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-rw-r--r--sc/source/ui/docshell/impex.cxx2887
1 files changed, 2887 insertions, 0 deletions
diff --git a/sc/source/ui/docshell/impex.cxx b/sc/source/ui/docshell/impex.cxx
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+++ b/sc/source/ui/docshell/impex.cxx
@@ -0,0 +1,2887 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed
+ * with this work for additional information regarding copyright
+ * ownership. The ASF licenses this file to you under the Apache
+ * License, Version 2.0 (the "License"); you may not use this file
+ * except in compliance with the License. You may obtain a copy of
+ * the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <comphelper/processfactory.hxx>
+#include <i18nlangtag/languagetag.hxx>
+#include <i18nutil/unicode.hxx>
+#include <sot/formats.hxx>
+#include <sfx2/mieclip.hxx>
+#include <com/sun/star/i18n/CalendarFieldIndex.hpp>
+#include <sal/log.hxx>
+#include <unotools/charclass.hxx>
+#include <osl/module.hxx>
+#include <o3tl/string_view.hxx>
+
+#include <global.hxx>
+#include <docsh.hxx>
+#include <undoblk.hxx>
+#include <rangenam.hxx>
+#include <tabvwsh.hxx>
+#include <filter.hxx>
+#include <asciiopt.hxx>
+#include <formulacell.hxx>
+#include <cellform.hxx>
+#include <progress.hxx>
+#include <scitems.hxx>
+#include <editable.hxx>
+#include <compiler.hxx>
+#include <warnbox.hxx>
+#include <clipparam.hxx>
+#include <impex.hxx>
+#include <editutil.hxx>
+#include <patattr.hxx>
+#include <docpool.hxx>
+#include <stringutil.hxx>
+#include <cellvalue.hxx>
+#include <tokenarray.hxx>
+#include <documentimport.hxx>
+#include <refundo.hxx>
+#include <mtvelements.hxx>
+
+#include <globstr.hrc>
+#include <scresid.hxx>
+#include <o3tl/safeint.hxx>
+#include <tools/svlibrary.h>
+#include <unotools/configmgr.hxx>
+#include <vcl/svapp.hxx>
+#include <vcl/weld.hxx>
+#include <editeng/editobj.hxx>
+#include <svl/numformat.hxx>
+#include <rtl/character.hxx>
+#include <rtl/math.hxx>
+#include <sax/tools/converter.hxx>
+
+#include <memory>
+#include <string_view>
+
+#include <osl/endian.h>
+
+// We don't want to end up with 2GB read in one line just because of malformed
+// multiline fields, so chop it _somewhere_, which is twice supported columns
+// times arbitrary maximum cell content length, 2*1024*64K=128M, and because
+// it's sal_Unicode that's 256MB. If it's 2GB of data without LF we're out of
+// luck anyway.
+constexpr sal_Int32 nArbitraryCellLengthLimit = SAL_MAX_UINT16;
+constexpr sal_Int32 nArbitraryLineLengthLimit = 2 * MAXCOLCOUNT * nArbitraryCellLengthLimit;
+
+namespace
+{
+ const char SYLK_LF[] = "\x1b :";
+
+ bool lcl_IsEndianSwap( const SvStream& rStrm )
+ {
+ #ifdef OSL_BIGENDIAN
+ return rStrm.GetEndian() != SvStreamEndian::BIG;
+ #else
+ return rStrm.GetEndian() != SvStreamEndian::LITTLE;
+ #endif
+ }
+}
+
+namespace {
+
+enum class SylkVersion
+{
+ SCALC3, // Wrote wrongly quoted strings and unescaped semicolons.
+ OOO32, // Correct strings, plus multiline content.
+ OWN, // Place our new versions, if any, before this value.
+ OTHER // Assume that aliens wrote correct strings.
