Revert "Revert "Add type cast definitions for CPDF_Dictionary.""
[pdfium.git] / fpdfsdk / src / fpdf_ext.cpp
index e2e2d84..c0391df 100644 (file)
-// Copyright 2014 PDFium Authors. All rights reserved.\r
-// Use of this source code is governed by a BSD-style license that can be\r
-// found in the LICENSE file.\r
\r
-// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com\r
-\r
-#include "../include/fsdk_define.h"\r
-#include "../include/fpdf_ext.h"\r
-\r
-#define  FPDFSDK_UNSUPPORT_CALL 100\r
-\r
-class CFSDK_UnsupportInfo_Adapter\r
-{\r
-public:\r
-       CFSDK_UnsupportInfo_Adapter(UNSUPPORT_INFO* unsp_info){ m_unsp_info = unsp_info;}\r
-//     FX_BOOL NeedToPauseNow();\r
-       void ReportError(int nErrorType);\r
-\r
-private:\r
-       UNSUPPORT_INFO* m_unsp_info;\r
-};\r
-\r
-void CFSDK_UnsupportInfo_Adapter::ReportError(int nErrorType)\r
-{\r
-       if(m_unsp_info && m_unsp_info->FSDK_UnSupport_Handler)\r
-       {\r
-               m_unsp_info->FSDK_UnSupport_Handler(m_unsp_info,nErrorType);\r
-       }\r
-}\r
-\r
-void FreeUnsupportInfo(FX_LPVOID pData)\r
-{\r
-       CFSDK_UnsupportInfo_Adapter * pAdapter = (CFSDK_UnsupportInfo_Adapter *)pData;\r
-       delete pAdapter;\r
-}\r
-\r
-FX_BOOL FPDF_UnSupportError(int nError)\r
-{\r
-       CFSDK_UnsupportInfo_Adapter * pAdapter = (CFSDK_UnsupportInfo_Adapter *)CPDF_ModuleMgr::Get()->GetPrivateData((void *)FPDFSDK_UNSUPPORT_CALL);\r
-\r
-       if(!pAdapter)\r
-               return FALSE;\r
-       pAdapter->ReportError(nError);\r
-       return TRUE;\r
-}      \r
-\r
-DLLEXPORT FPDF_BOOL STDCALL FSDK_SetUnSpObjProcessHandler(UNSUPPORT_INFO* unsp_info)\r
-{\r
-       if (!unsp_info || unsp_info->version!=1)\r
-               return FALSE;\r
-       CFSDK_UnsupportInfo_Adapter * pAdapter = new CFSDK_UnsupportInfo_Adapter(unsp_info);\r
-\r
-       CPDF_ModuleMgr::Get()->SetPrivateData((void *)FPDFSDK_UNSUPPORT_CALL,pAdapter, &FreeUnsupportInfo);\r
-\r
-       return TRUE;\r
-}\r
-\r
-void CheckUnSupportAnnot(CPDF_Document * pDoc, CPDF_Annot* pPDFAnnot)\r
-{\r
-       CFX_ByteString cbSubType = pPDFAnnot->GetSubType();\r
-       if(cbSubType.Compare("3D") == 0)\r
-       {\r
-               FPDF_UnSupportError(FPDF_UNSP_ANNOT_3DANNOT);\r
-       }\r
-       else if(cbSubType.Compare("Screen") ==0)\r
-       {\r
-               CPDF_Dictionary* pAnnotDict = pPDFAnnot->m_pAnnotDict;\r
-               CFX_ByteString cbString;\r
-               if(pAnnotDict->KeyExist("IT"))\r
-                       cbString = pAnnotDict->GetString("IT");\r
-               if(cbString.Compare("Img") != 0)\r
-                       FPDF_UnSupportError(FPDF_UNSP_ANNOT_SCREEN_MEDIA);\r
-       }\r
-       else if(cbSubType.Compare("Movie") ==0)\r
-       {\r
-               FPDF_UnSupportError(FPDF_UNSP_ANNOT_MOVIE);\r
-       }\r
-       else if(cbSubType.Compare("Sound") ==0)\r
-       {\r
-               FPDF_UnSupportError(FPDF_UNSP_ANNOT_SOUND);\r
-       }\r
-       else if(cbSubType.Compare("RichMedia") ==0)\r
-       {\r
-               FPDF_UnSupportError(FPDF_UNSP_ANNOT_SCREEN_RICHMEDIA);\r
-       }\r
-       else if(cbSubType.Compare("FileAttachment") ==0)\r
-       {\r
-               FPDF_UnSupportError(FPDF_UNSP_ANNOT_ATTACHMENT);\r
-       }\r
-       else if(cbSubType.Compare("Widget") ==0)\r
-       {\r
-               CPDF_Dictionary* pAnnotDict = pPDFAnnot->m_pAnnotDict;\r
-               CFX_ByteString cbString;\r
-               if(pAnnotDict->KeyExist("FT"))\r
-               {\r
-                       cbString = pAnnotDict->GetString("FT");\r
-               }       \r
-               if(cbString.Compare("Sig") == 0)\r
-               {\r
