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Diffstat (limited to 'fxjs/cjs_app.cpp')
| -rw-r--r-- | fxjs/cjs_app.cpp | 579 |
1 files changed, 579 insertions, 0 deletions
diff --git a/fxjs/cjs_app.cpp b/fxjs/cjs_app.cpp new file mode 100644 index 0000000000..f013e7eaa8 --- /dev/null +++ b/fxjs/cjs_app.cpp @@ -0,0 +1,579 @@ +// 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_app.h" + +#include "fpdfsdk/cpdfsdk_interform.h" +#include "fxjs/cjs_document.h" +#include "fxjs/cjs_timerobj.h" +#include "fxjs/global_timer.h" +#include "fxjs/ijs_event_context.h" +#include "fxjs/js_resources.h" + +namespace { + +bool IsTypeKnown(v8::Local<v8::Value> value) { + return !value.IsEmpty() && + (value->IsString() || value->IsNumber() || value->IsBoolean() || + value->IsDate() || value->IsObject() || value->IsNull() || + value->IsUndefined()); +} + +} // namespace + +#define JS_STR_VIEWERTYPE L"pdfium" +#define JS_STR_VIEWERVARIATION L"Full" +#define JS_STR_PLATFORM L"WIN" +#define JS_STR_LANGUAGE L"ENU" +#define JS_NUM_VIEWERVERSION 8 +#ifdef PDF_ENABLE_XFA +#define JS_NUM_VIEWERVERSION_XFA 11 +#endif // PDF_ENABLE_XFA +#define JS_NUM_FORMSVERSION 7 + +const JSPropertySpec CJS_App::PropertySpecs[] = { + {"activeDocs", get_active_docs_static, set_active_docs_static}, + {"calculate", get_calculate_static, set_calculate_static}, + {"formsVersion", get_forms_version_static, set_forms_version_static}, + {"fs", get_fs_static, set_fs_static}, + {"fullscreen", get_fullscreen_static, set_fullscreen_static}, + {"language", get_language_static, set_language_static}, + {"media", get_media_static, set_media_static}, + {"platform", get_platform_static, set_platform_static}, + {"runtimeHighlight", get_runtime_highlight_static, + set_runtime_highlight_static}, + {"viewerType", get_viewer_type_static, set_viewer_type_static}, + {"viewerVariation", get_viewer_variation_static, + set_viewer_variation_static}, + {"viewerVersion", get_viewer_version_static, set_viewer_version_static}, + {0, 0, 0}}; + +const JSMethodSpec CJS_App::MethodSpecs[] = { + {"alert", alert_static}, + {"beep", beep_static}, + {"browseForDoc", browseForDoc_static}, + {"clearInterval", clearInterval_static}, + {"clearTimeOut", clearTimeOut_static}, + {"execDialog", execDialog_static}, + {"execMenuItem", execMenuItem_static}, + {"findComponent", findComponent_static}, + {"goBack", goBack_static}, + {"goForward", goForward_static}, + {"launchURL", launchURL_static}, + {"mailMsg", mailMsg_static}, + {"newFDF", newFDF_static}, + {"newDoc", newDoc_static}, + {"openDoc", openDoc_static}, + {"openFDF", openFDF_static}, + {"popUpMenuEx", popUpMenuEx_static}, + {"popUpMenu", popUpMenu_static}, + {"response", response_static}, + {"setInterval", setInterval_static}, + {"setTimeOut", setTimeOut_static}, + {0, 0}}; + +int CJS_App::ObjDefnID = -1; + +// static +void CJS_App::DefineJSObjects(CFXJS_Engine* pEngine) { + ObjDefnID = + pEngine->DefineObj("app", FXJSOBJTYPE_STATIC, JSConstructor<CJS_App, app>, + JSDestructor<CJS_App>); + DefineProps(pEngine, ObjDefnID, PropertySpecs); + DefineMethods(pEngine, ObjDefnID, MethodSpecs); +} + +app::app(CJS_Object* pJSObject) + : CJS_EmbedObj(pJSObject), m_bCalculate(true), m_bRuntimeHighLight(false) {} + +app::~app() {} + +CJS_Return app::get_active_docs(CJS_Runtime* pRuntime) { + CJS_Document* pJSDocument = nullptr; + v8::Local<v8::Object> pObj = pRuntime->GetThisObj(); + if (CFXJS_Engine::GetObjDefnID(pObj) == CJS_Document::GetObjDefnID()) + pJSDocument = static_cast<CJS_Document*>(pRuntime->GetObjectPrivate(pObj)); + + v8::Local<v8::Array> aDocs = pRuntime->NewArray(); + pRuntime->PutArrayElement( + aDocs, 0, + pJSDocument ? v8::Local<v8::Value>(pJSDocument->ToV8Object()) + : v8::Local<v8::Value>()); + if (pRuntime->GetArrayLength(aDocs) > 0) + return CJS_Return(aDocs); + return CJS_Return(pRuntime->NewUndefined()); +} + +CJS_Return app::set_active_docs(CJS_Runtime* pRuntime, + v8::Local<v8::Value> vp) { + return CJS_Return(false); +} + +CJS_Return app::get_calculate(CJS_Runtime* pRuntime) { + return CJS_Return(pRuntime->NewBoolean(m_bCalculate)); +} + +CJS_Return app::set_calculate(CJS_Runtime* pRuntime, v8::Local<v8::Value> vp) { + m_bCalculate = pRuntime->ToBoolean(vp); + pRuntime->GetFormFillEnv()->GetInterForm()->EnableCalculate(m_bCalculate); + return CJS_Return(true); +} + +CJS_Return app::get_forms_version(CJS_Runtime* pRuntime) { + return CJS_Return(pRuntime->NewNumber(JS_NUM_FORMSVERSION)); +} + +CJS_Return app::set_forms_version(CJS_Runtime* pRuntime, + v8::Local<v8::Value> vp) { + return CJS_Return(false); +} + +CJS_Return app::get_viewer_type(CJS_Runtime* pRuntime) { + return CJS_Return(pRuntime->NewString(JS_STR_VIEWERTYPE)); +} + +CJS_Return app::set_viewer_type(CJS_Runtime* pRuntime, + v8::Local<v8::Value> vp) { + return CJS_Return(false); +} + +CJS_Return app::get_viewer_variation(CJS_Runtime* pRuntime) { + return CJS_Return(pRuntime->NewString(JS_STR_VIEWERVARIATION)); +} + +CJS_Return app::set_viewer_variation(CJS_Runtime* pRuntime, + v8::Local<v8::Value> vp) { + return CJS_Return(false); +} + +CJS_Return app::get_viewer_version(CJS_Runtime* pRuntime) { +#ifdef PDF_ENABLE_XFA + CPDFXFA_Context* pXFAContext = pRuntime->GetFormFillEnv()->GetXFAContext(); + if (pXFAContext->ContainsXFAForm()) + return CJS_Return(pRuntime->NewNumber(JS_NUM_VIEWERVERSION_XFA)); +#endif // PDF_ENABLE_XFA + return CJS_Return(pRuntime->NewNumber(JS_NUM_VIEWERVERSION)); +} + +CJS_Return app::set_viewer_version(CJS_Runtime* pRuntime, + v8::Local<v8::Value> vp) { + return CJS_Return(false); +} + +CJS_Return app::get_platform(CJS_Runtime* pRuntime) { +#ifdef PDF_ENABLE_XFA + CPDFSDK_FormFillEnvironment* pFormFillEnv = pRuntime->GetFormFillEnv(); + if (!pFormFillEnv) + return CJS_Return(false); + + WideString platfrom = pFormFillEnv->GetPlatform(); + if (!platfrom.IsEmpty()) + return CJS_Return(pRuntime->NewString(platfrom.c_str())); +#endif + return CJS_Return(pRuntime->NewString(JS_STR_PLATFORM)); +} + +CJS_Return app::set_platform(CJS_Runtime* pRuntime, v8::Local<v8::Value> vp) { + return CJS_Return(false); +} + +CJS_Return