+};
+
+}
+
+// Whole document without Undo
+ScImportExport::ScImportExport( ScDocument& r )
+ : pDocSh( dynamic_cast< ScDocShell* >(r.GetDocumentShell()) ), rDoc( r ),
+ nSizeLimit( 0 ), nMaxImportRow(!utl::ConfigManager::IsFuzzing() ? rDoc.MaxRow() : SCROWS32K),
+ cSep( '\t' ), cStr( '"' ),
+ bFormulas( false ), bIncludeFiltered( true ),
+ bAll( true ), bSingle( true ), bUndo( false ),
+ bOverflowRow( false ), bOverflowCol( false ), bOverflowCell( false ),
+ mbApi( true ), mbImportBroadcast(false), mbOverwriting( false )
+{
+ pUndoDoc = nullptr;
+ pExtOptions = nullptr;
+}
+
+// Insert am current cell without range(es)
+ScImportExport::ScImportExport( ScDocument& r, const ScAddress& rPt )
+ : pDocSh( dynamic_cast< ScDocShell* >(r.GetDocumentShell()) ), rDoc( r ),
+ aRange( rPt ),
+ nSizeLimit( 0 ), nMaxImportRow(!utl::ConfigManager::IsFuzzing() ? rDoc.MaxRow() : SCROWS32K),
+ cSep( '\t' ), cStr( '"' ),
+ bFormulas( false ), bIncludeFiltered( true ),
+ bAll( false ), bSingle( true ), bUndo( pDocSh != nullptr ),
+ bOverflowRow( false ), bOverflowCol( false ), bOverflowCell( false ),
+ mbApi( true ), mbImportBroadcast(false), mbOverwriting( false )
+{
+ pUndoDoc = nullptr;
+ pExtOptions = nullptr;
+}
+
+// ctor with a range is only used for export
+//! ctor with a string (and bSingle=true) is also used for DdeSetData
+ScImportExport::ScImportExport( ScDocument& r, const ScRange& rRange )
+ : pDocSh( dynamic_cast<ScDocShell* >(r.GetDocumentShell()) ), rDoc( r ),
+ aRange( rRange ),
+ nSizeLimit( 0 ), nMaxImportRow(!utl::ConfigManager::IsFuzzing() ? rDoc.MaxRow() : SCROWS32K),
+ cSep( '\t' ), cStr( '"' ),
+ bFormulas( false ), bIncludeFiltered( true ),
+ bAll( false ), bSingle( false ), bUndo( pDocSh != nullptr ),
+ bOverflowRow( false ), bOverflowCol( false ), bOverflowCell( false ),
+ mbApi( true ), mbImportBroadcast(false), mbOverwriting( false )
+{
+ pUndoDoc = nullptr;
+ pExtOptions = nullptr;
+ // Only one sheet (table) supported
+ aRange.aEnd.SetTab( aRange.aStart.Tab() );
+}
+
+// Evaluate input string - either range, cell or the whole document (when error)
+// If a View exists, the TabNo of the view will be used.
+ScImportExport::ScImportExport( ScDocument& r, const OUString& rPos )
+ : pDocSh( dynamic_cast< ScDocShell* >(r.GetDocumentShell()) ), rDoc( r ),
+ nSizeLimit( 0 ), nMaxImportRow(!utl::ConfigManager::IsFuzzing() ? rDoc.MaxRow() : SCROWS32K),
+ cSep( '\t' ), cStr( '"' ),
+ bFormulas( false ), bIncludeFiltered( true ),
+ bAll( false ), bSingle( true ), bUndo( pDocSh != nullptr ),
+ bOverflowRow( false ), bOverflowCol( false ), bOverflowCell( false ),
+ mbApi( true ), mbImportBroadcast(false), mbOverwriting( false )
+{
+ pUndoDoc = nullptr;
+ pExtOptions = nullptr;
+
+ SCTAB nTab = ScDocShell::GetCurTab();
+ aRange.aStart.SetTab( nTab );
+ OUString aPos( rPos );
+ // Named range?
+ ScRangeName* pRange = rDoc.GetRangeName();
+ if (pRange)
+ {
+ const ScRangeData* pData = pRange->findByUpperName(ScGlobal::getCharClass().uppercase(aPos));
+ if (pData)
+ {
+ if( pData->HasType( ScRangeData::Type::RefArea )
+ || pData->HasType( ScRangeData::Type::AbsArea )
+ || pData->HasType( ScRangeData::Type::AbsPos ) )
+ {
+ aPos = pData->GetSymbol();
+ }
+ }
+ }
+ formula::FormulaGrammar::AddressConvention eConv = rDoc.GetAddressConvention();
+ // Range?
