X-Git-Url: https://jfr.im/git/irc/rqf/shadowircd.git/blobdiff_plain/878733fd68ee18e371462e7952ad21e7fd84c96b..82c11fc45cb57fc31f3dbfd97bd578865a0683ce:/modules/core/m_message.c

diff --git a/modules/core/m_message.c b/modules/core/m_message.c
index faca813..46ba4e9 100644
--- a/modules/core/m_message.c
+++ b/modules/core/m_message.c
@@ -21,7 +21,6 @@
  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307
  *  USA
  *
- *  $Id: m_message.c 3173 2007-01-31 23:57:18Z jilles $
  */
 
 #include "stdinc.h"
@@ -45,6 +44,8 @@
 #include "s_stats.h"
 #include "tgchange.h"
 #include "inline/stringops.h"
+#include "irc_dictionary.h"
+#include "channel.h"
 
 static int m_message(int, const char *, struct Client *, struct Client *, int, const char **);
 static int m_privmsg(struct Client *, struct Client *, int, const char **);
@@ -53,6 +54,8 @@ static int m_notice(struct Client *, struct Client *, int, const char **);
 static void expire_tgchange(void *unused);
 static struct ev_entry *expire_tgchange_event;
 
+struct module_modes ModuleModes;
+
 static int
 modinit(void)
 {
@@ -484,6 +487,11 @@ msg_channel(int p_or_n, const char *command,
 {
 	int result;
 	char text2[BUFSIZE];
+	size_t contor;
+	int caps = 0;
+	int len = 0;
+	struct membership *msptr = find_channel_membership(chptr, source_p);
+	struct Metadata *md;
 
 	if(MyClient(source_p))
 	{
@@ -492,7 +500,25 @@ msg_channel(int p_or_n, const char *command,
 			source_p->localClient->last = rb_current_time();
 	}
 
