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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 "../../include/javascript/JavaScript.h"
#include "../../include/javascript/IJavaScript.h"
#include "../../include/javascript/JS_EventHandler.h"
#include "../../include/javascript/JS_Runtime.h"
#include "../../include/javascript/JS_Context.h"
#include "../../include/javascript/JS_Define.h"
#include "../../include/javascript/JS_Object.h"
#include "../../include/javascript/JS_Value.h"
#include "../../include/javascript/Document.h"
#include "../../include/javascript/app.h"
#include "../../include/javascript/color.h"
#include "../../include/javascript/Consts.h"
#include "../../include/javascript/Document.h"
#include "../../include/javascript/event.h"
#include "../../include/javascript/Field.h"
#include "../../include/javascript/Icon.h"
#include "../../include/javascript/PublicMethods.h"
#include "../../include/javascript/report.h"
#include "../../include/javascript/util.h"
#include "../../include/javascript/JS_GlobalData.h"
#include "../../include/javascript/global.h"
#include "../../include/javascript/console.h"
#include "../../include/fpdfxfa/fpdfxfa_app.h"
#include "../../../xfa/src/fxjse/src/value.h"
/* ------------------------------ CJS_Runtime ------------------------------ */
v8::Global<v8::ObjectTemplate>& _getGlobalObjectTemplate(v8::Isolate* pIsolate);
CJS_Runtime::CJS_Runtime(CPDFDoc_Environment* pApp)
: m_pApp(pApp),
m_pDocument(NULL),
m_bBlocking(FALSE),
m_isolate(NULL),
m_isolateManaged(false) {
if (CPDFXFA_App::GetInstance()->GetJSERuntime()) {
// TODO(tsepez): CPDFXFA_App should also use the embedder provided isolate.
m_isolate = (v8::Isolate*)CPDFXFA_App::GetInstance()->GetJSERuntime();
} else if (m_pApp->GetFormFillInfo()->m_pJsPlatform->version >= 2) {
m_isolate = reinterpret_cast<v8::Isolate*>(
m_pApp->GetFormFillInfo()->m_pJsPlatform->m_isolate);
}
if (!m_isolate) {
m_pArrayBufferAllocator.reset(new FXJS_ArrayBufferAllocator());
v8::Isolate::CreateParams params;
params.array_buffer_allocator = m_pArrayBufferAllocator.get();
m_isolate = v8::Isolate::New(params);
m_isolateManaged = true;
}
v8::Isolate* isolate = m_isolate;
v8::Isolate::Scope isolate_scope(isolate);
v8::Locker locker(isolate);
v8::HandleScope handle_scope(isolate);
if (CPDFXFA_App::GetInstance()->IsJavaScriptInitialized()) {
CJS_Context* pContext = (CJS_Context*)NewContext();
FXJS_InitializeRuntime(GetIsolate(), this, pContext, m_context);
ReleaseContext(pContext);
return;
}
unsigned int embedderDataSlot = 0;
if (m_pApp->GetFormFillInfo()->m_pJsPlatform->version >= 2)
embedderDataSlot = pApp->GetFormFillInfo()->m_pJsPlatform->m_v8EmbedderSlot;
FXJS_Initialize(embedderDataSlot);
DefineJSObjects();
CPDFXFA_App::GetInstance()->SetJavaScriptInitialized(TRUE);
CJS_Context* pContext = (CJS_Context*)NewContext();
FXJS_InitializeRuntime(GetIsolate(), this, pContext, m_context);
ReleaseContext(pContext);
}
CJS_Runtime::~CJS_Runtime() {
int size = m_ContextArray.GetSize();
for (int i = 0; i < size; i++)
delete m_ContextArray.GetAt(i);
m_ContextArray.RemoveAll();
m_pApp = NULL;
m_pDocument = NULL;
m_context.Reset();
if (m_isolateManaged)
m_isolate->Dispose();
m_isolate = NULL;
}
void CJS_Runtime::DefineJSObjects() {
v8::Isolate::Scope isolate_scope(GetIsolate());
v8::Locker locker(GetIsolate());
v8::HandleScope handle_scope(GetIsolate());
v8::Local<v8::Context> context = v8::Context::New(GetIsolate());
v8::Context::Scope context_scope(context);
// The call order determines the "ObjDefID" assigned to each class.
// ObjDefIDs 0 - 2
CJS_Border::DefineJSObjects(GetIsolate(), FXJS_STATIC);
CJS_Display::DefineJSObjects(GetIsolate(), FXJS_STATIC);
CJS_Font::DefineJSObjects(GetIsolate(), FXJS_STATIC);
// ObjDefIDs 3 - 5
CJS_Highlight::DefineJSObjects(GetIsolate(), FXJS_STATIC);
CJS_Position::DefineJSObjects(GetIsolate(), FXJS_STATIC);
CJS_ScaleHow::DefineJSObjects(GetIsolate(), FXJS_STATIC);
// ObjDefIDs 6 - 8
CJS_ScaleWhen::DefineJSObjects(GetIsolate(), FXJS_STATIC);
CJS_Style::DefineJSObjects(GetIsolate(), FXJS_STATIC);
CJS_Zoomtype::DefineJSObjects(GetIsolate(), FXJS_STATIC);
// ObjDefIDs 9 - 11
CJS_App::DefineJSObjects(GetIsolate(), FXJS_STATIC);
CJS_Color::DefineJSObjects(GetIsolate(), FXJS_STATIC);
CJS_Console::DefineJSObjects(GetIsolate(), FXJS_STATIC);
// ObjDefIDs 12 - 14
CJS_Document::DefineJSObjects(GetIsolate(), FXJS_DYNAMIC);
CJS_Event::DefineJSObjects(GetIsolate(), FXJS_STATIC);
CJS_Field::DefineJSObjects(GetIsolate(), FXJS_DYNAMIC);
// ObjDefIDs 15 - 17
CJS_Global::DefineJSObjects(GetIsolate(), FXJS_STATIC);
CJS_Icon::DefineJSObjects(GetIsolate(), FXJS_DYNAMIC);
CJS_Util::DefineJSObjects(GetIsolate(), FXJS_STATIC);
// ObjDefIDs 18 - 20 (these can't fail, return void).