+ if (aRange.Parse(aPos, rDoc, eConv) & ScRefFlags::VALID)
+ bSingle = false;
+ // Cell?
+ else if (aRange.aStart.Parse(aPos, rDoc, eConv) & ScRefFlags::VALID)
+ aRange.aEnd = aRange.aStart;
+ else
+ bAll = true;
+}
+
+ScImportExport::~ScImportExport() COVERITY_NOEXCEPT_FALSE
+{
+ pUndoDoc.reset();
+ pExtOptions.reset();
+}
+
+void ScImportExport::SetExtOptions( const ScAsciiOptions& rOpt )
+{
+ if ( pExtOptions )
+ *pExtOptions = rOpt;
+ else
+ pExtOptions.reset(new ScAsciiOptions( rOpt ));
+
+ // "normal" Options
+
+ cSep = ScAsciiOptions::GetWeightedFieldSep( rOpt.GetFieldSeps(), false);
+ cStr = rOpt.GetTextSep();
+}
+
+void ScImportExport::SetFilterOptions(const OUString& rFilterOptions)
+{
+ maFilterOptions = rFilterOptions;
+}
+
+bool ScImportExport::IsFormatSupported( SotClipboardFormatId nFormat )
+{
+ return nFormat == SotClipboardFormatId::STRING
+ || nFormat == SotClipboardFormatId::STRING_TSVC
+ || nFormat == SotClipboardFormatId::SYLK
+ || nFormat == SotClipboardFormatId::LINK
+ || nFormat == SotClipboardFormatId::HTML
+ || nFormat == SotClipboardFormatId::HTML_SIMPLE
+ || nFormat == SotClipboardFormatId::DIF;
+}
+
+// Prepare for Undo
+bool ScImportExport::StartPaste()
+{
+ if ( !bAll )
+ {
+ ScEditableTester aTester( rDoc, aRange );
+ if ( !aTester.IsEditable() )
+ {
+ std::unique_ptr<weld::MessageDialog> xInfoBox(Application::CreateMessageDialog(ScDocShell::GetActiveDialogParent(),
+ VclMessageType::Info, VclButtonsType::Ok,
+ ScResId(aTester.GetMessageId())));
+ xInfoBox->run();
+ return false;
+ }
+ }
+ if( bUndo && pDocSh && rDoc.IsUndoEnabled())
+ {
+ pUndoDoc.reset(new ScDocument( SCDOCMODE_UNDO ));
+ pUndoDoc->InitUndo( rDoc, aRange.aStart.Tab(), aRange.aEnd.Tab() );
+ rDoc.CopyToDocument(aRange, InsertDeleteFlags::ALL | InsertDeleteFlags::NOCAPTIONS, false, *pUndoDoc);
+ }
+ return true;
+}
+
+// Create Undo/Redo actions, Invalidate/Repaint
+void ScImportExport::EndPaste(bool bAutoRowHeight)
+{
+ bool bHeight = bAutoRowHeight && pDocSh && pDocSh->AdjustRowHeight(
+ aRange.aStart.Row(), aRange.aEnd.Row(), aRange.aStart.Tab() );
+
+ if( pUndoDoc && rDoc.IsUndoEnabled() && pDocSh )
+ {
+ ScDocumentUniquePtr pRedoDoc(new ScDocument( SCDOCMODE_UNDO ));
+ pRedoDoc->InitUndo( rDoc, aRange.aStart.Tab(), aRange.aEnd.Tab() );
+ rDoc.CopyToDocument(aRange, InsertDeleteFlags::ALL | InsertDeleteFlags::NOCAPTIONS, false, *pRedoDoc);
+ ScMarkData aDestMark(pRedoDoc->GetSheetLimits());
+ aDestMark.SetMarkArea(aRange);
+ pDocSh->GetUndoManager()->AddUndoAction(
+ std::make_unique<ScUndoPaste>(pDocSh, aRange, aDestMark, std::move(pUndoDoc), std::move(pRedoDoc), InsertDeleteFlags::ALL, nullptr));
+ }
+ pUndoDoc.reset();
+ if( pDocSh )
+ {
+ if (!bHeight)
+ pDocSh->PostPaint( aRange, PaintPartFlags::Grid );
