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diff --git a/src/view/padwidget.cpp b/src/view/padwidget.cpp
index afa274bcd..6b9d6ba01 100644
--- a/src/view/padwidget.cpp
+++ b/src/view/padwidget.cpp
@@ -1,561 +1,562 @@
/* -*- mode: c++; c-basic-offset:4 -*-
padwidget.cpp
This file is part of Kleopatra, the KDE keymanager
SPDX-FileCopyrightText: 2018 Intevation GmbH
SPDX-License-Identifier: GPL-2.0-or-later
*/
#include "padwidget.h"
#include "kleopatra_debug.h"
#include <settings.h>
#include <Libkleo/Classify>
#include <Libkleo/Compliance>
#include <Libkleo/Formatting>
#include <Libkleo/KeyCache>
#include <Libkleo/KleoException>
#include <Libkleo/SystemInfo>
#include "crypto/gui/resultitemwidget.h"
#include "crypto/gui/signencryptwidget.h"
#include "crypto/decryptverifytask.h"
#include "crypto/signencrypttask.h"
#include "utils/input.h"
#include "utils/output.h"
#include <Libkleo/GnuPG>
#include "commands/importcertificatefromdatacommand.h"
#include <gpgme++/data.h>
#include <gpgme++/decryptionresult.h>
#include <QGpgME/DataProvider>
#include <QButtonGroup>
#include <QFontDatabase>
#include <QFontMetrics>
#include <QFrame>
#include <QLabel>
#include <QProgressBar>
#include <QPushButton>
#include <QRadioButton>
#include <QSplitter>
#include <QStyle>
#include <QTextEdit>
#include <QVBoxLayout>
#include <KColorScheme>
#include <KConfigGroup>
#include <KLocalizedString>
#include <KMessageBox>
#include <KMessageWidget>
#include <KSharedConfig>
using namespace Kleo;
using namespace Kleo::Crypto;
using namespace Kleo::Crypto::Gui;
static GpgME::Protocol getProtocol(const std::shared_ptr<const Kleo::Crypto::Task::Result> &result)
{
const auto dvResult = dynamic_cast<const Kleo::Crypto::DecryptVerifyResult *>(result.get());
if (dvResult) {
for (const auto &key : KeyCache::instance()->findRecipients(dvResult->decryptionResult())) {
return key.protocol();
}
for (const auto &key : KeyCache::instance()->findSigners(dvResult->verificationResult())) {
return key.protocol();
}
}
return GpgME::UnknownProtocol;
}
class PadWidget::Private
{
friend class ::Kleo::PadWidget;
public:
Private(PadWidget *qq)
: q(qq)
, mEdit(new QTextEdit)
, mCryptBtn(new QPushButton(QIcon::fromTheme(QStringLiteral("document-edit-sign-encrypt")), i18n("Sign / Encrypt Notepad")))
, mDecryptBtn(new QPushButton(QIcon::fromTheme(QStringLiteral("document-edit-decrypt-verify")), i18n("Decrypt / Verify Notepad")))
, mImportBtn(new QPushButton(QIcon::fromTheme(QStringLiteral("view-certificate-import")), i18n("Import Notepad")))
, mRevertBtn(new QPushButton(QIcon::fromTheme(QStringLiteral("edit-undo")), i18n("Revert")))
, mMessageWidget{new KMessageWidget}
, mAdditionalInfoLabel(new QLabel)
, mSigEncWidget(new SignEncryptWidget(nullptr, true))
, mProgressBar(new QProgressBar)
, mProgressLabel(new QLabel)
, mLastResultWidget(nullptr)
, mPGPRB(nullptr)
, mCMSRB(nullptr)
, mImportProto(GpgME::UnknownProtocol)
{
auto vLay = new QVBoxLayout(q);
vLay->setContentsMargins({});
vLay->setSpacing(0);
+ mMessageWidget->setMessageType(KMessageWidget::Warning);
