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https://github.com/ONLYOFFICE/core.git
synced 2026-07-20 01:04:34 +08:00
Fix CPdfReader functions
This commit is contained in:
Svetlana Kulikova
@ -446,6 +446,10 @@ bool CPdfReader::LoadFromMemory(NSFonts::IApplicationFonts* pAppFonts, BYTE* dat
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return true;
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}
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bool CPdfReader::AddFromFile(const std::wstring& wsFile, const std::wstring& wsPassword)
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{
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return true;
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}
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bool CPdfReader::AddFromMemory(BYTE* pData, DWORD nLength, const std::wstring& wsPassword)
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{
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return true;
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@ -548,6 +552,17 @@ int CPdfReader::GetMaxRefID()
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}
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return nMaxRefID;
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}
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int CPdfReader::GetNumPages()
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{
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int nNumPages = 0;
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for (CPdfReaderContext* pPDFContext : m_vPDFContext)
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{
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if (!pPDFContext || !pPDFContext->m_pDocument)
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continue;
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nNumPages += pPDFContext->m_pDocument->getNumPages();
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}
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return nNumPages;
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}
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bool CPdfReader::ValidMetaData()
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{
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if (m_vPDFContext.empty() || m_vPDFContext.size() != 1)
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@ -641,6 +656,26 @@ std::wstring CPdfReader::ToXml(const std::wstring& wsFilePath, bool isPrintStrea
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return wsXml;
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}
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PDFDoc* CPdfReader::GetFirstPDFDocument()
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{
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if (m_vPDFContext.empty())
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return NULL;
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CPdfReaderContext* pPDFContext = m_vPDFContext.front();
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if (pPDFContext)
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return pPDFContext->m_pDocument;
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return NULL;
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}
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PDFDoc* CPdfReader::GetLastPDFDocument()
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{
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if (m_vPDFContext.empty())
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return NULL;
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CPdfReaderContext* pPDFContext = m_vPDFContext.back();
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if (pPDFContext)
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return pPDFContext->m_pDocument;
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return NULL;
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}
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std::wstring CPdfReader::GetInfo()
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{
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@ -749,17 +784,7 @@ std::wstring CPdfReader::GetInfo()
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sRes += L",\"PageHeight\":";
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sRes += std::to_wstring((int)(nH * 100));
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sRes += L",\"NumberOfPages\":";
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int nNumPages = 0;
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for (CPdfReaderContext* pPDFContext : m_vPDFContext)
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{
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if (!pPDFContext || !pPDFContext->m_pDocument)
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continue;
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PDFDoc* pDoc = pPDFContext->m_pDocument;
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nNumPages += pDoc->getNumPages();
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}
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sRes += std::to_wstring(nNumPages);
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sRes += std::to_wstring(GetNumPages());
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sRes += L",\"FastWebView\":";
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bool bLinearized = false;
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@ -1003,7 +1028,7 @@ BYTE* CPdfReader::GetLinks(int _nPageIndex)
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int nRotate = 0;
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#ifdef BUILDING_WASM_MODULE
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nRotate = -m_pPDFDocument->getPageRotate(nPageIndex);
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nRotate = -pDoc->getPageRotate(nPageIndex);
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#endif
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// Текст-ссылка
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@ -1043,18 +1068,22 @@ BYTE* CPdfReader::GetLinks(int _nPageIndex)
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}
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BYTE* CPdfReader::GetWidgets()
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{
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if (!m_pPDFDocument || !m_pPDFDocument->getCatalog())
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return NULL;
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if (!m_pPDFDocument->getCatalog()->getForm() || !m_pPDFDocument->getXRef())
