diff options
Diffstat (limited to 'xfa/src/fxjse/context.cpp')
| -rw-r--r-- | xfa/src/fxjse/context.cpp | 275 |
1 files changed, 0 insertions, 275 deletions
diff --git a/xfa/src/fxjse/context.cpp b/xfa/src/fxjse/context.cpp deleted file mode 100644 index 485869d797..0000000000 --- a/xfa/src/fxjse/context.cpp +++ /dev/null @@ -1,275 +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/src/fxjse/context.h" - -#include "xfa/src/fxjse/class.h" -#include "xfa/src/fxjse/scope_inline.h" -#include "xfa/src/fxjse/util_inline.h" -#include "xfa/src/fxjse/value.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) {\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']}));"}; -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()); - 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; -} - -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; - } - v8::MaybeLocal<v8::Int32> maybe_int = - hValue.As<v8::Object>()->Get(3)->ToInt32(pIsolate->GetCurrentContext()); - nLine = maybe_int.FromMaybe(v8::Local<v8::Int32>())->Value(); - maybe_int = - hValue.As<v8::Object>()->Get(5)->ToInt32(pIsolate->GetCurrentContext()); - nCol = maybe_int.FromMaybe(v8::Local<v8::Int32>())->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(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() { - 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(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; - } -} |