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// Copyright 2017 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_document.h"
#include <utility>
#include "constants/access_permissions.h"
#include "core/fpdfapi/page/cpdf_pageobject.h"
#include "core/fpdfapi/page/cpdf_textobject.h"
#include "core/fpdfapi/parser/cpdf_array.h"
#include "core/fpdfapi/parser/cpdf_dictionary.h"
#include "core/fpdfapi/parser/cpdf_name.h"
#include "core/fpdfapi/parser/cpdf_string.h"
#include "core/fpdfapi/render/cpdf_pagerendercache.h"
#include "core/fpdfdoc/cpdf_interactiveform.h"
#include "core/fpdfdoc/cpdf_nametree.h"
#include "core/fxcrt/fx_memory_wrappers.h"
#include "fpdfsdk/cpdfsdk_annotiteration.h"
#include "fpdfsdk/cpdfsdk_interactiveform.h"
#include "fpdfsdk/cpdfsdk_pageview.h"
#include "fxjs/cjs_annot.h"
#include "fxjs/cjs_app.h"
#include "fxjs/cjs_delaydata.h"
#include "fxjs/cjs_event_context.h"
#include "fxjs/cjs_field.h"
#include "fxjs/cjs_icon.h"
#include "fxjs/js_resources.h"
#include "third_party/base/check.h"
const JSPropertySpec CJS_Document::PropertySpecs[] = {
{"ADBE", get_ADBE_static, set_ADBE_static},
{"author", get_author_static, set_author_static},
{"baseURL", get_base_URL_static, set_base_URL_static},
{"bookmarkRoot", get_bookmark_root_static, set_bookmark_root_static},
{"calculate", get_calculate_static, set_calculate_static},
{"Collab", get_collab_static, set_collab_static},
{"creationDate", get_creation_date_static, set_creation_date_static},
{"creator", get_creator_static, set_creator_static},
{"delay", get_delay_static, set_delay_static},
{"dirty", get_dirty_static, set_dirty_static},
{"documentFileName", get_document_file_name_static,
set_document_file_name_static},
{"external", get_external_static, set_external_static},
{"filesize", get_filesize_static, set_filesize_static},
{"icons", get_icons_static, set_icons_static},
{"info", get_info_static, set_info_static},
{"keywords", get_keywords_static, set_keywords_static},
{"layout", get_layout_static, set_layout_static},
{"media", get_media_static, set_media_static},
{"modDate", get_mod_date_static, set_mod_date_static},
{"mouseX", get_mouse_x_static, set_mouse_x_static},
{"mouseY", get_mouse_y_static, set_mouse_y_static},
{"numFields", get_num_fields_static, set_num_fields_static},
{"numPages", get_num_pages_static, set_num_pages_static},
{"pageNum", get_page_num_static, set_page_num_static},
{"pageWindowRect", get_page_window_rect_static,
set_page_window_rect_static},
{"path", get_path_static, set_path_static},
{"producer", get_producer_static, set_producer_static},
{"subject", get_subject_static, set_subject_static},
{"title", get_title_static, set_title_static},
{"URL", get_URL_static, set_URL_static},
{"zoom", get_zoom_static, set_zoom_static},
{"zoomType", get_zoom_type_static, set_zoom_type_static}};
const JSMethodSpec CJS_Document::MethodSpecs[] = {
{"addAnnot", addAnnot_static},
{"addField", addField_static},
{"addLink", addLink_static},
{"addIcon", addIcon_static},
{"calculateNow", calculateNow_static},
{"closeDoc", closeDoc_static},
{"createDataObject", createDataObject_static},
{"deletePages", deletePages_static},
{"exportAsText", exportAsText_static},
{"exportAsFDF", exportAsFDF_static},
{"exportAsXFDF", exportAsXFDF_static},
{"extractPages", extractPages_static},
{"getAnnot", getAnnot_static},
{"getAnnots", getAnnots_static},
{"getAnnot3D", getAnnot3D_static},
{"getAnnots3D", getAnnots3D_static},
{"getField", getField_static},
{"getIcon", getIcon_static},
{"getLinks", getLinks_static},
{"getNthFieldName", getNthFieldName_static},
{"getOCGs", getOCGs_static},
{"getPageBox", getPageBox_static},
{"getPageNthWord", getPageNthWord_static},
{"getPageNthWordQuads", getPageNthWordQuads_static},
{"getPageNumWords", getPageNumWords_static},
{"getPrintParams", getPrintParams_static},
{"getURL", getURL_static},
{"gotoNamedDest", gotoNamedDest_static},
{"importAnFDF", importAnFDF_static},
{"importAnXFDF", importAnXFDF_static},
{"importTextData", importTextData_static},
{"insertPages", insertPages_static},
{"mailDoc", mailDoc_static},
{"mailForm", mailForm_static},
{"print", print_static},
{"removeField", removeField_static},
{"replacePages", replacePages_static},
{"resetForm", resetForm_static},
{"removeIcon", removeIcon_static},
{"saveAs", saveAs_static},
{"submitForm", submitForm_static},
{"syncAnnotScan", syncAnnotScan_static}};
uint32_t CJS_Document::ObjDefnID = 0;
const char CJS_Document::kName[] = "Document";
// static
uint32_t CJS_Document::GetObjDefnID() {
return ObjDefnID;
}
// static
void CJS_Document::DefineJSObjects(CFXJS_Engine* pEngine) {
ObjDefnID = pEngine->DefineObj(CJS_Document::kName, FXJSOBJTYPE_GLOBAL,
JSConstructor<CJS_Document>, JSDestructor);
DefineProps(pEngine, ObjDefnID, PropertySpecs);
DefineMethods(pEngine, ObjDefnID, MethodSpecs);
}
CJS_Document::CJS_Document(v8::Local<v8::Object> pObject, CJS_Runtime* pRuntime)
: CJS_Object(pObject, pRuntime) {
SetFormFillEnv(GetRuntime()->GetFormFillEnv());
}
CJS_Document::~CJS_Document() = default;
// The total number of fields in document.
