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cuberite-2a/source/cPluginManager.cpp
faketruth d21e4dacf7 Compiles on Android! Added Eclipse project, import it into your workspace and it should be runnable on Android!
Disabled Squirrel for Android
cLog now logs to Android LogCat as well
Fixed Lua so it compiles on Android
Removed/commented out exceptions in JsonCpp so it compiles on Android

git-svn-id: http://mc-server.googlecode.com/svn/trunk@741 0a769ca7-a7f5-676a-18bf-c427514a06d6
2012-08-15 21:24:11 +00:00

844 lines
18 KiB
C++

#include "Globals.h" // NOTE: MSVC stupidness requires this to be the same across all modules
#include "cPluginManager.h"
#include "cPlugin.h"
#include "cPlugin_Lua.h"
#include "cPlugin_NewLua.h"
#include "cWebAdmin.h"
#include "cItem.h"
#include "cRoot.h"
#include "cLuaCommandBinder.h"
#if USE_SQUIRREL
# include "cPlugin_Squirrel.h"
# include "cSquirrelCommandBinder.h"
#endif
#include "../iniFile/iniFile.h"
#include "tolua++.h"
#include "cPlayer.h"
#if USE_SQUIRREL
#include "squirrelbindings/SquirrelBindings.h"
#include "squirrelbindings/SquirrelFunctions.h"
#pragma warning(disable:4100;disable:4127;disable:4510;disable:4610;disable:4244;disable:4512) // Getting A LOT of these warnings from SqPlus
#pragma warning(default:4100;default:4127;default:4510;default:4610;default:4244;default:4512)
#endif
cPluginManager* cPluginManager::GetPluginManager()
{
LOGWARN("WARNING: Using deprecated function cPluginManager::GetPluginManager() use cRoot::Get()->GetPluginManager() instead!");
return cRoot::Get()->GetPluginManager();
}
cPluginManager::cPluginManager()
: m_LuaCommandBinder( new cLuaCommandBinder() )
#if USE_SQUIRREL
, m_SquirrelCommandBinder( new cSquirrelCommandBinder() )
#endif
, m_bReloadPlugins(false)
{
}
cPluginManager::~cPluginManager()
{
UnloadPluginsNow();
delete m_LuaCommandBinder;
#if USE_SQUIRREL
delete m_SquirrelCommandBinder;
#endif
}
void cPluginManager::ReloadPlugins()
{
m_bReloadPlugins = true;
}
void cPluginManager::ReloadPluginsNow()
{
LOG("Loading plugins");
m_bReloadPlugins = false;
UnloadPluginsNow();
#if USE_SQUIRREL
CloseSquirrelVM();
OpenSquirrelVM();
#endif // USE_SQUIRREL
cIniFile IniFile("settings.ini");
if (!IniFile.ReadFile() )
{
LOGWARNING("cPluginManager: Can't find settings.ini, so can't load any plugins.");
}
unsigned int KeyNum = IniFile.FindKey("Plugins");
unsigned int NumPlugins = IniFile.GetNumValues( KeyNum );
if( NumPlugins > 0 )
{
for(unsigned int i = 0; i < NumPlugins; i++)
{
AString ValueName = IniFile.GetValueName(KeyNum, i );
if( ValueName.compare("Plugin") == 0 ) // It's a Lua plugin
{
AString PluginFile = IniFile.GetValue(KeyNum, i );
if( !PluginFile.empty() )
{
// allow for comma separated plugin list
// degrades and works fine for the plugin
// per line
AStringVector split = StringSplit( PluginFile, "," );
for (unsigned int j = 0; j < split.size(); j++)
{
