From 8eeb07be8cd397ea9b54f965ae72d8939ffdccc2 Mon Sep 17 00:00:00 2001
From: danieldg <danieldg@e03df62e-2008-0410-955e-edbf42e46eb7>
Date: Wed, 2 Sep 2009 00:48:02 +0000
Subject: [PATCH] Route whois notices using ENCAP WHOISNOTICE to properly fix
 remote user PrivPermission bug

git-svn-id: http://svn.inspircd.org/repository/trunk/inspircd@11625 e03df62e-2008-0410-955e-edbf42e46eb7
---
 include/usermanager.h       |  8 ++---
 src/modules/m_showwhois.cpp | 72 ++++++++++++++++++++++---------------
 2 files changed, 48 insertions(+), 32 deletions(-)

diff --git a/include/usermanager.h b/include/usermanager.h
index 8b396eab0..56a545353 100644
--- a/include/usermanager.h
+++ b/include/usermanager.h
@@ -83,10 +83,10 @@ class CoreExport UserManager : public Extensible
 	void AddUser(InspIRCd* Instance, int socket, bool iscached, irc::sockets::sockaddrs* client, irc::sockets::sockaddrs* server);
 
 	/** Disconnect a user gracefully
- 	 * @param user The user to remove
- 	 * @param r The quit reason to show to normal users
- 	 * @param oreason The quit reason to show to opers
- 	 * @return Although this function has no return type, on exit the user provided will no longer exist.
+	 * @param user The user to remove
+	 * @param r The quit reason to show to normal users
+	 * @param oreason The quit reason to show to opers
+	 * @return Although this function has no return type, on exit the user provided will no longer exist.
 	 */
 	void QuitUser(User *user, const std::string &quitreason, const char* operreason = "");
 
diff --git a/src/modules/m_showwhois.cpp b/src/modules/m_showwhois.cpp
index 473fd6adc..7464a0d21 100644
--- a/src/modules/m_showwhois.cpp
+++ b/src/modules/m_showwhois.cpp
@@ -45,14 +45,41 @@ class SeeWhois : public ModeHandler
 	}
 };
 
+class WhoisNoticeCmd : public Command
+{
+ public:
+	WhoisNoticeCmd(InspIRCd* Instance) : Command(Instance,"WHOISNOTICE", 0, 1)
+	{
+		this->source = "m_showwhois.cpp";
+	}
+
+	void HandleFast(User* dest, User* src)
+	{
+		dest->WriteServ("NOTICE %s :*** %s (%s@%s) did a /whois on you",
+			dest->nick.c_str(), src->nick.c_str(), src->ident.c_str(),
+			dest->HasPrivPermission("users/auspex") ? src->host.c_str() : src->dhost.c_str());
+	}
+
+	CmdResult Handle(const std::vector<std::string> &parameters, User *user)
+	{
+		User* dest = ServerInstance->FindNick(parameters[0]);
+
+		if (IS_LOCAL(dest))
+			HandleFast(dest, user);
+
+		return CMD_SUCCESS;
+	}
+};
+
 class ModuleShowwhois : public Module
 {
 	bool ShowWhoisFromOpers;
 	SeeWhois* sw;
+	WhoisNoticeCmd cmd;
 
  public:
 
-	ModuleShowwhois(InspIRCd* Me) : Module(Me)
+	ModuleShowwhois(InspIRCd* Me) : Module(Me), cmd(Me)
 	{
 		ConfigReader conf(ServerInstance);
 		bool OpersOnly = conf.ReadFlag("showwhois", "opersonly", "yes", 0);
@@ -61,6 +88,7 @@ class ModuleShowwhois : public Module
 		sw = new SeeWhois(ServerInstance, OpersOnly);
 		if (!ServerInstance->Modes->AddMode(sw))
 			throw ModuleException("Could not add new modes!");
+		ServerInstance->AddCommand(&cmd);
 		Implementation eventlist[] = { I_OnWhois };
 		ServerInstance->Modules->Attach(eventlist, this, 1);
 	}
@@ -78,35 +106,23 @@ class ModuleShowwhois : public Module
 
 	virtual void OnWhois(User* source, User* dest)
 	{
-		if ((dest->IsModeSet('W')) && (source != dest))
-		{
-			if (!ShowWhoisFromOpers && IS_OPER(source))
-				return;
+		if (!dest->IsModeSet('W') || source == dest)
+			return;
 
-			std::string wmsg = "*** ";
-			wmsg += source->nick + " (" + source->ident + "@";
+		if (!ShowWhoisFromOpers && (IS_OPER(source) != IS_OPER(dest)))
+			return;
 
-			/* XXX HasPrivPermission doesn't work correctly for remote users */
-			if (IS_LOCAL(dest) && dest->HasPrivPermission("users/auspex"))
-			{
-				wmsg += source->host;
-			}
-			else
-			{
-				wmsg += source->dhost;
-			}
-
-			wmsg += ") did a /whois on you";
-
-			if (IS_LOCAL(dest))
-			{
-				dest->WriteServ("NOTICE %s :%s", dest->nick.c_str(), wmsg.c_str());
-			}
-			else
-			{
-				std::string msg = std::string("::") + dest->server + " NOTICE " + dest->nick + " :" + wmsg;
-				ServerInstance->PI->PushToClient(dest, msg);
-			}
+		if (IS_LOCAL(dest))
+		{
+			cmd.HandleFast(dest, source);
+		}
+		else
+		{
+			std::vector<std::string> params;
+			params.push_back(dest->server);
+			params.push_back("WHOISNOTICE");
+			params.push_back(dest->uuid);
+			ServerInstance->PI->SendEncapsulatedData(params);
 		}
 	}
 
-- 
2.39.5