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// 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 "../../../core/include/fxcrt/fx_basic.h"
#include "../../../core/include/fxcrt/fx_ext.h"
#include "../../include/jsapi/fxjs_v8.h"
#include "../../include/fsdk_define.h"
#include "time.h"
#include <cmath>
#include <limits>
#define VALUE_NAME_STRING L"string"
#define VALUE_NAME_NUMBER L"number"
#define VALUE_NAME_BOOLEAN L"boolean"
#define VALUE_NAME_DATE L"date"
#define VALUE_NAME_OBJECT L"object"
#define VALUE_NAME_FXOBJ L"fxobj"
#define VALUE_NAME_NULL L"null"
#define VALUE_NAME_UNDEFINED L"undefined"
static FX_DWORD g_nan[2] = {0,0x7FF80000 };
double g_NaN = (*(double *)g_nan);
class CJS_PrivateData: public CFX_Object
{
public:
CJS_PrivateData():ObjDefID(-1), pPrivate(NULL) {}
int ObjDefID;
FX_LPVOID pPrivate;
};
class CJS_ObjDefintion: public CFX_Object
{
public:
CJS_ObjDefintion(v8::Isolate* isolate, const wchar_t* sObjName, FXJSOBJTYPE eObjType, LP_CONSTRUCTOR pConstructor, LP_DESTRUCTOR pDestructor, unsigned bApplyNew):
objName(sObjName), objType(eObjType), m_pConstructor(pConstructor), m_pDestructor(pDestructor),m_bApplyNew(bApplyNew),m_bSetAsGlobalObject(FALSE)
{
v8::Isolate::Scope isolate_scope(isolate);
HandleScope handle_scope(isolate);
v8::Handle<ObjectTemplate> objTemplate = ObjectTemplate::New(isolate);
objTemplate->SetInternalFieldCount(1);
m_objTemplate.Reset(isolate, objTemplate);
//Document as the global object.
if(FXSYS_wcscmp(sObjName, L"Document") == 0)
{
m_bSetAsGlobalObject = TRUE;
}
}
~CJS_ObjDefintion()
{
m_objTemplate.Reset();
m_StaticObj.Reset();
}
public:
const wchar_t* objName;
FXJSOBJTYPE objType;
LP_CONSTRUCTOR m_pConstructor;
LP_DESTRUCTOR m_pDestructor;
unsigned m_bApplyNew;
FX_BOOL m_bSetAsGlobalObject;
v8::Persistent<ObjectTemplate> m_objTemplate;
v8::Persistent<v8::Object> m_StaticObj;
};
int JS_DefineObj(IJS_Runtime* pJSRuntime, const wchar_t* sObjName, FXJSOBJTYPE eObjType, LP_CONSTRUCTOR pConstructor, LP_DESTRUCTOR pDestructor, unsigned bApplyNew)
{
v8::Isolate* isolate = (v8::Isolate*)pJSRuntime;
v8::Isolate::Scope isolate_scope(isolate);
HandleScope handle_scope(isolate);
CFX_PtrArray* pArray = (CFX_PtrArray*)isolate->GetData(0);
if(!pArray)
{
pArray = FX_NEW CFX_PtrArray();
isolate->SetData(0, pArray);
}
CJS_ObjDefintion* pObjDef = FX_NEW CJS_ObjDefintion(isolate, sObjName, eObjType, pConstructor, pDestructor, bApplyNew);
pArray->Add(pObjDef);
return pArray->GetSize()-1;
}
int JS_DefineObjMethod(IJS_Runtime* pJSRuntime, int nObjDefnID, const wchar_t* sMethodName, FunctionCallback pMethodCall, unsigned nParamNum)
{
v8::Isolate* isolate = (v8::Isolate*)pJSRuntime;
v8::Isolate::Scope isolate_scope(isolate);
HandleScope handle_scope(isolate);
CFX_WideString ws = CFX_WideString((FX_LPCWSTR)sMethodName);
CFX_ByteString bsMethodName = ws.UTF8Encode();
CFX_PtrArray* pArray = (CFX_PtrArray*)isolate->GetData(0);
if(!pArray) return 0;
if(nObjDefnID<0 || nObjDefnID>= pArray->GetSize()) return 0;
CJS_ObjDefintion* pObjDef = (CJS_ObjDefintion*)pArray->GetAt(nObjDefnID);
v8::Local<ObjectTemplate> objTemp = v8::Local<ObjectTemplate>::New(isolate, pObjDef->m_objTemplate);
objTemp->Set(v8::String::NewFromUtf8(isolate, FX_LPCSTR(bsMethodName)), FunctionTemplate::New(isolate, pMethodCall), ReadOnly);
pObjDef->m_objTemplate.Reset(isolate,objTemp);
return 0;
}
int JS_DefineObjProperty(IJS_Runtime* pJSRuntime, int nObjDefnID, const wchar_t* sPropName, AccessorGetterCallback pPropGet, AccessorSetterCallback pPropPut)
