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/*
SPDX-FileCopyrightText: 2010 Klarälvdalens Datakonsult AB, a KDAB Group company <info@kdab.com>
SPDX-FileContributor: Kevin Ottens <kevin@kdab.com>
SPDX-License-Identifier: LGPL-2.0-or-later
*/
#include "additemtask.h"
#include <QUuid>
#include "imapresource_debug.h"
#include <KLocalizedString>
#include <KIMAP/AppendJob>
#include <KIMAP/ImapSet>
#include <KIMAP/SearchJob>
#include <KIMAP/SelectJob>
#include <KIMAP/Session>
#include <KMime/Message>
#include "uidnextattribute.h"
AddItemTask::AddItemTask(const ResourceStateInterface::Ptr &resource, QObject *parent)
: ResourceTask(DeferIfNoSession, resource, parent)
{
}
AddItemTask::~AddItemTask() = default;
void AddItemTask::doStart(KIMAP::Session *session)
{
if (!item().hasPayload<KMime::Message::Ptr>()) {
changeProcessed();
return;
}
const QString mailBox = mailBoxForCollection(collection());
if (mailBox.isEmpty()) {
qCWarning(IMAPRESOURCE_LOG) << "Trying to append message to invalid mailbox, this will fail. Id: " << parentCollection().id();
}
qCDebug(IMAPRESOURCE_LOG) << "Got notification about item added for local id " << item().id() << " and remote id " << item().remoteId();
// save message to the server.
auto msg = item().payload<KMime::Message::Ptr>();
m_messageId = msg->messageID()->asUnicodeString().toUtf8();
auto job = new KIMAP::AppendJob(session);
job->setMailBox(mailBox);
job->setContent(msg->encodedContent(true));
job->setFlags(fromAkonadiToSupportedImapFlags(item().flags().values(), collection()));
job->setInternalDate(msg->date()->dateTime());
connect(job, &KIMAP::AppendJob::result, this, &AddItemTask::onAppendMessageDone);
job->start();
}
void AddItemTask::onAppendMessageDone(KJob *job)
{
auto append = qobject_cast<KIMAP::AppendJob *>(job);
if (append->error()) {
qCWarning(IMAPRESOURCE_LOG) << append->errorString();
cancelTask(append->errorString());
return;
}
const qint64 uid = append->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) {
auto select = new KIMAP::SelectJob(session);
select->setMailBox(mailBox);
connect(select, &KJob::result, this, &AddItemTask::onPreSearchSelectDone);
select->start();
} else {
triggerSearchJob(session);
}
}
}
void AddItemTask::onPreSearchSelectDone(KJob *job)
{
if (job->error()) {
qCWarning(IMAPRESOURCE_LOG) << job->errorString();
cancelTask(job->errorString());
} else {
auto select = static_cast<KIMAP::SelectJob *>(job);
triggerSearchJob(select->session());
}
}
void AddItemTask::triggerSearchJob(KIMAP::Session *session)
{
auto search = new KIMAP::SearchJob(session);
search->setUidBased(true);
if (!m_messageId.isEmpty()) {
search->setTerm(KIMAP::Term(QStringLiteral("Message-ID"), QString::fromLatin1(m_messageId)));
} else {
Akonadi::Collection c = collection();
auto uidNext = c.attribute<UidNextAttribute>();
if (!uidNext) {
cancelTask(i18n("Could not determine the UID for the newly created message on the server"));
search->deleteLater();
return;
}
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, &AddItemTask::onSearchDone);
search->start();
}
void AddItemTask::onSearchDone(KJob *job)
{
if (job->error()) {
qCWarning(IMAPRESOURCE_LOG) << job->errorString();
cancelTask(job->errorString());
return;
}
auto search = static_cast<KIMAP::SearchJob *>(job);
qint64 uid = 0;
if (search->results().count() == 1) {
uid = search->results().at(0);
}
applyFoundUid(uid);
}
void AddItemTask::applyFoundUid(qint64 uid)
{
Akonadi::Item i = item();
// if we didn't manage to get a valid UID from the server, use a random RID instead
// this will make ItemSync clean up the mess during the next sync (while empty RIDs are protected as not yet existing on the server)
if (uid > 0) {
i.setRemoteId(QString::number(uid));
} else {
i.setRemoteId(QUuid::createUuid().toString());
}
qCDebug(IMAPRESOURCE_LOG) << "Setting remote ID to " << i.remoteId() << " for item with local id " << i.id();
changeCommitted(i);
Akonadi::Collection c = collection();
// 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);
}
}
#include "moc_additemtask.cpp"
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