| // Copyright 2014 PDFium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com |
| |
| #include "xfa/fxjse/value.h" |
| |
| #include <math.h> |
| |
| #include "xfa/fxjse/class.h" |
| #include "xfa/fxjse/util_inline.h" |
| |
| FX_BOOL FXJSE_Value_IsUndefined(FXJSE_HVALUE hValue) { |
| CFXJSE_Value* lpValue = reinterpret_cast<CFXJSE_Value*>(hValue); |
| return lpValue && lpValue->IsUndefined(); |
| } |
| |
| FX_BOOL FXJSE_Value_IsNull(FXJSE_HVALUE hValue) { |
| CFXJSE_Value* lpValue = reinterpret_cast<CFXJSE_Value*>(hValue); |
| return lpValue && lpValue->IsNull(); |
| } |
| |
| FX_BOOL FXJSE_Value_IsBoolean(FXJSE_HVALUE hValue) { |
| CFXJSE_Value* lpValue = reinterpret_cast<CFXJSE_Value*>(hValue); |
| return lpValue && lpValue->IsBoolean(); |
| } |
| |
| FX_BOOL FXJSE_Value_IsUTF8String(FXJSE_HVALUE hValue) { |
| CFXJSE_Value* lpValue = reinterpret_cast<CFXJSE_Value*>(hValue); |
| return lpValue && lpValue->IsString(); |
| } |
| |
| FX_BOOL FXJSE_Value_IsNumber(FXJSE_HVALUE hValue) { |
| CFXJSE_Value* lpValue = reinterpret_cast<CFXJSE_Value*>(hValue); |
| return lpValue && lpValue->IsNumber(); |
| } |
| |
| FX_BOOL FXJSE_Value_IsInteger(FXJSE_HVALUE hValue) { |
| CFXJSE_Value* lpValue = reinterpret_cast<CFXJSE_Value*>(hValue); |
| return lpValue && lpValue->IsInteger(); |
| } |
| |
| FX_BOOL FXJSE_Value_IsObject(FXJSE_HVALUE hValue) { |
| CFXJSE_Value* lpValue = reinterpret_cast<CFXJSE_Value*>(hValue); |
| return lpValue && lpValue->IsObject(); |
| } |
| |
| FX_BOOL FXJSE_Value_IsArray(FXJSE_HVALUE hValue) { |
| CFXJSE_Value* lpValue = reinterpret_cast<CFXJSE_Value*>(hValue); |
| return lpValue && lpValue->IsArray(); |
| } |
| |
| FX_BOOL FXJSE_Value_IsFunction(FXJSE_HVALUE hValue) { |
| CFXJSE_Value* lpValue = reinterpret_cast<CFXJSE_Value*>(hValue); |
| return lpValue && lpValue->IsFunction(); |
| } |
| |
| FX_BOOL FXJSE_Value_IsDate(FXJSE_HVALUE hValue) { |
| CFXJSE_Value* lpValue = reinterpret_cast<CFXJSE_Value*>(hValue); |
| return lpValue && lpValue->IsDate(); |
| } |
| |
| FX_BOOL FXJSE_Value_ToBoolean(FXJSE_HVALUE hValue) { |
| return reinterpret_cast<CFXJSE_Value*>(hValue)->ToBoolean(); |
| } |
| |
| FX_FLOAT FXJSE_Value_ToFloat(FXJSE_HVALUE hValue) { |
| return reinterpret_cast<CFXJSE_Value*>(hValue)->ToFloat(); |
| } |
| |
| double FXJSE_Value_ToDouble(FXJSE_HVALUE hValue) { |
| return reinterpret_cast<CFXJSE_Value*>(hValue)->ToDouble(); |
| } |
| |
| void FXJSE_Value_ToUTF8String(FXJSE_HVALUE hValue, |
| CFX_ByteString& szStrOutput) { |
| return reinterpret_cast<CFXJSE_Value*>(hValue)->ToString(szStrOutput); |
| } |
| |
