- Channel-Mode "P" ("persistent") kann nur noch von IRC-Ops gesetzt werden.

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

diff --git a/src/ngircd/irc-mode.c b/src/ngircd/irc-mode.c
index 965c1470ddf113e3f6122c61c8c50dea0f2b6e83..77670d19dfe5bada810283d15fbe8b778f4e2ef6 100644 (file)
--- a/src/ngircd/irc-mode.c
+++ b/src/ngircd/irc-mode.c
@@ -9,7 +9,7 @@
  * Naehere Informationen entnehmen Sie bitter der Datei COPYING. Eine Liste
  * der an ngIRCd beteiligten Autoren finden Sie in der Datei AUTHORS.
  *
- * $Id: irc-mode.c,v 1.11 2002/09/08 00:51:28 alex Exp $
+ * $Id: irc-mode.c,v 1.15 2002/11/22 18:28:22 alex Exp $
  *
  * irc-mode.c: IRC-Befehle zur Mode-Aenderung (MODE, AWAY, ...)
  */
@@ -37,11 +37,13 @@
 #include "irc-mode.h"
 
 
-LOCAL BOOLEAN Add_Invite PARAMS(( CLIENT *Client, CHANNEL *Channel, CHAR *Pattern ));
-LOCAL BOOLEAN Add_Ban PARAMS(( CLIENT *Client, CHANNEL *Channel, CHAR *Pattern ));
+LOCAL BOOLEAN Add_Invite PARAMS(( CLIENT *Prefix, CLIENT *Client, CHANNEL *Channel, CHAR *Pattern ));
+LOCAL BOOLEAN Add_Ban PARAMS(( CLIENT *Prefix, CLIENT *Client, CHANNEL *Channel, CHAR *Pattern ));
 
-LOCAL BOOLEAN Del_Invite PARAMS(( CLIENT *Client, CHANNEL *Channel, CHAR *Pattern ));
-LOCAL BOOLEAN Del_Ban PARAMS(( CLIENT *Client, CHANNEL *Channel, CHAR *Pattern ));
+LOCAL BOOLEAN Del_Invite PARAMS(( CLIENT *Prefix, CLIENT *Client, CHANNEL *Channel, CHAR *Pattern ));
+LOCAL BOOLEAN Del_Ban PARAMS(( CLIENT *Prefix, CLIENT *Client, CHANNEL *Channel, CHAR *Pattern ));
+
+LOCAL BOOLEAN Send_ListChange PARAMS(( CHAR *Mode, CLIENT *Prefix, CLIENT *Client, CHANNEL *Channel, CHAR *Mask ));
 
