diff options
Diffstat (limited to 'fpdfsdk/javascript/cjs_global.cpp')
| -rw-r--r-- | fpdfsdk/javascript/cjs_global.cpp | 614 |
1 files changed, 0 insertions, 614 deletions
diff --git a/fpdfsdk/javascript/cjs_global.cpp b/fpdfsdk/javascript/cjs_global.cpp deleted file mode 100644 index 3d605b23ab..0000000000 --- a/fpdfsdk/javascript/cjs_global.cpp +++ /dev/null @@ -1,614 +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 "fpdfsdk/javascript/cjs_global.h" - -#include <map> -#include <memory> -#include <utility> -#include <vector> - -#include "core/fxcrt/fx_extension.h" -#include "fpdfsdk/javascript/JS_Define.h" -#include "fpdfsdk/javascript/JS_GlobalData.h" -#include "fpdfsdk/javascript/JS_KeyValue.h" -#include "fpdfsdk/javascript/cjs_event_context.h" -#include "fpdfsdk/javascript/cjs_eventhandler.h" -#include "fpdfsdk/javascript/cjs_object.h" -#include "fpdfsdk/javascript/js_resources.h" - -namespace { - -WideString PropFromV8Prop(v8::Local<v8::String> property) { - v8::String::Utf8Value utf8_value(property); - return WideString::FromUTF8(ByteStringView(*utf8_value, utf8_value.length())); -} - -template <class Alt> -void JSSpecialPropQuery(const char*, - v8::Local<v8::String> property, - const v8::PropertyCallbackInfo<v8::Integer>& info) { - CJS_Runtime* pRuntime = - CJS_Runtime::CurrentRuntimeFromIsolate(info.GetIsolate()); - if (!pRuntime) - return; - - CJS_Object* pJSObj = - static_cast<CJS_Object*>(pRuntime->GetObjectPrivate(info.Holder())); - if (!pJSObj) - return; - - Alt* pObj = reinterpret_cast<Alt*>(pJSObj->GetEmbedObject()); - CJS_Return result = pObj->QueryProperty(PropFromV8Prop(property).c_str()); - info.GetReturnValue().Set(!result.HasError() ? 4 : 0); -} - -template <class Alt> -void JSSpecialPropGet(const char* class_name, - v8::Local<v8::String> property, - const v8::PropertyCallbackInfo<v8::Value>& info) { - CJS_Runtime* pRuntime = - CJS_Runtime::CurrentRuntimeFromIsolate(info.GetIsolate()); - if (!pRuntime) - return; - - CJS_Object* pJSObj = - static_cast<CJS_Object*>(pRuntime->GetObjectPrivate(info.Holder())); - if (!pJSObj) - return; - - Alt* pObj = reinterpret_cast<Alt*>(pJSObj->GetEmbedObject()); - CJS_Return result = - pObj->GetProperty(pRuntime, PropFromV8Prop(property).c_str()); - if (result.HasError()) { - pRuntime->Error( - JSFormatErrorString(class_name, "GetProperty", result.Error())); - return; - } - - if (result.HasReturn()) - info.GetReturnValue().Set(result.Return()); -} - -template <class Alt> -void JSSpecialPropPut(const char* class_name, - v8::Local<v8::String> property, - v8::Local<v8::Value> value, - const v8::PropertyCallbackInfo<v8::Value>& info) { - CJS_Runtime* pRuntime = - CJS_Runtime::CurrentRuntimeFromIsolate(info.GetIsolate()); - if (!pRuntime) - return; - - CJS_Object* pJSObj = - static_cast<CJS_Object*>(pRuntime->GetObjectPrivate(info.Holder())); - if (!pJSObj) - return; - - Alt* pObj = reinterpret_cast<Alt*>(pJSObj->GetEmbedObject()); - CJS_Return result = - pObj->SetProperty(pRuntime, PropFromV8Prop(property).c_str(), value); - if (result.HasError()) { - pRuntime->Error( - JSFormatErrorString(class_name, "PutProperty", result.Error())); - } -} - -template <class Alt> -void JSSpecialPropDel(const char* class_name, - v8::Local<v8::String> property, - const