diff options
Diffstat (limited to 'fpdfsdk/src/fpdfppo.cpp')
| -rw-r--r-- | fpdfsdk/src/fpdfppo.cpp | 814 |
1 files changed, 402 insertions, 412 deletions
diff --git a/fpdfsdk/src/fpdfppo.cpp b/fpdfsdk/src/fpdfppo.cpp index 688b79306e..93766ee2cf 100644 --- a/fpdfsdk/src/fpdfppo.cpp +++ b/fpdfsdk/src/fpdfppo.cpp @@ -11,15 +11,15 @@ class CPDF_PageOrganizer { public: - CPDF_PageOrganizer(); - ~CPDF_PageOrganizer(); + CPDF_PageOrganizer(); + ~CPDF_PageOrganizer(); public: - FX_BOOL PDFDocInit(CPDF_Document *pDestPDFDoc, CPDF_Document *pSrcPDFDoc); - FX_BOOL ExportPage(CPDF_Document *pSrcPDFDoc, CFX_WordArray* nPageNum, CPDF_Document *pDestPDFDoc, int nIndex); - CPDF_Object* PageDictGetInheritableTag(CPDF_Dictionary *pDict, CFX_ByteString nSrctag); - FX_BOOL UpdateReference(CPDF_Object *pObj, CPDF_Document *pDoc, CFX_MapPtrToPtr* pMapPtrToPtr); - int GetNewObjId(CPDF_Document *pDoc, CFX_MapPtrToPtr* pMapPtrToPtr, CPDF_Reference *pRef); + FX_BOOL PDFDocInit(CPDF_Document *pDestPDFDoc, CPDF_Document *pSrcPDFDoc); + FX_BOOL ExportPage(CPDF_Document *pSrcPDFDoc, CFX_WordArray* nPageNum, CPDF_Document *pDestPDFDoc, int nIndex); + CPDF_Object* PageDictGetInheritableTag(CPDF_Dictionary *pDict, CFX_ByteString nSrctag); + FX_BOOL UpdateReference(CPDF_Object *pObj, CPDF_Document *pDoc, CFX_MapPtrToPtr* pMapPtrToPtr); + int GetNewObjId(CPDF_Document *pDoc, CFX_MapPtrToPtr* pMapPtrToPtr, CPDF_Reference *pRef); }; @@ -36,437 +36,427 @@ CPDF_PageOrganizer::~CPDF_PageOrganizer() FX_BOOL CPDF_PageOrganizer::PDFDocInit(CPDF_Document *pDestPDFDoc, CPDF_Document *pSrcPDFDoc) { - if(!pDestPDFDoc || !pSrcPDFDoc) - return false; - - CPDF_Dictionary* pNewRoot = pDestPDFDoc->GetRoot(); - if(!pNewRoot) return FALSE; - - //Set the document information//////////////////////////////////////////// - - CPDF_Dictionary* DInfoDict = pDestPDFDoc->GetInfo(); - - if(!DInfoDict) - return FALSE; - - CFX_ByteString producerstr; - producerstr.Format("PDFium"); - DInfoDict->SetAt("Producer", new CPDF_String(producerstr)); - - //Set type//////////////////////////////////////////////////////////////// - CFX_ByteString cbRootType = pNewRoot->GetString("Type",""); - if( cbRootType.Equal("") ) - { - pNewRoot->SetAt("Type", new CPDF_Name("Catalog")); - } - - CPDF_Dictionary* pNewPages = (CPDF_Dictionary*)(pNewRoot->GetElement("Pages")? pNewRoot->GetElement("Pages")->GetDirect() : NULL); - if(!pNewPages) - { - pNewPages = new CPDF_Dictionary; - FX_DWORD NewPagesON = pDestPDFDoc->AddIndirectObject(pNewPages); - pNewRoot->SetAt("Pages", new CPDF_Reference(pDestPDFDoc, NewPagesON)); - } - - CFX_ByteString cbPageType = pNewPages->GetString("Type",""); - if(cbPageType.Equal("")) - { - pNewPages->SetAt("Type", new CPDF_Name("Pages")); - } - - CPDF_Array* pKeysArray = pNewPages->GetArray("Kids"); - if(pKeysArray == NULL) - { - CPDF_Array* pNewKids = new CPDF_Array; - FX_DWORD