Remove MsgBox()/Alert() from CJS_EmbedObj.

fpdfsdk/javascript/PublicMethods.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/PublicMethods.h"
 
 #include <algorithm>
 #include <vector>
@@ skipping 59 matching lines @@
   return result;
 }
 
 CFX_WideString StrTrim(const CFX_WideString& pStr) {
   CFX_WideString result(pStr);
   result.TrimLeft(' ');
   result.TrimRight(' ');
   return result;
 }
 
+void AlertIfPossible(CJS_Context* pContext, const FX_WCHAR* swMsg) {
+  CPDFDoc_Environment* pApp = pContext->GetReaderApp();
+  if (pApp)
+    pApp->JS_appAlert(swMsg, nullptr, 0, 3);
+}
+
 }  // namespace
 
 bool CJS_PublicMethods::IsNumber(const CFX_WideString& str) {
   CFX_WideString sTrim = StrTrim(str);
   const FX_WCHAR* pTrim = sTrim.c_str();
   const FX_WCHAR* p = pTrim;
   bool bDot = false;
   bool bKXJS = false;
 
   wchar_t c;
@@ skipping 816 matching lines @@
 
   if (pEvent->WillCommit()) {
     CFX_WideString swTemp = StrTrim(wstrValue);
     if (swTemp.IsEmpty())
       return TRUE;
 
     swTemp.Replace(L",", L".");
     if (!IsNumber(swTemp.c_str())) {
       pEvent->Rc() = FALSE;
       sError = JSGetStringFromID(pContext, IDS_STRING_JSAFNUMBER_KEYSTROKE);
-      Alert(pContext, sError.c_str());
+      AlertIfPossible(pContext, sError.c_str());
     }
     return TRUE;  // it happens after the last keystroke and before validating,
   }
 
   CFX_WideString wstrSelected;
   if (pEvent->SelStart() != -1) {
     wstrSelected = wstrValue.Mid(pEvent->SelStart(),
                                  pEvent->SelEnd() - pEvent->SelStart());
   }
 
@@ skipping 188 matching lines @@
     // such as "Tue Aug 11 14:24:16 GMT+08002009"
     dDate = MakeInterDate(strValue);
   } else {
     dDate = MakeRegularDate(strValue, sFormat, nullptr);
   }
 
   if (JS_PortIsNan(dDate)) {
     CFX_WideString swMsg;
     swMsg.Format(JSGetStringFromID(pContext, IDS_STRING_JSPARSEDATE).c_str(),
                  sFormat.c_str());
-    Alert(pContext, swMsg.c_str());
+    AlertIfPossible(pContext, swMsg.c_str());
     return FALSE;
   }
 
   val = MakeFormatDate(dDate, sFormat);
   return TRUE;
 }
 
 double CJS_PublicMethods::MakeInterDate(const CFX_WideString& strValue) {
   std::vector<CFX_WideString> wsArray;
   CFX_WideString sTemp = L"";
@@ skipping 71 matching lines @@
     if (strValue.IsEmpty())
       return TRUE;
 
     CFX_WideString sFormat = params[0].ToCFXWideString();
     bool bWrongFormat = FALSE;
     double dRet = MakeRegularDate(strValue, sFormat, &bWrongFormat);
     if (bWrongFormat || JS_PortIsNan(dRet)) {
       CFX_WideString swMsg;
       swMsg.Format(JSGetStringFromID(pContext, IDS_STRING_JSPARSEDATE).c_str(),
                    sFormat.c_str());
-      Alert(pContext, swMsg.c_str());
+      AlertIfPossible(pContext, swMsg.c_str());
       pEvent->Rc() = FALSE;
       return TRUE;
     }
   }
   return TRUE;
 }
 
 FX_BOOL CJS_PublicMethods::AFDate_Format(IJS_Context* cc,
                                          const std::vector<CJS_Value>& params,
                                          CJS_Value& vRet,
@@ skipping 197 matching lines @@
       return TRUE;
 
     FX_STRSIZE iIndexMask = 0;
     for (; iIndexMask < valEvent.GetLength(); ++iIndexMask) {
       if (!maskSatisfied(valEvent[iIndexMask], wstrMask[iIndexMask]))
         break;
     }
 
     if (iIndexMask != wstrMask.GetLength() ||
         (iIndexMask != valEvent.GetLength() && wstrMask.GetLength() != 0)) {
-      Alert(
+      AlertIfPossible(
           pContext,
           JSGetStringFromID(pContext, IDS_STRING_JSAFNUMBER_KEYSTROKE).c_str());
       pEvent->Rc() = FALSE;
     }
     return TRUE;
   }
 