{
v8::Isolate* isolate = (v8::Isolate*)pJSRuntime;
v8::Isolate::Scope isolate_scope(isolate);
HandleScope handle_scope(isolate);
CFX_WideString ws = CFX_WideString((FX_LPCWSTR)sPropName);
CFX_ByteString bsPropertyName = ws.UTF8Encode();
CFX_PtrArray* pArray = (CFX_PtrArray*)isolate->GetData(0);
if(!pArray) return 0;
if(nObjDefnID<0 || nObjDefnID>= pArray->GetSize()) return 0;
CJS_ObjDefintion* pObjDef = (CJS_ObjDefintion*)pArray->GetAt(nObjDefnID);
v8::Local<ObjectTemplate> objTemp = v8::Local<ObjectTemplate>::New(isolate, pObjDef->m_objTemplate);
objTemp->SetAccessor(v8::String::NewFromUtf8(isolate, FX_LPCSTR(bsPropertyName)), pPropGet, pPropPut);
pObjDef->m_objTemplate.Reset(isolate,objTemp);
return 0;
}
int JS_DefineObjAllProperties(IJS_Runtime* pJSRuntime, int nObjDefnID, NamedPropertyQueryCallback pPropQurey, NamedPropertyGetterCallback pPropGet, NamedPropertySetterCallback pPropPut, NamedPropertyDeleterCallback pPropDel)
{
v8::Isolate* isolate = (v8::Isolate*)pJSRuntime;
v8::Isolate::Scope isolate_scope(isolate);
HandleScope handle_scope(isolate);
CFX_PtrArray* pArray = (CFX_PtrArray*)isolate->GetData(0);
if(!pArray) return 0;
if(nObjDefnID<0 || nObjDefnID>= pArray->GetSize()) return 0;
CJS_ObjDefintion* pObjDef = (CJS_ObjDefintion*)pArray->GetAt(nObjDefnID);
v8::Local<ObjectTemplate> objTemp = v8::Local<ObjectTemplate>::New(isolate, pObjDef->m_objTemplate);
objTemp->SetNamedPropertyHandler(pPropGet, pPropPut, pPropQurey, pPropDel);
pObjDef->m_objTemplate.Reset(isolate,objTemp);
return 0;
}
int JS_DefineObjConst(IJS_Runtime* pJSRuntime, int nObjDefnID, const wchar_t* sConstName, v8::Handle<v8::Value> pDefault)
{
v8::Isolate* isolate = (v8::Isolate*)pJSRuntime;
v8::Isolate::Scope isolate_scope(isolate);
HandleScope handle_scope(isolate);
CFX_PtrArray* pArray = (CFX_PtrArray*)isolate->GetData(0);
if(!pArray) return 0;
CFX_WideString ws = CFX_WideString((FX_LPCWSTR)sConstName);
CFX_ByteString bsConstName = ws.UTF8Encode();
if(nObjDefnID<0 || nObjDefnID>= pArray->GetSize()) return 0;
CJS_ObjDefintion* pObjDef = (CJS_ObjDefintion*)pArray->GetAt(nObjDefnID);
v8::Local<ObjectTemplate> objTemp = v8::Local<ObjectTemplate>::New(isolate, pObjDef->m_objTemplate);
objTemp->Set(isolate, FX_LPCSTR(bsConstName), pDefault);
pObjDef->m_objTemplate.Reset(isolate,objTemp);
return 0;
}
static v8::Persistent<ObjectTemplate>& _getGlobalObjectTemplate(IJS_Runtime* pJSRuntime)
{
v8::Isolate* isolate = (v8::Isolate*)pJSRuntime;
v8::Isolate::Scope isolate_scope(isolate);
HandleScope handle_scope(isolate);
CFX_PtrArray* pArray = (CFX_PtrArray*)isolate->GetData(0);
ASSERT(pArray != NULL);
for(int i=0; i<pArray->GetSize(); i++)
{
CJS_ObjDefintion* pObjDef = (CJS_ObjDefintion*)pArray->GetAt(i);
if(pObjDef->m_bSetAsGlobalObject)
return pObjDef->m_objTemplate;
}
static v8::Persistent<ObjectTemplate> gloabalObjectTemplate;
return gloabalObjectTemplate;
}
int JS_DefineGlobalMethod(IJS_Runtime* pJSRuntime, const wchar_t* sMethodName, FunctionCallback pMethodCall, unsigned nParamNum)
{
v8::Isolate* isolate = (v8::Isolate*)pJSRuntime;
v8::Isolate::Scope isolate_scope(isolate);
HandleScope handle_scope(isolate);
CFX_WideString ws = CFX_WideString((FX_LPCWSTR)sMethodName);
CFX_ByteString bsMethodName = ws.UTF8Encode();
v8::Local<FunctionTemplate> funTempl = FunctionTemplate::New(isolate, pMethodCall);
v8::Local<ObjectTemplate> objTemp;