Kidsobjnum = -1; - Kidsobjnum = pDestPDFDoc->AddIndirectObject(pNewKids);//, Kidsobjnum, Kidsgennum); - - pNewPages->SetAt("Kids", new CPDF_Reference(pDestPDFDoc, Kidsobjnum));//, Kidsgennum)); - pNewPages->SetAt("Count", new CPDF_Number(0)); - } - - return true; + if(!pDestPDFDoc || !pSrcPDFDoc) + return false; + + CPDF_Dictionary* pNewRoot = pDestPDFDoc->GetRoot(); + if(!pNewRoot) return FALSE; + + //Set the document information//////////////////////////////////////////// + + CPDF_Dictionary* DInfoDict = pDestPDFDoc->GetInfo(); + + if(!DInfoDict) + return FALSE; + + CFX_ByteString producerstr; + producerstr.Format("PDFium"); + DInfoDict->SetAt("Producer", new CPDF_String(producerstr)); + + //Set type//////////////////////////////////////////////////////////////// + CFX_ByteString cbRootType = pNewRoot->GetString("Type",""); + if( cbRootType.Equal("") ) + { + pNewRoot->SetAt("Type", new CPDF_Name("Catalog")); + } + + CPDF_Dictionary* pNewPages = (CPDF_Dictionary*)(pNewRoot->GetElement("Pages")? pNewRoot->GetElement("Pages")->GetDirect() : NULL); + if(!pNewPages) + { + pNewPages = new CPDF_Dictionary; + FX_DWORD NewPagesON = pDestPDFDoc->AddIndirectObject(pNewPages); + pNewRoot->SetAt("Pages", new CPDF_Reference(pDestPDFDoc, NewPagesON)); + } + + CFX_ByteString cbPageType = pNewPages->GetString("Type",""); + if(cbPageType.Equal("")) + { + pNewPages->SetAt("Type", new CPDF_Name("Pages")); + } + + CPDF_Array* pKeysArray = pNewPages->GetArray("Kids"); + if(pKeysArray == NULL) + { + CPDF_Array* pNewKids = new CPDF_Array; + FX_DWORD Kidsobjnum = -1; + Kidsobjnum = pDestPDFDoc->AddIndirectObject(pNewKids);//, Kidsobjnum, Kidsgennum); + + pNewPages->SetAt("Kids", new CPDF_Reference(pDestPDFDoc, Kidsobjnum));//, Kidsgennum)); + pNewPages->SetAt("Count", new CPDF_Number(0)); + } + + return true; } FX_BOOL CPDF_PageOrganizer::ExportPage(CPDF_Document *pSrcPDFDoc, CFX_WordArray* nPageNum, - CPDF_Document *pDestPDFDoc,int nIndex) + CPDF_Document *pDestPDFDoc,int nIndex) { - int curpage =nIndex; - - CFX_MapPtrToPtr* pMapPtrToPtr = new CFX_MapPtrToPtr; - pMapPtrToPtr->InitHashTable(1001); - - for(int i=0; i<nPageNum->GetSize(); i++) - { - - CPDF_Dictionary* pCurPageDict = pDestPDFDoc->CreateNewPage(curpage); - CPDF_Dictionary* pSrcPageDict = pSrcPDFDoc->GetPage(nPageNum->GetAt(i)-1); - if(!pSrcPageDict || !pCurPageDict) - { - delete pMapPtrToPtr; - return FALSE; - } - - // Clone the page dictionary/////////// - FX_POSITION SrcPos = pSrcPageDict->GetStartPos(); - while (SrcPos) - { - CFX_ByteString cbSrcKeyStr; - CPDF_Object* pObj = pSrcPageDict->GetNextElement(SrcPos, cbSrcKeyStr); - if(cbSrcKeyStr.Compare(("Type")) && cbSrcKeyStr.Compare(("Parent"))) - { - if(pCurPageDict->KeyExist(cbSrcKeyStr)) - pCurPageDict->RemoveAt(cbSrcKeyStr); - pCurPageDict->SetAt(cbSrcKeyStr, pObj->Clone()); - } - } - - //inheritable