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Nextcloud-Desktop/src/libsync/localdiscoverytracker.cpp

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3.6 KiB
C++

/*
* Copyright (C) by Christian Kamm <mail@ckamm.de>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* for more details.
*/
#include "localdiscoverytracker.h"
#include "syncfileitem.h"
#include <QLoggingCategory>
using namespace OCC;
Q_LOGGING_CATEGORY(lcLocalDiscoveryTracker, "sync.localdiscoverytracker", QtInfoMsg)
LocalDiscoveryTracker::LocalDiscoveryTracker() = default;
void LocalDiscoveryTracker::addTouchedPath(const QString &relativePath)
{
qCDebug(lcLocalDiscoveryTracker) << "inserted touched" << relativePath;
_localDiscoveryPaths.insert(relativePath);
}
void LocalDiscoveryTracker::startSyncFullDiscovery()
{
_localDiscoveryPaths.clear();
_previousLocalDiscoveryPaths.clear();
qCDebug(lcLocalDiscoveryTracker) << "full discovery";
}
void LocalDiscoveryTracker::startSyncPartialDiscovery()
{
if (lcLocalDiscoveryTracker().isDebugEnabled()) {
QStringList paths;
for (auto &path : _localDiscoveryPaths)
paths.append(path);
qCDebug(lcLocalDiscoveryTracker) << "partial discovery with paths: " << paths;
}
_previousLocalDiscoveryPaths = std::move(_localDiscoveryPaths);
_localDiscoveryPaths.clear();
}
const std::set<QString> &LocalDiscoveryTracker::localDiscoveryPaths() const
{
return _localDiscoveryPaths;
}
void LocalDiscoveryTracker::slotItemCompleted(const SyncFileItemPtr &item)
{
// For successes, we want to wipe the file from the list to ensure we don't
// rediscover it even if this overall sync fails.
//
// For failures, we want to add the file to the list so the next sync
// will be able to retry it.
if (item->_status == SyncFileItem::Success
|| item->_status == SyncFileItem::FileIgnored
|| item->_status == SyncFileItem::Restoration
|| item->_status == SyncFileItem::Conflict
|| (item->_status == SyncFileItem::NoStatus
&& (item->_instruction == CSYNC_INSTRUCTION_NONE
|| item->_instruction == CSYNC_INSTRUCTION_UPDATE_METADATA))) {
if (_previousLocalDiscoveryPaths.erase(item->_file.toUtf8()))
qCDebug(lcLocalDiscoveryTracker) << "wiped successful item" << item->_file;
if (!item->_renameTarget.isEmpty() && _previousLocalDiscoveryPaths.erase(item->_renameTarget.toUtf8()))
qCDebug(lcLocalDiscoveryTracker) << "wiped successful item" << item->_renameTarget;
} else {
_localDiscoveryPaths.insert(item->_file.toUtf8());
qCDebug(lcLocalDiscoveryTracker) << "inserted error item" << item->_file;
}
}
void LocalDiscoveryTracker::slotSyncFinished(bool success)
{
if (success) {
qCDebug(lcLocalDiscoveryTracker) << "sync success, forgetting last sync's local discovery path list";
} else {
// On overall-failure we can't forget about last sync's local discovery
// paths yet, reuse them for the next sync again.
// C++17: Could use std::set::merge().
_localDiscoveryPaths.insert(
_previousLocalDiscoveryPaths.begin(), _previousLocalDiscoveryPaths.end());
qCDebug(lcLocalDiscoveryTracker) << "sync failed, keeping last sync's local discovery path list";
}
_previousLocalDiscoveryPaths.clear();
}