+ mMessageWidget->setIcon(q->style()->standardIcon(QStyle::SP_MessageBoxWarning, nullptr, q));
+ mMessageWidget->setText(i18n("Signing and encryption is not possible."));
+ mMessageWidget->setToolTip(xi18nc("@info %1 is a placeholder for the name of a compliance mode. E.g. NATO RESTRICTED compliant or VS-NfD compliant",
+ "<para>You cannot use <application>Kleopatra</application> for signing or encryption "
+ "because the <application>GnuPG</application> system used by <application>Kleopatra</application> is not %1.</para>",
+ DeVSCompliance::name(true)));
+ mMessageWidget->setCloseButtonVisible(false);
+ mMessageWidget->setVisible(false);
+ mMessageWidget->setPosition(KMessageWidget::Position::Header);
+ vLay->addWidget(mMessageWidget);
+
auto btnLay = new QHBoxLayout;
btnLay->setSpacing(q->style()->pixelMetric(QStyle::PM_LayoutHorizontalSpacing));
btnLay->setContentsMargins(q->style()->pixelMetric(QStyle::PM_LayoutLeftMargin),
q->style()->pixelMetric(QStyle::PM_LayoutTopMargin),
q->style()->pixelMetric(QStyle::PM_LayoutRightMargin),
q->style()->pixelMetric(QStyle::PM_LayoutBottomMargin));
vLay->addLayout(btnLay);
btnLay->addWidget(mCryptBtn);
btnLay->addWidget(mDecryptBtn);
btnLay->addWidget(mImportBtn);
btnLay->addWidget(mRevertBtn);
auto separator = new QFrame(q);
separator->setFrameStyle(QFrame::HLine);
separator->setMaximumHeight(1);
vLay->addWidget(separator);
mRevertBtn->setVisible(false);
btnLay->addWidget(mAdditionalInfoLabel);
btnLay->addStretch(-1);
- mMessageWidget->setMessageType(KMessageWidget::Warning);
- mMessageWidget->setIcon(q->style()->standardIcon(QStyle::SP_MessageBoxWarning, nullptr, q));
- mMessageWidget->setText(i18n("Signing and encryption is not possible."));
- mMessageWidget->setToolTip(xi18nc("@info %1 is a placeholder for the name of a compliance mode. E.g. NATO RESTRICTED compliant or VS-NfD compliant",
- "<para>You cannot use <application>Kleopatra</application> for signing or encryption "
- "because the <application>GnuPG</application> system used by <application>Kleopatra</application> is not %1.</para>",
- DeVSCompliance::name(true)));
- mMessageWidget->setCloseButtonVisible(false);
- mMessageWidget->setVisible(false);
- vLay->addWidget(mMessageWidget);
-
mProgressBar->setRange(0, 0);
mProgressBar->setVisible(false);
mProgressLabel->setVisible(false);
auto progLay = new QHBoxLayout;
progLay->addWidget(mProgressLabel);
progLay->addWidget(mProgressBar);
mStatusLay = new QVBoxLayout;
mStatusLay->addLayout(progLay);
vLay->addLayout(mStatusLay, 0);
auto splitterWidget = new QSplitter;
splitterWidget->setChildrenCollapsible(false);
vLay->addWidget(splitterWidget, 1);
splitterWidget->addWidget(mEdit);
// The recipients area
auto recipientsWidget = new QWidget;
auto recipientsVLay = new QVBoxLayout(recipientsWidget);
auto protocolSelectionLay = new QHBoxLayout;
bool pgpOnly = KeyCache::instance()->pgpOnly();
if (!pgpOnly) {
recipientsVLay->addLayout(protocolSelectionLay);
}
protocolSelectionLay->addWidget(new QLabel(i18nc("@label:textbox", "<h3>Protocol:</h3>")));
protocolSelectionLay->addStretch(-1);
// Once S/MIME is supported add radio for S/MIME here.
