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Code Issues Releases Wiki Activity

Script: Fixed ScriptFile with Unicode path and tweaks

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This commit is contained in:
Birunthan Mohanathas 2012-10-06 21:43:07 +03:00
parent d449e5dac6
commit a4844ca924
4 changed files with 89 additions and 65 deletions
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56
Library/MeasureScript.cpp
View File

@ -29,7 +29,6 @@ const char* g_GetStringFunctionName = "GetStringValue";
**
*/
CMeasureScript::CMeasureScript(CMeterWindow* meterWindow, const WCHAR* name) : CMeasure(meterWindow, name),
m_LuaScript(),
m_HasUpdateFunction(false),
m_HasGetStringFunction(false),
m_ValueType(LUA_TNIL)
@ -43,19 +42,16 @@ CMeasureScript::CMeasureScript(CMeterWindow* meterWindow, const WCHAR* name) : C
*/
CMeasureScript::~CMeasureScript()
{
DeleteLuaScript();
UninitializeLuaScript();
LuaManager::Finalize();
}
void CMeasureScript::DeleteLuaScript()
void CMeasureScript::UninitializeLuaScript()
{
delete m_LuaScript;
m_LuaScript = NULL;
m_LuaScript.Uninitialize();
m_HasUpdateFunction = false;
m_HasGetStringFunction = false;
m_ScriptFile.clear();
}
/*
@ -66,12 +62,12 @@ void CMeasureScript::UpdateValue()
{
if (m_HasUpdateFunction)
{
m_ValueType = m_LuaScript->RunFunctionWithReturn(g_UpdateFunctionName, m_Value, m_StringValue);
m_ValueType = m_LuaScript.RunFunctionWithReturn(g_UpdateFunctionName, m_Value, m_StringValue);
if (m_ValueType == LUA_TNIL && m_HasGetStringFunction)
{
// For backwards compatbility
m_ValueType = m_LuaScript->RunFunctionWithReturn(g_GetStringFunctionName, m_Value, m_StringValue);
m_ValueType = m_LuaScript.RunFunctionWithReturn(g_GetStringFunctionName, m_Value, m_StringValue);
}
}
}
@ -98,37 +94,34 @@ void CMeasureScript::ReadOptions(CConfigParser& parser, const WCHAR* section)
{
CMeasure::ReadOptions(parser, section);
std::wstring file = parser.ReadString(section, L"ScriptFile", L"");
if (!file.empty())
std::wstring scriptFile = parser.ReadString(section, L"ScriptFile", L"");
if (!scriptFile.empty())
{
if (m_MeterWindow)
{
m_MeterWindow->MakePathAbsolute(file);
m_MeterWindow->MakePathAbsolute(scriptFile);
}
std::string scriptFile = ConvertToAscii(file.c_str());
if (!m_Initialized ||
strcmp(scriptFile.c_str(), m_ScriptFile.c_str()) != 0)
wcscmp(scriptFile.c_str(), m_ScriptFile.c_str()) != 0)
{
DeleteLuaScript();
UninitializeLuaScript();
lua_State* L = LuaManager::GetState();
m_ScriptFile = scriptFile;
m_LuaScript = new LuaScript(m_ScriptFile.c_str());
if (m_LuaScript->IsInitialized())
if (m_LuaScript.Initialize(m_ScriptFile.c_str()))
{
bool hasInitializeFunction = m_LuaScript->IsFunction(g_InitializeFunctionName);
m_HasUpdateFunction = m_LuaScript->IsFunction(g_UpdateFunctionName);
m_HasGetStringFunction = m_LuaScript->IsFunction(g_GetStringFunctionName); // For backwards compatbility
bool hasInitializeFunction = m_LuaScript.IsFunction(g_InitializeFunctionName);
m_HasUpdateFunction = m_LuaScript.IsFunction(g_UpdateFunctionName);
m_HasGetStringFunction = m_LuaScript.IsFunction(g_GetStringFunctionName); // For backwards compatbility
if (m_HasGetStringFunction)
{
LogWithArgs(LOG_WARNING, L"Script: Using deprecated GetStringValue() in [%s]", m_Name.c_str());
}
lua_rawgeti(L, LUA_GLOBALSINDEX, m_LuaScript->GetRef());
lua_rawgeti(L, LUA_GLOBALSINDEX, m_LuaScript.GetRef());
*(CMeterWindow**)lua_newuserdata(L, sizeof(CMeterWindow*)) = m_MeterWindow;
lua_getglobal(L, "CMeterWindow");
@ -171,20 +164,17 @@ void CMeasureScript::ReadOptions(CConfigParser& parser, const WCHAR* section)
if (hasInitializeFunction)
{
m_LuaScript->RunFunction(g_InitializeFunctionName);
m_LuaScript.RunFunction(g_InitializeFunctionName);
}
}
else
{
DeleteLuaScript();
// Valid script.
return;
}
}
}
else
{
LogWithArgs(LOG_ERROR, L"Script: File not valid in [%s]", m_Name.c_str());
DeleteLuaScript();
}
LogWithArgs(LOG_ERROR, L"Script: File not valid in [%s]", m_Name.c_str());
UninitializeLuaScript();
}
/*
@ -194,7 +184,7 @@ void CMeasureScript::ReadOptions(CConfigParser& parser, const WCHAR* section)
void CMeasureScript::Command(const std::wstring& command)
{
std::string str = ConvertToAscii(command.c_str());
m_LuaScript->RunString(str.c_str());
m_LuaScript.RunString(str.c_str());
}
//static void stackDump(lua_State *L)