| int32_t FXJSE_Value_ToInteger(FXJSE_HVALUE hValue) { |
| return reinterpret_cast<CFXJSE_Value*>(hValue)->ToInteger(); |
| } |
| |
| void* FXJSE_Value_ToObject(FXJSE_HVALUE hValue, FXJSE_HCLASS hClass) { |
| CFXJSE_Class* lpClass = reinterpret_cast<CFXJSE_Class*>(hClass); |
| return reinterpret_cast<CFXJSE_Value*>(hValue)->ToObject(lpClass); |
| } |
| |
| void FXJSE_Value_SetUndefined(FXJSE_HVALUE hValue) { |
| reinterpret_cast<CFXJSE_Value*>(hValue)->SetUndefined(); |
| } |
| |
| void FXJSE_Value_SetNull(FXJSE_HVALUE hValue) { |
| reinterpret_cast<CFXJSE_Value*>(hValue)->SetNull(); |
| } |
| |
| void FXJSE_Value_SetBoolean(FXJSE_HVALUE hValue, FX_BOOL bBoolean) { |
| reinterpret_cast<CFXJSE_Value*>(hValue)->SetBoolean(bBoolean); |
| } |
| |
| void FXJSE_Value_SetUTF8String(FXJSE_HVALUE hValue, |
| const CFX_ByteStringC& szString) { |
| reinterpret_cast<CFXJSE_Value*>(hValue)->SetString(szString); |
| } |
| |
| void FXJSE_Value_SetInteger(FXJSE_HVALUE hValue, int32_t nInteger) { |
| reinterpret_cast<CFXJSE_Value*>(hValue)->SetInteger(nInteger); |
| } |
| |
| void FXJSE_Value_SetFloat(FXJSE_HVALUE hValue, FX_FLOAT fFloat) { |
| reinterpret_cast<CFXJSE_Value*>(hValue)->SetFloat(fFloat); |
| } |
| |
| void FXJSE_Value_SetDouble(FXJSE_HVALUE hValue, double dDouble) { |
| reinterpret_cast<CFXJSE_Value*>(hValue)->SetDouble(dDouble); |
| } |
| |
| void FXJSE_Value_SetObject(FXJSE_HVALUE hValue, |
| void* lpObject, |
| FXJSE_HCLASS hClass) { |
| CFXJSE_Value* lpValue = reinterpret_cast<CFXJSE_Value*>(hValue); |
| CFXJSE_Class* lpClass = reinterpret_cast<CFXJSE_Class*>(hClass); |
| if (!lpClass) { |
| ASSERT(!lpObject); |
| lpValue->SetJSObject(); |
| } else { |
| lpValue->SetHostObject(lpObject, lpClass); |
| } |
| } |
| |
| void FXJSE_Value_SetArray(FXJSE_HVALUE hValue, |
| uint32_t uValueCount, |
| FXJSE_HVALUE* rgValues) { |
| reinterpret_cast<CFXJSE_Value*>(hValue) |
| ->SetArray(uValueCount, reinterpret_cast<CFXJSE_Value**>(rgValues)); |
| } |
| |
| void FXJSE_Value_SetDate(FXJSE_HVALUE hValue, double dDouble) { |
| reinterpret_cast<CFXJSE_Value*>(hValue)->SetDate(dDouble); |
| } |
| |
| void FXJSE_Value_Set(FXJSE_HVALUE hValue, FXJSE_HVALUE hOriginalValue) { |
| CFXJSE_Value* lpValue = reinterpret_cast<CFXJSE_Value*>(hValue); |
| CFXJSE_Value* lpOriginalValue = |
| reinterpret_cast<CFXJSE_Value*>(hOriginalValue); |
| ASSERT(lpValue && lpOriginalValue); |
| lpValue->Assign(lpOriginalValue); |
| } |
| |
| FX_BOOL FXJSE_Value_GetObjectProp(FXJSE_HVALUE hValue, |
| const CFX_ByteStringC& szPropName, |
| FXJSE_HVALUE hPropValue) { |
| CFXJSE_Value* lpValue = reinterpret_cast<CFXJSE_Value*>(hValue); |
| CFXJSE_Value* lpPropValue = reinterpret_cast<CFXJSE_Value*>(hPropValue); |
| ASSERT(lpValue && lpPropValue); |
| return lpValue->GetObjectProperty(szPropName, lpPropValue); |
| } |
| |
| FX_BOOL FXJSE_Value_SetObjectProp(FXJSE_HVALUE hValue, |
| const CFX_ByteStringC& szPropName, |
| FXJSE_HVALUE hPropValue) { |
| CFXJSE_Value* lpValue = reinterpret_cast<CFXJSE_Value*>(hValue); |
| CFXJSE_Value* lpPropValue = reinterpret_cast<CFXJSE_Value*>(hPropValue); |
| ASSERT(lpValue && lpPropValue); |
| return lpValue->SetObjectProperty(szPropName, lpPropValue); |
| } |
| |
| FX_BOOL FXJSE_Value_GetObjectPropByIdx(FXJSE_HVALUE hValue, |
| uint32_t uPropIdx, |
| FXJSE_HVALUE hPropValue) { |
| CFXJSE_Value* lpValue = reinterpret_cast<CFXJSE_Value*>(hValue); |
| CFXJSE_Value* lpPropValue = reinterpret_cast<CFXJSE_Value*>(hPropValue); |
| ASSERT(lpValue && lpPropValue); |
| return lpValue->GetObjectProperty(uPropIdx, lpPropValue); |
| } |
| |
| FX_BOOL FXJSE_Value_SetObjectPropByIdx(FXJSE_HVALUE hValue, |
| uint32_t uPropIdx, |
| FXJSE_HVALUE hPropValue) { |
| CFXJSE_Value* lpValue = reinterpret_cast<CFXJSE_Value*>(hValue); |
| CFXJSE_Value* lpPropValue = reinterpret_cast<CFXJSE_Value*>(hPropValue); |
| ASSERT(lpValue && lpPropValue); |
| return lpValue->SetObjectProperty(uPropIdx, lpPropValue); |
| } |
| |
| FX_BOOL FXJSE_Value_DeleteObjectProp(FXJSE_HVALUE hValue, |
| const CFX_ByteStringC& szPropName) { |
| return reinterpret_cast<CFXJSE_Value*>(hValue) |
| ->DeleteObjectProperty(szPropName); |
| } |
| |
| FX_BOOL FXJSE_Value_ObjectHasOwnProp(FXJSE_HVALUE hValue, |
| const CFX_ByteStringC& szPropName, |
| FX_BOOL bUseTypeGetter) { |
| return reinterpret_cast<CFXJSE_Value*>(hValue) |
| ->HasObjectOwnProperty(szPropName, bUseTypeGetter); |
| } |
| |
| FX_BOOL FXJSE_Value_SetObjectOwnProp(FXJSE_HVALUE hValue, |
| const CFX_ByteStringC& szPropName, |
| FXJSE_HVALUE hPropValue) { |
| CFXJSE_Value* lpValue = reinterpret_cast<CFXJSE_Value*>(hValue); |
| CFXJSE_Value* lpPropValue = reinterpret_cast<CFXJSE_Value*>(hPropValue); |
| ASSERT(lpValue && lpPropValue); |
| return lpValue->SetObjectOwnProperty(szPropName, lpPropValue); |
| } |
| |
| FX_BOOL FXJSE_Value_SetFunctionBind(FXJSE_HVALUE hValue, |
| FXJSE_HVALUE hOldFunction, |
| FXJSE_HVALUE hNewThis) { |
| CFXJSE_Value* lpValue = reinterpret_cast<CFXJSE_Value*>(hValue); |
| CFXJSE_Value* lpOldFunction = reinterpret_cast<CFXJSE_Value*>(hOldFunction); |
| CFXJSE_Value* lpNewThis = reinterpret_cast<CFXJSE_Value*>(hNewThis); |
| ASSERT(lpValue && lpOldFunction && lpNewThis); |
| return lpValue->SetFunctionBind(lpOldFunction, lpNewThis); |
