1 files changed, 1 insertions, 341 deletions

diff --git a/src/cmd_whowas.cpp b/src/cmd_whowas.cpp
index 2d504c47c..aab457243 100644
--- a/src/cmd_whowas.cpp
+++ b/src/cmd_whowas.cpp
@@ -1,341 +1 @@
-/*       +------------------------------------+
- *       | Inspire Internet Relay Chat Daemon |
- *       +------------------------------------+
- *
- *  InspIRCd: (C) 2002-2007 InspIRCd Development Team
- * See: http://www.inspircd.org/wiki/index.php/Credits
- *
- * This program is free but copyrighted software; see
- *            the file COPYING for details.
- *
- * ---------------------------------------------------
- */
-
-#include "inspircd.h"
-#include "configreader.h"
-#include "users.h"
-#include "commands/cmd_whowas.h"
-
-WhoWasMaintainTimer * timer;
-
-extern "C" DllExport command_t* init_command(InspIRCd* Instance)
-{
-	return new cmd_whowas(Instance);
-}
-
-cmd_whowas::cmd_whowas(InspIRCd* Instance)
-: command_t(Instance, "WHOWAS", 0, 1)
-{
-	syntax = "<nick>{,<nick>}";
-	timer = new WhoWasMaintainTimer(Instance, 3600);
-	Instance->Timers->AddTimer(timer);
-}
-
-CmdResult cmd_whowas::Handle (const char** parameters, int pcnt, userrec* user)
-{
-	/* if whowas disabled in config */
-	if (ServerInstance->Config->WhoWasGroupSize == 0 || ServerInstance->Config->WhoWasMaxGroups == 0)
-	{
-		user->WriteServ("421 %s %s :This command has been disabled.",user->nick,command.c_str());
-		return CMD_FAILURE;
-	}
-
-	whowas_users::iterator i = whowas.find(parameters[0]);
-
-	if (i == whowas.end())
-	{
-		user->WriteServ("406 %s %s :There was no such nickname",user->nick,parameters[0]);
-		user->WriteServ("369 %s %s :End of WHOWAS",user->nick,parameters[0]);
-		return CMD_FAILURE;
-	}
-	else
-	{
-		whowas_set* grp = i->second;
-		if (grp->size())
-		{
-			for (whowas_set::iterator ux = grp->begin(); ux != grp->end(); ux++)
-			{
-				WhoWasGroup* u = *ux;
-				time_t rawtime = u->signon;
-				tm *timeinfo;
-				char b[MAXBUF];
-	
-				timeinfo = localtime(&rawtime);
-				
-				/* XXX - 'b' could be only 25 chars long and then strlcpy() would terminate it for us too? */
-				strlcpy(b,asctime(timeinfo),MAXBUF);
-				b[24] = 0;
-
-				user->WriteServ("314 %s %s %s %s * :%s",user->nick,parameters[0],u->ident,u->dhost,u->gecos);
-				
-				if (IS_OPER(user))
-					user->WriteServ("379 %s %s :was connecting from *@%s", user->nick, parameters[0], u->host);
-				
-				if (*ServerInstance->Config->HideWhoisServer && !IS_OPER(user))
-					user->WriteServ("312 %s %s %s :%s",user->nick,parameters[0], ServerInstance->Config->HideWhoisServer, b);
-				else
-					user->WriteServ("312 %s %s %s :%s",user->nick,parameters[0], u->server, b);
-			}
-		}
-		else
-		{
-			user->WriteServ("406 %s %s :There was no such nickname",user->nick,parameters[0]);
-			user->WriteServ("369 %s %s :End of WHOWAS",user->nick,parameters[0]);
-			return CMD_FAILURE;
-		}
-	}
-
-	user->WriteServ("369 %s %s :End of WHOWAS",user->nick,parameters[0]);
-	return CMD_SUCCESS;
-}
-
-CmdResult cmd_whowas::HandleInternal(const unsigned int id, const std::deque<classbase*> &parameters)
-{
-	switch (id)
-	{
-		case WHOWAS_ADD:
-			AddToWhoWas((userrec*)parameters[0]);
-		break;
-
-		case WHOWAS_STATS:
-			GetStats((Extensible*)parameters[0]);
