File indexing completed on 2023-09-24 04:08:42

 /*
     This file is part of the KDE libraries
     SPDX-FileCopyrightText: 2000 Stephan Kulow <coolo@kde.org>
     SPDX-FileCopyrightText: 2000-2013 David Faure <faure@kde.org>
 
     SPDX-License-Identifier: LGPL-2.0-or-later
 */
 
 #include "simplejob.h"
 #include "job_p.h"
 #include "kprotocolinfo.h"
 #include "scheduler.h"
 #include "slave.h"
 #include <QDebug>
 #include <QTimer>
 #include <kdirnotify.h>
 
 using namespace KIO;
 
 SimpleJob::SimpleJob(SimpleJobPrivate &dd)
     : Job(dd)
 {
     d_func()->simpleJobInit();
 }
 
 void SimpleJobPrivate::simpleJobInit()
 {
     Q_Q(SimpleJob);
     if (!m_url.isValid() || m_url.scheme().isEmpty()) {
         qCWarning(KIO_CORE) << "Invalid URL:" << m_url;
         q->setError(ERR_MALFORMED_URL);
         q->setErrorText(m_url.toString());
         QTimer::singleShot(0, q, &SimpleJob::slotFinished);
         return;
     }
 
     Scheduler::doJob(q);
 }
 
 bool SimpleJob::doKill()
 {
     Q_D(SimpleJob);
     if ((d->m_extraFlags & JobPrivate::EF_KillCalled) == 0) {
         d->m_extraFlags |= JobPrivate::EF_KillCalled;
         Scheduler::cancelJob(this); // deletes the slave if not 0
     } else {
         qCWarning(KIO_CORE) << this << "killed twice, this is overkill";
     }
     return Job::doKill();
 }
 
 bool SimpleJob::doSuspend()
 {
     Q_D(SimpleJob);
     if (d->m_slave) {
         d->m_slave->suspend();
     }
     return Job::doSuspend();
 }
 
 bool SimpleJob::doResume()
 {
     Q_D(SimpleJob);
     if (d->m_slave) {
         d->m_slave->resume();
     }
     return Job::doResume();
 }
 
 const QUrl &SimpleJob::url() const
 {
     return d_func()->m_url;
 }
 
 void SimpleJob::putOnHold()
 {
     Q_D(SimpleJob);
     Q_ASSERT(d->m_slave);
     if (d->m_slave) {
         Scheduler::putWorkerOnHold(this, d->m_url);
     }
     // we should now be disassociated from the slave
     Q_ASSERT(!d->m_slave);
     kill(Quietly);
 }
 
 void SimpleJob::removeOnHold()
 {
     Scheduler::removeWorkerOnHold();
 }
 
 bool SimpleJob::isRedirectionHandlingEnabled() const
 {
     return d_func()->m_redirectionHandlingEnabled;
 }
 
 void SimpleJob::setRedirectionHandlingEnabled(bool handle)
 {
     Q_D(SimpleJob);
     d->m_redirectionHandlingEnabled = handle;
 }
 
 SimpleJob::~SimpleJob()
 {
     Q_D(SimpleJob);
     // last chance to remove this job from the scheduler!
     if (d->m_schedSerial) {
         // qDebug() << "Killing job" << this << "in destructor!"/* << qBacktrace()*/;
         Scheduler::cancelJob(this);
     }
 }
 
 void SimpleJobPrivate::start(Slave *slave)
 {
     Q_Q(SimpleJob);
     m_slave = slave;
 
     // Slave::setJob can send us SSL metadata if there is a persistent connection
     QObject::connect(slave, &Slave::metaData, q, &SimpleJob::slotMetaData);
 
     slave->setJob(q);
 
     QObject::connect(slave, &Slave::error, q, &SimpleJob::slotError);
 
     QObject::connect(slave, &Slave::warning, q, &SimpleJob::slotWarning);
 
     QObject::connect(slave, &Slave::finished, q, &SimpleJob::slotFinished);
 
     QObject::connect(slave, &Slave::infoMessage, q, [this](const QString &message) {
         _k_slotSlaveInfoMessage(message);
     });
 
     QObject::connect(slave, &Slave::connected, q, [this]() {
         slotConnected();
     });
 
     QObject::connect(slave, &Slave::privilegeOperationRequested, q, [this]() {
         slotPrivilegeOperationRequested();
     });
 
     if ((m_extraFlags & EF_TransferJobDataSent) == 0) { // this is a "get" job
         QObject::connect(slave, &Slave::totalSize, q, [this](KIO::filesize_t size) {
             slotTotalSize(size);
         });
 
         QObject::connect(slave, &Slave::processedSize, q, [this](KIO::filesize_t size) {
             slotProcessedSize(size);
         });
 
