mirror of
https://github.com/nextcloud/desktop.git
synced 2024-11-21 20:45:51 +03:00
let cancel sync and finish sync lambda be reusable methods
will enable implementation of other ways to interrupt sync after discovery to get user feedback Signed-off-by: Matthieu Gallien <matthieu.gallien@nextcloud.com>
This commit is contained in:
Matthieu Gallien
Matthieu Gallien
parent
b7b72bf9f2
commit
155c61acbb
2 changed files with 138 additions and 115 deletions
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@ -801,102 +801,6 @@ void SyncEngine::slotDiscoveryFinished()
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_progressInfo->_status = ProgressInfo::Reconcile;
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emit transmissionProgress(*_progressInfo);
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// qCInfo(lcEngine) << "Permissions of the root folder: " << _csync_ctx->remote.root_perms.toString();
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auto finish = [this]{
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auto databaseFingerprint = _journal->dataFingerprint();
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// If databaseFingerprint is empty, this means that there was no information in the database
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// (for example, upgrading from a previous version, or first sync, or server not supporting fingerprint)
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if (!databaseFingerprint.isEmpty() && _discoveryPhase
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&& _discoveryPhase->_dataFingerprint != databaseFingerprint) {
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qCInfo(lcEngine) << "data fingerprint changed, assume restore from backup" << databaseFingerprint << _discoveryPhase->_dataFingerprint;
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restoreOldFiles(_syncItems);
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}
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if (_discoveryPhase->_anotherSyncNeeded && !_discoveryPhase->_filesNeedingScheduledSync.empty()) {
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slotScheduleFilesDelayedSync();
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} else if (_discoveryPhase->_anotherSyncNeeded && _anotherSyncNeeded == NoFollowUpSync) {
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_anotherSyncNeeded = ImmediateFollowUp;
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}
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if (!_discoveryPhase->_filesUnscheduleSync.empty()) {
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slotUnscheduleFilesDelayedSync();
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}
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if (_discoveryPhase->_hasDownloadRemovedItems && _discoveryPhase->_hasUploadErrorItems) {
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for (const auto &item : qAsConst(_syncItems)) {
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if (item->_instruction == CSYNC_INSTRUCTION_ERROR && item->_direction == SyncFileItem::Up) {
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item->_instruction = CSYNC_INSTRUCTION_IGNORE;
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}
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}
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_anotherSyncNeeded = ImmediateFollowUp;
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}
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Q_ASSERT(std::is_sorted(_syncItems.begin(), _syncItems.end()));
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qCInfo(lcEngine) << "#### Reconcile (aboutToPropagate) #################################################### " << _stopWatch.addLapTime(QStringLiteral("Reconcile (aboutToPropagate)")) << "ms";
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_localDiscoveryPaths.clear();
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// To announce the beginning of the sync
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emit aboutToPropagate(_syncItems);
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qCInfo(lcEngine) << "#### Reconcile (aboutToPropagate OK) #################################################### "<< _stopWatch.addLapTime(QStringLiteral("Reconcile (aboutToPropagate OK)")) << "ms";
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// it's important to do this before ProgressInfo::start(), to announce start of new sync
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_progressInfo->_status = ProgressInfo::Propagation;
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emit transmissionProgress(*_progressInfo);
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_progressInfo->startEstimateUpdates();
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// post update phase script: allow to tweak stuff by a custom script in debug mode.
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if (!qEnvironmentVariableIsEmpty("OWNCLOUD_POST_UPDATE_SCRIPT")) {
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#ifndef NDEBUG
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const QString script = qEnvironmentVariable("OWNCLOUD_POST_UPDATE_SCRIPT");
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qCDebug(lcEngine) << "Post Update Script: " << script;
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auto scriptArgs = script.split(QRegularExpression("\\s+"), Qt::SkipEmptyParts);
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if (scriptArgs.size() > 0) {
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const auto scriptExecutable = scriptArgs.takeFirst();
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QProcess::execute(scriptExecutable, scriptArgs);
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}
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#else
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qCWarning(lcEngine) << "**** Attention: POST_UPDATE_SCRIPT installed, but not executed because compiled with NDEBUG";
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#endif
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}
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// do a database commit
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_journal->commit(QStringLiteral("post treewalk"));
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_propagator = QSharedPointer<OwncloudPropagator>(
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new OwncloudPropagator(_account, _localPath, _remotePath, _journal, _bulkUploadBlackList));
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_propagator->setSyncOptions(_syncOptions);
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connect(_propagator.data(), &OwncloudPropagator::itemCompleted,
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this, &SyncEngine::slotItemCompleted);
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connect(_propagator.data(), &OwncloudPropagator::progress,
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this, &SyncEngine::slotProgress);
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connect(_propagator.data(), &OwncloudPropagator::finished, this, &SyncEngine::slotPropagationFinished, Qt::QueuedConnection);
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connect(_propagator.data(), &OwncloudPropagator::seenLockedFile, this, &SyncEngine::seenLockedFile);
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connect(_propagator.data(), &OwncloudPropagator::touchedFile, this, &SyncEngine::slotAddTouchedFile);
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connect(_propagator.data(), &OwncloudPropagator::insufficientLocalStorage, this, &SyncEngine::slotInsufficientLocalStorage);
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connect(_propagator.data(), &OwncloudPropagator::insufficientRemoteStorage, this, &SyncEngine::slotInsufficientRemoteStorage);
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connect(_propagator.data(), &OwncloudPropagator::newItem, this, &SyncEngine::slotNewItem);
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// apply the network limits to the propagator
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setNetworkLimits(_uploadLimit, _downloadLimit);
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deleteStaleDownloadInfos(_syncItems);
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deleteStaleUploadInfos(_syncItems);
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deleteStaleErrorBlacklistEntries(_syncItems);
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_journal->commit(QStringLiteral("post stale entry removal"));
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// Emit the started signal only after the propagator has been set up.