-                       FPDF_UnSupportError(FPDF_UNSP_ANNOT_SIG);\r
-               }\r
-       }\r
-       \r
-}\r
-\r
-FX_BOOL CheckSharedForm(CXML_Element * pElement, CFX_ByteString cbName)\r
-{\r
-       int count = pElement->CountAttrs();\r
-       int i=0;\r
-       for (i = 0; i < count; i++) \r
-       {\r
-               CFX_ByteString space, name; \r
-               CFX_WideString value;\r
-               pElement->GetAttrByIndex(i, space, name, value);\r
-               if (space == FX_BSTRC("xmlns") && name == FX_BSTRC("adhocwf") && value ==  L"http://ns.adobe.com/AcrobatAdhocWorkflow/1.0/")\r
-               {\r
-                       CXML_Element *pVersion = pElement->GetElement("adhocwf",cbName);\r
-                       if (!pVersion)\r
-                               continue;\r
-                       CFX_WideString wsContent = pVersion->GetContent(0); // == 1.1\r
-                       int nType = wsContent.GetInteger();\r
-                       switch(nType)\r
-                       {\r
-                       case 1:\r
-                               FPDF_UnSupportError(FPDF_UNSP_DOC_SHAREDFORM_ACROBAT);\r
-                               break;\r
-                       case 2:\r
-                               FPDF_UnSupportError(FPDF_UNSP_DOC_SHAREDFORM_FILESYSTEM);\r
-                               break;\r
-                       case 0:\r
-                               FPDF_UnSupportError(FPDF_UNSP_DOC_SHAREDFORM_EMAIL);\r
-                               break;\r
-                       }\r
-               }\r
-       }\r
-\r
-       FX_DWORD nCount = pElement->CountChildren();\r
-       for(i=0; i<(int)nCount; i++)\r
-       {\r
-               CXML_Element::ChildType childType = pElement->GetChildType(i);\r
-               if(childType == CXML_Element::Element)\r
-               {\r
-                       CXML_Element * pChild = pElement->GetElement(i);\r
-                       if(CheckSharedForm(pChild, cbName))\r
-                               return TRUE;\r
-               }\r
-       }\r
-       return FALSE;\r
-}\r
-\r
-void CheckUnSupportError(CPDF_Document * pDoc, FX_DWORD err_code)\r
-{\r
-       // Security\r
-       if(err_code == FPDF_ERR_SECURITY)\r
-       {\r
-               FPDF_UnSupportError(FPDF_UNSP_DOC_SECURITY);\r
-               return ;\r
-       }\r
-       if(!pDoc)\r
-               return ;\r
-\r
-       // Portfolios and Packages \r
-       CPDF_Dictionary * pRootDict = pDoc->GetRoot();\r
-       if(pRootDict)\r
-       {\r
-               CFX_ByteString cbString;\r
-               if(pRootDict->KeyExist("Collection"))\r
-               {\r
-                       FPDF_UnSupportError(FPDF_UNSP_DOC_PORTABLECOLLECTION);\r
-                       return ;\r
-               }\r
-               if(pRootDict->KeyExist("Names"))\r
-               {\r
-                       CPDF_Dictionary* pNameDict = pRootDict->GetDict("Names");\r
-                       if(pNameDict->KeyExist("EmbeddedFiles"))\r
-                       {\r
-                               FPDF_UnSupportError(FPDF_UNSP_DOC_ATTACHMENT);\r
-                               return;\r
-                       }\r
-                       else if(pNameDict->KeyExist("JavaScript"))\r
-                       {\r
-                               CPDF_Dictionary* pJSDict = pNameDict->GetDict("JavaScript");\r
-                               CPDF_Array * pArray = pJSDict->GetArray("Names");\r
-                               if (pArray) {\r
-                                       int nCount = pArray->GetCount();\r
-                                       for(int i=0; i<nCount; i++)\r
