Implement XEP-0215: External Service Discovery (#542)

Implements https://xmpp.org/extensions/xep-0215.html in version 1.0.

1 files changed, 32 insertions, 0 deletions

diff --git a/src/client/QXmppExternalServiceDiscoveryManager.h b/src/client/QXmppExternalServiceDiscoveryManager.h
new file mode 100644
index 00000000..79f5f6a1
--- /dev/null
+++ b/src/client/QXmppExternalServiceDiscoveryManager.h
@@ -0,0 +1,32 @@
+// SPDX-FileCopyrightText: 2023 Tibor Csötönyi <work@taibsu.de>
+//
+// SPDX-License-Identifier: LGPL-2.1-or-later
+
+#ifndef QXMPPEXTERNALSERVICEDISCOVERYMANAGER_H
+#define QXMPPEXTERNALSERVICEDISCOVERYMANAGER_H
+
+#include "QXmppClientExtension.h"
+#include "QXmppError.h"
+#include "QXmppExternalService.h"
+#include "QXmppTask.h"
+
+class QDateTime;
+class QXmppExternalServicePrivate;
+class QXMPP_EXPORT QXmppExternalServiceDiscoveryManager : public QXmppClientExtension
+{
+    Q_OBJECT
+
+public:
+    QXmppExternalServiceDiscoveryManager();
+    ~QXmppExternalServiceDiscoveryManager();
+
+    using ServicesResult = std::variant<QVector<QXmppExternalService>, QXmppError>;
+
+    QXmppTask<ServicesResult> requestServices(const QString &jid, const QString &node = {});
+
+    /// \cond
+    QStringList discoveryFeatures() const override;
+    /// \endcond
+};
+
+#endif  // QXMPPEXTERNALSERVICEDISCOVERYMANAGER_H