794 lines
17 KiB
C++
794 lines
17 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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#define LUA_USE_POSIX
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#include "Plugin_NewLua.h"
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#include "MCLogger.h"
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#include "LuaItems.h"
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extern "C"
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{
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#include "lualib.h"
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}
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#include "tolua++.h"
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#include "Bindings.h"
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#include "ManualBindings.h"
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#ifdef _WIN32
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// #include "wdirent.h"
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#else
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#include <dirent.h>
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#endif
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extern bool report_errors(lua_State* lua, int status);
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cPlugin_NewLua::cPlugin_NewLua( const char* a_PluginName )
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: m_LuaState( 0 )
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, cWebPlugin()
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{
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m_Directory = a_PluginName;
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}
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cPlugin_NewLua::~cPlugin_NewLua()
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{
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cCSLock Lock( m_CriticalSection );
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if( m_LuaState )
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{
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lua_close( m_LuaState );
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m_LuaState = 0;
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}
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}
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bool cPlugin_NewLua::Initialize()
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{
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cCSLock Lock( m_CriticalSection );
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if( !m_LuaState )
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{
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m_LuaState = lua_open();
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luaL_openlibs( m_LuaState );
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tolua_AllToLua_open(m_LuaState);
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ManualBindings::Bind( m_LuaState );
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}
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std::string PluginPath = FILE_IO_PREFIX + GetLocalDirectory() + "/";
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// Load all files for this plugin, and execute them
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AStringList Files = GetDirectoryContents(PluginPath.c_str());
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for (AStringList::const_iterator itr = Files.begin(); itr != Files.end(); ++itr)
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{
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if (itr->rfind(".lua") == AString::npos)
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{
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continue;
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}
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AString Path = PluginPath + *itr;
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int s = luaL_loadfile(m_LuaState, Path.c_str() );
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if( report_errors( m_LuaState, s ) )
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{
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LOGERROR("Can't load plugin %s because of an error in file %s", m_Directory.c_str(), Path.c_str() );
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lua_close( m_LuaState );
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m_LuaState = 0;
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return false;
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}
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s = lua_pcall(m_LuaState, 0, LUA_MULTRET, 0);
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if( report_errors( m_LuaState, s ) )
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{
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LOGERROR("Error in plugin %s in file %s", m_Directory.c_str(), Path.c_str() );
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lua_close( m_LuaState );
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m_LuaState = 0;
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return false;
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}
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} // for itr - Files[]
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// Call intialize function
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if( !PushFunction("Initialize") )
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{
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lua_close( m_LuaState );
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m_LuaState = 0;
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return false;
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}
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tolua_pushusertype(m_LuaState, this, "cPlugin_NewLua");
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if( !CallFunction(1, 1, "Initialize") )
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{
