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/*
Copyright (c) 2014-2017 Montel Laurent <montel@kde.org>
This program is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License, version 2, as
published by the Free Software Foundation.
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.
You should have received a copy of the GNU General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "verifyopaquebodypartmemento.h"
#include "mimetreeparser_debug.h"
#include <QGpgME/VerifyOpaqueJob>
#include <QGpgME/KeyListJob>
#include <gpgme++/keylistresult.h>
#include <qstringlist.h>
#include <cassert>
using namespace QGpgME;
using namespace GpgME;
using namespace MimeTreeParser;
VerifyOpaqueBodyPartMemento::VerifyOpaqueBodyPartMemento(VerifyOpaqueJob *job,
KeyListJob *klj,
const QByteArray &signature)
: CryptoBodyPartMemento(),
m_signature(signature),
m_job(job),
m_keylistjob(klj)
{
assert(m_job);
}
VerifyOpaqueBodyPartMemento::~VerifyOpaqueBodyPartMemento()
{
if (m_job) {
m_job->slotCancel();
}
if (m_keylistjob) {
m_keylistjob->slotCancel();
}
}
bool VerifyOpaqueBodyPartMemento::start()
{
assert(m_job);
#ifdef DEBUG_SIGNATURE
qCDebug(MIMETREEPARSER_LOG) << "tokoe: VerifyOpaqueBodyPartMemento started";
#endif
if (const Error err = m_job->start(m_signature)) {
m_vr = VerificationResult(err);
#ifdef DEBUG_SIGNATURE
qCDebug(MIMETREEPARSER_LOG) << "tokoe: VerifyOpaqueBodyPartMemento stopped with error";
#endif
return false;
}
connect(m_job, SIGNAL(result(GpgME::VerificationResult,QByteArray)),
this, SLOT(slotResult(GpgME::VerificationResult,QByteArray)));
setRunning(true);
return true;
}
void VerifyOpaqueBodyPartMemento::exec()
{
assert(m_job);
setRunning(true);
QByteArray plainText;
#ifdef DEBUG_SIGNATURE
qCDebug(MIMETREEPARSER_LOG) << "tokoe: VerifyOpaqueBodyPartMemento execed";
#endif
saveResult(m_job->exec(m_signature, plainText), plainText);
#ifdef DEBUG_SIGNATURE
qCDebug(MIMETREEPARSER_LOG) << "tokoe: VerifyOpaqueBodyPartMemento after execed";
#endif
m_job->deleteLater(); // exec'ed jobs don't delete themselves
m_job = nullptr;
if (canStartKeyListJob()) {
std::vector<GpgME::Key> keys;
m_keylistjob->exec(keyListPattern(), /*secretOnly=*/false, keys);
if (!keys.empty()) {
m_key = keys.back();
}
}
if (m_keylistjob) {
m_keylistjob->deleteLater(); // exec'ed jobs don't delete themselves
}
m_keylistjob = nullptr;
setRunning(false);
}
bool VerifyOpaqueBodyPartMemento::canStartKeyListJob() const
{
if (!m_keylistjob) {
return false;
}
const char *const fpr = m_vr.signature(0).fingerprint();
return fpr && *fpr;
}
QStringList VerifyOpaqueBodyPartMemento::keyListPattern() const
{
assert(canStartKeyListJob());
return QStringList(QString::fromLatin1(m_vr.signature(0).fingerprint()));
}
void VerifyOpaqueBodyPartMemento::saveResult(const VerificationResult &vr,
const QByteArray &plainText)
{
assert(m_job);
#ifdef DEBUG_SIGNATURE
qCDebug(MIMETREEPARSER_LOG) << "tokoe: VerifyOpaqueBodyPartMemento::saveResult called";
#endif
m_vr = vr;
m_plainText = plainText;
setAuditLog(m_job->auditLogError(), m_job->auditLogAsHtml());
}
void VerifyOpaqueBodyPartMemento::slotResult(const VerificationResult &vr,
const QByteArray &plainText)
{
#ifdef DEBUG_SIGNATURE
qCDebug(MIMETREEPARSER_LOG) << "tokoe: VerifyOpaqueBodyPartMemento::slotResult called";
#endif
saveResult(vr, plainText);
m_job = nullptr;
if (canStartKeyListJob() && startKeyListJob()) {
#ifdef DEBUG_SIGNATURE
qCDebug(MIMETREEPARSER_LOG) << "tokoe: VerifyOpaqueBodyPartMemento: canStartKeyListJob && startKeyListJob";
#endif
return;
}
if (m_keylistjob) {
m_keylistjob->deleteLater();
}
m_keylistjob = nullptr;
setRunning(false);
notify();
}
bool VerifyOpaqueBodyPartMemento::startKeyListJob()
{
assert(canStartKeyListJob());
if (const GpgME::Error err = m_keylistjob->start(keyListPattern())) {
return false;
}
connect(m_keylistjob, SIGNAL(done()), this, SLOT(slotKeyListJobDone()));
connect(m_keylistjob, SIGNAL(nextKey(GpgME::Key)),
this, SLOT(slotNextKey(GpgME::Key)));
return true;
}
void VerifyOpaqueBodyPartMemento::slotNextKey(const GpgME::Key &key)
{
#ifdef DEBUG_SIGNATURE
qCDebug(MIMETREEPARSER_LOG) << "tokoe: VerifyOpaqueBodyPartMemento::slotNextKey called";
#endif
m_key = key;
}
void VerifyOpaqueBodyPartMemento::slotKeyListJobDone()
{
#ifdef DEBUG_SIGNATURE
qCDebug(MIMETREEPARSER_LOG) << "tokoe: VerifyOpaqueBodyPartMemento::slotKeyListJobDone called";
#endif
m_keylistjob = nullptr;
setRunning(false);
notify();
}
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