Convert IJS_Runtime to CPDFSDK_FormFillEnvironment

fpdfsdk/javascript/Document.cpp

 // 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/Document.h"
 
 #include <utility>
 #include <vector>
@@ skipping 131 matching lines @@
 JS_STATIC_METHOD_ENTRY(submitForm)
 JS_STATIC_METHOD_ENTRY(syncAnnotScan)
 JS_STATIC_METHOD_ENTRY(mailDoc)
 END_JS_STATIC_METHOD()
 
 IMPLEMENT_JS_CLASS(CJS_Document, Document)
 
 void CJS_Document::InitInstance(IJS_Runtime* pIRuntime) {
   CJS_Runtime* pRuntime = static_cast<CJS_Runtime*>(pIRuntime);
   Document* pDoc = static_cast<Document*>(GetEmbedObject());
-  pDoc->AttachDoc(pRuntime->GetReaderDocument());
+  pDoc->SetFormFillEnv(pRuntime->GetFormFillEnv());
 }
 
 Document::Document(CJS_Object* pJSObject)
     : CJS_EmbedObj(pJSObject),
-      m_pDocument(nullptr),
+      m_pFormFillEnv(nullptr),
       m_cwBaseURL(L""),
       m_bDelay(FALSE) {}
 
 Document::~Document() {
 }
 
 // the total number of fileds in document.
 FX_BOOL Document::numFields(IJS_Context* cc,
                             CJS_PropValue& vp,
                             CFX_WideString& sError) {
   if (vp.IsSetting()) {
     sError = JSGetStringFromID(IDS_STRING_JSREADONLY);
     return FALSE;
   }
-  if (!m_pDocument) {
+  if (!m_pFormFillEnv) {
     sError = JSGetStringFromID(IDS_STRING_JSBADOBJECT);
     return FALSE;
   }
-  CPDFSDK_InterForm* pInterForm = m_pDocument->GetInterForm();
+  CPDFSDK_InterForm* pInterForm =
+      m_pFormFillEnv->GetSDKDocument()->GetInterForm();
   CPDF_InterForm* pPDFForm = pInterForm->GetInterForm();
   vp << static_cast<int>(pPDFForm->CountFields(CFX_WideString()));
   return TRUE;
 }
 
 FX_BOOL Document::dirty(IJS_Context* cc,
                         CJS_PropValue& vp,
                         CFX_WideString& sError) {
-  if (!m_pDocument) {
+  if (!m_pFormFillEnv) {
     sError = JSGetStringFromID(IDS_STRING_JSBADOBJECT);
     return FALSE;
   }
   if (vp.IsGetting()) {
-    vp << !!m_pDocument->GetChangeMark();
+    vp << !!m_pFormFillEnv->GetSDKDocument()->GetChangeMark();
   } else {
     bool bChanged = false;
     vp >> bChanged;
 
     if (bChanged)
-      m_pDocument->SetChangeMark();
+      m_pFormFillEnv->GetSDKDocument()->SetChangeMark();
     else
-      m_pDocument->ClearChangeMark();
+      m_pFormFillEnv->GetSDKDocument()->ClearChangeMark();
   }
   return TRUE;
 }
 
 FX_BOOL Document::ADBE(IJS_Context* cc,
                        CJS_PropValue& vp,
                        CFX_WideString& sError) {
   if (vp.IsGetting())
     vp.GetJSValue()->SetNull(CJS_Runtime::FromContext(cc));
 
   return TRUE;
 }
 
 FX_BOOL Document::pageNum(IJS_Context* cc,
                           CJS_PropValue& vp,
                           CFX_WideString& sError) {
-  if (!m_pDocument) {
+  if (!m_pFormFillEnv) {
     sError = JSGetStringFromID(IDS_STRING_JSBADOBJECT);
     return FALSE;
   }
   if (vp.IsGetting()) {
-    if (CPDFSDK_PageView* pPageView = m_pDocument->GetCurrentView()) {
+    if (CPDFSDK_PageView* pPageView =
+            m_pFormFillEnv->GetSDKDocument()->GetCurrentView()) {
       vp << pPageView->GetPageIndex();
     }
   } else {
-    int iPageCount = m_pDocument->GetPageCount();
+    int iPageCount = m_pFormFillEnv->GetSDKDocument()->GetPageCount();
     int iPageNum = 0;
     vp >> iPageNum;
 
-    CPDFSDK_FormFillEnvironment* pEnv = m_pDocument->GetEnv();
     if (iPageNum >= 0 && iPageNum < iPageCount) {
-      pEnv->JS_docgotoPage(iPageNum);
+      m_pFormFillEnv->JS_docgotoPage(iPageNum);
     } else if (iPageNum >= iPageCount) {
-      pEnv->JS_docgotoPage(iPageCount - 1);
+      m_pFormFillEnv->JS_docgotoPage(iPageCount - 1);
     } else if (iPageNum < 0) {
-      pEnv->JS_docgotoPage(0);
+      m_pFormFillEnv->JS_docgotoPage(0);
     }
   }
 
   return TRUE;
 }
 
 FX_BOOL Document::addAnnot(IJS_Context* cc,
                            const std::vector<CJS_Value>& params,
                            CJS_Value& vRet,
                            CFX_WideString& sError) {
@@ skipping 39 matching lines @@
 // valiable filed name in this document
 
