Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 248 insertions, 0 deletions

diff --git a/sw/source/uibase/dbui/maildispatcher.cxx b/sw/source/uibase/dbui/maildispatcher.cxx
new file mode 100644
index 000000000..4bde20e97
--- /dev/null
+++ b/sw/source/uibase/dbui/maildispatcher.cxx
@@ -0,0 +1,248 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <maildispatcher.hxx>
+#include <imaildsplistener.hxx>
+
+#include <algorithm>
+
+#include <com/sun/star/mail/MailException.hpp>
+#include <osl/diagnose.h>
+
+using namespace ::com::sun::star;
+
+typedef std::vector< ::rtl::Reference<IMailDispatcherListener> > MailDispatcherListenerContainer_t;
+
+namespace /* private */
+{
+    class MailDeliveryNotifier
+    {
+    public:
+        MailDeliveryNotifier(uno::Reference<mail::XMailMessage> const & message) :
+            message_(message)
+        {}
+
+        void operator() (::rtl::Reference<IMailDispatcherListener> const & listener) const
+        { listener->mailDelivered(message_); }
+
+    private:
+        uno::Reference<mail::XMailMessage> message_;
+    };
+
+    class MailDeliveryErrorNotifier
+    {
+    public:
+        MailDeliveryErrorNotifier(
+            ::rtl::Reference<MailDispatcher> const & xMailDispatcher,
+            uno::Reference<mail::XMailMessage> const & message,
+            const OUString& error_message) :
+            m_mail_dispatcher(xMailDispatcher),
+            m_message(message),
+            m_error_message(error_message)
+        {}
+
+        void operator() (::rtl::Reference<IMailDispatcherListener> const & listener) const
+        { listener->mailDeliveryError(m_mail_dispatcher, m_message, m_error_message); }
+
+    private:
+        ::rtl::Reference<MailDispatcher> m_mail_dispatcher;
+        uno::Reference<mail::XMailMessage> m_message;
+        OUString m_error_message;
+    };
+
+} // namespace private
+
+MailDispatcher::MailDispatcher(uno::Reference<mail::XSmtpService> const & mailserver) :
+    m_xMailserver( mailserver ),
+    m_bActive( false ),
+    m_bShutdownRequested( false )
+{
+    m_aWakeupCondition.reset();
+    m_aRunCondition.reset();
+
+    if (!create())
+        throw uno::RuntimeException();
+
+    // wait until the mail dispatcher thread is really alive
+    // and has acquired a reference to this instance of the
+    // class
+    m_aRunCondition.wait();
+}
+
+MailDispatcher::~MailDispatcher()
+{
+}
+
+void MailDispatcher::enqueueMailMessage(uno::Reference<mail::XMailMessage> const & message)
+{
+    ::osl::MutexGuard thread_status_guard( m_aThreadStatusMutex );
+    ::osl::MutexGuard message_container_guard( m_aMessageContainerMutex );
+
+    OSL_PRECOND( !m_bShutdownRequested, "MailDispatcher thread is shutting down already" );
+
+    m_aXMessageList.push_back( message );
+    if ( m_bActive )
+        m_aWakeupCondition.set();
+}
+
+uno::Reference<mail::XMailMessage> MailDispatcher::dequeueMailMessage()
+{
+    ::osl::MutexGuard guard( m_aMessageContainerMutex );
+    uno::Reference<mail::XMailMessage> message;
+    if ( !m_aXMessageList.empty() )
+    {
+        message = m_aXMessageList.front();
+        m_aXMessageList.pop_front();
+    }
+    return message;
+}
+
+void MailDispatcher::start()
+{
+    OSL_PRECOND(!isStarted(), "MailDispatcher is already started!");
+
+    ::osl::ClearableMutexGuard thread_status_guard( m_aThreadStatusMutex );
+
+    OSL_PRECOND(!m_bShutdownRequested, "MailDispatcher thread is shutting down already");
+
+    if ( !m_bShutdownRequested )
+    {
+        m_bActive = true;
+        m_aWakeupCondition.set();
+        thread_status_guard.clear();
+    }
+}
+
+void MailDispatcher::stop()
+{
+    OSL_PRECOND(isStarted(), "MailDispatcher not started!");
+
+    ::osl::ClearableMutexGuard thread_status_guard( m_aThreadStatusMutex );
+