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if (_needsUpdate)
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Q_EMIT started();
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_propagator->start(std::move(_syncItems));
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qCInfo(lcEngine) << "#### Post-Reconcile end #################################################### " << _stopWatch.addLapTime(QStringLiteral("Post-Reconcile Finished")) << "ms";
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};
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const auto displayDialog = ConfigFile().promptDeleteFiles() && !_syncOptions.isCmd();
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if (!_hasNoneFiles && _hasRemoveFile && displayDialog) {
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qCInfo(lcEngine) << "All the files are going to be changed, asking the user";
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@ -907,27 +811,14 @@ void SyncEngine::slotDiscoveryFinished()
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}
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}
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QPointer<QObject> guard = new QObject();
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QPointer<QObject> self = this;
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auto callback = [this, self, finish, guard](bool cancel) -> void {
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// use a guard to ensure its only called once...
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// qpointer to self to ensure we still exist
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if (!guard || !self) {
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return;
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}
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guard->deleteLater();
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if (cancel) {
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qCInfo(lcEngine) << "User aborted sync";
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finalize(false);
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return;
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} else {
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finish();
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}
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};
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emit aboutToRemoveAllFiles(side >= 0 ? SyncFileItem::Down : SyncFileItem::Up, callback);
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promptUserBeforePropagation([this, side](auto &&callback){
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emit aboutToRemoveAllFiles(side >= 0 ? SyncFileItem::Down : SyncFileItem::Up, callback);
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});
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return;
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}
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finish();
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finishSync();
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}
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void SyncEngine::slotCleanPollsJobAborted(const QString &error, const ErrorCategory errorCategory)
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@ -1104,6 +995,131 @@ void SyncEngine::restoreOldFiles(SyncFileItemVector &syncItems)
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}
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}
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void SyncEngine::cancelSyncOrContinue(bool cancel)
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{
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if (cancel) {
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qCInfo(lcEngine) << "User aborted sync";
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finalize(false);
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} else {
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finishSync();
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}
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}
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void SyncEngine::finishSync()
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{
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auto databaseFingerprint = _journal->dataFingerprint();
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// If databaseFingerprint is empty, this means that there was no information in the database
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// (for example, upgrading from a previous version, or first sync, or server not supporting fingerprint)
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if (!databaseFingerprint.isEmpty() && _discoveryPhase
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&& _discoveryPhase->_dataFingerprint != databaseFingerprint) {
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qCInfo(lcEngine) << "data fingerprint changed, assume restore from backup" << databaseFingerprint << _discoveryPhase->_dataFingerprint;
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restoreOldFiles(_syncItems);
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}
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if (_discoveryPhase && _discoveryPhase->_anotherSyncNeeded && !_discoveryPhase->_filesNeedingScheduledSync.empty()) {
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slotScheduleFilesDelayedSync();
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} else if (_discoveryPhase && _discoveryPhase->_anotherSyncNeeded && _anotherSyncNeeded == NoFollowUpSync) {
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_anotherSyncNeeded = ImmediateFollowUp;
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}
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if (_discoveryPhase && !_discoveryPhase->_filesUnscheduleSync.empty()) {
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slotUnscheduleFilesDelayedSync();
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}
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if (_discoveryPhase && _discoveryPhase->_hasDownloadRemovedItems && _discoveryPhase->_hasUploadErrorItems) {
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for (const auto &item : qAsConst(_syncItems)) {
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if (item->_instruction == CSYNC_INSTRUCTION_ERROR && item->_direction == SyncFileItem::Up) {
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// item->_instruction = CSYNC_INSTRUCTION_IGNORE;
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}
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}
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_anotherSyncNeeded = ImmediateFollowUp;
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}
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Q_ASSERT(std::is_sorted(_syncItems.begin(), _syncItems.end()));
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qCInfo(lcEngine) << "#### Reconcile (aboutToPropagate) #################################################### " << _stopWatch.addLapTime(QStringLiteral("Reconcile (aboutToPropagate)")) << "ms";
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_localDiscoveryPaths.clear();
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// To announce the beginning of the sync
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emit aboutToPropagate(_syncItems);
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qCInfo(lcEngine) << "#### Reconcile (aboutToPropagate OK) #################################################### "<< _stopWatch.addLapTime(QStringLiteral("Reconcile (aboutToPropagate OK)")) << "ms";
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// it's important to do this before ProgressInfo::start(), to announce start of new sync
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_progressInfo->_status = ProgressInfo::Propagation;
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emit transmissionProgress(*_progressInfo);
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_progressInfo->startEstimateUpdates();
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// post update phase script: allow to tweak stuff by a custom script in debug mode.