v8::Persistent<ObjectTemplate>& globalObjTemp = _getGlobalObjectTemplate(pJSRuntime);
if(globalObjTemp.IsEmpty())
objTemp = ObjectTemplate::New(isolate);
else
objTemp = v8::Local<ObjectTemplate>::New(isolate, globalObjTemp);
objTemp->Set(v8::String::NewFromUtf8(isolate, FX_LPCSTR(bsMethodName)), funTempl, ReadOnly);
globalObjTemp.Reset(isolate,objTemp);
return 0;
}
int JS_DefineGlobalConst(IJS_Runtime* pJSRuntime, const wchar_t* sConstName, v8::Handle<v8::Value> pDefault)
{
v8::Isolate* isolate = (v8::Isolate*)pJSRuntime;
v8::Isolate::Scope isolate_scope(isolate);
HandleScope handle_scope(isolate);
CFX_WideString ws = CFX_WideString((FX_LPCWSTR)sConstName);
CFX_ByteString bsConst= ws.UTF8Encode();
v8::Local<ObjectTemplate> objTemp;
v8::Persistent<ObjectTemplate>& globalObjTemp = _getGlobalObjectTemplate(pJSRuntime);
if(globalObjTemp.IsEmpty())
objTemp = ObjectTemplate::New(isolate);
else
objTemp = v8::Local<ObjectTemplate>::New(isolate, globalObjTemp);
objTemp->Set(v8::String::NewFromUtf8(isolate, FX_LPCSTR(bsConst)), pDefault, ReadOnly);
globalObjTemp.Reset(isolate,objTemp);
return 0;
}
void JS_InitialRuntime(IJS_Runtime* pJSRuntime,IFXJS_Runtime* pFXRuntime, IFXJS_Context* context, v8::Persistent<v8::Context>& v8PersistentContext)
{
v8::Isolate* isolate = (v8::Isolate*)pJSRuntime;
v8::Isolate::Scope isolate_scope(isolate);
HandleScope handle_scope(isolate);
v8::Persistent<ObjectTemplate>& globalObjTemp = _getGlobalObjectTemplate(pJSRuntime);
v8::Handle<v8::Context> v8Context = v8::Context::New(isolate, NULL, v8::Local<ObjectTemplate>::New(isolate, globalObjTemp));
v8::Context::Scope context_scope(v8Context);
v8::Handle<External> ptr = External::New(isolate, pFXRuntime);
v8Context->SetEmbedderData(1, ptr);
CFX_PtrArray* pArray = (CFX_PtrArray*)isolate->GetData(0);
if(!pArray) return;
for(int i=0; i<pArray->GetSize(); i++)
{
CJS_ObjDefintion* pObjDef = (CJS_ObjDefintion*)pArray->GetAt(i);
CFX_WideString ws = CFX_WideString(pObjDef->objName);
CFX_ByteString bs = ws.UTF8Encode();
v8::Handle<v8::String> objName = v8::String::NewFromUtf8(isolate,(FX_LPCSTR)bs, v8::String::kNormalString, bs.GetLength());
if(pObjDef->objType == JS_DYNAMIC)
{
//Document is set as global object, need to construct it first.
if(ws.Equal(L"Document"))
{
CJS_PrivateData* pPrivateData = FX_NEW CJS_PrivateData;
pPrivateData->ObjDefID = i;
v8::Handle<External> ptr = External::New(isolate, pPrivateData);
v8Context->Global()->GetPrototype()->ToObject()->SetInternalField(0, ptr);
if(pObjDef->m_pConstructor)
pObjDef->m_pConstructor(context, v8Context->Global()->GetPrototype()->ToObject(), v8Context->Global()->GetPrototype()->ToObject());
}
}
else
{
v8::Handle<v8::Object> obj = JS_NewFxDynamicObj(pJSRuntime, context, i);
v8Context->Global()->Set(objName, obj);
pObjDef->m_StaticObj.Reset(isolate, obj);
}
}
v8PersistentContext.Reset(isolate, v8Context);
}
void JS_ReleaseRuntime(IJS_Runtime* pJSRuntime, v8::Persistent<v8::Context>& v8PersistentContext)
{
v8::Isolate* isolate = (v8::Isolate*)pJSRuntime;
v8::Isolate::Scope isolate_scope(isolate);
HandleScope handle_scope(isolate);
v8::Local<v8::Context> context = v8::Local<v8::Context>::New(isolate, v8PersistentContext);
v8::Context::Scope context_scope(context);
CFX_PtrArray* pArray = (CFX_PtrArray*)isolate->GetData(0);
if(!pArray) return ;
for(int i=0; i<pArray->GetSize(); i++)
{
CJS_ObjDefintion* pObjDef = (CJS_ObjDefintion*)pArray->GetAt(i);
if(!pObjDef->m_StaticObj.IsEmpty())
{