 FX_BOOL Document::getField(IJS_Context* cc,
                            const std::vector<CJS_Value>& params,
                            CJS_Value& vRet,
                            CFX_WideString& sError) {
   if (params.size() < 1) {
     sError = JSGetStringFromID(IDS_STRING_JSPARAMERROR);
     return FALSE;
   }
-  if (!m_pDocument) {
+  if (!m_pFormFillEnv) {
     sError = JSGetStringFromID(IDS_STRING_JSBADOBJECT);
     return FALSE;
   }
   CJS_Context* pContext = static_cast<CJS_Context*>(cc);
   CJS_Runtime* pRuntime = pContext->GetJSRuntime();
   CFX_WideString wideName = params[0].ToCFXWideString(pRuntime);
-  CPDFSDK_InterForm* pInterForm = m_pDocument->GetInterForm();
+  CPDFSDK_InterForm* pInterForm =
+      m_pFormFillEnv->GetSDKDocument()->GetInterForm();
   CPDF_InterForm* pPDFForm = pInterForm->GetInterForm();
   if (pPDFForm->CountFields(wideName) <= 0) {
     vRet.SetNull(pRuntime);
     return TRUE;
   }
 
   v8::Local<v8::Object> pFieldObj =
       pRuntime->NewFxDynamicObj(CJS_Field::g_nObjDefnID);
   CJS_Field* pJSField =
       static_cast<CJS_Field*>(pRuntime->GetObjectPrivate(pFieldObj));
   Field* pField = static_cast<Field*>(pJSField->GetEmbedObject());
   pField->AttachField(this, wideName);
 
   vRet = CJS_Value(pRuntime, pJSField);
   return TRUE;
 }
 
 // Gets the name of the nth field in the document
 FX_BOOL Document::getNthFieldName(IJS_Context* cc,
                                   const std::vector<CJS_Value>& params,
                                   CJS_Value& vRet,
                                   CFX_WideString& sError) {
   if (params.size() != 1) {
     sError = JSGetStringFromID(IDS_STRING_JSPARAMERROR);
     return FALSE;
   }
-  if (!m_pDocument) {
+  if (!m_pFormFillEnv) {
     sError = JSGetStringFromID(IDS_STRING_JSBADOBJECT);
     return FALSE;
   }
   CJS_Context* pContext = static_cast<CJS_Context*>(cc);
   CJS_Runtime* pRuntime = pContext->GetJSRuntime();
   int nIndex = params[0].ToInt(pRuntime);
   if (nIndex < 0) {
     sError = JSGetStringFromID(IDS_STRING_JSVALUEERROR);
     return FALSE;
   }
-  CPDFSDK_InterForm* pInterForm = m_pDocument->GetInterForm();
+  CPDFSDK_InterForm* pInterForm =
+      m_pFormFillEnv->GetSDKDocument()->GetInterForm();
   CPDF_InterForm* pPDFForm = pInterForm->GetInterForm();
   CPDF_FormField* pField = pPDFForm->GetField(nIndex, CFX_WideString());
   if (!pField)
     return FALSE;
 
   vRet = CJS_Value(pRuntime, pField->GetFullName().c_str());
   return TRUE;
 }
 
 FX_BOOL Document::importAnFDF(IJS_Context* cc,
@@ skipping 24 matching lines @@
 // all recipients.
 // comment: need reader supports
 // note:
 // int CPDFSDK_Document::mailForm(FX_BOOL bUI,String cto,string ccc,string
 // cbcc,string cSubject,string cms);
 
 FX_BOOL Document::mailForm(IJS_Context* cc,
                            const std::vector<CJS_Value>& params,
                            CJS_Value& vRet,
                            CFX_WideString& sError) {
-  if (!m_pDocument) {
+  if (!m_pFormFillEnv) {
     sError = JSGetStringFromID(IDS_STRING_JSBADOBJECT);
     return FALSE;
   }
-  if (!m_pDocument->GetPermissions(FPDFPERM_EXTRACT_ACCESS)) {
+  if (!m_pFormFillEnv->GetSDKDocument()->GetPermissions(
+          FPDFPERM_EXTRACT_ACCESS)) {
     sError = JSGetStringFromID(IDS_STRING_JSNOPERMISSION);
     return FALSE;
   }
 
   CJS_Context* pContext = static_cast<CJS_Context*>(cc);
   CJS_Runtime* pRuntime = pContext->GetJSRuntime();
 
   int iLength = params.size();
   FX_BOOL bUI = iLength > 0 ? params[0].ToBool(pRuntime) : TRUE;
   CFX_WideString cTo = iLength > 1 ? params[1].ToCFXWideString(pRuntime) : L"";
   CFX_WideString cCc = iLength > 2 ? params[2].ToCFXWideString(pRuntime) : L"";
   CFX_WideString cBcc = iLength > 3 ? params[3].ToCFXWideString(pRuntime) : L"";
   CFX_WideString cSubject =
       iLength > 4 ? params[4].ToCFXWideString(pRuntime) : L"";
   CFX_WideString cMsg = iLength > 5 ? params[5].ToCFXWideString(pRuntime) : L"";
 
-  CPDFSDK_InterForm* pInterForm = m_pDocument->GetInterForm();
+  CPDFSDK_InterForm* pInterForm =
+      m_pFormFillEnv->GetSDKDocument()->GetInterForm();
   CFX_ByteTextBuf textBuf;
   if (!pInterForm->ExportFormToFDFTextBuf(textBuf))
     return FALSE;
 
   pRuntime->BeginBlock();
   CPDFSDK_FormFillEnvironment* pEnv = pContext->GetFormFillEnv();
   pEnv->JS_docmailForm(textBuf.GetBuffer(), textBuf.GetLength(), bUI,
                        cTo.c_str(), cSubject.c_str(), cCc.c_str(), cBcc.c_str(),
                        cMsg.c_str());
   pRuntime->EndBlock();
   return TRUE;
 }
 
 FX_BOOL Document::print(IJS_Context* cc,
                         const std::vector<CJS_Value>& params,
                         CJS_Value& vRet,
                         CFX_WideString& sError) {
-  if (!m_pDocument) {
+  if (!m_pFormFillEnv) {
     sError = JSGetStringFromID(IDS_STRING_JSBADOBJECT);
     return FALSE;
   }
 
   CJS_Context* pContext = static_cast<CJS_Context*>(cc);
   CJS_Runtime* pRuntime = pContext->GetJSRuntime();
 
