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authorDan Sinclair <dsinclair@chromium.org>2017-10-30 20:20:42 +0000
committerChromium commit bot <commit-bot@chromium.org>2017-10-30 20:20:42 +0000
commite0345a4aecfd16264d393234cf8fe22250d771fe (patch)
tree046f8e6c074b8525d6cf71daf4f2039582fb572a /fxjs/cjs_runtime.cpp
parent341ec6256457c53d50f2d0a0667e61041d4d89be (diff)
downloadpdfium-e0345a4aecfd16264d393234cf8fe22250d771fe.tar.xz
Move fpdfsdk/javascript to fxjs/
This CL moves all of the CJS files into fxjs. The :javascript build rule is removed and :fxjs is used instead. Change-Id: I1701b308f51317d0346c7401b43812c3f43a27bf Reviewed-on: https://pdfium-review.googlesource.com/17047 Commit-Queue: dsinclair <dsinclair@chromium.org> Reviewed-by: Tom Sepez <tsepez@chromium.org>
Diffstat (limited to 'fxjs/cjs_runtime.cpp')
-rw-r--r--fxjs/cjs_runtime.cpp292
1 files changed, 292 insertions, 0 deletions
diff --git a/fxjs/cjs_runtime.cpp b/fxjs/cjs_runtime.cpp
new file mode 100644
index 0000000000..6043debc44
--- /dev/null
+++ b/fxjs/cjs_runtime.cpp
@@ -0,0 +1,292 @@
+// 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 "fxjs/cjs_runtime.h"
+
+#include <algorithm>
+
+#include "fpdfsdk/cpdfsdk_formfillenvironment.h"
+#include "fxjs/JS_Define.h"
+#include "fxjs/JS_GlobalData.h"
+#include "fxjs/cjs_annot.h"
+#include "fxjs/cjs_app.h"
+#include "fxjs/cjs_border.h"
+#include "fxjs/cjs_color.h"
+#include "fxjs/cjs_console.h"
+#include "fxjs/cjs_display.h"
+#include "fxjs/cjs_document.h"
+#include "fxjs/cjs_event.h"
+#include "fxjs/cjs_event_context.h"
+#include "fxjs/cjs_eventhandler.h"
+#include "fxjs/cjs_field.h"
+#include "fxjs/cjs_font.h"
+#include "fxjs/cjs_global.h"
+#include "fxjs/cjs_globalarrays.h"
+#include "fxjs/cjs_globalconsts.h"
+#include "fxjs/cjs_highlight.h"
+#include "fxjs/cjs_icon.h"
+#include "fxjs/cjs_object.h"
+#include "fxjs/cjs_position.h"
+#include "fxjs/cjs_printparamsobj.h"
+#include "fxjs/cjs_publicmethods.h"
+#include "fxjs/cjs_report.h"
+#include "fxjs/cjs_scalehow.h"
+#include "fxjs/cjs_scalewhen.h"
+#include "fxjs/cjs_style.h"
+#include "fxjs/cjs_timerobj.h"
+#include "fxjs/cjs_util.h"
+#include "fxjs/cjs_zoomtype.h"
+#include "public/fpdf_formfill.h"
+#include "third_party/base/stl_util.h"
+
+#ifdef PDF_ENABLE_XFA
+#include "fxjs/cfxjse_value.h"
+#endif // PDF_ENABLE_XFA
+
+// static
+void IJS_Runtime::Initialize(unsigned int slot, void* isolate) {
+ FXJS_Initialize(slot, reinterpret_cast<v8::Isolate*>(isolate));
+}
+
+// static
+void IJS_Runtime::Destroy() {
+ FXJS_Release();
+}
+
+// static