cPlugin_Lua* Plugin = new cPlugin_Lua( (split[j] + AString(".lua") ).c_str() );
if( !AddLuaPlugin( Plugin ) )
{
delete Plugin;
}
}
}
}
else if( ValueName.compare("NewPlugin") == 0 ) // New plugin style
{
AString PluginFile = IniFile.GetValue(KeyNum, i );
if( !PluginFile.empty() )
{
cPlugin_NewLua* Plugin = new cPlugin_NewLua( PluginFile.c_str() );
if( !AddPlugin( Plugin ) )
{
delete Plugin;
}
}
}
#if USE_SQUIRREL
else if( ValueName.compare("Squirrel") == 0 ) // Squirrel plugin
{
AString PluginFile = IniFile.GetValue(KeyNum, i );
if( !PluginFile.empty() )
{
LOGINFO("Loading Squirrel plugin: %s", PluginFile.c_str() );
cPlugin_Squirrel *Plugin = new cPlugin_Squirrel(PluginFile.c_str());
if( !AddPlugin( Plugin ) )
{
delete Plugin;
}
}
}
#endif // USE_SQUIRREL
}
}
if( GetNumPlugins() == 0 )
{
LOG("No plugins loaded");
}
else
{
LOG("Loaded %i plugin(s)", GetNumPlugins() );
}
}
void cPluginManager::Tick(float a_Dt)
{
if( m_bReloadPlugins )
{
ReloadPluginsNow();
}
HookMap::iterator Plugins = m_Hooks.find( E_PLUGIN_TICK );
if( Plugins != m_Hooks.end() )
{
for( PluginList::iterator itr = Plugins->second.begin(); itr != Plugins->second.end(); ++itr )
{
(*itr)->Tick( a_Dt );
}
}
}
bool cPluginManager::CallHook(PluginHook a_Hook, unsigned int a_NumArgs, ...)
{
HookMap::iterator Plugins = m_Hooks.find( a_Hook );
// Special case for chat hook, since you can also bind commands (bound commands don't use chat hook)
if (a_Hook == HOOK_CHAT)
{
if (a_NumArgs != 2)
{
return false;
}
va_list argptr;
va_start( argptr, a_NumArgs);
const char * Message = va_arg(argptr, const char* );
cPlayer * Player = va_arg(argptr, cPlayer * );
va_end (argptr);
#if USE_SQUIRREL
if (m_SquirrelCommandBinder->HandleCommand( std::string( Message ), Player))
{
return true;
}
#endif
if (m_LuaCommandBinder->HandleCommand( std::string( Message ), Player))
{
return true;
}
//Check if it was a standard command (starts with a slash)
if(Message[0] == '/')
{
Player->SendMessage("Unknown Command");
LOGINFO("Player \"%s\" issued command: %s", Player->GetName().c_str(), Message);
return true; //Cancel sending
}
if (Plugins == m_Hooks.end())
{
return false;
}
for (PluginList::iterator itr = Plugins->second.begin(); itr != Plugins->second.end(); ++itr)
{
if ((*itr)->OnChat(Message, Player))
{
return true;
}
}
return false;
}
if (Plugins == m_Hooks.end())
{
return false;
}
switch( a_Hook )
{
case HOOK_COLLECT_ITEM:
{
if( a_NumArgs != 2 ) break;
va_list argptr;
va_start( argptr, a_NumArgs);
cPickup* Pickup = va_arg(argptr, cPickup* );
cPlayer* Player = va_arg(argptr, cPlayer* );
va_end (argptr);
for( PluginList::iterator itr = Plugins->second.begin(); itr != Plugins->second.end(); ++itr )
{
if( (*itr)->OnCollectItem( Pickup, Player ) )
return true;
}
break;
}
case HOOK_BLOCK_DIG:
{
if( a_NumArgs != 2 ) break;
va_list argptr;
va_start( argptr, a_NumArgs);
cPacket_BlockDig* Packet = va_arg(argptr, cPacket_BlockDig* );