CJS_Result CJS_Document::get_num_fields(CJS_Runtime* pRuntime) {
if (!m_pFormFillEnv)
return CJS_Result::Failure(JSMessage::kBadObjectError);
CPDF_InteractiveForm* pPDFForm = GetCoreInteractiveForm();
return CJS_Result::Success(pRuntime->NewNumber(
static_cast<int>(pPDFForm->CountFields(WideString()))));
}
CJS_Result CJS_Document::set_num_fields(CJS_Runtime* pRuntime,
v8::Local<v8::Value> vp) {
return CJS_Result::Failure(JSMessage::kReadOnlyError);
}
CJS_Result CJS_Document::get_dirty(CJS_Runtime* pRuntime) {
if (!m_pFormFillEnv)
return CJS_Result::Failure(JSMessage::kBadObjectError);
return CJS_Result::Success(
pRuntime->NewBoolean(!!m_pFormFillEnv->GetChangeMark()));
}
CJS_Result CJS_Document::set_dirty(CJS_Runtime* pRuntime,
v8::Local<v8::Value> vp) {
if (!m_pFormFillEnv)
return CJS_Result::Failure(JSMessage::kBadObjectError);
pRuntime->ToBoolean(vp) ? m_pFormFillEnv->SetChangeMark()
: m_pFormFillEnv->ClearChangeMark();
return CJS_Result::Success();
}
CJS_Result CJS_Document::get_ADBE(CJS_Runtime* pRuntime) {
return CJS_Result::Success(pRuntime->NewUndefined());
}
CJS_Result CJS_Document::set_ADBE(CJS_Runtime* pRuntime,
v8::Local<v8::Value> vp) {
return CJS_Result::Success();
}
CJS_Result CJS_Document::get_page_num(CJS_Runtime* pRuntime) {
if (!m_pFormFillEnv)
return CJS_Result::Failure(JSMessage::kBadObjectError);
CPDFSDK_PageView* pPageView = m_pFormFillEnv->GetCurrentView();
if (!pPageView)
return CJS_Result::Success(pRuntime->NewUndefined());
return CJS_Result::Success(pRuntime->NewNumber(pPageView->GetPageIndex()));
}
CJS_Result CJS_Document::set_page_num(CJS_Runtime* pRuntime,
v8::Local<v8::Value> vp) {
if (!m_pFormFillEnv)
return CJS_Result::Failure(JSMessage::kBadObjectError);
int iPageCount = m_pFormFillEnv->GetPageCount();
int iPageNum = pRuntime->ToInt32(vp);
if (iPageNum >= 0 && iPageNum < iPageCount)
m_pFormFillEnv->JS_docgotoPage(iPageNum);
else if (iPageNum >= iPageCount)
m_pFormFillEnv->JS_docgotoPage(iPageCount - 1);
else if (iPageNum < 0)
m_pFormFillEnv->JS_docgotoPage(0);
return CJS_Result::Success();
}
CJS_Result CJS_Document::addAnnot(
CJS_Runtime* pRuntime,
const std::vector<v8::Local<v8::Value>>& params) {
// Not supported, but do not return an error.
return CJS_Result::Success();
}
CJS_Result CJS_Document::addField(
CJS_Runtime* pRuntime,
const std::vector<v8::Local<v8::Value>>& params) {
// Not supported, but do not return an error.
return CJS_Result::Success();
}
CJS_Result CJS_Document::exportAsText(
CJS_Runtime* pRuntime,
const std::vector<v8::Local<v8::Value>>& params) {
// Unsafe, not supported, but do not return an error.
return CJS_Result::Success();
}
CJS_Result CJS_Document::exportAsFDF(
CJS_Runtime* pRuntime,
const std::vector<v8::Local<v8::Value>>& params) {
// Unsafe, not supported, but do not return an error.
return CJS_Result::Success();
}
CJS_Result CJS_Document::exportAsXFDF(
CJS_Runtime* pRuntime,
const std::vector<v8::Local<v8::Value>>& params) {
// Unsafe, not supported, but do not return an error.
return CJS_Result::Success();
}
CJS_Result CJS_Document::getField(
CJS_Runtime* pRuntime,
const std::vector<v8::Local<v8::Value>>& params) {
if (params.empty())
return CJS_Result::Failure(JSMessage::kParamError);
if (!m_pFormFillEnv)
return CJS_Result::Failure(JSMessage::kBadObjectError);
WideString wideName = pRuntime->ToWideString(params[0]);
CPDF_InteractiveForm* pPDFForm = GetCoreInteractiveForm();
if (pPDFForm->CountFields(wideName) <= 0)
return CJS_Result::Success(pRuntime->NewUndefined());
v8::Local<v8::Object> pFieldObj = pRuntime->NewFXJSBoundObject(
CJS_Field::GetObjDefnID(), FXJSOBJTYPE_DYNAMIC);
if (pFieldObj.IsEmpty())
return CJS_Result::Failure(JSMessage::kBadObjectError);
auto* pJSField =
static_cast<CJS_Field*>(CFXJS_Engine::GetObjectPrivate(pFieldObj));
if (!pJSField)
return CJS_Result::Failure(JSMessage::kBadObjectError);
pJSField->AttachField(this, wideName);
return CJS_Result::Success(pJSField->ToV8Object());
}
// Gets the name of the nth field in the document
CJS_Result CJS_Document::getNthFieldName(
CJS_Runtime* pRuntime,
const std::vector<v8::Local<v8::Value>>& params) {
if (params.size() != 1)
return CJS_Result::Failure(JSMessage::kParamError);
if (!m_pFormFillEnv)
return CJS_Result::Failure(JSMessage::kBadObjectError);
int nIndex = pRuntime->ToInt32(params[0]);
if (nIndex < 0)
return CJS_Result::Failure(JSMessage::kValueError);
CPDF_InteractiveForm* pPDFForm = GetCoreInteractiveForm();
CPDF_FormField* pField = pPDFForm->GetField(nIndex, WideString());
if (!pField)
return CJS_Result::Failure(JSMessage::kBadObjectError);
return CJS_Result::Success(
pRuntime->NewString(pField->GetFullName().AsStringView()));
}
CJS_Result CJS_Document::importAnFDF(
CJS_Runtime* pRuntime,
const std::vector<v8::Local<v8::Value>>& params) {
// Unsafe, not supported.
return CJS_Result::Success();
}
CJS_Result CJS_Document::importAnXFDF(
CJS_Runtime* pRuntime,
const std::vector<v8::Local<v8::Value>>& params) {
// Unsafe, not supported.
return CJS_Result::Success();
}
CJS_Result CJS_Document::importTextData(
CJS_Runtime* pRuntime,
const std::vector<v8::Local<v8::Value>>& params) {
// Unsafe, not supported.
return CJS_Result::Success();
}
CJS_Result CJS_Document::mailDoc(
CJS_Runtime* pRuntime,
const std::vector<v8::Local<v8::Value>>& params) {
if (!m_pFormFillEnv)
return CJS_Result::Failure(JSMessage::kBadObjectError);
std::vector<v8::Local<v8::Value>> newParams = ExpandKeywordParams(
pRuntime, params, 6, "bUI", "cTo", "cCc", "cBcc", "cSubject", "cMsg");
bool bUI = true;
if (IsExpandedParamKnown(newParams[0]))
bUI = pRuntime->ToBoolean(newParams[0]);
WideString cTo;
if (IsExpandedParamKnown(newParams[1]))
cTo = pRuntime->ToWideString(newParams[1]);
WideString cCc;
if (IsExpandedParamKnown(newParams[2]))
cCc = pRuntime->ToWideString(newParams[2]);
WideString cBcc;
if (IsExpandedParamKnown(newParams[3]))
cBcc = pRuntime->ToWideString(newParams[3]);
WideString cSubject;
if (IsExpandedParamKnown(newParams[4]))
cSubject = pRuntime->ToWideString(newParams[4]);
WideString cMsg;
if (IsExpandedParamKnown(newParams[5]))
cMsg = pRuntime->ToWideString(newParams[5]);
pRuntime->BeginBlock();
m_pFormFillEnv->JS_docmailForm(nullptr, 0, bUI, cTo, cSubject, cCc, cBcc,
cMsg);
pRuntime->EndBlock();
return CJS_Result::Success();
}
// exports the form data and mails the resulting fdf file as an attachment to
// all recipients.