app::get_language(CJS_Runtime* pRuntime) { +#ifdef PDF_ENABLE_XFA + CPDFSDK_FormFillEnvironment* pFormFillEnv = pRuntime->GetFormFillEnv(); + if (!pFormFillEnv) + return CJS_Return(false); + + WideString language = pFormFillEnv->GetLanguage(); + if (!language.IsEmpty()) + return CJS_Return(pRuntime->NewString(language.c_str())); +#endif + return CJS_Return(pRuntime->NewString(JS_STR_LANGUAGE)); +} + +CJS_Return app::set_language(CJS_Runtime* pRuntime, v8::Local<v8::Value> vp) { + return CJS_Return(false); +} + +// creates a new fdf object that contains no data +// comment: need reader support +// note: +// CFDF_Document * CPDFSDK_FormFillEnvironment::NewFDF(); +CJS_Return app::newFDF(CJS_Runtime* pRuntime, + const std::vector<v8::Local<v8::Value>>& params) { + return CJS_Return(true); +} + +// opens a specified pdf document and returns its document object +// comment:need reader support +// note: as defined in js reference, the proto of this function's fourth +// parmeters, how old an fdf document while do not show it. +// CFDF_Document * CPDFSDK_FormFillEnvironment::OpenFDF(string strPath,bool +// bUserConv); + +CJS_Return app::openFDF(CJS_Runtime* pRuntime, + const std::vector<v8::Local<v8::Value>>& params) { + return CJS_Return(true); +} + +CJS_Return app::alert(CJS_Runtime* pRuntime, + const std::vector<v8::Local<v8::Value>>& params) { + std::vector<v8::Local<v8::Value>> newParams = ExpandKeywordParams( + pRuntime, params, 4, L"cMsg", L"nIcon", L"nType", L"cTitle"); + + if (!IsTypeKnown(newParams[0])) + return CJS_Return(JSGetStringFromID(IDS_STRING_JSPARAMERROR)); + + CPDFSDK_FormFillEnvironment* pFormFillEnv = pRuntime->GetFormFillEnv(); + if (!pFormFillEnv) + return CJS_Return(pRuntime->NewNumber(0)); + + WideString swMsg; + if (newParams[0]->IsArray()) { + v8::Local<v8::Array> carray = pRuntime->ToArray(newParams[0]); + swMsg = L"["; + for (size_t i = 0; i < pRuntime->GetArrayLength(carray); ++i) { + if (i) + swMsg += L", "; + + swMsg += pRuntime->ToWideString(pRuntime->GetArrayElement(carray, i)); + } + swMsg += L"]"; + } else { + swMsg = pRuntime->ToWideString(newParams[0]); + } + + int iIcon = 0; + if (IsTypeKnown(newParams[1])) + iIcon = pRuntime->ToInt32(newParams[1]); + + int iType = 0; + if (IsTypeKnown(newParams[2])) + iType = pRuntime->ToInt32(newParams[2]); + + WideString swTitle; + if (IsTypeKnown(newParams[3])) + swTitle = pRuntime->ToWideString(newParams[3]); + else + swTitle = JSGetStringFromID(IDS_STRING_JSALERT); + + pRuntime->BeginBlock(); + pFormFillEnv->KillFocusAnnot(0); + + v8::Local<v8::Value> ret = pRuntime->NewNumber( + pFormFillEnv->JS_appAlert(swMsg.c_str(), swTitle.c_str(), iType, iIcon)); + pRuntime->EndBlock(); + + return CJS_Return(ret); +} + +CJS_Return app::beep(CJS_Runtime* pRuntime, + const std::vector<v8::Local<v8::Value>>& params) { + if (params.size() == 1) { + pRuntime->GetFormFillEnv()->JS_appBeep(pRuntime->ToInt32(params[0])); + return CJS_Return(true); + } + return CJS_Return(JSGetStringFromID(IDS_STRING_JSPARAMERROR)); +} + +CJS_Return app::findComponent(CJS_Runtime* pRuntime, + const std::vector<v8::Local<v8::Value>>& params) { + return CJS_Return(true); +} + +CJS_Return app::popUpMenuEx(CJS_Runtime* pRuntime, + const std::vector<v8::Local<v8::Value>>& params) { + return CJS_Return(false); +} + +CJS_Return app::get_fs(CJS_Runtime* pRuntime) { + return CJS_Return(false); +} + +CJS_Return app::set_fs(CJS_Runtime* pRuntime, v8::Local<v8::Value> vp) { + return CJS_Return(false); +} + +CJS_Return app::setInterval(CJS_Runtime* pRuntime, + const std::vector<v8::Local<v8::Value>>& params) { + if (params.size() > 2 || params.size() == 0) + return CJS_Return(JSGetStringFromID(IDS_STRING_JSPARAMERROR)); + + WideString script = + params.size() > 0 ? pRuntime->ToWideString(params[0]) : L""; + if (script.IsEmpty()) + return CJS_Return(JSGetStringFromID(IDS_STRING_JSAFNUMBER_KEYSTROKE)); + + uint32_t dwInterval = params.size() > 1 ? pRuntime->ToInt32(params[1]) : 1000; + GlobalTimer* timerRef = new GlobalTimer(this, pRuntime->GetFormFillEnv(), + pRuntime, 0, script, dwInterval, 0); + m_Timers.insert(std::unique_ptr<GlobalTimer>(timerRef)); + + v8::Local<v8::Object> pRetObj = + pRuntime->NewFxDynamicObj(CJS_TimerObj::GetObjDefnID()); + if (pRetObj.IsEmpty()) + return CJS_Return(false); + + CJS_TimerObj* pJS_TimerObj = + static_cast<CJS_TimerObj*>(pRuntime->GetObjectPrivate(pRetObj)); + TimerObj* pTimerObj = static_cast<TimerObj*>(pJS_TimerObj->GetEmbedObject()); + pTimerObj->SetTimer(timerRef); + + return CJS_Return(pRetObj); +} + +CJS_Return app::setTimeOut(CJS_Runtime* pRuntime, + const std::vector<v8::Local<v8::Value>>& params) { + if (params.size() > 2 || params.size() == 0) + return CJS_Return(JSGetStringFromID(IDS_STRING_JSPARAMERROR)); + + WideString script = pRuntime->ToWideString(params[0]); + if (script.IsEmpty()) + return CJS_Return(JSGetStringFromID(IDS_STRING_JSAFNUMBER_KEYSTROKE)); + + uint32_t dwTimeOut = params.size() > 1 ? pRuntime->ToInt32(params[1]) : 1000; + GlobalTimer* timerRef = + new GlobalTimer(this, pRuntime->GetFormFillEnv(), pRuntime, 1, script, + dwTimeOut, dwTimeOut); + m_Timers.insert(std::unique_ptr<GlobalTimer>(timerRef)); + + v8::Local<v8::Object> pRetObj = + pRuntime->NewFxDynamicObj(CJS_TimerObj::GetObjDefnID()); + if (pRetObj.IsEmpty()) + return CJS_Return(false); + + CJS_TimerObj* pJS_TimerObj = + static_cast<CJS_TimerObj*>(pRuntime->GetObjectPrivate(pRetObj)); + TimerObj* pTimerObj = static_cast<TimerObj*>(pJS_TimerObj->GetEmbedObject()); + pTimerObj->SetTimer(timerRef); + + return CJS_Return(pRetObj); +} + +CJS_Return app::clearTimeOut(CJS_Runtime* pRuntime, + const std::vector<v8::Local<v8::Value>>& params) { + if (params.size() != 1) + return CJS_Return(JSGetStringFromID(IDS_STRING_JSPARAMERROR)); + + app::ClearTimerCommon(pRuntime, params[0]); + return CJS_Return(true); +} + +CJS_Return app::clearInterval(CJS_Runtime* pRuntime, + const std::vector<v8::Local<v8::Value>>& params) { + if (params.size() != 1) + return CJS_Return(JSGetStringFromID(IDS_STRING_JSPARAMERROR)); + + app::ClearTimerCommon(pRuntime, params[0]); + return