-		break;
-
-		case WHOWAS_PRUNE:
-			PruneWhoWas(ServerInstance->Time());
-		break;
-
-		case WHOWAS_MAINTAIN:
-			MaintainWhoWas(ServerInstance->Time());
-		break;
-
-		default:
-		break;
-	}
-	return CMD_SUCCESS;
-}
-
-void cmd_whowas::GetStats(Extensible* ext)
-{
-	int whowas_size = 0;
-	int whowas_bytes = 0;
-	whowas_users_fifo::iterator iter;
-	for (iter = whowas_fifo.begin(); iter != whowas_fifo.end(); iter++)
-	{
-		whowas_set* n = (whowas_set*)whowas.find(iter->second)->second;
-		if (n->size())
-		{
-			whowas_size += n->size();
-			whowas_bytes += (sizeof(whowas_set) + ( sizeof(WhoWasGroup) * n->size() ) );
-		}
-	}
-	stats.assign("Whowas(MAPSETS) " +ConvToStr(whowas_size)+" ("+ConvToStr(whowas_bytes)+" bytes)");
-	ext->Extend("stats", stats.c_str());
-}
-
-void cmd_whowas::AddToWhoWas(userrec* user)
-{
-	/* if whowas disabled */
-	if (ServerInstance->Config->WhoWasGroupSize == 0 || ServerInstance->Config->WhoWasMaxGroups == 0)
-	{
-		return;
-	}
-
-	whowas_users::iterator iter = whowas.find(user->nick);
-
-	if (iter == whowas.end())
-	{
-		whowas_set* n = new whowas_set;
-		WhoWasGroup *a = new WhoWasGroup(user);
-		n->push_back(a);
-		whowas[user->nick] = n;
-		whowas_fifo.push_back(std::make_pair(ServerInstance->Time(),user->nick));
-
-		if ((int)(whowas.size()) > ServerInstance->Config->WhoWasMaxGroups)
-		{
-			whowas_users::iterator iter = whowas.find(whowas_fifo[0].second);
-			if (iter != whowas.end())
-			{
-				whowas_set* n = (whowas_set*)iter->second;
-				if (n->size())
-				{
-					while (n->begin() != n->end())
-					{
-						WhoWasGroup *a = *(n->begin());
-						DELETE(a);
-						n->pop_front();
-					}
-				}
-				DELETE(n);
-				whowas.erase(iter);
-			}
-			whowas_fifo.pop_front();
-		}
-	}
-	else
-	{
-		whowas_set* group = (whowas_set*)iter->second;
-		WhoWasGroup *a = new WhoWasGroup(user);
-		group->push_back(a);
-
-		if ((int)(group->size()) > ServerInstance->Config->WhoWasGroupSize)
-		{
-			WhoWasGroup *a = (WhoWasGroup*)*(group->begin());
-			DELETE(a);
-			group->pop_front();
-		}
-	}
-}
-
-/* on rehash, refactor maps according to new conf values */
-void cmd_whowas::PruneWhoWas(time_t t)
-{
-	/* config values */
-	int groupsize = ServerInstance->Config->WhoWasGroupSize;
-	int maxgroups = ServerInstance->Config->WhoWasMaxGroups;
-	int maxkeep =   ServerInstance->Config->WhoWasMaxKeep;
-
-	/* first cut the list to new size (maxgroups) and also prune entries that are timed out. */
-	whowas_users::iterator iter;
-	int fifosize;
-	while ((fifosize = (int)whowas_fifo.size()) > 0)
-	{
-		if (fifosize > maxgroups || whowas_fifo[0].first < t - maxkeep)
-		{
-			iter = whowas.find(whowas_fifo[0].second);
-			/* hopefully redundant integrity check, but added while debugging r6216 */
-			if (iter == whowas.end())
-			{
-				/* this should never happen, if it does maps are corrupt */
-				ServerInstance->Log(DEFAULT, "BUG: Whowas maps got corrupted! (1)");
-				return;
-			}
-			whowas_set* n = (whowas_set*)iter->second;
-			if (n->size())
-			{
-				while (n->begin() != n->end())
-				{
-					WhoWasGroup *a = *(n->begin());
-					DELETE(a);
-					n->pop_front();
-				}
-			}
-			DELETE(n);
-			whowas.erase(iter);
-			whowas_fifo.pop_front();
-		}