6
Library/MeasureScript.h
View File

@ -32,14 +32,14 @@ public:
virtual const WCHAR* GetStringValue(AUTOSCALE autoScale, double scale, int decimals, bool percentual);
virtual void Command(const std::wstring& command);
void DeleteLuaScript();
void UninitializeLuaScript();
protected:
virtual void ReadOptions(CConfigParser& parser, const WCHAR* section);
virtual void UpdateValue();
private:
LuaScript* m_LuaScript;
LuaScript m_LuaScript;
bool m_HasUpdateFunction;
bool m_HasGetStringFunction;
@ -48,7 +48,7 @@ private:
std::wstring m_StringValue;
std::string m_ScriptFile;
std::wstring m_ScriptFile;
};
#endif

82
Library/lua/LuaScript.cpp
View File

@ -25,15 +25,45 @@
** The constructor
**
*/
LuaScript::LuaScript(const char* file) :
m_Ref(LUA_NOREF),
m_Initialized(true)
LuaScript::LuaScript() :
m_Ref(LUA_NOREF)
{
lua_State* L = LuaManager::GetState();
int result = luaL_loadfile(L, file);
}
// If the file loaded okay.
if (result == 0)
/*
** The destructor
**
*/
LuaScript::~LuaScript()
{
Uninitialize();
}
bool LuaScript::Initialize(const WCHAR* scriptFile)
{
assert(!IsInitialized());
lua_State* L = LuaManager::GetState();
// Load file into a buffer as luaL_loadfile does not support Unicode paths.
FILE* file = _wfopen(scriptFile, L"rb");
if (!file)
{
return false;
}
fseek(file, 0, SEEK_END);
long fileSize = ftell(file);
char* fileData = new char[fileSize];
fseek(file, 0, SEEK_SET);
fread(fileData, fileSize, 1, file);
std::string scriptName = ConvertToUTF8(wcsrchr(scriptFile, L'\\') + 1);
int load = luaL_loadbuffer(L, fileData, fileSize, scriptName.c_str());
delete [] fileData;
if (load == 0)
{
// Create the table this script will reside in
lua_newtable(L);
@ -60,32 +90,34 @@ LuaScript::LuaScript(const char* file) :
lua_setfenv(L, -2);
// Execute the Lua script
result = lua_pcall(L, 0, 0, 0);
if (result)
int result = lua_pcall(L, 0, 0, 0);
if (result == 0)
{
return true;
}
else
{
m_Initialized = false;
LuaManager::ReportErrors(L);
luaL_unref(L, LUA_GLOBALSINDEX, m_Ref);
m_Ref = LUA_NOREF;
Uninitialize();
}
}
else
{
m_Initialized = false;
LuaManager::ReportErrors(L);
}
return false;
}
/*
** The destructor
**
*/
LuaScript::~LuaScript()
void LuaScript::Uninitialize()
{
lua_State* L = LuaManager::GetState();
luaL_unref(L, LUA_GLOBALSINDEX, m_Ref);
if (m_Ref != LUA_NOREF)
{
luaL_unref(L, LUA_GLOBALSINDEX, m_Ref);
m_Ref = LUA_NOREF;
}
}
/*
@ -97,7 +129,7 @@ bool LuaScript::IsFunction(const char* funcName)
lua_State* L = LuaManager::GetState();
bool bExists = false;
if (m_Initialized)
if (IsInitialized())
{
// Push our table onto the stack
lua_rawgeti(L, LUA_GLOBALSINDEX, m_Ref);
@ -125,7 +157,7 @@ void LuaScript::RunFunction(const char* funcName)
{
lua_State* L = LuaManager::GetState();
if (m_Initialized)
if (IsInitialized())
{
// Push our table onto the stack
lua_rawgeti(L, LUA_GLOBALSINDEX, m_Ref);
@ -151,7 +183,7 @@ int LuaScript::RunFunctionWithReturn(const char* funcName, double& numValue, std
lua_State* L = LuaManager::GetState();
int type = LUA_TNIL;
if (m_Initialized)
if (IsInitialized())
{
// Push our table onto the stack
lua_rawgeti(L, LUA_GLOBALSINDEX, m_Ref);
@ -193,7 +225,7 @@ void LuaScript::RunString(const char* str)
{
lua_State* L = LuaManager::GetState();
if (m_Initialized)
if (IsInitialized())
{
// Load the string as a Lua chunk
if (luaL_loadstring(L, str))

10
Library/lua/LuaScript.h
View File

@ -24,10 +24,13 @@
class LuaScript
{
public:
LuaScript(const char* file);
LuaScript();
~LuaScript();
bool IsInitialized() { return m_Initialized; }
bool Initialize(const WCHAR* scriptFile);
void Uninitialize();
bool IsInitialized() { return m_Ref != LUA_NOREF; }
int GetRef() { return m_Ref; }
bool IsFunction(const char* funcName);
@ -37,7 +40,6 @@ public:
protected:
int m_Ref;
bool m_Initialized;
};
#endif