// comment: need reader supports
CJS_Result CJS_Document::mailForm(
CJS_Runtime* pRuntime,
const std::vector<v8::Local<v8::Value>>& params) {
if (!m_pFormFillEnv)
return CJS_Result::Failure(JSMessage::kBadObjectError);
using pdfium::access_permissions::kExtractForAccessibility;
if (!m_pFormFillEnv->HasPermissions(kExtractForAccessibility))
return CJS_Result::Failure(JSMessage::kPermissionError);
CPDFSDK_InteractiveForm* pInteractiveForm = GetSDKInteractiveForm();
ByteString sTextBuf = pInteractiveForm->ExportFormToFDFTextBuf();
if (sTextBuf.IsEmpty())
return CJS_Result::Failure(L"Bad FDF format.");
std::vector<v8::Local<v8::Value>> newParams = ExpandKeywordParams(
pRuntime, params, 6, "bUI", "cTo", "cCc", "cBcc", "cSubject", "cMsg");
bool bUI = true;
if (IsExpandedParamKnown(newParams[0]))
bUI = pRuntime->ToBoolean(newParams[0]);
WideString cTo;
if (IsExpandedParamKnown(newParams[1]))
cTo = pRuntime->ToWideString(newParams[1]);
WideString cCc;
if (IsExpandedParamKnown(newParams[2]))
cCc = pRuntime->ToWideString(newParams[2]);
WideString cBcc;
if (IsExpandedParamKnown(newParams[3]))
cBcc = pRuntime->ToWideString(newParams[3]);
WideString cSubject;
if (IsExpandedParamKnown(newParams[4]))
cSubject = pRuntime->ToWideString(newParams[4]);
WideString cMsg;
if (IsExpandedParamKnown(newParams[5]))
cMsg = pRuntime->ToWideString(newParams[5]);
std::vector<char, FxAllocAllocator<char>> mutable_buf(sTextBuf.begin(),
sTextBuf.end());
pRuntime->BeginBlock();
m_pFormFillEnv->JS_docmailForm(mutable_buf.data(), mutable_buf.size(), bUI,
cTo, cSubject, cCc, cBcc, cMsg);
pRuntime->EndBlock();
return CJS_Result::Success();
}
CJS_Result CJS_Document::print(
CJS_Runtime* pRuntime,
const std::vector<v8::Local<v8::Value>>& params) {
std::vector<v8::Local<v8::Value>> newParams = ExpandKeywordParams(
pRuntime, params, 8, "bUI", "nStart", "nEnd", "bSilent", "bShrinkToFit",
"bPrintAsImage", "bReverse", "bAnnotations");
bool bUI = true;
if (IsExpandedParamKnown(newParams[0]))
bUI = pRuntime->ToBoolean(newParams[0]);
int nStart = 0;
if (IsExpandedParamKnown(newParams[1]))
nStart = pRuntime->ToInt32(newParams[1]);
int nEnd = 0;
if (IsExpandedParamKnown(newParams[2]))
nEnd = pRuntime->ToInt32(newParams[2]);
bool bSilent = false;
if (IsExpandedParamKnown(newParams[3]))
bSilent = pRuntime->ToBoolean(newParams[3]);
bool bShrinkToFit = false;
if (IsExpandedParamKnown(newParams[4]))
bShrinkToFit = pRuntime->ToBoolean(newParams[4]);
bool bPrintAsImage = false;
if (IsExpandedParamKnown(newParams[5]))
bPrintAsImage = pRuntime->ToBoolean(newParams[5]);
bool bReverse = false;
if (IsExpandedParamKnown(newParams[6]))
bReverse = pRuntime->ToBoolean(newParams[6]);
bool bAnnotations = false;
if (IsExpandedParamKnown(newParams[7]))
bAnnotations = pRuntime->ToBoolean(newParams[7]);
if (!m_pFormFillEnv)
return CJS_Result::Failure(JSMessage::kBadObjectError);
CJS_EventRecorder* pHandler =
pRuntime->GetCurrentEventContext()->GetEventRecorder();
if (!pHandler->IsUserGesture())
return CJS_Result::Failure(JSMessage::kUserGestureRequiredError);
m_pFormFillEnv->JS_docprint(bUI, nStart, nEnd, bSilent, bShrinkToFit,
bPrintAsImage, bReverse, bAnnotations);
return CJS_Result::Success();
}
// removes the specified field from the document.
// comment:
// note: if the filed name is not rational, adobe is dumb for it.
CJS_Result CJS_Document::removeField(
CJS_Runtime* pRuntime,
const std::vector<v8::Local<v8::Value>>& params) {
if (params.size() != 1)
return CJS_Result::Failure(JSMessage::kParamError);
if (!m_pFormFillEnv)
return CJS_Result::Failure(JSMessage::kBadObjectError);
if (!m_pFormFillEnv->HasPermissions(
pdfium::access_permissions::kModifyContent |
pdfium::access_permissions::kModifyAnnotation)) {
return CJS_Result::Failure(JSMessage::kPermissionError);
}
WideString sFieldName = pRuntime->ToWideString(params[0]);
CPDFSDK_InteractiveForm* pInteractiveForm = GetSDKInteractiveForm();
std::vector<ObservedPtr<CPDFSDK_Annot>> widgets;
pInteractiveForm->GetWidgets(sFieldName, &widgets);
if (widgets.empty())
return CJS_Result::Success();
for (const auto& pAnnot : widgets) {
CPDFSDK_Widget* pWidget = ToCPDFSDKWidget(pAnnot.Get());
if (!pWidget)
continue;
IPDF_Page* pPage = pWidget->GetPage();
DCHECK(pPage);
// If there is currently no pageview associated with the page being used
// do not create one. We may be in the process of tearing down the document
// and creating a new pageview at this point will cause bad things.
CPDFSDK_PageView* pPageView = m_pFormFillEnv->GetPageView(pPage);
if (!pPageView)
continue;
CFX_FloatRect rcAnnot = pWidget->GetRect();
rcAnnot.Inflate(1.0f, 1.0f, 1.0f, 1.0f);
std::vector<CFX_FloatRect> aRefresh(1, rcAnnot);
pPageView->UpdateRects(aRefresh);
}
m_pFormFillEnv->SetChangeMark();
return CJS_Result::Success();
}
// reset filed values within a document.
// comment:
// note: if the fields names r not rational, aodbe is dumb for it.
CJS_Result CJS_Document::resetForm(
CJS_Runtime* pRuntime,
const std::vector<v8::Local<v8::Value>>& params) {
if (!m_pFormFillEnv)
return CJS_Result::Failure(JSMessage::kBadObjectError);
if (!m_pFormFillEnv->HasPermissions(
pdfium::access_permissions::kModifyContent |
pdfium::access_permissions::kModifyAnnotation |
pdfium::access_permissions::kFillForm)) {
return CJS_Result::Failure(JSMessage::kPermissionError);
}
CPDF_InteractiveForm* pPDFForm = GetCoreInteractiveForm();
if (params.empty()) {
pPDFForm->ResetForm();
m_pFormFillEnv->SetChangeMark();
return CJS_Result::Success();
}
v8::Local<v8::Array> array;
if (params[0]->IsString()) {
array = pRuntime->NewArray();
pRuntime->PutArrayElement(array, 0, params[0]);
} else {
array = pRuntime->ToArray(params[0]);
}
std::vector<CPDF_FormField*> aFields;
for (size_t i = 0; i < pRuntime->GetArrayLength(array); ++i) {
WideString swVal =
pRuntime->ToWideString(pRuntime->GetArrayElement(array, i));
for (int j = 0, jsz = pPDFForm->CountFields(swVal); j < jsz; ++j)
aFields.push_back(pPDFForm->GetField(j, swVal));
}
if (!aFields.empty()) {
pPDFForm->ResetForm(aFields, true);
m_pFormFillEnv->SetChangeMark();
}
return CJS_Result::Success();
}
CJS_Result CJS_Document::saveAs(
CJS_Runtime* pRuntime,
const std::vector<v8::Local<v8::Value>>& params) {
// Unsafe, not supported.