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lua_close( m_LuaState );
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m_LuaState = 0;
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return false;
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}
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if( !lua_isboolean( m_LuaState, -1 ) )
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{
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LOGWARN("Error in plugin %s Initialize() must return a boolean value!", m_Directory.c_str() );
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lua_close( m_LuaState );
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m_LuaState = 0;
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return false;
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}
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bool bSuccess = (tolua_toboolean( m_LuaState, -1, 0) > 0);
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return bSuccess;
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}
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AString cPlugin_NewLua::GetLocalDirectory(void) const
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{
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return std::string("Plugins/") + m_Directory;
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}
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void cPlugin_NewLua::OnDisable()
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{
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cCSLock Lock( m_CriticalSection );
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if( !PushFunction("OnDisable", false) ) // false = don't log error if not found
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return;
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CallFunction(0, 0, "OnDisable");
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}
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void cPlugin_NewLua::Tick(float a_Dt)
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{
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cCSLock Lock( m_CriticalSection );
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if( !PushFunction("Tick") )
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return;
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tolua_pushnumber( m_LuaState, a_Dt );
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CallFunction(1, 0, "Tick");
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}
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bool cPlugin_NewLua::OnCollectPickup(cPlayer * a_Player, cPickup * a_Pickup)
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{
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cCSLock Lock(m_CriticalSection);
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if (!PushFunction("OnCollectPickup"))
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{
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return false;
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}
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tolua_pushusertype(m_LuaState, a_Player, "cPlayer");
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tolua_pushusertype(m_LuaState, a_Pickup, "cPickup");
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if (!CallFunction(2, 1, "OnCollectPickup"))
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{
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return false;
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}
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return (tolua_toboolean(m_LuaState, -1, 0) > 0);
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}
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bool cPlugin_NewLua::OnDisconnect(cPlayer * a_Player, const AString & a_Reason)
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{
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cCSLock Lock(m_CriticalSection);
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if (!PushFunction("OnDisconnect"))
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{
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return false;
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}
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tolua_pushusertype(m_LuaState, a_Player, "cPlayer");
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tolua_pushstring (m_LuaState, a_Reason.c_str());
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if (!CallFunction(2, 1, "OnDisconnect"))
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{
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return false;
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}
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return (tolua_toboolean( m_LuaState, -1, 0) > 0);
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}
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bool cPlugin_NewLua::OnBlockPlace(cPlayer * a_Player, int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, const cItem & a_HeldItem)
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{
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cCSLock Lock(m_CriticalSection);
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if (!PushFunction("OnBlockPlace"))
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{
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return false;
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}
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tolua_pushusertype(m_LuaState, a_Player, "cPlayer");
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tolua_pushnumber (m_LuaState, a_BlockX);
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tolua_pushnumber (m_LuaState, a_BlockY);
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tolua_pushnumber (m_LuaState, a_BlockZ);
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tolua_pushnumber (m_LuaState, a_BlockFace);
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tolua_pushusertype(m_LuaState, (void *)&a_HeldItem, "cItem");
