- Implemented channel modes k (key) and l (user limit).

[ngircd-alex.git] / src / ngircd / irc-mode.c

diff --git a/src/ngircd/irc-mode.c b/src/ngircd/irc-mode.c
index 381811e456c5ee6a3830e22fee44c1a7c23eca8f..148698ac48096ab562fb28f393e9eaea968e53d6 100644 (file)
--- a/src/ngircd/irc-mode.c
+++ b/src/ngircd/irc-mode.c
@@ -14,10 +14,12 @@
 
 #include "portab.h"
 
-static char UNUSED id[] = "$Id: irc-mode.c,v 1.22 2002/12/16 10:52:53 alex Exp $";
+static char UNUSED id[] = "$Id: irc-mode.c,v 1.23 2002/12/16 23:06:46 alex Exp $";
 
 #include "imp.h"
 #include <assert.h>
+#include <stdio.h>
+#include <stdlib.h>
 #include <string.h>
 
 #include "conn.h"
@@ -178,6 +180,7 @@ Client_Mode( CLIENT *Client, REQUEST *Req, CLIENT *Origin, CLIENT *Target )
                                Log( LOG_DEBUG, "Unknown mode \"%c%c\" from \"%s\"!?", set ? '+' : '-', *mode_ptr, Client_ID( Origin ));
                                if( Client_Type( Client ) != CLIENT_SERVER ) ok = IRC_WriteStrClient( Origin, ERR_UMODEUNKNOWNFLAG2_MSG, Client_ID( Origin ), set ? '+' : '-', *mode_ptr );
                                x[0] = '\0';
+                               goto client_exit;
                }
                if( ! ok ) break;
 
@@ -196,7 +199,8 @@ Client_Mode( CLIENT *Client, REQUEST *Req, CLIENT *Origin, CLIENT *Target )
                        if( Client_ModeDel( Target, x[0] )) strcat( the_modes, x );
                }               
        }
-
+client_exit:
+       
        /* Are there changed modes? */
        if( the_modes[1] )
        {
@@ -226,10 +230,11 @@ Channel_Mode( CLIENT *Client, REQUEST *Req, CLIENT *Origin, CHANNEL *Channel )
 {
        /* Handle channel and channel-user modes */
 
-       CHAR the_modes[COMMAND_LEN], the_args[COMMAND_LEN], x[2], *mode_ptr;
+       CHAR the_modes[COMMAND_LEN], the_args[COMMAND_LEN], x[2], argadd[CLIENT_PASS_LEN], *mode_ptr;
        BOOLEAN ok, set, modeok, skiponce;
        INT mode_arg, arg_arg;
        CLIENT *client;
+       LONG l;
 
        /* Mode request: let's answer it :-) */
        if( Req->argc == 1 ) return IRC_WriteStrClient( Origin, RPL_CHANNELMODEIS_MSG, Client_ID( Origin ), Channel_Name( Channel ), Channel_Modes( Channel ));
@@ -308,6 +313,7 @@ Channel_Mode( CLIENT *Client, REQUEST *Req, CLIENT *Origin, CHANNEL *Channel )
 
                /* Validate modes */
                x[0] = '\0';
+               argadd[0] = '\0';
                client = NULL;
                switch( *mode_ptr )
                {
@@ -365,6 +371,56 @@ Channel_Mode( CLIENT *Client, REQUEST *Req, CLIENT *Origin, CHANNEL *Channel )
                                }
                                else ok = IRC_WriteStrClient( Origin, ERR_NEEDMOREPARAMS_MSG, Client_ID( Origin ), Req->command );
                                break;
+                       case 'k':
+                               /* Channel key */
+                               if( ! set )
+                               {
+                                       if( modeok ) x[0] = *mode_ptr;
+                                       else ok = IRC_WriteStrClient( Origin, ERR_CHANOPRIVSNEEDED_MSG, Client_ID( Origin ), Channel_Name( Channel ));
+                                       break;
+                               }
+                               if( arg_arg > mode_arg )
+                               {
+                                       if( modeok )
+                                       {
+                                               Channel_ModeDel( Channel, 'k' );
+                                               Channel_SetKey( Channel, Req->argv[arg_arg] );
+                                               strcpy( argadd, Channel_Key( Channel ));
+                                               x[0] = *mode_ptr;
+                                       }
+                                       else ok = IRC_WriteStrClient( Origin, ERR_CHANOPRIVSNEEDED_MSG, Client_ID( Origin ), Channel_Name( Channel ));
+                                       Req->argv[arg_arg][0] = '\0';
+                                       arg_arg++;
+                               }
+                               else ok = IRC_WriteStrClient( Origin, ERR_NEEDMOREPARAMS_MSG, Client_ID( Origin ), Req->command );
+                               break;
+                       case 'l':
+                               /* Member limit */
+                               if( ! set )
+                               {
+                                       if( modeok ) x[0] = *mode_ptr;
+                                       else ok = IRC_WriteStrClient( Origin, ERR_CHANOPRIVSNEEDED_MSG, Client_ID( Origin ), Channel_Name( Channel ));
+                                       break;
+                               }
+                               if( arg_arg > mode_arg )
+                               {
+                                       if( modeok )
+                                       {
+                                               l = atol( Req->argv[arg_arg] );
+                                               if( l > 0 && l < 0xFFFF )
+                                               {
+                                                       Channel_ModeDel( Channel, 'l' );
+                                                       Channel_SetMaxUsers( Channel, l );
+                                                       sprintf( argadd, "%ld", l );
+                                                       x[0] = *mode_ptr;
+                                               }
+                                       }
+                                       else ok = IRC_WriteStrClient( Origin, ERR_CHANOPRIVSNEEDED_MSG, Client_ID( Origin ), Channel_Name( Channel ));
+                                       Req->argv[arg_arg][0] = '\0';
+                                       arg_arg++;
+                               }
+                               else ok = IRC_WriteStrClient( Origin, ERR_NEEDMOREPARAMS_MSG, Client_ID( Origin ), Req->command );
+                               break;
 
                        /* Channel lists */
                        case 'I':
@@ -404,6 +460,7 @@ Channel_Mode( CLIENT *Client, REQUEST *Req, CLIENT *Origin, CHANNEL *Channel )
                                Log( LOG_DEBUG, "Unknown mode \"%c%c\" from \"%s\" on %s!?", set ? '+' : '-', *mode_ptr, Client_ID( Origin ), Channel_Name( Channel ));
                                if( Client_Type( Client ) != CLIENT_SERVER ) ok = IRC_WriteStrClient( Origin, ERR_UMODEUNKNOWNFLAG2_MSG, Client_ID( Origin ), set ? '+' : '-', *mode_ptr );
                                x[0] = '\0';
+                               goto chan_exit;
                }
                if( ! ok ) break;
 
@@ -455,8 +512,16 @@ Channel_Mode( CLIENT *Client, REQUEST *Req, CLIENT *Origin, CHANNEL *Channel )
                                        Log( LOG_DEBUG, "Channel %s: Mode change, now \"%s\".", Channel_Name( Channel ), Channel_Modes( Channel ));
                                }
                        }
-               }               
+               }
+
+               /* Are there additional arguments to add? */
+               if( argadd[0] )
+               {
+                       if( the_args[strlen( the_args ) - 1] != ' ' ) strcat( the_args, " " );
+                       strcat( the_args, argadd );
+               }
        }
+chan_exit:
 
        /* Are there changed modes? */
        if( the_modes[1] )