blob: 2dc8d78a29270033ef9baf12f145647a619eb9a9 [file] [log] [blame]
// 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 "../../public/fpdf_ext.h"
#include "../include/fsdk_define.h"
#define FPDFSDK_UNSUPPORT_CALL 100
class CFSDK_UnsupportInfo_Adapter
{
public:
CFSDK_UnsupportInfo_Adapter(UNSUPPORT_INFO* unsp_info){ m_unsp_info = unsp_info;}
// FX_BOOL NeedToPauseNow();
void ReportError(int nErrorType);
private:
UNSUPPORT_INFO* m_unsp_info;
};
void CFSDK_UnsupportInfo_Adapter::ReportError(int nErrorType)
{
if(m_unsp_info && m_unsp_info->FSDK_UnSupport_Handler)
{
m_unsp_info->FSDK_UnSupport_Handler(m_unsp_info,nErrorType);
}
}
void FreeUnsupportInfo(FX_LPVOID pData)
{
CFSDK_UnsupportInfo_Adapter * pAdapter = (CFSDK_UnsupportInfo_Adapter *)pData;
delete pAdapter;
}
FX_BOOL FPDF_UnSupportError(int nError)
{
CFSDK_UnsupportInfo_Adapter * pAdapter = (CFSDK_UnsupportInfo_Adapter *)CPDF_ModuleMgr::Get()->GetPrivateData((void *)FPDFSDK_UNSUPPORT_CALL);
if(!pAdapter)
return FALSE;
pAdapter->ReportError(nError);
return TRUE;
}
DLLEXPORT FPDF_BOOL STDCALL FSDK_SetUnSpObjProcessHandler(UNSUPPORT_INFO* unsp_info)
{
if (!unsp_info || unsp_info->version!=1)
return FALSE;
CFSDK_UnsupportInfo_Adapter * pAdapter = new CFSDK_UnsupportInfo_Adapter(unsp_info);
CPDF_ModuleMgr::Get()->SetPrivateData((void *)FPDFSDK_UNSUPPORT_CALL,pAdapter, &FreeUnsupportInfo);
return TRUE;
}
void CheckUnSupportAnnot(CPDF_Document * pDoc, CPDF_Annot* pPDFAnnot)
{
CFX_ByteString cbSubType = pPDFAnnot->GetSubType();
if(cbSubType.Compare("3D") == 0)
{
FPDF_UnSupportError(FPDF_UNSP_ANNOT_3DANNOT);
}
else if(cbSubType.Compare("Screen") ==0)
{
CPDF_Dictionary* pAnnotDict = pPDFAnnot->m_pAnnotDict;
CFX_ByteString cbString;
if(pAnnotDict->KeyExist("IT"))
cbString = pAnnotDict->GetString("IT");
if(cbString.Compare("Img") != 0)
FPDF_UnSupportError(FPDF_UNSP_ANNOT_SCREEN_MEDIA);
}
else if(cbSubType.Compare("Movie") ==0)
{
FPDF_UnSupportError(FPDF_UNSP_ANNOT_MOVIE);
}
else if(cbSubType.Compare("Sound") ==0)
{
FPDF_UnSupportError(FPDF_UNSP_ANNOT_SOUND);
}
else if(cbSubType.Compare("RichMedia") ==0)
{
FPDF_UnSupportError(FPDF_UNSP_ANNOT_SCREEN_RICHMEDIA);
}
else if(cbSubType.Compare("FileAttachment") ==0)
{
FPDF_UnSupportError(FPDF_UNSP_ANNOT_ATTACHMENT);
}
else if(cbSubType.Compare("Widget") ==0)
{
CPDF_Dictionary* pAnnotDict = pPDFAnnot->m_pAnnotDict;
CFX_ByteString cbString;
if(pAnnotDict->KeyExist("FT"))
{
cbString = pAnnotDict->GetString("FT");
}
if(cbString.Compare("Sig") == 0)
{
FPDF_UnSupportError(FPDF_UNSP_ANNOT_SIG);
}
}
}
FX_BOOL CheckSharedForm(CXML_Element * pElement, CFX_ByteString cbName)
{
int count = pElement->CountAttrs();
int i=0;
for (i = 0; i < count; i++)
{
CFX_ByteString space, name;
CFX_WideString value;
pElement->GetAttrByIndex(i, space, name, value);
if (space == FX_BSTRC("xmlns") && name == FX_BSTRC("adhocwf") && value == L"http://ns.adobe.com/AcrobatAdhocWorkflow/1.0/")
{
CXML_Element *pVersion = pElement->GetElement("adhocwf",cbName);
