diff --git a/src/view/padwidget.cpp b/src/view/padwidget.cpp index 0d9c419d0..8e579a780 100644 --- a/src/view/padwidget.cpp +++ b/src/view/padwidget.cpp @@ -1,518 +1,522 @@ /* -*- mode: c++; c-basic-offset:4 -*- padwidget.cpp This file is part of Kleopatra, the KDE keymanager Copyright (c) 2018 Intevation GmbH Kleopatra is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. Kleopatra 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 In addition, as a special exception, the copyright holders give permission to link the code of this program with any edition of the Qt library by Trolltech AS, Norway (or with modified versions of Qt that use the same license as Qt), and distribute linked combinations including the two. You must obey the GNU General Public License in all respects for all of the code used other than Qt. If you modify this file, you may extend this exception to your version of the file, but you are not obligated to do so. If you do not wish to do so, delete this exception statement from your version. */ #include "padwidget.h" #include "kleopatra_debug.h" #include #include #include #include "crypto/gui/signencryptwidget.h" #include "crypto/gui/resultitemwidget.h" #include "crypto/signencrypttask.h" #include "crypto/decryptverifytask.h" #include "utils/gnupg-helper.h" #include "utils/input.h" #include "utils/output.h" #include "commands/importcertificatefromdatacommand.h" #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include using namespace Kleo; using namespace Kleo::Crypto; using namespace Kleo::Crypto::Gui; static GpgME::Protocol getProtocol(const std::shared_ptr &result) { const auto dvResult = dynamic_cast(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 { public: Private(PadWidget *qq): q(qq), mEdit(new QTextEdit), mCryptBtn(new QPushButton(QIcon::fromTheme("document-edit-sign-encrypt"), i18n("Sign / Encrypt Notepad"))), mDecryptBtn(new QPushButton(QIcon::fromTheme("document-edit-decrypt-verify"), i18n("Decrypt / Verify Notepad"))), mRevertBtn(new QPushButton(QIcon::fromTheme("edit-undo"), i18n("Revert"))), 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); auto btnLay = new QHBoxLayout; vLay->addLayout(btnLay); btnLay->addWidget(mCryptBtn); btnLay->addWidget(mDecryptBtn); btnLay->addWidget(mRevertBtn); mRevertBtn->setVisible(false); btnLay->addWidget(mAdditionalInfoLabel); btnLay->addStretch(-1); 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, 0.1); auto tabWidget = new QTabWidget; vLay->addWidget(tabWidget, 1); tabWidget->addTab(mEdit, QIcon::fromTheme("edittext"), i18n("Notepad")); // 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(i18n("

Protocol:

"))); protocolSelectionLay->addStretch(-1); // Once S/MIME is supported add radio for S/MIME here. recipientsVLay->addWidget(mSigEncWidget); tabWidget->addTab(recipientsWidget, QIcon::fromTheme("contact-new-symbolic"), i18n("Recipients")); mEdit->setPlaceholderText("Enter a message to encrypt or decrypt..."); auto fixedFont = QFont("Monospace", 10); fixedFont.setStyleHint(QFont::TypeWriter); // This does not work well // QFontDatabase::systemFont(QFontDatabase::FixedFont); mEdit->setCurrentFont(fixedFont); mEdit->setMinimumWidth(QFontMetrics(fixedFont).averageCharWidth() * 70); if (KeyCache::instance()->pgpOnly()) { mSigEncWidget->setProtocol(GpgME::OpenPGP); } else { auto grp = new QButtonGroup(q); auto mPGPRB = new QRadioButton(i18n("OpenPGP")); auto mCMSRB = new QRadioButton(i18n("S/MIME")); grp->addButton(mPGPRB); grp->addButton(mCMSRB); KConfigGroup config(KSharedConfig::openConfig(), "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); } }); } updateCommitButton(); connect(mEdit, &QTextEdit::textChanged, q, [this] () { updateCommitButton(); }); connect(mCryptBtn, &QPushButton::clicked, q, [this] () { if (mImportProto != GpgME::UnknownProtocol) { doImport(); } else { doEncryptSign(); } }); connect(mSigEncWidget, &SignEncryptWidget::operationChanged, q, [this] (const QString &) { updateCommitButton(); }); connect(mDecryptBtn, &QPushButton::clicked, q, [this] () { doDecryptVerify(); }); 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; if (strlen(recipient.keyID()) < 16) { key = KeyCache::instance()->findByShortKeyID(recipient.keyID()); } else { key = KeyCache::instance()->findByKeyIDOrFingerprint(recipient.keyID()); } if (key.isNull()) { std::vector 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 &result) { updateCommitButton(); mDecryptBtn->setEnabled(true); mProgressBar->setVisible(false); mProgressLabel->setVisible(false); 