+ pDocSh->SetDocumentModified();
+ }
+ ScTabViewShell* pViewSh = ScTabViewShell::GetActiveViewShell();
+ if ( pViewSh )
+ pViewSh->UpdateInputHandler();
+
+}
+
+bool ScImportExport::ExportData( const OUString& rMimeType,
+ css::uno::Any & rValue )
+{
+ SvMemoryStream aStrm;
+ SotClipboardFormatId fmtId = SotExchange::GetFormatIdFromMimeType(rMimeType);
+ if (fmtId == SotClipboardFormatId::STRING)
+ aStrm.SetStreamCharSet(RTL_TEXTENCODING_UNICODE);
+ // mba: no BaseURL for data exchange
+ if (ExportStream(aStrm, OUString(), fmtId))
+ {
+ if (fmtId == SotClipboardFormatId::STRING)
+ {
+ assert(aStrm.TellEnd() % sizeof(sal_Unicode) == 0);
+ rValue <<= OUString(static_cast<const sal_Unicode*>(aStrm.GetData()),
+ aStrm.TellEnd() / sizeof(sal_Unicode));
+ }
+ else
+ {
+ aStrm.WriteUChar(0);
+ rValue <<= css::uno::Sequence<sal_Int8>(static_cast<sal_Int8 const*>(aStrm.GetData()),
+ aStrm.TellEnd());
+ }
+ return true;
+ }
+ return false;
+}
+
+bool ScImportExport::ImportString( const OUString& rText, SotClipboardFormatId nFmt )
+{
+ switch ( nFmt )
+ {
+ // formats supporting unicode
+ case SotClipboardFormatId::STRING :
+ case SotClipboardFormatId::STRING_TSVC :
+ {
+ ScImportStringStream aStrm( rText);
+ return ImportStream( aStrm, OUString(), nFmt );
+ // ImportStream must handle RTL_TEXTENCODING_UNICODE
+ }
+ default:
+ {
+ rtl_TextEncoding eEnc = osl_getThreadTextEncoding();
+ OString aTmp( rText.getStr(), rText.getLength(), eEnc );
+ SvMemoryStream aStrm( const_cast<char *>(aTmp.getStr()), aTmp.getLength() * sizeof(char), StreamMode::READ );
+ aStrm.SetStreamCharSet( eEnc );
+ SetNoEndianSwap( aStrm ); //! no swapping in memory
+ return ImportStream( aStrm, OUString(), nFmt );
+ }
+ }
+}
+
+bool ScImportExport::ExportString( OUString& rText, SotClipboardFormatId nFmt )
+{
+ if ( nFmt != SotClipboardFormatId::STRING && nFmt != SotClipboardFormatId::STRING_TSVC )
+ {
+ SAL_WARN("sc.ui", "ScImportExport::ExportString: Unicode not supported for other formats than SotClipboardFormatId::STRING[_TSV]");
+ rtl_TextEncoding eEnc = osl_getThreadTextEncoding();
+ OString aTmp;
+ bool bOk = ExportByteString( aTmp, eEnc, nFmt );
+ rText = OStringToOUString( aTmp, eEnc );
+ return bOk;
+ }
+ // nSizeLimit not needed for OUString
+
+ SvMemoryStream aStrm;
+ aStrm.SetStreamCharSet( RTL_TEXTENCODING_UNICODE );
+ SetNoEndianSwap( aStrm ); //! no swapping in memory
+ // mba: no BaseURL for data exc
+ if( ExportStream( aStrm, OUString(), nFmt ) )
+ {
+ aStrm.WriteUInt16( 0 );
+ rText = OUString( static_cast<const sal_Unicode*>(aStrm.GetData()) );
+ return true;
+ }
+ rText.clear();
+ return false;
+
+ // ExportStream must handle RTL_TEXTENCODING_UNICODE
+}
+
+bool ScImportExport::ExportByteString( OString& rText, rtl_TextEncoding eEnc, SotClipboardFormatId nFmt )
