commit cf6060dd9f883a848877e8fe7453d74bf1f0999f
Author: David Lanzendörfer <leviathan@libresilicon.com>
Date:   Sat Mar 13 19:41:32 2021 +0000

    Initial commit

diff --git a/messageviewerplugin/CMakeLists.txt b/messageviewerplugin/CMakeLists.txt
new file mode 100644
index 0000000..241713b
--- /dev/null
+++ b/messageviewerplugin/CMakeLists.txt
@@ -0,0 +1,26 @@
+set(messageviewer_pepplugin_SRCS
+    viewerpluginpep.cpp
+    viewerpluginpepinterface.cpp
+    pepjob.cpp
+)
+
+ecm_qt_declare_logging_category(messageviewer_pepplugin_SRCS HEADER pepplugin_debug.h IDENTIFIER CREATENOTEPLUGIN_LOG CATEGORY_NAME org.kde.pim.pepplugin
+    DESCRIPTION "kdepim-addons (the p≡p plugin)"
+    OLD_CATEGORY_NAMES log_pepplugin
+    EXPORT KDEPIMADDONS
+)
+
+kcoreaddons_add_plugin(messageviewer_pepplugin JSON messageviewer_pepplugin.json SOURCES
+    ${messageviewer_pepplugin_SRCS} INSTALL_NAMESPACE messageviewer/viewerplugin
+)
+
+target_link_libraries(messageviewer_pepplugin
+    KF5::MessageViewer
+    KF5::XmlGui
+    KF5::CalendarCore
+    KF5::AkonadiNotes
+    KF5::IncidenceEditor
+    KF5::AkonadiWidgets
+    KF5::KontactInterface
+)
+
diff --git a/messageviewerplugin/messageviewer_pepplugin.json b/messageviewerplugin/messageviewer_pepplugin.json
new file mode 100644
index 0000000..5b43ff7
--- /dev/null
+++ b/messageviewerplugin/messageviewer_pepplugin.json
@@ -0,0 +1,14 @@
+{
+    "KPlugin": {
+        "Description": "This plugin provides the p≡p interface (Pretty Easy Privacy)",
+        "EnabledByDefault": "true",
+        "Id": "messageviewerpepplugin",
+        "Name": "The p≡p plugin",
+        "ServiceTypes": [
+            "MessageViewer/ViewerPlugin",
+            "MessageViewer/ViewerCommonPlugin",
+            "MessageViewerConfigureSettingsPlugin/Plugin"
+        ],
+        "Version": "2.0"
+    }
+}
diff --git a/messageviewerplugin/pepjob.cpp b/messageviewerplugin/pepjob.cpp
new file mode 100644
index 0000000..59a2015
--- /dev/null
+++ b/messageviewerplugin/pepjob.cpp
@@ -0,0 +1,95 @@
+/*
+  SPDX-FileCopyrightText: 2014 Sandro Knauß <knauss@kolabsys.com>
+
+  SPDX-License-Identifier: GPL-2.0-only
+*/
+
+#include "pepjob.h"
+#include "pepplugin_debug.h"
+#include <Akonadi/KMime/MessageParts>
+#include <AkonadiCore/RelationCreateJob>
+#include <AkonadiCore/ItemCreateJob>
+#include <AkonadiCore/ItemModifyJob>
+#include <AkonadiCore/Relation>
+
+#include <KMime/Message>
+#include <QCoreApplication>
+
+using namespace MessageViewer;
+
+CreateNoteJob::CreateNoteJob(const KMime::Message::Ptr &notePtr, const Akonadi::Collection &collection, const Akonadi::Item &item, QObject *parent)
+    : KJob(parent)
+    , mItem(item)
+    , mCollection(collection)
+    , mNote(notePtr)
+{
+}
+
+CreateNoteJob::~CreateNoteJob()
+{
+}
+
+void CreateNoteJob::start()
+{
+    mNote.setFrom(QCoreApplication::applicationName() + QLatin1Char(' ') + QCoreApplication::applicationVersion());
+    mNote.setLastModifiedDate(QDateTime::currentDateTimeUtc());
+    if (!mItem.relations().isEmpty()) {
+        Akonadi::Relation relation;
+        const auto relations = mItem.relations();
+        for (const Akonadi::Relation &r : relations) {
+            // assuming that GENERIC relations to emails are notes is a pretty horrific hack imo - aseigo
+            if (r.type() == Akonadi::Relation::GENERIC && r.right().mimeType() == Akonadi::NoteUtils::noteMimeType()) {
+                relation = r;
+                break;
+            }
+        }
+
+        if (relation.isValid()) {
+            Akonadi::Item item = relation.right();
+            item.setMimeType(Akonadi::NoteUtils::noteMimeType());
+            item.setPayload(mNote.message());
+            auto *modifyJob = new Akonadi::ItemModifyJob(item);