item/////////////////////// - CPDF_Object* pInheritable = NULL; - //1 MediaBox //required - if(!pCurPageDict->KeyExist("MediaBox")) - { - - pInheritable = PageDictGetInheritableTag(pSrcPageDict, "MediaBox"); - if(!pInheritable) - { - //Search the "CropBox" from source page dictionary, if not exists,we take the letter size. - pInheritable = PageDictGetInheritableTag(pSrcPageDict, "CropBox"); - if(pInheritable) - pCurPageDict->SetAt("MediaBox", pInheritable->Clone()); - else - { - //Make the default size to be letter size (8.5'x11') - CPDF_Array* pArray = new CPDF_Array; - pArray->AddNumber(0); - pArray->AddNumber(0); - pArray->AddNumber(612); - pArray->AddNumber(792); - pCurPageDict->SetAt("MediaBox", pArray); - } - } - else - pCurPageDict->SetAt("MediaBox", pInheritable->Clone()); - } - //2 Resources //required - if(!pCurPageDict->KeyExist("Resources")) - { - pInheritable = PageDictGetInheritableTag(pSrcPageDict, "Resources"); - if(!pInheritable) - { - delete pMapPtrToPtr; - return FALSE; - } - pCurPageDict->SetAt("Resources", pInheritable->Clone()); - } - //3 CropBox //Optional - if(!pCurPageDict->KeyExist("CropBox")) - { - pInheritable = PageDictGetInheritableTag(pSrcPageDict, "CropBox"); - if(pInheritable) - pCurPageDict->SetAt("CropBox", pInheritable->Clone()); - } - //4 Rotate //Optional - if(!pCurPageDict->KeyExist("Rotate")) - { - pInheritable = PageDictGetInheritableTag(pSrcPageDict, "Rotate"); - if(pInheritable) - pCurPageDict->SetAt("Rotate", pInheritable->Clone()); - } - - ///////////////////////////////////////////// - //Update the reference - FX_DWORD dwOldPageObj = pSrcPageDict->GetObjNum(); - FX_DWORD dwNewPageObj = pCurPageDict->GetObjNum(); - - pMapPtrToPtr->SetAt((void*)(uintptr_t)dwOldPageObj, (void*)(uintptr_t)dwNewPageObj); - - UpdateReference(pCurPageDict, pDestPDFDoc, pMapPtrToPtr); - curpage++; - } - - delete pMapPtrToPtr; - return TRUE; + int curpage =nIndex; + + CFX_MapPtrToPtr* pMapPtrToPtr = new CFX_MapPtrToPtr; + pMapPtrToPtr->InitHashTable(1001); + + for(int i=0; i<nPageNum->GetSize(); i++) + { + + CPDF_Dictionary* pCurPageDict = pDestPDFDoc->CreateNewPage(curpage); + CPDF_Dictionary* pSrcPageDict = pSrcPDFDoc->GetPage(nPageNum->GetAt(i)-1); + if(!pSrcPageDict || !pCurPageDict) + { + delete pMapPtrToPtr; + return FALSE; + } + + // Clone the page dictionary/////////// + FX_POSITION SrcPos = pSrcPageDict->GetStartPos(); + while (SrcPos) + { + CFX_ByteString cbSrcKeyStr; + CPDF_Object* pObj = pSrcPageDict->GetNextElement(SrcPos, cbSrcKeyStr); + if(cbSrcKeyStr.Compare(("Type")) && cbSrcKeyStr.Compare(("Parent"))) + { + if(pCurPageDict->KeyExist(cbSrcKeyStr)) + pCurPageDict->RemoveAt(cbSrcKeyStr); + pCurPageDict->SetAt(cbSrcKeyStr, pObj->Clone()); + } + } + + //inheritable item/////////////////////// + CPDF_Object* pInheritable = NULL; + //1 MediaBox //required + if(!pCurPageDict->KeyExist("MediaBox")) + { + + pInheritable = PageDictGetInheritableTag(pSrcPageDict, "MediaBox"); + if(!pInheritable) + { + //Search the "CropBox" from source page dictionary, if not exists,we take the letter size. + pInheritable = PageDictGetInheritableTag(pSrcPageDict, "CropBox"); + if(pInheritable) + pCurPageDict->SetAt("MediaBox", pInheritable->Clone()); + else + { + //Make the default size to be letter size (8.5'x11') + CPDF_Array* pArray = new CPDF_Array; + pArray->AddNumber(0); + pArray->AddNumber(0); + pArray->AddNumber(612); + pArray->AddNumber(792); + pCurPageDict->SetAt("MediaBox", pArray); + } + } + else + pCurPageDict->SetAt("MediaBox", pInheritable->Clone()); + } + //2 Resources //required + if(!pCurPageDict->KeyExist("Resources")) + { + pInheritable = PageDictGetInheritableTag(pSrcPageDict, "Resources"); + if(!pInheritable) + { + delete pMapPtrToPtr; + return FALSE; + } + pCurPageDict->SetAt("Resources", pInheritable->Clone()); + } + //3 CropBox //Optional + if(!pCurPageDict->KeyExist("CropBox")) + { + pInheritable = PageDictGetInheritableTag(pSrcPageDict, "CropBox"); + if(pInheritable) + pCurPageDict->SetAt("CropBox", pInheritable->Clone()); + } + //4 Rotate //Optional + if(!pCurPageDict->KeyExist("Rotate")) + { + pInheritable = PageDictGetInheritableTag(pSrcPageDict, "Rotate"); + if(pInheritable) + pCurPageDict->SetAt("Rotate", pInheritable->Clone()); + } + + ///////////////////////////////////////////// + //Update the reference + FX_DWORD dwOldPageObj = pSrcPageDict->GetObjNum(); + FX_DWORD dwNewPageObj = pCurPageDict->GetObjNum(); + + pMapPtrToPtr->SetAt((void*)(uintptr_t)dwOldPageObj, (void*)(uintptr_t)dwNewPageObj); + + UpdateReference(pCurPageDict, pDestPDFDoc, pMapPtrToPtr); + curpage++; + } + + delete pMapPtrToPtr; + return TRUE; } CPDF_Object* CPDF_PageOrganizer::PageDictGetInheritableTag(CPDF_Dictionary *pDict, CFX_ByteString nSrctag) { - if(!pDict || !pDict->KeyExist("Type") || nSrctag.IsEmpty()) - return NULL; - - CPDF_Object* pType = pDict->GetElement("Type")->GetDirect(); - if(!pType || pType->GetType() != PDFOBJ_NAME) return NULL; - - if(pType->GetString().Compare("Page")) return NULL; - - if(!pDict->KeyExist("Parent")) return NULL; - CPDF_Object* pParent = pDict->GetElement("Parent")->GetDirect(); - if(!pParent || pParent->GetType() != PDFOBJ_DICTIONARY) return NULL; - - CPDF_Dictionary* pp = (CPDF_Dictionary*)pParent; - - if(pDict->KeyExist((const char*)nSrctag)) - return pDict->GetElement((const char*)nSrctag); - while (pp) - { - if(pp->KeyExist((const char*)nSrctag)) - return pp->GetElement((const char*)nSrctag); - else if (pp->KeyExist("Parent")) - { - pp = (CPDF_Dictionary*)pp->GetElement("Parent")->GetDirect(); - if (pp->GetType() == PDFOBJ_NULL) break; - } - else break; - } - - return NULL; + if(!pDict || !pDict->KeyExist("Type") || nSrctag.IsEmpty()) + return NULL; + + CPDF_Object* pType = pDict->GetElement("Type")->GetDirect(); + if(!pType || pType->GetType() != PDFOBJ_NAME) return NULL; + + if(pType->GetString().Compare("Page")) return NULL; + + if(!pDict->KeyExist("Parent")) return NULL; + CPDF_Object* pParent = pDict->GetElement("Parent")->GetDirect(); + if(!pParent || pParent->GetType() != PDFOBJ_DICTIONARY) return NULL; + + CPDF_Dictionary* pp = (CPDF_Dictionary*)pParent; + + if(pDict->KeyExist((const char*)nSrctag)) + return pDict->GetElement((const char*)nSrctag); + while (pp) + { + if (pp->KeyExist((const char*)nSrctag)) + return pp->GetElement((const char*)nSrctag); + if (pp->KeyExist("Parent")) + { + pp = (CPDF_Dictionary*)pp->GetElement("Parent")->GetDirect(); + if (pp->GetType() == PDFOBJ_NULL) + break; + } + else + break; + } + + return NULL; } FX_BOOL CPDF_PageOrganizer::UpdateReference(CPDF_Object *pObj, CPDF_Document *pDoc, - CFX_MapPtrToPtr* pMapPtrToPtr) + CFX_MapPtrToPtr* pMapPtrToPtr) { - switch (pObj->GetType()) - { - case PDFOBJ_REFERENCE: - { - CPDF_Reference* pReference = (CPDF_Reference*)pObj; - int newobjnum = GetNewObjId(pDoc, pMapPtrToPtr, pReference); - if (newobjnum == 0) return FALSE; - pReference->SetRef(pDoc, newobjnum);//, 0); - break; - } - case PDFOBJ_DICTIONARY: - { - CPDF_Dictionary* pDict = (CPDF_Dictionary*)pObj; - - FX_POSITION pos = pDict->GetStartPos(); - while(pos) - { - CFX_ByteString key(""); - CPDF_Object* pNextObj = pDict->GetNextElement(pos, key); - if (!FXSYS_strcmp(key, "Parent") || !FXSYS_strcmp(key, "Prev") || !FXSYS_strcmp(key, "First")) - continue; - if(pNextObj) - { - if(!UpdateReference(pNextObj, pDoc, pMapPtrToPtr)) - pDict->RemoveAt(key); - } - else - return FALSE; - } - break; - } - case PDFOBJ_ARRAY: - { - CPDF_Array* pArray = (CPDF_Array*)pObj; - FX_DWORD count = pArray->GetCount(); - for(FX_DWORD i = 0; i < count; i ++) - { - CPDF_Object* pNextObj = pArray->GetElement(i); - if(pNextObj) - { - if(!UpdateReference(pNextObj, pDoc, pMapPtrToPtr)) - return FALSE; - } - else - return FALSE; - } - break; - } - case PDFOBJ_STREAM: - { - CPDF_Stream* pStream = (CPDF_Stream*)pObj; - CPDF_Dictionary* pDict = pStream->GetDict(); - if(pDict) - { - if(!UpdateReference(pDict, pDoc, pMapPtrToPtr)) - return FALSE; - } - else - return FALSE; - break; - } - default: break; - } - - return TRUE; + switch (pObj->GetType()) + { + case PDFOBJ_REFERENCE: + { + CPDF_Reference* pReference = (CPDF_Reference*)pObj; + int newobjnum = GetNewObjId(pDoc, pMapPtrToPtr, pReference); + if (newobjnum == 0) return FALSE; + pReference->SetRef(pDoc, newobjnum);//, 0); + break; + } + case PDFOBJ_DICTIONARY: + { + CPDF_Dictionary* pDict = (CPDF_Dictionary*)pObj; + + FX_POSITION pos = pDict->GetStartPos(); + while(pos) + { + CFX_ByteString key(""); + CPDF_Object* pNextObj = pDict->GetNextElement(pos, key); + if (!FXSYS_strcmp(key, "Parent") || !FXSYS_strcmp(key, "Prev") || !FXSYS_strcmp(key, "First")) + continue; + if(pNextObj) + { + if(!UpdateReference(pNextObj, pDoc, pMapPtrToPtr)) + pDict->RemoveAt(key); + } + else + return FALSE; + } + break; + } + case PDFOBJ_ARRAY: + { + CPDF_Array* pArray = (CPDF_Array*)pObj; + FX_DWORD count = pArray->GetCount(); + for(FX_DWORD i = 0; i < count; i ++) + { + CPDF_Object* pNextObj = pArray->GetElement(i); + if(pNextObj) + { + if(!UpdateReference(pNextObj, pDoc, pMapPtrToPtr)) + return FALSE; + } + else + return FALSE; + } + break; + } + case PDFOBJ_STREAM: + { + CPDF_Stream* pStream = (CPDF_Stream*)pObj; + CPDF_Dictionary* pDict = pStream->GetDict(); + if(pDict) + { + if(!UpdateReference(pDict, pDoc, pMapPtrToPtr)) + return FALSE; + } + else + return FALSE; + break; + } + default: break; + } + + return TRUE; } -int CPDF_PageOrganizer::GetNewObjId(CPDF_Document *pDoc, CFX_MapPtrToPtr* pMapPtrToPtr, - CPDF_Reference *pRef) +int CPDF_PageOrganizer::GetNewObjId(CPDF_Document *pDoc, CFX_MapPtrToPtr* pMapPtrToPtr, + CPDF_Reference *pRef) { - size_t dwObjnum = 0; - if(!pRef) - return 0; - dwObjnum = pRef->GetRefObjNum(); - - size_t dwNewObjNum = 0; - - pMapPtrToPtr->Lookup((void*)dwObjnum, (void*&)dwNewObjNum); - if(dwNewObjNum) - { - return (int)dwNewObjNum; - } - else - { - CPDF_Object* pDirect = pRef->GetDirect(); - if(!pDirect) - { - return 0; - } - - CPDF_Object* pClone = pDirect->Clone(); - if(!pClone) - { - return 0; - } - - if(pClone->GetType() == PDFOBJ_DICTIONARY) - { - CPDF_Dictionary* pDictClone = (CPDF_Dictionary*)pClone; - if(pDictClone->KeyExist("Type")) - { - CFX_ByteString strType = pDictClone->GetString("Type"); - if(!FXSYS_stricmp(strType, "Pages")) - { - pDictClone->Release(); - return 4; - } - else if(!FXSYS_stricmp(strType, "Page")) - { - pDictClone->Release(); - return 0; - } - } - } - dwNewObjNum = pDoc->AddIndirectObject(pClone);//, onum, gnum); - pMapPtrToPtr->SetAt((void*)dwObjnum, (void*)dwNewObjNum); - - if(!UpdateReference(pClone, pDoc, pMapPtrToPtr)) - { - pClone->Release(); - return 0; - } - return (int)dwNewObjNum; - } - return 0; + if(!pRef) + return 0; + + size_t dwObjnum = pRef->GetRefObjNum(); + size_t dwNewObjNum = 0; + + pMapPtrToPtr->Lookup((void*)dwObjnum, (void*&)dwNewObjNum); + if(dwNewObjNum) + { + return (int)dwNewObjNum; + } + + CPDF_Object* pDirect = pRef->GetDirect(); + if(!pDirect) + { + return 0; + } + + CPDF_Object* pClone = pDirect->Clone(); + if(!pClone) + { + return 0; + } + + if(pClone->GetType() == PDFOBJ_DICTIONARY) + { + CPDF_Dictionary* pDictClone = (CPDF_Dictionary*)pClone; + if(pDictClone->KeyExist("Type")) + { + CFX_ByteString strType = pDictClone->GetString("Type"); + if(!FXSYS_stricmp(strType, "Pages")) + { + pDictClone->Release(); + return 4; + } + else if(!FXSYS_stricmp(strType, "Page")) + { + pDictClone->Release(); + return 0; + } + } + } + + dwNewObjNum = pDoc->AddIndirectObject(pClone); + pMapPtrToPtr->SetAt((void*)dwObjnum, (void*)dwNewObjNum); + if(!UpdateReference(pClone, pDoc, pMapPtrToPtr)) + { + pClone->Release(); + return 0; + } + + return (int)dwNewObjNum; } FPDF_BOOL ParserPageRangeString(CFX_ByteString rangstring, CFX_WordArray* pageArray,int nCount) { - - if(rangstring.GetLength() != 0) - { - rangstring.Remove(' '); - int nLength = rangstring.GetLength(); - CFX_ByteString cbCompareString("0123456789-,"); - for(int i=0; i<nLength; i++) - { - if(cbCompareString.Find(rangstring[i]) == -1) - return FALSE; - } - CFX_ByteString cbMidRange; - int nStringFrom = 0; - int nStringTo=0; - while(nStringTo < nLength) - { - nStringTo = rangstring.Find(',',nStringFrom); - if(nStringTo == -1) - { - nStringTo = nLength; - } - cbMidRange = rangstring.Mid(nStringFrom,nStringTo-nStringFrom); - - int nMid = cbMidRange.Find('-'); - if(nMid == -1) - { - long lPageNum = atol(cbMidRange); - if(lPageNum <= 0 || lPageNum > nCount) - return FALSE; - pageArray->Add((FX_WORD)lPageNum); - } - else - { - int nStartPageNum = atol(cbMidRange.Mid(0,nMid)); - if (nStartPageNum ==0) - { - return FALSE; - } - - - nMid = nMid+1; - int nEnd = cbMidRange.GetLength()-nMid; - - if(nEnd ==0)return FALSE; - - // int nEndPageNum = (nEnd == 0)?nCount:atol(cbMidRange.Mid(nMid,nEnd)); - int nEndPageNum = atol(cbMidRange.Mid(nMid,nEnd)); - - if(nStartPageNum < 0 ||nStartPageNum >nEndPageNum|| nEndPageNum > nCount) - { - return FALSE; - } - else - { - for(int nIndex=nStartPageNum; nIndex <= nEndPageNum; nIndex ++) - pageArray->Add(nIndex); - } - } - nStringFrom = nStringTo +1; - } - } - return TRUE; + if(rangstring.GetLength() != 0) + { + rangstring.Remove(' '); + int nLength = rangstring.GetLength(); + CFX_ByteString cbCompareString("0123456789-,"); + for(int i=0; i<nLength; i++) + { + if(cbCompareString.Find(rangstring[i]) == -1) + return FALSE; + } + CFX_ByteString cbMidRange; + int nStringFrom = 0; + int nStringTo=0; + while(nStringTo < nLength) + { + nStringTo = rangstring.Find(',',nStringFrom); + if(nStringTo == -1) + { + nStringTo = nLength; + } + cbMidRange = rangstring.Mid(nStringFrom,nStringTo-nStringFrom); + + int nMid = cbMidRange.Find('-'); + if(nMid == -1) + { + long lPageNum = atol(cbMidRange); + if(lPageNum <= 0 || lPageNum > nCount) + return FALSE; + + pageArray->Add((FX_WORD)lPageNum); + } + else + { + int nStartPageNum = atol(cbMidRange.Mid(0,nMid)); + if (nStartPageNum ==0) + return FALSE; + + nMid = nMid+1; + int nEnd = cbMidRange.GetLength()-nMid; + if (nEnd ==0) + return FALSE; + + int nEndPageNum = atol(cbMidRange.Mid(nMid,nEnd)); + if (nStartPageNum < 0 ||nStartPageNum >nEndPageNum|| nEndPageNum > nCount) + return FALSE; + + for (int nIndex = nStartPageNum; nIndex <= nEndPageNum; ++nIndex) + pageArray->Add(nIndex); + } + nStringFrom = nStringTo + 1; + } + } + return TRUE; } DLLEXPORT FPDF_BOOL STDCALL