   FX_BOOL bUI = TRUE;
   int nStart = 0;
   int nEnd = 0;
@@ skipping 36 matching lines @@
     if (nlength >= 5)
       bShrinkToFit = params[4].ToBool(pRuntime);
     if (nlength >= 6)
       bPrintAsImage = params[5].ToBool(pRuntime);
     if (nlength >= 7)
       bReverse = params[6].ToBool(pRuntime);
     if (nlength >= 8)
       bAnnotations = params[7].ToBool(pRuntime);
   }
 
-  if (CPDFSDK_FormFillEnvironment* pEnv = m_pDocument->GetEnv()) {
-    pEnv->JS_docprint(bUI, nStart, nEnd, bSilent, bShrinkToFit, bPrintAsImage,
-                      bReverse, bAnnotations);
+  if (m_pFormFillEnv) {
+    m_pFormFillEnv->JS_docprint(bUI, nStart, nEnd, bSilent, bShrinkToFit,
+                                bPrintAsImage, bReverse, bAnnotations);
     return TRUE;
   }
   return FALSE;
 }
 
 // removes the specified field from the document.
 // comment:
 // note: if the filed name is not rational, adobe is dumb for it.
 
 FX_BOOL Document::removeField(IJS_Context* cc,
                               const std::vector<CJS_Value>& params,
                               CJS_Value& vRet,
                               CFX_WideString& sError) {
   if (params.size() != 1) {
     sError = JSGetStringFromID(IDS_STRING_JSPARAMERROR);
     return FALSE;
   }
-  if (!m_pDocument) {
+  if (!m_pFormFillEnv) {
     sError = JSGetStringFromID(IDS_STRING_JSBADOBJECT);
     return FALSE;
   }
-  if (!(m_pDocument->GetPermissions(FPDFPERM_MODIFY) ||
-        m_pDocument->GetPermissions(FPDFPERM_ANNOT_FORM))) {
+  if (!(m_pFormFillEnv->GetSDKDocument()->GetPermissions(FPDFPERM_MODIFY) ||
+        m_pFormFillEnv->GetSDKDocument()->GetPermissions(
+            FPDFPERM_ANNOT_FORM))) {
     sError = JSGetStringFromID(IDS_STRING_JSNOPERMISSION);
     return FALSE;
   }
   CJS_Context* pContext = static_cast<CJS_Context*>(cc);
   CJS_Runtime* pRuntime = pContext->GetJSRuntime();
   CFX_WideString sFieldName = params[0].ToCFXWideString(pRuntime);
-  CPDFSDK_InterForm* pInterForm = m_pDocument->GetInterForm();
+  CPDFSDK_InterForm* pInterForm =
+      m_pFormFillEnv->GetSDKDocument()->GetInterForm();
   std::vector<CPDFSDK_Widget*> widgets;
   pInterForm->GetWidgets(sFieldName, &widgets);
   if (widgets.empty())
     return TRUE;
 
   for (CPDFSDK_Widget* pWidget : widgets) {
     CFX_FloatRect rcAnnot = pWidget->GetRect();
     --rcAnnot.left;
     --rcAnnot.bottom;
     ++rcAnnot.right;
     ++rcAnnot.top;
 
     std::vector<CFX_FloatRect> aRefresh(1, rcAnnot);
     UnderlyingPageType* pPage = pWidget->GetUnderlyingPage();
     ASSERT(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_pDocument->GetPageView(pPage, false);
+    CPDFSDK_PageView* pPageView =
+        m_pFormFillEnv->GetSDKDocument()->GetPageView(pPage, false);
     if (pPageView) {
 #if PDF_ENABLE_XFA
       pPageView->DeleteAnnot(pWidget);
 #endif  // PDF_ENABLE_XFA
       pPageView->UpdateRects(aRefresh);
     }
   }
-  m_pDocument->SetChangeMark();
+  m_pFormFillEnv->GetSDKDocument()->SetChangeMark();
 
   return TRUE;
 }
 
 // reset filed values within a document.
 // comment:
 // note: if the fields names r not rational, aodbe is dumb for it.
 
 FX_BOOL Document::resetForm(IJS_Context* cc,
                             const std::vector<CJS_Value>& params,
                             CJS_Value& vRet,
                             CFX_WideString& sError) {
-  if (!m_pDocument) {
+  if (!m_pFormFillEnv) {
     sError = JSGetStringFromID(IDS_STRING_JSBADOBJECT);
     return FALSE;
   }
-  if (!(m_pDocument->GetPermissions(FPDFPERM_MODIFY) ||
-        m_pDocument->GetPermissions(FPDFPERM_ANNOT_FORM) ||
-        m_pDocument->GetPermissions(FPDFPERM_FILL_FORM))) {
+  if (!(m_pFormFillEnv->GetSDKDocument()->GetPermissions(FPDFPERM_MODIFY) ||
+        m_pFormFillEnv->GetSDKDocument()->GetPermissions(FPDFPERM_ANNOT_FORM) ||
+        m_pFormFillEnv->GetSDKDocument()->GetPermissions(FPDFPERM_FILL_FORM))) {
     sError = JSGetStringFromID(IDS_STRING_JSNOPERMISSION);
     return FALSE;
   }
 
-  CPDFSDK_InterForm* pInterForm = m_pDocument->GetInterForm();
+  CPDFSDK_InterForm* pInterForm =
+      m_pFormFillEnv->GetSDKDocument()->GetInterForm();
   CPDF_InterForm* pPDFForm = pInterForm->GetInterForm();
   CJS_Array aName;
 
   if (params.empty()) {
     pPDFForm->ResetForm(TRUE);
-    m_pDocument->SetChangeMark();
+    m_pFormFillEnv->GetSDKDocument()->SetChangeMark();
     return TRUE;
   }
 