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return NULL;
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NSWasm::CData oRes;
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oRes.SkipLen();
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PdfReader::CAnnots* pAnnots = new PdfReader::CAnnots(m_pPDFDocument, m_pFontManager, m_pFontList);
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if (pAnnots)
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pAnnots->ToWASM(oRes);
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RELEASEOBJECT(pAnnots);
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for (CPdfReaderContext* pPDFContext : m_vPDFContext)
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{
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PDFDoc* pDoc = pPDFContext->m_pDocument;
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if (!pDoc || !pDoc->getCatalog())
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continue;
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if (!pDoc->getCatalog()->getForm() || !pDoc->getXRef())
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continue;
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PdfReader::CAnnots* pAnnots = new PdfReader::CAnnots(pDoc, m_pFontManager, pPDFContext->m_pFontList);
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if (pAnnots)
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pAnnots->ToWASM(oRes);
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RELEASEOBJECT(pAnnots);
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}
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oRes.WriteLen();
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BYTE* bRes = oRes.GetBuffer();
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@ -1096,10 +1125,14 @@ BYTE* CPdfReader::GetFonts(bool bStandart)
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}
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BYTE* CPdfReader::VerifySign(const std::wstring& sFile, ICertificate* pCertificate, int nWidget)
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{
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if (!m_pPDFDocument || !m_pPDFDocument->getCatalog())
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if (m_vPDFContext.empty())
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return NULL;
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AcroForm* pAcroForms = m_pPDFDocument->getCatalog()->getForm();
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CPdfReaderContext* pPDFContext = m_vPDFContext.front();
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if (!pPDFContext || !pPDFContext->m_pDocument || !pPDFContext->m_pDocument->getCatalog())
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return NULL;
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AcroForm* pAcroForms = pPDFContext->m_pDocument->getCatalog()->getForm();
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if (!pAcroForms)
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return NULL;
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@ -1175,12 +1208,15 @@ BYTE* CPdfReader::VerifySign(const std::wstring& sFile, ICertificate* pCertifica
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oRes.ClearWithoutAttack();
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return bRes;
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}
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BYTE* CPdfReader::GetAPWidget(int nRasterW, int nRasterH, int nBackgroundColor, int nPageIndex, int nWidget, const char* sView, const char* sButtonView)
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BYTE* CPdfReader::GetAPWidget(int nRasterW, int nRasterH, int nBackgroundColor, int _nPageIndex, int nWidget, const char* sView, const char* sButtonView)
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{
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if (!m_pPDFDocument || !m_pPDFDocument->getCatalog())
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PDFDoc* pDoc = NULL;
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PdfReader::CPdfFontList* pFontList = NULL;
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int nPageIndex = GetPageIndex(_nPageIndex, &pDoc, &pFontList);
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if (nPageIndex < 0 || !pDoc || !pFontList || !pDoc->getCatalog())
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return NULL;
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AcroForm* pAcroForms = m_pPDFDocument->getCatalog()->getForm();
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AcroForm* pAcroForms = pDoc->getCatalog()->getForm();
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if (!pAcroForms)
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return NULL;
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@ -1191,14 +1227,14 @@ BYTE* CPdfReader::GetAPWidget(int nRasterW, int nRasterH, int nBackgroundColor,
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{
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AcroFormField* pField = pAcroForms->getField(i);
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Object oRef;
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if (pField->getPageNum() != nPageIndex + 1 || (nWidget >= 0 && pField->getFieldRef(&oRef) && oRef.getRefNum() != nWidget))
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if (pField->getPageNum() != nPageIndex || (nWidget >= 0 && pField->getFieldRef(&oRef) && oRef.getRefNum() != nWidget))
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{
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oRef.free();
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continue;
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}
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oRef.free();
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PdfReader::CAnnotAP* pAP = new PdfReader::CAnnotAP(m_pPDFDocument, m_pFontManager, m_pFontList, nRasterW, nRasterH, nBackgroundColor, nPageIndex, sView, sButtonView, pField);
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PdfReader::CAnnotAP* pAP = new PdfReader::CAnnotAP(pDoc, m_pFontManager, pFontList, nRasterW, nRasterH, nBackgroundColor, nPageIndex, sView, sButtonView, pField);
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if (pAP)
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pAP->ToWASM(oRes);
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RELEASEOBJECT(pAP);
