m_services_account - now with 100 percent more elite.

git-svn-id: http://svn.inspircd.org/repository/trunk/inspircd@4050 e03df62e-2008-0410-955e-edbf42e46eb7

1 files changed, 273 insertions, 0 deletions

diff --git a/src/modules/m_services_account.cpp b/src/modules/m_services_account.cpp
new file mode 100644
index 000000000..62e9baf17
--- /dev/null
+++ b/src/modules/m_services_account.cpp
@@ -0,0 +1,273 @@
+/*       +------------------------------------+
+ *       | Inspire Internet Relay Chat Daemon |
+ *       +------------------------------------+
+ *
+ *  InspIRCd is copyright (C) 2002-2006 ChatSpike-Dev.
+ *                       E-mail:
+ *                <brain@chatspike.net>
+ *           	  <Craig@chatspike.net>
+ *     
+ * Written by Craig Edwards, Craig McLure, and others.
+ * This program is free but copyrighted software; see
+ *            the file COPYING for details.
+ *
+ * ---------------------------------------------------
+ */
+
+using namespace std;
+
+#include <stdio.h>
+#include "users.h"
+#include "channels.h"
+#include "modules.h"
+#include <string>
+#include "helperfuncs.h"
+#include "hashcomp.h"
+
+/* $ModDesc: Povides support for ircu-style services accounts, including chmode +R, etc. */
+
+class ModuleServicesAccount : public Module
+{
+	Server *Srv; 
+
+ public:
+	ModuleServicesAccount(Server* Me) : Module::Module(Me)
+	{
+		Srv = Me;
+
+		Srv->AddExtendedMode('R',MT_CHANNEL,false,0,0);
+		Srv->AddExtendedMode('R',MT_CLIENT,false,0,0);
+		Srv->AddExtendedMode('M',MT_CHANNEL,false,0,0);
+	}
+
+	virtual void On005Numeric(std::string &output)
+	{
+		InsertMode(output, "RM", 4);
+	}
+
+	/* <- :twisted.oscnet.org 330 w00t2 w00t2 w00t :is logged in as */
+	virtual void OnWhois(userrec* source, userrec* dest)
+	{
+		char *account = dest->GetExt("accountname");
+
+		if (account)
+		{
+			std::string* accountn = (std::string*)account;
+			WriteServ(source->fd, "330 %s %s %s :is logged in as", source->nick, dest->nick, accountn->c_str());
+		}
+	}
+
+	void Implements(char* List)
+	{
+		List[I_OnWhois] = List[I_OnUserPreMessage] = List[I_OnExtendedMode] = List[I_On005Numeric] = List[I_OnUserPreNotice] = List[I_OnUserPreJoin] = 1;
+		List[I_OnSyncUserMetaData] = List[I_OnUserQuit] = List[I_OnCleanup] = List[I_OnDecodeMetaData] = 1;
+	}
+
+	virtual int OnExtendedMode(userrec* user, void* target, char modechar, int type, bool mode_on, string_list &params)
+	{
+		if (modechar == 'R')
+		{
+			return 1;
+		}
+		else if (modechar == 'M')
+		{
+			if (type == MT_CHANNEL)
+			{
+				return 1;
+			}
+		}
+
+		return 0;
+	}
+
+	virtual int OnUserPreMessage(userrec* user,void* dest,int target_type, std::string &text, char status)
+	{
+		char *account = user->GetExt("accountname");
+		
+		if (target_type == TYPE_CHANNEL)
+		{
+			chanrec* c = (chanrec*)dest;
+			
+			if ((c->IsModeSet('M')) && (!account))
+			{
+				if ((Srv->IsUlined(user->nick)) || (Srv->IsUlined(user->server)) || (!strcmp(user->server,"")))
+				{
+					// user is ulined, can speak regardless
+					return 0;
+				}
+
+				// user messaging a +M channel and is not registered
+				Srv->SendServ(user->fd,"477 "+std::string(user->nick)+" "+std::string(c->name)+" :You need to be identified to a registered account to message this channel");
+				return 1;
+			}
+		}
+		if (target_type == TYPE_USER)
+		{
+			userrec* u = (userrec*)dest;
+			
+			if ((strchr(u->modes,'R')) && (!account))
+			{
+				if ((Srv->IsUlined(user->nick)) || (Srv->IsUlined(user->server)))
+				{
+					// user is ulined, can speak regardless
+					return 0;
+				}
+
+				// user messaging a +R user and is not registered
+				Srv->SendServ(user->fd,"477 "+std::string(user->nick)+" "+std::string(u->nick)+" :You need to be identified to a registered account to message this user");
+				return 1;
+			}
+		}
+		return 0;
+	}
+	 
+	virtual int OnUserPreNotice(userrec* user,void* dest,int target_type, std::string &text, char status)
+	{
+		return OnUserPreMessage(user, dest, target_type, text, status);
+	}
+	 
+	virtual int OnUserPreJoin(userrec* user, chanrec* chan, const char* cname)
+	{