| } |
| |
| FX_BOOL FXJSE_Value_CallFunction(FXJSE_HVALUE hFunction, |
| FXJSE_HVALUE hThis, |
| FXJSE_HVALUE hRetValue, |
| uint32_t nArgCount, |
| FXJSE_HVALUE* lpArgs) { |
| CFXJSE_Value* lpThis = reinterpret_cast<CFXJSE_Value*>(hThis); |
| CFXJSE_Value* lpRetValue = reinterpret_cast<CFXJSE_Value*>(hRetValue); |
| return reinterpret_cast<CFXJSE_Value*>(hFunction) |
| ->Call(lpThis, lpRetValue, nArgCount, lpArgs); |
| } |
| |
| FXJSE_HVALUE FXJSE_Value_Create(FXJSE_HRUNTIME hRuntime) { |
| return reinterpret_cast<FXJSE_HVALUE>( |
| CFXJSE_Value::Create(reinterpret_cast<v8::Isolate*>(hRuntime))); |
| } |
| |
| void FXJSE_Value_Release(FXJSE_HVALUE hValue) { |
| CFXJSE_Value* lpValue = reinterpret_cast<CFXJSE_Value*>(hValue); |
| delete lpValue; |
| } |
| |
| FXJSE_HRUNTIME FXJSE_Value_GetRuntime(FXJSE_HVALUE hValue) { |
| return reinterpret_cast<FXJSE_HRUNTIME>( |
| reinterpret_cast<CFXJSE_Value*>(hValue)->GetIsolate()); |
| } |
| |
| void FXJSE_ThrowMessage(const CFX_ByteStringC& utf8Name, |
| const CFX_ByteStringC& utf8Message) { |
| v8::Isolate* pIsolate = v8::Isolate::GetCurrent(); |
| ASSERT(pIsolate); |
| |
| CFXJSE_ScopeUtil_IsolateHandleRootContext scope(pIsolate); |
| v8::Local<v8::String> hMessage = v8::String::NewFromUtf8( |
| pIsolate, utf8Message.c_str(), v8::String::kNormalString, |
| utf8Message.GetLength()); |
| v8::Local<v8::Value> hError; |
| |
| if (utf8Name == "RangeError") { |
| hError = v8::Exception::RangeError(hMessage); |
| } else if (utf8Name == "ReferenceError") { |
| hError = v8::Exception::ReferenceError(hMessage); |
| } else if (utf8Name == "SyntaxError") { |
| hError = v8::Exception::SyntaxError(hMessage); |
| } else if (utf8Name == "TypeError") { |
| hError = v8::Exception::TypeError(hMessage); |
| } else { |
| hError = v8::Exception::Error(hMessage); |
| if (utf8Name != "Error" && !utf8Name.IsEmpty()) { |
| hError.As<v8::Object>()->Set( |
| v8::String::NewFromUtf8(pIsolate, "name"), |
| v8::String::NewFromUtf8(pIsolate, utf8Name.c_str(), |
| v8::String::kNormalString, |
| utf8Name.GetLength())); |
| } |
| } |
| pIsolate->ThrowException(hError); |
| } |
| |
| CFXJSE_Value* CFXJSE_Value::Create(v8::Isolate* pIsolate) { |
| return new CFXJSE_Value(pIsolate); |
| } |
| |
| void* CFXJSE_Value::ToObject(CFXJSE_Class* lpClass) const { |
| ASSERT(!m_hValue.IsEmpty()); |
| |
| CFXJSE_ScopeUtil_IsolateHandleRootContext scope(m_pIsolate); |
| v8::Local<v8::Value> hValue = v8::Local<v8::Value>::New(m_pIsolate, m_hValue); |
| ASSERT(!hValue.IsEmpty()); |
| |
| if (!hValue->IsObject()) |
| return nullptr; |
| |