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if (!CallFunction(6, 1, "OnBlockPlace"))
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{
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return false;
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}
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return (tolua_toboolean( m_LuaState, -1, 0) > 0);
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}
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bool cPlugin_NewLua::OnBlockDig(cPlayer * a_Player, int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, char a_Status, BLOCKTYPE a_OldBlock, NIBBLETYPE a_OldMeta)
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{
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cCSLock Lock(m_CriticalSection);
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if (!PushFunction("OnBlockDig"))
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{
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return false;
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}
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tolua_pushusertype(m_LuaState, a_Player, "cPlayer");
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tolua_pushnumber (m_LuaState, a_BlockX);
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tolua_pushnumber (m_LuaState, a_BlockY);
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tolua_pushnumber (m_LuaState, a_BlockZ);
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tolua_pushnumber (m_LuaState, a_BlockFace);
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tolua_pushnumber (m_LuaState, a_Status);
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tolua_pushnumber (m_LuaState, a_OldBlock);
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tolua_pushnumber (m_LuaState, a_OldMeta);
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if (!CallFunction(8, 1, "OnBlockDig"))
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{
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return false;
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}
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return (tolua_toboolean( m_LuaState, -1, 0) > 0);
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}
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bool cPlugin_NewLua::OnChat(cPlayer * a_Player, const AString & a_Message)
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{
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cCSLock Lock(m_CriticalSection);
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if (!PushFunction("OnChat"))
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{
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return false;
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}
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tolua_pushusertype(m_LuaState, a_Player, "cPlayer");
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tolua_pushstring (m_LuaState, a_Message.c_str());
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if (!CallFunction(2, 1, "OnChat"))
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{
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return false;
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}
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return (tolua_toboolean( m_LuaState, -1, 0) > 0);
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}
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bool cPlugin_NewLua::OnLogin(cClientHandle * a_Client, int a_ProtocolVersion, const AString & a_Username)
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{
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cCSLock Lock( m_CriticalSection );
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if( !PushFunction("OnLogin") )
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return false;
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tolua_pushusertype (m_LuaState, a_Client, "cClientHandle");
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tolua_pushnumber (m_LuaState, a_ProtocolVersion);
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tolua_pushcppstring(m_LuaState, a_Username);
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if (!CallFunction(3, 1, "OnLogin"))
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return false;
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bool bRetVal = (tolua_toboolean( m_LuaState, -1, 0) > 0);
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return bRetVal;
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}
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void cPlugin_NewLua::OnPlayerSpawn( cPlayer* a_Player )
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{
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cCSLock Lock( m_CriticalSection );
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if( !PushFunction("OnPlayerSpawn") )
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return;
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tolua_pushusertype(m_LuaState, a_Player, "cPlayer");
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CallFunction(1, 0, "OnPlayerSpawn");
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}
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bool cPlugin_NewLua::OnPlayerJoin( cPlayer* a_Player )
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{
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cCSLock Lock( m_CriticalSection );
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if( !PushFunction("OnPlayerJoin") )
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return false;
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tolua_pushusertype(m_LuaState, a_Player, "cPlayer");
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if( !CallFunction(1, 1, "OnPlayerJoin") )
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return false;
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bool bRetVal = (tolua_toboolean( m_LuaState, -1, 0) > 0);
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return bRetVal;
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}
