diff options
Diffstat (limited to 'fpdfsdk/src/fpdf_ext.cpp')
| -rw-r--r-- | fpdfsdk/src/fpdf_ext.cpp | 245 |
1 files changed, 245 insertions, 0 deletions
diff --git a/fpdfsdk/src/fpdf_ext.cpp b/fpdfsdk/src/fpdf_ext.cpp new file mode 100644 index 0000000000..e2e2d84995 --- /dev/null +++ b/fpdfsdk/src/fpdf_ext.cpp @@ -0,0 +1,245 @@ +// 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;
+}
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