1 files changed, 43 insertions, 0 deletions
diff --git a/Swiften/Serializer/PayloadSerializers/MIXUpdateSubscriptionSerializer.cpp b/Swiften/Serializer/PayloadSerializers/MIXUpdateSubscriptionSerializer.cpp
new file mode 100644
index 0000000..8e95474
--- /dev/null
+++ b/Swiften/Serializer/PayloadSerializers/MIXUpdateSubscriptionSerializer.cpp
@@ -0,0 +1,43 @@
+/*
+ * Copyright (c) 2017 Tarun Gupta
+ * Licensed under the simplified BSD license.
+ * See Documentation/Licenses/BSD-simplified.txt for more information.
+ */
+
+#include <Swiften/Serializer/PayloadSerializers/MIXUpdateSubscriptionSerializer.h>
+
+#include <memory>
+
+#include <Swiften/Serializer/PayloadSerializers/FormSerializer.h>
+#include <Swiften/Serializer/XML/XMLElement.h>
+#include <Swiften/Serializer/XML/XMLRawTextNode.h>
+
+namespace Swift {
+
+MIXUpdateSubscriptionSerializer::MIXUpdateSubscriptionSerializer() {
+}
+
+MIXUpdateSubscriptionSerializer::~MIXUpdateSubscriptionSerializer() {
+}
+
+std::string MIXUpdateSubscriptionSerializer::serializePayload(std::shared_ptr<MIXUpdateSubscription> payload) const {
+    if (!payload) {
+        return "";
+    }
+    XMLElement element("update-subscription", "urn:xmpp:mix:0");
+    if (payload->getJID()) {
+        element.setAttribute("jid", *payload->getJID());
+    }
+    auto subscriptionData = payload->getSubscriptions();
+    std::vector<std::string> subscriptions(subscriptionData.begin(), subscriptionData.end());
+    std::sort(subscriptions.begin(), subscriptions.end());
+
+    for (const auto& item : subscriptions) {
+        auto subscribeElement = std::make_shared<XMLElement>("subscribe");
+        subscribeElement->setAttribute("node", item);
+        element.addNode(subscribeElement);
+    }
+    return element.serialize();
+}
+
+}