CJS_PublicMethods::DefineJSObjects(GetIsolate());
CJS_GlobalConsts::DefineJSObjects(GetIsolate());
CJS_GlobalArrays::DefineJSObjects(GetIsolate());
// ObjDefIDs 21 - 22.
CJS_TimerObj::DefineJSObjects(GetIsolate(), FXJS_DYNAMIC);
CJS_PrintParamsObj::DefineJSObjects(GetIsolate(), FXJS_DYNAMIC);
}
IFXJS_Context* CJS_Runtime::NewContext() {
CJS_Context* p = new CJS_Context(this);
m_ContextArray.Add(p);
return p;
}
void CJS_Runtime::ReleaseContext(IFXJS_Context* pContext) {
CJS_Context* pJSContext = (CJS_Context*)pContext;
for (int i = 0, sz = m_ContextArray.GetSize(); i < sz; i++) {
if (pJSContext == m_ContextArray.GetAt(i)) {
delete pJSContext;
m_ContextArray.RemoveAt(i);
break;
}
}
}
IFXJS_Context* CJS_Runtime::GetCurrentContext() {
if (!m_ContextArray.GetSize())
return NULL;
return m_ContextArray.GetAt(m_ContextArray.GetSize() - 1);
}
void CJS_Runtime::SetReaderDocument(CPDFSDK_Document* pReaderDoc) {
if (m_pDocument != pReaderDoc) {
v8::Isolate::Scope isolate_scope(m_isolate);
v8::Locker locker(m_isolate);
v8::HandleScope handle_scope(m_isolate);
v8::Local<v8::Context> context =
v8::Local<v8::Context>::New(m_isolate, m_context);
v8::Context::Scope context_scope(context);
m_pDocument = pReaderDoc;
if (pReaderDoc) {
v8::Local<v8::Object> pThis = FXJS_GetThisObj(GetIsolate());
if (!pThis.IsEmpty()) {
if (FXJS_GetObjDefnID(pThis) ==
FXJS_GetObjDefnID(GetIsolate(), L"Document")) {
if (CJS_Document* pJSDocument =
(CJS_Document*)FXJS_GetPrivate(GetIsolate(), pThis)) {
if (Document* pDocument = (Document*)pJSDocument->GetEmbedObject())
pDocument->AttachDoc(pReaderDoc);
}
}
}
}
}
}
bool CJS_Runtime::AddEventToSet(const FieldEvent& event) {
return m_FieldEventSet.insert(event).second;
}
void CJS_Runtime::RemoveEventFromSet(const FieldEvent& event) {
m_FieldEventSet.erase(event);
}
v8::Local<v8::Context> CJS_Runtime::NewJSContext() {
return v8::Local<v8::Context>::New(m_isolate, m_context);
}
CFX_WideString ChangeObjName(const CFX_WideString& str) {
CFX_WideString sRet = str;
sRet.Replace(L"_", L".");
return sRet;
}
FX_BOOL CJS_Runtime::GetHValueByName(const CFX_ByteStringC& utf8Name,
FXJSE_HVALUE hValue) {
const FX_CHAR* name = utf8Name.GetCStr();
v8::Locker lock(GetIsolate());
v8::Isolate::Scope isolate_scope(GetIsolate());
v8::HandleScope handle_scope(GetIsolate());
v8::Local<v8::Context> context =
v8::Local<v8::Context>::New(GetIsolate(), m_context);
v8::Context::Scope context_scope(context);
// v8::Local<v8::Context> tmpCotext =
// v8::Local<v8::Context>::New(GetIsolate(), m_context);
v8::Local<v8::Value> propvalue =
context->Global()->Get(v8::String::NewFromUtf8(
GetIsolate(), name, v8::String::kNormalString, utf8Name.GetLength()));
if (propvalue.IsEmpty()) {
FXJSE_Value_SetUndefined(hValue);
return FALSE;
}
((CFXJSE_Value*)hValue)->ForceSetValue(propvalue);
return TRUE;
}
FX_BOOL CJS_Runtime::SetHValueByName(const CFX_ByteStringC& utf8Name,
FXJSE_HVALUE hValue) {
if (utf8Name.IsEmpty() || hValue == NULL)
return FALSE;
const FX_CHAR* name = utf8Name.GetCStr();
v8::Isolate* pIsolate = GetIsolate();
v8::Locker lock(pIsolate);
v8::Isolate::Scope isolate_scope(pIsolate);
v8::HandleScope handle_scope(pIsolate);
v8::Local<v8::Context> context =
v8::Local<v8::Context>::New(pIsolate, m_context);
v8::Context::Scope context_scope(context);
// v8::Local<v8::Context> tmpCotext =
// v8::Local<v8::Context>::New(GetIsolate(), m_context);
v8::Local<v8::Value> propvalue = v8::Local<v8::Value>::New(
GetIsolate(), ((CFXJSE_Value*)hValue)->DirectGetValue());
context->Global()->Set(
v8::String::NewFromUtf8(pIsolate, name, v8::String::kNormalString,
utf8Name.GetLength()),
propvalue);
return TRUE;
}
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