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-rw-r--r--source/cPlugin_Lua.cpp97
1 files changed, 97 insertions, 0 deletions
diff --git a/source/cPlugin_Lua.cpp b/source/cPlugin_Lua.cpp
new file mode 100644
index 000000000..3265f0615
--- /dev/null
+++ b/source/cPlugin_Lua.cpp
@@ -0,0 +1,97 @@
+#define LUA_USE_POSIX
+#include "cMCLogger.h"
+#include <string>
+#include "cPlugin_Lua.h"
+#include "cPluginManager.h"
+#include "cRoot.h"
+
+extern "C"
+{
+ #include "lualib.h"
+}
+
+#include "tolua++.h"
+#include "Bindings.h"
+#include "ManualBindings.h"
+
+bool report_errors(lua_State* lua, int status)
+{
+ if ( status!=0 )
+ {
+ std::string s = lua_tostring(lua, -1);
+ LOGERROR("-- %s", s.c_str() );
+ lua_pop(lua, 1);
+ return true;
+ }
+ return false;
+}
+
+cPlugin_Lua::~cPlugin_Lua()
+{
+ UnloadPlugins();
+ if( m_LuaState )
+ {
+ lua_close( m_LuaState );
+ m_LuaState = 0;
+ }
+}
+
+cPlugin_Lua::cPlugin_Lua(const char* a_Plugin)
+: m_LuaState( 0 )
+{
+ m_FileName.assign( a_Plugin );
+}
+
+bool cPlugin_Lua::Initialize()
+{
+ if( !m_LuaState )
+ {
+ m_LuaState = lua_open();
+ luaL_openlibs( m_LuaState );
+ tolua_AllToLua_open(m_LuaState);
+ ManualBindings::Bind( m_LuaState );
+ }
+
+ int s = luaL_loadfile(m_LuaState, (std::string("Plugins/") + m_FileName ).c_str() );
+ if( report_errors( m_LuaState, s ) )
+ {
+ LOGERROR("Can't load plugin %s", m_FileName.c_str() );
+ lua_close( m_LuaState );
+ m_LuaState = 0;
+ return false;
+ }
+
+ s = lua_pcall(m_LuaState, 0, LUA_MULTRET, 0);
+ if( report_errors( m_LuaState, s ) )
+ {
+ LOGERROR("Error in plugin %s", m_FileName.c_str() );
+ lua_close( m_LuaState );
+ m_LuaState = 0;
+ return false;
+ }
+ return true;
+}
+
+void cPlugin_Lua::AddPlugin( cPlugin* a_Plugin )
+{
+ m_Plugins.push_back( a_Plugin );
+}
+
+void cPlugin_Lua::RemovePlugin( cPlugin* a_Plugin )
+{
+ m_Plugins.remove( a_Plugin );
+ cRoot::Get()->GetPluginManager()->RemovePlugin( a_Plugin, true );
+}
+
+void cPlugin_Lua::UnloadPlugins()
+{
+ while( m_Plugins.begin() != m_Plugins.end() )
+ {
+ RemovePlugin( *m_Plugins.begin() );
+ }
+}
+
+lua_State* cPlugin_Lua::GetLuaState()
+{
+ return m_LuaState;
+} \ No newline at end of file