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authordsinclair <dsinclair@chromium.org>2016-06-09 13:24:34 -0700
committerCommit bot <commit-bot@chromium.org>2016-06-09 13:24:34 -0700
commit8bd9ce00a0755d72c9b5b8ad43d8f50c2f51e5c5 (patch)
tree9dd3a72354f353694cc52747acabf297a10251a3 /xfa/fxjse/context.cpp
parent3cace320e07bb954710c50fc7634ca3a8f3eda38 (diff)
downloadpdfium-8bd9ce00a0755d72c9b5b8ad43d8f50c2f51e5c5.tar.xz
Move xfa/fxjse/ to fxjse/
This makes it clear that fxjse/ is a standalone component and should not be entangled with other xfa/ components. BUG=pdfium:506 Review-Url: https://codereview.chromium.org/2056663004
Diffstat (limited to 'xfa/fxjse/context.cpp')
-rw-r--r--xfa/fxjse/context.cpp226
1 files changed, 0 insertions, 226 deletions
diff --git a/xfa/fxjse/context.cpp b/xfa/fxjse/context.cpp
deleted file mode 100644
index e5d5f994d5..0000000000
--- a/xfa/fxjse/context.cpp
+++ /dev/null
@@ -1,226 +0,0 @@
-// 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/context.h"
-
-#include "xfa/fxjse/class.h"
-#include "xfa/fxjse/scope_inline.h"
-#include "xfa/fxjse/value.h"
-
-namespace {
-
-const FX_CHAR szCompatibleModeScript[] =
- "(function(global, list) {\n"
- " 'use strict';\n"
- " var objname;\n"
- " for (objname in list) {\n"
- " var globalobj = global[objname];\n"
- " if (globalobj) {\n"
- " list[objname].forEach(function(name) {\n"
- " if (!globalobj[name]) {\n"
- " Object.defineProperty(globalobj, name, {\n"
- " writable: true,\n"
- " enumerable: false,\n"
- " value: (function(obj) {\n"
- " if (arguments.length === 0) {\n"
- " throw new TypeError('missing argument 0 when calling "
- " function ' + objname + '.' + name);\n"
- " }\n"
- " return globalobj.prototype[name].apply(obj, "
- " Array.prototype.slice.call(arguments, 1));\n"
- " })\n"
- " });\n"
- " }\n"
- " });\n"
- " }\n"
- " }\n"
- "}(this, {String: ['substr', 'toUpperCase']}));";
-
-} // namespace
-
-v8::Local<v8::Object> FXJSE_GetGlobalObjectFromContext(
- const v8::Local<v8::Context>& hContext) {
- return hContext->Global()->GetPrototype().As<v8::Object>();
-}
-
-void FXJSE_UpdateObjectBinding(v8::Local<v8::Object>& hObject,
- CFXJSE_HostObject* lpNewBinding) {
- ASSERT(!hObject.IsEmpty());
- ASSERT(hObject->InternalFieldCount() > 0);
- hObject->SetAlignedPointerInInternalField(0,
- static_cast<void*>(lpNewBinding));
-}
-
-CFXJSE_HostObject* FXJSE_RetrieveObjectBinding(
- const v8::Local<v8::Object>& hJSObject,
- CFXJSE_Class* lpClass) {
- ASSERT(!hJSObject.IsEmpty());
- if (!hJSObject->IsObject()) {
- return nullptr;
- }
- v8::Local<v8::Object> hObject = hJSObject;
- if (hObject->InternalFieldCount() == 0) {
- v8::Local<v8::Value> hProtoObject = hObject->GetPrototype();
- if (hProtoObject.IsEmpty() || !hProtoObject->IsObject()) {
- return nullptr;
- }
- hObject = hProtoObject.As<v8::Object>();
- if (hObject->InternalFieldCount() == 0) {
- return nullptr;
- }
- }
- if (lpClass) {
- v8::Local<v8::FunctionTemplate> hClass =
- v8::Local<v8::FunctionTemplate>::New(
- lpClass->GetContext()->GetRuntime(), lpClass->GetTemplate());
- if (!hClass->HasInstance(hObject)) {
- return nullptr;
- }
- }
- return static_cast<CFXJSE_HostObject*>(
- hObject->GetAlignedPointerFromInternalField(0));
-}
-
-v8::Local<v8::Object> FXJSE_CreateReturnValue(v8::Isolate* pIsolate,
- v8::TryCatch& trycatch) {
- v8::Local<v8::Object> hReturnValue = v8::Object::New(pIsolate);
- if (trycatch.HasCaught()) {
- v8::Local<v8::Value> hException = trycatch.Exception();
- v8::Local<v8::Message> hMessage = trycatch.Message();
- if (hException->IsObject()) {
- v8::Local<v8::Value> hValue;
- hValue = hException.As<v8::Object>()->Get(
- v8::String::NewFromUtf8(pIsolate, "name"));
- if (hValue->IsString() || hValue->IsStringObject()) {
- hReturnValue->Set(0, hValue);
- } else {
- hReturnValue->Set(0, v8::String::NewFromUtf8(pIsolate, "Error"));
- }
- hValue = hException.As<v8::Object>()->Get(
- v8::String::NewFromUtf8(pIsolate, "message"));
- if (hValue->IsString() || hValue->IsStringObject()) {
- hReturnValue->Set(1, hValue);
- } else {
- hReturnValue->Set(1, hMessage->Get());
- }
- } else {
- hReturnValue->Set(0, v8::String::NewFromUtf8(pIsolate, "Error"));
