Added module to support modes +q and +a

git-svn-id: http://svn.inspircd.org/repository/trunk/inspircd@761 e03df62e-2008-0410-955e-edbf42e46eb7

src/modules/m_chanprotect.cpp

@@ -0,0 +1,167 @@
+#include <stdio.h>
+
+#include "users.h"
+#include "channels.h"
+#include "modules.h"
+
+/* $ModDesc: Provides channel modes +a and +q */
+
+char dummyvalue[] = "on";
+
+class ModuleChanProtect : public Module
+{
+	Server *Srv;
+	
+ public:
+ 
+	ModuleChanProtect()
+	{
+		Srv = new Server;
+		// set up our modes. We're using listmodes and not normal extmodes here.
+		// listmodes only need one parameter as everything else is assumed by the
+		// nature of the mode thats being created.
+		Srv->AddExtendedListMode('a');
+		Srv->AddExtendedListMode('q');
+	}
+	
+	virtual void OnUserJoin(userrec* user, chanrec* channel)
+	{
+		// if the user is the first user into the channel, mark them as the founder
+		if (Srv->CountUsers(channel) == 1)
+		{
+			if (user->Extend("cm_founder_"+std::string(channel->name),dummyvalue))
+			{
+				Srv->Log(DEBUG,"Marked user "+std::string(user->nick)+" as founder for "+std::string(channel->name));
+			}
+		}
+	}
+	
+	virtual int OnExtendedMode(userrec* user, void* target, char modechar, int type, bool mode_on, string_list &params)
+	{
+		// not out mode, bail
+		if ((modechar == 'q') && (type == MT_CHANNEL))
+		{
+			// set up parameters
+			chanrec* chan = (chanrec*)target;
+			userrec* theuser = Srv->FindNick(params[0]);
+		
+			// cant find the user given as the parameter, eat the mode change.
+			if (!theuser)
+				return -1;
+			
+			// given user isnt even on the channel, eat the mode change
+			if (!Srv->IsOnChannel(theuser,chan))
+				return -1;
+			
+			if ((Srv->IsUlined(user->nick)) || (Srv->IsUlined(user->server)) || (!strcmp(user->server,"")))
+			{
+				if (mode_on)
+   				{
+   					if (!theuser->GetExt("cm_founder_"+std::string(chan->name)))
+   					{
+						theuser->Extend("cm_founder_"+std::string(chan->name),dummyvalue);
+						return 1;
+					}
+				}
+				else
+ 				{
+ 					if (theuser->GetExt("cm_founder_"+std::string(chan->name)))
+ 					{
+						theuser->Shrink("cm_founder_"+std::string(chan->name));
+						return 1;
+					}
+				}	
+
+				return -1;
+			}
+			else
+			{
+				WriteServ(user->fd,"482 %s %s :Only servers may set channel mode +q",user->nick, chan->name);
+				return -1;
+			}
+		}
+		if ((modechar == 'a') && (type == MT_CHANNEL))
+		{
+			// set up parameters
+			chanrec* chan = (chanrec*)target;
+			userrec* theuser = Srv->FindNick(params[0]);
+		
+			// cant find the user given as the parameter, eat the mode change.
+			if (!theuser)
+				return -1;
+			
+			// given user isnt even on the channel, eat the mode change
+			if (!Srv->IsOnChannel(theuser,chan))
+				return -1;
+			
+			if ((Srv->IsUlined(user->nick)) || (Srv->IsUlined(user->server)) || (!strcmp(user->server,"")) || (user->GetExt("cm_founder_"+std::string(chan->name))))
+			{
+				if (mode_on)
+   				{
+   					if (!theuser->GetExt("cm_founder_"+std::string(chan->name)))
+   					{
+						theuser->Extend("cm_protect_"+std::string(chan->name),dummyvalue);
+						return 1;
+					}
+				}
+				else
+    				{
+    					if (theuser->GetExt("cm_founder_"+std::string(chan->name)))
+    					{
+						theuser->Shrink("cm_protect_"+std::string(chan->name));
+						return 1;
+					}
+				}	
+
+				return -1;
+			}
+			else
+			{
+				WriteServ(user->fd,"482 %s %s :You are not a channel founder",user->nick, chan->name);
+				return -1;
+			}
+		}
+		return 0;
+	}
+	
+	virtual ~ModuleChanProtect()
+	{
+		delete Srv;
+	}
+	
+	virtual Version GetVersion()
+	{
+		return Version(1,0,0,0);
+	}
+	
+	virtual void OnUserConnect(userrec* user)
+	{
+	}
+
+};
+
+
+class ModuleChanProtectFactory : public ModuleFactory
+{
+ public:
+	ModuleChanProtectFactory()
+	{
+	}
+	
+	~ModuleChanProtectFactory()
+	{
+	}
+	
+	virtual Module * CreateModule()
+	{
+		return new ModuleChanProtect;
+	}
+	
+};
+
+
+extern "C" void * init_module( void )
+{
+	return new ModuleChanProtectFactory;
+}
+