cPlayer* Player = va_arg(argptr, cPlayer* );
cItem* Item = va_arg( argptr, cItem* );
va_end (argptr);
for( PluginList::iterator itr = Plugins->second.begin(); itr != Plugins->second.end(); ++itr )
{
if( (*itr)->OnBlockDig( Packet, Player, Item ) )
return true;
}
break;
}
case HOOK_BLOCK_PLACE:
{
if( a_NumArgs != 2 ) break;
va_list argptr;
va_start( argptr, a_NumArgs);
cPacket_BlockPlace* Packet = va_arg(argptr, cPacket_BlockPlace* );
cPlayer* Player = va_arg(argptr, cPlayer* );
va_end (argptr);
for( PluginList::iterator itr = Plugins->second.begin(); itr != Plugins->second.end(); ++itr )
{
if( (*itr)->OnBlockPlace( Packet, Player ) )
return true;
}
break;
}
case HOOK_DISCONNECT:
{
if( a_NumArgs != 2 ) break;
va_list argptr;
va_start( argptr, a_NumArgs);
const char* Reason = va_arg(argptr, const char* );
cPlayer* Player = va_arg(argptr, cPlayer* );
va_end (argptr);
for( PluginList::iterator itr = Plugins->second.begin(); itr != Plugins->second.end(); ++itr )
{
if( (*itr)->OnDisconnect( Reason, Player ) )
return true;
}
break;
}
case HOOK_LOGIN:
{
if( a_NumArgs != 1 ) break;
va_list argptr;
va_start( argptr, a_NumArgs);
cPacket_Login* Packet = va_arg(argptr, cPacket_Login* );
va_end (argptr);
for( PluginList::iterator itr = Plugins->second.begin(); itr != Plugins->second.end(); ++itr )
{
if( (*itr)->OnLogin( Packet ) )
return true;
}
break;
}
case HOOK_PLAYER_JOIN:
{
if( a_NumArgs != 1 ) break;
va_list argptr;
va_start( argptr, a_NumArgs);
cPlayer* Player = va_arg(argptr, cPlayer* );
va_end (argptr);
for( PluginList::iterator itr = Plugins->second.begin(); itr != Plugins->second.end(); ++itr )
{
if( (*itr)->OnPlayerJoin( Player ) )
return true;
}
break;
}
case HOOK_PLAYER_MOVE:
{
if( a_NumArgs != 1 ) break;
va_list argptr;
va_start( argptr, a_NumArgs);
cPlayer* Player = va_arg(argptr, cPlayer* );
va_end (argptr);
for( PluginList::iterator itr = Plugins->second.begin(); itr != Plugins->second.end(); ++itr )
{
(*itr)->OnPlayerMove( Player );
}
break;
}
case HOOK_TAKE_DAMAGE:
{
if( a_NumArgs != 2 ) break;
va_list argptr;
va_start( argptr, a_NumArgs);
cPawn* Pawn = va_arg(argptr, cPawn* );
TakeDamageInfo* TDI = va_arg(argptr, TakeDamageInfo* );
va_end (argptr);
for( PluginList::iterator itr = Plugins->second.begin(); itr != Plugins->second.end(); ++itr )
{
(*itr)->OnTakeDamage( Pawn, TDI );
}
break;
}
case HOOK_KILLED:
{
if( a_NumArgs != 2 ) break;
va_list argptr;
va_start( argptr, a_NumArgs);
cPawn* Killed = va_arg(argptr, cPawn* );
cEntity* Killer = va_arg(argptr, cEntity* );
va_end (argptr);
for( PluginList::iterator itr = Plugins->second.begin(); itr != Plugins->second.end(); ++itr )
{
if( (*itr)->OnKilled( Killed, Killer ) )
return true;
}
break;
}
case HOOK_CHUNK_GENERATED:
{
if (a_NumArgs != 3)
{
break;
}
va_list argptr;
va_start( argptr, a_NumArgs);
cWorld * World = va_arg(argptr, cWorld *);
int ChunkX = va_arg(argptr, int);
int ChunkZ = va_arg(argptr, int);