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@ -1209,12 +1245,14 @@ BYTE* CPdfReader::GetAPWidget(int nRasterW, int nRasterH, int nBackgroundColor,
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oRes.ClearWithoutAttack();
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return bRes;
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}
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BYTE* CPdfReader::GetButtonIcon(int nBackgroundColor, int nPageIndex, bool bBase64, int nButtonWidget, const char* sIconView)
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BYTE* CPdfReader::GetButtonIcon(int nBackgroundColor, int _nPageIndex, bool bBase64, int nButtonWidget, const char* sIconView)
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{
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if (!m_pPDFDocument || !m_pPDFDocument->getCatalog())
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PDFDoc* pDoc = NULL;
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int nPageIndex = GetPageIndex(_nPageIndex, &pDoc);
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if (nPageIndex < 0 || !pDoc || !pDoc->getCatalog())
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return NULL;
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AcroForm* pAcroForms = m_pPDFDocument->getCatalog()->getForm();
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AcroForm* pAcroForms = pDoc->getCatalog()->getForm();
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if (!pAcroForms)
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return NULL;
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@ -1225,7 +1263,7 @@ BYTE* CPdfReader::GetButtonIcon(int nBackgroundColor, int nPageIndex, bool bBase
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for (int i = 0, nNum = pAcroForms->getNumFields(); i < nNum; ++i)
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{
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AcroFormField* pField = pAcroForms->getField(i);
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if (pField->getPageNum() != nPageIndex + 1 || pField->getAcroFormFieldType() != acroFormFieldPushbutton || (nButtonWidget >= 0 && i != nButtonWidget))
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if (pField->getPageNum() != nPageIndex || pField->getAcroFormFieldType() != acroFormFieldPushbutton || (nButtonWidget >= 0 && i != nButtonWidget))
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continue;
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Object oMK;
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@ -1578,90 +1616,50 @@ void GetPageAnnots(PDFDoc* pdfDoc, NSFonts::IFontManager* pFontManager, PdfReade
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oAnnots.free();
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}
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BYTE* CPdfReader::GetAnnots(int nPageIndex)
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BYTE* CPdfReader::GetAnnots(int _nPageIndex)
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{
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if (!m_pPDFDocument || !m_pPDFDocument->getCatalog())
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if (m_vPDFContext.empty())
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return NULL;
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NSWasm::CData oRes;
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oRes.SkipLen();
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if (nPageIndex >= 0)
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GetPageAnnots(m_pPDFDocument, m_pFontManager, m_pFontList, oRes, nPageIndex);
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if (_nPageIndex >= 0)
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{
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PDFDoc* pDoc = NULL;
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PdfReader::CPdfFontList* pFontList = NULL;
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int nPageIndex = GetPageIndex(_nPageIndex, &pDoc, &pFontList);
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if (nPageIndex < 0 || !pDoc || !pFontList || !pDoc->getCatalog())
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return NULL;
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GetPageAnnots(pDoc, m_pFontManager, pFontList, oRes, nPageIndex - 1);
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}
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else
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for (int nPage = 0, nLastPage = m_pPDFDocument->getNumPages(); nPage < nLastPage; ++nPage)
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GetPageAnnots(m_pPDFDocument, m_pFontManager, m_pFontList, oRes, nPage);
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oRes.WriteLen();
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BYTE* bRes = oRes.GetBuffer();
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oRes.ClearWithoutAttack();
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return bRes;
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}
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BYTE* CPdfReader::GetShapes(int nPageIndex)
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{
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if (!m_pPDFDocument || !m_pPDFDocument->getCatalog())
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return NULL;
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Dict* pResources = m_pPDFDocument->getCatalog()->getPage(nPageIndex + 1)->getResourceDict();
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if (!pResources)
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return NULL;
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Object oProperties, oMetaOForm, oID;
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XRef* xref = m_pPDFDocument->getXRef();
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if (!pResources->lookup("Properties", &oProperties)->isDict() || !oProperties.dictLookup("OShapes", &oMetaOForm)->isDict("OShapes") || !oMetaOForm.dictLookup("ID", &oID)->isString())
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{
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oProperties.free(); oMetaOForm.free(); oID.free();
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return NULL;
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}
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oProperties.free();
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Object oTID, oID2;
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Object* pTrailerDict = xref->getTrailerDict();