recipientsVLay->addWidget(mSigEncWidget);
mCryptBtn->setSizePolicy(QSizePolicy::Maximum, QSizePolicy::Maximum);
auto hLay = new QHBoxLayout;
hLay->addStretch();
hLay->addWidget(mCryptBtn);
recipientsVLay->addLayout(hLay);
splitterWidget->addWidget(recipientsWidget);
mEdit->setPlaceholderText(i18nc("@info:placeholder", "Enter a message to encrypt or decrypt..."));
auto fixedFont = QFont(QStringLiteral("Monospace"));
fixedFont.setStyleHint(QFont::TypeWriter);
// This does not work well
// QFontDatabase::systemFont(QFontDatabase::FixedFont);
mEdit->setFont(fixedFont);
mEdit->setAcceptRichText(false);
mEdit->setMinimumWidth(QFontMetrics(fixedFont).averageCharWidth() * 70);
if (KeyCache::instance()->pgpOnly() || !Settings{}.cmsEnabled()) {
mSigEncWidget->setProtocol(GpgME::OpenPGP);
} else {
auto grp = new QButtonGroup(q);
auto mPGPRB = new QRadioButton(i18nc("@option:radio", "OpenPGP"));
auto mCMSRB = new QRadioButton(i18nc("@option:radio", "S/MIME"));
grp->addButton(mPGPRB);
grp->addButton(mCMSRB);
KConfigGroup config(KSharedConfig::openConfig(), QStringLiteral("Notepad"));
if (config.readEntry("wasCMS", false)) {
mCMSRB->setChecked(true);
mSigEncWidget->setProtocol(GpgME::CMS);
} else {
mPGPRB->setChecked(true);
mSigEncWidget->setProtocol(GpgME::OpenPGP);
}
protocolSelectionLay->addWidget(mPGPRB);
protocolSelectionLay->addWidget(mCMSRB);
connect(mPGPRB, &QRadioButton::toggled, q, [this](bool value) {
if (value) {
mSigEncWidget->setProtocol(GpgME::OpenPGP);
}
});
connect(mCMSRB, &QRadioButton::toggled, q, [this](bool value) {
if (value) {
mSigEncWidget->setProtocol(GpgME::CMS);
}
});
}
updateButtons();
connect(mEdit, &QTextEdit::textChanged, q, [this]() {
updateButtons();
});
connect(mCryptBtn, &QPushButton::clicked, q, [this]() {
doEncryptSign();
});
connect(mSigEncWidget, &SignEncryptWidget::operationChanged, q, [this]() {
updateButtons();
});
connect(mDecryptBtn, &QPushButton::clicked, q, [this]() {
doDecryptVerify();
});
connect(mImportBtn, &QPushButton::clicked, q, [this]() {
doImport();
});
connect(mRevertBtn, &QPushButton::clicked, q, [this]() {
revert();
});
}
void revert()
{
mEdit->setPlainText(QString::fromUtf8(mInputData));
mRevertBtn->setVisible(false);
}
void updateRecipientsFromResult(const Kleo::Crypto::DecryptVerifyResult &result)
{
const auto decResult = result.decryptionResult();
for (const auto &recipient : decResult.recipients()) {
if (!recipient.keyID()) {
continue;
}
GpgME::Key key = KeyCache::instance()->findByKeyIDOrFingerprint(recipient.keyID());
if (key.isNull()) {
std::vector<std::string> subids;
subids.push_back(std::string(recipient.keyID()));
for (const auto &subkey : KeyCache::instance()->findSubkeysByKeyID(subids)) {
key = subkey.parent();
break;
}
}
if (key.isNull()) {
qCDebug(KLEOPATRA_LOG) << "Unknown key" << recipient.keyID();
mSigEncWidget->addUnknownRecipient(recipient.keyID());
continue;
}
bool keyFound = false;
for (const auto &existingKey : mSigEncWidget->recipients()) {
if (existingKey.primaryFingerprint() && key.primaryFingerprint() && !strcmp(existingKey.primaryFingerprint(), key.primaryFingerprint())) {
keyFound = true;
break;
}
}
if (!keyFound) {
mSigEncWidget->addRecipient(key);
}
}
}
void cryptDone(const std::shared_ptr<const Kleo::Crypto::Task::Result> &result)
{
updateButtons();
mProgressBar->setVisible(false);
mProgressLabel->setVisible(false);
if (!result->error().isCanceled()) {
mLastResultWidget = new ResultItemWidget(result);
mLastResultWidget->showCloseButton(true);
mStatusLay->addWidget(mLastResultWidget);
connect(mLastResultWidget, &ResultItemWidget::closeButtonClicked, q, [this]() {
removeLastResultItem();
});
}
// Check result protocol