 
 GLOBAL BOOLEAN
@@ -99,17 +101,37 @@ IRC_MODE( CLIENT *Client, REQUEST *Req )
                }
                else
                {
+                       /* Listen veraendern */
+
+                       if( Client_Type( Client ) == CLIENT_USER )
+                       {
+                               /* Ist der User Channel-Operator? */
+                               modeok = FALSE;
+                               if( strchr( Channel_UserModes( chan, Client ), 'o' )) modeok = TRUE;
+                               if( Conf_OperCanMode )
+                               {
+                                       /* auch IRC-Operatoren duerfen MODE verwenden */
+                                       if( Client_OperByMe( Client )) modeok = TRUE;
+                               }
+
+                               if( ! modeok )
+                               {
+                                       Log( LOG_DEBUG, "Can't change modes: \"%s\" is not operator on %s!", Client_ID( Client ), Channel_Name( chan ));
+                                       return IRC_WriteStrClient( Client, ERR_CHANOPRIVSNEEDED_MSG, Client_ID( Client ), Channel_Name( chan ));
+                               }
+                       }
+                       
                        if( Req->argv[1][0] == '+' )
                        {
                                /* Listen-Eintrag hinzufuegen */
-                               if( *mode_ptr == 'I' ) return Add_Invite( prefix, chan, Req->argv[2] );
-                               if( *mode_ptr == 'b' ) return Add_Ban( prefix, chan, Req->argv[2] );
+                               if( *mode_ptr == 'I' ) return Add_Invite( prefix, Client, chan, Req->argv[2] );
+                               if( *mode_ptr == 'b' ) return Add_Ban( prefix, Client, chan, Req->argv[2] );
                        }
                        else if( Req->argv[1][0] == '-' )
                        {
                                /* Listen-Eintrag loeschen */
-                               if( *mode_ptr == 'I' ) return Del_Invite( prefix, chan, Req->argv[2] );
-                               if( *mode_ptr == 'b' ) return Del_Ban( prefix, chan, Req->argv[2] );
+                               if( *mode_ptr == 'I' ) return Del_Invite( prefix, Client, chan, Req->argv[2] );
+                               if( *mode_ptr == 'b' ) return Del_Ban( prefix, Client, chan, Req->argv[2] );
                        }
                }
        }
@@ -190,7 +212,7 @@ IRC_MODE( CLIENT *Client, REQUEST *Req )
                                                        Client_SetOperByMe( Client, FALSE );
                                                        x[0] = 'o';
                                                }
-                                               else ok = IRC_WriteStrClient( Client, ERR_UMODEUNKNOWNFLAG_MSG, Client_ID( Client ));
+                                               else ok = IRC_WriteStrClient( Client, ERR_NOPRIVILEGES_MSG, Client_ID( Client ));
                                                break;
                                        case 'r':
                                                /* restricted (kann nur gesetzt werden) */
@@ -267,8 +289,12 @@ IRC_MODE( CLIENT *Client, REQUEST *Req )
                                                        x[0] = 't';
                                                        break;
                                                case 'P':
-                                                       /* Persistent */
-                                                       x[0] = 'P';
+                                                       /* Persistent. Dieses Flag darf nur von IRC-Operatoren gesetzt werden! */
+                                                       if( set && ( ! Client_OperByMe( Client )))
+                                                       {
+                                                               ok = IRC_WriteStrClient( Client, ERR_NOPRIVILEGES_MSG, Client_ID( Client ));
+                                                       }
+                                                       else x[0] = 'P';
                                                        break;
                                                default:
                                                        Log( LOG_DEBUG, "Unknown channel-mode \"%c%c\" from \"%s\" at %s!?", set ? '+' : '-', *mode_ptr, Client_ID( Client ), Channel_Name( chan ));
@@ -435,7 +461,7 @@ IRC_AWAY( CLIENT *Client, REQUEST *Req )
 
 
 LOCAL BOOLEAN
-Add_Invite( CLIENT *Client, CHANNEL *Channel, CHAR *Pattern )
+Add_Invite( CLIENT *Prefix, CLIENT *Client, CHANNEL *Channel, CHAR *Pattern )
 {
        CHAR *mask;
 
@@ -445,19 +471,13 @@ Add_Invite( CLIENT *Client, CHANNEL *Channel, CHAR *Pattern )
 
        mask = Lists_MakeMask( Pattern );
 
-       if( ! Lists_AddInvited( mask, Channel, FALSE )) return CONNECTED;
-
-       IRC_WriteStrChannelPrefix( Client, Channel, Client, TRUE, "MODE %s +I %s", Channel_Name( Channel ), mask );
-       if( Client_Type( Client ) == CLIENT_USER )
-       {
-               if( ! IRC_WriteStrClientPrefix( Client, Client, "MODE %s +I %s", Channel_Name( Channel ), mask )) return DISCONNECTED;
-       }
-       return CONNECTED;
+       if( ! Lists_AddInvited( Prefix, mask, Channel, FALSE )) return CONNECTED;
+       return Send_ListChange( "+I", Prefix, Client, Channel, mask );
 } /* Add_Invite */
 
 
 LOCAL BOOLEAN
-Add_Ban( CLIENT *Client, CHANNEL *Channel, CHAR *Pattern )
+Add_Ban( CLIENT *Prefix, CLIENT *Client, CHANNEL *Channel, CHAR *Pattern )
 {
        CHAR *mask;
 