-		else
-			break;
-	}
-
-	/* Then cut the whowas sets to new size (groupsize) */
-	fifosize = (int)whowas_fifo.size();
-	for (int i = 0; i < fifosize; i++)
-	{
-		iter = whowas.find(whowas_fifo[0].second);
-		/* hopefully redundant integrity check, but added while debugging r6216 */
-		if (iter == whowas.end())
-		{
-			/* this should never happen, if it does maps are corrupt */
-			ServerInstance->Log(DEFAULT, "BUG: Whowas maps got corrupted! (2)");
-			return;
-		}
-		whowas_set* n = (whowas_set*)iter->second;
-		if (n->size())
-		{
-			int nickcount = n->size();
-			while (n->begin() != n->end() && nickcount > groupsize)
-			{
-				WhoWasGroup *a = *(n->begin());
-				DELETE(a);
-				n->pop_front();
-				nickcount--;
-			}
-		}
-	}
-}
-
-/* call maintain once an hour to remove expired nicks */
-void cmd_whowas::MaintainWhoWas(time_t t)
-{
-	for (whowas_users::iterator iter = whowas.begin(); iter != whowas.end(); iter++)
-	{
-		whowas_set* n = (whowas_set*)iter->second;
-		if (n->size())
-		{
-			while ((n->begin() != n->end()) && ((*n->begin())->signon < t - ServerInstance->Config->WhoWasMaxKeep))
-			{
-				WhoWasGroup *a = *(n->begin());
-				DELETE(a);
-				n->erase(n->begin());
-			}
-		}
-	}
-}
-
-cmd_whowas::~cmd_whowas()
-{
-	if (timer)
-	{
-		ServerInstance->Timers->DelTimer(timer);
-	}
-
-	whowas_users::iterator iter;
-	int fifosize;
-	while ((fifosize = (int)whowas_fifo.size()) > 0)
-	{
-		iter = whowas.find(whowas_fifo[0].second);
-		/* hopefully redundant integrity check, but added while debugging r6216 */
-		if (iter == whowas.end())
-		{
-			/* this should never happen, if it does maps are corrupt */
-			ServerInstance->Log(DEFAULT, "BUG: Whowas maps got corrupted! (3)");
-			return;
-		}
-		whowas_set* n = (whowas_set*)iter->second;
-		if (n->size())
-		{
-			while (n->begin() != n->end())
-			{
-				WhoWasGroup *a = *(n->begin());
-				DELETE(a);
-				n->pop_front();
-			}
-		}
-		DELETE(n);
-		whowas.erase(iter);
-		whowas_fifo.pop_front();
-	}
-}
-
-WhoWasGroup::WhoWasGroup(userrec* user) : host(NULL), dhost(NULL), ident(NULL), server(NULL), gecos(NULL), signon(user->signon)
-{
-	this->host = strdup(user->host);
-	this->dhost = strdup(user->dhost);
-	this->ident = strdup(user->ident);
-	this->server = user->server;
-	this->gecos = strdup(user->fullname);
-}
-
-WhoWasGroup::~WhoWasGroup()
-{
-	if (host)
-		free(host);
-	if (dhost)
-		free(dhost);
-	if (ident)
-		free(ident);
-	if (gecos)
-		free(gecos);
-}
-
-/* every hour, run this function which removes all entries older than Config->WhoWasMaxKeep */
-void WhoWasMaintainTimer::Tick(time_t t)
-{
-	command_t* whowas_command = ServerInstance->Parser->GetHandler("WHOWAS");
-	if (whowas_command)
-	{
-		std::deque<classbase*> params;
-		whowas_command->HandleInternal(WHOWAS_MAINTAIN, params);
-	}
-}
+/*       +------------------------------------+
 *       | Inspire Internet Relay Chat Daemon |
 *       +------------------------------------+
 *
 *  InspIRCd: (C) 2002-2007 InspIRCd Development Team
 * See: http://www.inspircd.org/wiki/index.php/Credits
 *
 * This program is free but copyrighted software; see
 *            the file COPYING for details.
 *
 * ---------------------------------------------------
 */