if (!pVersion)
continue;
CFX_WideString wsContent = pVersion->GetContent(0); // == 1.1
int nType = wsContent.GetInteger();
switch(nType)
{
case 1:
FPDF_UnSupportError(FPDF_UNSP_DOC_SHAREDFORM_ACROBAT);
break;
case 2:
FPDF_UnSupportError(FPDF_UNSP_DOC_SHAREDFORM_FILESYSTEM);
break;
case 0:
FPDF_UnSupportError(FPDF_UNSP_DOC_SHAREDFORM_EMAIL);
break;
}
}
}
FX_DWORD nCount = pElement->CountChildren();
for(i=0; i<(int)nCount; i++)
{
CXML_Element::ChildType childType = pElement->GetChildType(i);
if(childType == CXML_Element::Element)
{
CXML_Element * pChild = pElement->GetElement(i);
if(CheckSharedForm(pChild, cbName))
return TRUE;
}
}
return FALSE;
}
void CheckUnSupportError(CPDF_Document * pDoc, FX_DWORD err_code)
{
// Security
if(err_code == FPDF_ERR_SECURITY)
{
FPDF_UnSupportError(FPDF_UNSP_DOC_SECURITY);
return ;
}
if(!pDoc)
return ;
// Portfolios and Packages
CPDF_Dictionary * pRootDict = pDoc->GetRoot();
if(pRootDict)
{
CFX_ByteString cbString;
if(pRootDict->KeyExist("Collection"))
{
FPDF_UnSupportError(FPDF_UNSP_DOC_PORTABLECOLLECTION);
return ;
}
if(pRootDict->KeyExist("Names"))
{
CPDF_Dictionary* pNameDict = pRootDict->GetDict("Names");
if (pNameDict && pNameDict->KeyExist("EmbeddedFiles"))
{
FPDF_UnSupportError(FPDF_UNSP_DOC_ATTACHMENT);
return;
}
else if (pNameDict && pNameDict->KeyExist("JavaScript"))
{
CPDF_Dictionary* pJSDict = pNameDict->GetDict("JavaScript");
CPDF_Array * pArray = pJSDict ? pJSDict->GetArray("Names") : NULL;
if (pArray) {
int nCount = pArray->GetCount();
for(int i=0; i<nCount; i++)
{
CFX_ByteString cbStr = pArray->GetString(i);
if(cbStr.Compare("com.adobe.acrobat.SharedReview.Register") == 0)
{
FPDF_UnSupportError(FPDF_UNSP_DOC_SHAREDREVIEW);
return;
}
}
}
}
}
}
// SharedForm
CPDF_Metadata metaData;
metaData.LoadDoc(pDoc);
CXML_Element * pElement = metaData.GetRoot();
if(pElement)
CheckSharedForm(pElement, "workflowType");
// XFA Forms
CPDF_InterForm * pInterForm = new CPDF_InterForm(pDoc,FALSE);
if (pInterForm->HasXFAForm())
{
FPDF_UnSupportError(FPDF_UNSP_DOC_XFAFORM);
}
delete pInterForm;
}
DLLEXPORT int FPDFDoc_GetPageMode(FPDF_DOCUMENT document)
{
if (!document) return PAGEMODE_UNKNOWN;
CPDF_Dictionary *pRoot = ((CPDF_Document*)document)->GetRoot();
if (!pRoot)
return PAGEMODE_UNKNOWN;
CPDF_Object* pName = pRoot->GetElement("PageMode");
if (!pName)
return PAGEMODE_USENONE;
CFX_ByteString strPageMode = pName->GetString();
if (strPageMode.IsEmpty()||strPageMode.EqualNoCase(FX_BSTR("UseNone")))
return PAGEMODE_USENONE;
else if (strPageMode.EqualNoCase(FX_BSTR("UseOutlines")))
return PAGEMODE_USEOUTLINES;
else if (strPageMode.EqualNoCase(FX_BSTR("UseThumbs")))
return PAGEMODE_USETHUMBS;
else if (strPageMode.EqualNoCase(FX_BSTR("FullScreen")))
return PAGEMODE_FULLSCREEN;
else if (strPageMode.EqualNoCase(FX_BSTR("UseOC")))
return PAGEMODE_USEOC;
else if (strPageMode.EqualNoCase(FX_BSTR("UseAttachments")))
return PAGEMODE_USEATTACHMENTS;
return PAGEMODE_UNKNOWN;
}