return CJS_Result::Success();
}
CJS_Result CJS_Document::syncAnnotScan(
CJS_Runtime* pRuntime,
const std::vector<v8::Local<v8::Value>>& params) {
return CJS_Result::Success();
}
CJS_Result CJS_Document::submitForm(
CJS_Runtime* pRuntime,
const std::vector<v8::Local<v8::Value>>& params) {
size_t nSize = params.size();
if (nSize < 1)
return CJS_Result::Failure(JSMessage::kParamError);
if (!m_pFormFillEnv)
return CJS_Result::Failure(JSMessage::kBadObjectError);
CJS_EventRecorder* pHandler =
pRuntime->GetCurrentEventContext()->GetEventRecorder();
if (!pHandler->IsUserGesture())
return CJS_Result::Failure(JSMessage::kUserGestureRequiredError);
v8::Local<v8::Array> aFields;
WideString strURL;
bool bFDF = true;
bool bEmpty = false;
if (params[0]->IsString()) {
strURL = pRuntime->ToWideString(params[0]);
if (nSize > 1)
bFDF = pRuntime->ToBoolean(params[1]);
if (nSize > 2)
bEmpty = pRuntime->ToBoolean(params[2]);
if (nSize > 3)
aFields = pRuntime->ToArray(params[3]);
} else if (params[0]->IsObject()) {
v8::Local<v8::Object> pObj = pRuntime->ToObject(params[0]);
v8::Local<v8::Value> pValue = pRuntime->GetObjectProperty(pObj, "cURL");
if (!pValue.IsEmpty())
strURL = pRuntime->ToWideString(pValue);
bFDF = pRuntime->ToBoolean(pRuntime->GetObjectProperty(pObj, "bFDF"));
bEmpty = pRuntime->ToBoolean(pRuntime->GetObjectProperty(pObj, "bEmpty"));
aFields = pRuntime->ToArray(pRuntime->GetObjectProperty(pObj, "aFields"));
}
CPDF_InteractiveForm* pPDFForm = GetCoreInteractiveForm();
if (pRuntime->GetArrayLength(aFields) == 0 && bEmpty) {
if (pPDFForm->CheckRequiredFields(nullptr, true)) {
pRuntime->BeginBlock();
GetSDKInteractiveForm()->SubmitForm(strURL);
pRuntime->EndBlock();
}
return CJS_Result::Success();
}
std::vector<CPDF_FormField*> fieldObjects;
for (size_t i = 0; i < pRuntime->GetArrayLength(aFields); ++i) {
WideString sName =
pRuntime->ToWideString(pRuntime->GetArrayElement(aFields, i));
for (int j = 0, jsz = pPDFForm->CountFields(sName); j < jsz; ++j) {
CPDF_FormField* pField = pPDFForm->GetField(j, sName);
if (!bEmpty && pField->GetValue().IsEmpty())
continue;
fieldObjects.push_back(pField);
}
}
if (pPDFForm->CheckRequiredFields(&fieldObjects, true)) {
pRuntime->BeginBlock();
GetSDKInteractiveForm()->SubmitFields(strURL, fieldObjects, true, !bFDF);
pRuntime->EndBlock();
}
return CJS_Result::Success();
}
void CJS_Document::SetFormFillEnv(CPDFSDK_FormFillEnvironment* pFormFillEnv) {
m_pFormFillEnv.Reset(pFormFillEnv);
}
CJS_Result CJS_Document::get_bookmark_root(CJS_Runtime* pRuntime) {
return CJS_Result::Success();
}
CJS_Result CJS_Document::set_bookmark_root(CJS_Runtime* pRuntime,
v8::Local<v8::Value> vp) {
return CJS_Result::Success();
}
CJS_Result CJS_Document::get_author(CJS_Runtime* pRuntime) {
return getPropertyInternal(pRuntime, "Author");
}
CJS_Result CJS_Document::set_author(CJS_Runtime* pRuntime,
v8::Local<v8::Value> vp) {
return setPropertyInternal(pRuntime, vp, "Author");
}
CJS_Result CJS_Document::get_info(CJS_Runtime* pRuntime) {
if (!m_pFormFillEnv)
return CJS_Result::Failure(JSMessage::kBadObjectError);
const auto* pDictionary = m_pFormFillEnv->GetPDFDocument()->GetInfo();
if (!pDictionary)
return CJS_Result::Failure(JSMessage::kBadObjectError);
WideString cwAuthor = pDictionary->GetUnicodeTextFor("Author");
WideString cwTitle = pDictionary->GetUnicodeTextFor("Title");
WideString cwSubject = pDictionary->GetUnicodeTextFor("Subject");
WideString cwKeywords = pDictionary->GetUnicodeTextFor("Keywords");
WideString cwCreator = pDictionary->GetUnicodeTextFor("Creator");
WideString cwProducer = pDictionary->GetUnicodeTextFor("Producer");
WideString cwCreationDate = pDictionary->GetUnicodeTextFor("CreationDate");
WideString cwModDate = pDictionary->GetUnicodeTextFor("ModDate");
WideString cwTrapped = pDictionary->GetUnicodeTextFor("Trapped");
v8::Local<v8::Object> pObj = pRuntime->NewObject();
pRuntime->PutObjectProperty(pObj, "Author",
pRuntime->NewString(cwAuthor.AsStringView()));
pRuntime->PutObjectProperty(pObj, "Title",
pRuntime->NewString(cwTitle.AsStringView()));
pRuntime->PutObjectProperty(pObj, "Subject",
pRuntime->NewString(cwSubject.AsStringView()));
pRuntime->PutObjectProperty(pObj, "Keywords",
pRuntime->NewString(cwKeywords.AsStringView()));
pRuntime->PutObjectProperty(pObj, "Creator",
pRuntime->NewString(cwCreator.AsStringView()));
pRuntime->PutObjectProperty(pObj, "Producer",
pRuntime->NewString(cwProducer.AsStringView()));
pRuntime->PutObjectProperty(
pObj, "CreationDate", pRuntime->NewString(cwCreationDate.AsStringView()));
pRuntime->PutObjectProperty(pObj, "ModDate",
pRuntime->NewString(cwModDate.AsStringView()));
pRuntime->PutObjectProperty(pObj, "Trapped",
pRuntime->NewString(cwTrapped.AsStringView()));
// PutObjectProperty() calls below may re-enter JS and change info dict.
