]> jfr.im git - solanum.git/blobdiff - modules/m_whois.c
extensions/umode_hide_idle_time: mask times for hidden sources (#373)
[solanum.git] / modules / m_whois.c
index d07f0fc6d09d9f6bb53094a42ef45e815b0bf7c9..7ed5764343db1b2e7778ec6a5ed8caac6a60d64d 100644 (file)
 #include "ircd.h"
 #include "numeric.h"
 #include "s_conf.h"
+#include "s_user.h"
 #include "s_serv.h"
 #include "send.h"
 #include "match.h"
-#include "s_conf.h"
 #include "logger.h"
 #include "msg.h"
 #include "parse.h"
@@ -60,12 +60,14 @@ struct Message whois_msgtab = {
 int doing_whois_hook;
 int doing_whois_global_hook;
 int doing_whois_channel_visibility_hook;
+int doing_whois_show_idle_hook;
 
 mapi_clist_av1 whois_clist[] = { &whois_msgtab, NULL };
 mapi_hlist_av1 whois_hlist[] = {
        { "doing_whois",                        &doing_whois_hook },
        { "doing_whois_global",                 &doing_whois_global_hook },
        { "doing_whois_channel_visibility",     &doing_whois_channel_visibility_hook },
+       { "doing_whois_show_idle",              &doing_whois_show_idle_hook },
        { NULL, NULL }
 };
 
@@ -224,13 +226,7 @@ static void
 single_whois(struct Client *source_p, struct Client *target_p, int operspy)
 {
        char buf[BUFSIZE];
-       rb_dlink_node *ptr;
-       int cur_len = 0;
-       int mlen;
-       char *t;
-       int tlen;
        hook_data_client hdata;
-       int extra_space = 0;
        struct sockaddr_in ip4;
 
        if(target_p->user == NULL)
@@ -243,7 +239,7 @@ single_whois(struct Client *source_p, struct Client *target_p, int operspy)
                           target_p->name, target_p->username,
                           target_p->host, target_p->info);
 
-       cur_len = mlen = sprintf(buf, form_str(RPL_WHOISCHANNELS),
+       send_multiline_init(source_p, " ", form_str(RPL_WHOISCHANNELS),
                                    get_id(&me, source_p), get_id(source_p, source_p),
                                    target_p->name);
 
@@ -251,16 +247,8 @@ single_whois(struct Client *source_p, struct Client *target_p, int operspy)
         * in full names; note that serverhiding may require more space
         * for a different server name (not done here) -- jilles
         */
-       if (!MyConnect(source_p))
-       {
-               extra_space = strlen(source_p->name) - 9;
-               if (extra_space < 0)
-                       extra_space = 0;
-               extra_space += strlen(me.name) - 2; /* make sure >= 0 */
-               cur_len += extra_space;
-       }
-
-       t = buf + mlen;
+       send_multiline_remote_pad(source_p, &me);
+       send_multiline_remote_pad(source_p, source_p);
 
        hdata.client = source_p;
        hdata.target = target_p;
@@ -268,74 +256,36 @@ single_whois(struct Client *source_p, struct Client *target_p, int operspy)
        if (!IsService(target_p))
        {
                hook_data_channel_visibility hdata_vis;
-               rb_dlink_node *ps = source_p->user->channel.head;
-               rb_dlink_node *pt = target_p->user->channel.head;
+               rb_dlink_node *ps, *pt;
+               struct Channel *chptr;
+               struct membership *ms, *mt;
 
                hdata_vis.client = source_p;
+               hdata_vis.target = target_p;
 
-               while (pt)
+               ITER_COMM_CHANNELS(ps, pt, source_p->user->channel.head, target_p->user->channel.head, ms, mt, chptr)
                {
-                       struct membership *mt = pt->data;
-                       int dir = 0;
-                       if (ps != NULL)
-                       {
-                               struct membership *ms = ps->data;
-                               if (ms->chptr == mt->chptr)
-                               {
-                                       ps = ps->next;
-                                       pt = pt->next;
-                                       hdata_vis.chptr = mt->chptr;
-                                       hdata_vis.clientms = ms;
-                                       hdata_vis.targms = mt;
-                                       hdata_vis.approved = 1;
-                                       dir = 0;
-                               }
-                               else
-                               {
-                                       dir = irccmp(ms->chptr->chname, mt->chptr->chname);
-                               }
-                       }
-                       else
-                       {
-                               dir = 1;
-                       }
-                       if (dir < 0)
-                       {
-                               ps = ps->next;
+                       if (mt == NULL)
                                continue;
-                       }
-                       else if (dir > 0)
-                       {
-                               pt = pt->next;
-                               hdata_vis.chptr = mt->chptr;
-                               hdata_vis.clientms = NULL;
-                               hdata_vis.targms = mt;
-                               hdata_vis.approved = PubChannel(mt->chptr);
-                       }
+
+                       hdata_vis.chptr = chptr;
+                       hdata_vis.clientms = ms;
+                       hdata_vis.targetms = mt;
+                       hdata_vis.approved = ms != NULL || PubChannel(chptr);
 
                        call_hook(doing_whois_channel_visibility_hook, &hdata_vis);
 
