// 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 "../include/fsdk_define.h" | |
#include "../include/fpdf_ext.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->KeyExist("EmbeddedFiles")) | |
{ | |
FPDF_UnSupportError(FPDF_UNSP_DOC_ATTACHMENT); | |
return; | |
} | |
else if(pNameDict->KeyExist("JavaScript")) | |
{ | |
CPDF_Dictionary* pJSDict = pNameDict->GetDict("JavaScript"); | |
CPDF_Array * pArray = pJSDict->GetArray("Names"); | |
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 = FX_NEW CPDF_InterForm(pDoc,FALSE); | |
if (pInterForm) | |
{ | |
if(pInterForm->HasXFAForm()) | |
{ | |
FPDF_UnSupportError(FPDF_UNSP_DOC_XFAFORM); | |
} | |
delete pInterForm; | |
} | |
} | |
DLLEXPORT int FPDFDoc_GetPageMode(FPDF_DOCUMENT document) | |
{ | |
if (!document) return PAGEMODE_UNKONOWN; | |
CPDF_Dictionary *pRoot = ((CPDF_Document*)document)->GetRoot(); | |
if (!pRoot) | |
return PAGEMODE_UNKONOWN; | |
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_UNKONOWN; | |
} |