v8::PropertyCallbackInfo<v8::Boolean>& info) { - CJS_Runtime* pRuntime = - CJS_Runtime::CurrentRuntimeFromIsolate(info.GetIsolate()); - if (!pRuntime) - return; - - CJS_Object* pJSObj = - static_cast<CJS_Object*>(pRuntime->GetObjectPrivate(info.Holder())); - if (!pJSObj) - return; - - Alt* pObj = reinterpret_cast<Alt*>(pJSObj->GetEmbedObject()); - CJS_Return result = - pObj->DelProperty(pRuntime, PropFromV8Prop(property).c_str()); - if (result.HasError()) { - // TODO(dsinclair): Should this set the pRuntime->Error result? - // ByteString cbName; - // cbName.Format("%s.%s", class_name, "DelProperty"); - } -} - -struct JSGlobalData { - JSGlobalData(); - ~JSGlobalData(); - - JS_GlobalDataType nType; - double dData; - bool bData; - ByteString sData; - v8::Global<v8::Object> pData; - bool bPersistent; - bool bDeleted; -}; - -class JSGlobalAlternate : public CJS_EmbedObj { - public: - explicit JSGlobalAlternate(CJS_Object* pJSObject); - ~JSGlobalAlternate() override; - - CJS_Return setPersistent(CJS_Runtime* pRuntime, - const std::vector<v8::Local<v8::Value>>& params); - CJS_Return QueryProperty(const wchar_t* propname); - CJS_Return GetProperty(CJS_Runtime* pRuntime, const wchar_t* propname); - CJS_Return SetProperty(CJS_Runtime* pRuntime, - const wchar_t* propname, - v8::Local<v8::Value> vp); - CJS_Return DelProperty(CJS_Runtime* pRuntime, const wchar_t* propname); - void Initial(CPDFSDK_FormFillEnvironment* pFormFillEnv); - - private: - void UpdateGlobalPersistentVariables(); - void CommitGlobalPersisitentVariables(CJS_Runtime* pRuntime); - void DestroyGlobalPersisitentVariables(); - CJS_Return SetGlobalVariables(const ByteString& propname, - JS_GlobalDataType nType, - double dData, - bool bData, - const ByteString& sData, - v8::Local<v8::Object> pData, - bool bDefaultPersistent); - void ObjectToArray(CJS_Runtime* pRuntime, - v8::Local<v8::Object> pObj, - CJS_GlobalVariableArray& array); - void PutObjectProperty(v8::Local<v8::Object> obj, CJS_KeyValue* pData); - - std::map<ByteString, std::unique_ptr<JSGlobalData>> m_MapGlobal; - WideString m_sFilePath; - CJS_GlobalData* m_pGlobalData; - CPDFSDK_FormFillEnvironment::ObservedPtr m_pFormFillEnv; -}; - -} // namespace - -const JSMethodSpec CJS_Global::MethodSpecs[] = { - {"setPersistent", setPersistent_static}, - {0, 0}}; - -int CJS_Global::ObjDefnID = -1; - -// static -void CJS_Global::setPersistent_static( - const v8::FunctionCallbackInfo<v8::Value>& info) { - JSMethod<JSGlobalAlternate, &JSGlobalAlternate::setPersistent>( - "setPersistent", "global", info); -} - -// static -void CJS_Global::queryprop_static( - v8::Local<v8::String> property, - const v8::PropertyCallbackInfo<v8::Integer>& info) { - JSSpecialPropQuery<JSGlobalAlternate>("global", property, info); -} - -// static -void CJS_Global::getprop_static( - v8::Local<v8::String> property, - const v8::PropertyCallbackInfo<v8::Value>& info) { - JSSpecialPropGet<JSGlobalAlternate>("global", property, info); -} - -// static -void CJS_Global::putprop_static( - v8::Local<v8::String> property, - v8::Local<v8::Value> value, - const v8::PropertyCallbackInfo<v8::Value>& info) { - JSSpecialPropPut<JSGlobalAlternate>("global", property, value, info); -} - -// static -void