-	if(chptr->mode.mode & MODE_NOCOLOR)
+	if(chptr->mode.mode & ModuleModes.MODE_NOREPEAT)
+	{
+		rb_strlcpy(text2, text, BUFSIZE);
+		strip_unprintable(text2);
+		md = channel_metadata_find(chptr, "NOREPEAT");
+		if(md && (!ConfigChannel.exempt_cmode_K || !is_any_op(msptr)))
+		{
+			if(!(strcmp(md->value, text2)))
+			{
+				if(p_or_n != NOTICE)
+					sendto_one_numeric(source_p, 404, "%s :Cannot send to channel - Message blocked due to repeating (+K set)", chptr->chname);
+				return;
+			}
+		}
+		channel_metadata_delete(chptr, "NOREPEAT", 0);
+		channel_metadata_add(chptr, "NOREPEAT", text2, 0);
+	}
+
+	if(chptr->mode.mode & ModuleModes.MODE_NOCOLOR && (!ConfigChannel.exempt_cmode_c || !is_any_op(msptr)))
 	{
 		rb_strlcpy(text2, text, BUFSIZE);
 		strip_colour(text2);
@@ -510,16 +536,51 @@ msg_channel(int p_or_n, const char *command,
 	/* chanops and voiced can flood their own channel with impunity */
 	if((result = can_send(chptr, source_p, NULL)))
 	{
+		if(result != CAN_SEND_OPV && MyClient(source_p) &&
+		   !IsOper(source_p) &&
+		   !add_channel_target(source_p, chptr))
+		{
+			sendto_one(source_p, form_str(ERR_TARGCHANGE),
+				   me.name, source_p->name, chptr->chname);
+			return;
+		}
 		if(result == CAN_SEND_OPV ||
 		   !flood_attack_channel(p_or_n, source_p, chptr, chptr->chname))
 		{
+			if (strlen(text) > 10 && chptr->mode.mode & ModuleModes.MODE_NOCAPS && (!ConfigChannel.exempt_cmode_G || !is_any_op(msptr)))
+			{
+				rb_strlcpy(text2, text, BUFSIZE);
+				strip_unprintable(text2);
+				for(contor=0; contor < strlen(text2); contor++)
+				{
+					if(IsUpper(text2[contor]) && !isdigit(text2[contor]))
+						caps++; 
+					len++;
+				}
+				if(((caps*100)/(len)) >= 50)
+				{
+					sendto_one_numeric(source_p, 404, "%s :Cannot send to channel - Your message contains mostly capital letters (+G set)", chptr->chname);
+					return;
+				}
+			}
+			if (p_or_n != PRIVMSG && chptr->mode.mode & ModuleModes.MODE_NONOTICE && (!ConfigChannel.exempt_cmode_T || !is_any_op(msptr)))
+			{
+				sendto_one_numeric(source_p, 404, "%s :Cannot send to channel - Notices are disallowed (+T set)", chptr->chname);
+				return;
+			}
+			if (p_or_n != NOTICE && chptr->mode.mode & ModuleModes.MODE_NOACTION &&
+					!strncasecmp(text + 1, "ACTION", 6) &&
+					(!ConfigChannel.exempt_cmode_D || !is_any_op(msptr)))
+			{
+				sendto_one_numeric(source_p, 404, "%s :Cannot send to channel - ACTIONs are disallowed (+D set)", chptr->chname);
+				return;
+			}
 			if (p_or_n != NOTICE && *text == '\001' &&
 					strncasecmp(text + 1, "ACTION", 6))
 			{
-				if (chptr->mode.mode & MODE_NOCTCP)
+				if (chptr->mode.mode & ModuleModes.MODE_NOCTCP && (!ConfigChannel.exempt_cmode_C || !is_any_op(msptr)))
 				{
-					sendto_one_numeric(source_p, ERR_CANNOTSENDTOCHAN,
-							   form_str(ERR_CANNOTSENDTOCHAN), chptr->chname);
+					sendto_one_numeric(source_p, 404, "%s :Cannot send to channel - CTCPs to this channel are disallowed (+C set)", chptr->chname);
 					return;
 				}
 				else if (rb_dlink_list_length(&chptr->locmembers) > (unsigned)(GlobalSetOptions.floodcount / 2))
@@ -529,10 +590,17 @@ msg_channel(int p_or_n, const char *command,
 					     "%s %s :%s", command, chptr->chname, text);
 		}
 	}
-	else if(chptr->mode.mode & MODE_OPMODERATE &&
+	else if(chptr->mode.mode & ModuleModes.MODE_OPMODERATE &&
 			(!(chptr->mode.mode & MODE_NOPRIVMSGS) ||
 			 IsMember(source_p, chptr)))
 	{
+		if(MyClient(source_p) && !IsOper(source_p) &&
+		   !add_channel_target(source_p, chptr))
+		{
+			sendto_one(source_p, form_str(ERR_TARGCHANGE),
+				   me.name, source_p->name, chptr->chname);
+			return;
+		}
 		if(!flood_attack_channel(p_or_n, source_p, chptr, chptr->chname))
 		{
 			sendto_channel_opmod(client_p, source_p, chptr,
@@ -566,7 +634,7 @@ msg_channel_opmod(int p_or_n, const char *command,
 {
 	char text2[BUFSIZE];
 
-	if(chptr->mode.mode & MODE_NOCOLOR)
+	if(chptr->mode.mode & ModuleModes.MODE_NOCOLOR)
 	{
 		rb_strlcpy(text2, text, BUFSIZE);
 		strip_colour(text2);
@@ -581,7 +649,7 @@ msg_channel_opmod(int p_or_n, const char *command,
 		}
 	}
 
-	if(chptr->mode.mode & MODE_OPMODERATE &&
+	if(chptr->mode.mode & ModuleModes.MODE_OPMODERATE &&
 			(!(chptr->mode.mode & MODE_NOPRIVMSGS) ||
 			 IsMember(source_p, chptr)))
 	{
@@ -679,9 +747,39 @@ msg_client(int p_or_n, const char *command,
 	   struct Client *source_p, struct Client *target_p, const char *text)
 {
 	int do_floodcount = 0;
+	struct Metadata *md;
+	struct DictionaryIter iter;
+	int oaccept = 0;
+	char text3[10];
 