CJS_Return(true); +} + +void app::ClearTimerCommon(CJS_Runtime* pRuntime, v8::Local<v8::Value> param) { + if (!param->IsObject()) + return; + + v8::Local<v8::Object> pObj = pRuntime->ToObject(param); + if (CFXJS_Engine::GetObjDefnID(pObj) != CJS_TimerObj::GetObjDefnID()) + return; + + CJS_Object* pJSObj = + static_cast<CJS_Object*>(pRuntime->GetObjectPrivate(pObj)); + if (!pJSObj) + return; + + TimerObj* pTimerObj = static_cast<TimerObj*>(pJSObj->GetEmbedObject()); + if (!pTimerObj) + return; + + GlobalTimer::Cancel(pTimerObj->GetTimerID()); +} + +CJS_Return app::execMenuItem(CJS_Runtime* pRuntime, + const std::vector<v8::Local<v8::Value>>& params) { + return CJS_Return(false); +} + +void app::TimerProc(GlobalTimer* pTimer) { + CJS_Runtime* pRuntime = pTimer->GetRuntime(); + if (pRuntime && (!pTimer->IsOneShot() || pTimer->GetTimeOut() > 0)) + RunJsScript(pRuntime, pTimer->GetJScript()); +} + +void app::CancelProc(GlobalTimer* pTimer) { + m_Timers.erase(pdfium::FakeUniquePtr<GlobalTimer>(pTimer)); +} + +void app::RunJsScript(CJS_Runtime* pRuntime, const WideString& wsScript) { + if (!pRuntime->IsBlocking()) { + IJS_EventContext* pContext = pRuntime->NewEventContext(); + pContext->OnExternal_Exec(); + WideString wtInfo; + pContext->RunScript(wsScript, &wtInfo); + pRuntime->ReleaseEventContext(pContext); + } +} + +CJS_Return app::goBack(CJS_Runtime* pRuntime, + const std::vector<v8::Local<v8::Value>>& params) { + // Not supported. + return CJS_Return(true); +} + +CJS_Return app::goForward(CJS_Runtime* pRuntime, + const std::vector<v8::Local<v8::Value>>& params) { + // Not supported. + return CJS_Return(true); +} + +CJS_Return app::mailMsg(CJS_Runtime* pRuntime, + const std::vector<v8::Local<v8::Value>>& params) { + std::vector<v8::Local<v8::Value>> newParams = + ExpandKeywordParams(pRuntime, params, 6, L"bUI", L"cTo", L"cCc", L"cBcc", + L"cSubject", L"cMsg"); + + if (!IsTypeKnown(newParams[0])) + return CJS_Return(JSGetStringFromID(IDS_STRING_JSPARAMERROR)); + + bool bUI = pRuntime->ToBoolean(newParams[0]); + WideString cTo; + if (IsTypeKnown(newParams[1])) { + cTo = pRuntime->ToWideString(newParams[1]); + } else { + // cTo parameter required when UI not invoked. + if (!bUI) + return CJS_Return(JSGetStringFromID(IDS_STRING_JSPARAMERROR)); + } + + WideString cCc; + if (IsTypeKnown(newParams[2])) + cCc = pRuntime->ToWideString(newParams[2]); + + WideString cBcc; + if (IsTypeKnown(newParams[3])) + cBcc = pRuntime->ToWideString(newParams[3]); + + WideString cSubject; + if (IsTypeKnown(newParams[4])) + cSubject = pRuntime->ToWideString(newParams[4]); + + WideString cMsg; + if (IsTypeKnown(newParams[5])) + cMsg = pRuntime->ToWideString(newParams[5]); + + pRuntime->BeginBlock(); + pRuntime->GetFormFillEnv()->JS_docmailForm(nullptr, 0, bUI, cTo.c_str(), + cSubject.c_str(), cCc.c_str(), + cBcc.c_str(), cMsg.c_str()); + pRuntime->EndBlock(); + return CJS_Return(true); +} + +CJS_Return app::launchURL(CJS_Runtime* pRuntime, + const std::vector<v8::Local<v8::Value>>& params) { + // Unsafe, not supported. + return