CJS_Global::delprop_static( - v8::Local<v8::String> property, - const v8::PropertyCallbackInfo<v8::Boolean>& info) { - JSSpecialPropDel<JSGlobalAlternate>("global", property, info); -} - -// static -void CJS_Global::DefineAllProperties(CFXJS_Engine* pEngine) { - pEngine->DefineObjAllProperties( - ObjDefnID, CJS_Global::queryprop_static, CJS_Global::getprop_static, - CJS_Global::putprop_static, CJS_Global::delprop_static); -} - -// static -void CJS_Global::DefineJSObjects(CFXJS_Engine* pEngine) { - ObjDefnID = pEngine->DefineObj("global", FXJSOBJTYPE_STATIC, - JSConstructor<CJS_Global, JSGlobalAlternate>, - JSDestructor<CJS_Global>); - DefineMethods(pEngine, ObjDefnID, MethodSpecs); - DefineAllProperties(pEngine); -} - -void CJS_Global::InitInstance(IJS_Runtime* pIRuntime) { - CJS_Runtime* pRuntime = static_cast<CJS_Runtime*>(pIRuntime); - JSGlobalAlternate* pGlobal = - static_cast<JSGlobalAlternate*>(GetEmbedObject()); - pGlobal->Initial(pRuntime->GetFormFillEnv()); -} - -JSGlobalData::JSGlobalData() - : nType(JS_GlobalDataType::NUMBER), - dData(0), - bData(false), - sData(""), - bPersistent(false), - bDeleted(false) {} - -JSGlobalData::~JSGlobalData() { - pData.Reset(); -} - -JSGlobalAlternate::JSGlobalAlternate(CJS_Object* pJSObject) - : CJS_EmbedObj(pJSObject), m_pFormFillEnv(nullptr) {} - -JSGlobalAlternate::~JSGlobalAlternate() { - DestroyGlobalPersisitentVariables(); - m_pGlobalData->Release(); -} - -void JSGlobalAlternate::Initial(CPDFSDK_FormFillEnvironment* pFormFillEnv) { - m_pFormFillEnv.Reset(pFormFillEnv); - m_pGlobalData = CJS_GlobalData::GetRetainedInstance(pFormFillEnv); - UpdateGlobalPersistentVariables(); -} - -CJS_Return JSGlobalAlternate::QueryProperty(const wchar_t* propname) { - return CJS_Return(WideString(propname) != L"setPersistent"); -} - -CJS_Return JSGlobalAlternate::DelProperty(CJS_Runtime* pRuntime, - const wchar_t* propname) { - auto it = m_MapGlobal.find(ByteString::FromUnicode(propname)); - if (it == m_MapGlobal.end()) - return CJS_Return(false); - - it->second->bDeleted = true; - return CJS_Return(true); -} - -CJS_Return JSGlobalAlternate::GetProperty(CJS_Runtime* pRuntime, - const wchar_t* propname) { - auto it = m_MapGlobal.find(ByteString::FromUnicode(propname)); - if (it == m_MapGlobal.end()) - return CJS_Return(true); - - JSGlobalData* pData = it->second.get(); - if (pData->bDeleted) - return CJS_Return(true); - - switch (pData->nType) { - case JS_GlobalDataType::NUMBER: - return CJS_Return(pRuntime->NewNumber(pData->dData)); - case JS_GlobalDataType::BOOLEAN: - return CJS_Return(pRuntime->NewBoolean(pData->bData)); - case JS_GlobalDataType::STRING: - return CJS_Return(pRuntime->NewString( - WideString::FromLocal(pData->sData.c_str()).c_str())); - case JS_GlobalDataType::OBJECT: - return CJS_Return( - v8::Local<v8::Object>::New(pRuntime->GetIsolate(), pData->pData)); - case JS_GlobalDataType::NULLOBJ: - return CJS_Return(pRuntime->NewNull()); - default: - break; - } - return CJS_Return(false); -} - -CJS_Return JSGlobalAlternate::SetProperty(CJS_Runtime* pRuntime, - const wchar_t* propname, - v8::Local<v8::Value> vp) { - ByteString sPropName = ByteString::FromUnicode(propname); - if (vp->IsNumber()) { - return