v8::Local<v8::Object> pObj = v8::Local<v8::Object>::New(isolate, pObjDef->m_StaticObj);
if(pObjDef->m_pDestructor)
pObjDef->m_pDestructor(pObj);
JS_FreePrivate(pObj);
}
delete pObjDef;
}
delete pArray;
isolate->SetData(0,NULL);
}
void JS_Initial()
{
#ifndef FOXIT_CHROME_BUILD
v8::V8::InitializeICU();
#endif
}
void JS_Release()
{
}
int JS_Parse(IJS_Runtime* pJSRuntime, IFXJS_Context* pJSContext, const wchar_t* script, long length, FXJSErr* perror)
{
v8::Isolate* isolate = (v8::Isolate*)pJSRuntime;
v8::Isolate::Scope isolate_scope(isolate);
TryCatch try_catch;
CFX_WideString wsScript(script);
CFX_ByteString bsScript = wsScript.UTF8Encode();
v8::Handle<Script> compiled_script = Script::Compile(v8::String::NewFromUtf8(isolate,(FX_LPCSTR)bsScript,v8::String::kNormalString, bsScript.GetLength()));
if (compiled_script.IsEmpty()) {
v8::String::Utf8Value error(try_catch.Exception());
return -1;
}
return 0;
}
int JS_Execute(IJS_Runtime* pJSRuntime, IFXJS_Context* pJSContext, const wchar_t* script, long length, FXJSErr* perror)
{
v8::Isolate* isolate = (v8::Isolate*)pJSRuntime;
v8::Isolate::Scope isolate_scope(isolate);
TryCatch try_catch;
CFX_WideString wsScript(script);
CFX_ByteString bsScript = wsScript.UTF8Encode();
v8::Handle<Script> compiled_script = Script::Compile(v8::String::NewFromUtf8(isolate,(FX_LPCSTR)bsScript,v8::String::kNormalString, bsScript.GetLength()));
if (compiled_script.IsEmpty()) {
v8::String::Utf8Value error(try_catch.Exception());
return -1;
}
v8::Handle<v8::Value> result = compiled_script->Run();
if (result.IsEmpty()) {
v8::String::Utf8Value error(try_catch.Exception());
return -1;
}
return 0;
}
v8::Handle<v8::Object> JS_NewFxDynamicObj(IJS_Runtime* pJSRuntime, IFXJS_Context* pJSContext, int nObjDefnID)
{
v8::Isolate* isolate = (v8::Isolate*)pJSRuntime;
v8::Isolate::Scope isolate_scope(isolate);
if(-1 == nObjDefnID)
{
v8::Local<ObjectTemplate> objTempl = ObjectTemplate::New(isolate);
return objTempl->NewInstance();
}
CFX_PtrArray* pArray = (CFX_PtrArray*)isolate->GetData(0);
if(!pArray) return v8::Handle<v8::Object>();
if(nObjDefnID<0 || nObjDefnID>= pArray->GetSize()) return v8::Handle<v8::Object>();
CJS_ObjDefintion* pObjDef = (CJS_ObjDefintion*)pArray->GetAt(nObjDefnID);
v8::Local<v8::Context> context = isolate->GetCurrentContext();
v8::Local<ObjectTemplate> objTemp = v8::Local<ObjectTemplate>::New(isolate, pObjDef->m_objTemplate);
v8::Local<v8::Object> obj = objTemp->NewInstance();
CJS_PrivateData* pPrivateData = FX_NEW CJS_PrivateData;
pPrivateData->ObjDefID = nObjDefnID;
v8::Handle<External> ptr = External::New(isolate, pPrivateData);
obj->SetInternalField(0, ptr);
if(pObjDef->m_pConstructor)
pObjDef->m_pConstructor(pJSContext, obj, context->Global()->GetPrototype()->ToObject());
return obj;
}
v8::Handle<v8::Object> JS_GetStaticObj(IJS_Runtime* pJSRuntime, int nObjDefnID)
{
v8::Isolate* isolate = (v8::Isolate*)pJSRuntime;
v8::Isolate::Scope isolate_scope(isolate);
CFX_PtrArray* pArray = (CFX_PtrArray*)isolate->GetData(0);
if(!pArray) return v8::Handle<v8::Object>();
if(nObjDefnID<0 || nObjDefnID>= pArray->GetSize()) return v8::Handle<v8::Object>();
CJS_ObjDefintion* pObjDef = (CJS_ObjDefintion*)pArray->GetAt(nObjDefnID);
v8::Local<v8::Object> obj = v8::Local<v8::Object>::New(isolate,pObjDef->m_StaticObj);
return obj;
}
void JS_SetThisObj(IJS_Runtime* pJSRuntime, int nThisObjID)
{
//Do nothing.
}
v8::Handle<v8::Object> JS_GetThisObj(IJS_Runtime * pJSRuntime)
{
//Return the global object.