FPDF_ImportPages(FPDF_DOCUMENT dest_doc,FPDF_DOCUMENT src_doc, - FPDF_BYTESTRING pagerange, int index) + FPDF_BYTESTRING pagerange, int index) { - if(dest_doc == NULL || src_doc == NULL ) - return FALSE; - CFX_WordArray pageArray; - CPDFXFA_Document* pSrcDoc = (CPDFXFA_Document*)src_doc; - CPDF_Document* pSrcPDFDoc = pSrcDoc->GetPDFDoc(); - int nCount = pSrcPDFDoc->GetPageCount(); - if(pagerange) - { - if(ParserPageRangeString(pagerange,&pageArray,nCount) == FALSE) - return FALSE; - } - else - { - for(int i=1; i<=nCount; i++) - { - pageArray.Add(i); - } - } - - CPDFXFA_Document* pDestDoc = (CPDFXFA_Document*)dest_doc; - CPDF_Document* pDestPDFDoc = pDestDoc->GetPDFDoc(); - CPDF_PageOrganizer pageOrg; - - pageOrg.PDFDocInit(pDestPDFDoc,pSrcPDFDoc); - - if(pageOrg.ExportPage(pSrcPDFDoc,&pageArray,pDestPDFDoc,index)) - return TRUE; - return FALSE; + if(dest_doc == NULL || src_doc == NULL ) + return FALSE; + CFX_WordArray pageArray; + CPDFXFA_Document* pSrcDoc = (CPDFXFA_Document*)src_doc; + CPDF_Document* pSrcPDFDoc = pSrcDoc->GetPDFDoc(); + int nCount = pSrcPDFDoc->GetPageCount(); + if(pagerange) + { + if(ParserPageRangeString(pagerange,&pageArray,nCount) == FALSE) + return FALSE; + } + else + { + for(int i=1; i<=nCount; i++) + { + pageArray.Add(i); + } + } + + CPDFXFA_Document* pDestDoc = (CPDFXFA_Document*)dest_doc; + CPDF_Document* pDestPDFDoc = pDestDoc->GetPDFDoc(); + CPDF_PageOrganizer pageOrg; + + pageOrg.PDFDocInit(pDestPDFDoc,pSrcPDFDoc); + + if(pageOrg.ExportPage(pSrcPDFDoc,&pageArray,pDestPDFDoc,index)) + return TRUE; + return FALSE; } DLLEXPORT FPDF_BOOL STDCALL FPDF_CopyViewerPreferences(FPDF_DOCUMENT dest_doc, FPDF_DOCUMENT src_doc) { - if(src_doc == NULL || dest_doc == NULL) - return false; - CPDFXFA_Document* pSrcDoc = (CPDFXFA_Document*)src_doc; - CPDF_Document* pSrcPDFDoc = pSrcDoc->GetPDFDoc(); - CPDF_Dictionary* pSrcDict = pSrcPDFDoc->GetRoot(); - pSrcDict = pSrcDict->GetDict(FX_BSTRC("ViewerPreferences")); - if(!pSrcDict) - return FALSE; - CPDFXFA_Document* pDstDoc = (CPDFXFA_Document*)dest_doc; - CPDF_Document* pDstPDFDoc = pDstDoc->GetPDFDoc(); - CPDF_Dictionary* pDstDict = pDstPDFDoc->GetRoot(); - if(!pDstDict) - return FALSE; - pDstDict->SetAt(FX_BSTRC("ViewerPreferences"), pSrcDict->Clone(TRUE)); - return TRUE; + if(src_doc == NULL || dest_doc == NULL) + return false; + CPDFXFA_Document* pSrcDoc = (CPDFXFA_Document*)src_doc; + CPDF_Document* pSrcPDFDoc = pSrcDoc->GetPDFDoc(); + CPDF_Dictionary* pSrcDict = pSrcPDFDoc->GetRoot(); + pSrcDict = pSrcDict->GetDict(FX_BSTRC("ViewerPreferences")); + if(!pSrcDict) + return FALSE; + CPDFXFA_Document* pDstDoc = (CPDFXFA_Document*)dest_doc; + CPDF_Document* pDstPDFDoc = pDstDoc->GetPDFDoc(); + CPDF_Dictionary* pDstDict = pDstPDFDoc->GetRoot(); + if(!pDstDict) + return FALSE; + pDstDict->SetAt(FX_BSTRC("ViewerPreferences"), pSrcDict->Clone(TRUE)); + return TRUE; } |