   CJS_Context* pContext = static_cast<CJS_Context*>(cc);
   CJS_Runtime* pRuntime = pContext->GetJSRuntime();
 
   switch (params[0].GetType()) {
     default:
       aName.Attach(params[0].ToV8Array(pRuntime));
       break;
     case CJS_Value::VT_string:
       aName.SetElement(pRuntime, 0, params[0]);
       break;
   }
 
   std::vector<CPDF_FormField*> aFields;
   for (int i = 0, isz = aName.GetLength(pRuntime); i < isz; ++i) {
     CJS_Value valElement(pRuntime);
     aName.GetElement(pRuntime, i, valElement);
     CFX_WideString swVal = valElement.ToCFXWideString(pRuntime);
     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, TRUE);
-    m_pDocument->SetChangeMark();
+    m_pFormFillEnv->GetSDKDocument()->SetChangeMark();
   }
 
   return TRUE;
 }
 
 FX_BOOL Document::saveAs(IJS_Context* cc,
                          const std::vector<CJS_Value>& params,
                          CJS_Value& vRet,
                          CFX_WideString& sError) {
   // Unsafe, not supported.
   return TRUE;
 }
 
 FX_BOOL Document::syncAnnotScan(IJS_Context* cc,
                                 const std::vector<CJS_Value>& params,
                                 CJS_Value& vRet,
                                 CFX_WideString& sError) {
   return TRUE;
 }
 
 FX_BOOL Document::submitForm(IJS_Context* cc,
                              const std::vector<CJS_Value>& params,
                              CJS_Value& vRet,
                              CFX_WideString& sError) {
   int nSize = params.size();
   if (nSize < 1) {
     sError = JSGetStringFromID(IDS_STRING_JSPARAMERROR);
     return FALSE;
   }
-  if (!m_pDocument) {
+  if (!m_pFormFillEnv) {
     sError = JSGetStringFromID(IDS_STRING_JSBADOBJECT);
     return FALSE;
   }
   CJS_Context* pContext = static_cast<CJS_Context*>(cc);
   CJS_Runtime* pRuntime = pContext->GetJSRuntime();
   CJS_Array aFields;
   CFX_WideString strURL;
   FX_BOOL bFDF = TRUE;
   FX_BOOL bEmpty = FALSE;
   CJS_Value v = params[0];
@@ skipping 14 matching lines @@
     pValue = pRuntime->GetObjectProperty(pObj, L"bFDF");
     bFDF = CJS_Value(pRuntime, pValue).ToBool(pRuntime);
 
     pValue = pRuntime->GetObjectProperty(pObj, L"bEmpty");
     bEmpty = CJS_Value(pRuntime, pValue).ToBool(pRuntime);
 
     pValue = pRuntime->GetObjectProperty(pObj, L"aFields");
     aFields.Attach(CJS_Value(pRuntime, pValue).ToV8Array(pRuntime));
   }
 
-  CPDFSDK_InterForm* pInterForm = m_pDocument->GetInterForm();
+  CPDFSDK_InterForm* pInterForm =
+      m_pFormFillEnv->GetSDKDocument()->GetInterForm();
   CPDF_InterForm* pPDFInterForm = pInterForm->GetInterForm();
   if (aFields.GetLength(pRuntime) == 0 && bEmpty) {
     if (pPDFInterForm->CheckRequiredFields(nullptr, true)) {
       pRuntime->BeginBlock();
       pInterForm->SubmitForm(strURL, FALSE);
       pRuntime->EndBlock();
     }
     return TRUE;
   }
 
@@ skipping 14 matching lines @@
   }
 
   if (pPDFInterForm->CheckRequiredFields(&fieldObjects, true)) {
     pRuntime->BeginBlock();
     pInterForm->SubmitFields(strURL, fieldObjects, true, !bFDF);
     pRuntime->EndBlock();
   }
   return TRUE;
 }
 
-void Document::AttachDoc(CPDFSDK_Document* pDoc) {
-  m_pDocument.Reset(pDoc);
+void Document::SetFormFillEnv(CPDFSDK_FormFillEnvironment* pFormFillEnv) {
+  m_pFormFillEnv.Reset(pFormFillEnv);
 }
 
 FX_BOOL Document::bookmarkRoot(IJS_Context* cc,
                                CJS_PropValue& vp,
                                CFX_WideString& sError) {
   return TRUE;
 }
 
 FX_BOOL Document::mailDoc(IJS_Context* cc,
                           const std::vector<CJS_Value>& params,
@@ skipping 41 matching lines @@
     cBcc = CJS_Value(pRuntime, pValue).ToCFXWideString(pRuntime);
 
     pValue = pRuntime->GetObjectProperty(pObj, L"cSubject");
     cSubject = CJS_Value(pRuntime, pValue).ToCFXWideString(pRuntime);
 
     pValue = pRuntime->GetObjectProperty(pObj, L"cMsg");
     cMsg = CJS_Value(pRuntime, pValue).ToCFXWideString(pRuntime);
   }
 
   pRuntime->BeginBlock();
-  CPDFSDK_FormFillEnvironment* pEnv = pRuntime->GetReaderEnv();
+  CPDFSDK_FormFillEnvironment* pEnv = pRuntime->GetFormFillEnv();
   pEnv->JS_docmailForm(nullptr, 0, bUI, cTo.c_str(), cSubject.c_str(),
                        cCc.c_str(), cBcc.c_str(), cMsg.c_str());
   pRuntime->EndBlock();
 
   return TRUE;
 }
 
 FX_BOOL Document::author(IJS_Context* cc,
                          CJS_PropValue& vp,
                          CFX_WideString& sError) {
   return getPropertyInternal(cc, vp, "Author", sError);
 }
 
