Allow disco queries with a node (needed for CAPS)

src/xmpp/biboumi_component.cpp

@@ -545,10 +545,10 @@ void BiboumiComponent::handle_iq(const Stanza& stanza)
           const std::string node = query->get_tag("node");
           if (to_str == this->served_hostname)
             {
-              if (node.empty())
+              if (node.empty() || node.rfind("https://biboumi.louiz.org/#", 0) == 0)
                 {
                   // On the gateway itself
-                  this->send_self_disco_info(id, from);
+                  this->send_self_disco_info(id, from, node);
                   stanza_error.disable();
                 }
             }
@@ -952,12 +952,13 @@ std::vector<Bridge*> BiboumiComponent::get_bridges() const
   return res;
 }
 
-void BiboumiComponent::send_self_disco_info(const std::string& id, const std::string& jid_to)
+void BiboumiComponent::send_self_disco_info(const std::string& id, const std::string& jid_to, const std::string& node)
 {
   Stanza iq("iq");
   {
     iq["type"] = "result";
     iq["id"] = id;
+    if (!node.empty()) iq["node"] = node;
     iq["to"] = jid_to;
     iq["from"] = this->served_hostname;
     XmlSubNode query(iq, "query");
@@ -1213,7 +1214,7 @@ void BiboumiComponent::send_presence_to_contact(const std::string& from, const s
     c["xmlns"] = CAPS_NS;
     c["hash"] = "sha-1";
     c["node"] = "https://biboumi.louiz.org/";
-    c["ver"] = "m8CzZQt9wVuZlrV5a/vZYk/zAN0=";
+    c["ver"] = "URGCt+50NTdI6Ifcm1/YYNVxSjc=";
   }
   this->send_stanza(presence);
 }

src/xmpp/biboumi_component.hpp

@@ -63,7 +63,7 @@ public:
   /**
    * Send a result IQ with the gateway disco informations.
    */
-  void send_self_disco_info(const std::string& id, const std::string& jid_to);
+  void send_self_disco_info(const std::string& id, const std::string& jid_to, const std::string& node);
   /**
    * Send a result IQ with the disco informations regarding IRC server JIDs.
    */