auto pCopy = pDictionary->Clone();
CPDF_DictionaryLocker locker(ToDictionary(pCopy.Get()));
for (const auto& it : locker) {
const ByteString& bsKey = it.first;
CPDF_Object* pValueObj = it.second.Get();
if (pValueObj->IsString() || pValueObj->IsName()) {
pRuntime->PutObjectProperty(
pObj, bsKey.AsStringView(),
pRuntime->NewString(pValueObj->GetUnicodeText().AsStringView()));
} else if (pValueObj->IsNumber()) {
pRuntime->PutObjectProperty(pObj, bsKey.AsStringView(),
pRuntime->NewNumber(pValueObj->GetNumber()));
} else if (pValueObj->IsBoolean()) {
pRuntime->PutObjectProperty(
pObj, bsKey.AsStringView(),
pRuntime->NewBoolean(!!pValueObj->GetInteger()));
}
}
return CJS_Result::Success(pObj);
}
CJS_Result CJS_Document::set_info(CJS_Runtime* pRuntime,
v8::Local<v8::Value> vp) {
return CJS_Result::Failure(JSMessage::kReadOnlyError);
}
CJS_Result CJS_Document::getPropertyInternal(CJS_Runtime* pRuntime,
const ByteString& propName) {
if (!m_pFormFillEnv)
return CJS_Result::Failure(JSMessage::kBadObjectError);
CPDF_Dictionary* pDictionary = m_pFormFillEnv->GetPDFDocument()->GetInfo();
if (!pDictionary)
return CJS_Result::Failure(JSMessage::kBadObjectError);
return CJS_Result::Success(pRuntime->NewString(
pDictionary->GetUnicodeTextFor(propName).AsStringView()));
}
CJS_Result CJS_Document::setPropertyInternal(CJS_Runtime* pRuntime,
v8::Local<v8::Value> vp,
const ByteString& propName) {
if (!m_pFormFillEnv)
return CJS_Result::Failure(JSMessage::kBadObjectError);
CPDF_Dictionary* pDictionary = m_pFormFillEnv->GetPDFDocument()->GetInfo();
if (!pDictionary)
return CJS_Result::Failure(JSMessage::kBadObjectError);
using pdfium::access_permissions::kModifyContent;
if (!m_pFormFillEnv->HasPermissions(kModifyContent))
return CJS_Result::Failure(JSMessage::kPermissionError);
pDictionary->SetNewFor<CPDF_String>(propName, pRuntime->ToWideString(vp));
m_pFormFillEnv->SetChangeMark();
return CJS_Result::Success();
}
CJS_Result CJS_Document::get_creation_date(CJS_Runtime* pRuntime) {
return getPropertyInternal(pRuntime, "CreationDate");
}
CJS_Result CJS_Document::set_creation_date(CJS_Runtime* pRuntime,
v8::Local<v8::Value> vp) {
return setPropertyInternal(pRuntime, vp, "CreationDate");
}
CJS_Result CJS_Document::get_creator(CJS_Runtime* pRuntime) {
return getPropertyInternal(pRuntime, "Creator");
}
CJS_Result CJS_Document::set_creator(CJS_Runtime* pRuntime,
v8::Local<v8::Value> vp) {
return setPropertyInternal(pRuntime, vp, "Creator");
}
CJS_Result CJS_Document::get_delay(CJS_Runtime* pRuntime) {
if (!m_pFormFillEnv)
return CJS_Result::Failure(JSMessage::kBadObjectError);
return CJS_Result::Success(pRuntime->NewBoolean(m_bDelay));
}
CJS_Result CJS_Document::set_delay(CJS_Runtime* pRuntime,
v8::Local<v8::Value> vp) {
if (!m_pFormFillEnv)
return CJS_Result::Failure(JSMessage::kBadObjectError);
using pdfium::access_permissions::kModifyContent;
if (!m_pFormFillEnv->HasPermissions(kModifyContent))
return CJS_Result::Failure(JSMessage::kPermissionError);
m_bDelay = pRuntime->ToBoolean(vp);
if (m_bDelay) {
m_DelayData.clear();
return CJS_Result::Success();
}
std::list<std::unique_ptr<CJS_DelayData>> DelayDataToProcess;
DelayDataToProcess.swap(m_DelayData);
for (const auto& pData : DelayDataToProcess)
CJS_Field::DoDelay(m_pFormFillEnv.Get(), pData.get());
return CJS_Result::Success();
}
CJS_Result CJS_Document::get_keywords(CJS_Runtime* pRuntime) {
return getPropertyInternal(pRuntime, "Keywords");
}
CJS_Result CJS_Document::set_keywords(CJS_Runtime* pRuntime,
v8::Local<v8::Value> vp) {
return setPropertyInternal(pRuntime, vp, "Keywords");
}
CJS_Result CJS_Document::get_mod_date(CJS_Runtime* pRuntime) {
return getPropertyInternal(pRuntime, "ModDate");
}
CJS_Result CJS_Document::set_mod_date(CJS_Runtime* pRuntime,
v8::Local<v8::Value> vp) {
return setPropertyInternal(pRuntime, vp, "ModDate");
}
CJS_Result CJS_Document::get_producer(CJS_Runtime* pRuntime) {
return getPropertyInternal(pRuntime, "Producer");
}
CJS_Result CJS_Document::set_producer(CJS_Runtime* pRuntime,
v8::Local<v8::Value> vp) {
return setPropertyInternal(pRuntime, vp, "Producer");
}
CJS_Result CJS_Document::get_subject(CJS_Runtime* pRuntime) {
return getPropertyInternal(pRuntime, "Subject");
}
CJS_Result CJS_Document::set_subject(CJS_Runtime* pRuntime,
v8::Local<v8::Value> vp) {
return setPropertyInternal(pRuntime, vp, "Subject");
}
CJS_Result CJS_Document::get_title(CJS_Runtime* pRuntime) {
if (!m_pFormFillEnv)
return CJS_Result::Failure(JSMessage::kBadObjectError);
return getPropertyInternal(pRuntime, "Title");
}
CJS_Result CJS_Document::set_title(CJS_Runtime* pRuntime,
v8::Local<v8::Value> vp) {
if (!m_pFormFillEnv)
return CJS_Result::Failure(JSMessage::kBadObjectError);
return setPropertyInternal(pRuntime, vp, "Title");
}
CJS_Result CJS_Document::get_num_pages(CJS_Runtime* pRuntime) {
if (!m_pFormFillEnv)
return CJS_Result::Failure(JSMessage::kBadObjectError);
return CJS_Result::Success(
pRuntime->NewNumber(m_pFormFillEnv->GetPageCount()));
}
CJS_Result CJS_Document::set_num_pages(CJS_Runtime* pRuntime,
v8::Local<v8::Value> vp) {
return CJS_Result::Failure(JSMessage::kReadOnlyError);
}
CJS_Result CJS_Document::get_external(CJS_Runtime* pRuntime) {
// In Chrome case, should always return true.
