 92c59963f8
			
		
	
	
		92c59963f8
		
	
	
	
	
		
			
			git-svn-id: http://mc-server.googlecode.com/svn/trunk@606 0a769ca7-a7f5-676a-18bf-c427514a06d6
		
			
				
	
	
		
			123 lines
		
	
	
		
			3.5 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			123 lines
		
	
	
		
			3.5 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| 
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| #include "Globals.h"  // NOTE: MSVC stupidness requires this to be the same across all modules
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| 
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| #include "cLuaCommandBinder.h"
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| #include "cPlayer.h"
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| #include "cPlugin.h"
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| #include "cPlugin_Lua.h"
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| 
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| #include "tolua++.h"
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| 
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| 
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| 
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| 
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| 
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| extern bool report_errors(lua_State* lua, int status);
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| 
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| cLuaCommandBinder::cLuaCommandBinder()
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| {
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| }
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| 
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| cLuaCommandBinder::~cLuaCommandBinder()
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| {
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| }
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| 
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| void cLuaCommandBinder::ClearBindings()
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| {
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| 	m_BoundCommands.clear();
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| }
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| 
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| void cLuaCommandBinder::RemoveBindingsForPlugin( cPlugin* a_Plugin )
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| {
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| 	for( CommandMap::iterator itr = m_BoundCommands.begin(); itr != m_BoundCommands.end(); )
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| 	{
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| 		if( itr->second.Plugin == a_Plugin )
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| 		{
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| 			LOGINFO("Unbinding %s ", itr->first.c_str( ) );
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| 			luaL_unref( itr->second.LuaState, LUA_REGISTRYINDEX, itr->second.Reference ); // unreference
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| 			CommandMap::iterator eraseme = itr;
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| 			++itr;
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| 			m_BoundCommands.erase( eraseme );
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| 			continue;
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| 		}
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| 		++itr;
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| 	}
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| }
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| 
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| bool cLuaCommandBinder::BindCommand( const std::string & a_Command, const std::string & a_Permission, cPlugin* a_Plugin, lua_State * a_LuaState, int a_FunctionReference )
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| {
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| 	if( !a_Plugin->CanBindCommands() )
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| 	{
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| 		LOGERROR("ERROR: Trying to bind command \"%s\" to a plugin that is not initialized.", a_Command.c_str() );
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| 		return false;
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| 	}
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| 	if( m_BoundCommands.find( a_Command ) != m_BoundCommands.end() )
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| 	{
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| 		LOGERROR("ERROR: Trying to bind command \"%s\" that has already been bound.", a_Command.c_str() );
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| 		return false;
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| 	}
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| 	LOGINFO("Binding %s (%s)", a_Command.c_str(), a_Permission.c_str() );
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| 	m_BoundCommands[ a_Command ] = BoundFunction( a_Plugin, a_LuaState, a_FunctionReference, a_Permission );
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| 	return true;
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| }
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| 
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| bool cLuaCommandBinder::HandleCommand( const std::string & a_Command, cPlayer* a_Player )
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| {
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| 	AStringVector Split = StringSplit(a_Command, " ");
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| 	if (Split.size() == 0)
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| 	{
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| 		return false;
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| 	}
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| 	
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| 	CommandMap::iterator FoundCommand = m_BoundCommands.find( Split[0] );
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| 	if( FoundCommand != m_BoundCommands.end() )
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| 	{
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| 		const BoundFunction & func = FoundCommand->second;
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| 		if( func.Permission.size() > 0 )
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| 		{
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| 			if( !a_Player->HasPermission( func.Permission.c_str() ) )
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| 			{
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| 				return false;
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| 			}
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| 		}
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| 
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| 		// For enabling 'self' in the function, it's kind of a hack I'm not sure this is the way to go
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| 		lua_pushvalue(func.LuaState, LUA_GLOBALSINDEX);
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| 			lua_pushstring(func.LuaState, "self");
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| 			tolua_pushusertype( func.LuaState, func.Plugin, "cPlugin" );
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| 			lua_rawset(func.LuaState, -3);
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| 		lua_pop(func.LuaState, 1);
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| 		
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| 		LOGINFO("1. Stack size: %i", lua_gettop(func.LuaState) );
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| 		lua_rawgeti( func.LuaState, LUA_REGISTRYINDEX, func.Reference); // same as lua_getref()
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| 
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| 		// Push the split
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| 		LOGINFO("2. Stack size: %i", lua_gettop(func.LuaState) );
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| 		lua_createtable(func.LuaState, Split.size(), 0);
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| 		int newTable = lua_gettop(func.LuaState);
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| 		int index = 1;
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| 		std::vector<std::string>::const_iterator iter = Split.begin();
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| 		while(iter != Split.end()) {
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| 			tolua_pushstring( func.LuaState, (*iter).c_str() );
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| 			lua_rawseti(func.LuaState, newTable, index);
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| 			++iter;
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| 			++index;
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| 		}
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| 		LOGINFO("3. Stack size: %i", lua_gettop(func.LuaState) );
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| 		// Push player
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| 		tolua_pushusertype( func.LuaState, a_Player, "cPlayer" );
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| 		LOGINFO("Calling bound function! :D");
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| 		int s = lua_pcall(func.LuaState, 2, 1, 0);
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| 		if( report_errors( func.LuaState, s ) )
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| 		{
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| 			LOGINFO("error. Stack size: %i", lua_gettop(func.LuaState) );
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| 			return false;
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| 		}
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| 		bool RetVal = (tolua_toboolean(func.LuaState, -1, 0) > 0);
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| 		lua_pop(func.LuaState, 1); // Pop return value
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| 		LOGINFO("ok. Stack size: %i", lua_gettop(func.LuaState) );
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| 		return RetVal;
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| 	}
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| 	return false;
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| }
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