va_end (argptr);
for( PluginList::iterator itr = Plugins->second.begin(); itr != Plugins->second.end(); ++itr )
{
(*itr)->OnChunkGenerated(World, ChunkX, ChunkZ);
}
break;
}
case HOOK_PLAYER_SPAWN:
{
if (a_NumArgs != 1)
{
break;
}
va_list argptr;
va_start( argptr, a_NumArgs);
cPlayer * Player = va_arg(argptr, cPlayer *);
va_end (argptr);
for (PluginList::iterator itr = Plugins->second.begin(); itr != Plugins->second.end(); ++itr)
{
(*itr)->OnPlayerSpawn(Player);
}
break;
}
default:
{
LOGWARNING("cPluginManager: Calling Unknown hook: %i", a_Hook );
ASSERT(!"Calling an unknown hook");
break;
}
} // switch (a_Hook)
return false;
}
bool cPluginManager::CallHookChunkGenerating(cWorld * a_World, int a_ChunkX, int a_ChunkZ, cLuaChunk * a_LuaChunk)
{
HookMap::iterator Plugins = m_Hooks.find(HOOK_CHUNK_GENERATING);
if (Plugins == m_Hooks.end())
{
return false;
}
for (PluginList::iterator itr = Plugins->second.begin(); itr != Plugins->second.end(); ++itr)
{
if ((*itr)->OnChunkGenerating(a_World, a_ChunkX, a_ChunkZ, a_LuaChunk))
{
return true;
}
}
return false;
}
bool cPluginManager::CallHookPreCrafting(const cPlayer * a_Player, const cCraftingGrid * a_Grid, cCraftingRecipe * a_Recipe)
{
HookMap::iterator Plugins = m_Hooks.find(HOOK_PRE_CRAFTING);
if (Plugins == m_Hooks.end())
{
return false;
}
for (PluginList::iterator itr = Plugins->second.begin(); itr != Plugins->second.end(); ++itr)
{
if ((*itr)->OnPreCrafting(a_Player, a_Grid, a_Recipe))
{
return true;
}
}
return false;
}
bool cPluginManager::CallHookCraftingNoRecipe(const cPlayer * a_Player, const cCraftingGrid * a_Grid, cCraftingRecipe * a_Recipe)
{
HookMap::iterator Plugins = m_Hooks.find(HOOK_CRAFTING_NO_RECIPE);
if (Plugins == m_Hooks.end())
{
return false;
}
for (PluginList::iterator itr = Plugins->second.begin(); itr != Plugins->second.end(); ++itr)
{
if ((*itr)->OnCraftingNoRecipe(a_Player, a_Grid, a_Recipe))
{
return true;
}
}
return false;
}
bool cPluginManager::CallHookPostCrafting(const cPlayer * a_Player, const cCraftingGrid * a_Grid, cCraftingRecipe * a_Recipe)
{
HookMap::iterator Plugins = m_Hooks.find(HOOK_POST_CRAFTING);
if (Plugins == m_Hooks.end())
{
return false;
}
for (PluginList::iterator itr = Plugins->second.begin(); itr != Plugins->second.end(); ++itr)
{
if ((*itr)->OnPostCrafting(a_Player, a_Grid, a_Recipe))
{
return true;
}
}
return false;
}
bool cPluginManager::CallHookBlockToPickup(
BLOCKTYPE a_BlockType, NIBBLETYPE a_BlockMeta,
const cPlayer * a_Player, const cItem & a_EquippedItem, cItems & a_Pickups
)
{
HookMap::iterator Plugins = m_Hooks.find(HOOK_POST_CRAFTING);
if (Plugins == m_Hooks.end())
{
return false;
}
for (PluginList::iterator itr = Plugins->second.begin(); itr != Plugins->second.end(); ++itr)
{
if ((*itr)->OnBlockToPickup(a_BlockType, a_BlockMeta, a_Player, a_EquippedItem, a_Pickups))
{
return true;
}
}
return false;
}
bool cPluginManager::CallHookWeatherChanged(cWorld * a_World)