 	if(MyClient(source_p))
 	{
+		/*
+		 * XXX: Controversial? Allow target users to send replies
+		 * through a +g.  Rationale is that people can presently use +g
+		 * as a way to taunt users, e.g. harass them and hide behind +g
+		 * as a way of griefing.  --nenolod
+		 */
+		if(p_or_n != NOTICE && MyClient(source_p) &&
+				IsSetCallerId(source_p) &&
+				IsSetSCallerId(source_p) &&
+				!accept_message(target_p, source_p))
+		{
+			if(rb_dlink_list_length(&source_p->localClient->allow_list) <
+					ConfigFileEntry.max_accept)
+			{
+				rb_dlinkAddAlloc(target_p, &source_p->localClient->allow_list);
+				rb_dlinkAddAlloc(source_p, &target_p->on_allow_list);
+			}
+			else
+			{
+				sendto_one_numeric(source_p, ERR_OWNMODE,
+						form_str(ERR_OWNMODE),
+						target_p->name, "+g");
+				return;
+			}
+		}
+
 		/* reset idle time for message only if its not to self 
 		 * and its not a notice */
 		if(p_or_n != NOTICE)
@@ -728,12 +826,31 @@ msg_client(int p_or_n, const char *command,
 
 	if(MyClient(target_p))
 	{
-		/* XXX Controversial? allow opers always to send through a +g */
-		if(!IsServer(source_p) && (IsSetCallerId(target_p) ||
+		if (IsSetNoCTCP(target_p) && p_or_n != NOTICE && *text == '\001' && strncasecmp(text + 1, "ACTION", 6))
+		{   
+			    sendto_one_numeric(source_p, ERR_NOCTCP,
+			            form_str(ERR_NOCTCP),
+			            target_p->name);
+		}
+		/* If opers want to go through +g, they should load oaccept.*/
+		else if(!IsServer(source_p) && !IsService(source_p) && (IsSetCallerId(target_p) ||
+					(IsSetSCallerId(target_p) && !has_common_channel(source_p, target_p)) ||
 					(IsSetRegOnlyMsg(target_p) && !source_p->user->suser[0])))
 		{
+			if (IsOper(source_p))
+			{
+				rb_snprintf(text3, sizeof(text3), "O%s", source_p->id);
+				DICTIONARY_FOREACH(md, &iter, target_p->user->metadata)
+				{
+					if(!strcmp(md->value, "OACCEPT") && !strcmp(md->name, text3))
+					{
+						oaccept = 1;
+						break;
+					}
+				}
+			}
 			/* Here is the anti-flood bot/spambot code -db */
-			if(accept_message(source_p, target_p) || IsOper(source_p))
+			if(accept_message(source_p, target_p) || oaccept)
 			{
 				add_reply_target(target_p, source_p);
 				sendto_one(target_p, ":%s!%s@%s %s %s :%s",
@@ -748,6 +865,13 @@ msg_client(int p_or_n, const char *command,
 							form_str(ERR_NONONREG),
 							target_p->name);
 			}
+			else if (IsSetSCallerId(target_p) && !has_common_channel(source_p, target_p))
+			{
+				if (p_or_n != NOTICE)
+					sendto_one_numeric(source_p, ERR_NOCOMMONCHAN,
+							form_str(ERR_NOCOMMONCHAN),
+							target_p->name);
+			}
 			else
 			{
 				/* check for accept, flag recipient incoming message */
@@ -806,7 +930,7 @@ flood_attack_client(int p_or_n, struct Client *source_p, struct Client *target_p
 	 * and msg user@server.
 	 * -- jilles
 	 */
-	if(GlobalSetOptions.floodcount && IsClient(source_p) && source_p != target_p && !IsService(target_p))
+	if(GlobalSetOptions.floodcount && IsClient(source_p) && source_p != target_p && !IsService(target_p) && (!IsOper(source_p) || !ConfigFileEntry.true_no_oper_flood))
 	{
 		if((target_p->first_received_message_time + 1) < rb_current_time())
 		{
@@ -861,7 +985,7 @@ flood_attack_channel(int p_or_n, struct Client *source_p, struct Channel *chptr,
 {
 	int delta;
 
-	if(GlobalSetOptions.floodcount && MyClient(source_p))
+	if(GlobalSetOptions.floodcount && MyClient(source_p) && (!IsOper(source_p) || !ConfigFileEntry.true_no_oper_flood))
 	{
 		if((chptr->first_received_message_time + 1) < rb_current_time())
 		{