From 9714d02018904b0c207a3f4d7de0be1a6a22774b Mon Sep 17 00:00:00 2001
From: Florent Le Coz <louiz@louiz.org>
Date: Mon, 21 Dec 2015 21:15:03 +0100
Subject: Also store a reference instead of a pointer, in AdhocCommandsHandler

---
 louloulibs/xmpp/adhoc_command.cpp          | 14 ++++++--------
 louloulibs/xmpp/adhoc_command.hpp          |  8 ++++----
 louloulibs/xmpp/adhoc_commands_handler.hpp |  7 +++----
 louloulibs/xmpp/adhoc_session.hpp          |  2 +-
 louloulibs/xmpp/xmpp_component.cpp         |  2 +-
 5 files changed, 15 insertions(+), 18 deletions(-)

(limited to 'louloulibs')

diff --git a/louloulibs/xmpp/adhoc_command.cpp b/louloulibs/xmpp/adhoc_command.cpp
index b8b07c6..8a8bcff 100644
--- a/louloulibs/xmpp/adhoc_command.cpp
+++ b/louloulibs/xmpp/adhoc_command.cpp
@@ -20,7 +20,7 @@ bool AdhocCommand::is_admin_only() const
   return this->admin_only;
 }
 
-void PingStep1(XmppComponent*, AdhocSession&, XmlNode& command_node)
+void PingStep1(XmppComponent&, AdhocSession&, XmlNode& command_node)
 {
   XmlNode note("note");
   note["type"] = "info";
@@ -28,7 +28,7 @@ void PingStep1(XmppComponent*, AdhocSession&, XmlNode& command_node)
   command_node.add_child(std::move(note));
 }
 
-void HelloStep1(XmppComponent*, AdhocSession&, XmlNode& command_node)
+void HelloStep1(XmppComponent&, AdhocSession&, XmlNode& command_node)
 {
   XmlNode x("jabber:x:data:x");
   x["type"] = "form";
@@ -48,11 +48,10 @@ void HelloStep1(XmppComponent*, AdhocSession&, XmlNode& command_node)
   command_node.add_child(std::move(x));
 }
 
-void HelloStep2(XmppComponent*, AdhocSession& session, XmlNode& command_node)
+void HelloStep2(XmppComponent&, AdhocSession& session, XmlNode& command_node)
 {
   // Find out if the name was provided in the form.
-  const XmlNode* x = command_node.get_child("x", "jabber:x:data");
-  if (x)
+  if (const XmlNode* x = command_node.get_child("x", "jabber:x:data"))
     {
       const XmlNode* name_field = nullptr;
       for (const XmlNode* field: x->get_children("field", "jabber:x:data"))
@@ -63,8 +62,7 @@ void HelloStep2(XmppComponent*, AdhocSession& session, XmlNode& command_node)
           }
       if (name_field)
         {
-          const XmlNode* value = name_field->get_child("value", "jabber:x:data");
-          if (value)
+          if (const XmlNode* value = name_field->get_child("value", "jabber:x:data"))
             {
               XmlNode note("note");
               note["type"] = "info";
@@ -84,7 +82,7 @@ void HelloStep2(XmppComponent*, AdhocSession& session, XmlNode& command_node)
   session.terminate();
 }
 
-void Reload(XmppComponent*, AdhocSession&, XmlNode& command_node)
+void Reload(XmppComponent&, AdhocSession&, XmlNode& command_node)
 {
   ::reload_process();
   command_node.delete_all_children();
diff --git a/louloulibs/xmpp/adhoc_command.hpp b/louloulibs/xmpp/adhoc_command.hpp
index 1ff2bcf..a2e033a 100644
--- a/louloulibs/xmpp/adhoc_command.hpp
+++ b/louloulibs/xmpp/adhoc_command.hpp
@@ -35,9 +35,9 @@ private:
   const bool admin_only;
 };
 
-void PingStep1(XmppComponent*, AdhocSession& session, XmlNode& command_node);
-void HelloStep1(XmppComponent*, AdhocSession& session, XmlNode& command_node);
-void HelloStep2(XmppComponent*, AdhocSession& session, XmlNode& command_node);
-void Reload(XmppComponent*, AdhocSession& session, XmlNode& command_node);
+void PingStep1(XmppComponent&, AdhocSession& session, XmlNode& command_node);
+void HelloStep1(XmppComponent&, AdhocSession& session, XmlNode& command_node);
+void HelloStep2(XmppComponent&, AdhocSession& session, XmlNode& command_node);
+void Reload(XmppComponent&, AdhocSession& session, XmlNode& command_node);
 
 #endif // ADHOC_COMMAND_HPP
diff --git a/louloulibs/xmpp/adhoc_commands_handler.hpp b/louloulibs/xmpp/adhoc_commands_handler.hpp
index cf9ca17..0614b2f 100644
--- a/louloulibs/xmpp/adhoc_commands_handler.hpp
+++ b/louloulibs/xmpp/adhoc_commands_handler.hpp
@@ -16,7 +16,7 @@
 class AdhocCommandsHandler
 {
 public:
-  explicit AdhocCommandsHandler(XmppComponent* xmpp_component):
+  explicit AdhocCommandsHandler(XmppComponent& xmpp_component):
     xmpp_component(xmpp_component),
     commands{}
   { }
@@ -50,10 +50,9 @@ public:
   void remove_session(const std::string& session_id, const std::string& initiator_jid);
 private:
   /**
-   * A pointer to the XmppComponent, to access to basically anything in the
-   * gateway.
+   * To access basically anything in the gateway.
    */
-  XmppComponent* xmpp_component;
+  XmppComponent& xmpp_component;
   /**
    * The list of all available commands.
    */
diff --git a/louloulibs/xmpp/adhoc_session.hpp b/louloulibs/xmpp/adhoc_session.hpp
index 7f07dc1..e98b6a8 100644
--- a/louloulibs/xmpp/adhoc_session.hpp
+++ b/louloulibs/xmpp/adhoc_session.hpp
@@ -17,7 +17,7 @@ class AdhocSession;
  * XmlNode and modifies it accordingly (inserting for example an <error/>
  * node, or a data form…).
  */
-using AdhocStep = std::function<void(XmppComponent*, AdhocSession&, XmlNode&)>;
+using AdhocStep = std::function<void(XmppComponent&, AdhocSession&, XmlNode&)>;
 
 class AdhocSession
 {
diff --git a/louloulibs/xmpp/xmpp_component.cpp b/louloulibs/xmpp/xmpp_component.cpp
index ce9552f..a82892d 100644
--- a/louloulibs/xmpp/xmpp_component.cpp
+++ b/louloulibs/xmpp/xmpp_component.cpp
@@ -45,7 +45,7 @@ XmppComponent::XmppComponent(std::shared_ptr<Poller> poller, const std::string&
   doc_open(false),
   served_hostname(hostname),
   stanza_handlers{},
-  adhoc_commands_handler(this)
+  adhoc_commands_handler(*this)
 {
   this->parser.add_stream_open_callback(std::bind(&XmppComponent::on_remote_stream_open, this,
                                                   std::placeholders::_1));
-- 
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