| return FXJSE_RetrieveObjectBinding(hValue.As<v8::Object>(), lpClass); |
| } |
| |
| V8_INLINE static double FXJSE_ftod(FX_FLOAT fNumber) { |
| if (sizeof(FX_FLOAT) != 4) { |
| ASSERT(FALSE); |
| return fNumber; |
| } |
| |
| uint32_t nFloatBits = (uint32_t&)fNumber; |
| uint8_t nExponent = (uint8_t)(nFloatBits >> 16 >> 7); |
| if (nExponent == 0 || nExponent == 255) |
| return fNumber; |
| |
| int8_t nErrExp = nExponent - 127 - 23; |
| if (nErrExp >= 0) |
| return fNumber; |
| |
| double dwError = pow(2.0, nErrExp), dwErrorHalf = dwError / 2; |
| double dNumber = fNumber, dNumberAbs = fabs(fNumber); |
| double dNumberAbsMin = dNumberAbs - dwErrorHalf, |
| dNumberAbsMax = dNumberAbs + dwErrorHalf; |
| int32_t iErrPos = 0; |
| if (floor(dNumberAbsMin) == floor(dNumberAbsMax)) { |
| dNumberAbsMin = fmod(dNumberAbsMin, 1.0); |
| dNumberAbsMax = fmod(dNumberAbsMax, 1.0); |
| int32_t iErrPosMin = 1, iErrPosMax = 38; |
| do { |
| int32_t iMid = (iErrPosMin + iErrPosMax) / 2; |
| double dPow = pow(10.0, iMid); |
| if (floor(dNumberAbsMin * dPow) == floor(dNumberAbsMax * dPow)) { |
| iErrPosMin = iMid + 1; |
| } else { |
| iErrPosMax = iMid; |
| } |
| } while (iErrPosMin < iErrPosMax); |
| iErrPos = iErrPosMax; |
| } |
| double dPow = pow(10.0, iErrPos); |
| return fNumber < 0 ? ceil(dNumber * dPow - 0.5) / dPow |
| : floor(dNumber * dPow + 0.5) / dPow; |
| } |
| |
| void CFXJSE_Value::SetFloat(FX_FLOAT fFloat) { |
| CFXJSE_ScopeUtil_IsolateHandle scope(m_pIsolate); |
| v8::Local<v8::Value> hValue = v8::Number::New(m_pIsolate, FXJSE_ftod(fFloat)); |
| m_hValue.Reset(m_pIsolate, hValue); |
| } |
| |
| void CFXJSE_Value::SetHostObject(void* lpObject, CFXJSE_Class* lpClass) { |
| CFXJSE_ScopeUtil_IsolateHandleRootContext scope(m_pIsolate); |
| ASSERT(lpClass); |
| v8::Local<v8::FunctionTemplate> hClass = |
| v8::Local<v8::FunctionTemplate>::New(m_pIsolate, lpClass->m_hTemplate); |
| v8::Local<v8::Object> hObject = hClass->InstanceTemplate()->NewInstance(); |
| FXJSE_UpdateObjectBinding(hObject, lpObject); |
| m_hValue.Reset(m_pIsolate, hObject); |
| } |
| |
| void CFXJSE_Value::SetArray(uint32_t uValueCount, CFXJSE_Value** rgValues) { |
| CFXJSE_ScopeUtil_IsolateHandleRootContext scope(m_pIsolate); |
| v8::Local<v8::Array> hArrayObject = v8::Array::New(m_pIsolate, uValueCount); |
| if (rgValues) { |
| for (uint32_t i = 0; i < uValueCount; i++) { |
| if (rgValues[i]) { |
| hArrayObject->Set(i, v8::Local<v8::Value>::New( |
| m_pIsolate, rgValues[i]->DirectGetValue())); |
| } |
| } |
| } |
| m_hValue.Reset(m_pIsolate, hArrayObject); |
| } |
| |
| void CFXJSE_Value::SetDate(double dDouble) { |
| CFXJSE_ScopeUtil_IsolateHandleRootContext scope(m_pIsolate); |
| v8::Local<v8::Value> hDate = v8::Date::New(m_pIsolate, dDouble); |
| m_hValue.Reset(m_pIsolate, hDate); |
| } |
| |
| FX_BOOL CFXJSE_Value::SetObjectProperty(const CFX_ByteStringC& szPropName, |
| CFXJSE_Value* lpPropValue) { |
| CFXJSE_ScopeUtil_IsolateHandleRootContext scope(m_pIsolate); |
| v8::Local<v8::Value> hObject = |
| v8::Local<v8::Value>::New(m_pIsolate, m_hValue); |
| if (!hObject->IsObject()) |
| return FALSE; |
| |
| v8::Local<v8::Value> hPropValue = |
| v8::Local<v8::Value>::New(m_pIsolate, lpPropValue->DirectGetValue()); |
| return (FX_BOOL)hObject.As<v8::Object>()->Set( |
| v8::String::NewFromUtf8(m_pIsolate, szPropName.c_str(), |
| v8::String::kNormalString, |
| szPropName.GetLength()), |
| hPropValue); |
| } |
| |
| FX_BOOL CFXJSE_Value::GetObjectProperty(const CFX_ByteStringC& szPropName, |
| CFXJSE_Value* lpPropValue) { |
| CFXJSE_ScopeUtil_IsolateHandleRootContext scope(m_pIsolate); |
| v8::Local<v8::Value> hObject = |
| v8::Local<v8::Value>::New(m_pIsolate, m_hValue); |
| if (!hObject->IsObject()) |
| return FALSE; |
| |
| v8::Local<v8::Value> hPropValue = |
| hObject.As<v8::Object>()->Get(v8::String::NewFromUtf8( |
| m_pIsolate, szPropName.c_str(), v8::String::kNormalString, |
| szPropName.GetLength())); |
| lpPropValue->ForceSetValue(hPropValue); |
| return TRUE; |
| } |
| |
| FX_BOOL CFXJSE_Value::SetObjectProperty(uint32_t uPropIdx, |
| CFXJSE_Value* lpPropValue) { |
| CFXJSE_ScopeUtil_IsolateHandleRootContext scope(m_pIsolate); |
| v8::Local<v8::Value> hObject = |
| v8::Local<v8::Value>::New(m_pIsolate, m_hValue); |
| if (!hObject->IsObject()) |
| return FALSE; |
| |
| v8::Local<v8::Value> hPropValue = |
| v8::Local<v8::Value>::New(m_pIsolate, lpPropValue->DirectGetValue()); |
| return (FX_BOOL)hObject.As<v8::Object>()->Set(uPropIdx, hPropValue); |
| } |
| |
| FX_BOOL CFXJSE_Value::GetObjectProperty(uint32_t uPropIdx, |
| CFXJSE_Value* lpPropValue) { |
| CFXJSE_ScopeUtil_IsolateHandleRootContext scope(m_pIsolate); |
| v8::Local<v8::Value> hObject = |
| v8::Local<v8::Value>::New(m_pIsolate, m_hValue); |
| if (!hObject->IsObject()) |
| return FALSE; |
| |
| v8::Local<v8::Value> hPropValue = hObject.As<v8::Object>()->Get(uPropIdx); |
| lpPropValue->ForceSetValue(hPropValue); |
| return TRUE; |
| } |
| |
| FX_BOOL CFXJSE_Value::DeleteObjectProperty(const CFX_ByteStringC& szPropName) { |
| CFXJSE_ScopeUtil_IsolateHandleRootContext scope(m_pIsolate); |
| v8::Local<v8::Value> hObject = |
| v8::Local<v8::Value>::New(m_pIsolate, m_hValue); |
| if (!hObject->IsObject()) |
