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      1 // Copyright 2016 PDFium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
      6 
      7 #include "xfa/fxfa/parser/xfa_object.h"
      8 
      9 #include "core/fxcrt/fx_ext.h"
     10 #include "fxjs/cfxjse_value.h"
     11 #include "xfa/fxfa/app/xfa_ffnotify.h"
     12 #include "xfa/fxfa/parser/cxfa_document.h"
     13 
     14 CXFA_Object::CXFA_Object(CXFA_Document* pDocument,
     15                          XFA_ObjectType objectType,
     16                          XFA_Element elementType,
     17                          const CFX_WideStringC& elementName)
     18     : m_pDocument(pDocument),
     19       m_objectType(objectType),
     20       m_elementType(elementType),
     21       m_elementNameHash(FX_HashCode_GetW(elementName, false)),
     22       m_elementName(elementName) {}
     23 
     24 CXFA_Object::~CXFA_Object() {}
     25 
     26 CFX_WideStringC CXFA_Object::GetClassName() const {
     27   return m_elementName;
     28 }
     29 
     30 uint32_t CXFA_Object::GetClassHashCode() const {
     31   return m_elementNameHash;
     32 }
     33 
     34 XFA_Element CXFA_Object::GetElementType() const {
     35   return m_elementType;
     36 }
     37 
     38 void CXFA_Object::Script_ObjectClass_ClassName(CFXJSE_Value* pValue,
     39                                                bool bSetting,
     40                                                XFA_ATTRIBUTE eAttribute) {
     41   if (bSetting) {
     42     ThrowInvalidPropertyException();
     43     return;
     44   }
     45   pValue->SetString(FX_UTF8Encode(GetClassName()).AsStringC());
     46 }
     47 
     48 void CXFA_Object::ThrowInvalidPropertyException() const {
     49   ThrowException(L"Invalid property set operation.");
     50 }
     51 
     52 void CXFA_Object::ThrowIndexOutOfBoundsException() const {
     53   ThrowException(L"Index value is out of bounds.");
     54 }
     55 
     56 void CXFA_Object::ThrowParamCountMismatchException(
     57     const CFX_WideString& method) const {
     58   ThrowException(L"Incorrect number of parameters calling method '%s'.",
     59                  method.c_str());
     60 }
     61 
     62 void CXFA_Object::ThrowArgumentMismatchException() const {
     63   ThrowException(L"Argument mismatch in property or function argument.");
     64 }
     65 
     66 void CXFA_Object::ThrowException(const FX_WCHAR* str, ...) const {
     67   CFX_WideString wsMessage;
     68   va_list arg_ptr;
     69   va_start(arg_ptr, str);
     70   wsMessage.FormatV(str, arg_ptr);
     71   va_end(arg_ptr);
     72   FXJSE_ThrowMessage(wsMessage.UTF8Encode().AsStringC());
     73 }
     74