{
HookMap::iterator Plugins = m_Hooks.find(HOOK_WEATHER_CHANGED);
if (Plugins == m_Hooks.end())
{
return false;
}
for (PluginList::iterator itr = Plugins->second.begin(); itr != Plugins->second.end(); ++itr)
{
if ((*itr)->OnWeatherChanged(a_World))
{
return true;
}
}
return false;
}
bool cPluginManager::CallHookUpdatingSign(cWorld * a_World, int a_BlockX, int a_BlockY, int a_BlockZ, AString & a_Line1, AString & a_Line2, AString & a_Line3, AString & a_Line4)
{
HookMap::iterator Plugins = m_Hooks.find(HOOK_UPDATING_SIGN);
if (Plugins == m_Hooks.end())
{
return false;
}
for (PluginList::iterator itr = Plugins->second.begin(); itr != Plugins->second.end(); ++itr)
{
if ((*itr)->OnUpdatingSign(a_World, a_BlockX, a_BlockY, a_BlockZ, a_Line1, a_Line2, a_Line3, a_Line4))
{
return true;
}
}
return false;
}
bool cPluginManager::CallHookUpdatedSign(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)
{
HookMap::iterator Plugins = m_Hooks.find(HOOK_UPDATED_SIGN);
if (Plugins == m_Hooks.end())
{
return false;
}
for (PluginList::iterator itr = Plugins->second.begin(); itr != Plugins->second.end(); ++itr)
{
if ((*itr)->OnUpdatedSign(a_World, a_BlockX, a_BlockY, a_BlockZ, a_Line1, a_Line2, a_Line3, a_Line4))
{
return true;
}
}
return false;
}
cPlugin* cPluginManager::GetPlugin( const char* a_Plugin ) const
{
for( PluginList::const_iterator itr = m_Plugins.begin(); itr != m_Plugins.end(); ++itr )
{
if (strcmp((*itr)->GetName(), a_Plugin) == 0 )
{
return *itr;
}
}
return 0;
}
const cPluginManager::PluginList & cPluginManager::GetAllPlugins() const
{
return m_Plugins;
}
void cPluginManager::UnloadPluginsNow()
{
m_Hooks.clear();
while( m_LuaPlugins.size() > 0 )
{
cPlugin_Lua* LuaPlugin = *m_LuaPlugins.begin();
if( LuaPlugin )
{
cWebAdmin* WebAdmin = cRoot::Get()->GetWebAdmin();
if( WebAdmin ) WebAdmin->RemovePlugin( LuaPlugin->GetLuaState() );
delete LuaPlugin;
}
m_LuaPlugins.remove( LuaPlugin );
}
while( m_Plugins.size() > 0 )
{
RemovePlugin( *m_Plugins.begin(), true );
}
//SquirrelVM::Shutdown(); // This breaks shit
}
void cPluginManager::RemoveHooks( cPlugin* a_Plugin )
{
m_Hooks[ E_PLUGIN_TICK].remove ( a_Plugin );
m_Hooks[ E_PLUGIN_CHAT].remove ( a_Plugin );
m_Hooks[ E_PLUGIN_COLLECT_ITEM].remove ( a_Plugin );
m_Hooks[ E_PLUGIN_BLOCK_DIG].remove ( a_Plugin );
m_Hooks[ E_PLUGIN_BLOCK_PLACE].remove ( a_Plugin );
m_Hooks[ E_PLUGIN_DISCONNECT].remove ( a_Plugin );
m_Hooks[ E_PLUGIN_HANDSHAKE].remove ( a_Plugin );
m_Hooks[ E_PLUGIN_LOGIN].remove ( a_Plugin );
m_Hooks[ E_PLUGIN_PLAYER_SPAWN].remove ( a_Plugin );
m_Hooks[ E_PLUGIN_PLAYER_JOIN].remove ( a_Plugin );
m_Hooks[ E_PLUGIN_PLAYER_MOVE].remove ( a_Plugin );
m_Hooks[ E_PLUGIN_TAKE_DAMAGE].remove ( a_Plugin );
m_Hooks[ E_PLUGIN_KILLED].remove ( a_Plugin );
m_Hooks[ E_PLUGIN_CHUNK_GENERATED ].remove ( a_Plugin );
m_Hooks[ E_PLUGIN_CHUNK_GENERATING ].remove( a_Plugin );
m_Hooks[ E_PLUGIN_BLOCK_TO_DROPS ].remove ( a_Plugin );