v8::Isolate* isolate = (v8::Isolate*)pJSRuntime;
v8::Isolate::Scope isolate_scope(isolate);
CFX_PtrArray* pArray = (CFX_PtrArray*)isolate->GetData(0);
if(!pArray) return v8::Handle<v8::Object>();
v8::Local<v8::Context> context = isolate->GetCurrentContext();
return context->Global()->GetPrototype()->ToObject();
}
int JS_GetObjDefnID(v8::Handle<v8::Object> pObj)
{
if(pObj.IsEmpty() || !pObj->InternalFieldCount()) return -1;
v8::Handle<External> field = v8::Handle<External>::Cast(pObj->GetInternalField(0));
CJS_PrivateData* pPrivateData = (CJS_PrivateData*)field->Value();
if(pPrivateData)
return pPrivateData->ObjDefID;
return -1;
}
IJS_Runtime* JS_GetRuntime(v8::Handle<v8::Object> pObj)
{
if(pObj.IsEmpty()) return NULL;
v8::Local<v8::Context> context = pObj->CreationContext();
if(context.IsEmpty()) return NULL;
return context->GetIsolate();
}
int JS_GetObjDefnID(IJS_Runtime * pJSRuntime, const wchar_t* pObjName)
{
v8::Isolate* isolate = (v8::Isolate*)pJSRuntime;
v8::Isolate::Scope isolate_scope(isolate);
CFX_PtrArray* pArray = (CFX_PtrArray*)isolate->GetData(0);
if(!pArray) return -1;
for(int i=0; i<pArray->GetSize(); i++)
{
CJS_ObjDefintion* pObjDef = (CJS_ObjDefintion*)pArray->GetAt(i);
if(FXSYS_wcscmp(pObjDef->objName, pObjName) == 0)
return i;
}
return -1;
}
void JS_Error(v8::Value * pError,const wchar_t * main,const wchar_t * sub)
{
}
unsigned JS_CalcHash(const wchar_t* main, unsigned nLen)
{
return (unsigned)FX_HashCode_String_GetW(main, nLen);
}
unsigned JS_CalcHash(const wchar_t* main)
{
return (unsigned)FX_HashCode_String_GetW(main, FXSYS_wcslen(main));
}
const wchar_t* JS_GetTypeof(v8::Handle<v8::Value> pObj)
{
if(pObj.IsEmpty()) return NULL;
if(pObj->IsString())
return VALUE_NAME_STRING;
if(pObj->IsNumber())
return VALUE_NAME_NUMBER;
if(pObj->IsBoolean())
return VALUE_NAME_BOOLEAN;
if(pObj->IsDate())
return VALUE_NAME_DATE;
if(pObj->IsObject())
return VALUE_NAME_OBJECT;
if(pObj->IsNull())
return VALUE_NAME_NULL;
if(pObj->IsUndefined())
return VALUE_NAME_UNDEFINED;
return NULL;
}
const wchar_t* JS_GetClassname(v8::Handle<v8::Object> pObj)
{
return NULL;
}
void JS_SetPrivate(v8::Handle<v8::Object> pObj, void* p)
{
JS_SetPrivate(NULL, pObj, p);
}
void* JS_GetPrivate(v8::Handle<v8::Object> pObj)
{
return JS_GetPrivate(NULL,pObj);
}
void JS_SetPrivate(IJS_Runtime* pJSRuntime, v8::Handle<v8::Object> pObj, void* p)
{
if(pObj.IsEmpty() || !pObj->InternalFieldCount()) return;
v8::Handle<External> ptr = v8::Handle<External>::Cast(pObj->GetInternalField(0));
CJS_PrivateData* pPrivateData = (CJS_PrivateData*)ptr->Value();
if(!pPrivateData) return;
pPrivateData->pPrivate = p;
}
void* JS_GetPrivate(IJS_Runtime* pJSRuntime, v8::Handle<v8::Object> pObj)
{
if(pObj.IsEmpty()) return NULL;
v8::Local<v8::Value> value;
if(pObj->InternalFieldCount())
value = pObj->GetInternalField(0);
else
{
//It could be a global proxy object.
v8::Local<v8::Value> v = pObj->GetPrototype();
if(v->IsObject())
value = v->ToObject()->GetInternalField(0);
}
if(value.IsEmpty() || value->IsUndefined()) return NULL;
v8::Handle<External> ptr = v8::Handle<External>::Cast(value);
CJS_PrivateData* pPrivateData = (CJS_PrivateData*)ptr->Value();
if(!pPrivateData) return NULL;
return pPrivateData->pPrivate;
}
void JS_FreePrivate(v8::Handle<v8::Object> pObj)
{
if(pObj.IsEmpty() || !pObj->InternalFieldCount()) return;
v8::Handle<External> ptr = v8::Handle<External>::Cast(pObj->GetInternalField(0));
delete (CJS_PrivateData*)ptr->Value();
v8::Local<v8::Context> context = pObj->CreationContext();
pObj->SetInternalField(0, External::New(context->GetIsolate(), NULL));
