diff options
Diffstat (limited to 'xfa/src/fxjse/src/context.cpp')
-rw-r--r-- | xfa/src/fxjse/src/context.cpp | 482 |
1 files changed, 241 insertions, 241 deletions
diff --git a/xfa/src/fxjse/src/context.cpp b/xfa/src/fxjse/src/context.cpp index e3f5b93e3c..7e214d5b89 100644 --- a/xfa/src/fxjse/src/context.cpp +++ b/xfa/src/fxjse/src/context.cpp @@ -1,241 +1,241 @@ -// 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 "context.h"
-#include "class.h"
-#include "value.h"
-#include "scope_inline.h"
-#include "util_inline.h"
-FXJSE_HCONTEXT FXJSE_Context_Create(FXJSE_HRUNTIME hRuntime,
- const FXJSE_CLASS* lpGlobalClass,
- void* lpGlobalObject) {
- CFXJSE_Context* pContext = CFXJSE_Context::Create(
- reinterpret_cast<v8::Isolate*>(hRuntime), lpGlobalClass, lpGlobalObject);
- return reinterpret_cast<FXJSE_HCONTEXT>(pContext);
-}
-void FXJSE_Context_Release(FXJSE_HCONTEXT hContext) {
- CFXJSE_Context* pContext = reinterpret_cast<CFXJSE_Context*>(hContext);
- if (pContext) {
- delete pContext;
- }
-}
-FXJSE_HVALUE FXJSE_Context_GetGlobalObject(FXJSE_HCONTEXT hContext) {
- CFXJSE_Context* pContext = reinterpret_cast<CFXJSE_Context*>(hContext);
- if (!pContext) {
- return NULL;
- }
- CFXJSE_Value* lpValue = CFXJSE_Value::Create(pContext->GetRuntime());
- ASSERT(lpValue);
- pContext->GetGlobalObject(lpValue);
- return reinterpret_cast<FXJSE_HVALUE>(lpValue);
-}
-FXJSE_HRUNTIME FXJSE_Context_GetRuntime(FXJSE_HCONTEXT hContext) {
- CFXJSE_Context* pContext = reinterpret_cast<CFXJSE_Context*>(hContext);
- return pContext ? reinterpret_cast<FXJSE_HRUNTIME>(pContext->GetRuntime())
- : NULL;
-}
-static const FX_CHAR* szCompatibleModeScripts[] = {
- "(function (global, list) { 'use strict'; var objname; for (objname in list) { var globalobj = global[objname];\n\
- if (globalobj) { list[objname].forEach( function (name) { if (!globalobj[name]) { Object.defineProperty(globalobj, name, {writable: true, enumerable: false, value: \n\
- (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\
-})});}});}}}(this, {String: ['substr', 'toUpperCase']}));",
-};
-void FXJSE_Context_EnableCompatibleMode(FXJSE_HCONTEXT hContext,
- FX_DWORD dwCompatibleFlags) {
- for (uint32_t i = 0; i < (uint32_t)FXJSE_COMPATIBLEMODEFLAGCOUNT; i++) {
- if (dwCompatibleFlags & (1 << i)) {
- FXJSE_ExecuteScript(hContext, szCompatibleModeScripts[i], NULL, NULL);
- }
- }
-}
-FX_BOOL FXJSE_ExecuteScript(FXJSE_HCONTEXT hContext,
- const FX_CHAR* szScript,
- FXJSE_HVALUE hRetValue,
- FXJSE_HVALUE hNewThisObject) {
- CFXJSE_Context* pContext = reinterpret_cast<CFXJSE_Context*>(hContext);
- ASSERT(pContext);
- return pContext->ExecuteScript(
- szScript, reinterpret_cast<CFXJSE_Value*>(hRetValue),
- reinterpret_cast<CFXJSE_Value*>(hNewThisObject));
-}
-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());
- hReturnValue->Set(5,
- v8::Integer::New(pIsolate, hMessage->GetStartColumn()));
- hReturnValue->Set(6, v8::Integer::New(pIsolate, hMessage->GetEndColumn()));
- }
- return hReturnValue;
-}
-FX_BOOL FXJSE_ReturnValue_GetMessage(FXJSE_HVALUE hRetValue,
- CFX_ByteString& utf8Name,
- CFX_ByteString& utf8Message) {
- CFXJSE_Value* lpValue = reinterpret_cast<CFXJSE_Value*>(hRetValue);
- if (!lpValue) {
- return FALSE;
- }
- v8::Isolate* pIsolate = lpValue->GetIsolate();
- CFXJSE_ScopeUtil_IsolateHandleRootContext scope(pIsolate);
