Messages coming from the IRC server are of type "chat"

src/bridge/bridge.cpp

@@ -188,7 +188,7 @@ void Bridge::send_message(const Iid& iid, const std::string& nick, const std::st
                                  this->make_xmpp_body(body), this->user_jid);
   else
     this->xmpp->send_message(iid.chan + "%" + iid.server,
-                             this->make_xmpp_body(body), this->user_jid);
+                             this->make_xmpp_body(body), this->user_jid, "chat");
 }
 
 void Bridge::send_muc_leave(Iid&& iid, std::string&& nick, const std::string& message, const bool self)
@@ -220,7 +220,7 @@ void Bridge::send_xmpp_message(const std::string& from, const std::string& autho
     body = std::string("[") + author + std::string("] ") + msg;
   else
     body = msg;
-  this->xmpp->send_message(from, this->make_xmpp_body(body), this->user_jid);
+  this->xmpp->send_message(from, this->make_xmpp_body(body), this->user_jid, "chat");
 }
 
 void Bridge::send_user_join(const std::string& hostname,

src/xmpp/xmpp_component.cpp

@@ -457,11 +457,13 @@ void* XmppComponent::get_receive_buffer(const size_t size) const
   return this->parser.get_buffer(size);
 }
 
-void XmppComponent::send_message(const std::string& from, Xmpp::body&& body, const std::string& to)
+void XmppComponent::send_message(const std::string& from, Xmpp::body&& body, const std::string& to, const std::string& type)
 {
   XmlNode node("message");
   node["to"] = to;
   node["from"] = from + "@" + this->served_hostname;
+  if (!type.empty())
+    node["type"] = type;
   XmlNode body_node("body");
   body_node.set_inner(std::get<0>(body));
   body_node.close();

src/xmpp/xmpp_component.hpp

@@ -81,7 +81,8 @@ public:
   /**
    * Send a message from from@served_hostname, with the given body
    */
-  void send_message(const std::string& from, Xmpp::body&& body, const std::string& to);
+  void send_message(const std::string& from, Xmpp::body&& body,
+                    const std::string& to, const std::string& type);
   /**
    * Send a join from a new participant
    */