From 3b9cf59ba05e57fe16ff13b2782bc90e4a0685a5 Mon Sep 17 00:00:00 2001
From: brain <brain@e03df62e-2008-0410-955e-edbf42e46eb7>
Date: Wed, 8 Feb 2006 18:14:12 +0000
Subject: Checks to not propogate invalid or already-existing Xlines

git-svn-id: http://svn.inspircd.org/repository/trunk/inspircd@3143 e03df62e-2008-0410-955e-edbf42e46eb7
---
 src/modules/m_spanningtree.cpp | 21 ++++++++++++++-------
 src/xline.cpp                  | 25 +++++++++++++++----------
 2 files changed, 29 insertions(+), 17 deletions(-)

(limited to 'src')

diff --git a/src/modules/m_spanningtree.cpp b/src/modules/m_spanningtree.cpp
index e1dbb5291..2aadd97f0 100644
--- a/src/modules/m_spanningtree.cpp
+++ b/src/modules/m_spanningtree.cpp
@@ -1554,35 +1554,42 @@ class TreeSocket : public InspSocket
 		if (params.size() < 6)
 			return true;
 
+		bool propogate = false;
+
 		switch (*(params[0].c_str()))
 		{
 			case 'Z':
-				add_zline(atoi(params[4].c_str()), params[2].c_str(), params[5].c_str(), params[1].c_str());
+				propogate = add_zline(atoi(params[4].c_str()), params[2].c_str(), params[5].c_str(), params[1].c_str());
 				zline_set_creation_time((char*)params[1].c_str(), atoi(params[3].c_str()));
 			break;
 			case 'Q':
-				add_qline(atoi(params[4].c_str()), params[2].c_str(), params[5].c_str(), params[1].c_str());
+				propogate = add_qline(atoi(params[4].c_str()), params[2].c_str(), params[5].c_str(), params[1].c_str());
 				qline_set_creation_time((char*)params[1].c_str(), atoi(params[3].c_str()));
 			break;
 			case 'E':
-				add_eline(atoi(params[4].c_str()), params[2].c_str(), params[5].c_str(), params[1].c_str());
+				propogate = add_eline(atoi(params[4].c_str()), params[2].c_str(), params[5].c_str(), params[1].c_str());
 				eline_set_creation_time((char*)params[1].c_str(), atoi(params[3].c_str()));
 			break;
 			case 'G':
-				add_gline(atoi(params[4].c_str()), params[2].c_str(), params[5].c_str(), params[1].c_str());
+				propogate = add_gline(atoi(params[4].c_str()), params[2].c_str(), params[5].c_str(), params[1].c_str());
 				gline_set_creation_time((char*)params[1].c_str(), atoi(params[3].c_str()));
 			break;
 			case 'K':
-				add_kline(atoi(params[4].c_str()), params[2].c_str(), params[5].c_str(), params[1].c_str());
+				propogate = add_kline(atoi(params[4].c_str()), params[2].c_str(), params[5].c_str(), params[1].c_str());
+				kline_set_creation_time((char*)params[1].c_str(), atoi(params[3].c_str()));
 			break;
 			default:
 				/* Just in case... */
 				Srv->SendOpers("*** \2WARNING\2: Invalid xline type '"+params[0]+"' sent by server "+prefix+", ignored!");
+				propogate = false;
 			break;
 		}
 		/* Send it on its way */
-		params[5] = ":" + params[5];
-		DoOneToAllButSender(prefix,"ADDLINE",params,prefix);
+		if (propogate)
+		{
+			params[5] = ":" + params[5];
+			DoOneToAllButSender(prefix,"ADDLINE",params,prefix);
+		}
 		return true;
 	}
 
diff --git a/src/xline.cpp b/src/xline.cpp
index bfffd0d84..97b28c24d 100644
--- a/src/xline.cpp
+++ b/src/xline.cpp
@@ -148,9 +148,9 @@ void read_xline_defaults()
 
 // adds a g:line
 
-void add_gline(long duration, const char* source,const char* reason,const char* hostmask)
+bool add_gline(long duration, const char* source,const char* reason,const char* hostmask)
 {
-	del_gline(hostmask);
+	bool ret = del_gline(hostmask);
 	GLine item;
 	item.duration = duration;
 	strlcpy(item.hostmask,hostmask,199);
@@ -167,13 +167,14 @@ void add_gline(long duration, const char* source,const char* reason,const char*
 	{
 		pglines.push_back(item);
 	}
+	return !ret;
 }
 
 // adds an e:line (exception to bans)
 
-void add_eline(long duration, const char* source, const char* reason, const char* hostmask)
+bool add_eline(long duration, const char* source, const char* reason, const char* hostmask)
 {
-        del_eline(hostmask);
+        bool ret = del_eline(hostmask);
         ELine item;
         item.duration = duration;
         strlcpy(item.hostmask,hostmask,199);
@@ -190,13 +191,14 @@ void add_eline(long duration, const char* source, const char* reason, const char
 	{
 		pelines.push_back(item);
 	}
+	return !ret;
 }
 
 // adds a q:line
 
-void add_qline(long duration, const char* source, const char* reason, const char* nickname)
+bool add_qline(long duration, const char* source, const char* reason, const char* nickname)
 {
-	del_qline(nickname);
+	bool ret = del_qline(nickname);
 	QLine item;
 	item.duration = duration;
 	strlcpy(item.nick,nickname,63);
@@ -214,13 +216,14 @@ void add_qline(long duration, const char* source, const char* reason, const char
 	{
 		pqlines.push_back(item);
 	}
+	return !ret;
 }
 
 // adds a z:line
 
-void add_zline(long duration, const char* source, const char* reason, const char* ipaddr)
+bool add_zline(long duration, const char* source, const char* reason, const char* ipaddr)
 {
-	del_zline(ipaddr);
+	bool ret = del_zline(ipaddr);
 	ZLine item;
 	item.duration = duration;
 	if (strchr(ipaddr,'@'))
@@ -244,13 +247,14 @@ void add_zline(long duration, const char* source, const char* reason, const char
 	{
 		pzlines.push_back(item);
 	}
+	return !ret;
 }
 
 // adds a k:line
 
-void add_kline(long duration, const char* source, const char* reason, const char* hostmask)
+bool add_kline(long duration, const char* source, const char* reason, const char* hostmask)
 {
-	del_kline(hostmask);
+	bool ret = del_kline(hostmask);
 	KLine item;
 	item.duration = duration;
 	strlcpy(item.hostmask,hostmask,200);
@@ -267,6 +271,7 @@ void add_kline(long duration, const char* source, const char* reason, const char
 	{
 		pklines.push_back(item);
 	}
+	return !ret;
 }
 
 // deletes a g:line, returns true if the line existed and was removed
-- 
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