X-Git-Url: https://git.netwichtig.de/gitweb/?a=blobdiff_plain;f=src%2Fmodules%2Fm_nickflood.cpp;h=edb5aff3ecfc1191944324811f1fece72234b53b;hb=8cebe2878f3878afce6f643d93668155cb26801d;hp=f916946254138fac379d5e0ba0d27d5679c4df5b;hpb=b6dbd6caab62bc2c0d11ce5a45d511611eb9c2ef;p=user%2Fhenk%2Fcode%2Finspircd.git

diff --git a/src/modules/m_nickflood.cpp b/src/modules/m_nickflood.cpp
index f91694625..edb5aff3e 100644
--- a/src/modules/m_nickflood.cpp
+++ b/src/modules/m_nickflood.cpp
@@ -48,7 +48,11 @@ class nickfloodsettings : public classbase
 
 	bool shouldlock()
 	{
-		return (counter >= this->nicks);
+		/* XXX HACK: using counter + 1 here now to allow the counter to only be incremented
+		 * on successful nick changes; this will be checked before the counter is
+		 * incremented.
+		 */
+		return (counter + 1 >= this->nicks);
 	}
 
 	void clear()
@@ -97,12 +101,6 @@ class NickFlood : public ModeHandler
 			return std::make_pair(false, parameter);
 	}
 
-	bool CheckTimeStamp(time_t theirs, time_t ours, const std::string &their_param, const std::string &our_param, Channel* channel)
-	{
-		/* When TS is equal, the alphabetically later one wins */
-		return (their_param < our_param);
-	}
-
 	ModeAction OnModeChange(User* source, User* dest, Channel* channel, std::string &parameter, bool adding, bool)
 	{
 		nickfloodsettings* dummy;
@@ -144,8 +142,7 @@ class NickFlood : public ModeHandler
 						parameter = ConvToStr(nnicks) + ":" +ConvToStr(nsecs);
 						nickfloodsettings *f = new nickfloodsettings(ServerInstance, nsecs, nnicks);
 						channel->Extend("nickflood", f);
-						channel->SetMode('F', true);
-						channel->SetModeParam('F', parameter.c_str(), true);
+						channel->SetModeParam('F', parameter);
 						return MODEACTION_ALLOW;
 					}
 					else
@@ -168,8 +165,7 @@ class NickFlood : public ModeHandler
 								f = new nickfloodsettings(ServerInstance, nsecs, nnicks);
 								channel->Shrink("nickflood");
 								channel->Extend("nickflood", f);
-								channel->SetModeParam('F', cur_param.c_str(), false);
-								channel->SetModeParam('F', parameter.c_str(), true);
+								channel->SetModeParam('F', parameter);
 								return MODEACTION_ALLOW;
 							}
 							else
@@ -194,7 +190,7 @@ class NickFlood : public ModeHandler
 				channel->GetExt("nickflood", f);
 				delete f;
 				channel->Shrink("nickflood");
-				channel->SetMode('F', false);
+				channel->SetModeParam('F', "");
 				return MODEACTION_ALLOW;
 			}
 		}
@@ -204,19 +200,17 @@ class NickFlood : public ModeHandler
 
 class ModuleNickFlood : public Module
 {
-	NickFlood* jf;
+	NickFlood jf;
 
  public:
 
 	ModuleNickFlood(InspIRCd* Me)
-		: Module(Me)
+		: Module(Me), jf(Me)
 	{
-
-		jf = new NickFlood(ServerInstance);
-		if (!ServerInstance->Modes->AddMode(jf))
+		if (!ServerInstance->Modes->AddMode(&jf))
 			throw ModuleException("Could not add new modes!");
-		Implementation eventlist[] = { I_OnChannelDelete, I_OnUserPreNick };
-		ServerInstance->Modules->Attach(eventlist, this, 2);
+		Implementation eventlist[] = { I_OnChannelDelete, I_OnUserPreNick, I_OnUserPostNick };
+		ServerInstance->Modules->Attach(eventlist, this, 3);
 	}
 
 	virtual int OnUserPreNick(User* user, const std::string &newnick)
@@ -240,7 +234,6 @@ class ModuleNickFlood : public Module
 					return 1;
 				}
 
-				f->addnick();
 				if (f->shouldlock())
 				{
 					f->clear();
@@ -254,6 +247,34 @@ class ModuleNickFlood : public Module
 		return 0;
 	}
 
+	/*
+	 * XXX: HACK: We do the increment on the *POST* event here (instead of all together) because we have no way of knowing whether other modules would block a nickchange.
+	 */
+	virtual void OnUserPostNick(User* user, const std::string &oldnick)
+	{
+		if (isdigit(user->nick[0])) /* allow switches to UID */
+			return;
+
+		for (UCListIter i = user->chans.begin(); i != user->chans.end(); ++i)
+		{
+			Channel *channel = i->first;
+
+			nickfloodsettings *f;
+			if (channel->GetExt("nickflood", f))
+			{
+				if (CHANOPS_EXEMPT(ServerInstance, 'F') && channel->GetStatus(user) == STATUS_OP)
+					return;
+				
+				/* moved this here to avoid incrementing the counter for nick
+				 * changes that are denied for some other reason (bans, +N, etc.)
+				 * per bug #874.
+				 */
+				f->addnick();
+			}
+		}
+		return;
+	}
+
 	void OnChannelDelete(Channel* chan)
 	{
 		nickfloodsettings *f;
@@ -267,8 +288,7 @@ class ModuleNickFlood : public Module
 
 	virtual ~ModuleNickFlood()
 	{
-		ServerInstance->Modes->DelMode(jf);
-		delete jf;
+		ServerInstance->Modes->DelMode(&jf);
 	}
 
 	virtual Version GetVersion()