- v8::Local<v8::Value> hValue =
- v8::Local<v8::Value>::New(pIsolate, lpValue->DirectGetValue());
- if (!hValue->IsObject()) {
- return FALSE;
- }
- v8::String::Utf8Value hStringVal0(
- hValue.As<v8::Object>()->Get(0)->ToString());
- utf8Name = *hStringVal0;
- v8::String::Utf8Value hStringVal1(
- hValue.As<v8::Object>()->Get(1)->ToString());
- utf8Message = *hStringVal1;
- return TRUE;
-}
-FX_BOOL FXJSE_ReturnValue_GetLineInfo(FXJSE_HVALUE hRetValue,
- int32_t& nLine,
- int32_t& nCol) {
- CFXJSE_Value* lpValue = reinterpret_cast<CFXJSE_Value*>(hRetValue);
- if (!lpValue) {
- return FALSE;
- }
- v8::Isolate* pIsolate = lpValue->GetIsolate();
- CFXJSE_ScopeUtil_IsolateHandleRootContext scope(pIsolate);
- v8::Local<v8::Value> hValue =
- v8::Local<v8::Value>::New(pIsolate, lpValue->DirectGetValue());
- if (!hValue->IsObject()) {
- return FALSE;
- }
- nLine = hValue.As<v8::Object>()->Get(3)->ToInt32()->Value();
- nCol = hValue.As<v8::Object>()->Get(5)->ToInt32()->Value();
- return TRUE;
-}
-CFXJSE_Context* CFXJSE_Context::Create(v8::Isolate* pIsolate,
- const FXJSE_CLASS* lpGlobalClass,
- void* 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();
- 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() {
- for (int32_t i = 0, count = m_rgClasses.GetSize(); i < count; i++) {
- CFXJSE_Class* pClass = m_rgClasses[i];
- if (pClass) {
- delete pClass;
- }
- }
- m_rgClasses.RemoveAll();
-}
-void CFXJSE_Context::GetGlobalObject(CFXJSE_Value* pValue) {
- ASSERT(pValue);
- 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);
-}
-FX_BOOL CFXJSE_Context::ExecuteScript(const FX_CHAR* szScript,
- CFXJSE_Value* lpRetValue,
- CFXJSE_Value* lpNewThisObject) {
- CFXJSE_ScopeUtil_IsolateHandleContext scope(this);
- v8::TryCatch trycatch;
- 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;
- }
-}
+// 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 "context.h" +#include "class.h" +#include "value.h" +#include "scope_inline.h" +#include "util_inline.h" +FXJSE_HCONTEXT FXJSE_Context_Create(FXJSE_HRUNTIME hRuntime, + const FXJSE_CLASS* lpGlobalClass, + void* lpGlobalObject) { + CFXJSE_Context* pContext = CFXJSE_Context::Create( + reinterpret_cast<v8::Isolate*>(hRuntime), lpGlobalClass, lpGlobalObject); + return reinterpret_cast<FXJSE_HCONTEXT>(pContext); +} +void FXJSE_Context_Release(FXJSE_HCONTEXT hContext) { + CFXJSE_Context* pContext = reinterpret_cast<CFXJSE_Context*>(hContext); + if (pContext) { + delete pContext; + } +} +FXJSE_HVALUE FXJSE_Context_GetGlobalObject(FXJSE_HCONTEXT hContext) { + CFXJSE_Context* pContext = reinterpret_cast<CFXJSE_Context*>(hContext); + if (!pContext) { + return NULL; + } + CFXJSE_Value* lpValue = CFXJSE_Value::Create(pContext->GetRuntime()); + ASSERT(lpValue); + pContext->GetGlobalObject(lpValue); + return reinterpret_cast<FXJSE_HVALUE>(lpValue); +} +FXJSE_HRUNTIME FXJSE_Context_GetRuntime(FXJSE_HCONTEXT hContext) { + CFXJSE_Context* pContext = reinterpret_cast<CFXJSE_Context*>(hContext); + return pContext ? reinterpret_cast<FXJSE_HRUNTIME>(pContext->GetRuntime()) + : NULL; +} +static const FX_CHAR* szCompatibleModeScripts[] = { + "(function (global, list) { 'use strict'; var objname; for (objname in list) { var globalobj = global[objname];\n\ + if (globalobj) { list[objname].forEach( function (name) { if (!globalobj[name]) { Object.defineProperty(globalobj, name, {writable: true, enumerable: false, value: \n\ + (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\ +})});}});}}}(this, {String: ['substr', 'toUpperCase']}));", +}; +void FXJSE_Context_EnableCompatibleMode(FXJSE_HCONTEXT hContext, + FX_DWORD dwCompatibleFlags) { + for (uint32_t i = 0; i < (uint32_t)FXJSE_COMPATIBLEMODEFLAGCOUNT; i++) { + if (dwCompatibleFlags & (1 << i)) { + FXJSE_ExecuteScript(hContext, szCompatibleModeScripts[i], NULL, NULL); + } + } +} +FX_BOOL FXJSE_ExecuteScript(FXJSE_HCONTEXT hContext, + const FX_CHAR* szScript, + FXJSE_HVALUE hRetValue, + FXJSE_HVALUE hNewThisObject) { + CFXJSE_Context* pContext = reinterpret_cast<CFXJSE_Context*>(hContext); + ASSERT(pContext); + return pContext->ExecuteScript( + szScript, reinterpret_cast<CFXJSE_Value*>(hRetValue), + reinterpret_cast<CFXJSE_Value*>(hNewThisObject)); +} +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()); + hReturnValue->Set(5, + v8::Integer::New(pIsolate, hMessage->GetStartColumn())); + hReturnValue->Set(6, v8::Integer::New(pIsolate, hMessage->GetEndColumn())); + } + return hReturnValue; +} +FX_BOOL FXJSE_ReturnValue_GetMessage(FXJSE_HVALUE hRetValue, + CFX_ByteString& utf8Name, + CFX_ByteString& utf8Message) { + CFXJSE_Value* lpValue = reinterpret_cast<CFXJSE_Value*>(hRetValue); + if (!lpValue) { + return FALSE; + } + v8::Isolate* pIsolate = lpValue->GetIsolate(); + CFXJSE_ScopeUtil_IsolateHandleRootContext scope(pIsolate); + v8::Local<v8::Value> hValue = + v8::Local<v8::Value>::New(pIsolate, lpValue->DirectGetValue()); + if (!hValue->IsObject()) { + return FALSE; + } + v8::String::Utf8Value hStringVal0( + hValue.As<v8::Object>()->Get(0)->ToString()); + utf8Name = *hStringVal0; + v8::String::Utf8Value hStringVal1( + hValue.As<v8::Object>()->Get(1)->ToString()); + utf8Message = *hStringVal1; + return TRUE; +} +FX_BOOL FXJSE_ReturnValue_GetLineInfo(FXJSE_HVALUE hRetValue, + int32_t& nLine, + int32_t& nCol) { + CFXJSE_Value* lpValue = reinterpret_cast<CFXJSE_Value*>(hRetValue); + if (!lpValue) { + return FALSE; + } + v8::Isolate* pIsolate = lpValue->GetIsolate(); + CFXJSE_ScopeUtil_IsolateHandleRootContext scope(pIsolate); + v8::Local<v8::Value> hValue = + v8::Local<v8::Value>::New(pIsolate, lpValue->DirectGetValue()); + if (!hValue->IsObject()) { + return FALSE; + } + nLine = hValue.As<v8::Object>()->Get(3)->ToInt32()->Value(); + nCol = hValue.As<v8::Object>()->Get(5)->ToInt32()->Value(); + return TRUE; +} +CFXJSE_Context* CFXJSE_Context::Create(v8::Isolate* pIsolate, + const FXJSE_CLASS* lpGlobalClass, + void* 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(); + 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() { + for (int32_t i = 0, count = m_rgClasses.GetSize(); i < count; i++) { + CFXJSE_Class* pClass = m_rgClasses[i]; + if (pClass) { + delete pClass; + } + } + m_rgClasses.RemoveAll(); +} +void CFXJSE_Context::GetGlobalObject(CFXJSE_Value* pValue) { + ASSERT(pValue); + 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); +} +FX_BOOL CFXJSE_Context::ExecuteScript(const FX_CHAR* szScript, + CFXJSE_Value* lpRetValue, + CFXJSE_Value* lpNewThisObject) { + CFXJSE_ScopeUtil_IsolateHandleContext scope(this); + v8::TryCatch trycatch; + 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; + } +} |