mirror of
https://github.com/ONLYOFFICE/core.git
synced 2026-07-11 05:24:10 +08:00
542eb8473e
git-svn-id: svn://fileserver/activex/AVS/Sources/TeamlabOffice/trunk/ServerComponents@62279 954022d7-b5bf-4e40-9824-e11837661b57
237 lines
8.4 KiB
C++
237 lines
8.4 KiB
C++
#include "CSVWriter.h"
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namespace CSVWriter
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{
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void WriteFile(NSFile::CFileBinary *pFile, WCHAR **pWriteBuffer, INT &nCurrentIndex, CString &sWriteString, UINT &nCodePage, bool bIsEnd)
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{
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if (NULL == pFile || NULL == pWriteBuffer)
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return;
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INT nCountChars = sWriteString.GetLength();
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if (0 == nCountChars && !bIsEnd)
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return;
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const INT c_nSize = 1048576; // 1024 * 1024
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const INT nSizeWchar = sizeof(WCHAR);
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if (NULL == *pWriteBuffer)
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{
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*pWriteBuffer = new WCHAR[c_nSize];
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memset(*pWriteBuffer, 0, nSizeWchar * c_nSize);
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nCurrentIndex = 0;
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}
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if (nCountChars + nCurrentIndex > c_nSize || bIsEnd)
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{
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// Буффер заполнился, пишем
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if (nCodePage == CP_UTF16)
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{
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pFile->WriteFile((BYTE*)*pWriteBuffer, sizeof (WCHAR) * nCurrentIndex);
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}
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else
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{
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//todo
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#if defined(_WIN32) || defined (_WIN64)
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INT nSize = WideCharToMultiByte(nCodePage, 0, *pWriteBuffer, nCurrentIndex, NULL, NULL, NULL, NULL);
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CHAR *pString = new CHAR [nSize];
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memset(pString, 0, sizeof (CHAR) * nSize);
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WideCharToMultiByte (nCodePage, 0, *pWriteBuffer, -1, pString, nSize, NULL, NULL);
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pFile->WriteFile((BYTE*)pString, sizeof (CHAR) * nSize);
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RELEASEARRAYOBJECTS(pString);
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#else
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BYTE* pUtf8 = NULL;
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long nUtf8Size;
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NSFile::CUtf8Converter::GetUtf8StringFromUnicode(*pWriteBuffer, nCurrentIndex, pUtf8, nUtf8Size);
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pFile->WriteFile(pUtf8, nUtf8Size);
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RELEASEARRAYOBJECTS(pUtf8);
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#endif
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}
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memset(*pWriteBuffer, 0, nSizeWchar * c_nSize);
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nCurrentIndex = 0;
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}
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if (!bIsEnd)
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{
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memcpy(*pWriteBuffer + nCurrentIndex, sWriteString.GetBuffer(), nCountChars * nSizeWchar);
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nCurrentIndex += nCountChars;
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}
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}
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void WriteFromXlsxToCsv(const CString &sFileDst, OOX::Spreadsheet::CXlsx &oXlsx, UINT nCodePage, const WCHAR wcDelimiter, bool bJSON)
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{
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NSFile::CFileBinary oFile;
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oFile.CreateFileW(string2std_string(sFileDst));
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// Нужно записать шапку
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if (CP_UTF8 == nCodePage)
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{
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BYTE arUTF8[3] = {0xEF, 0xBB, 0xBF};
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oFile.WriteFile(arUTF8, 3);
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}
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else if (CP_UTF16 == nCodePage)
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{
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BYTE arUTF16[2] = {0xFF, 0xFE};
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oFile.WriteFile(arUTF16, 2);
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}
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else if (CP_unicodeFFFE == nCodePage)
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{
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BYTE arBigEndian[2] = {0xFE, 0xFF};
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oFile.WriteFile(arBigEndian, 2);
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}
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CString sNewLineN = _T("\n");
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LONG lActiveSheet = 0;
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INT nCurrentIndex = 0;
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WCHAR *pWriteBuffer = NULL;
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CString sSheetRId = _T("Sheet1"); // Читаем не по rId, а по имени листа
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OOX::Spreadsheet::CWorkbook *pWorkbook = oXlsx.GetWorkbook();
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if (NULL != pWorkbook)
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{
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// Get active sheet
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if (pWorkbook->m_oBookViews.IsInit() && 0 < pWorkbook->m_oBookViews->m_arrItems.size())
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{
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if (pWorkbook->m_oBookViews->m_arrItems[0]->m_oActiveTab.IsInit())
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{
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lActiveSheet = pWorkbook->m_oBookViews->m_arrItems[0]->m_oActiveTab->GetValue();
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if (0 > lActiveSheet)
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lActiveSheet = 0;
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}
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}
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// Get active sheet rId (для конвертации в CSV нужно использовать name, т.к. это наш бинарник из js-скриптов и еще нет rId
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// А для json-а нужно пользовать rId, т.к. при открытии они используются
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if (pWorkbook->m_oSheets.IsInit() && 0 <= pWorkbook->m_oSheets->m_arrItems.size())
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{
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OOX::Spreadsheet::CSheet *pSheet;
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if (lActiveSheet <= pWorkbook->m_oSheets->m_arrItems.size())
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pSheet = pWorkbook->m_oSheets->m_arrItems[lActiveSheet];
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else
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pSheet = pWorkbook->m_oSheets->m_arrItems[0];
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sSheetRId = bJSON ? pSheet->m_oRid->GetValue() : pSheet->m_oName.get2();
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}
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std::map<CString, OOX::Spreadsheet::CWorksheet*> &arrWorksheets = oXlsx.GetWorksheets();
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std::map<CString, OOX::Spreadsheet::CWorksheet*>::const_iterator pPair = arrWorksheets.find(sSheetRId);
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if (pPair != arrWorksheets.end())
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{
