Add chmode +N, which prevents nickchanges.

[irc/rqf/shadowircd.git] / src / channel.c

diff --git a/src/channel.c b/src/channel.c
index 1f0c9c13a7d3f9c1aa8c262cfe0ecc162eae44af..1e35f3d8f8ae97302eef6ea20ed08859088ab0b5 100644 (file)
--- a/src/channel.c
+++ b/src/channel.c
@@ -41,6 +41,7 @@
 #include "s_conf.h"            /* ConfigFileEntry, ConfigChannel */
 #include "s_newconf.h"
 #include "logger.h"
+#include "packet.h"
 
 struct config_channel_entry ConfigChannel;
 rb_dlink_list global_channel_list;
@@ -903,6 +904,32 @@ find_bannickchange_channel(struct Client *client_p)
        return NULL;
 }
 
+/* find_nonickchange_channel()
+ * Input: client to check
+ * Output: channel preventing nick change
+ */
+struct Channel *
+find_nonickchange_channel(struct Client *client_p)
+{
+       struct Channel *chptr;
+       struct membership *msptr;
+       rb_dlink_node *ptr;
+
+       if (!MyClient(client_p))
+               return NULL;
+
+       RB_DLINK_FOREACH(ptr, client_p->user->channel.head)
+       {
+               msptr = ptr->data;
+               chptr = msptr->chptr;
+               if (is_chanop_voiced(msptr))
+                       continue;               
+               if (chptr->mode.mode & MODE_NONICK)
+                       return chptr;
+       }
+       return NULL;
+}
+
 /* void check_spambot_warning(struct Client *source_p)
  * Input: Client to check, channel name or NULL if this is a part.
  * Output: none
@@ -1401,7 +1428,80 @@ check_forward(struct Client *source_p, struct Channel *chptr,
        return NULL;
 }
 
-void user_join(struct Client * source_p, char * channels, char * keys)
+/*
+ * do_join_0
+ *
+ * inputs      - pointer to client doing join 0
+ * output      - NONE
+ * side effects        - Use has decided to join 0. This is legacy
+ *               from the days when channels were numbers not names. *sigh*
+ */
+void
+do_join_0(struct Client *client_p, struct Client *source_p)
+{
+       struct membership *msptr;
+       struct Channel *chptr = NULL;
+       rb_dlink_node *ptr;
+
+       /* Finish the flood grace period... */
+       if(MyClient(source_p) && !IsFloodDone(source_p))
+               flood_endgrace(source_p);
+
+       sendto_server(client_p, NULL, CAP_TS6, NOCAPS, ":%s JOIN 0", use_id(source_p));
+
+       while((ptr = source_p->user->channel.head))
+       {
+       if(source_p->user->channel.head && MyConnect(source_p) &&
+          !IsOper(source_p) && !IsExemptSpambot(source_p))
+               check_spambot_warning(source_p, NULL);
+
+               msptr = ptr->data;
+               chptr = msptr->chptr;
+               sendto_channel_local(ALL_MEMBERS, chptr, ":%s!%s@%s PART %s",
+                                    source_p->name,
+                                    source_p->username, source_p->host, chptr->chname);
+               remove_user_from_channel(msptr);
+       }
+}
+
+int
+check_channel_name_loc(struct Client *source_p, const char *name)
+{
+       const char *p;
+
+       s_assert(name != NULL);
+       if(EmptyString(name))
+               return 0;
+
+       if(ConfigFileEntry.disable_fake_channels && !IsOper(source_p))
+       {
+               for(p = name; *p; ++p)
+               {
+                       if(!IsChanChar(*p) || IsFakeChanChar(*p))
+                               return 0;
+               }
+       }
+       else
+       {
+               for(p = name; *p; ++p)
+               {
+                       if(!IsChanChar(*p))
+                               return 0;
+               }
+       }
+
+       if(ConfigChannel.only_ascii_channels)
+    {
+       for(p = name; *p; ++p)
+                       if(*p < 33 || *p > 126)
+                       return 0;
+    }
+
+
+       return 1;
+}
+
+void user_join(struct Client * client_p, struct Client * source_p, const char * channels, const char * keys)
 {
        static char jbuf[BUFSIZE];
        struct Channel *chptr = NULL;
@@ -1413,7 +1513,6 @@ void user_join(struct Client * source_p, char * channels, char * keys)
        char *p = NULL, *p2 = NULL;
        char *chanlist;
        char *mykey;
-       int successful_join_count = 0;  /* Number of channels successfully joined */
 
        jbuf[0] = '\0';
 
@@ -1547,14 +1646,9 @@ void user_join(struct Client * source_p, char * channels, char * keys)
                {
                        sendto_one(source_p, form_str(ERR_TOOMANYCHANNELS),
                                   me.name, source_p->name, name);
-                       if(successful_join_count)
-                               source_p->localClient->last_join_time = rb_current_time();
                        return;
                }
 
-               if(flags == 0)  /* if channel doesn't exist, don't penalize */
-                       successful_join_count++;
-
                if(chptr == NULL)       /* If I already have a chptr, no point doing this */
                {
                        chptr = get_or_create_channel(source_p, name, NULL);
@@ -1563,15 +1657,10 @@ void user_join(struct Client * source_p, char * channels, char * keys)
                        {
                                sendto_one(source_p, form_str(ERR_UNAVAILRESOURCE),
                                           me.name, source_p->name, name);
-                               if(successful_join_count > 0)
-                                       successful_join_count--;
                                continue;
                        }
                }
 
-               if(!IsOper(source_p) && !IsExemptSpambot(source_p))
-                       check_spambot_warning(source_p, name);
-
                /* can_join checks for +i key, bans etc */
                if((i = can_join(source_p, chptr, key)))
                {
@@ -1585,13 +1674,15 @@ void user_join(struct Client * source_p, char * channels, char * keys)
                                if(i != ERR_CUSTOM)
                                        sendto_one(source_p, form_str(i), me.name, source_p->name, name);
 
-                               if(successful_join_count > 0)
-                                       successful_join_count--;
                                continue;
                        }
 
                        sendto_one_numeric(source_p, ERR_LINKCHANNEL, form_str(ERR_LINKCHANNEL), name, chptr->chname);
                }
+               
+               if(flags == 0 &&
+                                       !IsOper(source_p) && !IsExemptSpambot(source_p))
+                               check_spambot_warning(source_p, name);
 
                /* add the user to the channel */
                add_user_to_channel(chptr, source_p, flags);
@@ -1648,9 +1739,6 @@ void user_join(struct Client * source_p, char * channels, char * keys)
 
                channel_member_names(chptr, source_p, 1);
 
-               if(successful_join_count)
-                       source_p->localClient->last_join_time = rb_current_time();
-
                hook_info.client = source_p;
                hook_info.chptr = chptr;
                hook_info.key = key;