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if (!pTrailerDict->dictLookup("ID", &oTID)->isArray() || !oTID.arrayGet(1, &oID2)->isString() || oID2.getString()->cmp(oID.getString()) != 0)
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{
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oMetaOForm.free(); oID.free(); oTID.free(); oID2.free();
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return NULL;
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}
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oID.free(); oTID.free(); oID2.free();
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Object oMetadata;
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if (!oMetaOForm.dictLookup("Metadata", &oMetadata)->isArray())
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{
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oMetaOForm.free(); oMetadata.free();
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return NULL;
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}
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oMetaOForm.free();
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NSWasm::CData oRes;
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oRes.SkipLen();
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int nMetadataLength = oMetadata.arrayGetLength();
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oRes.AddInt(nMetadataLength);
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for (int i = 0; i < nMetadataLength; ++i)
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{
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Object oMetaStr;
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std::string sStr;
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if (oMetadata.arrayGet(i, &oMetaStr)->isString())
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for (CPdfReaderContext* pPDFContext : m_vPDFContext)
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{
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TextString* s = new TextString(oMetaStr.getString());
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sStr = NSStringExt::CConverter::GetUtf8FromUTF32(s->getUnicode(), s->getLength());
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delete s;
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PDFDoc* pDoc = pPDFContext->m_pDocument;
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if (!pDoc || !pDoc->getCatalog() || !pPDFContext->m_pFontList)
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continue;
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for (int nPage = 0, nLastPage = pDoc->getNumPages(); nPage < nLastPage; ++nPage)
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GetPageAnnots(pDoc, m_pFontManager, pPDFContext->m_pFontList, oRes, nPage);
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}
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oRes.WriteString(sStr);
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}
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oMetadata.free();
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oRes.WriteLen();
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BYTE* bRes = oRes.GetBuffer();
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oRes.ClearWithoutAttack();
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return bRes;
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}
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BYTE* CPdfReader::GetAPAnnots(int nRasterW, int nRasterH, int nBackgroundColor, int nPageIndex, int nAnnot, const char* sView)
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BYTE* CPdfReader::GetAPAnnots(int nRasterW, int nRasterH, int nBackgroundColor, int _nPageIndex, int nAnnot, const char* sView)
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{
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if (!m_pPDFDocument || !m_pPDFDocument->getCatalog())
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PDFDoc* pDoc = NULL;
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PdfReader::CPdfFontList* pFontList = NULL;
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int nPageIndex = GetPageIndex(_nPageIndex, &pDoc, &pFontList);
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if (nPageIndex < 0 || !pDoc || !pFontList || !pDoc->getCatalog())
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return NULL;
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Object oAnnots;
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Page* pPage = m_pPDFDocument->getCatalog()->getPage(nPageIndex + 1);
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Page* pPage = pDoc->getCatalog()->getPage(nPageIndex);
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if (!pPage || !pPage->getAnnots(&oAnnots)->isArray())
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{
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oAnnots.free();
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@ -1693,7 +1691,7 @@ BYTE* CPdfReader::GetAPAnnots(int nRasterW, int nRasterH, int nBackgroundColor,
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continue;
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}
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PdfReader::CAnnotAP* pAP = new PdfReader::CAnnotAP(m_pPDFDocument, m_pFontManager, m_pFontList, nRasterW, nRasterH, nBackgroundColor, nPageIndex, sView, &oAnnotRef);
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PdfReader::CAnnotAP* pAP = new PdfReader::CAnnotAP(pDoc, m_pFontManager, pFontList, nRasterW, nRasterH, nBackgroundColor, nPageIndex - 1, sView, &oAnnotRef);
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if (pAP)
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pAP->ToWASM(oRes);
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RELEASEOBJECT(pAP);
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@ -1708,7 +1706,3 @@ BYTE* CPdfReader::GetAPAnnots(int nRasterW, int nRasterH, int nBackgroundColor,
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oRes.ClearWithoutAttack();
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return bRes;
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}
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std::map<std::wstring, std::wstring> CPdfReader::GetAnnotFonts(Object* pRefAnnot)
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{
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return PdfReader::CAnnotFonts::GetAnnotFont(m_pPDFDocument, m_pFontManager, m_pFontList, pRefAnnot);
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}
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