return CJS_Result::Success(pRuntime->NewBoolean(true));
}
CJS_Result CJS_Document::set_external(CJS_Runtime* pRuntime,
v8::Local<v8::Value> vp) {
return CJS_Result::Success();
}
CJS_Result CJS_Document::get_filesize(CJS_Runtime* pRuntime) {
return CJS_Result::Success(pRuntime->NewNumber(0));
}
CJS_Result CJS_Document::set_filesize(CJS_Runtime* pRuntime,
v8::Local<v8::Value> vp) {
return CJS_Result::Failure(JSMessage::kReadOnlyError);
}
CJS_Result CJS_Document::get_mouse_x(CJS_Runtime* pRuntime) {
return CJS_Result::Success();
}
CJS_Result CJS_Document::set_mouse_x(CJS_Runtime* pRuntime,
v8::Local<v8::Value> vp) {
return CJS_Result::Success();
}
CJS_Result CJS_Document::get_mouse_y(CJS_Runtime* pRuntime) {
return CJS_Result::Success();
}
CJS_Result CJS_Document::set_mouse_y(CJS_Runtime* pRuntime,
v8::Local<v8::Value> vp) {
return CJS_Result::Success();
}
CJS_Result CJS_Document::get_URL(CJS_Runtime* pRuntime) {
if (!m_pFormFillEnv)
return CJS_Result::Failure(JSMessage::kBadObjectError);
return CJS_Result::Success(
pRuntime->NewString(m_pFormFillEnv->JS_docGetFilePath().AsStringView()));
}
CJS_Result CJS_Document::set_URL(CJS_Runtime* pRuntime,
v8::Local<v8::Value> vp) {
return CJS_Result::Failure(JSMessage::kReadOnlyError);
}
CJS_Result CJS_Document::get_base_URL(CJS_Runtime* pRuntime) {
return CJS_Result::Success(pRuntime->NewString(m_cwBaseURL.AsStringView()));
}
CJS_Result CJS_Document::set_base_URL(CJS_Runtime* pRuntime,
v8::Local<v8::Value> vp) {
m_cwBaseURL = pRuntime->ToWideString(vp);
return CJS_Result::Success();
}
CJS_Result CJS_Document::get_calculate(CJS_Runtime* pRuntime) {
if (!m_pFormFillEnv)
return CJS_Result::Failure(JSMessage::kBadObjectError);
CPDFSDK_InteractiveForm* pInteractiveForm = GetSDKInteractiveForm();
return CJS_Result::Success(
pRuntime->NewBoolean(!!pInteractiveForm->IsCalculateEnabled()));
}
CJS_Result CJS_Document::set_calculate(CJS_Runtime* pRuntime,
v8::Local<v8::Value> vp) {
if (!m_pFormFillEnv)
return CJS_Result::Failure(JSMessage::kBadObjectError);
CPDFSDK_InteractiveForm* pInteractiveForm = GetSDKInteractiveForm();
pInteractiveForm->EnableCalculate(pRuntime->ToBoolean(vp));
return CJS_Result::Success();
}
CJS_Result CJS_Document::get_document_file_name(CJS_Runtime* pRuntime) {
if (!m_pFormFillEnv)
return CJS_Result::Failure(JSMessage::kBadObjectError);
WideString wsFilePath = m_pFormFillEnv->JS_docGetFilePath();
size_t i = wsFilePath.GetLength();
for (; i > 0; i--) {
if (wsFilePath[i - 1] == L'\\' || wsFilePath[i - 1] == L'/')
break;
}
if (i > 0 && i < wsFilePath.GetLength())
return CJS_Result::Success(pRuntime->NewString(wsFilePath.c_str() + i));
return CJS_Result::Success(pRuntime->NewString(""));
}
CJS_Result CJS_Document::set_document_file_name(CJS_Runtime* pRuntime,
v8::Local<v8::Value> vp) {
return CJS_Result::Failure(JSMessage::kReadOnlyError);
}
CJS_Result CJS_Document::get_path(CJS_Runtime* pRuntime) {
if (!m_pFormFillEnv)
return CJS_Result::Failure(JSMessage::kBadObjectError);
return CJS_Result::Success(pRuntime->NewString(
CJS_App::SysPathToPDFPath(m_pFormFillEnv->JS_docGetFilePath())
.AsStringView()));
}
CJS_Result CJS_Document::set_path(CJS_Runtime* pRuntime,
v8::Local<v8::Value> vp) {
return CJS_Result::Failure(JSMessage::kReadOnlyError);
}
CJS_Result CJS_Document::get_page_window_rect(CJS_Runtime* pRuntime) {
return CJS_Result::Success();
}
CJS_Result CJS_Document::set_page_window_rect(CJS_Runtime* pRuntime,
v8::Local<v8::Value> vp) {
return CJS_Result::Success();
}
CJS_Result CJS_Document::get_layout(CJS_Runtime* pRuntime) {
return CJS_Result::Success();
}
CJS_Result CJS_Document::set_layout(CJS_Runtime* pRuntime,
v8::Local<v8::Value> vp) {
return CJS_Result::Success();
}
CJS_Result CJS_Document::addLink(
CJS_Runtime* pRuntime,
const std::vector<v8::Local<v8::Value>>& params) {
return CJS_Result::Success();
}
CJS_Result CJS_Document::closeDoc(
CJS_Runtime* pRuntime,
const std::vector<v8::Local<v8::Value>>& params) {
return CJS_Result::Success();
}
CJS_Result CJS_Document::getPageBox(
CJS_Runtime* pRuntime,
const std::vector<v8::Local<v8::Value>>& params) {
return CJS_Result::Success();
}
CJS_Result CJS_Document::getAnnot(
CJS_Runtime* pRuntime,
const std::vector<v8::Local<v8::Value>>& params) {
if (params.size() != 2)
return CJS_Result::Failure(JSMessage::kParamError);
if (!m_pFormFillEnv)
return CJS_Result::Failure(JSMessage::kBadObjectError);
int nPageNo = pRuntime->ToInt32(params[0]);
WideString swAnnotName = pRuntime->ToWideString(params[1]);
CPDFSDK_PageView* pPageView = m_pFormFillEnv->GetPageViewAtIndex(nPageNo);
if (!pPageView)
return CJS_Result::Failure(JSMessage::kBadObjectError);
CPDFSDK_AnnotIteration annotIteration(pPageView, false);
CPDFSDK_BAAnnot* pSDKBAAnnot = nullptr;
for (const auto& pSDKAnnotCur : annotIteration) {
auto* pBAAnnot = pSDKAnnotCur->AsBAAnnot();
if (pBAAnnot && pBAAnnot->GetAnnotName() == swAnnotName) {
pSDKBAAnnot = pBAAnnot;
break;
}
}
if (!pSDKBAAnnot)
return CJS_Result::Failure(JSMessage::kBadObjectError);
v8::Local<v8::Object> pObj = pRuntime->NewFXJSBoundObject(
CJS_Annot::GetObjDefnID(), FXJSOBJTYPE_DYNAMIC);
if (pObj.IsEmpty())
return CJS_Result::Failure(JSMessage::kBadObjectError);
auto* pJS_Annot =
static_cast<CJS_Annot*>(CFXJS_Engine::GetObjectPrivate(pObj));
if (!pJS_Annot)
return CJS_Result::Failure(JSMessage::kBadObjectError);
pJS_Annot->SetSDKAnnot(pSDKBAAnnot);
return CJS_Result::Success(pJS_Annot->ToV8Object());
}
CJS_Result CJS_Document::getAnnots(
CJS_Runtime* pRuntime,
const std::vector<v8::Local<v8::Value>>& params) {
if (!m_pFormFillEnv)
return CJS_Result::Failure(JSMessage::kBadObjectError);
// TODO(tonikitoo): Add support supported parameters as per
// the PDF spec.