 FX_BOOL Document::info(IJS_Context* cc,
                        CJS_PropValue& vp,
                        CFX_WideString& sError) {
   if (vp.IsSetting()) {
     sError = JSGetStringFromID(IDS_STRING_JSREADONLY);
     return FALSE;
   }
-  if (!m_pDocument) {
+  if (!m_pFormFillEnv) {
     sError = JSGetStringFromID(IDS_STRING_JSBADOBJECT);
     return FALSE;
   }
-  CPDF_Dictionary* pDictionary = m_pDocument->GetPDFDocument()->GetInfo();
+  CPDF_Dictionary* pDictionary =
+      m_pFormFillEnv->GetSDKDocument()->GetPDFDocument()->GetInfo();
   if (!pDictionary)
     return FALSE;
 
   CFX_WideString cwAuthor = pDictionary->GetUnicodeTextFor("Author");
   CFX_WideString cwTitle = pDictionary->GetUnicodeTextFor("Title");
   CFX_WideString cwSubject = pDictionary->GetUnicodeTextFor("Subject");
   CFX_WideString cwKeywords = pDictionary->GetUnicodeTextFor("Keywords");
   CFX_WideString cwCreator = pDictionary->GetUnicodeTextFor("Creator");
   CFX_WideString cwProducer = pDictionary->GetUnicodeTextFor("Producer");
   CFX_WideString cwCreationDate =
@@ skipping 29 matching lines @@
     }
   }
   vp << pObj;
   return TRUE;
 }
 
 FX_BOOL Document::getPropertyInternal(IJS_Context* cc,
                                       CJS_PropValue& vp,
                                       const CFX_ByteString& propName,
                                       CFX_WideString& sError) {
-  if (!m_pDocument) {
+  if (!m_pFormFillEnv) {
     sError = JSGetStringFromID(IDS_STRING_JSBADOBJECT);
     return FALSE;
   }
-  CPDF_Dictionary* pDictionary = m_pDocument->GetPDFDocument()->GetInfo();
+  CPDF_Dictionary* pDictionary =
+      m_pFormFillEnv->GetSDKDocument()->GetPDFDocument()->GetInfo();
   if (!pDictionary)
     return FALSE;
 
   if (vp.IsGetting()) {
     vp << pDictionary->GetUnicodeTextFor(propName);
   } else {
-    if (!m_pDocument->GetPermissions(FPDFPERM_MODIFY)) {
+    if (!m_pFormFillEnv->GetSDKDocument()->GetPermissions(FPDFPERM_MODIFY)) {
       sError = JSGetStringFromID(IDS_STRING_JSNOPERMISSION);
       return FALSE;
     }
     CFX_WideString csProperty;
     vp >> csProperty;
     pDictionary->SetStringFor(propName, PDF_EncodeText(csProperty));
-    m_pDocument->SetChangeMark();
+    m_pFormFillEnv->GetSDKDocument()->SetChangeMark();
   }
   return TRUE;
 }
 
 FX_BOOL Document::creationDate(IJS_Context* cc,
                                CJS_PropValue& vp,
                                CFX_WideString& sError) {
   return getPropertyInternal(cc, vp, "CreationDate", sError);
 }
 
 FX_BOOL Document::creator(IJS_Context* cc,
                           CJS_PropValue& vp,
                           CFX_WideString& sError) {
   return getPropertyInternal(cc, vp, "Creator", sError);
 }
 
 FX_BOOL Document::delay(IJS_Context* cc,
                         CJS_PropValue& vp,
                         CFX_WideString& sError) {
-  if (!m_pDocument) {
+  if (!m_pFormFillEnv) {
     sError = JSGetStringFromID(IDS_STRING_JSBADOBJECT);
     return FALSE;
   }
   if (vp.IsGetting()) {
     vp << m_bDelay;
   } else {
-    if (!m_pDocument->GetPermissions(FPDFPERM_MODIFY)) {
+    if (!m_pFormFillEnv->GetSDKDocument()->GetPermissions(FPDFPERM_MODIFY)) {
       sError = JSGetStringFromID(IDS_STRING_JSNOPERMISSION);
       return FALSE;
     }
     vp >> m_bDelay;
     if (m_bDelay) {
       m_DelayData.clear();
     } else {
       std::list<std::unique_ptr<CJS_DelayData>> DelayDataToProcess;
       DelayDataToProcess.swap(m_DelayData);
-      for (const auto& pData : DelayDataToProcess) {
-        if (m_pDocument.Get())
-          Field::DoDelay(m_pDocument->GetEnv(), pData.get());
-      }
+      for (const auto& pData : DelayDataToProcess)
+        Field::DoDelay(m_pFormFillEnv.Get(), pData.get());
     }
   }
   return TRUE;
 }
 
 FX_BOOL Document::keywords(IJS_Context* cc,
                            CJS_PropValue& vp,
                            CFX_WideString& sError) {
   return getPropertyInternal(cc, vp, "Keywords", sError);
 }
@@ skipping 12 matching lines @@
 
 FX_BOOL Document::subject(IJS_Context* cc,
                           CJS_PropValue& vp,
                           CFX_WideString& sError) {
   return getPropertyInternal(cc, vp, "Subject", sError);
 }
 
 FX_BOOL Document::title(IJS_Context* cc,
                         CJS_PropValue& vp,
                         CFX_WideString& sError) {
-  if (!m_pDocument || !m_pDocument->GetUnderlyingDocument()) {
+  if (!m_pFormFillEnv || !m_pFormFillEnv->GetUnderlyingDocument()) {
     sError = JSGetStringFromID(IDS_STRING_JSBADOBJECT);
     return FALSE;
   }
   return getPropertyInternal(cc, vp, "Title", sError);
 }
 
