create a job for replying

src/CMakeLists.txt

@@ -134,6 +134,7 @@ set(kmailprivate_job_LIB_SRCS
     job/newmessagejob.cpp
     job/opencomposerhiddenjob.cpp
     job/fillcomposerjob.cpp
+    job/createreplymessagejob.cpp
     )
 
 set(kmailprivate_widgets_LIB_SRCS

src/job/createreplymessagejob.cpp

@@ -0,0 +1,66 @@
+/*
+   Copyright (C) 2017 Laurent Montel <montel@kde.org>
+
+   This library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public
+   License as published by the Free Software Foundation; either
+   version 2 of the License, or (at your option) any later version.
+
+   This library 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
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public License
+   along with this library; see the file COPYING.LIB.  If not, write to
+   the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+   Boston, MA 02110-1301, USA.
+*/
+
+#include "createreplymessagejob.h"
+#include "config-kmail.h"
+#include "kmkernel.h"
+#include "../util.h"
+#include "composer.h"
+#include "editor/kmcomposerwin.h"
+#include <KMime/Message>
+#include <KEmailAddress>
+#include <MailCommon/MailUtil>
+#include <MessageComposer/MessageFactory>
+
+CreateReplyMessageJob::CreateReplyMessageJob(QObject *parent)
+    : QObject(parent)
+{
+
+}
+
+CreateReplyMessageJob::~CreateReplyMessageJob()
+{
+
+}
+
+void CreateReplyMessageJob::start()
+{
+    MessageComposer::MessageFactory factory(mSettings.mMsg, mSettings.mItem.id(), MailCommon::Util::updatedCollection(mSettings.mItem.parentCollection()));
+    factory.setIdentityManager(KMKernel::self()->identityManager());
+    factory.setFolderIdentity(MailCommon::Util::folderIdentity(mSettings.mItem));
+    factory.setMailingListAddresses(KMail::Util::mailingListsFromMessage(mSettings.mItem));
+    factory.putRepliesInSameFolder(KMail::Util::putRepliesInSameFolder(mSettings.mItem));
+    factory.setReplyStrategy(MessageComposer::ReplyNone);
+    factory.setSelection(mSettings.mSelection);
+    KMime::Message::Ptr rmsg = factory.createReply().msg;
+    rmsg->to()->fromUnicodeString(KEmailAddress::decodeMailtoUrl(mSettings.mUrl), "utf-8");
+    bool lastEncrypt = false;
+    bool lastSign = false;
+    KMail::Util::lastEncryptAndSignState(lastEncrypt, lastSign, mSettings.mMsg);
+
+    KMail::Composer *win = KMail::makeComposer(rmsg, lastSign, lastEncrypt, KMail::Composer::Reply, 0, mSettings.mSelection);
+    win->setFocusToEditor();
+    win->show();
+    deleteLater();
+}
+
+void CreateReplyMessageJob::setSettings(const CreateReplyMessageJobSettings &settings)
+{
+    mSettings = settings;
+}

src/job/createreplymessagejob.h

@@ -0,0 +1,50 @@
+/*
+   Copyright (C) 2017 Laurent Montel <montel@kde.org>
+
+   This library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public
+   License as published by the Free Software Foundation; either
+   version 2 of the License, or (at your option) any later version.
+
+   This library 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
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public License
+   along with this library; see the file COPYING.LIB.  If not, write to
+   the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+   Boston, MA 02110-1301, USA.
+*/
+
+#ifndef CREATEREPLYMESSAGEJOB_H
+#define CREATEREPLYMESSAGEJOB_H
+
+#include <QObject>
+#include <AkonadiCore/Item>
+#include <KMime/Message>
+
+struct CreateReplyMessageJobSettings
+{
+    QUrl mUrl;
+    QString mSelection;
+    Akonadi::Item mItem;
+    KMime::Message::Ptr mMsg;
+};
+
+class CreateReplyMessageJob : public QObject
+{
+    Q_OBJECT
+public:
+    explicit CreateReplyMessageJob(QObject *parent = nullptr);
+    ~CreateReplyMessageJob();
+
+    void start();
+
+    void setSettings(const CreateReplyMessageJobSettings &settings);
+
+private:
+    CreateReplyMessageJobSettings mSettings;
+};
+
+#endif // CREATEREPLYMESSAGEJOB_H