+            connect(modifyJob, &Akonadi::ItemModifyJob::result, this, &CreateNoteJob::noteUpdated);
+            return;
+        }
+    }
+
+    Akonadi::Item newNoteItem;
+    newNoteItem.setMimeType(Akonadi::NoteUtils::noteMimeType());
+    newNoteItem.setPayload(mNote.message());
+    auto *createJob = new Akonadi::ItemCreateJob(newNoteItem, mCollection);
+    connect(createJob, &Akonadi::ItemCreateJob::result, this, &CreateNoteJob::noteCreated);
+}
+
+void CreateNoteJob::noteCreated(KJob *job)
+{
+    if (job->error()) {
+        qCWarning(CREATENOTEPLUGIN_LOG) << "Error during create new Note " << job->errorString();
+        setError(job->error());
+        setErrorText(job->errorText());
+        emitResult();
+    } else {
+        auto *createJob = static_cast<Akonadi::ItemCreateJob *>(job);
+        Akonadi::Relation relation(Akonadi::Relation::GENERIC, mItem, createJob->item());
+        auto *rJob = new Akonadi::RelationCreateJob(relation);
+        connect(rJob, &Akonadi::RelationCreateJob::result, this, &CreateNoteJob::relationCreated);
+    }
+}
+
+void CreateNoteJob::noteUpdated(KJob *job)
+{
+    if (job->error()) {
+        setError(job->error());
+        setErrorText(job->errorText());
+    }
+
+    emitResult();
+}
+
+void CreateNoteJob::relationCreated(KJob *job)
+{
+    if (job->error()) {
+        qCDebug(CREATENOTEPLUGIN_LOG) << "Error during create new Note " << job->errorString();
+    }
+    emitResult();
+}
diff --git a/messageviewerplugin/pepjob.h b/messageviewerplugin/pepjob.h
new file mode 100644
index 0000000..8fac790
--- /dev/null
+++ b/messageviewerplugin/pepjob.h
@@ -0,0 +1,41 @@
+/*
+  SPDX-FileCopyrightText: 2014 Sandro Knauß <knauss@kolabsys.com>
+
+  SPDX-License-Identifier: GPL-2.0-only
+*/
+
+#ifndef CREATENOTEJOB_H
+#define CREATENOTEJOB_H
+
+#include <KJob>
+#include <AkonadiCore/Item>
+#include <AkonadiCore/Collection>
+#include <Akonadi/Notes/NoteUtils>
+
+#include <kmime/kmime_message.h>
+
+#include <QObject>
+
+namespace MessageViewer {
+class CreateNoteJob : public KJob
+{
+    Q_OBJECT
+public:
+    explicit CreateNoteJob(const KMime::Message::Ptr &notePtr, const Akonadi::Collection &collection, const Akonadi::Item &item, QObject *parent = nullptr);
+    ~CreateNoteJob() override;
+
+    void start() override;
+
+private Q_SLOTS:
+    void noteCreated(KJob *job);
+    void noteUpdated(KJob *job);
+    void relationCreated(KJob *job);
+
+private:
+    const Akonadi::Item mItem;
+    const Akonadi::Collection mCollection;
+    Akonadi::NoteUtils::NoteMessageWrapper mNote;
+};
+}
+
+#endif
diff --git a/messageviewerplugin/viewerpluginpep.cpp b/messageviewerplugin/viewerpluginpep.cpp
new file mode 100644
index 0000000..f4b9989
--- /dev/null
+++ b/messageviewerplugin/viewerpluginpep.cpp
@@ -0,0 +1,31 @@
+/*
+   SPDX-FileCopyrightText: 2015-2020 Laurent Montel <montel@kde.org>
+
+   SPDX-License-Identifier: GPL-2.0-or-later
+*/
+
+#include "viewerpluginpep.h"
+#include "viewerpluginpepinterface.h"
+#include <KActionCollection>
+#include <KPluginFactory>
+
+using namespace MessageViewer;
+K_PLUGIN_CLASS_WITH_JSON(ViewerPluginpEp, "messageviewer_pepplugin.json")
+
+ViewerPluginpEp::ViewerPluginpEp(QObject *parent, const QList<QVariant> &)
+    : MessageViewer::ViewerPlugin(parent)
+{
+}
+
+ViewerPluginInterface *ViewerPluginpEp::createView(QWidget *parent, KActionCollection *ac)
+{
+    MessageViewer::ViewerPluginInterface *view = new MessageViewer::pEpViewerInterface(ac, parent);
+    return view;
+}
+
+QString ViewerPluginpEp::viewerPluginName() const
+{
+    return QStringLiteral("foo/bar");
+}
+
+#include "viewerpluginpep.moc"
diff --git a/messageviewerplugin/viewerpluginpep.h b/messageviewerplugin/viewerpluginpep.h