                        if(hdata_vis.approved || operspy)
                        {
-                               if((cur_len + strlen(mt->chptr->chname) + 3) > (BUFSIZE - 5))
-                               {
-                                       sendto_one(source_p, "%s", buf);
-                                       cur_len = mlen + extra_space;
-                                       t = buf + mlen;
-                               }
-
-                               tlen = sprintf(t, "%s%s%s ",
+                               send_multiline_item(source_p, "%s%s%s",
                                                hdata_vis.approved ? "" : "!",
                                                find_channel_status(mt, 1),
-                                               mt->chptr->chname);
-                               t += tlen;
-                               cur_len += tlen;
+                                               chptr->chname);
                        }
                }
        }
 
-       if(cur_len > mlen + extra_space)
-               sendto_one(source_p, "%s", buf);
+       send_multiline_fini(source_p, NULL);
 
        sendto_one_numeric(source_p, RPL_WHOISSERVER, form_str(RPL_WHOISSERVER),
                           target_p->name, target_p->servptr->name,
@@ -345,28 +295,39 @@ single_whois(struct Client *source_p, struct Client *target_p, int operspy)
                sendto_one_numeric(source_p, RPL_AWAY, form_str(RPL_AWAY),
                                   target_p->name, target_p->user->away);
 
-       if((!ConfigFileEntry.hide_opers_in_whois || IsOper(source_p)) && SeesOper(target_p, source_p))
+       char *s = NULL;
+       if (IsService(target_p))
        {
-               sendto_one_numeric(source_p, RPL_WHOISOPERATOR, form_str(RPL_WHOISOPERATOR),
-                                  target_p->name,
-                                  IsService(target_p) ? ConfigFileEntry.servicestring :
-                                  (IsAdmin(target_p) ? GlobalSetOptions.adminstring :
-                                   GlobalSetOptions.operstring));
+               s = ConfigFileEntry.servicestring;
        }
-
-       if(!EmptyString(target_p->user->opername) && IsOper(target_p) && (target_p == source_p || HasPrivilege(source_p, "oper:privs")))
+       if (!EmptyString(target_p->user->opername) && IsOper(target_p))
+       {
+               if (target_p == source_p || HasPrivilege(source_p, "oper:privs"))
+               {
+                       const char *privset = "(missing)";
+                       if (target_p->user->privset != NULL)
+                               privset = target_p->user->privset->name;
+                       snprintf(buf, sizeof buf, "is opered as %s, privset %s", target_p->user->opername, privset);
+                       s = buf;
+               }
+               else if (IsOper(source_p) && SeesOper(target_p, source_p))
+               {
+                       snprintf(buf, sizeof buf, "is opered as %s", target_p->user->opername);
+                       s = buf;
+               }
+               else if (!ConfigFileEntry.hide_opers_in_whois && SeesOper(target_p, source_p))
+               {
+                       s = IsAdmin(target_p) ? GlobalSetOptions.adminstring :
+                           GlobalSetOptions.operstring;
+               }
+       }
+       if (s != NULL)
        {
-               char buf[512];
-               const char *privset = "(missing)";
-               if (target_p->user->privset != NULL)
-                       privset = target_p->user->privset->name;
-               snprintf(buf, sizeof(buf), "is opered as %s, privset %s",
-                           target_p->user->opername, privset);
-               sendto_one_numeric(source_p, RPL_WHOISSPECIAL, form_str(RPL_WHOISSPECIAL),
-                                  target_p->name, buf);
+               sendto_one_numeric(source_p, RPL_WHOISOPERATOR, form_str(RPL_WHOISOPERATOR),
+                               target_p->name, s);
        }
 
-       if(IsSSLClient(target_p))
+       if(IsSecureClient(target_p))
        {
                char cbuf[256] = "is using a secure connection";
 
@@ -414,10 +375,26 @@ single_whois(struct Client *source_p, struct Client *target_p, int operspy)
                                        target_p->name, buf);
                }
 
+               /* fire the doing_whois_show_idle hook to allow modules to tell us whether to show the idle time */
+               hook_data_client_approval hdata_showidle;
+
+               hdata_showidle.client = source_p;
+               hdata_showidle.target = target_p;
+               hdata_showidle.approved = WHOIS_IDLE_SHOW;
+
+               call_hook(doing_whois_show_idle_hook, &hdata_showidle);
+
                sendto_one_numeric(source_p, RPL_WHOISIDLE, form_str(RPL_WHOISIDLE),
-                                  target_p->name,
-                                  (long)(rb_current_time() - target_p->localClient->last),
-                                  (unsigned long)target_p->localClient->firsttime);
+                          target_p->name,
+                          hdata_showidle.approved ? (long)(rb_current_time() - target_p->localClient->last) : 0,
+                          (unsigned long)target_p->localClient->firsttime);
+
+               if (hdata_showidle.approved == WHOIS_IDLE_HIDE && (source_p->umodes & user_modes['I']))
+                       /* if the source has hidden their idle time, notify the source that they can't view others' idle times either */
+                       sendto_one_numeric(source_p, RPL_WHOISTEXT, form_str(RPL_WHOISTEXT), target_p->name, "has a hidden idle time because your own idle time is hidden");
+               else if (hdata_showidle.approved != WHOIS_IDLE_SHOW)
+                       /* if the target has hidden their idle time, notify the source */
+                       sendto_one_numeric(source_p, RPL_WHOISTEXT, form_str(RPL_WHOISTEXT), target_p->name, "is hiding their idle time");
        }
        else
        {