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void cPlugin_NewLua::OnPlayerMove( cPlayer* a_Player )
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{
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cCSLock Lock( m_CriticalSection );
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if( !PushFunction("OnPlayerMove") )
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return;
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tolua_pushusertype(m_LuaState, a_Player, "cPlayer");
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CallFunction(1, 0, "OnPlayerMove");
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}
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void cPlugin_NewLua::OnTakeDamage( cPawn* a_Pawn, TakeDamageInfo* a_TakeDamageInfo )
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{
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cCSLock Lock( m_CriticalSection );
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if( !PushFunction("OnTakeDamage") )
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return;
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tolua_pushusertype(m_LuaState, a_Pawn, "cPawn");
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tolua_pushusertype(m_LuaState, a_TakeDamageInfo, "TakeDamageInfo");
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CallFunction(2, 0, "OnTakeDamage");
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}
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bool cPlugin_NewLua::OnKilled( cPawn* a_Killed, cEntity* a_Killer )
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{
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cCSLock Lock( m_CriticalSection );
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if( !PushFunction("OnKilled") )
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return false;
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tolua_pushusertype(m_LuaState, a_Killed, "cPawn");
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tolua_pushusertype(m_LuaState, a_Killer, "cEntity");
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if( !CallFunction(2, 1, "OnKilled") )
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return false;
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bool bRetVal = (tolua_toboolean( m_LuaState, -1, 0) > 0);
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return bRetVal;
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}
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void cPlugin_NewLua::OnChunkGenerated(cWorld * a_World, int a_ChunkX, int a_ChunkZ)
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{
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cCSLock Lock(m_CriticalSection);
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if (!PushFunction("OnChunkGenerated"))
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{
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return;
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}
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tolua_pushusertype(m_LuaState, a_World, "cWorld");
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tolua_pushnumber (m_LuaState, a_ChunkX);
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tolua_pushnumber (m_LuaState, a_ChunkZ);
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CallFunction(3, 0, "OnChunkGenerated");
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}
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bool cPlugin_NewLua::OnChunkGenerating(cWorld * a_World, int a_ChunkX, int a_ChunkZ, cLuaChunk * a_pLuaChunk)
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{
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cCSLock Lock(m_CriticalSection);
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if (!PushFunction("OnChunkGenerating"))
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return false;
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tolua_pushusertype(m_LuaState, a_World, "cWorld");
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tolua_pushnumber (m_LuaState, a_ChunkX);
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tolua_pushnumber (m_LuaState, a_ChunkZ);
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tolua_pushusertype(m_LuaState, a_pLuaChunk, "cLuaChunk");
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if( !CallFunction(3, 1, "OnChunkGenerating") )
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return false;
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bool bRetVal = (tolua_toboolean( m_LuaState, -1, 0) > 0);
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return bRetVal;
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}
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bool cPlugin_NewLua::OnPreCrafting(const cPlayer * a_Player, const cCraftingGrid * a_Grid, cCraftingRecipe * a_Recipe)
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{
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cCSLock Lock(m_CriticalSection);
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if (!PushFunction("OnPreCrafting"))
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return false;
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tolua_pushusertype(m_LuaState, (void *)a_Player, "cPlayer");
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tolua_pushusertype(m_LuaState, (void *)a_Grid, "cCraftingGrid");
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tolua_pushusertype(m_LuaState, (void *)a_Recipe, "cCraftingRecipe");
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if (!CallFunction(3, 1, "OnPreCrafting"))
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{
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return false;
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}
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bool bRetVal = (tolua_toboolean( m_LuaState, -1, 0) > 0);
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return bRetVal;
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}
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bool cPlugin_NewLua::OnCraftingNoRecipe(const cPlayer * a_Player, const cCraftingGrid * a_Grid, cCraftingRecipe * a_Recipe)