new file mode 100644
index 0000000..1e90bee
--- /dev/null
+++ b/messageviewerplugin/viewerpluginpep.h
@@ -0,0 +1,23 @@
+/*
+   SPDX-FileCopyrightText: 2015-2020 Laurent Montel <montel@kde.org>
+
+   SPDX-License-Identifier: GPL-2.0-or-later
+*/
+
+#ifndef VIEWERPLUGINCREATENOTE_H
+#define VIEWERPLUGINCREATENOTE_H
+
+#include <MessageViewer/ViewerPlugin>
+#include <QVariant>
+namespace MessageViewer {
+class ViewerPluginpEp : public MessageViewer::ViewerPlugin
+{
+    Q_OBJECT
+public:
+    explicit ViewerPluginpEp(QObject *parent = nullptr, const QList<QVariant> & = QList<QVariant>());
+
+    ViewerPluginInterface *createView(QWidget *parent, KActionCollection *ac) override;
+    Q_REQUIRED_RESULT QString viewerPluginName() const override;
+};
+}
+#endif // VIEWERPLUGINCREATENOTE_H
diff --git a/messageviewerplugin/viewerpluginpepinterface.cpp b/messageviewerplugin/viewerpluginpepinterface.cpp
new file mode 100644
index 0000000..ea730b6
--- /dev/null
+++ b/messageviewerplugin/viewerpluginpepinterface.cpp
@@ -0,0 +1,167 @@
+/*
+   SPDX-FileCopyrightText: 2015-2020 Laurent Montel <montel@kde.org>
+
+   SPDX-License-Identifier: GPL-2.0-or-later
+*/
+
+#include "viewerpluginpepinterface.h"
+#include "pepjob.h"
+#include "pepplugin_debug.h"
+#include <KLocalizedString>
+#include <KActionCollection>
+
+#include <QLayout>
+#include <QLabel>
+#include <QIcon>
+#include <QAction>
+#include <QPushButton>
+#include <QPainter>
+#include <QColor>
+#include <QStringLiteral>
+
+#include <QDBusInterface>
+#include <QDBusReply>
+
+#include <ItemFetchJob>
+#include <ItemFetchScope>
+#include <MessageViewer/CSSHelper>
+
+#include <KontactInterface/Core>
+#include <KontactInterface/PimUniqueApplication>
+
+#include <AkonadiCore/ServerManager>
+
+using namespace MessageViewer;
+
+pEpViewerInterface::pEpViewerInterface(KActionCollection *ac, QWidget *parent)
+    : ViewerPluginInterface(parent)
+{
+    QDBusInterface *pEpAgent = nullptr;
+    mStatusWidget = new QWidget(parent);
+    mStatusWidget->setFixedHeight(20);
+    parent->layout()->addWidget(mStatusWidget);
+
+    const QString service = Akonadi::ServerManager::self()->agentServiceName(Akonadi::ServerManager::Agent, QStringLiteral("pEpAgent"));
+    qDebug() << service;
+    //qDebug() << QDBusConnection::sessionBus().objectRegisteredAt(service);
+
+    pEpAgent = new QDBusInterface(
+        service,
+        QStringLiteral("/pEpAgent"),
+        QStringLiteral("org.freedesktop.Akonadi.Agent.pEpAgent"),
+        QDBusConnection::sessionBus()
+    );
+
+    if (pEpAgent->isValid()) {
+       m_pEpAgent = pEpAgent;
+       //qDebug() << m_pEpAgent->call(QStringLiteral("decryptMessage"), QVariant::fromValue(42));
+       qDebug() << m_pEpAgent->call(QStringLiteral("resetIdentity"));
+    } else {
+       qDebug() << __FUNCTION__ << ": Could not connect to the pEp agent (" << pEpAgent->lastError().message() << ")";
+    }
+        /*korgIface.call(QStringLiteral("showEventView"));
+        korgIface.call(QStringLiteral("showDate"), date);*/
+    //} else {
+    //    qDebug() << __FUNCTION__ << "Could not activate pEp agent";
+    //}
+}
+
+
+pEpViewerInterface::~pEpViewerInterface()
+{
+    qDebug() << __FUNCTION__;
+}
+
+void pEpViewerInterface::setText(const QString &text)
+{
+    qDebug() << __FUNCTION__;
+    //if(mTestWidget) mTestWidget->setText(text);
+    //Q_UNUSED(text);
+    //Nothing
+}
+
+QList<QAction *> pEpViewerInterface::actions() const
+{
+    qDebug() << __FUNCTION__;
+    return mAction;
+}
+
+bool pEpViewerInterface::isApEpMessage(KMime::Content *content)
+{
+    if(!content)
+        return false;
+
+    if(content->attachments().size()) {
+        qDebug() << __FUNCTION__ << "Has attachments";
