mirror of
https://github.com/nextcloud/desktop.git
synced 2024-12-22 21:50:30 +03:00
696979cb0e
Signed-off-by: Felix Weilbach <felix.weilbach@nextcloud.com>
294 lines
9 KiB
C++
294 lines
9 KiB
C++
/*
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* Copyright (C) by Klaas Freitag <freitag@owncloud.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* for more details.
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*/
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#ifndef SYNCFILEITEM_H
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#define SYNCFILEITEM_H
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#include <QVector>
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#include <QString>
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#include <QDateTime>
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#include <QMetaType>
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#include <QSharedPointer>
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#include <csync.h>
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#include <owncloudlib.h>
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namespace OCC {
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class SyncFileItem;
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class SyncJournalFileRecord;
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using SyncFileItemPtr = QSharedPointer<SyncFileItem>;
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/**
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* @brief The SyncFileItem class
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* @ingroup libsync
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*/
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class OWNCLOUDSYNC_EXPORT SyncFileItem
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{
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Q_GADGET
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public:
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enum Direction {
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None = 0,
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Up,
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Down
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};
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Q_ENUM(Direction)
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enum Status { // stored in 4 bits
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NoStatus,
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FatalError, ///< Error that causes the sync to stop
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NormalError, ///< Error attached to a particular file
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SoftError, ///< More like an information
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Success, ///< The file was properly synced
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/** Marks a conflict, old or new.
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*
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* With instruction:IGNORE: detected an old unresolved old conflict
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* With instruction:CONFLICT: a new conflict this sync run
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*/
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Conflict,
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FileIgnored, ///< The file is in the ignored list (or blacklisted with no retries left)
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FileLocked, ///< The file is locked
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Restoration, ///< The file was restored because what should have been done was not allowed
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/**
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* The filename is invalid on this platform and could not created.
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*/
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FileNameInvalid,
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/** For errors that should only appear in the error view.
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*
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* Some errors also produce a summary message. Usually displaying that message is
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* sufficient, but the individual errors should still appear in the issues tab.
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*
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* These errors do cause the sync to fail.
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*
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* A NormalError that isn't as prominent.
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*/
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DetailError,
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/** For files whose errors were blacklisted
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*
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* If an file is blacklisted due to an error it isn't even reattempted. These
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* errors should appear in the issues tab but should be silent otherwise.
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*
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* A SoftError caused by blacklisting.
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*/
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BlacklistedError
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};
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Q_ENUM(Status)
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SyncJournalFileRecord toSyncJournalFileRecordWithInode(const QString &localFileName) const;
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/** Creates a basic SyncFileItem from a DB record
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*
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* This is intended in particular for read-update-write cycles that need
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* to go through a a SyncFileItem, like PollJob.
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*/
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static SyncFileItemPtr fromSyncJournalFileRecord(const SyncJournalFileRecord &rec);
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SyncFileItem()
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: _type(ItemTypeSkip)
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, _direction(None)
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, _serverHasIgnoredFiles(false)
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, _hasBlacklistEntry(false)
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, _errorMayBeBlacklisted(false)
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, _status(NoStatus)
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, _isRestoration(false)
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, _isSelectiveSync(false)
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, _isEncrypted(false)
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{
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}
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friend bool operator==(const SyncFileItem &item1, const SyncFileItem &item2)
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{
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return item1._originalFile == item2._originalFile;
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}
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friend bool operator<(const SyncFileItem &item1, const SyncFileItem &item2)
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{
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// Sort by destination
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auto d1 = item1.destination();
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auto d2 = item2.destination();
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// But this we need to order it so the slash come first. It should be this order:
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// "foo", "foo/bar", "foo-bar"
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// This is important since we assume that the contents of a folder directly follows
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// its contents
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auto data1 = d1.constData();
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auto data2 = d2.constData();
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// Find the length of the largest prefix
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int prefixL = 0;
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auto minSize = std::min(d1.size(), d2.size());
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while (prefixL < minSize && data1[prefixL] == data2[prefixL]) {
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prefixL++;
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}
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if (prefixL == d2.size())
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return false;
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if (prefixL == d1.size())
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return true;
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if (data1[prefixL] == '/')
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return true;
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if (data2[prefixL] == '/')
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return false;
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return data1[prefixL] < data2[prefixL];
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}
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QString destination() const
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{
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if (!_renameTarget.isEmpty()) {
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return _renameTarget;
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}
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return _file;
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}
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bool isEmpty() const
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{
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return _file.isEmpty();
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}
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bool isDirectory() const
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{
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return _type == ItemTypeDirectory;
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}
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/**
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* True if the item had any kind of error.