if (mPGPRB) {
auto proto = getProtocol(result);
if (proto == GpgME::UnknownProtocol) {
proto = mPGPRB->isChecked() ? GpgME::OpenPGP : GpgME::CMS;
} else if (proto == GpgME::OpenPGP) {
mPGPRB->setChecked(true);
} else if (proto == GpgME::CMS) {
mCMSRB->setChecked(true);
}
KConfigGroup config(KSharedConfig::openConfig(), QStringLiteral("Notepad"));
config.writeEntry("wasCMS", proto == GpgME::CMS);
}
if (result->error()) {
if (!result->errorString().isEmpty()) {
KMessageBox::error(q, result->errorString(), i18nc("@title", "Error in crypto action"));
}
} else if (!result->error().isCanceled()) {
mEdit->setPlainText(QString::fromUtf8(mOutputData));
mOutputData.clear();
mRevertBtn->setVisible(true);
const auto decryptVerifyResult = dynamic_cast<const Kleo::Crypto::DecryptVerifyResult *>(result.get());
if (decryptVerifyResult) {
updateRecipientsFromResult(*decryptVerifyResult);
}
}
}
void doDecryptVerify()
{
doCryptoCommon();
mSigEncWidget->clearAddedRecipients();
mProgressLabel->setText(i18n("Decrypt / Verify") + QStringLiteral("..."));
auto input = Input::createFromByteArray(&mInputData, i18n("Notepad"));
auto output = Output::createFromByteArray(&mOutputData, i18n("Notepad"));
AbstractDecryptVerifyTask *task;
auto classification = input->classification();
if (classification & Class::OpaqueSignature || classification & Class::ClearsignedMessage) {
auto verifyTask = new VerifyOpaqueTask();
verifyTask->setInput(input);
verifyTask->setOutput(output);
task = verifyTask;
} else {
auto decTask = new DecryptVerifyTask();
decTask->setInput(input);
decTask->setOutput(output);
task = decTask;
}
try {
task->autodetectProtocolFromInput();
} catch (const Kleo::Exception &e) {
KMessageBox::error(q, e.message(), i18nc("@title", "Error in crypto action"));
updateButtons();
mProgressBar->setVisible(false);
mProgressLabel->setVisible(false);
return;
}
connect(task, &Task::result, q, [this, task](const std::shared_ptr<const Kleo::Crypto::Task::Result> &result) {
qCDebug(KLEOPATRA_LOG) << "Decrypt / Verify done. Err:" << result->error().code();
task->deleteLater();
cryptDone(result);
});
task->start();
}
void removeLastResultItem()
{
if (mLastResultWidget) {
mStatusLay->removeWidget(mLastResultWidget);
delete mLastResultWidget;
mLastResultWidget = nullptr;
}
}
void doCryptoCommon()
{
mCryptBtn->setEnabled(false);
mDecryptBtn->setEnabled(false);
mImportBtn->setEnabled(false);
mProgressBar->setVisible(true);
mProgressLabel->setVisible(true);
mInputData = mEdit->toPlainText().toUtf8();
removeLastResultItem();
}
void doEncryptSign()
{
if (DeVSCompliance::isActive() && !DeVSCompliance::isCompliant()) {
KMessageBox::error(q->topLevelWidget(),
xi18nc("@info %1 is a placeholder for the name of a compliance mode. E.g. NATO RESTRICTED compliant or VS-NfD compliant",
"<para>Sorry! You cannot use <application>Kleopatra</application> for signing or encryption "
"because the <application>GnuPG</application> system used by <application>Kleopatra</application> is not %1.</para>",
DeVSCompliance::name(true)));
return;
}
mSigEncWidget->saveOwnKeys();
doCryptoCommon();
switch (mSigEncWidget->currentOp()) {
case SignEncryptWidget::Sign:
mProgressLabel->setText(i18nc("@info:progress", "Signing notepad..."));
break;
case SignEncryptWidget::Encrypt:
mProgressLabel->setText(i18nc("@info:progress", "Encrypting notepad..."));
break;
case SignEncryptWidget::SignAndEncrypt:
mProgressLabel->setText(i18nc("@info:progress", "Signing and encrypting notepad..."));
break;
default:;
};
auto input = Input::createFromByteArray(&mInputData, i18n("Notepad"));
auto output = Output::createFromByteArray(&mOutputData, i18n("Notepad"));