 FX_BOOL Document::numPages(IJS_Context* cc,
                            CJS_PropValue& vp,
                            CFX_WideString& sError) {
   if (vp.IsSetting()) {
     sError = JSGetStringFromID(IDS_STRING_JSREADONLY);
     return FALSE;
   }
-  if (!m_pDocument) {
+  if (!m_pFormFillEnv) {
     sError = JSGetStringFromID(IDS_STRING_JSBADOBJECT);
     return FALSE;
   }
-  vp << m_pDocument->GetPageCount();
+  vp << m_pFormFillEnv->GetSDKDocument()->GetPageCount();
   return TRUE;
 }
 
 FX_BOOL Document::external(IJS_Context* cc,
                            CJS_PropValue& vp,
                            CFX_WideString& sError) {
   // In Chrome case, should always return true.
   if (vp.IsGetting()) {
     vp << true;
   }
@@ skipping 23 matching lines @@
   return TRUE;
 }
 
 FX_BOOL Document::URL(IJS_Context* cc,
                       CJS_PropValue& vp,
                       CFX_WideString& sError) {
   if (vp.IsSetting()) {
     sError = JSGetStringFromID(IDS_STRING_JSREADONLY);
     return FALSE;
   }
-  if (!m_pDocument) {
+  if (!m_pFormFillEnv) {
     sError = JSGetStringFromID(IDS_STRING_JSBADOBJECT);
     return FALSE;
   }
-  vp << m_pDocument->GetPath();
+  vp << m_pFormFillEnv->GetSDKDocument()->GetPath();
   return TRUE;
 }
 
 FX_BOOL Document::baseURL(IJS_Context* cc,
                           CJS_PropValue& vp,
                           CFX_WideString& sError) {
   if (vp.IsGetting()) {
     vp << m_cwBaseURL;
   } else {
     vp >> m_cwBaseURL;
   }
   return TRUE;
 }
 
 FX_BOOL Document::calculate(IJS_Context* cc,
                             CJS_PropValue& vp,
                             CFX_WideString& sError) {
-  if (!m_pDocument) {
+  if (!m_pFormFillEnv) {
     sError = JSGetStringFromID(IDS_STRING_JSBADOBJECT);
     return FALSE;
   }
-  CPDFSDK_InterForm* pInterForm = m_pDocument->GetInterForm();
+  CPDFSDK_InterForm* pInterForm =
+      m_pFormFillEnv->GetSDKDocument()->GetInterForm();
   if (vp.IsGetting()) {
     vp << !!pInterForm->IsCalculateEnabled();
   } else {
     bool bCalculate;
     vp >> bCalculate;
     pInterForm->EnableCalculate(bCalculate);
   }
   return TRUE;
 }
 
 FX_BOOL Document::documentFileName(IJS_Context* cc,
                                    CJS_PropValue& vp,
                                    CFX_WideString& sError) {
   if (vp.IsSetting()) {
     sError = JSGetStringFromID(IDS_STRING_JSREADONLY);
     return FALSE;
   }
-  if (!m_pDocument) {
+  if (!m_pFormFillEnv) {
     sError = JSGetStringFromID(IDS_STRING_JSBADOBJECT);
     return FALSE;
   }
-  CFX_WideString wsFilePath = m_pDocument->GetPath();
+  CFX_WideString wsFilePath = m_pFormFillEnv->GetSDKDocument()->GetPath();
   int32_t i = wsFilePath.GetLength() - 1;
   for (; i >= 0; i--) {
     if (wsFilePath.GetAt(i) == L'\\' || wsFilePath.GetAt(i) == L'/')
       break;
   }
   if (i >= 0 && i < wsFilePath.GetLength() - 1) {
     vp << (wsFilePath.GetBuffer(wsFilePath.GetLength()) + i + 1);
   } else {
     vp << L"";
   }
   return TRUE;
 }
 
 FX_BOOL Document::path(IJS_Context* cc,
                        CJS_PropValue& vp,
                        CFX_WideString& sError) {
   if (vp.IsSetting()) {
     sError = JSGetStringFromID(IDS_STRING_JSREADONLY);
     return FALSE;
   }
-  if (!m_pDocument) {
+  if (!m_pFormFillEnv) {
     sError = JSGetStringFromID(IDS_STRING_JSBADOBJECT);
     return FALSE;
   }
-  vp << app::SysPathToPDFPath(m_pDocument->GetPath());
+  vp << app::SysPathToPDFPath(m_pFormFillEnv->GetSDKDocument()->GetPath());
   return TRUE;
 }
 
 FX_BOOL Document::pageWindowRect(IJS_Context* cc,
                                  CJS_PropValue& vp,
                                  CFX_WideString& sError) {
   return TRUE;
 }
 
 FX_BOOL Document::layout(IJS_Context* cc,
@@ skipping 24 matching lines @@
 }
 
 FX_BOOL Document::getAnnot(IJS_Context* cc,
                            const std::vector<CJS_Value>& params,
                            CJS_Value& vRet,
                            CFX_WideString& sError) {
   if (params.size() != 2) {
     sError = JSGetStringFromID(IDS_STRING_JSPARAMERROR);
     return FALSE;
   }
-  if (!m_pDocument) {
+  if (!m_pFormFillEnv) {
     sError = JSGetStringFromID(IDS_STRING_JSBADOBJECT);
     return FALSE;
   }
   CJS_Context* pContext = static_cast<CJS_Context*>(cc);
   CJS_Runtime* pRuntime = pContext->GetJSRuntime();
   int nPageNo = params[0].ToInt(pRuntime);
   CFX_WideString swAnnotName = params[1].ToCFXWideString(pRuntime);
-  CPDFSDK_PageView* pPageView = m_pDocument->GetPageView(nPageNo);
+  CPDFSDK_PageView* pPageView =
+      m_pFormFillEnv->GetSDKDocument()->GetPageView(nPageNo);
   if (!pPageView)
     return FALSE;
 