         QObject::connect(slave, &Slave::speed, q, [this](ulong speed) {
             slotSpeed(speed);
         });
     }
 
     const QVariant windowIdProp = q->property("window-id"); // see KJobWidgets::setWindow
     if (windowIdProp.isValid()) {
         m_outgoingMetaData.insert(QStringLiteral("window-id"), QString::number(windowIdProp.toULongLong()));
     }
 
     const QVariant userTimestampProp = q->property("userTimestamp"); // see KJobWidgets::updateUserTimestamp
     if (userTimestampProp.isValid()) {
         m_outgoingMetaData.insert(QStringLiteral("user-timestamp"), QString::number(userTimestampProp.toULongLong()));
     }
 
     if (q->uiDelegate() == nullptr) { // not interactive
         m_outgoingMetaData.insert(QStringLiteral("no-auth-prompt"), QStringLiteral("true"));
     }
 
     if (!m_outgoingMetaData.isEmpty()) {
         KIO_ARGS << m_outgoingMetaData;
         slave->send(CMD_META_DATA, packedArgs);
     }
 
     if (!m_subUrl.isEmpty()) { // TODO KF6 remove
         KIO_ARGS << m_subUrl;
         slave->send(CMD_SUBURL, packedArgs);
     }
 
     slave->send(m_command, m_packedArgs);
     if (q->isSuspended()) {
         slave->suspend();
     }
 }
 
 void SimpleJobPrivate::slaveDone()
 {
     Q_Q(SimpleJob);
     if (m_slave) {
         if (m_command == CMD_OPEN) {
             m_slave->send(CMD_CLOSE);
         }
         q->disconnect(m_slave); // Remove all signals between slave and job
     }
     // only finish a job once; Scheduler::jobFinished() resets schedSerial to zero.
     if (m_schedSerial) {
         Scheduler::jobFinished(q, m_slave);
     }
 }
 
 void SimpleJob::slotFinished()
 {
     Q_D(SimpleJob);
     // Return slave to the scheduler
     d->slaveDone();
 
     if (!hasSubjobs()) {
         if (!error() && (d->m_command == CMD_MKDIR || d->m_command == CMD_RENAME)) {
             if (d->m_command == CMD_MKDIR) {
                 const QUrl urlDir = url().adjusted(QUrl::RemoveFilename | QUrl::StripTrailingSlash);
 #ifndef KIO_ANDROID_STUB
                 org::kde::KDirNotify::emitFilesAdded(urlDir);
 #endif
             } else { /*if ( m_command == CMD_RENAME )*/
                 QUrl src;
                 QUrl dst;
                 QDataStream str(d->m_packedArgs);
                 str >> src >> dst;
                 if (src.adjusted(QUrl::RemoveFilename) == dst.adjusted(QUrl::RemoveFilename) // For the user, moving isn't renaming. Only renaming is.
 #if KIOCORE_BUILD_DEPRECATED_SINCE(5, 101)
                     && !KProtocolInfo::slaveHandlesNotify(dst.scheme()).contains(QLatin1String("Rename"))
 #endif
                 ) {
 #ifndef KIO_ANDROID_STUB
                     org::kde::KDirNotify::emitFileRenamed(src, dst);
 #endif
                 }
 
 #ifndef KIO_ANDROID_STUB
                 org::kde::KDirNotify::emitFileMoved(src, dst);
 #endif
                 if (d->m_uiDelegateExtension) {
                     d->m_uiDelegateExtension->updateUrlInClipboard(src, dst);
                 }
             }
         }
         emitResult();
     }
 }
 
 void SimpleJob::slotError(int err, const QString &errorText)
 {
     Q_D(SimpleJob);
     setError(err);
     setErrorText(errorText);
     if ((error() == ERR_UNKNOWN_HOST) && d->m_url.host().isEmpty()) {
         setErrorText(QString());
     }
     // error terminates the job
     slotFinished();
 }
 
 void SimpleJob::slotWarning(const QString &errorText)
 {
     Q_EMIT warning(this, errorText);
 }
 
 void SimpleJobPrivate::_k_slotSlaveInfoMessage(const QString &msg)
 {
     Q_EMIT q_func()->infoMessage(q_func(), msg);
 }
 
 void SimpleJobPrivate::slotConnected()
 {
     Q_EMIT q_func()->connected(q_func());
 }
 
 void SimpleJobPrivate::slotTotalSize(KIO::filesize_t size)
 {
     Q_Q(SimpleJob);
     if (size != q->totalAmount(KJob::Bytes)) {
         q->setTotalAmount(KJob::Bytes, size);
     }
 }
 
 void SimpleJobPrivate::slotProcessedSize(KIO::filesize_t size)
 {
     Q_Q(SimpleJob);
     // qDebug() << KIO::number(size);
     q->setProcessedAmount(KJob::Bytes, size);
 }
 
 void SimpleJobPrivate::slotSpeed(unsigned long speed)
 {
     // qDebug() << speed;
     q_func()->emitSpeed(speed);
 }
 
 void SimpleJobPrivate::restartAfterRedirection(QUrl *redirectionUrl)
 {
     Q_Q(SimpleJob);
     // Return slave to the scheduler while we still have the old URL in place; the scheduler
     // requires a job URL to stay invariant while the job is running.
     slaveDone();
 
     m_url = *redirectionUrl;
     redirectionUrl->clear();
     if ((m_extraFlags & EF_KillCalled) == 0) {
         Scheduler::doJob(q);
     }
 }
 
 void SimpleJob::slotMetaData(const KIO::MetaData &_metaData)
 {
     Q_D(SimpleJob);
     QMapIterator<QString, QString> it(_metaData);
     while (it.hasNext()) {
         it.next();
         if (it.key().startsWith(QLatin1String("{internal~"), Qt::CaseInsensitive)) {
             d->m_internalMetaData.insert(it.key(), it.value());
         } else {
             d->m_incomingMetaData.insert(it.key(), it.value());
         }
     }
 