   CFX_WideString& wideChange = pEvent->Change();
   if (wideChange.IsEmpty())
     return TRUE;
 
   CFX_WideString wChange = wideChange;
   FX_STRSIZE iIndexMask = pEvent->SelStart();
   FX_STRSIZE combined_len = valEvent.GetLength() + wChange.GetLength() +
                             pEvent->SelStart() - pEvent->SelEnd();
   if (combined_len > wstrMask.GetLength()) {
-    Alert(pContext,
-          JSGetStringFromID(pContext, IDS_STRING_JSPARAM_TOOLONG).c_str());
+    AlertIfPossible(
+        pContext,
+        JSGetStringFromID(pContext, IDS_STRING_JSPARAM_TOOLONG).c_str());
     pEvent->Rc() = FALSE;
     return TRUE;
   }
 
   if (iIndexMask >= wstrMask.GetLength() && !wChange.IsEmpty()) {
-    Alert(pContext,
-          JSGetStringFromID(pContext, IDS_STRING_JSPARAM_TOOLONG).c_str());
+    AlertIfPossible(
+        pContext,
+        JSGetStringFromID(pContext, IDS_STRING_JSPARAM_TOOLONG).c_str());
     pEvent->Rc() = FALSE;
     return TRUE;
   }
 
   for (FX_STRSIZE i = 0; i < wChange.GetLength(); ++i) {
     if (iIndexMask >= wstrMask.GetLength()) {
-      Alert(pContext,
-            JSGetStringFromID(pContext, IDS_STRING_JSPARAM_TOOLONG).c_str());
+      AlertIfPossible(
+          pContext,
+          JSGetStringFromID(pContext, IDS_STRING_JSPARAM_TOOLONG).c_str());
       pEvent->Rc() = FALSE;
       return TRUE;
     }
     FX_WCHAR wMask = wstrMask[iIndexMask];
     if (!isReservedMaskChar(wMask))
       wChange.SetAt(i, wMask);
 
     if (!maskSatisfied(wChange[i], wMask)) {
       pEvent->Rc() = FALSE;
       return TRUE;
@@ skipping 98 matching lines @@
 
   CFX_WideString sValue = params[0].ToCFXWideString();
   CFX_WideString sFormat = params[1].ToCFXWideString();
 
   double dDate = MakeRegularDate(sValue, sFormat, nullptr);
 
   if (JS_PortIsNan(dDate)) {
     CFX_WideString swMsg;
     swMsg.Format(JSGetStringFromID(pContext, IDS_STRING_JSPARSEDATE).c_str(),
                  sFormat.c_str());
-    Alert((CJS_Context*)cc, swMsg.c_str());
+    AlertIfPossible((CJS_Context*)cc, swMsg.c_str());
     return FALSE;
   }
 
   vRet = dDate;
   return TRUE;
 }
 
 FX_BOOL CJS_PublicMethods::AFSimple(IJS_Context* cc,
                                     const std::vector<CJS_Value>& params,
                                     CJS_Value& vRet,
@@ skipping 163 matching lines @@
     if (dEentValue < dGreaterThan)
       swMsg.Format(JSGetStringFromID(pContext, IDS_STRING_JSRANGE2).c_str(),
                    params[1].ToCFXWideString().c_str());
   } else if (bLessThan) {
     if (dEentValue > dLessThan)
       swMsg.Format(JSGetStringFromID(pContext, IDS_STRING_JSRANGE3).c_str(),
                    params[3].ToCFXWideString().c_str());
   }
 
   if (!swMsg.IsEmpty()) {
-    Alert(pContext, swMsg.c_str());
+    AlertIfPossible(pContext, swMsg.c_str());
     pEvent->Rc() = FALSE;
   }
   return TRUE;
 }
 
 FX_BOOL CJS_PublicMethods::AFExtractNums(IJS_Context* cc,
                                          const std::vector<CJS_Value>& params,
                                          CJS_Value& vRet,
                                          CFX_WideString& sError) {
   CJS_Context* pContext = (CJS_Context*)cc;
@@ skipping 31 matching lines @@
                     CJS_Value(pRuntime, sPart.c_str()));
   }
 
   if (nums.GetLength() > 0)
     vRet = CJS_Value(pRuntime, nums);
   else
     vRet.SetNull();
 
   return TRUE;
 }