| // 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; |
| } |