     // Update the internal meta-data values as soon as possible. Waiting until
     // the KIO worker is finished has unintended consequences if the client starts
     // a new connection without waiting for the KIO worker to finish.
     if (!d->m_internalMetaData.isEmpty()) {
         Scheduler::updateInternalMetaData(this);
     }
 }
 
 #if KIOCORE_BUILD_DEPRECATED_SINCE(5, 101)
 void SimpleJob::storeSSLSessionFromJob(const QUrl &redirectionURL)
 {
     Q_UNUSED(redirectionURL);
 }
 #endif
 
 void SimpleJobPrivate::slotPrivilegeOperationRequested()
 {
     m_slave->send(MSG_PRIVILEGE_EXEC, privilegeOperationData());
 }
 
 //////////
 SimpleJob *KIO::rmdir(const QUrl &url)
 {
     // qDebug() << "rmdir " << url;
     KIO_ARGS << url << qint8(false); // isFile is false
     return SimpleJobPrivate::newJob(url, CMD_DEL, packedArgs);
 }
 
 SimpleJob *KIO::chmod(const QUrl &url, int permissions)
 {
     // qDebug() << "chmod " << url;
     KIO_ARGS << url << permissions;
     return SimpleJobPrivate::newJob(url, CMD_CHMOD, packedArgs);
 }
 
 SimpleJob *KIO::chown(const QUrl &url, const QString &owner, const QString &group)
 {
     KIO_ARGS << url << owner << group;
     return SimpleJobPrivate::newJob(url, CMD_CHOWN, packedArgs);
 }
 
 SimpleJob *KIO::setModificationTime(const QUrl &url, const QDateTime &mtime)
 {
     // qDebug() << "setModificationTime " << url << " " << mtime;
     KIO_ARGS << url << mtime;
     return SimpleJobPrivate::newJobNoUi(url, CMD_SETMODIFICATIONTIME, packedArgs);
 }
 
 SimpleJob *KIO::rename(const QUrl &src, const QUrl &dest, JobFlags flags)
 {
     // qDebug() << "rename " << src << " " << dest;
     KIO_ARGS << src << dest << (qint8)(flags & Overwrite);
     return SimpleJobPrivate::newJob(src, CMD_RENAME, packedArgs, flags);
 }
 
 SimpleJob *KIO::symlink(const QString &target, const QUrl &dest, JobFlags flags)
 {
     // qDebug() << "symlink target=" << target << " " << dest;
     KIO_ARGS << target << dest << (qint8)(flags & Overwrite);
     return SimpleJobPrivate::newJob(dest, CMD_SYMLINK, packedArgs, flags);
 }
 
 SimpleJob *KIO::special(const QUrl &url, const QByteArray &data, JobFlags flags)
 {
     // qDebug() << "special " << url;
     return SimpleJobPrivate::newJob(url, CMD_SPECIAL, data, flags);
 }
 
 SimpleJob *KIO::mount(bool ro, const QByteArray &fstype, const QString &dev, const QString &point, JobFlags flags)
 {
     KIO_ARGS << int(1) << qint8(ro ? 1 : 0) << QString::fromLatin1(fstype) << dev << point;
     SimpleJob *job = special(QUrl(QStringLiteral("file:///")), packedArgs, flags);
     if (!(flags & HideProgressInfo)) {
         KIO::JobPrivate::emitMounting(job, dev, point);
     }
     return job;
 }
 
 SimpleJob *KIO::unmount(const QString &point, JobFlags flags)
 {
     KIO_ARGS << int(2) << point;
     SimpleJob *job = special(QUrl(QStringLiteral("file:///")), packedArgs, flags);
     if (!(flags & HideProgressInfo)) {
         KIO::JobPrivate::emitUnmounting(job, point);
     }
     return job;
 }
 
 //////////
 
 SimpleJob *KIO::http_update_cache(const QUrl &url, bool no_cache, const QDateTime &expireDate)
 {
     Q_ASSERT(url.scheme() == QLatin1String("http") || url.scheme() == QLatin1String("https"));
     // Send http update_cache command (2)
     KIO_ARGS << (int)2 << url << no_cache << qlonglong(expireDate.toMSecsSinceEpoch() / 1000);
     return SimpleJobPrivate::newJob(url, CMD_SPECIAL, packedArgs);
 }
 
 #include "moc_simplejob.cpp"