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OOX::Spreadsheet::CWorksheet *pWorksheet = pPair->second;
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if (NULL != pWorksheet && pWorksheet->m_oSheetData.IsInit())
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{
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OOX::Spreadsheet::CSharedStrings *pSharedStrings = oXlsx.GetSharedStrings();
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CString sDelimiter = _T(""); sDelimiter += wcDelimiter;
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CString sEscape = _T("\"\n");
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sEscape += wcDelimiter;
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CString sEndJson = CString(_T("]"));
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CString sQuote = _T("\"");
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CString sDoubleQuote = _T("\"\"");
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CString sBkt = CString(_T("["));
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CString sBktComma = _T(",[");
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if (bJSON)
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CSVWriter::WriteFile(&oFile, &pWriteBuffer, nCurrentIndex, sBkt, nCodePage);
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INT nRowCurrent = 1;
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for (INT i = 0; i < pWorksheet->m_oSheetData->m_arrItems.size(); ++i)
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{
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OOX::Spreadsheet::CRow *pRow = static_cast<OOX::Spreadsheet::CRow *>(pWorksheet->m_oSheetData->m_arrItems[i]);
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INT nRow = pRow->m_oR.IsInit() ? pRow->m_oR->GetValue() : 0 == i ? nRowCurrent : nRowCurrent + 1;
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if (bJSON)
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CSVWriter::WriteFile(&oFile, &pWriteBuffer, nCurrentIndex, (0 == i ? sBkt: sBktComma), nCodePage);
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else
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{
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while (nRow > nRowCurrent)
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{
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// Write new line
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++nRowCurrent;
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WriteFile(&oFile, &pWriteBuffer, nCurrentIndex, sNewLineN, nCodePage);
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}
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}
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INT nColCurrent = 1;
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bool bIsWriteCell = false; // Нужно только для записи JSON-а
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for (INT j = 0; j < pRow->m_arrItems.size(); ++j)
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{
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INT nRowTmp = 0;
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INT nCol = 0;
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if (!OOX::Spreadsheet::CWorksheet::parseRef(pRow->m_arrItems[j]->m_oRef.get2(), nRowTmp, nCol))
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nCol = 0 == j ? nColCurrent : nColCurrent + 1;
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while (nCol > nColCurrent)
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{
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if (bJSON && false == bIsWriteCell)
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{
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// Запишем пустые строки (для JSON-а)
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WriteFile(&oFile, &pWriteBuffer, nCurrentIndex, sDoubleQuote, nCodePage);
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}
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// Write delimiter
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++nColCurrent;
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WriteFile(&oFile, &pWriteBuffer, nCurrentIndex, sDelimiter, nCodePage);
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bIsWriteCell = false;
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}
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OOX::Spreadsheet::CCell *pCell = static_cast<OOX::Spreadsheet::CCell *>(pRow->m_arrItems[j]);
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// Get cell value
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CString sCellValue = _T("");
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if (pCell->m_oValue.IsInit())
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{
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if (pCell->m_oType.IsInit() && SimpleTypes::Spreadsheet::celltypeNumber != pCell->m_oType->GetValue())
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{
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int nValue = _wtoi(pCell->m_oValue->ToString());
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if (0 <= nValue && nValue < pSharedStrings->m_arrItems.size())
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{
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OOX::Spreadsheet::CSi *pSi = static_cast<OOX::Spreadsheet::CSi *>(pSharedStrings->m_arrItems[nValue]);
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if (NULL != pSi && pSi->m_arrItems.size() > 0)
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if(NULL != pSi && pSi->m_arrItems.size() > 0)
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{
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OOX::Spreadsheet::WritingElement* pWe = pSi->m_arrItems[0];
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if(OOX::Spreadsheet::et_t == pWe->getType())
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{
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OOX::Spreadsheet::CText* pText = static_cast<OOX::Spreadsheet::CText*>(pWe);
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sCellValue = pText->m_sText;
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}
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}
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}
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}
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else
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{
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sCellValue = pCell->m_oValue->ToString();
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}
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}
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// Escape cell value
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if (bJSON || -1 != sCellValue.FindOneOf(sEscape))
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{
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sCellValue.Replace(sQuote, sDoubleQuote);
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sCellValue = sQuote + sCellValue + sQuote;
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}
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// Write cell value
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WriteFile(&oFile, &pWriteBuffer, nCurrentIndex, sCellValue, nCodePage);
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bIsWriteCell = true;
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}
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if (bJSON)
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WriteFile(&oFile, &pWriteBuffer, nCurrentIndex, sEndJson, nCodePage);
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}
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if (bJSON)
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{
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WriteFile(&oFile, &pWriteBuffer, nCurrentIndex, sEndJson, nCodePage);
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WriteFile(&oFile, &pWriteBuffer, nCurrentIndex, sEndJson, nCodePage, true);
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}
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}
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}
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}
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// Теперь мы пишем как MS Excel (новую строку записываем в файл)
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if (!bJSON)
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{
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WriteFile(&oFile, &pWriteBuffer, nCurrentIndex, sNewLineN, nCodePage);
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WriteFile(&oFile, &pWriteBuffer, nCurrentIndex, sNewLineN, nCodePage, true);
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}
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RELEASEARRAYOBJECTS(pWriteBuffer);
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oFile.CloseFile();
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}
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}
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