File indexing completed on 2024-04-28 09:46:10

 /*
     SPDX-FileCopyrightText: 2008, 2009, 2010, 2012, 2014 Rolf Eike Beer <kde@opensource.sf-tec.de>
     SPDX-License-Identifier: GPL-2.0-or-later
 */
 
 #include "kgpgchangekey.h"
 
 #include "model/kgpgitemnode.h"
 #include "transactions/kgpgchangetrust.h"
 #include "transactions/kgpgchangeexpire.h"
 #include "transactions/kgpgchangedisable.h"
 
 #include <QWidget>
 
 KGpgChangeKey::KGpgChangeKey(KGpgKeyNode *node, QWidget *widget)
     : QObject(nullptr),
     m_expiration(node->getExpiration()),
     m_key(*node->copyKey()),
     m_node(node),
     m_current(nullptr),
     m_parentWidget(widget),
     m_step(0),
     m_failed(0),
     m_autodestroy(false)
 {
     m_disable = !m_key.valid();
     m_owtrust = m_key.ownerTrust();
 }
 
 KGpgChangeKey::~KGpgChangeKey()
 {
     Q_ASSERT(m_current == nullptr);
 }
 
 void KGpgChangeKey::setExpiration(const QDateTime &date)
 {
     m_expiration = date;
 }
 
 void KGpgChangeKey::setDisable(const bool disable)
 {
     m_disable = disable;
 }
 
 void KGpgChangeKey::setOwTrust(const gpgme_validity_t trust)
 {
     m_owtrust = trust;
 }
 
 bool KGpgChangeKey::apply()
 {
     if (!wasChanged()) {
         Q_EMIT done(0);
         return true;
     }
 
     if (m_step != 0)
         return false;
 
     m_step = 0;
     m_failed = 0;
 
     nextStep(KGpgTransaction::TS_OK);
 
     return true;
 }
 
 void KGpgChangeKey::nextStep(int result)
 {
     if (m_step == 0) {
         Q_ASSERT(sender() == nullptr);
         Q_ASSERT(m_current == nullptr);
     } else {
         Q_ASSERT(sender() != nullptr);
         Q_ASSERT(sender() == m_current);
         sender()->deleteLater();
         m_current = nullptr;
     }
 
     m_step++;
 
     switch (m_step) {
     case 1:
         if (m_expiration != m_key.expirationDate()) {
             m_current = new KGpgChangeExpire(m_parentWidget, m_key.fingerprint(), m_expiration);
 
             connect(m_current, &KGpgTransaction::done, this, &KGpgChangeKey::nextStep);
 
             m_current->start();
             break;
         } else {
             m_step++;
         }
         // fall through
         Q_FALLTHROUGH();
     case 2:
         if (result == KGpgTransaction::TS_OK) {
             m_key.setExpiration(m_expiration);
         } else {
             m_failed |= 1;
         }
         if (m_owtrust != m_key.ownerTrust()) {
             m_current = new KGpgChangeTrust(m_parentWidget, m_key.fingerprint(), m_owtrust);
 
             connect(m_current, &KGpgTransaction::done, this, &KGpgChangeKey::nextStep);
 
             m_current->start();
             break;
         } else {
             m_step++;
         }
         // fall through
         Q_FALLTHROUGH();
     case 3:
         if (result == KGpgTransaction::TS_OK) {
             m_key.setOwnerTrust(m_owtrust);
         } else {
             m_failed |= 2;
         }
         if (m_key.valid() == m_disable) {
             m_current = new KGpgChangeDisable(m_parentWidget, m_key.fingerprint(), m_disable);
 
             connect(m_current, &KGpgTransaction::done, this, &KGpgChangeKey::nextStep);
 
             m_current->start();
             break;
         } else {
             m_step++;
         }
         // fall through
         Q_FALLTHROUGH();
     default:
         if (result == KGpgTransaction::TS_OK) {
             m_key.setValid(!m_disable);
         } else {
             m_failed |= 4;
         }
         m_step = 0;
         Q_EMIT done(m_failed);
         if (m_autodestroy) {
             if (m_node)
                 Q_EMIT keyNeedsRefresh(m_node);
             deleteLater();
         }
     }
 }
 
 bool KGpgChangeKey::wasChanged()
 {
     if (m_key.expirationDate() != m_expiration)
         return true;
 
     if (m_key.ownerTrust() != m_owtrust)
         return true;
 
     if (m_key.valid() == m_disable)
         return true;
 
     return false;
 }
 
 void KGpgChangeKey::selfdestruct(const bool applyChanges)
 {
     m_autodestroy = true;
 
     // if apply is already running it will take care of everything
     if (m_step != 0)
         return;
 
     if (applyChanges && wasChanged())
         apply();
     else
         deleteLater();
 }
 
 void KGpgChangeKey::setParentWidget(QWidget *widget)
 {
     m_parentWidget = widget;
     if (m_current != nullptr)
         m_current->setParent(widget);
 }