Undo me screwing stuff up

git-svn-id: http://svn.inspircd.org/repository/trunk/inspircd@3797 e03df62e-2008-0410-955e-edbf42e46eb7

1 files changed, 49 insertions, 119 deletions

diff --git a/src/mode.cpp b/src/mode.cpp
index 9d4c4bdff..5d93eb161 100644
--- a/src/mode.cpp
+++ b/src/mode.cpp
@@ -1149,143 +1149,73 @@ bool ModeParser::ProcessModuleUmode(char umode, userrec* source, void* dest, boo
 
 void cmd_mode::Handle (char **parameters, int pcnt, userrec *user)
 {
-	/*
-	 * In theory what happens is...
-	 * 
-	 * Parse mode string here.
-	 *
-	 * For each mode character, check against a list of mode 'watchers',
-	 * a watcher can explicitly deny or allow a mode, it can also modify
-	 * the mode parameter if there is one.
-	 *
-	 * If the mode passes all the 'watchers's checks, call a mode 'handler'
-	 * for the mode, if one of the watchers said to explicitly allow it then
-	 * the mode handler will have a flag set, this *should* be honoured and
-	 * access checks *should* be overridden.
-	 *
-	 */
-	
-	/*
-	 * Mode handlers should be added with Server::AddHandler(), or some backend call that it uses.
-	 *
-	 * Watchers should be added with Server::AddWatcher() or likewise a backend call for it,
-	 * there should be a way of adding a watcher for all modes, and whatever the method of
-	 * the watchers that gets called is should have a parameter giving the mode.
-	 */
-	 
-	/* All module callbacks for modes will be removed. */
-	
-	/*
-	 * How I *think* this works is that cmd_mode::Handle() has access checks for modes, but
-	 * ModeParser::ServerMode() doesn't...
-	 */
-	
 	chanrec* chan;
-	userrec* dest;
+	userrec* dest = Find(parameters[0]);
+	int MOD_RESULT;
+	int can_change;
+	int direction = 1;
+	char outpars[MAXBUF];
+	bool next_ok = true;
 
-	if(!user)
+	if (!user)
+		return;
+
+	if ((dest) && (pcnt == 1))
 	{
-		log(DEBUG, "cmd_mode::Handle() got a null user");
+		WriteServ(user->fd,"221 %s :+%s",dest->nick,dest->modes);
 		return;
 	}
-	
-	if(dest = Find(parameters[0]))
+	else if ((dest) && (pcnt > 1))
 	{
-		if(pcnt == 1)
-		{
-			/* If there was only one parameter, they were just asking what modes someone has. */
-			WriteServ(user->fd, "221 %s :+%s",dest->nick,dest->modes);
-			return;
-		}
-		else if(pcnt > 1)
+		std::string tidied = ServerInstance->ModeGrok->CompressModes(parameters[1],false);
+		parameters[1] = (char*)tidied.c_str();
+
+		char dmodes[MAXBUF];
+		strlcpy(dmodes,dest->modes,MAXMODES);
+		log(DEBUG,"pulled up dest user modes: %s",dmodes);
+
+		can_change = 0;
+		if (user != dest)
 		{
-			ServerInstance->ModeGrok->HandleUserModes(parameters, pcnt, user, dest);
-			return;
+			if ((*user->oper) || (is_uline(user->server)))
+			{
+				can_change = 1;
+			}
 		}
-	}
-	else if(chan = FindChan(parameters[0]))
-	{
-		if(pcnt == 1)
+		else
 		{
-			/* One parameter, just tell them the channel's modes. */
-			WriteServ(user->fd,"324 %s %s +%s",user->nick, chan->name, chanmodes(chan, chan->HasUser(user)));
-			WriteServ(user->fd,"329 %s %s %d", user->nick, chan->name, chan->created);
-			return;
+			can_change = 1;
 		}
-		else if(pcnt > 1)
+		if (!can_change)
 		{
-			ServerInstance->ModeGrok->HandleChannelModes(parameters, pcnt, user, chan);
+			WriteServ(user->fd,"482 %s :Can't change mode for other users",user->nick);
 			return;
 		}
-	}
-	else
-	{
-		WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
-	}
-}
-
-void ModeParser::HandleUserModes(char** parameters, int pcnt, userrec* user, userrec* target)
-{
-	std::string tidied;
-	bool setting_on;
-	/* XXX - Neccessary? */
-	char dmodes[MAXBUF];
-	char out[MAXBUF];
-	char* outend;
-	char* outpos;
-	
-	/* XXX - This is nasty, change it somehow so we don't create a std::string and then pretty much discard it */
-	/* Maybe as the mode string will always get shorter then we should just pass a char* and modify that? */
-	/* This should _not_ leave any '+-+-' in the string, it should be well-formed "+a-b+c" */
-	tidied = ServerInstance->ModeGrok->CompressModes(parameters[1],false);
-	parameters[1] = (char*)tidied.c_str();
-
-	strlcpy(dmodes,dest->modes,MAXMODES);
-	log(DEBUG,"pulled up dest user modes: %s",dmodes);
+		
+		outpars[0] = *parameters[1];
+		outpars[1] = 0;
+		direction = (*parameters[1] == '+');
 
-	if((user != dest) && (!*user->oper) && (!is_uline(user->server)))
-	{
-		WriteServ(user->fd,"482 %s :Can't change mode for other users",user->nick);
-		return;
-	}
-	
-	/* 
-	 * Leaving this so a mode string with no + or - is taken as having a +.
-	 */
-	
-	*outpos = (*parameters[1] == '-') ? '-' : '+';
-	
-	setting_on = true;
-	outend = out+MAXBUF;
-	outpos = out;
-	
-	/*
-	 * outpos always points at where the next char should be added,
-	 * we have added the first character before we enter the loop
-	 * so it's safe to check --outpos
-	 */
+		if ((*parameters[1] != '+') && (*parameters[1] != '-'))
+			return;
 
-	for(char* i = parameters[1]; *i; i++)
-	{
-		if(outpos == outend)
-		{
-			/* We somehow hit the end of our buffer... :s */
-			break;
-		}
-		
-		switch (*i)
+		for (char* i = parameters[1]; *i; i++)
 		{
-			case ' ':
-				/* When does this happen? */
+			if ((i != parameters[1]) && (*i != '+') && (*i != '-'))
+				next_ok = true;
+
+			switch (*i)
+			{
+				case ' ':
 				continue;
 
-			case '+':
-				if(!setting_on && (*--outpos != '-'))
-				{
-					charlcat(outpars,'+',MAXBUF);
-					next_ok = false;
-				}	
-				direction = 1;
+				case '+':
+					if ((direction != 1) && (next_ok))
+					{
+						charlcat(outpars,'+',MAXBUF);
+						next_ok = false;
+					}	
+					direction = 1;
 				break;
 
 				case '-':