+        for(KMime::Content *c : content->attachments()) {
+	    //if(isApEpMessage(c)) return true;
+	    isApEpMessage(c);
+	}
+    } else {
+	//qDebug() << content->decodedContent();
+    }
+
+    qDebug() << __FUNCTION__ << "Not a pEp message";
+    //qDebug() << content->contentType()->name();
+
+    return false;
+}
+
+void pEpViewerInterface::setMessage(const KMime::Message::Ptr &value)
+{
+    QByteArray type;
+    QDBusReply<QVariant> reply;
+    QVariant testload = QVariant(QStringLiteral("test"));
+    if(value) {
+        mMessage = value;
+	if(!m_pEpAgent) { qDebug() << "DBus not connected"; return; } // We're not connected to the agent
+        type = mMessage->contentType()->mimeType();
+        if(type==QByteArray("multipart/mixed")) {
+            qDebug() << "Multipart detected";
+	} else if(type==QByteArray("multipart/encrypted")) {
+            qDebug() << "Encrypted message detected";
+	    //reply = m_pEpAgent->call(QStringLiteral("decryptMessage"), mMessage);
+	    reply = m_pEpAgent->call(QStringLiteral("decryptMessage"), testload);
+            qDebug() << reply;
+        } else {
+            qDebug() << type;
+        }
+	//value->mainBodyPart()->assemble();
+        //if(isApEpMessage(value->mainBodyPart())) qDebug() << "pEp message detected";
+	//else qDebug() << "Not a pEp message";
+    }
+}
+
+void pEpViewerInterface::closePlugin()
+{
+    qDebug() << __FUNCTION__;
+}
+
+void pEpViewerInterface::showWidget()
+{
+    qDebug() << __FUNCTION__;
+}
+
+void pEpViewerInterface::setMessageItem(const Akonadi::Item &item)
+{
+    mMessageItem = item;
+    if(item.hasPayload()) {
+       setMessage(item.payload<KMime::Message::Ptr>());
+    }
+}
+
+ViewerPluginInterface::SpecificFeatureTypes pEpViewerInterface::featureTypes() const
+{
+    qDebug() << __FUNCTION__;
+    return ViewerPluginInterface::NeedMessage;
+}
+
+void pEpViewerInterface::updateAction(const Akonadi::Item &item)
+{
+    qDebug() << __FUNCTION__;
+    mMessageItem = item;
+    if(item.hasPayload()) {
+       setMessage(item.payload<KMime::Message::Ptr>());
+    }
+}
+
diff --git a/messageviewerplugin/viewerpluginpepinterface.h b/messageviewerplugin/viewerpluginpepinterface.h
new file mode 100644
index 0000000..ac59bd5
--- /dev/null
+++ b/messageviewerplugin/viewerpluginpepinterface.h
@@ -0,0 +1,43 @@
+/*
+   SPDX-FileCopyrightText: 2015-2020 Laurent Montel <montel@kde.org>
+
+   SPDX-License-Identifier: GPL-2.0-or-later
+*/
+
+#ifndef VIEWERPLUGINCREATENOTEINTERFACE_H
+#define VIEWERPLUGINCREATENOTEINTERFACE_H
+
+#include <MessageViewer/ViewerPluginInterface>
+class KActionCollection;
+class QLabel;
+class QDBusInterface;
+
+namespace MessageViewer {
+class pEpViewerInterface : public ViewerPluginInterface
+{
+    Q_OBJECT
+public:
+    explicit pEpViewerInterface(KActionCollection *ac, QWidget *parent = nullptr);
+    ~pEpViewerInterface() override;
+
+    void setText(const QString &text) override;
+    Q_REQUIRED_RESULT QList<QAction *> actions() const override;
+    void setMessage(const KMime::Message::Ptr &value) override;
+    void closePlugin() override;
+    void showWidget() override;
+    void setMessageItem(const Akonadi::Item &item) override;
+    void updateAction(const Akonadi::Item &item) override;
+    Q_REQUIRED_RESULT ViewerPluginInterface::SpecificFeatureTypes featureTypes() const override;
+    //Q_REQUIRED_RESULT MessageViewer::ViewerPluginInterface *createView(QWidget *parent, KActionCollection *ac);
+
+private:
+    QDBusInterface *m_pEpAgent = nullptr;
+    bool isApEpMessage(KMime::Content *c);
+
+    KMime::Message::Ptr mMessage;
+    Akonadi::Item mMessageItem;
+    QList<QAction *> mAction;
+    QWidget *mStatusWidget = nullptr;
+};
+}
+#endif // VIEWERPLUGINCREATENOTEINTERFACE_H