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{
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cCSLock Lock(m_CriticalSection);
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if (!PushFunction("OnCraftingNoRecipe"))
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return false;
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tolua_pushusertype(m_LuaState, (void *)a_Player, "cPlayer");
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tolua_pushusertype(m_LuaState, (void *)a_Grid, "cCraftingGrid");
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tolua_pushusertype(m_LuaState, (void *)a_Recipe, "cCraftingRecipe");
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if (!CallFunction(3, 1, "OnCraftingNoRecipe"))
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{
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return false;
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}
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bool bRetVal = (tolua_toboolean( m_LuaState, -1, 0) > 0);
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return bRetVal;
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}
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bool cPlugin_NewLua::OnPostCrafting(const cPlayer * a_Player, const cCraftingGrid * a_Grid, cCraftingRecipe * a_Recipe)
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{
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cCSLock Lock(m_CriticalSection);
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if (!PushFunction("OnPostCrafting"))
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return false;
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tolua_pushusertype(m_LuaState, (void *)a_Player, "cPlayer");
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tolua_pushusertype(m_LuaState, (void *)a_Grid, "cCraftingGrid");
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tolua_pushusertype(m_LuaState, (void *)a_Recipe, "cCraftingRecipe");
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if (!CallFunction(3, 1, "OnPostCrafting"))
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{
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return false;
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}
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bool bRetVal = (tolua_toboolean( m_LuaState, -1, 0) > 0);
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return bRetVal;
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}
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bool cPlugin_NewLua::OnBlockToPickup(
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BLOCKTYPE a_BlockType, NIBBLETYPE a_BlockMeta,
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const cPlayer * a_Player, const cItem & a_EquippedItem, cItems & a_Pickups
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)
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{
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cLuaItems Pickups(a_Pickups);
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cCSLock Lock(m_CriticalSection);
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if (!PushFunction("OnBlockToPickup"))
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return false;
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tolua_pushnumber (m_LuaState, a_BlockType);
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tolua_pushnumber (m_LuaState, a_BlockMeta);
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tolua_pushusertype(m_LuaState, (void *)a_Player, "cPlayer");
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tolua_pushusertype(m_LuaState, (void *)&a_EquippedItem, "cItem");
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tolua_pushusertype(m_LuaState, (void *)&Pickups, "cLuaItems");
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if (!CallFunction(5, 1, "OnBlockToPickup"))
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{
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return false;
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}
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bool bRetVal = (tolua_toboolean( m_LuaState, -1, 0) > 0);
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return bRetVal;
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}
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bool cPlugin_NewLua::OnWeatherChanged(cWorld * a_World)
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{
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cCSLock Lock(m_CriticalSection);
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if (!PushFunction("OnWeatherChanged"))
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{
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return false;
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}
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tolua_pushusertype(m_LuaState, (void *)a_World, "cWorld");
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if (!CallFunction(1, 1, "OnWeatherChanged"))
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{
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return false;
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}
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bool bRetVal = (tolua_toboolean( m_LuaState, -1, 0) > 0);
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return bRetVal;
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}
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bool cPlugin_NewLua::OnUpdatingSign(
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cWorld * a_World,
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int a_BlockX, int a_BlockY, int a_BlockZ,
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AString & a_Line1, AString & a_Line2, AString & a_Line3, AString & a_Line4,
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cPlayer * a_Player
|
|
)
|
|
{
|
|
cCSLock Lock(m_CriticalSection);
|
|
if (!PushFunction("OnUpdatingSign"))
|
|
{
|
|
return false;
|
|
}
|
|
|
|
tolua_pushusertype(m_LuaState, (void *)a_World, "cWorld");