#include "inspircd.h"
#include "configreader.h"
#include "users.h"
#include "commands/cmd_whowas.h"

WhoWasMaintainTimer * timer;

extern "C" DllExport command_t* init_command(InspIRCd* Instance)
{
	return new cmd_whowas(Instance);
}

cmd_whowas::cmd_whowas(InspIRCd* Instance)
: command_t(Instance, "WHOWAS", 0, 1)
{
	syntax = "<nick>{,<nick>}";
	timer = new WhoWasMaintainTimer(Instance, 3600);
	Instance->Timers->AddTimer(timer);
}

CmdResult cmd_whowas::Handle (const char** parameters, int pcnt, userrec* user)
{
	/* if whowas disabled in config */
	if (ServerInstance->Config->WhoWasGroupSize == 0 || ServerInstance->Config->WhoWasMaxGroups == 0)
	{
		user->WriteServ("421 %s %s :This command has been disabled.",user->nick,command.c_str());
		return CMD_FAILURE;
	}

	whowas_users::iterator i = whowas.find(parameters[0]);

	if (i == whowas.end())
	{
		user->WriteServ("406 %s %s :There was no such nickname",user->nick,parameters[0]);
		user->WriteServ("369 %s %s :End of WHOWAS",user->nick,parameters[0]);
		return CMD_FAILURE;
	}
	else
	{
		whowas_set* grp = i->second;
		if (grp->size())
		{
			for (whowas_set::iterator ux = grp->begin(); ux != grp->end(); ux++)
			{
				WhoWasGroup* u = *ux;
				time_t rawtime = u->signon;
				tm *timeinfo;
				char b[MAXBUF];
	
				timeinfo = localtime(&rawtime);
				
				/* XXX - 'b' could be only 25 chars long and then strlcpy() would terminate it for us too? */
				strlcpy(b,asctime(timeinfo),MAXBUF);
				b[24] = 0;

				user->WriteServ("314 %s %s %s %s * :%s",user->nick,parameters[0],u->ident,u->dhost,u->gecos);
				
				if (IS_OPER(user))
					user->WriteServ("379 %s %s :was connecting from *@%s", user->nick, parameters[0], u->host);
				
				if (*ServerInstance->Config->HideWhoisServer && !IS_OPER(user))
					user->WriteServ("312 %s %s %s :%s",user->nick,parameters[0], ServerInstance->Config->HideWhoisServer, b);
				else
					user->WriteServ("312 %s %s %s :%s",user->nick,parameters[0], u->server, b);
			}
		}
		else
		{
			user->WriteServ("406 %s %s :There was no such nickname",user->nick,parameters[0]);
			user->WriteServ("369 %s %s :End of WHOWAS",user->nick,parameters[0]);
			return CMD_FAILURE;
		}
	}

	user->WriteServ("369 %s %s :End of WHOWAS",user->nick,parameters[0]);
	return CMD_SUCCESS;
}