   CPDFSDK_AnnotIterator annotIterator(pPageView, false);
   CPDFSDK_BAAnnot* pSDKBAAnnot = nullptr;
   while (CPDFSDK_Annot* pSDKAnnotCur = annotIterator.Next()) {
     CPDFSDK_BAAnnot* pBAAnnot = static_cast<CPDFSDK_BAAnnot*>(pSDKAnnotCur);
     if (pBAAnnot && pBAAnnot->GetAnnotName() == swAnnotName) {
       pSDKBAAnnot = pBAAnnot;
       break;
@@ skipping 20 matching lines @@
   pAnnot->SetSDKAnnot(pSDKBAAnnot);
 
   vRet = CJS_Value(pRuntime, pJS_Annot);
   return TRUE;
 }
 
 FX_BOOL Document::getAnnots(IJS_Context* cc,
                             const std::vector<CJS_Value>& params,
                             CJS_Value& vRet,
                             CFX_WideString& sError) {
-  if (!m_pDocument) {
+  if (!m_pFormFillEnv) {
     sError = JSGetStringFromID(IDS_STRING_JSBADOBJECT);
     return FALSE;
   }
   CJS_Context* pContext = static_cast<CJS_Context*>(cc);
   CJS_Runtime* pRuntime = pContext->GetJSRuntime();
 
   // TODO(tonikitoo): Add support supported parameters as per
   // the PDF spec.
 
-  int nPageNo = m_pDocument->GetPageCount();
+  int nPageNo = m_pFormFillEnv->GetSDKDocument()->GetPageCount();
   CJS_Array annots;
 
   for (int i = 0; i < nPageNo; ++i) {
-    CPDFSDK_PageView* pPageView = m_pDocument->GetPageView(i);
+    CPDFSDK_PageView* pPageView =
+        m_pFormFillEnv->GetSDKDocument()->GetPageView(i);
     if (!pPageView)
       return FALSE;
 
     CPDFSDK_AnnotIterator annotIterator(pPageView, false);
     while (CPDFSDK_Annot* pSDKAnnotCur = annotIterator.Next()) {
       CPDFSDK_BAAnnot* pSDKBAAnnot =
           static_cast<CPDFSDK_BAAnnot*>(pSDKAnnotCur);
       if (!pSDKBAAnnot)
         return FALSE;
 
@@ skipping 192 matching lines @@
 FX_BOOL Document::media(IJS_Context* cc,
                         CJS_PropValue& vp,
                         CFX_WideString& sError) {
   return TRUE;
 }
 
 FX_BOOL Document::calculateNow(IJS_Context* cc,
                                const std::vector<CJS_Value>& params,
                                CJS_Value& vRet,
                                CFX_WideString& sError) {
-  if (!m_pDocument) {
+  if (!m_pFormFillEnv) {
     sError = JSGetStringFromID(IDS_STRING_JSBADOBJECT);
     return FALSE;
   }
-  if (!(m_pDocument->GetPermissions(FPDFPERM_MODIFY) ||
-        m_pDocument->GetPermissions(FPDFPERM_ANNOT_FORM) ||
-        m_pDocument->GetPermissions(FPDFPERM_FILL_FORM))) {
+  if (!(m_pFormFillEnv->GetSDKDocument()->GetPermissions(FPDFPERM_MODIFY) ||
+        m_pFormFillEnv->GetSDKDocument()->GetPermissions(FPDFPERM_ANNOT_FORM) ||
+        m_pFormFillEnv->GetSDKDocument()->GetPermissions(FPDFPERM_FILL_FORM))) {
     sError = JSGetStringFromID(IDS_STRING_JSNOPERMISSION);
     return FALSE;
   }
-  m_pDocument->GetInterForm()->OnCalculate();
+  m_pFormFillEnv->GetSDKDocument()->GetInterForm()->OnCalculate();
   return TRUE;
 }
 
 FX_BOOL Document::Collab(IJS_Context* cc,
                          CJS_PropValue& vp,
                          CFX_WideString& sError) {
   return TRUE;
 }
 
 FX_BOOL Document::getPageNthWord(IJS_Context* cc,
                                  const std::vector<CJS_Value>& params,
                                  CJS_Value& vRet,
                                  CFX_WideString& sError) {
-  if (!m_pDocument) {
+  if (!m_pFormFillEnv) {
     sError = JSGetStringFromID(IDS_STRING_JSBADOBJECT);
     return FALSE;
   }
-  if (!m_pDocument->GetPermissions(FPDFPERM_EXTRACT_ACCESS)) {
+  if (!m_pFormFillEnv->GetSDKDocument()->GetPermissions(
+          FPDFPERM_EXTRACT_ACCESS)) {
     sError = JSGetStringFromID(IDS_STRING_JSNOPERMISSION);
     return FALSE;
   }
   CJS_Runtime* pRuntime = CJS_Runtime::FromContext(cc);
 
   // TODO(tsepez): check maximum allowable params.
 
   int nPageNo = params.size() > 0 ? params[0].ToInt(pRuntime) : 0;
   int nWordNo = params.size() > 1 ? params[1].ToInt(pRuntime) : 0;
   bool bStrip = params.size() > 2 ? params[2].ToBool(pRuntime) : true;
 
-  CPDF_Document* pDocument = m_pDocument->GetPDFDocument();
+  CPDF_Document* pDocument = m_pFormFillEnv->GetSDKDocument()->GetPDFDocument();
   if (!pDocument)
     return FALSE;
 
   if (nPageNo < 0 || nPageNo >= pDocument->GetPageCount()) {
     sError = JSGetStringFromID(IDS_STRING_JSVALUEERROR);
     return FALSE;
   }
 