SetGlobalVariables(sPropName, JS_GlobalDataType::NUMBER, - pRuntime->ToDouble(vp), false, "", - v8::Local<v8::Object>(), false); - } - if (vp->IsBoolean()) { - return SetGlobalVariables(sPropName, JS_GlobalDataType::BOOLEAN, 0, - pRuntime->ToBoolean(vp), "", - v8::Local<v8::Object>(), false); - } - if (vp->IsString()) { - return SetGlobalVariables( - sPropName, JS_GlobalDataType::STRING, 0, false, - ByteString::FromUnicode(pRuntime->ToWideString(vp)), - v8::Local<v8::Object>(), false); - } - if (vp->IsObject()) { - return SetGlobalVariables(sPropName, JS_GlobalDataType::OBJECT, 0, false, - "", pRuntime->ToObject(vp), false); - } - if (vp->IsNull()) { - return SetGlobalVariables(sPropName, JS_GlobalDataType::NULLOBJ, 0, false, - "", v8::Local<v8::Object>(), false); - } - if (vp->IsUndefined()) { - DelProperty(pRuntime, propname); - return CJS_Return(true); - } - return CJS_Return(false); -} - -CJS_Return JSGlobalAlternate::setPersistent( - CJS_Runtime* pRuntime, - const std::vector<v8::Local<v8::Value>>& params) { - if (params.size() != 2) - return CJS_Return(JSGetStringFromID(IDS_STRING_JSPARAMERROR)); - - auto it = m_MapGlobal.find( - ByteString::FromUnicode(pRuntime->ToWideString(params[0]))); - if (it == m_MapGlobal.end() || it->second->bDeleted) - return CJS_Return(JSGetStringFromID(IDS_STRING_JSNOGLOBAL)); - - it->second->bPersistent = pRuntime->ToBoolean(params[1]); - return CJS_Return(true); -} - -void JSGlobalAlternate::UpdateGlobalPersistentVariables() { - CJS_Runtime* pRuntime = - static_cast<CJS_Runtime*>(CFXJS_Engine::CurrentEngineFromIsolate( - m_pJSObject->ToV8Object()->GetIsolate())); - - for (int i = 0, sz = m_pGlobalData->GetSize(); i < sz; i++) { - CJS_GlobalData_Element* pData = m_pGlobalData->GetAt(i); - switch (pData->data.nType) { - case JS_GlobalDataType::NUMBER: - SetGlobalVariables(pData->data.sKey, JS_GlobalDataType::NUMBER, - pData->data.dData, false, "", - v8::Local<v8::Object>(), pData->bPersistent == 1); - pRuntime->PutObjectProperty(m_pJSObject->ToV8Object(), - pData->data.sKey.UTF8Decode(), - pRuntime->NewNumber(pData->data.dData)); - break; - case JS_GlobalDataType::BOOLEAN: - SetGlobalVariables(pData->data.sKey, JS_GlobalDataType::BOOLEAN, 0, - pData->data.bData == 1, "", v8::Local<v8::Object>(), - pData->bPersistent == 1); - pRuntime->PutObjectProperty( - m_pJSObject->ToV8Object(), pData->data.sKey.UTF8Decode(), - pRuntime->NewBoolean(pData->data.bData == 1)); - break; - case JS_GlobalDataType::STRING: - SetGlobalVariables(pData->data.sKey, JS_GlobalDataType::STRING, 0, - false, pData->data.sData, v8::Local<v8::Object>(), - pData->bPersistent == 1); - pRuntime->PutObjectProperty( - m_pJSObject->ToV8Object(), pData->data.sKey.UTF8Decode(), - pRuntime->NewString(pData->data.sData.UTF8Decode().AsStringView())); - break; - case JS_GlobalDataType::OBJECT: { - v8::Local<v8::Object> pObj = pRuntime->NewFxDynamicObj(-1); - if (!pObj.IsEmpty()) { - PutObjectProperty(pObj, &pData->data); - SetGlobalVariables(pData->data.sKey, JS_GlobalDataType::OBJECT, 0, - false, "", pObj, pData->bPersistent == 1); - pRuntime->PutObjectProperty(m_pJSObject->ToV8Object(), - pData->data.sKey.UTF8Decode(), pObj); - } - } break; - case JS_GlobalDataType::NULLOBJ: - SetGlobalVariables(pData->data.sKey, JS_GlobalDataType::NULLOBJ, 