|
|
tolua_pushnumber (m_LuaState, a_BlockX);
|
|
tolua_pushnumber (m_LuaState, a_BlockY);
|
|
tolua_pushnumber (m_LuaState, a_BlockZ);
|
|
tolua_pushstring (m_LuaState, a_Line1.c_str());
|
|
tolua_pushstring (m_LuaState, a_Line2.c_str());
|
|
tolua_pushstring (m_LuaState, a_Line3.c_str());
|
|
tolua_pushstring (m_LuaState, a_Line4.c_str());
|
|
tolua_pushusertype(m_LuaState, (void *)a_Player, "cPlayer");
|
|
|
|
if (!CallFunction(9, 5, "OnUpdatingSign"))
|
|
{
|
|
return false;
|
|
}
|
|
|
|
bool bRetVal = (tolua_toboolean( m_LuaState, -5, 0) > 0);
|
|
if (lua_isstring(m_LuaState, -4))
|
|
{
|
|
a_Line1 = tolua_tostring(m_LuaState, -4, "");
|
|
}
|
|
if (lua_isstring(m_LuaState, -3))
|
|
{
|
|
a_Line2 = tolua_tostring(m_LuaState, -3, "");
|
|
}
|
|
if (lua_isstring(m_LuaState, -2))
|
|
{
|
|
a_Line3 = tolua_tostring(m_LuaState, -2, "");
|
|
}
|
|
if (lua_isstring(m_LuaState, -1))
|
|
{
|
|
a_Line4 = tolua_tostring(m_LuaState, -1, "");
|
|
}
|
|
return bRetVal;
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
bool cPlugin_NewLua::OnUpdatedSign(
|
|
cWorld * a_World,
|
|
int a_BlockX, int a_BlockY, int a_BlockZ,
|
|
const AString & a_Line1, const AString & a_Line2, const AString & a_Line3, const AString & a_Line4,
|
|
cPlayer * a_Player
|
|
)
|
|
{
|
|
cCSLock Lock(m_CriticalSection);
|
|
if (!PushFunction("OnUpdatedSign"))
|
|
{
|
|
return false;
|
|
}
|
|
|
|
tolua_pushusertype(m_LuaState, (void *)a_World, "cWorld");
|
|
tolua_pushnumber (m_LuaState, a_BlockX);
|
|
tolua_pushnumber (m_LuaState, a_BlockY);
|
|
tolua_pushnumber (m_LuaState, a_BlockZ);
|
|
tolua_pushstring (m_LuaState, a_Line1.c_str());
|
|
tolua_pushstring (m_LuaState, a_Line2.c_str());
|
|
tolua_pushstring (m_LuaState, a_Line3.c_str());
|
|
tolua_pushstring (m_LuaState, a_Line4.c_str());
|
|
tolua_pushusertype(m_LuaState, (void *)a_Player, "cPlayer");
|
|
|
|
if (!CallFunction(9, 1, "OnUpdatedSign"))
|
|
{
|
|
return false;
|
|
}
|
|
|
|
bool bRetVal = (tolua_toboolean( m_LuaState, -1, 0) > 0);
|
|
return bRetVal;
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
bool cPlugin_NewLua::OnHandshake(cClientHandle * a_Client, const AString & a_Username)
|
|
{
|
|
cCSLock Lock(m_CriticalSection);
|
|
if (!PushFunction("OnHandshake"))
|
|
{
|
|
return false;
|
|
}
|
|
|
|
tolua_pushusertype(m_LuaState, a_Client, "cClientHandle");
|
|
tolua_pushstring (m_LuaState, a_Username.c_str());
|
|
|
|
if (!CallFunction(2, 1, "OnHandshake"))
|
|
{
|
|
return false;
|
|
}
|
|
|
|
bool bRetVal = (tolua_toboolean( m_LuaState, -1, 0) > 0);
|
|
return bRetVal;
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
cPlugin_NewLua * cPlugin_NewLua::CreateWebPlugin(lua_State * a_LuaState)
|
|
{
|
|
LOGWARN("WARNING: Using deprecated function CreateWebPlugin()! A Lua plugin is a WebPlugin by itself now. (plugin \"%s\" in folder \"%s\")",
|
|
cPlugin::GetName().c_str(), m_Directory.c_str()
|
|
);
|
|
return this;
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
AString cPlugin_NewLua::HandleWebRequest( HTTPRequest * a_Request )
|
|
{
|
|
cCSLock Lock( m_CriticalSection );
|
|
std::string RetVal = "";
|
|
|
|
std::pair< std::string, std::string > TabName = GetTabNameForRequest(a_Request);
|
|
std::string SafeTabName = TabName.second;
|
|
if( SafeTabName.empty() )
|
|
return "";
|
|
|
|
sWebPluginTab* Tab = 0;
|
|
for( TabList::iterator itr = GetTabs().begin(); itr != GetTabs().end(); ++itr )
|
|
{
|
|
if( (*itr)->SafeTitle.compare( SafeTabName ) == 0 ) // This is the one! Rawr
|
|
{
|
|
Tab = *itr;
|
|
break;
|
|
}
|
|
}
|
|
|
|
if( Tab )
|
|
{
|
|
//LOGINFO("1. Stack size: %i", lua_gettop(m_LuaState) );
|
|
lua_rawgeti( m_LuaState, LUA_REGISTRYINDEX, Tab->UserData); // same as lua_getref()
|
|
|
|
//LOGINFO("2. Stack size: %i", lua_gettop(m_LuaState) );
|
|
// Push HTTPRequest
|
|
tolua_pushusertype( m_LuaState, a_Request, "HTTPRequest" );
|
|
//LOGINFO("Calling bound function! :D");
|
|
int s = lua_pcall( m_LuaState, 1, 1, 0);
|
|
|
|
if ( s != 0 )
|
|
{
|
|
std::string err = lua_tostring(m_LuaState, -1);
|
|
LOGERROR("-- %s", err.c_str() );
|
|
lua_pop(m_LuaState, 1);
|
|
LOGINFO("error. Stack size: %i", lua_gettop(m_LuaState) );
|
|
return err; // Show the error message in the web page, looks cool
|
|
}
|
|
|
|
if( !lua_isstring( m_LuaState, -1 ) )
|
|
{
|
|
LOGWARN("WARNING: WebPlugin tab '%s' did not return a string!", Tab->Title.c_str() );
|
|
lua_pop(m_LuaState, 1); // Pop return value
|
|
return std::string("WARNING: WebPlugin tab '") + Tab->Title + std::string("' did not return a string!");
|
|
}
|
|
|
|
RetVal += tolua_tostring(m_LuaState, -1, 0);
|
|
lua_pop(m_LuaState, 1); // Pop return value
|
|
//LOGINFO("ok. Stack size: %i", lua_gettop(m_LuaState) );
|
|
}
|
|
|
|
return RetVal;
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
bool cPlugin_NewLua::AddWebTab( const AString & a_Title, lua_State * a_LuaState, int a_FunctionReference )
|
|
{
|
|
cCSLock Lock( m_CriticalSection );
|
|
if( a_LuaState != m_LuaState )
|
|
{
|
|
LOGERROR("Only allowed to add a tab to a WebPlugin of your own Plugin!");
|
|
return false;
|
|
}
|
|
sWebPluginTab* Tab = new sWebPluginTab();
|
|
Tab->Title = a_Title;
|
|
Tab->SafeTitle = SafeString( a_Title );
|
|
|
|
Tab->UserData = a_FunctionReference;
|
|
|
|
GetTabs().push_back( Tab );
|
|
return true;
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
// Helper functions
|
|
bool cPlugin_NewLua::PushFunction( const char* a_FunctionName, bool a_bLogError /* = true */ )
|
|
{
|
|
lua_getglobal(m_LuaState, a_FunctionName);
|
|
if(!lua_isfunction(m_LuaState,-1))
|
|
{
|
|
if( a_bLogError )
|
|
{
|
|
LOGWARN("Error in plugin %s: Could not find function %s()", m_Directory.c_str(), a_FunctionName );
|
|
}
|
|
lua_pop(m_LuaState,1);
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
bool cPlugin_NewLua::CallFunction( int a_NumArgs, int a_NumResults, const char* a_FunctionName )
|
|
{
|
|
int s = lua_pcall(m_LuaState, a_NumArgs, a_NumResults, 0);
|
|
if( report_errors( m_LuaState, s ) )
|
|
{
|
|
LOGWARN("Error in plugin %s calling function %s()", m_Directory.c_str(), a_FunctionName );
|
|
return false;
|
|
}
|
|
return true;
|
|
} |