+    OSL_PRECOND(!m_bShutdownRequested, "MailDispatcher thread is shutting down already");
+
+    if (!m_bShutdownRequested)
+    {
+        m_bActive = false;
+        m_aWakeupCondition.reset();
+        thread_status_guard.clear();
+    }
+}
+
+void MailDispatcher::shutdown()
+{
+    ::osl::MutexGuard thread_status_guard( m_aThreadStatusMutex );
+
+    OSL_PRECOND(!m_bShutdownRequested, "MailDispatcher thread is shutting down already");
+
+    m_bShutdownRequested = true;
+    m_aWakeupCondition.set();
+}
+
+
+void MailDispatcher::addListener(::rtl::Reference<IMailDispatcherListener> const & listener)
+{
+    OSL_PRECOND(!m_bShutdownRequested, "MailDispatcher thread is shutting down already");
+
+    ::osl::MutexGuard guard( m_aListenerContainerMutex );
+    m_aListenerVector.push_back( listener );
+}
+
+std::vector< ::rtl::Reference<IMailDispatcherListener> > MailDispatcher::cloneListener()
+{
+    ::osl::MutexGuard guard( m_aListenerContainerMutex );
+    return m_aListenerVector;
+}
+
+void MailDispatcher::sendMailMessageNotifyListener(uno::Reference<mail::XMailMessage> const & message)
+{
+    try
+    {
+        m_xMailserver->sendMailMessage( message );
+        MailDispatcherListenerContainer_t aClonedListenerVector(cloneListener());
+        std::for_each( aClonedListenerVector.begin(), aClonedListenerVector.end(),
+                       MailDeliveryNotifier(message) );
+    }
+    catch (const mail::MailException& ex)
+    {
+        MailDispatcherListenerContainer_t aClonedListenerVector(cloneListener());
+        std::for_each( aClonedListenerVector.begin(), aClonedListenerVector.end(),
+                       MailDeliveryErrorNotifier(this, message, ex.Message) );
+    }
+    catch (const uno::RuntimeException& ex)
+    {
+        MailDispatcherListenerContainer_t aClonedListenerVector(cloneListener());
+        std::for_each( aClonedListenerVector.begin(), aClonedListenerVector.end(),
+                       MailDeliveryErrorNotifier(this, message, ex.Message) );
+    }
+}
+
+void MailDispatcher::run()
+{
+    osl_setThreadName("MailDispatcher");
+
+    // acquire a self reference in order to avoid race
+    // conditions. The last client of this class must
+    // call shutdown before releasing his last reference
+    // to this class in order to shutdown this thread
+    // which will release his (the very last reference
+    // to the class and so force their destruction
+    m_xSelfReference = this;
+
+    // signal that the mail dispatcher thread is now alive
+    m_aRunCondition.set();
+
+    for(;;)
+    {
+        m_aWakeupCondition.wait();
+
+        ::osl::ClearableMutexGuard thread_status_guard( m_aThreadStatusMutex );
+        if ( m_bShutdownRequested )
+            break;
+
+        ::osl::ClearableMutexGuard message_container_guard( m_aMessageContainerMutex );
+
+        if ( !m_aXMessageList.empty() )
+        {
+            thread_status_guard.clear();
+            uno::Reference<mail::XMailMessage> message = m_aXMessageList.front();
+            m_aXMessageList.pop_front();
+            message_container_guard.clear();
+            sendMailMessageNotifyListener( message );
+        }
+        else // idle - put ourself to sleep
+        {
+            m_aWakeupCondition.reset();
+            message_container_guard.clear();
+            thread_status_guard.clear();
+            MailDispatcherListenerContainer_t aListenerListcloned( cloneListener() );
+            for( const auto & l : aListenerListcloned)
+                l->idle();
+        }
+    }
+}
+
+void MailDispatcher::onTerminated()
+{
+    //keep the reference until the end of onTerminated() because of the call order in the
+    //_threadFunc() from osl/thread.hxx
+    m_xSelfReference = nullptr;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */