// 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/src/foxitlib.h" | |
#include "fxv8.h" | |
#include "value.h" | |
#include "class.h" | |
#include <math.h> | |
#include "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) { | |
CFXJSE_Value* lpValue = reinterpret_cast<CFXJSE_Value*>(hValue); | |
ASSERT(lpValue); | |
return lpValue->ToBoolean(); | |
} | |
FX_FLOAT FXJSE_Value_ToFloat(FXJSE_HVALUE hValue) { | |
CFXJSE_Value* lpValue = reinterpret_cast<CFXJSE_Value*>(hValue); | |
ASSERT(lpValue); | |
return lpValue->ToFloat(); | |
} | |
FXJSE_DOUBLE FXJSE_Value_ToDouble(FXJSE_HVALUE hValue) { | |
CFXJSE_Value* lpValue = reinterpret_cast<CFXJSE_Value*>(hValue); | |
ASSERT(lpValue); | |
return lpValue->ToDouble(); | |
} | |
void FXJSE_Value_ToUTF8String(FXJSE_HVALUE hValue, | |
CFX_ByteString& szStrOutput) { | |
CFXJSE_Value* lpValue = reinterpret_cast<CFXJSE_Value*>(hValue); | |
ASSERT(lpValue); | |
return lpValue->ToString(szStrOutput); | |
} | |
int32_t FXJSE_Value_ToInteger(FXJSE_HVALUE hValue) { | |
CFXJSE_Value* lpValue = reinterpret_cast<CFXJSE_Value*>(hValue); | |
ASSERT(lpValue); | |
return lpValue->ToInteger(); | |
} | |
void* FXJSE_Value_ToObject(FXJSE_HVALUE hValue, FXJSE_HCLASS hClass) { | |
CFXJSE_Value* lpValue = reinterpret_cast<CFXJSE_Value*>(hValue); | |
CFXJSE_Class* lpClass = reinterpret_cast<CFXJSE_Class*>(hClass); | |
ASSERT(lpValue); | |
return lpValue->ToObject(lpClass); | |
} | |
void FXJSE_Value_SetUndefined(FXJSE_HVALUE hValue) { | |
CFXJSE_Value* lpValue = reinterpret_cast<CFXJSE_Value*>(hValue); | |
ASSERT(lpValue); | |
return lpValue->SetUndefined(); | |
} | |
void FXJSE_Value_SetNull(FXJSE_HVALUE hValue) { | |
CFXJSE_Value* lpValue = reinterpret_cast<CFXJSE_Value*>(hValue); | |
ASSERT(lpValue); | |
return lpValue->SetNull(); | |
} | |
void FXJSE_Value_SetBoolean(FXJSE_HVALUE hValue, FX_BOOL bBoolean) { | |
CFXJSE_Value* lpValue = reinterpret_cast<CFXJSE_Value*>(hValue); | |
ASSERT(lpValue); | |
return lpValue->SetBoolean(bBoolean); | |
} | |
void FXJSE_Value_SetUTF8String(FXJSE_HVALUE hValue, | |
const CFX_ByteStringC& szString) { | |
CFXJSE_Value* lpValue = reinterpret_cast<CFXJSE_Value*>(hValue); | |
ASSERT(lpValue); | |
return lpValue->SetString(szString); | |
} | |
void FXJSE_Value_SetInteger(FXJSE_HVALUE hValue, int32_t nInteger) { | |
CFXJSE_Value* lpValue = reinterpret_cast<CFXJSE_Value*>(hValue); | |
ASSERT(lpValue); | |
return lpValue->SetInteger(nInteger); | |
} | |
void FXJSE_Value_SetFloat(FXJSE_HVALUE hValue, FX_FLOAT fFloat) { | |
CFXJSE_Value* lpValue = reinterpret_cast<CFXJSE_Value*>(hValue); | |
ASSERT(lpValue); | |
return lpValue->SetFloat(fFloat); | |
} | |
void FXJSE_Value_SetDouble(FXJSE_HVALUE hValue, FXJSE_DOUBLE dDouble) { | |
CFXJSE_Value* lpValue = reinterpret_cast<CFXJSE_Value*>(hValue); | |
ASSERT(lpValue); | |
return lpValue->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 == NULL) { | |
ASSERT(lpObject == NULL); | |
lpValue->SetJSObject(); | |
} else if (lpClass != NULL) { | |
lpValue->SetHostObject(lpObject, lpClass); | |
} | |
} | |
void FXJSE_Value_SetArray(FXJSE_HVALUE hValue, | |
uint32_t uValueCount, | |
FXJSE_HVALUE* rgValues) { | |
CFXJSE_Value* lpValue = reinterpret_cast<CFXJSE_Value*>(hValue); | |
return lpValue->SetArray(uValueCount, | |
reinterpret_cast<CFXJSE_Value**>(rgValues)); | |
} | |
void FXJSE_Value_SetDate(FXJSE_HVALUE hValue, FXJSE_DOUBLE dDouble) { | |
CFXJSE_Value* lpValue = reinterpret_cast<CFXJSE_Value*>(hValue); | |
return lpValue->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); | |
return 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) { | |
CFXJSE_Value* lpValue = reinterpret_cast<CFXJSE_Value*>(hValue); | |
ASSERT(lpValue); | |
return lpValue->DeleteObjectProperty(szPropName); | |
} | |
FX_BOOL FXJSE_Value_ObjectHasOwnProp(FXJSE_HVALUE hValue, | |
const CFX_ByteStringC& szPropName, | |
FX_BOOL bUseTypeGetter) { | |
CFXJSE_Value* lpValue = reinterpret_cast<CFXJSE_Value*>(hValue); | |
ASSERT(lpValue); | |
return lpValue->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* lpFunction = reinterpret_cast<CFXJSE_Value*>(hFunction); | |
CFXJSE_Value* lpThis = reinterpret_cast<CFXJSE_Value*>(hThis); | |
CFXJSE_Value* lpRetValue = reinterpret_cast<CFXJSE_Value*>(hRetValue); | |
ASSERT(lpFunction); | |
return lpFunction->Call(lpThis, lpRetValue, nArgCount, lpArgs); | |
} | |
FXJSE_HVALUE FXJSE_Value_Create(FXJSE_HRUNTIME hRuntime) { | |
CFXJSE_Value* lpValue = | |
CFXJSE_Value::Create(reinterpret_cast<v8::Isolate*>(hRuntime)); | |
ASSERT(lpValue); | |
return reinterpret_cast<FXJSE_HVALUE>(lpValue); | |
} | |
void FXJSE_Value_Release(FXJSE_HVALUE hValue) { | |
CFXJSE_Value* lpValue = reinterpret_cast<CFXJSE_Value*>(hValue); | |
if (lpValue) { | |
delete lpValue; | |
} | |
} | |
FXJSE_HRUNTIME FXJSE_Value_GetRuntime(FXJSE_HVALUE hValue) { | |
CFXJSE_Value* lpValue = reinterpret_cast<CFXJSE_Value*>(hValue); | |
ASSERT(lpValue); | |
return reinterpret_cast<FXJSE_HRUNTIME>(lpValue->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.GetCStr(), 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.GetCStr(), | |
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 NULL; | |
} | |
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(FXJSE_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.GetCStr(), | |
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.GetCStr(), 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.GetCStr(), 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.GetCStr(), v8::String::kNormalString, | |
szPropName.GetLength()); | |
return hObject.As<v8::Object>()->HasRealNamedProperty(hKey) || | |
(bUseTypeGetter && hObject.As<v8::Object>()->HasOwnProperty(hKey)); | |
} | |
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>()->ForceSet( | |
v8::String::NewFromUtf8(m_pIsolate, szPropName.GetCStr(), | |
v8::String::kNormalString, | |
szPropName.GetLength()), | |
hValue); | |
} | |
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; | |
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) { | |
hReturnValue = hFunctionObject->CallAsConstructor(nArgCount, lpLocalArgs); | |
} 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); | |
} | |
hReturnValue = | |
hFunctionObject->CallAsFunction(hReceiver, nArgCount, lpLocalArgs); | |
} | |
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; | |
} |