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201 lines
7.0 KiB
201 lines
7.0 KiB
/***************************************************************************
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ksettingsgpg.cpp
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--------------------
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copyright : (C) 2005, 2008 by Thomas Baumgart
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email : ipwizard@users.sourceforge.net
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***************************************************************************/
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/***************************************************************************
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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***************************************************************************/
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// ----------------------------------------------------------------------------
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// QT Includes
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#include <tqgroupbox.h>
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#include <tqcheckbox.h>
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#include <tqregexp.h>
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// ----------------------------------------------------------------------------
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// KDE Includes
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#include <kled.h>
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#include <klineedit.h>
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#include <keditlistbox.h>
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#include <kcombobox.h>
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#include <kmessagebox.h>
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#include <klocale.h>
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// ----------------------------------------------------------------------------
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// Project Includes
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#include "ksettingsgpg.h"
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#include <kmymoney/kgpgfile.h>
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#define RECOVER_KEY_ID "0xD2B08440"
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#define RECOVER_KEY_ID_FULL "59B0F826D2B08440"
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KSettingsGpg::KSettingsGpg(TQWidget* tqparent, const char* name) :
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KSettingsGpgDecl(tqparent, name),
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m_checkCount(0),
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m_needCheckList(true),
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m_listOk(false)
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{
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setEnabled(KGPGFile::GPGAvailable());
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// don't show the widget in which the master key is actually kept
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kcfg_GpgRecipient->hide();
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connect(kcfg_WriteDataEncrypted, TQT_SIGNAL(toggled(bool)), this, TQT_SLOT(slotStatusChanged(bool)));
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connect(m_masterKeyCombo, TQT_SIGNAL(activated(int)), this, TQT_SLOT(slotIdChanged()));
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connect(kcfg_GpgRecipientList, TQT_SIGNAL(changed()), this, TQT_SLOT(slotIdChanged()));
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connect(kcfg_GpgRecipientList, TQT_SIGNAL(added(const TQString&)), this, TQT_SLOT(slotKeyListChanged()));
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connect(kcfg_GpgRecipientList, TQT_SIGNAL(removed(const TQString&)), this, TQT_SLOT(slotKeyListChanged()));
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// Initial state setup
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slotStatusChanged(kcfg_WriteDataEncrypted->isChecked());
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}
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KSettingsGpg::~KSettingsGpg()
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{
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}
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void KSettingsGpg::slotKeyListChanged(void)
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{
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m_needCheckList = true;
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slotIdChanged();
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}
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void KSettingsGpg::slotIdChanged(void)
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{
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// this looks a bit awkward. Here's why: KGPGFile::keyAvailable() starts
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// an external task and processes UI events while it waits for the external
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// process to finish. Thus, the first time we get here, the external process
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// is started and the user may press a second key which calls this routine
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// again.
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//
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// The second invocation is counted, but the check is not started until the
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// first one finishes. Once the external process finishes, we check if we
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// were called in the meantime and restart the check.
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if(++m_checkCount == 1) {
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while(1) {
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// first we check the current edit field if filled
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bool keysOk = true;
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if(!kcfg_GpgRecipientList->currentText().isEmpty()) {
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keysOk = KGPGFile::keyAvailable(kcfg_GpgRecipientList->currentText());
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}
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// if it is available, then scan the current list if we need to
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if(keysOk) {
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if(m_needCheckList) {
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TQStringList keys = kcfg_GpgRecipientList->items();
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TQStringList::const_iterator it_s;
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for(it_s = keys.begin(); keysOk && it_s != keys.end(); ++it_s) {
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if(!KGPGFile::keyAvailable(*it_s))
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keysOk = false;
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}
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m_listOk = keysOk;
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m_needCheckList = false;
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} else {
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keysOk = m_listOk;
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}
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}
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// did we receive some more requests to check?
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if(m_checkCount > 1) {
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m_checkCount = 1;
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continue;
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}
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// if we have a master key, we store it in the hidden widget
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if(m_masterKeyCombo->currentItem() != 0) {
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TQRegExp keyExp(".* \\((.*)\\)");
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if(keyExp.search(m_masterKeyCombo->currentText()) != -1) {
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kcfg_GpgRecipient->setText(keyExp.cap(1));
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}
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}
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m_userKeysFound->setState(static_cast<KLed::State>(keysOk && (kcfg_GpgRecipientList->items().count() != 0) ? KLed::On : KLed::Off));
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break;
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}
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--m_checkCount;
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}
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}
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void KSettingsGpg::show(void)
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{
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TQString masterKey;
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if(m_masterKeyCombo->currentItem() != 0) {
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TQRegExp keyExp(".* \\((.*)\\)");
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if(keyExp.search(m_masterKeyCombo->currentText()) != -1) {
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masterKey = keyExp.cap(1);
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}
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} else
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masterKey = kcfg_GpgRecipient->text();
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// fill the secret key combobox with a fresh list
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m_masterKeyCombo->clear();
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TQStringList keyList;
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KGPGFile::secretKeyList(keyList);
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for(TQStringList::iterator it = keyList.begin(); it != keyList.end(); ++it) {
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TQStringList fields = TQStringList::split(":", *it);
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if(fields[0] != RECOVER_KEY_ID_FULL) {
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// replace parenthesis in name field with brackets
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TQString name = fields[1];
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name.replace('(', "[");
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name.replace(')', "]");
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name = TQString("%1 (0x%2)").tqarg(name).tqarg(fields[0]);
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m_masterKeyCombo->insertItem(name);
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if(name.contains(masterKey))
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m_masterKeyCombo->setCurrentItem(name);
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}
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}
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// if we don't have at least one secret key, we turn off encryption
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if(keyList.isEmpty()) {
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setEnabled(false);
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kcfg_WriteDataEncrypted->setChecked(false);
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}
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slotStatusChanged(kcfg_WriteDataEncrypted->isChecked());
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KSettingsGpgDecl::show();
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}
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void KSettingsGpg::slotStatusChanged(bool state)
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{
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static bool oncePerSession = true;
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if(state && !KGPGFile::GPGAvailable())
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state = false;
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if((state == true) && (oncePerSession == true) && isVisible()) {
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KMessageBox::information(this, TQString("<qt>%1</qt>").tqarg(i18n("You have turned on the GPG encryption support. This means, that new files will be stored encrypted. Existing files will not be encrypted automatically. To achieve encryption of existing files, please use the <b>File/Save as...</b> feature and store the file under a different name. Once confident with the result, feel free to delete the old file and rename the encrypted one to the old name.")), i18n("GPG encryption activated"), "GpgEncryptionActivated");
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oncePerSession = false;
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}
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m_idGroup->setEnabled(state);
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kcfg_EncryptRecover->setEnabled(state);
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m_masterKeyCombo->setEnabled(state);
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kcfg_GpgRecipientList->setEnabled(state);
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if(state) {
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m_recoverKeyFound->setState((KLed::State) (KGPGFile::keyAvailable(RECOVER_KEY_ID) ? KLed::On : KLed::Off));
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kcfg_EncryptRecover->setEnabled(m_recoverKeyFound->state() == KLed::On);
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slotIdChanged();
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} else {
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m_recoverKeyFound->setState(KLed::Off);
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m_userKeysFound->setState(KLed::Off);
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}
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}
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#include "ksettingsgpg.moc"
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