Added param to EVENT_CHANGE_NICK for old nickname

git-svn-id: http://anope.svn.sourceforge.net/svnroot/anope/stable@2978 5417fbe8-f217-4b02-8779-1006273d7864

Changes

@@ -5,6 +5,7 @@ Anope Version 1.8 - SVN
 5/12  A Added logging for stateful commands                              [  #00]
 5/22  A Added an internal event called when a nick is ghosted            [  #00]
 5/22  A Added an internal event called when a nick is recovered          [  #00]
+5/23  A Added old nick parameter to EVENT_CHANGE_NICK                    [  #00]
 4/15  F Fixed os_info to backup its database on Windows                  [  #00]
 4/15  F Fixed a potential crash in cs_clear ops                          [#1154]
 4/16  F Fixed missing TS6SID on FJOIN in inspircd12                      [  #00]

docs/EVENTS

@@ -280,7 +280,9 @@ Anope Internal Events
 
     EVENT_CHANGE_NICK
         A user has just changed it's nick.
-        av[0]  The new nickname of the user.
+        av[0]  The new nickname of the user. Event is called after the user has been changed
+               to this nickname.
+        av[1]  The old nickname of the user.
 
     EVENT_CONNECT
         This event is emitted when the connection to our uplink hub is being

src/users.c

@@ -510,6 +510,7 @@ User *do_nick(const char *source, char *nick, char *username, char *host,
     int status = 0;             /* Status to apply */
     char mask[USERMAX + HOSTMAX + 2];
     char *logrealname;
+    char *oldnick;
 
     if (!*source) {
         char ipbuf[16];
@@ -743,8 +744,10 @@ User *do_nick(const char *source, char *nick, char *username, char *host,
                 cancel_user(user);
             }
 
+            oldnick = sstrdup(user->nick);
             change_user_nick(user, nick);
-            send_event(EVENT_CHANGE_NICK, 1, nick);
+            send_event(EVENT_CHANGE_NICK, 2, nick, oldnick);
+            free(oldnick);
 
             if ((old_na ? old_na->nc : NULL) ==
                 (user->na ? user->na->nc : NULL))

version.log

@@ -9,9 +9,10 @@ VERSION_MAJOR="1"
 VERSION_MINOR="8"
 VERSION_PATCH="4"
 VERSION_EXTRA="-svn"
-VERSION_BUILD="2976"
+VERSION_BUILD="2978"
 
 # $Log$ # Changes since the 1.8.4 Release
+#Revision 2978 - Added param to EVENT_CHANGE_NICK for old nickname
 #Revision 2976 - Added internal events called when nick is ghosted and when nick is recovered
 #Revision 2969 - Extension to r2952 adding logging for BS BOT
 #Revision 2966 - Fixed English in e-mail messages