+IJS_Runtime* IJS_Runtime::Create(CPDFSDK_FormFillEnvironment* pFormFillEnv) {
+ return new CJS_Runtime(pFormFillEnv);
+}
+
+// static
+CJS_Runtime* CJS_Runtime::CurrentRuntimeFromIsolate(v8::Isolate* pIsolate) {
+ return static_cast<CJS_Runtime*>(
+ CFXJS_Engine::CurrentEngineFromIsolate(pIsolate));
+}
+
+CJS_Runtime::CJS_Runtime(CPDFSDK_FormFillEnvironment* pFormFillEnv)
+ : m_pFormFillEnv(pFormFillEnv),
+ m_bBlocking(false),
+ m_isolateManaged(false) {
+ v8::Isolate* pIsolate = nullptr;
+
+ IPDF_JSPLATFORM* pPlatform = m_pFormFillEnv->GetFormFillInfo()->m_pJsPlatform;
+ if (pPlatform->version <= 2) {
+ unsigned int embedderDataSlot = 0;
+ v8::Isolate* pExternalIsolate = nullptr;
+ if (pPlatform->version == 2) {
+ pExternalIsolate = reinterpret_cast<v8::Isolate*>(pPlatform->m_isolate);
+ embedderDataSlot = pPlatform->m_v8EmbedderSlot;
+ }
+ FXJS_Initialize(embedderDataSlot, pExternalIsolate);
+ }
+ m_isolateManaged = FXJS_GetIsolate(&pIsolate);
+ SetIsolate(pIsolate);
+
+#ifdef PDF_ENABLE_XFA
+ v8::Isolate::Scope isolate_scope(pIsolate);
+ v8::HandleScope handle_scope(pIsolate);
+#endif
+
+ if (m_isolateManaged || FXJS_GlobalIsolateRefCount() == 0)
+ DefineJSObjects();
+
+ IJS_EventContext* pContext = NewEventContext();
+ InitializeEngine();
+ ReleaseEventContext(pContext);
+ SetFormFillEnvToDocument();
+}
+
+CJS_Runtime::~CJS_Runtime() {
+ NotifyObservedPtrs();
+ ReleaseEngine();
+ if (m_isolateManaged) {
+ GetIsolate()->Dispose();
+ SetIsolate(nullptr);
+ }
+}
+
+void CJS_Runtime::DefineJSObjects() {
+ v8::Isolate::Scope isolate_scope(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(this);
+ CJS_Display::DefineJSObjects(this);
+ CJS_Font::DefineJSObjects(this);
+
+ // ObjDefIDs 3 - 5
+ CJS_Highlight::DefineJSObjects(this);
+ CJS_Position::DefineJSObjects(this);
+ CJS_ScaleHow::DefineJSObjects(this);
+
+ // ObjDefIDs 6 - 8
+ CJS_ScaleWhen::DefineJSObjects(this);
+ CJS_Style::DefineJSObjects(this);
+ CJS_Zoomtype::DefineJSObjects(this);
+
+ // ObjDefIDs 9 - 11
+ CJS_App::DefineJSObjects(this);
+ CJS_Color::DefineJSObjects(this);
+ CJS_Console::DefineJSObjects(this);
+
+ // ObjDefIDs 12 - 14
+ CJS_Document::DefineJSObjects(this);
+ CJS_Event::DefineJSObjects(this);
+ CJS_Field::DefineJSObjects(this);
+
+ // ObjDefIDs 15 - 17
+ CJS_Global::DefineJSObjects(this);
+ CJS_Icon::DefineJSObjects(this);
+ CJS_Util::DefineJSObjects(this);
+
+ // ObjDefIDs 18 - 20 (these can't fail, return void).
+ CJS_PublicMethods::DefineJSObjects(this);
+ CJS_GlobalConsts::DefineJSObjects(this);
+ CJS_GlobalArrays::DefineJSObjects(this);
+
+ // ObjDefIDs 21 - 23.
+ CJS_TimerObj::DefineJSObjects(this);
+ CJS_PrintParamsObj::DefineJSObjects(this);
+ CJS_Annot::DefineJSObjects(this);
+}
+
+IJS_EventContext* CJS_Runtime::NewEventContext() {
+ m_EventContextArray.push_back(pdfium::MakeUnique<CJS_EventContext>(this));
+ return m_EventContextArray.back().get();
+}
+
+void CJS_Runtime::ReleaseEventContext(IJS_EventContext* pContext) {
+ auto it = std::find(m_EventContextArray.begin(), m_EventContextArray.end(),
+ pdfium::FakeUniquePtr<CJS_EventContext>(
+ static_cast<CJS_EventContext*>(pContext)));
+ if (it != m_EventContextArray.end())
+ m_EventContextArray.erase(it);
+}
+
+CJS_EventContext* CJS_Runtime::GetCurrentEventContext() const {
+ return m_EventContextArray.empty() ? nullptr
+ : m_EventContextArray.back().get();
+}
+
+void CJS_Runtime::SetFormFillEnvToDocument() {
+ v8::Isolate::Scope isolate_scope(GetIsolate());
+ v8::HandleScope handle_scope(GetIsolate());
+ v8::Local<v8::Context> context = NewLocalContext();
+ v8::Context::Scope context_scope(context);
+
+ v8::Local<v8::Object> pThis = GetThisObj();
+ if (pThis.IsEmpty())
+ return;
+
+ if (CFXJS_Engine::GetObjDefnID(pThis) != CJS_Document::GetObjDefnID())
+ return;
+
+ CJS_Document* pJSDocument =
+ static_cast<CJS_Document*>(GetObjectPrivate(pThis));
+ if (!pJSDocument)
+ return;
+
+ Document* pDocument = static_cast<Document*>(pJSDocument->GetEmbedObject());
+ if (!pDocument)
+ return;
+
+ pDocument->SetFormFillEnv(m_pFormFillEnv.Get());
+}
+
+CPDFSDK_FormFillEnvironment* CJS_Runtime::GetFormFillEnv() const {
+ return m_pFormFillEnv.Get();
+}
+
+int CJS_Runtime::ExecuteScript(const WideString& script, WideString* info) {
+ FXJSErr error = {};
+ int nRet = Execute(script, &error);
+ if (nRet < 0) {
+ info->Format(L"[ Line: %05d { %s } ] : %s", error.linnum - 1, error.srcline,
+ error.message);
+ }
+ return nRet;
+}
+
+bool CJS_Runtime::AddEventToSet(const FieldEvent& event) {
+ return m_FieldEventSet.insert(event).second;
+}
+
+void CJS_Runtime::RemoveEventFromSet(const FieldEvent& event) {
+ m_FieldEventSet.erase(event);
+}
+
+#ifdef PDF_ENABLE_XFA
+WideString ChangeObjName(const WideString& str) {
+ WideString sRet = str;
+ sRet.Replace(L"_", L".");
+ return sRet;
+}
+
+bool CJS_Runtime::GetValueByName(const ByteStringView& utf8Name,
+ CFXJSE_Value* pValue) {
+ v8::Isolate::Scope isolate_scope(GetIsolate());
+ v8::HandleScope handle_scope(GetIsolate());
+ v8::Local<v8::Context> context = NewLocalContext();
+ v8::Context::Scope context_scope(context);
+ v8::Local<v8::Value> propvalue = context->Global()->Get(
+ v8::String::NewFromUtf8(GetIsolate(), utf8Name.unterminated_c_str(),
+ v8::String::kNormalString, utf8Name.GetLength()));
+ if (propvalue.IsEmpty()) {
+ pValue->SetUndefined();
+ return false;
+ }
+ pValue->ForceSetValue(propvalue);
+ return true;
+}
+
+bool CJS_Runtime::SetValueByName(const ByteStringView& utf8Name,
+ CFXJSE_Value* pValue) {
+ if (utf8Name.IsEmpty() || !pValue)
+ return false;
+
+ v8::Isolate* pIsolate = GetIsolate();
+ v8::Isolate::Scope isolate_scope(pIsolate);
+ v8::HandleScope handle_scope(pIsolate);
+ v8::Local<v8::Context> context = NewLocalContext();
+ v8::Context::Scope context_scope(context);
+ v8::Local<v8::Value> propvalue =
+ v8::Local<v8::Value>::New(GetIsolate(), pValue->DirectGetValue());
+ context->Global()->Set(
+ v8::String::NewFromUtf8(pIsolate, utf8Name.unterminated_c_str(),
+ v8::String::kNormalString, utf8Name.GetLength()),
+ propvalue);
+ return true;
+}
+#endif
+
+v8::Local<v8::Value> CJS_Runtime::MaybeCoerceToNumber(
+ v8::Local<v8::Value> value) {
+ bool bAllowNaN = false;
+ if (value->IsString()) {
+ ByteString bstr = ByteString::FromUnicode(ToWideString(value));
+ if (bstr.GetLength() == 0)
+ return value;
+ if (bstr == "NaN")
+ bAllowNaN = true;
+ }
+
+ v8::Isolate* pIsolate = GetIsolate();
+ v8::TryCatch try_catch(pIsolate);
+ v8::MaybeLocal<v8::Number> maybeNum =
+ value->ToNumber(pIsolate->GetCurrentContext());
+ if (maybeNum.IsEmpty())
+ return value;
+
+ v8::Local<v8::Number> num = maybeNum.ToLocalChecked();
+ if (std::isnan(num->Value()) && !bAllowNaN)
+ return value;
+
+ return num;
+}