}
void cPluginManager::RemovePlugin( cPlugin* a_Plugin, bool a_bDelete /* = false */ )
{
if( a_bDelete )
{
m_LuaCommandBinder->RemoveBindingsForPlugin( a_Plugin );
#if USE_SQUIRREL
m_SquirrelCommandBinder->RemoveBindingsForPlugin( a_Plugin );
#endif
m_Plugins.remove( a_Plugin );
RemoveHooks( a_Plugin );
a_Plugin->OnDisable();
delete a_Plugin;
}
else
{
for( LuaPluginList::iterator itr = m_LuaPlugins.begin(); itr != m_LuaPlugins.end(); ++itr )
{
(*itr)->RemovePlugin( a_Plugin );
}
}
}
bool cPluginManager::AddPlugin( cPlugin* a_Plugin )
{
a_Plugin->m_bCanBindCommands = true;
if( a_Plugin->Initialize() )
{
m_Plugins.remove( a_Plugin );
m_Plugins.push_back( a_Plugin );
return true;
}
a_Plugin->m_bCanBindCommands = false;
RemoveHooks( a_Plugin ); // Undo any damage the Initialize() might have done
return false;
}
bool cPluginManager::AddPlugin( lua_State* a_LuaState, cPlugin* a_Plugin )
{
a_Plugin->SetLanguage( cPlugin::E_LUA );
cPlugin_Lua* LuaPlugin = GetLuaPlugin( a_LuaState );
if( LuaPlugin == NULL )
{
lua_Debug ar;
lua_getstack(a_LuaState, 1, &ar);
lua_getinfo(a_LuaState, "nSl", &ar);
LOGERROR("ERROR: Trying to add an 'old style' plugin from within a 'new style' plugin.\nIn file: %s at line: %i", ar.source, ar.currentline);
}
a_Plugin->m_bCanBindCommands = true;
if( LuaPlugin && a_Plugin->Initialize() )
{
m_Plugins.remove( a_Plugin );
m_Plugins.push_back( a_Plugin );
LuaPlugin->AddPlugin( a_Plugin );
return true;
}
a_Plugin->m_bCanBindCommands = false;
return false;
}
bool cPluginManager::AddLuaPlugin( cPlugin_Lua* a_Plugin )
{
m_LuaPlugins.push_back( a_Plugin ); // It HAS to be in here before calling Initialize, so it can be found by AddPlugin()
if(a_Plugin->Initialize() )
{
return true;
}
LOG(">>>>>>> Could not initialize a plugin! ");
m_LuaPlugins.remove( a_Plugin );
return false;
}
void cPluginManager::RemoveLuaPlugin( std::string a_FileName )
{
for( LuaPluginList::iterator itr = m_LuaPlugins.begin(); itr != m_LuaPlugins.end(); ++itr )
{
if( (*itr)->GetFileName() == a_FileName )
{
cPlugin_Lua* Plugin = *itr;
m_LuaPlugins.remove( Plugin );
delete Plugin;
return;
}
}
}
cPlugin_Lua* cPluginManager::GetLuaPlugin( lua_State* a_State )
{
for( LuaPluginList::iterator itr = m_LuaPlugins.begin(); itr != m_LuaPlugins.end(); ++itr )
{
if( (*itr)->GetLuaState() == a_State )
{
return *itr;
}
}
return NULL;
}
void cPluginManager::AddHook( cPlugin* a_Plugin, PluginHook a_Hook )
{
if( !a_Plugin )
{
LOGWARN("Called cPluginManager::AddHook while a_Plugin is NULL");
return;
}
PluginList & Plugins = m_Hooks[ a_Hook ];
Plugins.remove( a_Plugin );
Plugins.push_back( a_Plugin );
}
unsigned int cPluginManager::GetNumPlugins() const
{
return m_Plugins.size();
}
bool cPluginManager::HasPlugin( cPlugin* a_Plugin ) const
{
for( PluginList::const_iterator itr = m_Plugins.begin(); itr != m_Plugins.end(); ++itr )
{
if( *itr == a_Plugin )
return true;
}
return false;
}