| return FALSE; |
| |
| hObject.As<v8::Object>()->Delete(v8::String::NewFromUtf8( |
| m_pIsolate, szPropName.c_str(), v8::String::kNormalString, |
| szPropName.GetLength())); |
| return TRUE; |
| } |
| |
| FX_BOOL CFXJSE_Value::HasObjectOwnProperty(const CFX_ByteStringC& szPropName, |
| FX_BOOL bUseTypeGetter) { |
| CFXJSE_ScopeUtil_IsolateHandleRootContext scope(m_pIsolate); |
| v8::Local<v8::Value> hObject = |
| v8::Local<v8::Value>::New(m_pIsolate, m_hValue); |
| if (!hObject->IsObject()) |
| return FALSE; |
| |
| v8::Local<v8::String> hKey = v8::String::NewFromUtf8( |
| m_pIsolate, szPropName.c_str(), v8::String::kNormalString, |
| szPropName.GetLength()); |
| return hObject.As<v8::Object>()->HasRealNamedProperty(hKey) || |
| (bUseTypeGetter && |
| hObject.As<v8::Object>() |
| ->HasOwnProperty(m_pIsolate->GetCurrentContext(), hKey) |
| .FromMaybe(false)); |
| } |
| |
| FX_BOOL CFXJSE_Value::SetObjectOwnProperty(const CFX_ByteStringC& szPropName, |
| CFXJSE_Value* lpPropValue) { |
| CFXJSE_ScopeUtil_IsolateHandleRootContext scope(m_pIsolate); |
| v8::Local<v8::Value> hObject = |
| v8::Local<v8::Value>::New(m_pIsolate, m_hValue); |
| if (!hObject->IsObject()) |
| return FALSE; |
| |
| v8::Local<v8::Value> hValue = |
| v8::Local<v8::Value>::New(m_pIsolate, lpPropValue->m_hValue); |
| return hObject.As<v8::Object>() |
| ->DefineOwnProperty( |
| m_pIsolate->GetCurrentContext(), |
| v8::String::NewFromUtf8(m_pIsolate, szPropName.c_str(), |
| v8::String::kNormalString, |
| szPropName.GetLength()), |
| hValue) |
| .FromMaybe(false); |
| } |
| |
| FX_BOOL CFXJSE_Value::SetFunctionBind(CFXJSE_Value* lpOldFunction, |
| CFXJSE_Value* lpNewThis) { |
| CFXJSE_ScopeUtil_IsolateHandleRootContext scope(m_pIsolate); |
| v8::Local<v8::Value> rgArgs[2]; |
| v8::Local<v8::Value> hOldFunction = |
| v8::Local<v8::Value>::New(m_pIsolate, lpOldFunction->DirectGetValue()); |
| if (hOldFunction.IsEmpty() || !hOldFunction->IsFunction()) |
| return FALSE; |
| |
| rgArgs[0] = hOldFunction; |
| v8::Local<v8::Value> hNewThis = |
| v8::Local<v8::Value>::New(m_pIsolate, lpNewThis->DirectGetValue()); |
| if (hNewThis.IsEmpty()) |
| return FALSE; |
| |
| rgArgs[1] = hNewThis; |
| v8::Local<v8::String> hBinderFuncSource = |
| v8::String::NewFromUtf8(m_pIsolate, |
| "(function (oldfunction, newthis) { return " |
| "oldfunction.bind(newthis); })"); |
| v8::Local<v8::Function> hBinderFunc = |
| v8::Script::Compile(hBinderFuncSource)->Run().As<v8::Function>(); |
| v8::Local<v8::Value> hBoundFunction = |
| hBinderFunc->Call(m_pIsolate->GetCurrentContext()->Global(), 2, rgArgs); |
