From 2ccc8d2d7033bb7180638ec8f980b904cfe3d686 Mon Sep 17 00:00:00 2001
From: Melvin Keskin <melvo@olomono.de>
Date: Thu, 2 Sep 2021 23:27:45 +0200
Subject: Add QXmppOmemoDeviceList
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Co-authored-by: Germán Márquez Mejía <mancho@olomono.de>
---
 src/base/QXmppOmemoData.cpp     | 71 +++++++++++++++++++++++++++++++++++++++++
 src/base/QXmppOmemoDeviceList.h | 55 +++++++++++++++++++++++++++++++
 2 files changed, 126 insertions(+)
 create mode 100644 src/base/QXmppOmemoDeviceList.h

(limited to 'src/base')

diff --git a/src/base/QXmppOmemoData.cpp b/src/base/QXmppOmemoData.cpp
index c714e8f0..b095ac24 100644
--- a/src/base/QXmppOmemoData.cpp
+++ b/src/base/QXmppOmemoData.cpp
@@ -24,6 +24,7 @@
 
 #include "QXmppConstants_p.h"
 #include "QXmppOmemoDeviceElement.h"
+#include "QXmppOmemoDeviceList.h"
 #include "QXmppUtils.h"
 
 #include <QDomElement>
@@ -160,3 +161,73 @@ bool QXmppOmemoDeviceElement::isOmemoDeviceElement(const QDomElement &element)
     return element.tagName() == QStringLiteral("device") &&
         element.namespaceURI() == ns_omemo_1;
 }
+
+///
+/// \class QXmppOmemoDeviceList
+///
+/// \brief The QXmppOmemoDeviceList class represents an OMEMO device list
+/// as defined by \xep{0384, OMEMO Encryption}.
+///
+/// \since QXmpp 1.5
+///
+
+///
+/// Constructs an OMEMO device list.
+///
+QXmppOmemoDeviceList::QXmppOmemoDeviceList()
+{
+}
+
+///
+/// Constructs a copy of \a other.
+///
+/// \param other
+///
+QXmppOmemoDeviceList::QXmppOmemoDeviceList(const QXmppOmemoDeviceList &other) = default;
+
+QXmppOmemoDeviceList::~QXmppOmemoDeviceList() = default;
+
+///
+/// Assigns \a other to this OMEMO device list.
+///
+/// \param other
+///
+QXmppOmemoDeviceList &QXmppOmemoDeviceList::operator=(const QXmppOmemoDeviceList &other) = default;
+
+/// \cond
+void QXmppOmemoDeviceList::parse(const QDomElement &element)
+{
+    for (auto device = element.firstChildElement("device");
+         !device.isNull();
+         device = device.nextSiblingElement("device")) {
+        QXmppOmemoDeviceElement deviceElement;
+        deviceElement.parse(device);
+        append(deviceElement);
+    }
+}
+
+void QXmppOmemoDeviceList::toXml(QXmlStreamWriter *writer) const
+{
+    writer->writeStartElement("devices");
+    writer->writeDefaultNamespace(ns_omemo_1);
+
+    for (const auto &device : *this) {
+        device.toXml(writer);
+    }
+
+    writer->writeEndElement();
+}
+/// \endcond
+
+///
+/// Determines whether the given DOM element is an OMEMO device list.
+///
+/// \param element DOM element being checked
+///
+/// \return true if element is an OMEMO device list, otherwise false
+///
+bool QXmppOmemoDeviceList::isOmemoDeviceList(const QDomElement &element)
+{
+    return element.tagName() == QStringLiteral("devices") &&
+        element.namespaceURI() == ns_omemo_1;
+}
diff --git a/src/base/QXmppOmemoDeviceList.h b/src/base/QXmppOmemoDeviceList.h
new file mode 100644
index 00000000..36895486
--- /dev/null
+++ b/src/base/QXmppOmemoDeviceList.h
@@ -0,0 +1,55 @@
+/*
+ * Copyright (C) 2008-2021 The QXmpp developers
+ *
+ * Author:
+ *  Germán Márquez Mejía
+ *  Melvin Keskin
+ *
+ * Source:
+ *  https://github.com/qxmpp-project/qxmpp
+ *
+ * This file is a part of QXmpp library.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 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
+ * Lesser General Public License for more details.
+ *
+ */
+
+#ifndef QXMPPOMEMODEVICELIST_H
+#define QXMPPOMEMODEVICELIST_H
+
+#include "QXmppGlobal.h"
+
+#include "QList"
+
+class QDomElement;
+class QXmlStreamWriter;
+class QXmppOmemoDeviceElement;
+
+class QXMPP_EXPORT QXmppOmemoDeviceList : public QList<QXmppOmemoDeviceElement>
+{
+public:
+    QXmppOmemoDeviceList();
+    QXmppOmemoDeviceList(const QXmppOmemoDeviceList &other);
+    ~QXmppOmemoDeviceList();
+
+    QXmppOmemoDeviceList &operator=(const QXmppOmemoDeviceList &other);
+
+    /// \cond
+    void parse(const QDomElement &element);
+    void toXml(QXmlStreamWriter *writer) const;
+    /// \endcond
+
+    static bool isOmemoDeviceList(const QDomElement &element);
+};
+
+Q_DECLARE_TYPEINFO(QXmppOmemoDeviceList, Q_MOVABLE_TYPE);
+
+#endif  // QXMPPOMEMODEVICELIST_H
-- 
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