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(), "Notepad"); config.writeEntry("wasCMS", proto == GpgME::CMS); } if (result->errorCode()) { if (!result->errorString().isEmpty()) { KMessageBox::error(q, result->errorString(), i18nc("@title", "Error in crypto action")); } return; } mEdit->setPlainText(QString::fromUtf8(mOutputData)); mOutputData.clear(); mRevertBtn->setVisible(true); const auto decryptVerifyResult = dynamic_cast(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")); mCryptBtn->setEnabled(true); mDecryptBtn->setEnabled(true); mProgressBar->setVisible(false); mProgressLabel->setVisible(false); return; } connect (task, &Task::result, q, [this, task] (const std::shared_ptr &result) { qCDebug(KLEOPATRA_LOG) << "Decrypt / Verify done. Err:" << result->errorCode(); 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); mProgressBar->setVisible(true); mProgressLabel->setVisible(true); mInputData = mEdit->toPlainText().toUtf8(); removeLastResultItem(); } void doEncryptSign() { doCryptoCommon(); mProgressLabel->setText(mSigEncWidget->currentOp() + QStringLiteral("...")); 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->signKey(); if (!sigKey.isNull()) { task->setSign(true); std::vector signVector; signVector.push_back(sigKey); task->setSigners(signVector); } else { task->setSign(false); } task->setEncrypt(mSigEncWidget->encryptSymmetric() || mSigEncWidget->recipients().size()); task->setRecipients(mSigEncWidget->recipients().toStdVector()); task->setEncryptSymmetric(mSigEncWidget->encryptSymmetric()); task->setAsciiArmor(true); connect (task, &Task::result, q, [this, task] (const std::shared_ptr &result) { qCDebug(KLEOPATRA_LOG) << "Encrypt / Sign done. Err:" << result->errorCode(); 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] () { mCryptBtn->setEnabled(true); mDecryptBtn->setEnabled(true); mProgressBar->setVisible(false); mProgressLabel->setVisible(false); updateCommitButton(); 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 updateCommitButton() { mAdditionalInfoLabel->setVisible(false); checkImportProtocol(); if (mImportProto != GpgME::UnknownProtocol) { - mCryptBtn->setText(i18n("Import")); + mCryptBtn->setText(i18nc("1 is an operation to apply to the notepad. " + "Like Sign/Encrypt or just Encrypt.", "%1 Notepad", + i18n("Import"))); mCryptBtn->setDisabled(false); return; } if (!mSigEncWidget->currentOp().isEmpty()) { mCryptBtn->setDisabled(false); - mCryptBtn->setText(mSigEncWidget->currentOp() + QLatin1Char(' ') + i18n("Notepad")); + mCryptBtn->setText(i18nc("1 is an operation to apply to the notepad. " + "Like Sign/Encrypt or just Encrypt.", "%1 Notepad", + mSigEncWidget->currentOp())); } else { mCryptBtn->setText(i18n("Sign / Encrypt Notepad")); mCryptBtn->setDisabled(true); } if (Kleo::gpgComplianceP("de-vs")) { bool de_vs = mSigEncWidget->isDeVsAndValid(); mCryptBtn->setIcon(QIcon::fromTheme(de_vs ? "security-high" : "security-medium")); mCryptBtn->setStyleSheet(QStringLiteral("background-color: ") + (de_vs ? KColorScheme(QPalette::Active, KColorScheme::View).background(KColorScheme::PositiveBackground).color().name() : KColorScheme(QPalette::Active, KColorScheme::View).background(KColorScheme::NegativeBackground).color().name())); mAdditionalInfoLabel->setText(de_vs ? i18nc("VS-NfD-conforming is a German standard for restricted documents for which special restrictions about algorithms apply. The string states that all cryptographic operations necessary for the communication are compliant with that.", "VS-NfD-compliant communication possible.") : i18nc("VS-NfD-conforming is a German standard for restricted documents for which special restrictions about algorithms apply. The string states that all cryptographic operations necessary for the communication are compliant with that.", "VS-NfD-compliant communication not possible.")); mAdditionalInfoLabel->setVisible(true); } } private: PadWidget *q; QTextEdit *mEdit; QPushButton *mCryptBtn; QPushButton *mDecryptBtn; QPushButton *mRevertBtn; QLabel *mAdditionalInfoLabel; QByteArray mInputData; QByteArray mOutputData; SignEncryptWidget *mSigEncWidget; QProgressBar *mProgressBar; QLabel *mProgressLabel; QVBoxLayout *mStatusLay; ResultItemWidget *mLastResultWidget; QList mAutoAddedKeys; QRadioButton *mPGPRB; QRadioButton *mCMSRB; GpgME::Protocol mImportProto; }; PadWidget::PadWidget(QWidget *parent): QWidget(parent), d(new Private(this)) { }