mirror of https://github.com/KDE/kasts.git
154 lines
4.9 KiB
C++
154 lines
4.9 KiB
C++
/**
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* SPDX-FileCopyrightText: 2020 Tobias Fella <fella@posteo.de>
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* SPDX-FileCopyrightText: 2021 Bart De Vries <bart@mogwai.be>
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*
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* SPDX-License-Identifier: GPL-2.0-only OR GPL-3.0-only OR LicenseRef-KDE-Accepted-GPL
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*/
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#include "enclosure.h"
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#include <QFile>
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#include <QNetworkReply>
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#include <QSqlQuery>
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#include "database.h"
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#include "enclosuredownloadjob.h"
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#include "entry.h"
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#include "fetcher.h"
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Enclosure::Enclosure(Entry *entry)
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: QObject(entry)
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, m_entry(entry)
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{
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QSqlQuery query;
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query.prepare(QStringLiteral("SELECT * FROM Enclosures WHERE id=:id"));
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query.bindValue(QStringLiteral(":id"), entry->id());
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Database::instance().execute(query);
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if (!query.next()) {
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return;
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}
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m_duration = query.value(QStringLiteral("duration")).toInt();
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m_size = query.value(QStringLiteral("size")).toInt();
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m_title = query.value(QStringLiteral("title")).toString();
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m_type = query.value(QStringLiteral("type")).toString();
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m_url = query.value(QStringLiteral("url")).toString();
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m_playposition = query.value(QStringLiteral("playposition")).toLongLong();
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m_playposition_dbsave = m_playposition;
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QFile file(path());
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if(file.size() == m_size) {
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m_status = Downloaded;
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} else {
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if(file.exists()) {
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file.remove();
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}
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m_status = Downloadable;
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}
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}
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void Enclosure::download()
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{
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EnclosureDownloadJob *downloadJob = new EnclosureDownloadJob(m_url, path(), m_entry->title());
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downloadJob->start();
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m_downloadProgress = 0;
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Q_EMIT downloadProgressChanged();
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m_entry->feed()->setErrorId(0);
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m_entry->feed()->setErrorString(QString());
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connect(downloadJob, &KJob::result, this, [this, downloadJob]() {
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if(downloadJob->error() == 0) {
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m_status = Downloaded;
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processDownloadedFile();
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} else {
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m_status = Downloadable;
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if(downloadJob->error() != QNetworkReply::OperationCanceledError) {
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m_entry->feed()->setErrorId(downloadJob->error());
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m_entry->feed()->setErrorString(downloadJob->errorString());
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}
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}
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disconnect(this, &Enclosure::cancelDownload, this, nullptr);
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Q_EMIT statusChanged();
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});
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connect(this, &Enclosure::cancelDownload, this, [this, downloadJob]() {
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downloadJob->doKill();
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m_status = Downloadable;
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Q_EMIT statusChanged();
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disconnect(this, &Enclosure::cancelDownload, this, nullptr);
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});
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connect(downloadJob, &KJob::percentChanged, this, [=](KJob*, unsigned long percent) {
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m_downloadProgress = percent;
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Q_EMIT downloadProgressChanged();
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});
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m_status = Downloading;
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Q_EMIT statusChanged();
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}
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void Enclosure::processDownloadedFile() {
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// This will be run if the enclosure has been downloaded successfully
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// Unset "new" status of item
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if (m_entry->getNew()) m_entry->setNew(false);
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// Check if reported filesize in rss feed corresponds to real file size
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// if not, correct the filesize in the database
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// otherwise the file will get deleted because of mismatch in signature
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QFile file(path());
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if(file.size() != m_size) {
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qDebug() << "enclosure file size mismatch" << m_entry->title();
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m_size = file.size();
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QSqlQuery query;
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query.prepare(QStringLiteral("UPDATE Enclosures SET size=:size WHERE id=:id AND feed=:feed"));
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query.bindValue(QStringLiteral(":id"), m_entry->id());
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query.bindValue(QStringLiteral(":feed"), m_entry->feed()->url());
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query.bindValue(QStringLiteral(":size"), m_size);
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Database::instance().execute(query);
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}
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}
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void Enclosure::deleteFile()
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{
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qDebug() << "Trying to delete enclosure file" << path();
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// First check if file still exists; you never know what has happened
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if (QFile(path()).exists())
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QFile(path()).remove();
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// If file disappeared unexpectedly, then still change status to downloadable
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m_status = Downloadable;
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Q_EMIT statusChanged();
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}
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QString Enclosure::path() const
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{
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return Fetcher::instance().enclosurePath(m_url);
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}
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qint64 Enclosure::playPosition() const{
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return m_playposition;
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}
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void Enclosure::setPlayPosition(const qint64 &position)
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{
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m_playposition = position;
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qDebug() << "save playPosition" << m_entry->title();
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// let's only save the play position to the database every 15 seconds
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if (abs(m_playposition - m_playposition_dbsave) > 15000) {
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qDebug() << "save playPosition to database" << m_entry->title();
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QSqlQuery query;
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query.prepare(QStringLiteral("UPDATE Enclosures SET playposition=:playposition WHERE id=:id AND feed=:feed"));
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query.bindValue(QStringLiteral(":id"), m_entry->id());
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query.bindValue(QStringLiteral(":feed"), m_entry->feed()->url());
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query.bindValue(QStringLiteral(":playposition"), m_playposition);
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Database::instance().execute(query);
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m_playposition_dbsave = m_playposition;
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}
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}
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