int nPageNo = m_pFormFillEnv->GetPageCount();
v8::Local<v8::Array> annots = pRuntime->NewArray();
for (int i = 0; i < nPageNo; ++i) {
CPDFSDK_PageView* pPageView = m_pFormFillEnv->GetPageViewAtIndex(i);
if (!pPageView)
return CJS_Result::Failure(JSMessage::kBadObjectError);
CPDFSDK_AnnotIteration annotIteration(pPageView, false);
for (const auto& pSDKAnnotCur : annotIteration) {
if (!pSDKAnnotCur)
return CJS_Result::Failure(JSMessage::kBadObjectError);
v8::Local<v8::Object> pObj = pRuntime->NewFXJSBoundObject(
CJS_Annot::GetObjDefnID(), FXJSOBJTYPE_DYNAMIC);
if (pObj.IsEmpty())
return CJS_Result::Failure(JSMessage::kBadObjectError);
auto* pJS_Annot =
static_cast<CJS_Annot*>(CFXJS_Engine::GetObjectPrivate(pObj));
pJS_Annot->SetSDKAnnot(pSDKAnnotCur->AsBAAnnot());
pRuntime->PutArrayElement(
annots, i,
pJS_Annot ? v8::Local<v8::Value>(pJS_Annot->ToV8Object())
: v8::Local<v8::Value>());
}
}
return CJS_Result::Success(annots);
}
CJS_Result CJS_Document::getAnnot3D(
CJS_Runtime* pRuntime,
const std::vector<v8::Local<v8::Value>>& params) {
return CJS_Result::Success(pRuntime->NewUndefined());
}
CJS_Result CJS_Document::getAnnots3D(
CJS_Runtime* pRuntime,
const std::vector<v8::Local<v8::Value>>& params) {
return CJS_Result::Success();
}
CJS_Result CJS_Document::getOCGs(
CJS_Runtime* pRuntime,
const std::vector<v8::Local<v8::Value>>& params) {
return CJS_Result::Success();
}
CJS_Result CJS_Document::getLinks(
CJS_Runtime* pRuntime,
const std::vector<v8::Local<v8::Value>>& params) {
return CJS_Result::Success();
}
CJS_Result CJS_Document::addIcon(
CJS_Runtime* pRuntime,
const std::vector<v8::Local<v8::Value>>& params) {
if (params.size() != 2)
return CJS_Result::Failure(JSMessage::kParamError);
if (!params[1]->IsObject())
return CJS_Result::Failure(JSMessage::kTypeError);
v8::Local<v8::Object> pObj = pRuntime->ToObject(params[1]);
if (!JSGetObject<CJS_Icon>(pObj))
return CJS_Result::Failure(JSMessage::kTypeError);
WideString swIconName = pRuntime->ToWideString(params[0]);
m_IconNames.push_back(swIconName);
return CJS_Result::Success();
}
CJS_Result CJS_Document::get_icons(CJS_Runtime* pRuntime) {
// TODO(tsepez): Maybe make consistent with Acrobat Reader behavior which
// is to throw an exception under the default security settings.
if (m_IconNames.empty())
return CJS_Result::Success(pRuntime->NewUndefined());
v8::Local<v8::Array> Icons = pRuntime->NewArray();
int i = 0;
for (const auto& name : m_IconNames) {
v8::Local<v8::Object> pObj = pRuntime->NewFXJSBoundObject(
CJS_Icon::GetObjDefnID(), FXJSOBJTYPE_DYNAMIC);
if (pObj.IsEmpty())
return CJS_Result::Failure(JSMessage::kBadObjectError);
auto* pJS_Icon =
static_cast<CJS_Icon*>(CFXJS_Engine::GetObjectPrivate(pObj));
pJS_Icon->SetIconName(name);
pRuntime->PutArrayElement(Icons, i++,
pJS_Icon
? v8::Local<v8::Value>(pJS_Icon->ToV8Object())
: v8::Local<v8::Value>());
}
return CJS_Result::Success(Icons);
}
CJS_Result CJS_Document::set_icons(CJS_Runtime* pRuntime,
v8::Local<v8::Value> vp) {
return CJS_Result::Failure(JSMessage::kReadOnlyError);
}
CJS_Result CJS_Document::getIcon(
CJS_Runtime* pRuntime,
const std::vector<v8::Local<v8::Value>>& params) {
if (params.size() != 1)
return CJS_Result::Failure(JSMessage::kParamError);
WideString swIconName = pRuntime->ToWideString(params[0]);
auto it = std::find(m_IconNames.begin(), m_IconNames.end(), swIconName);
if (it == m_IconNames.end())
return CJS_Result::Failure(JSMessage::kBadObjectError);
v8::Local<v8::Object> pObj = pRuntime->NewFXJSBoundObject(
CJS_Icon::GetObjDefnID(), FXJSOBJTYPE_DYNAMIC);
if (pObj.IsEmpty())
return CJS_Result::Failure(JSMessage::kBadObjectError);
auto* pJSIcon = static_cast<CJS_Icon*>(CFXJS_Engine::GetObjectPrivate(pObj));
if (!pJSIcon)
return CJS_Result::Failure(JSMessage::kBadObjectError);
pJSIcon->SetIconName(*it);
return CJS_Result::Success(pJSIcon->ToV8Object());
}
CJS_Result CJS_Document::removeIcon(
CJS_Runtime* pRuntime,
const std::vector<v8::Local<v8::Value>>& params) {
// Unsafe, no supported.
return CJS_Result::Success();
}
CJS_Result CJS_Document::createDataObject(
CJS_Runtime* pRuntime,
const std::vector<v8::Local<v8::Value>>& params) {
// Unsafe, not implemented.
return CJS_Result::Success();
}
CJS_Result CJS_Document::get_media(CJS_Runtime* pRuntime) {
return CJS_Result::Success();
}
CJS_Result CJS_Document::set_media(CJS_Runtime* pRuntime,
v8::Local<v8::Value> vp) {
return CJS_Result::Success();
}
CJS_Result CJS_Document::calculateNow(
CJS_Runtime* pRuntime,
const std::vector<v8::Local<v8::Value>>& params) {
if (!m_pFormFillEnv)
return CJS_Result::Failure(JSMessage::kBadObjectError);
if (!m_pFormFillEnv->HasPermissions(
pdfium::access_permissions::kModifyContent |
pdfium::access_permissions::kModifyAnnotation |
pdfium::access_permissions::kFillForm)) {
return CJS_Result::Failure(JSMessage::kPermissionError);
}
GetSDKInteractiveForm()->OnCalculate(nullptr);
return CJS_Result::Success();
}
CJS_Result CJS_Document::get_collab(CJS_Runtime* pRuntime) {
return CJS_Result::Success();
}
CJS_Result CJS_Document::set_collab(CJS_Runtime* pRuntime,
v8::Local<v8::Value> vp) {
return CJS_Result::Success();
}
CJS_Result CJS_Document::getPageNthWord(
CJS_Runtime* pRuntime,
const std::vector<v8::Local<v8::Value>>& params) {
if (!m_pFormFillEnv)
return CJS_Result::Failure(JSMessage::kBadObjectError);
using pdfium::access_permissions::kExtractForAccessibility;
if (!m_pFormFillEnv->HasPermissions(kExtractForAccessibility))
return CJS_Result::Failure(JSMessage::kPermissionError);
// TODO(tsepez): check maximum allowable params.
