Add a reload add-hoc command

src/xmpp/adhoc_command.cpp

@@ -3,6 +3,8 @@
 
 #include <bridge/bridge.hpp>
 
+#include <utils/reload.hpp>
+
 using namespace std::string_literals;
 
 AdhocCommand::AdhocCommand(std::vector<AdhocStep>&& callbacks, const std::string& name, const bool admin_only):
@@ -198,3 +200,13 @@ void DisconnectUserStep2(XmppComponent* xmpp_component, AdhocSession& session, X
   session.terminate();
 }
 
+void Reload(XmppComponent*, AdhocSession& session, XmlNode& command_node)
+{
+  ::reload_process();
+  command_node.delete_all_children();
+  XmlNode note("note");
+  note["type"] = "info";
+  note.set_inner("Configuration reloaded.");
+  note.close();
+  command_node.add_child(std::move(note));
+}

src/xmpp/adhoc_command.hpp

@@ -40,5 +40,6 @@ void HelloStep1(XmppComponent*, AdhocSession& session, XmlNode& command_node);
 void HelloStep2(XmppComponent*, AdhocSession& session, XmlNode& command_node);
 void DisconnectUserStep1(XmppComponent*, AdhocSession& session, XmlNode& command_node);
 void DisconnectUserStep2(XmppComponent*, AdhocSession& session, XmlNode& command_node);
+void Reload(XmppComponent*, AdhocSession& session, XmlNode& command_node);
 
 #endif // ADHOC_COMMAND_HPP

src/xmpp/adhoc_commands_handler.cpp

@@ -15,7 +15,8 @@ AdhocCommandsHandler::AdhocCommandsHandler(XmppComponent* xmpp_component):
   commands{
   {"ping", AdhocCommand({&PingStep1}, "Do a ping", false)},
   {"hello", AdhocCommand({&HelloStep1, &HelloStep2}, "Receive a custom greeting", false)},
-  {"disconnect-user", AdhocCommand({&DisconnectUserStep1, &DisconnectUserStep2}, "Disconnect a user from the gateway", true)}
+  {"disconnect-user", AdhocCommand({&DisconnectUserStep1, &DisconnectUserStep2}, "Disconnect a user from the gateway", true)},
+  {"reload", AdhocCommand({&Reload}, "Reload biboumi’s configuration", true)}
   }
 {
 }