CJS_Return(true); +} + +CJS_Return app::get_runtime_highlight(CJS_Runtime* pRuntime) { + return CJS_Return(pRuntime->NewBoolean(m_bRuntimeHighLight)); +} + +CJS_Return app::set_runtime_highlight(CJS_Runtime* pRuntime, + v8::Local<v8::Value> vp) { + m_bRuntimeHighLight = pRuntime->ToBoolean(vp); + return CJS_Return(true); +} + +CJS_Return app::get_fullscreen(CJS_Runtime* pRuntime) { + return CJS_Return(false); +} + +CJS_Return app::set_fullscreen(CJS_Runtime* pRuntime, v8::Local<v8::Value> vp) { + return CJS_Return(false); +} + +CJS_Return app::popUpMenu(CJS_Runtime* pRuntime, + const std::vector<v8::Local<v8::Value>>& params) { + return CJS_Return(false); +} + +CJS_Return app::browseForDoc(CJS_Runtime* pRuntime, + const std::vector<v8::Local<v8::Value>>& params) { + // Unsafe, not supported. + return CJS_Return(true); +} + +WideString app::SysPathToPDFPath(const WideString& sOldPath) { + WideString sRet = L"/"; + for (const wchar_t& c : sOldPath) { + if (c != L':') + sRet += (c == L'\\') ? L'/' : c; + } + return sRet; +} + +CJS_Return app::newDoc(CJS_Runtime* pRuntime, + const std::vector<v8::Local<v8::Value>>& params) { + return CJS_Return(false); +} + +CJS_Return app::openDoc(CJS_Runtime* pRuntime, + const std::vector<v8::Local<v8::Value>>& params) { + return CJS_Return(false); +} + +CJS_Return app::response(CJS_Runtime* pRuntime, + const std::vector<v8::Local<v8::Value>>& params) { + std::vector<v8::Local<v8::Value>> newParams = + ExpandKeywordParams(pRuntime, params, 5, L"cQuestion", L"cTitle", + L"cDefault", L"bPassword", L"cLabel"); + + if (!IsTypeKnown(newParams[0])) + return CJS_Return(JSGetStringFromID(IDS_STRING_JSPARAMERROR)); + + WideString swQuestion = pRuntime->ToWideString(newParams[0]); + WideString swTitle = L"PDF"; + if (IsTypeKnown(newParams[1])) + swTitle = pRuntime->ToWideString(newParams[1]); + + WideString swDefault; + if (IsTypeKnown(newParams[2])) + swDefault = pRuntime->ToWideString(newParams[2]); + + bool bPassword = false; + if (IsTypeKnown(newParams[3])) + bPassword = pRuntime->ToBoolean(newParams[3]); + + WideString swLabel; + if (IsTypeKnown(newParams[4])) + swLabel = pRuntime->ToWideString(newParams[4]); + + const int MAX_INPUT_BYTES = 2048; + std::vector<uint8_t> pBuff(MAX_INPUT_BYTES + 2); + int nLengthBytes = pRuntime->GetFormFillEnv()->JS_appResponse( + swQuestion.c_str(), swTitle.c_str(), swDefault.c_str(), swLabel.c_str(), + bPassword, pBuff.data(), MAX_INPUT_BYTES); + + if (nLengthBytes < 0 || nLengthBytes > MAX_INPUT_BYTES) + return CJS_Return(JSGetStringFromID(IDS_STRING_JSPARAM_TOOLONG)); + + return CJS_Return(pRuntime->NewString( + WideString::FromUTF16LE(reinterpret_cast<uint16_t*>(pBuff.data()), + nLengthBytes / sizeof(uint16_t)) + .c_str())); +} + +CJS_Return app::get_media(CJS_Runtime* pRuntime) { + return CJS_Return(false); +} + +CJS_Return app::set_media(CJS_Runtime* pRuntime, v8::Local<v8::Value> vp) { + return CJS_Return(false); +} + +CJS_Return app::execDialog(CJS_Runtime* pRuntime, + const std::vector<v8::Local<v8::Value>>& params) { + return CJS_Return(true); +} |