kde-playground/kdepim-runtime/resources/kolabproxy/revertitemchangesjob.cpp
2015-04-14 22:08:21 +00:00

87 lines
3.3 KiB
C++

/*
Copyright (c) 2013 Christian Mollekopf <mollekopf@kolabsys.com>
This library is free software; you can redistribute it and/or modify it
under the terms of the GNU Library General Public License as published by
the Free Software Foundation; either version 2 of the License, or (at your
option) any later version.
This library 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 Library General Public
License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to the
Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
02110-1301, USA.
*/
#include "revertitemchangesjob.h"
#include <Akonadi/ItemFetchJob>
#include <Akonadi/ItemFetchScope>
#include <Akonadi/ItemModifyJob>
#include <Akonadi/ItemDeleteJob>
RevertItemChangesJob::RevertItemChangesJob(const Akonadi::Item& kolabItem, HandlerManager &handlerManager, QObject* parent)
:KJob(parent),
mHandlerManager(handlerManager),
mKolabItem(kolabItem)
{
}
void RevertItemChangesJob::start()
{
Akonadi::ItemFetchJob *itemFetchJob = new Akonadi::ItemFetchJob(kolabToImap(mKolabItem), this);
itemFetchJob->fetchScope().fetchFullPayload();
itemFetchJob->fetchScope().setAncestorRetrieval(Akonadi::ItemFetchScope::Parent);
connect(itemFetchJob, SIGNAL(result(KJob*)), SLOT(onImapItemFetchDone(KJob*)));
}
void RevertItemChangesJob::onImapItemFetchDone(KJob* job)
{
if ( job->error() ) {
setError(KJob::UserDefinedError);
setErrorText(job->errorText());
emitResult();
return;
}
Akonadi::ItemFetchJob *fetchJob = qobject_cast<Akonadi::ItemFetchJob*>(job);
if (fetchJob->items().isEmpty()) { //The corresponding imap item hasn't been created yet
kDebug() << "item is not yet created in imap resource, deleting the kolab item";
Akonadi::ItemDeleteJob *deleteJob = new Akonadi::ItemDeleteJob(mKolabItem, this);
connect(deleteJob, SIGNAL(result(KJob*)), SLOT(onItemModifyDone(KJob*)));
} else {
kDebug() << "reverting to state of imap item";
Akonadi::Item imapItem = fetchJob->items().first();
const KolabHandler::Ptr handler = mHandlerManager.getHandler(imapItem.parentCollection().id());
if (!handler) {
kWarning() << "No handler: " << imapItem.parentCollection().id();
setError(KJob::UserDefinedError);
emitResult();
return;
}
const Akonadi::Item::List translatedItems = handler->translateItems(fetchJob->items());
if (translatedItems.isEmpty()) {
kWarning() << "Failed to reload item: " << mKolabItem.id();
setError(KJob::UserDefinedError);
emitResult();
return;
}
Akonadi::Item kolabItem = translatedItems.first();
kolabItem.setId(mKolabItem.id());
Akonadi::ItemModifyJob *mjob = new Akonadi::ItemModifyJob(kolabItem);
connect(mjob, SIGNAL(result(KJob*)), SLOT(onItemModifyDone(KJob*)));
}
}
void RevertItemChangesJob::onItemModifyDone(KJob *job)
{
if (job->error()) {
setError(KJob::UserDefinedError);
setErrorText(job->errorText());
}
emitResult();
}