CmdResult cmd_whowas::HandleInternal(const unsigned int id, const std::deque<classbase*> &parameters)
{
	switch (id)
	{
		case WHOWAS_ADD:
			AddToWhoWas((userrec*)parameters[0]);
		break;

		case WHOWAS_STATS:
			GetStats((Extensible*)parameters[0]);
		break;

		case WHOWAS_PRUNE:
			PruneWhoWas(ServerInstance->Time());
		break;

		case WHOWAS_MAINTAIN:
			MaintainWhoWas(ServerInstance->Time());
		break;

		default:
		break;
	}
	return CMD_SUCCESS;
}

void cmd_whowas::GetStats(Extensible* ext)
{
	int whowas_size = 0;
	int whowas_bytes = 0;
	whowas_users_fifo::iterator iter;
	for (iter = whowas_fifo.begin(); iter != whowas_fifo.end(); iter++)
	{
		whowas_set* n = (whowas_set*)whowas.find(iter->second)->second;
		if (n->size())
		{
			whowas_size += n->size();
			whowas_bytes += (sizeof(whowas_set) + ( sizeof(WhoWasGroup) * n->size() ) );
		}
	}
	stats.assign("Whowas(MAPSETS) " +ConvToStr(whowas_size)+" ("+ConvToStr(whowas_bytes)+" bytes)");
	ext->Extend("stats", stats.c_str());
}

void cmd_whowas::AddToWhoWas(userrec* user)
{
	/* if whowas disabled */
	if (ServerInstance->Config->WhoWasGroupSize == 0 || ServerInstance->Config->WhoWasMaxGroups == 0)
	{
		return;
	}

	whowas_users::iterator iter = whowas.find(user->nick);

	if (iter == whowas.end())
	{
		whowas_set* n = new whowas_set;
		WhoWasGroup *a = new WhoWasGroup(user);
		n->push_back(a);
		whowas[user->nick] = n;
		whowas_fifo.push_back(std::make_pair(ServerInstance->Time(),user->nick));

		if ((int)(whowas.size()) > ServerInstance->Config->WhoWasMaxGroups)
		{
			whowas_users::iterator iter = whowas.find(whowas_fifo[0].second);
			if (iter != whowas.end())
			{
				whowas_set* n = (whowas_set*)iter->second;
				if (n->size())
				{
					while (n->begin() != n->end())
					{
						WhoWasGroup *a = *(n->begin());
						DELETE(a);
						n->pop_front();
					}
				}
				DELETE(n);
				whowas.erase(iter);
			}
			whowas_fifo.pop_front();
		}
	}
	else
	{
		whowas_set* group = (whowas_set*)iter->second;
		WhoWasGroup *a = new WhoWasGroup(user);
		group->push_back(a);

		if ((int)(group->size()) > ServerInstance->Config->WhoWasGroupSize)
		{
			WhoWasGroup *a = (WhoWasGroup*)*(group->begin());
			DELETE(a);
			group->pop_front();
		}
	}
}

/* on rehash, refactor maps according to new conf values */
void cmd_whowas::PruneWhoWas(time_t t)
{
	/* config values */
	int groupsize = ServerInstance->Config->WhoWasGroupSize;
	int maxgroups = ServerInstance->Config->WhoWasMaxGroups;
	int maxkeep =   ServerInstance->Config->WhoWasMaxKeep;