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*/
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bool hasErrorStatus() const
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{
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return _status == SyncFileItem::SoftError
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|| _status == SyncFileItem::NormalError
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|| _status == SyncFileItem::FatalError
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|| !_errorString.isEmpty();
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}
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/**
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* Whether this item should appear on the issues tab.
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*/
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bool showInIssuesTab() const
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{
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return hasErrorStatus() || _status == SyncFileItem::Conflict;
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}
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/**
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* Whether this item should appear on the protocol tab.
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*/
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bool showInProtocolTab() const
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{
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return (!showInIssuesTab() || _status == SyncFileItem::Restoration)
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// Don't show conflicts that were resolved as "not a conflict after all"
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&& !(_instruction == CSYNC_INSTRUCTION_CONFLICT && _status == SyncFileItem::Success);
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}
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// Variables useful for everybody
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/** The syncfolder-relative filesystem path that the operation is about
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*
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* For rename operation this is the rename source and the target is in _renameTarget.
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*/
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QString _file;
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/** for renames: the name _file should be renamed to
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* for dehydrations: the name _file should become after dehydration (like adding a suffix)
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* otherwise empty. Use destination() to find the sync target.
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*/
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QString _renameTarget;
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/** The db-path of this item.
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*
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* This can easily differ from _file and _renameTarget if parts of the path were renamed.
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*/
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QString _originalFile;
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/// Whether there's end to end encryption on this file.
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/// If the file is encrypted, the _encryptedFilename is
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/// the encrypted name on the server.
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QString _encryptedFileName;
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ItemType _type BITFIELD(3);
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Direction _direction BITFIELD(3);
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bool _serverHasIgnoredFiles BITFIELD(1);
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/// Whether there's an entry in the blacklist table.
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/// Note: that entry may have retries left, so this can be true
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/// without the status being FileIgnored.
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bool _hasBlacklistEntry BITFIELD(1);
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/** If true and NormalError, this error may be blacklisted
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*
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* Note that non-local errors (httpErrorCode!=0) may also be
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* blacklisted independently of this flag.
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*/
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bool _errorMayBeBlacklisted BITFIELD(1);
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// Variables useful to report to the user
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Status _status BITFIELD(4);
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bool _isRestoration BITFIELD(1); // The original operation was forbidden, and this is a restoration
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bool _isSelectiveSync BITFIELD(1); // The file is removed or ignored because it is in the selective sync list
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bool _isEncrypted BITFIELD(1); // The file is E2EE or the content of the directory should be E2EE
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quint16 _httpErrorCode = 0;
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RemotePermissions _remotePerm;
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QString _errorString; // Contains a string only in case of error
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QByteArray _responseTimeStamp;
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QByteArray _requestId; // X-Request-Id of the failed request
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quint32 _affectedItems = 1; // the number of affected items by the operation on this item.
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// usually this value is 1, but for removes on dirs, it might be much higher.
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// Variables used by the propagator
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SyncInstructions _instruction = CSYNC_INSTRUCTION_NONE;
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time_t _modtime = 0;
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QByteArray _etag;
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qint64 _size = 0;
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quint64 _inode = 0;
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QByteArray _fileId;
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// This is the value for the 'new' side, matching with _size and _modtime.
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//
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// When is this set, and is it the local or the remote checksum?
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// - if mtime or size changed locally for *.eml files (local checksum)
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// - for potential renames of local files (local checksum)
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// - for conflicts (remote checksum)
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QByteArray _checksumHeader;
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// The size and modtime of the file getting overwritten (on the disk for downloads, on the server for uploads).
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qint64 _previousSize = 0;
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time_t _previousModtime = 0;
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QString _directDownloadUrl;
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QString _directDownloadCookies;
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};
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inline bool operator<(const SyncFileItemPtr &item1, const SyncFileItemPtr &item2)
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{
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return *item1 < *item2;
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}
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using SyncFileItemVector = QVector<SyncFileItemPtr>;
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}
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Q_DECLARE_METATYPE(OCC::SyncFileItem)
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Q_DECLARE_METATYPE(OCC::SyncFileItemPtr)
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#endif // SYNCFILEITEM_H
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