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if (!qEnvironmentVariableIsEmpty("OWNCLOUD_POST_UPDATE_SCRIPT")) {
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#ifndef NDEBUG
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const QString script = qEnvironmentVariable("OWNCLOUD_POST_UPDATE_SCRIPT");
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qCDebug(lcEngine) << "Post Update Script: " << script;
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auto scriptArgs = script.split(QRegularExpression("\\s+"), Qt::SkipEmptyParts);
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if (scriptArgs.size() > 0) {
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const auto scriptExecutable = scriptArgs.takeFirst();
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QProcess::execute(scriptExecutable, scriptArgs);
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}
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#else
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qCWarning(lcEngine) << "**** Attention: POST_UPDATE_SCRIPT installed, but not executed because compiled with NDEBUG";
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#endif
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}
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// do a database commit
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_journal->commit(QStringLiteral("post treewalk"));
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_propagator = QSharedPointer<OwncloudPropagator>(
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new OwncloudPropagator(_account, _localPath, _remotePath, _journal, _bulkUploadBlackList));
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_propagator->setSyncOptions(_syncOptions);
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connect(_propagator.data(), &OwncloudPropagator::itemCompleted,
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this, &SyncEngine::slotItemCompleted);
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connect(_propagator.data(), &OwncloudPropagator::progress,
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this, &SyncEngine::slotProgress);
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connect(_propagator.data(), &OwncloudPropagator::finished, this, &SyncEngine::slotPropagationFinished, Qt::QueuedConnection);
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connect(_propagator.data(), &OwncloudPropagator::seenLockedFile, this, &SyncEngine::seenLockedFile);
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connect(_propagator.data(), &OwncloudPropagator::touchedFile, this, &SyncEngine::slotAddTouchedFile);
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connect(_propagator.data(), &OwncloudPropagator::insufficientLocalStorage, this, &SyncEngine::slotInsufficientLocalStorage);
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connect(_propagator.data(), &OwncloudPropagator::insufficientRemoteStorage, this, &SyncEngine::slotInsufficientRemoteStorage);
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connect(_propagator.data(), &OwncloudPropagator::newItem, this, &SyncEngine::slotNewItem);
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// apply the network limits to the propagator
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setNetworkLimits(_uploadLimit, _downloadLimit);
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deleteStaleDownloadInfos(_syncItems);
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deleteStaleUploadInfos(_syncItems);
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deleteStaleErrorBlacklistEntries(_syncItems);
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_journal->commit(QStringLiteral("post stale entry removal"));
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// Emit the started signal only after the propagator has been set up.
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if (_needsUpdate)
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Q_EMIT started();
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_propagator->start(std::move(_syncItems));
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qCInfo(lcEngine) << "#### Post-Reconcile end #################################################### " << _stopWatch.addLapTime(QStringLiteral("Post-Reconcile Finished")) << "ms";
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}
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template <typename T>
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void SyncEngine::promptUserBeforePropagation(T &&lambda)
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{
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QPointer<QObject> guard = new QObject();
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QPointer<QObject> self = this;
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auto callback = [this, self, guard](bool cancel) -> void {
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// use a guard to ensure its only called once...
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// qpointer to self to ensure we still exist
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if (!guard || !self) {
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return;
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}
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guard->deleteLater();
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cancelSyncOrContinue(cancel);
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};
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lambda(callback);
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}
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void SyncEngine::slotAddTouchedFile(const QString &fn)
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{
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QElapsedTimer now;
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@ -361,6 +361,13 @@ private:
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*/
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void restoreOldFiles(SyncFileItemVector &syncItems);
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void cancelSyncOrContinue(bool cancel);
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void finishSync();
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template <typename T>
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void promptUserBeforePropagation(T &&lambda);
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// true if there is at least one file which was not changed on the server
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bool _hasNoneFiles = false;
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