@@ -467,19 +487,13 @@ Add_Ban( CLIENT *Client, CHANNEL *Channel, CHAR *Pattern )
 
        mask = Lists_MakeMask( Pattern );
 
-       if( ! Lists_AddBanned( mask, Channel )) return CONNECTED;
-
-       IRC_WriteStrChannelPrefix( Client, Channel, Client, TRUE, "MODE %s +b %s", Channel_Name( Channel ), mask );
-       if( Client_Type( Client ) == CLIENT_USER )
-       {
-               if( ! IRC_WriteStrClientPrefix( Client, Client, "MODE %s +b %s", Channel_Name( Channel ), mask )) return DISCONNECTED;
-       }
-       return CONNECTED;
+       if( ! Lists_AddBanned( Prefix, mask, Channel )) return CONNECTED;
+       return Send_ListChange( "+b", Prefix, Client, Channel, mask );
 } /* Add_Ban */
 
 
 LOCAL BOOLEAN
-Del_Invite( CLIENT *Client, CHANNEL *Channel, CHAR *Pattern )
+Del_Invite( CLIENT *Prefix, CLIENT *Client, CHANNEL *Channel, CHAR *Pattern )
 {
        CHAR *mask;
 
@@ -489,18 +503,12 @@ Del_Invite( CLIENT *Client, CHANNEL *Channel, CHAR *Pattern )
 
        mask = Lists_MakeMask( Pattern );
        Lists_DelInvited( mask, Channel );
-
-       IRC_WriteStrChannelPrefix( Client, Channel, Client, TRUE, "MODE %s -I %s", Channel_Name( Channel ), mask );
-       if( Client_Type( Client ) == CLIENT_USER )
-       {
-               if( ! IRC_WriteStrClientPrefix( Client, Client, "MODE %s -I %s", Channel_Name( Channel ), mask )) return DISCONNECTED;
-       }
-       return CONNECTED;
+       return Send_ListChange( "-I", Prefix, Client, Channel, mask );
 } /* Del_Invite */
 
 
 LOCAL BOOLEAN
-Del_Ban( CLIENT *Client, CHANNEL *Channel, CHAR *Pattern )
+Del_Ban( CLIENT *Prefix, CLIENT *Client, CHANNEL *Channel, CHAR *Pattern )
 {
        CHAR *mask;
 
@@ -510,14 +518,32 @@ Del_Ban( CLIENT *Client, CHANNEL *Channel, CHAR *Pattern )
 
        mask = Lists_MakeMask( Pattern );
        Lists_DelBanned( mask, Channel );
+       return Send_ListChange( "-b", Prefix, Client, Channel, mask );
+} /* Del_Ban */
+
+
+LOCAL BOOLEAN
+Send_ListChange( CHAR *Mode, CLIENT *Prefix, CLIENT *Client, CHANNEL *Channel, CHAR *Mask )
+{
+       /* Bestaetigung an Client schicken & andere Server sowie Channel-User informieren */
+
+       BOOLEAN ok;
 
-       IRC_WriteStrChannelPrefix( Client, Channel, Client, TRUE, "MODE %s -b %s", Channel_Name( Channel ), mask );
        if( Client_Type( Client ) == CLIENT_USER )
        {
-               if( ! IRC_WriteStrClientPrefix( Client, Client, "MODE %s -b %s", Channel_Name( Channel ), mask )) return DISCONNECTED;
+               /* Bestaetigung an Client */
+               ok = IRC_WriteStrClientPrefix( Client, Prefix, "MODE %s %s %s", Channel_Name( Channel ), Mode, Mask );
        }
-       return CONNECTED;
-} /* Del_Ban */
+       else ok = TRUE;
+
+       /* an andere Server */
+       IRC_WriteStrServersPrefix( Client, Prefix, "MODE %s %s %s", Channel_Name( Channel ), Mode, Mask );
+
+       /* und lokale User im Channel */
+       IRC_WriteStrChannelPrefix( Client, Channel, Prefix, FALSE, "MODE %s %s %s", Channel_Name( Channel ), Mode, Mask );
+       
+       return ok;
+} /* Send_ListChange */
 
 
 /* -eof- */