[i]->start() < AudioManager::instance().position() / 1000
&& (i == m_chapters.size() - 1 || m_chapters[i + 1]->start() > AudioManager::instance().position() / 1000)) {
return m_chapters[i];
}
}
return 0;
}
QString ChapterModel::currentChapterImage() const
{
if (m_chapters.size() <= m_currentChapter) {
return {};
}
return m_chapters[m_currentChapter].image;
return nullptr;
}

28
src/models/chaptermodel.h
View File

@ -11,34 +11,29 @@
#include <mpegfile.h>
#include "chapter.h"
#include "entry.h"
struct ChapterEntry {
QString title;
QString link;
QString image;
int start;
};
class ChapterModel : public QAbstractListModel
{
Q_OBJECT
Q_PROPERTY(Entry *entry READ entry WRITE setEntry NOTIFY entryChanged)
Q_PROPERTY(int currentChapter READ currentChapter NOTIFY currentChapterChanged)
Q_PROPERTY(QString currentChapterImage READ currentChapterImage NOTIFY currentChapterChanged)
Q_PROPERTY(Chapter *currentChapter READ currentChapter NOTIFY currentChapterChanged)
public:
enum RoleNames {
Title = Qt::DisplayRole,
Link = Qt::UserRole + 1,
Image,
StartTime,
FormattedStartTime,
TitleRole = Qt::DisplayRole,
LinkRole = Qt::UserRole + 1,
ImageRole,
StartTimeRole,
FormattedStartTimeRole,
ChapterRole,
};
Q_ENUM(RoleNames);
explicit ChapterModel(QObject *parent = nullptr);
~ChapterModel();
QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const override;
QHash<int, QByteArray> roleNames() const override;
@ -47,8 +42,7 @@ public:
void setEntry(Entry *entry);
Entry *entry() const;
int currentChapter() const;
QString currentChapterImage() const;
Chapter *currentChapter() const;
Q_SIGNALS:
void entryChanged();
@ -61,7 +55,7 @@ private:
void loadMPEGChapters(TagLib::MPEG::File &f);
Entry *m_entry = nullptr;
QVector<ChapterEntry> m_chapters;
QVector<Chapter *> m_chapters;
KFormat m_kformat;
int m_currentChapter = 0;
};

7
src/qml/ChapterListDelegate.qml
View File

@ -26,10 +26,11 @@ Kirigami.BasicListItem {
text: model.title
subtitle: model.formattedStart
leading: Kirigami.Icon {
width: height
leading: ImageWithFallback {
imageSource: model.chapter.cachedImage
height: parent.height
source: Fetcher.image(model.image.length > 0 ? model.image : root.entry.image)
width: height
fractionalRadius: 1.0 / 8.0
}
trailing: Controls.ToolButton {

2
src/qml/HeaderBar.qml
View File

@ -50,7 +50,7 @@ Rectangle {
spacing: Kirigami.Units.largeSpacing
ImageWithFallback {
id: mainImage
imageSource: AudioManager.entry ? ((chapterModel.currentChapterImage && chapterModel.currentChapterImage !== "") ? "file://" + Fetcher.image(chapterModel.currentChapterImage) : AudioManager.entry.cachedImage) : "no-image"
imageSource: AudioManager.entry ? ((chapterModel.currentChapter && chapterModel.currentChapter !== undefined) ? chapterModel.currentChapter.cachedImage : AudioManager.entry.cachedImage) : "no-image"
height: controlsLayout.height
width: height
absoluteRadius: 5

2
src/qml/MinimizedPlayerControls.qml
View File

@ -56,7 +56,7 @@ Item {
anchors.fill: parent
ImageWithFallback {
imageSource: AudioManager.entry ? ((chapterModel.currentChapterImage && chapterModel.currentChapterImage !== "") ? "file://" + Fetcher.image(chapterModel.currentChapterImage) : AudioManager.entry.cachedImage) : "no-image"
imageSource: AudioManager.entry ? ((chapterModel.currentChapter && chapterModel.currentChapter !== undefined) ? chapterModel.currentChapter.cachedImage : AudioManager.entry.cachedImage) : "no-image"
Layout.fillHeight: true
Layout.preferredWidth: height
}

2
src/qml/PlayerControls.qml
View File

@ -117,7 +117,7 @@ Kirigami.Page {
width: root.isWidescreen ? Math.min(parent.height, parent.width / 2) : Math.min(parent.width, height)
ImageWithFallback {
imageSource: AudioManager.entry ? ((chapterModel.currentChapterImage && chapterModel.currentChapterImage !== "") ? "file://" + Fetcher.image(chapterModel.currentChapterImage) : AudioManager.entry.cachedImage) : "no-image"
imageSource: AudioManager.entry ? ((chapterModel.currentChapter && chapterModel.currentChapter !== undefined) ? chapterModel.currentChapter.cachedImage : AudioManager.entry.cachedImage) : "no-image"
imageFillMode: Image.PreserveAspectCrop
anchors.centerIn: parent
anchors.margins: 0