| if (hBoundFunction.IsEmpty() || !hBoundFunction->IsFunction()) |
| return FALSE; |
| |
| m_hValue.Reset(m_pIsolate, hBoundFunction); |
| return TRUE; |
| } |
| |
| #define FXJSE_INVALID_PTR ((void*)(intptr_t)-1) |
| FX_BOOL CFXJSE_Value::Call(CFXJSE_Value* lpReceiver, |
| CFXJSE_Value* lpRetValue, |
| uint32_t nArgCount, |
| FXJSE_HVALUE* lpArgs) { |
| CFXJSE_ScopeUtil_IsolateHandleRootContext scope(m_pIsolate); |
| v8::Local<v8::Value> hFunctionValue = |
| v8::Local<v8::Value>::New(m_pIsolate, DirectGetValue()); |
| v8::Local<v8::Object> hFunctionObject = |
| !hFunctionValue.IsEmpty() && hFunctionValue->IsObject() |
| ? hFunctionValue.As<v8::Object>() |
| : v8::Local<v8::Object>(); |
| |
| v8::TryCatch trycatch(m_pIsolate); |
| if (hFunctionObject.IsEmpty() || !hFunctionObject->IsCallable()) { |
| if (lpRetValue) |
| lpRetValue->ForceSetValue(FXJSE_CreateReturnValue(m_pIsolate, trycatch)); |
| return FALSE; |
| } |
| |
| v8::Local<v8::Value> hReturnValue; |
| v8::Local<v8::Value>* lpLocalArgs = NULL; |
| if (nArgCount) { |
| lpLocalArgs = FX_Alloc(v8::Local<v8::Value>, nArgCount); |
| for (uint32_t i = 0; i < nArgCount; i++) { |
| new (lpLocalArgs + i) v8::Local<v8::Value>; |
| CFXJSE_Value* lpArg = (CFXJSE_Value*)lpArgs[i]; |
| if (lpArg) { |
| lpLocalArgs[i] = |
| v8::Local<v8::Value>::New(m_pIsolate, lpArg->DirectGetValue()); |
| } |
| if (lpLocalArgs[i].IsEmpty()) { |
| lpLocalArgs[i] = v8::Undefined(m_pIsolate); |
| } |
| } |
| } |
| |
| FX_BOOL bRetValue = TRUE; |
| if (lpReceiver == FXJSE_INVALID_PTR) { |
| v8::MaybeLocal<v8::Value> maybe_retvalue = |
| hFunctionObject->CallAsConstructor(m_pIsolate->GetCurrentContext(), |
| nArgCount, lpLocalArgs); |
| hReturnValue = maybe_retvalue.FromMaybe(v8::Local<v8::Value>()); |
| } else { |
| v8::Local<v8::Value> hReceiver; |
| if (lpReceiver) { |
| hReceiver = |
| v8::Local<v8::Value>::New(m_pIsolate, lpReceiver->DirectGetValue()); |
| } |
| if (hReceiver.IsEmpty() || !hReceiver->IsObject()) |
| hReceiver = v8::Object::New(m_pIsolate); |
| |
| v8::MaybeLocal<v8::Value> maybe_retvalue = hFunctionObject->CallAsFunction( |
| m_pIsolate->GetCurrentContext(), hReceiver, nArgCount, lpLocalArgs); |
| hReturnValue = maybe_retvalue.FromMaybe(v8::Local<v8::Value>()); |
| } |
| |
| if (trycatch.HasCaught()) { |
| hReturnValue = FXJSE_CreateReturnValue(m_pIsolate, trycatch); |
| bRetValue = FALSE; |
| } |
| |
| if (lpRetValue) |
| lpRetValue->ForceSetValue(hReturnValue); |
| |
| if (lpLocalArgs) { |
| for (uint32_t i = 0; i < nArgCount; i++) |
| lpLocalArgs[i].~Local(); |
| FX_Free(lpLocalArgs); |
| } |
| return bRetValue; |
| } |