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/*
Copyright (c) 2014 Klarälvdalens Datakonsult AB,
a KDAB Group company <info@kdab.com>
Author: Kevin Krammer <kevin.krammer@kdab.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 "kolabaddtagtask.h"
#include "kolabresource_debug.h"
#include "../imap/uidnextattribute.h"
#include "pimkolab/kolabformat/kolabobject.h"
#include <kimap/appendjob.h>
#include <kimap/imapset.h>
#include <kimap/searchjob.h>
#include <kimap/selectjob.h>
#include <kimap/session.h>
#include <KLocalizedString>
KolabAddTagTask::KolabAddTagTask(const ResourceStateInterface::Ptr &resource, QObject *parent)
: KolabRelationResourceTask(resource, parent)
{
}
void KolabAddTagTask::startRelationTask(KIMAP::Session *session)
{
qCDebug(KOLABRESOURCE_LOG) << "converted tag";
const QLatin1String productId("Akonadi-Kolab-Resource");
const KMime::Message::Ptr message = Kolab::KolabObjectWriter::writeTag(resourceState()->tag(), QStringList(), Kolab::KolabV3, productId);
mMessageId = message->messageID()->asUnicodeString().toUtf8();
KIMAP::AppendJob *job = new KIMAP::AppendJob(session);
job->setMailBox(mailBoxForCollection(relationCollection()));
job->setContent(message->encodedContent(true));
job->setInternalDate(message->date()->dateTime());
connect(job, &KJob::result, this, &KolabAddTagTask::onAppendMessageDone);
job->start();
}
void KolabAddTagTask::applyFoundUid(qint64 uid)
{
Akonadi::Tag tag = resourceState()->tag();
//If we failed to get the remoteid the tag remains local only
if (uid > 0) {
tag.setRemoteId(QByteArray::number(uid));
}
qCDebug(KOLABRESOURCE_LOG) << "committing new tag";
changeCommitted(tag);
Akonadi::Collection c = relationCollection();
// Get the current uid next value and store it
UidNextAttribute *uidAttr = nullptr;
int oldNextUid = 0;
if (c.hasAttribute("uidnext")) {
uidAttr = static_cast<UidNextAttribute *>(c.attribute("uidnext"));
oldNextUid = uidAttr->uidNext();
}
// If the uid we just got back is the expected next one of the box
// then update the property to the probable next uid to keep the cache in sync.
// If not something happened in our back, so we don't update and a refetch will
// happen at some point.
if (uid == oldNextUid) {
if (uidAttr == nullptr) {
uidAttr = new UidNextAttribute(uid + 1);
c.addAttribute(uidAttr);
} else {
uidAttr->setUidNext(uid + 1);
}
applyCollectionChanges(c);
}
}
void KolabAddTagTask::triggerSearchJob(KIMAP::Session *session)
{
KIMAP::SearchJob *search = new KIMAP::SearchJob(session);
search->setUidBased(true);
if (!mMessageId.isEmpty()) {
search->setTerm(KIMAP::Term(QStringLiteral("Message-ID"), QString::fromLatin1(mMessageId)));
} else {
UidNextAttribute *uidNext = relationCollection().attribute<UidNextAttribute>();
if (!uidNext) {
cancelTask(i18n("Could not determine the UID for the newly created message on the server"));
search->deleteLater();
return;
}
KIMAP::ImapInterval interval(uidNext->uidNext());
search->setTerm(KIMAP::Term(KIMAP::Term::And, {
KIMAP::Term(KIMAP::Term::New),
KIMAP::Term(KIMAP::Term::Uid,
KIMAP::ImapSet(uidNext->uidNext(), 0))
}));
}
connect(search, &KJob::result,
this, &KolabAddTagTask::onSearchDone);
search->start();
}
void KolabAddTagTask::onAppendMessageDone(KJob *job)
{
KIMAP::AppendJob *append = qobject_cast<KIMAP::AppendJob *>(job);
if (append->error()) {
qCWarning(KOLABRESOURCE_LOG) << append->errorString();
cancelTask(append->errorString());
return;
}
qint64 uid = append->uid();
qCDebug(KOLABRESOURCE_LOG) << "appended message with uid: " << uid;
if (uid > 0) {
// We got it directly if UIDPLUS is supported...
applyFoundUid(uid);
} else {
// ... otherwise prepare searching for the message
KIMAP::Session *session = append->session();
const QString mailBox = append->mailBox();
if (session->selectedMailBox() != mailBox) {
KIMAP::SelectJob *select = new KIMAP::SelectJob(session);
select->setMailBox(mailBox);
connect(select, &KJob::result,
this, &KolabAddTagTask::onPreSearchSelectDone);
select->start();
} else {
triggerSearchJob(session);
}
}
}
void KolabAddTagTask::onPreSearchSelectDone(KJob *job)
{
if (job->error()) {
qCWarning(KOLABRESOURCE_LOG) << job->errorString();
cancelTask(job->errorString());
} else {
KIMAP::SelectJob *select = static_cast<KIMAP::SelectJob *>(job);
triggerSearchJob(select->session());
}
}
void KolabAddTagTask::onSearchDone(KJob *job)
{
if (job->error()) {
qCWarning(KOLABRESOURCE_LOG) << job->errorString();
cancelTask(job->errorString());
return;
}
KIMAP::SearchJob *search = static_cast<KIMAP::SearchJob *>(job);
qint64 uid = 0;
if (search->results().count() == 1) {
uid = search->results().at(0);
}
applyFoundUid(uid);
}
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