0, - false, "", v8::Local<v8::Object>(), - pData->bPersistent == 1); - pRuntime->PutObjectProperty(m_pJSObject->ToV8Object(), - pData->data.sKey.UTF8Decode(), - pRuntime->NewNull()); - break; - } - } -} - -void JSGlobalAlternate::CommitGlobalPersisitentVariables( - CJS_Runtime* pRuntime) { - for (const auto& iter : m_MapGlobal) { - ByteString name = iter.first; - JSGlobalData* pData = iter.second.get(); - if (pData->bDeleted) { - m_pGlobalData->DeleteGlobalVariable(name); - continue; - } - switch (pData->nType) { - case JS_GlobalDataType::NUMBER: - m_pGlobalData->SetGlobalVariableNumber(name, pData->dData); - m_pGlobalData->SetGlobalVariablePersistent(name, pData->bPersistent); - break; - case JS_GlobalDataType::BOOLEAN: - m_pGlobalData->SetGlobalVariableBoolean(name, pData->bData); - m_pGlobalData->SetGlobalVariablePersistent(name, pData->bPersistent); - break; - case JS_GlobalDataType::STRING: - m_pGlobalData->SetGlobalVariableString(name, pData->sData); - m_pGlobalData->SetGlobalVariablePersistent(name, pData->bPersistent); - break; - case JS_GlobalDataType::OBJECT: { - CJS_GlobalVariableArray array; - v8::Local<v8::Object> obj = v8::Local<v8::Object>::New( - GetJSObject()->GetIsolate(), pData->pData); - ObjectToArray(pRuntime, obj, array); - m_pGlobalData->SetGlobalVariableObject(name, array); - m_pGlobalData->SetGlobalVariablePersistent(name, pData->bPersistent); - } break; - case JS_GlobalDataType::NULLOBJ: - m_pGlobalData->SetGlobalVariableNull(name); - m_pGlobalData->SetGlobalVariablePersistent(name, pData->bPersistent); - break; - } - } -} - -void JSGlobalAlternate::ObjectToArray(CJS_Runtime* pRuntime, - v8::Local<v8::Object> pObj, - CJS_GlobalVariableArray& array) { - std::vector<WideString> pKeyList = pRuntime->GetObjectPropertyNames(pObj); - for (const auto& ws : pKeyList) { - ByteString sKey = ws.UTF8Encode(); - v8::Local<v8::Value> v = pRuntime->GetObjectProperty(pObj, ws); - if (v->IsNumber()) { - CJS_KeyValue* pObjElement = new CJS_KeyValue; - pObjElement->nType = JS_GlobalDataType::NUMBER; - pObjElement->sKey = sKey; - pObjElement->dData = pRuntime->ToDouble(v); - array.Add(pObjElement); - continue; - } - if (v->IsBoolean()) { - CJS_KeyValue* pObjElement = new CJS_KeyValue; - pObjElement->nType = JS_GlobalDataType::BOOLEAN; - pObjElement->sKey = sKey; - pObjElement->dData = pRuntime->ToBoolean(v); - array.Add(pObjElement); - continue; - } - if (v->IsString()) { - ByteString sValue = ByteString::FromUnicode(pRuntime->ToWideString(v)); - CJS_KeyValue* pObjElement = new CJS_KeyValue; - pObjElement->nType = JS_GlobalDataType::STRING; - pObjElement->sKey = sKey; - pObjElement->sData = sValue; - array.Add(pObjElement); - continue; - } - if (v->IsObject()) { - CJS_KeyValue* pObjElement = new CJS_KeyValue; - pObjElement->nType = JS_GlobalDataType::OBJECT; - pObjElement->sKey = sKey; - ObjectToArray(pRuntime, pRuntime->ToObject(v), pObjElement->objData); - array.Add(pObjElement); - continue; - } - if (v->IsNull()) { - CJS_KeyValue* pObjElement = new CJS_KeyValue; - pObjElement->nType = JS_GlobalDataType::NULLOBJ; - pObjElement->sKey = sKey; - array.Add(pObjElement); - } - } -} - -void JSGlobalAlternate::PutObjectProperty(v8::Local<v8::Object> pObj, - CJS_KeyValue* pData) { - CJS_Runtime* pRuntime = CJS_Runtime::CurrentRuntimeFromIsolate( - m_pJSObject->ToV8Object()->GetIsolate()); - - for (int i = 0, sz = pData->objData.Count(); i < sz; i++) { - CJS_KeyValue* pObjData = pData->objData.GetAt(i); - switch (pObjData->nType) { - case JS_GlobalDataType::NUMBER: - pRuntime->PutObjectProperty(pObj, pObjData->sKey.UTF8Decode(), - pRuntime->NewNumber(pObjData->dData)); - break; - case JS_GlobalDataType::BOOLEAN: - pRuntime->PutObjectProperty(pObj, pObjData->sKey.UTF8Decode(), - pRuntime->NewBoolean(pObjData->bData == 1)); - break; - case JS_GlobalDataType::STRING: - pRuntime->PutObjectProperty( - pObj, pObjData->sKey.UTF8Decode(), - pRuntime->NewString(pObjData->sData.UTF8Decode().AsStringView())); - break; - case JS_GlobalDataType::OBJECT: { - v8::Local<v8::Object> pNewObj = pRuntime->NewFxDynamicObj(-1); - if (!pNewObj.IsEmpty()) { - PutObjectProperty(pNewObj, pObjData); - pRuntime->PutObjectProperty(pObj, pObjData->sKey.UTF8Decode(), - pNewObj); - } - } break; - case JS_GlobalDataType::NULLOBJ: - pRuntime->PutObjectProperty(pObj, pObjData->sKey.UTF8Decode(), - pRuntime->NewNull()); - break; - } - } -} - -void JSGlobalAlternate::DestroyGlobalPersisitentVariables() { - m_MapGlobal.clear(); -} - -CJS_Return JSGlobalAlternate::SetGlobalVariables(const ByteString& propname, - JS_GlobalDataType nType, - double dData, - bool bData, - const ByteString& sData, - v8::Local<v8::Object> pData, - bool bDefaultPersistent) { - if (propname.IsEmpty()) - return CJS_Return(false); - - auto it = m_MapGlobal.find(propname); - if (it != m_MapGlobal.end()) { - JSGlobalData* pTemp = it->second.get(); - if (pTemp->bDeleted || pTemp->nType != nType) { - pTemp->dData = 0; - pTemp->bData = 0; - pTemp->sData = ""; - pTemp->nType = nType; - } - pTemp->bDeleted = false; - switch (nType) { - case JS_GlobalDataType::NUMBER: - pTemp->dData = dData; - break; - case JS_GlobalDataType::BOOLEAN: - pTemp->bData = bData; - break; - case JS_GlobalDataType::STRING: - pTemp->sData = sData; - break; - case JS_GlobalDataType::OBJECT: - pTemp->pData.Reset(pData->GetIsolate(), pData); - break; - case JS_GlobalDataType::NULLOBJ: - break; - default: - return CJS_Return(false); - } - return CJS_Return(true); - } - - auto pNewData = pdfium::MakeUnique<JSGlobalData>(); - switch (nType) { - case JS_GlobalDataType::NUMBER: - pNewData->nType = JS_GlobalDataType::NUMBER; - pNewData->dData = dData; - pNewData->bPersistent = bDefaultPersistent; - break; - case JS_GlobalDataType::BOOLEAN: - pNewData->nType = JS_GlobalDataType::BOOLEAN; - pNewData->bData = bData; - pNewData->bPersistent = bDefaultPersistent; - break; - case JS_GlobalDataType::STRING: - pNewData->nType = JS_GlobalDataType::STRING; - pNewData->sData = sData; - pNewData->bPersistent = bDefaultPersistent; - break; - case JS_GlobalDataType::OBJECT: - pNewData->nType = JS_GlobalDataType::OBJECT; - pNewData->pData.Reset(pData->GetIsolate(), pData); - pNewData->bPersistent = bDefaultPersistent; - break; - case JS_GlobalDataType::NULLOBJ: - pNewData->nType = JS_GlobalDataType::NULLOBJ; - pNewData->bPersistent = bDefaultPersistent; - break; - default: - return CJS_Return(false); - } - m_MapGlobal[propname] = std::move(pNewData); - return CJS_Return(true); -} |