}
v8::Handle<v8::Value> JS_GetObjectValue(v8::Handle<v8::Object> pObj)
{
return pObj;
}
v8::Handle<String> WSToJSString(IJS_Runtime* pJSRuntime, const wchar_t* PropertyName, int Len = -1)
{
CFX_WideString ws = CFX_WideString(PropertyName,Len);
CFX_ByteString bs = ws.UTF8Encode();
if(!pJSRuntime) pJSRuntime = v8::Isolate::GetCurrent();
return v8::String::NewFromUtf8(pJSRuntime, (FX_LPCSTR)bs);
}
v8::Handle<v8::Value> JS_GetObjectElement(IJS_Runtime* pJSRuntime, v8::Handle<v8::Object> pObj,const wchar_t* PropertyName)
{
if(pObj.IsEmpty()) return v8::Handle<v8::Value>();
return pObj->Get(WSToJSString(pJSRuntime,PropertyName));
}
v8::Handle<v8::Array> JS_GetObjectElementNames(v8::Handle<v8::Object> pObj)
{
if(pObj.IsEmpty()) return v8::Handle<v8::Array>();
return pObj->GetPropertyNames();
}
void JS_PutObjectString(IJS_Runtime* pJSRuntime,v8::Handle<v8::Object> pObj, const wchar_t* PropertyName, const wchar_t* sValue) //VT_string
{
if(pObj.IsEmpty()) return;
pObj->Set(WSToJSString(pJSRuntime, PropertyName), WSToJSString(pJSRuntime, sValue));
}
void JS_PutObjectNumber(IJS_Runtime* pJSRuntime,v8::Handle<v8::Object> pObj, const wchar_t* PropertyName, int nValue)
{
if(pObj.IsEmpty()) return;
pObj->Set(WSToJSString(pJSRuntime,PropertyName),Int32::New(pJSRuntime, nValue));
}
void JS_PutObjectNumber(IJS_Runtime* pJSRuntime,v8::Handle<v8::Object> pObj, const wchar_t* PropertyName, float fValue)
{
if(pObj.IsEmpty()) return;
pObj->Set(WSToJSString(pJSRuntime,PropertyName),Number::New(pJSRuntime, (double)fValue));
}
void JS_PutObjectNumber(IJS_Runtime* pJSRuntime,v8::Handle<v8::Object> pObj, const wchar_t* PropertyName, double dValue)
{
if(pObj.IsEmpty()) return;
pObj->Set(WSToJSString(pJSRuntime,PropertyName),Number::New(pJSRuntime, (double)dValue));
}
void JS_PutObjectBoolean(IJS_Runtime* pJSRuntime,v8::Handle<v8::Object> pObj, const wchar_t* PropertyName, bool bValue)
{
if(pObj.IsEmpty()) return;
pObj->Set(WSToJSString(pJSRuntime,PropertyName),v8::Boolean::New(pJSRuntime, bValue));
}
void JS_PutObjectObject(IJS_Runtime* pJSRuntime,v8::Handle<v8::Object> pObj, const wchar_t* PropertyName, v8::Handle<v8::Object> pPut)
{
if(pObj.IsEmpty()) return;
pObj->Set(WSToJSString(pJSRuntime,PropertyName),pPut);
}
void JS_PutObjectNull(IJS_Runtime* pJSRuntime,v8::Handle<v8::Object> pObj, const wchar_t* PropertyName)
{
if(pObj.IsEmpty()) return;
pObj->Set(WSToJSString(pJSRuntime,PropertyName),v8::Handle<v8::Object>());
}
v8::Handle<v8::Array> JS_NewArray(IJS_Runtime* pJSRuntime)
{
return v8::Array::New(pJSRuntime);
}
unsigned JS_PutArrayElement(v8::Handle<v8::Array> pArray,unsigned index,v8::Handle<v8::Value> pValue,FXJSVALUETYPE eType)
{
if(pArray.IsEmpty()) return 0;
pArray->Set(index, pValue);
return 1;
}
v8::Handle<v8::Value> JS_GetArrayElemnet(v8::Handle<v8::Array> pArray,unsigned index)
{
if(pArray.IsEmpty()) return v8::Handle<v8::Value>();
return pArray->Get(index);
}
unsigned JS_GetArrayLength(v8::Handle<v8::Array> pArray)
{
if(pArray.IsEmpty()) return 0;
return pArray->Length();
}
v8::Handle<v8::Value> JS_NewNumber(IJS_Runtime* pJSRuntime,int number)
{
return Int32::New(pJSRuntime, number);
}
v8::Handle<v8::Value> JS_NewNumber(IJS_Runtime* pJSRuntime,double number)
{
return Number::New(pJSRuntime, number);
}
v8::Handle<v8::Value> JS_NewNumber(IJS_Runtime* pJSRuntime,float number)
{
return Number::New(pJSRuntime, (float)number);
}
v8::Handle<v8::Value> JS_NewBoolean(IJS_Runtime* pJSRuntime,bool b)
{
return v8::Boolean::New(pJSRuntime, b);
}