-                                       {\r
-                                               CFX_ByteString cbStr = pArray->GetString(i);\r
-                                               if(cbStr.Compare("com.adobe.acrobat.SharedReview.Register") == 0)\r
-                                               {\r
-                                                       FPDF_UnSupportError(FPDF_UNSP_DOC_SHAREDREVIEW);\r
-                                                       return;\r
-                                               }\r
-                                       }\r
-                               }\r
-                       }\r
-               }\r
-       }\r
-\r
-       // SharedForm\r
-       CPDF_Metadata metaData;\r
-       metaData.LoadDoc(pDoc);\r
-       CXML_Element * pElement = metaData.GetRoot();\r
-       if(pElement)\r
-               CheckSharedForm(pElement, "workflowType");\r
-\r
-       \r
-       // XFA Forms\r
-       CPDF_InterForm * pInterForm = FX_NEW CPDF_InterForm(pDoc,FALSE);\r
-       if (pInterForm)\r
-       {\r
-               if(pInterForm->HasXFAForm())\r
-               {\r
-                       FPDF_UnSupportError(FPDF_UNSP_DOC_XFAFORM);\r
-               }\r
-               delete pInterForm;\r
-       }\r
-}\r
-\r
-DLLEXPORT int FPDFDoc_GetPageMode(FPDF_DOCUMENT document)\r
-{\r
-       if (!document) return PAGEMODE_UNKONOWN;\r
-       CPDF_Dictionary *pRoot = ((CPDF_Document*)document)->GetRoot();\r
-       if (!pRoot)\r
-               return PAGEMODE_UNKONOWN;\r
-       CPDF_Object* pName = pRoot->GetElement("PageMode");\r
-       if (!pName)\r
-               return PAGEMODE_USENONE;\r
-       CFX_ByteString strPageMode = pName->GetString();\r
-       \r
-       if (strPageMode.IsEmpty()||strPageMode.EqualNoCase(FX_BSTR("UseNone")))\r
-               return PAGEMODE_USENONE;\r
-       else if (strPageMode.EqualNoCase(FX_BSTR("UseOutlines")))\r
-               return PAGEMODE_USEOUTLINES;\r
-       else if (strPageMode.EqualNoCase(FX_BSTR("UseThumbs")))\r
-               return PAGEMODE_USETHUMBS;\r
-       else if (strPageMode.EqualNoCase(FX_BSTR("FullScreen")))\r
-               return PAGEMODE_FULLSCREEN;\r
-       else if (strPageMode.EqualNoCase(FX_BSTR("UseOC")))\r
-               return PAGEMODE_USEOC;\r
-       else if (strPageMode.EqualNoCase(FX_BSTR("UseAttachments")))\r
-               return PAGEMODE_USEATTACHMENTS;\r
-\r
-       return PAGEMODE_UNKONOWN;\r
-}\r
+// 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 "../../core/include/fxcrt/fx_xml.h"
+#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(void* 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->GetAnnotDict();
+    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->GetAnnotDict();
+    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(const 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;
+      }
+      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(pDoc);
+  const 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) {
+  CPDF_Document* pDoc = CPDFDocumentFromFPDFDocument(document);
+  if (!pDoc)
+    return PAGEMODE_UNKNOWN;
+
+  CPDF_Dictionary* pRoot = pDoc->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("UseNone"))
+    return PAGEMODE_USENONE;
+  if (strPageMode.EqualNoCase("UseOutlines"))
+    return PAGEMODE_USEOUTLINES;
+  if (strPageMode.EqualNoCase("UseThumbs"))
+    return PAGEMODE_USETHUMBS;
+  if (strPageMode.EqualNoCase("FullScreen"))
+    return PAGEMODE_FULLSCREEN;
+  if (strPageMode.EqualNoCase("UseOC"))
+    return PAGEMODE_USEOC;
+  if (strPageMode.EqualNoCase("UseAttachments"))
+    return PAGEMODE_USEATTACHMENTS;
+
+  return PAGEMODE_UNKNOWN;
+}