+		char *account = user->GetExt("accountname");
+		
+		if (chan)
+		{
+			if (chan->IsModeSet('R'))
+			{
+				if (!account)
+				{
+					if ((Srv->IsUlined(user->nick)) || (Srv->IsUlined(user->server)))
+					{
+						// user is ulined, won't be stopped from joining
+						return 0;
+					}
+					// joining a +R channel and not identified
+					Srv->SendServ(user->fd,"477 "+std::string(user->nick)+" "+std::string(chan->name)+" :You need to be identified to a registered account to join this channel");
+					return 1;
+				}
+			}
+		}
+		return 0;
+	}
+	
+	// Whenever the linking module wants to send out data, but doesnt know what the data
+	// represents (e.g. it is metadata, added to a userrec or chanrec by a module) then
+	// this method is called. We should use the ProtoSendMetaData function after we've
+	// corrected decided how the data should look, to send the metadata on its way if
+	// it is ours.
+	virtual void OnSyncUserMetaData(userrec* user, Module* proto, void* opaque, const std::string &extname)
+	{
+		// check if the linking module wants to know about OUR metadata
+		if (extname == "accountname")
+		{
+			// check if this user has an swhois field to send
+			char* field = user->GetExt("accountname");
+			if (field)
+			{
+				// get our extdata out with a cast
+				std::string* account = (std::string*)field;
+				// call this function in the linking module, let it format the data how it
+				// sees fit, and send it on its way. We dont need or want to know how.
+				proto->ProtoSendMetaData(opaque,TYPE_USER,user,extname,*account);
+			}
+		}
+	}
+
+	// when a user quits, tidy up their metadata
+	virtual void OnUserQuit(userrec* user, const std::string &message)
+	{
+		char* field = user->GetExt("accountname");
+		if (field)
+		{
+			std::string* account = (std::string*)field;
+			user->Shrink("accountname");
+			delete account;
+		}
+	}
+
+	// if the module is unloaded, tidy up all our dangling metadata
+	virtual void OnCleanup(int target_type, void* item)
+	{
+		if (target_type == TYPE_USER)
+		{
+			userrec* user = (userrec*)item;
+			char* field = user->GetExt("accountname");
+			if (field)
+			{
+				std::string* account = (std::string*)field;
+				user->Shrink("accountname");
+				delete account;
+			}
+		}
+	}
+
+	// Whenever the linking module receives metadata from another server and doesnt know what
+	// to do with it (of course, hence the 'meta') it calls this method, and it is up to each
+	// module in turn to figure out if this metadata key belongs to them, and what they want
+	// to do with it.
+	// In our case we're only sending a single string around, so we just construct a std::string.
+	// Some modules will probably get much more complex and format more detailed structs and classes
+	// in a textual way for sending over the link.
+	virtual void OnDecodeMetaData(int target_type, void* target, const std::string &extname, const std::string &extdata)
+	{
+		// check if its our metadata key, and its associated with a user
+		if ((target_type == TYPE_USER) && (extname == "accountname"))
+		{	
+			userrec* dest = (userrec*)target;
+			/* logging them out? */
+			if (extdata == "")
+			{
+				char* field = dest->GetExt("accountname");
+				if (field)
+				{
+					std::string* account = (std::string*)field;
+					dest->Shrink("accountname");
+					delete account;
+				}
+			}
+			else
+			{
+				// if they dont already have an accountname field, accept the remote server's
+				if (!dest->GetExt("accountname"))
+				{
+					std::string* text = new std::string(extdata);
+					dest->Extend("accountname",(char*)text);
+				}
+			}
+		}
+	}
+
+	virtual ~ModuleServicesAccount()
+	{
+	}
+	
+	virtual Version GetVersion()
+	{
+		return Version(1,0,0,0,VF_STATIC|VF_VENDOR);
+	}
+};
+
+
+class ModuleServicesAccountFactory : public ModuleFactory
+{
+ public:
+	ModuleServicesAccountFactory()
+	{
+	}
+	
+	~ModuleServicesAccountFactory()
+	{
+	}
+	
+	virtual Module * CreateModule(Server* Me)
+	{
+		return new ModuleServicesAccount(Me);
+	}
+	
+};
+
+
+extern "C" void * init_module( void )
+{
+	return new ModuleServicesAccountFactory;
+}