v8::Handle<v8::Value> JS_NewObject(IJS_Runtime* pJSRuntime,v8::Handle<v8::Object> pObj)
{
if(pObj.IsEmpty()) return v8::Handle<v8::Value>();
return pObj->Clone();
}
v8::Handle<v8::Value> JS_NewObject2(IJS_Runtime* pJSRuntime,v8::Handle<v8::Array> pObj)
{
if(pObj.IsEmpty()) return v8::Handle<v8::Value>();
return pObj->Clone();
}
v8::Handle<v8::Value> JS_NewString(IJS_Runtime* pJSRuntime,const wchar_t* string)
{
return WSToJSString(pJSRuntime, string);
}
v8::Handle<v8::Value> JS_NewString(IJS_Runtime* pJSRuntime,const wchar_t* string, unsigned nLen)
{
return WSToJSString(pJSRuntime, string, nLen);
}
v8::Handle<v8::Value> JS_NewNull()
{
return v8::Handle<v8::Value>();
}
v8::Handle<v8::Value> JS_NewDate(IJS_Runtime* pJSRuntime,double d)
{
return Date::New(pJSRuntime, d);
}
v8::Handle<v8::Value> JS_NewValue(IJS_Runtime* pJSRuntime)
{
return v8::Handle<v8::Value>();
}
v8::Handle<v8::Value> JS_GetListValue(v8::Handle<v8::Value> pList, int index)
{
if(!pList.IsEmpty() && pList->IsObject())
{
v8::Local<v8::Object> obj = pList->ToObject();
return obj->Get(index);
}
return v8::Handle<v8::Value>();
}
int JS_ToInt32(v8::Handle<v8::Value> pValue)
{
if(pValue.IsEmpty()) return 0;
return pValue->ToInt32()->Value();
}
bool JS_ToBoolean(v8::Handle<v8::Value> pValue)
{
if(pValue.IsEmpty()) return false;
return pValue->ToBoolean()->Value();
}
double JS_ToNumber(v8::Handle<v8::Value> pValue)
{
if(pValue.IsEmpty()) return 0.0;
return pValue->ToNumber()->Value();
}
v8::Handle<v8::Object> JS_ToObject(v8::Handle<v8::Value> pValue)
{
if(pValue.IsEmpty()) return v8::Handle<v8::Object>();
return pValue->ToObject();
}
CFX_WideString JS_ToString(v8::Handle<v8::Value> pValue)
{
if(pValue.IsEmpty()) return L"";
v8::String::Utf8Value s(pValue->ToString());
return CFX_WideString::FromUTF8(*s);
}
v8::Handle<v8::Array> JS_ToArray(v8::Handle<v8::Value> pValue)
{
if(pValue.IsEmpty()) return v8::Handle<v8::Array>();
return v8::Handle<v8::Array>::Cast(pValue->ToObject());
}
void JS_ValueCopy(v8::Handle<v8::Value>& pTo, v8::Handle<v8::Value> pFrom)
{
pTo = pFrom;
}
//JavaScript time implement begin.
double _getLocalTZA()
{
if(!FSDK_IsSandBoxPolicyEnabled(FPDF_POLICY_MACHINETIME_ACCESS))
return 0;
time_t t = 0;
time(&t);
localtime(&t);
return (double)(-(timezone * 1000));
}
int _getDaylightSavingTA(double d)
{
if(!FSDK_IsSandBoxPolicyEnabled(FPDF_POLICY_MACHINETIME_ACCESS))
return 0;
time_t t = (time_t)(d/1000);
struct tm * tmp = localtime(&t);
if (tmp == NULL)
return 0;
if (tmp->tm_isdst > 0)
//One hour.
return (int)60*60*1000;
return 0;
}
double _Mod(double x, double y)
{
double r = fmod(x, y);
if (r < 0) r += y;
return r;
}
int _isfinite(double v)
{
#if _MSC_VER
return ::_finite(v);
#else
return std::fabs(v) < std::numeric_limits<double>::max();
#endif
}
double _toInteger(double n)
{
return (n >= 0)? FXSYS_floor(n): -FXSYS_floor(-n);
}
bool _isLeapYear(int year)
{
return (year%4==0)&&((year%100!=0)||(year%400!=0));
}
int _DayFromYear(int y)
{
return (int)(365*(y - 1970.0) + FXSYS_floor((y - 1969.0)/4) - FXSYS_floor((y - 1901.0)/100)+FXSYS_floor((y - 1601.0)/400));
}
double _TimeFromYear(int y)
{
return ((double)86400000) * _DayFromYear(y);
}
double _TimeFromYearMonth(int y, int m)
{
static int daysMonth[12] ={ 0,31,59,90,120,151,181,212,243,273,304,334};
static int leapDaysMonth[12] = { 0,31,60,91,121,152,182,213,244,274,305,335};
int* pMonth = daysMonth;
if(_isLeapYear(y))
pMonth = leapDaysMonth;
return _TimeFromYear(y) + ((double)pMonth[m])*86400000;
}
int _Day(double t)
{
return (int)FXSYS_floor(t / 86400000);
}
int _YearFromTime(double t)
{
//estimate the time.