- hReturnValue->Set(1, hMessage->Get());
- }
- hReturnValue->Set(2, hException);
- hReturnValue->Set(3, v8::Integer::New(pIsolate, hMessage->GetLineNumber()));
- hReturnValue->Set(4, hMessage->GetSourceLine());
- v8::Maybe<int32_t> maybe_int =
- hMessage->GetStartColumn(pIsolate->GetCurrentContext());
- hReturnValue->Set(5, v8::Integer::New(pIsolate, maybe_int.FromMaybe(0)));
- maybe_int = hMessage->GetEndColumn(pIsolate->GetCurrentContext());
- hReturnValue->Set(6, v8::Integer::New(pIsolate, maybe_int.FromMaybe(0)));
- }
- return hReturnValue;
-}
-
-CFXJSE_Context* CFXJSE_Context::Create(
- v8::Isolate* pIsolate,
- const FXJSE_CLASS_DESCRIPTOR* lpGlobalClass,
- CFXJSE_HostObject* lpGlobalObject) {
- CFXJSE_ScopeUtil_IsolateHandle scope(pIsolate);
- CFXJSE_Context* pContext = new CFXJSE_Context(pIsolate);
- CFXJSE_Class* lpGlobalClassObj = NULL;
- v8::Local<v8::ObjectTemplate> hObjectTemplate;
- if (lpGlobalClass) {
- lpGlobalClassObj = CFXJSE_Class::Create(pContext, lpGlobalClass, TRUE);
- ASSERT(lpGlobalClassObj);
- v8::Local<v8::FunctionTemplate> hFunctionTemplate =
- v8::Local<v8::FunctionTemplate>::New(pIsolate,
- lpGlobalClassObj->m_hTemplate);
- hObjectTemplate = hFunctionTemplate->InstanceTemplate();
- } else {
- hObjectTemplate = v8::ObjectTemplate::New(pIsolate);
- hObjectTemplate->SetInternalFieldCount(1);
- }
- v8::Local<v8::Context> hNewContext =
- v8::Context::New(pIsolate, NULL, hObjectTemplate);
- v8::Local<v8::Context> hRootContext = v8::Local<v8::Context>::New(
- pIsolate, CFXJSE_RuntimeData::Get(pIsolate)->m_hRootContext);
- hNewContext->SetSecurityToken(hRootContext->GetSecurityToken());
- v8::Local<v8::Object> hGlobalObject =
- FXJSE_GetGlobalObjectFromContext(hNewContext);
- FXJSE_UpdateObjectBinding(hGlobalObject, lpGlobalObject);
- pContext->m_hContext.Reset(pIsolate, hNewContext);
- return pContext;
-}
-
-CFXJSE_Context::CFXJSE_Context(v8::Isolate* pIsolate) : m_pIsolate(pIsolate) {}
-
-CFXJSE_Context::~CFXJSE_Context() {}
-
-std::unique_ptr<CFXJSE_Value> CFXJSE_Context::GetGlobalObject() {
- std::unique_ptr<CFXJSE_Value> pValue(new CFXJSE_Value(m_pIsolate));
-
- CFXJSE_ScopeUtil_IsolateHandleContext scope(this);
- v8::Local<v8::Context> hContext =
- v8::Local<v8::Context>::New(m_pIsolate, m_hContext);
- v8::Local<v8::Object> hGlobalObject = hContext->Global();
- pValue->ForceSetValue(hGlobalObject);
-
- return pValue;
-}
-
-void CFXJSE_Context::EnableCompatibleMode() {
- ExecuteScript(szCompatibleModeScript, nullptr, nullptr);
-}
-
-FX_BOOL CFXJSE_Context::ExecuteScript(const FX_CHAR* szScript,
- CFXJSE_Value* lpRetValue,
- CFXJSE_Value* lpNewThisObject) {
- CFXJSE_ScopeUtil_IsolateHandleContext scope(this);
- v8::TryCatch trycatch(m_pIsolate);
- v8::Local<v8::String> hScriptString =
- v8::String::NewFromUtf8(m_pIsolate, szScript);
- if (lpNewThisObject == NULL) {
- v8::Local<v8::Script> hScript = v8::Script::Compile(hScriptString);
- if (!trycatch.HasCaught()) {
- v8::Local<v8::Value> hValue = hScript->Run();
- if (!trycatch.HasCaught()) {
- if (lpRetValue) {
- lpRetValue->m_hValue.Reset(m_pIsolate, hValue);
- }
- return TRUE;
- }
- }
- if (lpRetValue) {
- lpRetValue->m_hValue.Reset(m_pIsolate,
- FXJSE_CreateReturnValue(m_pIsolate, trycatch));
- }
- return FALSE;
- } else {
- v8::Local<v8::Value> hNewThis =
- v8::Local<v8::Value>::New(m_pIsolate, lpNewThisObject->m_hValue);
- ASSERT(!hNewThis.IsEmpty());
- v8::Local<v8::Script> hWrapper =
- v8::Script::Compile(v8::String::NewFromUtf8(
- m_pIsolate, "(function () { return eval(arguments[0]); })"));
- v8::Local<v8::Value> hWrapperValue = hWrapper->Run();
- ASSERT(hWrapperValue->IsFunction());
- v8::Local<v8::Function> hWrapperFn = hWrapperValue.As<v8::Function>();
- if (!trycatch.HasCaught()) {
- v8::Local<v8::Value> rgArgs[] = {hScriptString};
- v8::Local<v8::Value> hValue =
- hWrapperFn->Call(hNewThis.As<v8::Object>(), 1, rgArgs);
- if (!trycatch.HasCaught()) {
- if (lpRetValue) {
- lpRetValue->m_hValue.Reset(m_pIsolate, hValue);
- }
- return TRUE;
- }
- }
- if (lpRetValue) {
- lpRetValue->m_hValue.Reset(m_pIsolate,
- FXJSE_CreateReturnValue(m_pIsolate, trycatch));
- }
- return FALSE;
- }
-}