   CPDF_Dictionary* pPageDict = pDocument->GetPage(nPageNo);
   if (!pPageDict)
@@ skipping 22 matching lines @@
   }
 
   vRet = CJS_Value(pRuntime, swRet.c_str());
   return TRUE;
 }
 
 FX_BOOL Document::getPageNthWordQuads(IJS_Context* cc,
                                       const std::vector<CJS_Value>& params,
                                       CJS_Value& vRet,
                                       CFX_WideString& sError) {
-  if (!m_pDocument) {
+  if (!m_pFormFillEnv) {
     sError = JSGetStringFromID(IDS_STRING_JSBADOBJECT);
     return FALSE;
   }
-  if (!m_pDocument->GetPermissions(FPDFPERM_EXTRACT_ACCESS)) {
+  if (!m_pFormFillEnv->GetSDKDocument()->GetPermissions(
+          FPDFPERM_EXTRACT_ACCESS)) {
     sError = JSGetStringFromID(IDS_STRING_JSBADOBJECT);
     return FALSE;
   }
   return FALSE;
 }
 
 FX_BOOL Document::getPageNumWords(IJS_Context* cc,
                                   const std::vector<CJS_Value>& params,
                                   CJS_Value& vRet,
                                   CFX_WideString& sError) {
-  if (!m_pDocument) {
+  if (!m_pFormFillEnv) {
     sError = JSGetStringFromID(IDS_STRING_JSBADOBJECT);
     return FALSE;
   }
-  if (!m_pDocument->GetPermissions(FPDFPERM_EXTRACT_ACCESS)) {
+  if (!m_pFormFillEnv->GetSDKDocument()->GetPermissions(
+          FPDFPERM_EXTRACT_ACCESS)) {
     sError = JSGetStringFromID(IDS_STRING_JSNOPERMISSION);
     return FALSE;
   }
   CJS_Runtime* pRuntime = CJS_Runtime::FromContext(cc);
   int nPageNo = params.size() > 0 ? params[0].ToInt(pRuntime) : 0;
-  CPDF_Document* pDocument = m_pDocument->GetPDFDocument();
+  CPDF_Document* pDocument = m_pFormFillEnv->GetSDKDocument()->GetPDFDocument();
   if (nPageNo < 0 || nPageNo >= pDocument->GetPageCount()) {
     sError = JSGetStringFromID(IDS_STRING_JSVALUEERROR);
     return FALSE;
   }
 
   CPDF_Dictionary* pPageDict = pDocument->GetPage(nPageNo);
   if (!pPageDict)
     return FALSE;
 
   CPDF_Page page(pDocument, pPageDict, true);
@@ skipping 159 matching lines @@
 }
 
 FX_BOOL Document::gotoNamedDest(IJS_Context* cc,
                                 const std::vector<CJS_Value>& params,
                                 CJS_Value& vRet,
                                 CFX_WideString& sError) {
   if (params.size() != 1) {
     sError = JSGetStringFromID(IDS_STRING_JSPARAMERROR);
     return FALSE;
   }
-  if (!m_pDocument) {
+  if (!m_pFormFillEnv) {
     sError = JSGetStringFromID(IDS_STRING_JSBADOBJECT);
     return FALSE;
   }
   CJS_Runtime* pRuntime = CJS_Runtime::FromContext(cc);
   CFX_WideString wideName = params[0].ToCFXWideString(pRuntime);
   CFX_ByteString utf8Name = wideName.UTF8Encode();
-  CPDF_Document* pDocument = m_pDocument->GetPDFDocument();
+  CPDF_Document* pDocument = m_pFormFillEnv->GetSDKDocument()->GetPDFDocument();
   if (!pDocument)
     return FALSE;
 
   CPDF_NameTree nameTree(pDocument, "Dests");
   CPDF_Array* destArray = nameTree.LookupNamedDest(pDocument, utf8Name);
   if (!destArray)
     return FALSE;
 
   CPDF_Dest dest(destArray);
   const CPDF_Array* arrayObject = ToArray(dest.GetObject());
 
   std::unique_ptr<float[]> scrollPositionArray;
   int scrollPositionArraySize = 0;
 
   if (arrayObject) {
     scrollPositionArray.reset(new float[arrayObject->GetCount()]);
     int j = 0;
     for (size_t i = 2; i < arrayObject->GetCount(); i++)
       scrollPositionArray[j++] = arrayObject->GetFloatAt(i);
     scrollPositionArraySize = j;
   }
 
   pRuntime->BeginBlock();
-  CPDFSDK_FormFillEnvironment* pApp = m_pDocument->GetEnv();
-  pApp->DoGoToAction(dest.GetPageIndex(pDocument), dest.GetZoomMode(),
-                     scrollPositionArray.get(), scrollPositionArraySize);
+  m_pFormFillEnv->DoGoToAction(dest.GetPageIndex(pDocument), dest.GetZoomMode(),
+                               scrollPositionArray.get(),
+                               scrollPositionArraySize);
   pRuntime->EndBlock();
 
   return TRUE;
 }
 
 void Document::AddDelayData(CJS_DelayData* pData) {
   m_DelayData.push_back(std::unique_ptr<CJS_DelayData>(pData));
 }
 
 void Document::DoFieldDelay(const CFX_WideString& sFieldName,
                             int nControlIndex) {
   std::vector<std::unique_ptr<CJS_DelayData>> DelayDataForFieldAndControlIndex;
   auto iter = m_DelayData.begin();
   while (iter != m_DelayData.end()) {
     auto old = iter++;
     if ((*old)->sFieldName == sFieldName &&
         (*old)->nControlIndex == nControlIndex) {
       DelayDataForFieldAndControlIndex.push_back(std::move(*old));
       m_DelayData.erase(old);
     }
   }
 
-  for (const auto& pData : DelayDataForFieldAndControlIndex) {
-    if (m_pDocument.Get())
-      Field::DoDelay(m_pDocument->GetEnv(), pData.get());
-  }
+  for (const auto& pData : DelayDataForFieldAndControlIndex)
+    Field::DoDelay(m_pFormFillEnv.Get(), pData.get());
 }
 
 CJS_Document* Document::GetCJSDoc() const {
   return static_cast<CJS_Document*>(m_pJSObject);
 }