int nPageNo = params.size() > 0 ? pRuntime->ToInt32(params[0]) : 0;
int nWordNo = params.size() > 1 ? pRuntime->ToInt32(params[1]) : 0;
bool bStrip = params.size() > 2 ? pRuntime->ToBoolean(params[2]) : true;
CPDF_Document* pDocument = m_pFormFillEnv->GetPDFDocument();
if (nPageNo < 0 || nPageNo >= pDocument->GetPageCount())
return CJS_Result::Failure(JSMessage::kValueError);
CPDF_Dictionary* pPageDict = pDocument->GetPageDictionary(nPageNo);
if (!pPageDict)
return CJS_Result::Failure(JSMessage::kBadObjectError);
auto page = pdfium::MakeRetain<CPDF_Page>(pDocument, pPageDict);
page->SetRenderCache(std::make_unique<CPDF_PageRenderCache>(page.Get()));
page->ParseContent();
int nWords = 0;
WideString swRet;
for (auto& pPageObj : *page) {
if (pPageObj->IsText()) {
CPDF_TextObject* pTextObj = pPageObj->AsText();
int nObjWords = pTextObj->CountWords();
if (nWords + nObjWords >= nWordNo) {
swRet = pTextObj->GetWordString(nWordNo - nWords);
break;
}
nWords += nObjWords;
}
}
if (bStrip)
swRet.Trim();
return CJS_Result::Success(pRuntime->NewString(swRet.AsStringView()));
}
CJS_Result CJS_Document::getPageNthWordQuads(
CJS_Runtime* pRuntime,
const std::vector<v8::Local<v8::Value>>& params) {
if (!m_pFormFillEnv)
return CJS_Result::Failure(JSMessage::kBadObjectError);
using pdfium::access_permissions::kExtractForAccessibility;
if (!m_pFormFillEnv->HasPermissions(kExtractForAccessibility))
return CJS_Result::Failure(JSMessage::kBadObjectError);
return CJS_Result::Failure(JSMessage::kNotSupportedError);
}
CJS_Result CJS_Document::getPageNumWords(
CJS_Runtime* pRuntime,
const std::vector<v8::Local<v8::Value>>& params) {
if (!m_pFormFillEnv)
return CJS_Result::Failure(JSMessage::kBadObjectError);
using pdfium::access_permissions::kExtractForAccessibility;
if (!m_pFormFillEnv->HasPermissions(kExtractForAccessibility))
return CJS_Result::Failure(JSMessage::kPermissionError);
int nPageNo = params.size() > 0 ? pRuntime->ToInt32(params[0]) : 0;
CPDF_Document* pDocument = m_pFormFillEnv->GetPDFDocument();
if (nPageNo < 0 || nPageNo >= pDocument->GetPageCount())
return CJS_Result::Failure(JSMessage::kValueError);
CPDF_Dictionary* pPageDict = pDocument->GetPageDictionary(nPageNo);
if (!pPageDict)
return CJS_Result::Failure(JSMessage::kBadObjectError);
auto page = pdfium::MakeRetain<CPDF_Page>(pDocument, pPageDict);
page->SetRenderCache(std::make_unique<CPDF_PageRenderCache>(page.Get()));
page->ParseContent();
int nWords = 0;
for (auto& pPageObj : *page) {
if (pPageObj->IsText())
nWords += pPageObj->AsText()->CountWords();
}
return CJS_Result::Success(pRuntime->NewNumber(nWords));
}
CJS_Result CJS_Document::getPrintParams(
CJS_Runtime* pRuntime,
const std::vector<v8::Local<v8::Value>>& params) {
return CJS_Result::Failure(JSMessage::kNotSupportedError);
}
CJS_Result CJS_Document::get_zoom(CJS_Runtime* pRuntime) {
return CJS_Result::Success();
}
CJS_Result CJS_Document::set_zoom(CJS_Runtime* pRuntime,
v8::Local<v8::Value> vp) {
return CJS_Result::Success();
}
CJS_Result CJS_Document::get_zoom_type(CJS_Runtime* pRuntime) {
return CJS_Result::Success();
}
CJS_Result CJS_Document::set_zoom_type(CJS_Runtime* pRuntime,
v8::Local<v8::Value> vp) {
return CJS_Result::Success();
}
CJS_Result CJS_Document::deletePages(
CJS_Runtime* pRuntime,
const std::vector<v8::Local<v8::Value>>& params) {
// Unsafe, not supported.
return CJS_Result::Success();
}
CJS_Result CJS_Document::extractPages(
CJS_Runtime* pRuntime,
const std::vector<v8::Local<v8::Value>>& params) {
// Unsafe, not supported.
return CJS_Result::Success();
}
CJS_Result CJS_Document::insertPages(
CJS_Runtime* pRuntime,
const std::vector<v8::Local<v8::Value>>& params) {
// Unsafe, not supported.
return CJS_Result::Success();
}
CJS_Result CJS_Document::replacePages(
CJS_Runtime* pRuntime,
const std::vector<v8::Local<v8::Value>>& params) {
// Unsafe, not supported.
return CJS_Result::Success();
}
CJS_Result CJS_Document::getURL(
CJS_Runtime* pRuntime,
const std::vector<v8::Local<v8::Value>>& params) {
// Unsafe, not supported.
return CJS_Result::Success();
}
CJS_Result CJS_Document::gotoNamedDest(
CJS_Runtime* pRuntime,
const std::vector<v8::Local<v8::Value>>& params) {
if (params.size() != 1)
return CJS_Result::Failure(JSMessage::kParamError);
if (!m_pFormFillEnv)
return CJS_Result::Failure(JSMessage::kBadObjectError);
CPDF_Document* pDocument = m_pFormFillEnv->GetPDFDocument();
CPDF_Array* dest_array = CPDF_NameTree::LookupNamedDest(
pDocument, pRuntime->ToByteString(params[0]));
if (!dest_array)
return CJS_Result::Failure(JSMessage::kBadObjectError);
CPDF_Dest dest(dest_array);
const CPDF_Array* arrayObject = dest.GetArray();
std::vector<float> scrollPositionArray;
if (arrayObject) {
for (size_t i = 2; i < arrayObject->size(); i++)
scrollPositionArray.push_back(arrayObject->GetNumberAt(i));
}
pRuntime->BeginBlock();
m_pFormFillEnv->DoGoToAction(dest.GetDestPageIndex(pDocument),
dest.GetZoomMode(), scrollPositionArray.data(),
scrollPositionArray.size());
pRuntime->EndBlock();
return CJS_Result::Success();
}
void CJS_Document::AddDelayData(std::unique_ptr<CJS_DelayData> pData) {
m_DelayData.push_back(std::move(pData));
}
void CJS_Document::DoFieldDelay(const WideString& sFieldName,
int nControlIndex) {
std::vector<std::unique_ptr<CJS_DelayData>> delayed_data;
auto iter = m_DelayData.begin();
while (iter != m_DelayData.end()) {
auto old = iter++;
if ((*old)->sFieldName == sFieldName &&
(*old)->nControlIndex == nControlIndex) {
delayed_data.push_back(std::move(*old));
m_DelayData.erase(old);
}
}
for (const auto& pData : delayed_data)
CJS_Field::DoDelay(m_pFormFillEnv.Get(), pData.get());
}
CPDF_InteractiveForm* CJS_Document::GetCoreInteractiveForm() {
return GetSDKInteractiveForm()->GetInteractiveForm();
}
CPDFSDK_InteractiveForm* CJS_Document::GetSDKInteractiveForm() {
return m_pFormFillEnv->GetInteractiveForm();
}