auto task = new SignEncryptTask();
task->setInput(input);
task->setOutput(output);
const auto sigKey = mSigEncWidget->signUserId().parent();
const std::vector<GpgME::Key> recipients = mSigEncWidget->recipients();
const bool encrypt = mSigEncWidget->encryptSymmetric() || !recipients.empty();
const bool sign = !sigKey.isNull();
if (sign) {
task->setSign(true);
std::vector<GpgME::Key> signVector;
signVector.push_back(sigKey);
task->setSigners(signVector);
} else {
task->setSign(false);
}
task->setEncrypt(encrypt);
task->setRecipients(recipients);
task->setEncryptSymmetric(mSigEncWidget->encryptSymmetric());
task->setAsciiArmor(true);
if (sign && !encrypt && sigKey.protocol() == GpgME::OpenPGP) {
task->setClearsign(true);
}
connect(task, &Task::result, q, [this, task](const std::shared_ptr<const Kleo::Crypto::Task::Result> &result) {
qCDebug(KLEOPATRA_LOG) << "Encrypt / Sign done. Err:" << result->error().code();
task->deleteLater();
cryptDone(result);
});
task->start();
}
void doImport()
{
doCryptoCommon();
mProgressLabel->setText(i18n("Importing..."));
auto cmd = new Kleo::ImportCertificateFromDataCommand(mInputData, mImportProto);
connect(cmd, &Kleo::ImportCertificatesCommand::finished, q, [this]() {
updateButtons();
mProgressBar->setVisible(false);
mProgressLabel->setVisible(false);
mRevertBtn->setVisible(true);
mEdit->setPlainText(QString());
});
cmd->start();
}
void checkImportProtocol()
{
QGpgME::QByteArrayDataProvider dp(mEdit->toPlainText().toUtf8());
GpgME::Data data(&dp);
auto type = data.type();
if (type == GpgME::Data::PGPKey) {
mImportProto = GpgME::OpenPGP;
} else if (type == GpgME::Data::X509Cert || type == GpgME::Data::PKCS12) {
mImportProto = GpgME::CMS;
} else {
mImportProto = GpgME::UnknownProtocol;
}
}
void updateButtons()
{
mAdditionalInfoLabel->setVisible(false);
mDecryptBtn->setEnabled(mEdit->document() && !mEdit->document()->isEmpty());
checkImportProtocol();
mImportBtn->setEnabled(mImportProto != GpgME::UnknownProtocol);
mCryptBtn->setEnabled(mSigEncWidget->currentOp() != SignEncryptWidget::NoOperation);
switch (mSigEncWidget->currentOp()) {
case SignEncryptWidget::Sign:
mCryptBtn->setText(i18nc("@action:button", "Sign Notepad"));
break;
case SignEncryptWidget::Encrypt:
mCryptBtn->setText(i18nc("@action:button", "Encrypt Notepad"));
break;
case SignEncryptWidget::SignAndEncrypt:
default:
mCryptBtn->setText(i18nc("@action:button", "Sign / Encrypt Notepad"));
};
if (!mSigEncWidget->isComplete()) {
mCryptBtn->setEnabled(false);
}
if (DeVSCompliance::isActive()) {
const bool de_vs = DeVSCompliance::isCompliant() && mSigEncWidget->isDeVsAndValid();
DeVSCompliance::decorate(mCryptBtn, de_vs);
mAdditionalInfoLabel->setText(DeVSCompliance::name(de_vs));
mAdditionalInfoLabel->setVisible(true);
if (!DeVSCompliance::isCompliant()) {
mCryptBtn->setEnabled(false);
}
mMessageWidget->setVisible(!DeVSCompliance::isCompliant());
}
}
private:
PadWidget *const q;
QTextEdit *mEdit;
QPushButton *mCryptBtn;
QPushButton *mDecryptBtn;
QPushButton *mImportBtn;
QPushButton *mRevertBtn;
KMessageWidget *mMessageWidget;
QLabel *mAdditionalInfoLabel;
QByteArray mInputData;
QByteArray mOutputData;
SignEncryptWidget *mSigEncWidget;
QProgressBar *mProgressBar;
QLabel *mProgressLabel;
QVBoxLayout *mStatusLay;
ResultItemWidget *mLastResultWidget;
QList<GpgME::Key> mAutoAddedKeys;
QRadioButton *mPGPRB;
QRadioButton *mCMSRB;
GpgME::Protocol mImportProto;
};
PadWidget::PadWidget(QWidget *parent)
: QWidget(parent)
, d(new Private(this))
{
}
void PadWidget::focusFirstChild(Qt::FocusReason reason)
{
d->mEdit->setFocus(reason);
}
#include "moc_padwidget.cpp"
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