	/* first cut the list to new size (maxgroups) and also prune entries that are timed out. */
	whowas_users::iterator iter;
	int fifosize;
	while ((fifosize = (int)whowas_fifo.size()) > 0)
	{
		if (fifosize > maxgroups || whowas_fifo[0].first < t - maxkeep)
		{
			iter = whowas.find(whowas_fifo[0].second);
			/* hopefully redundant integrity check, but added while debugging r6216 */
			if (iter == whowas.end())
			{
				/* this should never happen, if it does maps are corrupt */
				ServerInstance->Log(DEFAULT, "BUG: Whowas maps got corrupted! (1)");
				return;
			}
			whowas_set* n = (whowas_set*)iter->second;
			if (n->size())
			{
				while (n->begin() != n->end())
				{
					WhoWasGroup *a = *(n->begin());
					DELETE(a);
					n->pop_front();
				}
			}
			DELETE(n);
			whowas.erase(iter);
			whowas_fifo.pop_front();
		}
		else
			break;
	}

	/* Then cut the whowas sets to new size (groupsize) */
	fifosize = (int)whowas_fifo.size();
	for (int i = 0; i < fifosize; i++)
	{
		iter = whowas.find(whowas_fifo[0].second);
		/* hopefully redundant integrity check, but added while debugging r6216 */
		if (iter == whowas.end())
		{
			/* this should never happen, if it does maps are corrupt */
			ServerInstance->Log(DEFAULT, "BUG: Whowas maps got corrupted! (2)");
			return;
		}
		whowas_set* n = (whowas_set*)iter->second;
		if (n->size())
		{
			int nickcount = n->size();
			while (n->begin() != n->end() && nickcount > groupsize)
			{
				WhoWasGroup *a = *(n->begin());
				DELETE(a);
				n->pop_front();
				nickcount--;
			}
		}
	}
}

/* call maintain once an hour to remove expired nicks */
void cmd_whowas::MaintainWhoWas(time_t t)
{
	for (whowas_users::iterator iter = whowas.begin(); iter != whowas.end(); iter++)
	{
		whowas_set* n = (whowas_set*)iter->second;
		if (n->size())
		{
			while ((n->begin() != n->end()) && ((*n->begin())->signon < t - ServerInstance->Config->WhoWasMaxKeep))
			{
				WhoWasGroup *a = *(n->begin());
				DELETE(a);
				n->erase(n->begin());
			}
		}
	}
}

cmd_whowas::~cmd_whowas()
{
	if (timer)
	{
		ServerInstance->Timers->DelTimer(timer);
	}

	whowas_users::iterator iter;
	int fifosize;
	while ((fifosize = (int)whowas_fifo.size()) > 0)
	{
		iter = whowas.find(whowas_fifo[0].second);
		/* hopefully redundant integrity check, but added while debugging r6216 */
		if (iter == whowas.end())
		{
			/* this should never happen, if it does maps are corrupt */
			ServerInstance->Log(DEFAULT, "BUG: Whowas maps got corrupted! (3)");
			return;
		}
		whowas_set* n = (whowas_set*)iter->second;
		if (n->size())
		{
			while (n->begin() != n->end())
			{
				WhoWasGroup *a = *(n->begin());
				DELETE(a);
				n->pop_front();
			}
		}
		DELETE(n);
		whowas.erase(iter);
		whowas_fifo.pop_front();
	}
}

WhoWasGroup::WhoWasGroup(userrec* user) : host(NULL), dhost(NULL), ident(NULL), server(NULL), gecos(NULL), signon(user->signon)
{
	this->host = strdup(user->host);
	this->dhost = strdup(user->dhost);
	this->ident = strdup(user->ident);
	this->server = user->server;
	this->gecos = strdup(user->fullname);
}

WhoWasGroup::~WhoWasGroup()
{
	if (host)
		free(host);
	if (dhost)
		free(dhost);
	if (ident)
		free(ident);
	if (gecos)
		free(gecos);
}

/* every hour, run this function which removes all entries older than Config->WhoWasMaxKeep */
void WhoWasMaintainTimer::Tick(time_t t)
{
	command_t* whowas_command = ServerInstance->Parser->GetHandler("WHOWAS");
	if (whowas_command)
	{
		std::deque<classbase*> params;
		whowas_command->HandleInternal(WHOWAS_MAINTAIN, params);
	}
}
\ No newline at end of file