int y = 1970 +(int)(t/(365.0*86400000));
if (_TimeFromYear(y) <= t)
{
while(_TimeFromYear(y+1) <= t) y++;
}
else
while(_TimeFromYear(y-1) > t) y--;
return y;
}
int _DayWithinYear(double t)
{
int year = _YearFromTime(t);
int day = _Day(t);
return day-_DayFromYear(year);
}
int _MonthFromTime(double t)
{
int day = _DayWithinYear(t);
int year = _YearFromTime(t);
if(0<=day && day <31)
return 0;
if(31<=day && day< 59+_isLeapYear(year))
return 1;
if((59+_isLeapYear(year))<=day && day<(90+_isLeapYear(year)))
return 2;
if((90+_isLeapYear(year))<=day && day<(120+_isLeapYear(year)))
return 3;
if((120+_isLeapYear(year))<=day && day<(151+_isLeapYear(year)))
return 4;
if((151+_isLeapYear(year))<=day && day<(181+_isLeapYear(year)))
return 5;
if((181+_isLeapYear(year))<=day && day<(212+_isLeapYear(year)))
return 6;
if((212+_isLeapYear(year))<=day && day<(243+_isLeapYear(year)))
return 7;
if((243+_isLeapYear(year))<=day && day<(273+_isLeapYear(year)))
return 8;
if((273+_isLeapYear(year))<=day && day<(304+_isLeapYear(year)))
return 9;
if((304+_isLeapYear(year))<=day && day<(334+_isLeapYear(year)))
return 10;
if((334+_isLeapYear(year))<=day && day<(365+_isLeapYear(year)))
return 11;
return -1;
}
int _DateFromTime(double t)
{
int day = _DayWithinYear(t);
int year = _YearFromTime(t);
bool leap = _isLeapYear(year);
int month = _MonthFromTime(t);
switch (month)
{
case 0:
return day+1;
case 1:
return day-30;
case 2:
return day-58-leap;
case 3:
return day-89-leap;
case 4:
return day-119-leap;
case 5:
return day-150-leap;
case 6:
return day-180-leap;
case 7:
return day-211-leap;
case 8:
return day-242-leap;
case 9:
return day-272-leap;
case 10:
return day-303-leap;
case 11:
return day-333-leap;
default:
return 0;
}
}
double JS_GetDateTime()
{
if(!FSDK_IsSandBoxPolicyEnabled(FPDF_POLICY_MACHINETIME_ACCESS))
return 0;
time_t t = time(NULL);
struct tm* pTm = localtime(&t);
int year = pTm->tm_year+1900;
double t1 = _TimeFromYear(year);
return t1 + pTm->tm_yday*86400000.0 + pTm->tm_hour*3600000.0+pTm->tm_min*60000.0+pTm->tm_sec*1000.0;
}
int JS_GetYearFromTime(double dt)
{
return _YearFromTime(dt);
}
int JS_GetMonthFromTime(double dt)
{
return _MonthFromTime(dt);
}
int JS_GetDayFromTime(double dt)
{
return _DateFromTime(dt);
}
int JS_GetHourFromTime(double dt)
{
return (int)_Mod(FXSYS_floor((double)(dt/(60*60*1000))), 24);
}
int JS_GetMinFromTime(double dt)
{
return (int)_Mod(FXSYS_floor((double)(dt/(60*1000))), 60);
}
int JS_GetSecFromTime(double dt)
{
return (int)_Mod(FXSYS_floor((double)(dt/1000)), 60);
}
double JS_DateParse(const wchar_t* string)
{
v8::Isolate* pIsolate = v8::Isolate::GetCurrent();
v8::Isolate::Scope isolate_scope(pIsolate);
HandleScope scope(pIsolate);
v8::Local<v8::Context> context = pIsolate->GetCurrentContext();
//Use the built-in object method.
v8::Local<v8::Value> v = context->Global()->Get(v8::String::NewFromUtf8(pIsolate, "Date"));
if(v->IsObject())
{
v8::Local<v8::Object> o = v->ToObject();
v = o->Get(v8::String::NewFromUtf8(pIsolate, "parse"));
if(v->IsFunction())
{
v8::Local<Function> funC = v8::Handle<Function>::Cast(v);
const int argc = 1;
v8::Local<v8::String> timeStr = WSToJSString(pIsolate, string);
v8::Handle<v8::Value> argv[argc] = {timeStr};
v = funC->Call(context->Global(), argc, argv);
if(v->IsNumber())
{
double date = v->ToNumber()->Value();
if(!_isfinite(date)) return date;
return date + _getLocalTZA() + _getDaylightSavingTA(date);
}
}
}
return 0;
}
double JS_MakeDay(int nYear, int nMonth, int nDate)
{
if (!_isfinite(nYear) || !_isfinite(nMonth) ||!_isfinite(nDate))
return g_NaN;
double y = _toInteger(nYear);
double m = _toInteger(nMonth);
double dt = _toInteger(nDate);
double ym = y + FXSYS_floor((double)m/12);
double mn = _Mod(m ,12);
double t = _TimeFromYearMonth((int)ym,(int)mn);
if (_YearFromTime(t) != ym || _MonthFromTime(t) != mn ||_DateFromTime(t) != 1)
return g_NaN;
return _Day(t)+dt-1;
}
double JS_MakeTime(int nHour, int nMin, int nSec, int nMs)
{
if (!_isfinite(nHour) ||!_isfinite(nMin) ||!_isfinite(nSec) ||!_isfinite(nMs))
return g_NaN;
double h = _toInteger(nHour);
double m = _toInteger(nMin);
double s = _toInteger(nSec);
double milli = _toInteger(nMs);
return h * 3600000 + m * 60000 + s * 1000 + milli;
}
double JS_MakeDate(double day, double time)
{
if (!_isfinite(day) ||!_isfinite(time))
return g_NaN;
return day * 86400000 + time;
}
bool JS_PortIsNan(double d)
{
return d != d;
}
double JS_LocalTime(double d)
{
return JS_GetDateTime() + _getDaylightSavingTA(d);
}
//JavaScript time implement End.