+{
+ OSL_ENSURE( eEnc != RTL_TEXTENCODING_UNICODE, "ScImportExport::ExportByteString: Unicode not supported" );
+ if ( eEnc == RTL_TEXTENCODING_UNICODE )
+ eEnc = osl_getThreadTextEncoding();
+
+ if (!nSizeLimit)
+ nSizeLimit = SAL_MAX_UINT16;
+
+ SvMemoryStream aStrm;
+ aStrm.SetStreamCharSet( eEnc );
+ SetNoEndianSwap( aStrm ); //! no swapping in memory
+ // mba: no BaseURL for data exchange
+ if( ExportStream( aStrm, OUString(), nFmt ) )
+ {
+ aStrm.WriteChar( 0 );
+ if( aStrm.TellEnd() <= nSizeLimit )
+ {
+ rText = static_cast<const char*>(aStrm.GetData());
+ return true;
+ }
+ }
+ rText.clear();
+ return false;
+}
+
+bool ScImportExport::ImportStream( SvStream& rStrm, const OUString& rBaseURL, SotClipboardFormatId nFmt )
+{
+ if( nFmt == SotClipboardFormatId::STRING || nFmt == SotClipboardFormatId::STRING_TSVC )
+ {
+ if( ExtText2Doc( rStrm ) ) // evaluate pExtOptions
+ return true;
+ }
+ if( nFmt == SotClipboardFormatId::SYLK )
+ {
+ if( Sylk2Doc( rStrm ) )
+ return true;
+ }
+ if( nFmt == SotClipboardFormatId::DIF )
+ {
+ if( Dif2Doc( rStrm ) )
+ return true;
+ }
+ if( nFmt == SotClipboardFormatId::RTF || nFmt == SotClipboardFormatId::RICHTEXT )
+ {
+ if( RTF2Doc( rStrm, rBaseURL ) )
+ return true;
+ }
+ if( nFmt == SotClipboardFormatId::LINK )
+ return true; // Link-Import?
+ if ( nFmt == SotClipboardFormatId::HTML )
+ {
+ if( HTML2Doc( rStrm, rBaseURL ) )
+ return true;
+ }
+ if ( nFmt == SotClipboardFormatId::HTML_SIMPLE )
+ {
+ MSE40HTMLClipFormatObj aMSE40ClpObj; // needed to skip the header data
+ SvStream* pHTML = aMSE40ClpObj.IsValid( rStrm );
+ if ( pHTML && HTML2Doc( *pHTML, rBaseURL ) )
+ return true;
+ }
+
+ return false;
+}
+
+bool ScImportExport::ExportStream( SvStream& rStrm, const OUString& rBaseURL, SotClipboardFormatId nFmt )
+{
+ if( nFmt == SotClipboardFormatId::STRING || nFmt == SotClipboardFormatId::STRING_TSVC )
+ {
+ if( Doc2Text( rStrm ) )
+ return true;
+ }
+ if( nFmt == SotClipboardFormatId::SYLK )
+ {
+ if( Doc2Sylk( rStrm ) )
+ return true;
+ }
+ if( nFmt == SotClipboardFormatId::DIF )
+ {
+ if( Doc2Dif( rStrm ) )
+ return true;
+ }
+ if( nFmt == SotClipboardFormatId::LINK && !bAll )
+ {
+ OUString aDocName;
+ if ( rDoc.IsClipboard() )
+ aDocName = ScGlobal::GetClipDocName();
+ else
+ {
+ SfxObjectShell* pShell = rDoc.GetDocumentShell();
+ if (pShell)
+ aDocName = pShell->GetTitle( SFX_TITLE_FULLNAME );
+ }
+
+ OSL_ENSURE( !aDocName.isEmpty(), "ClipBoard document has no name! :-/" );
+ if( !aDocName.isEmpty() )
+ {
+ // Always use Calc A1 syntax for paste link.
+ OUString aRefName;
+ ScRefFlags nFlags = ScRefFlags::VALID | ScRefFlags::TAB_3D;
+ if( bSingle )
+ aRefName = aRange.aStart.Format(nFlags, &rDoc, formula::FormulaGrammar::CONV_OOO);
+ else
+ {
+ if( aRange.aStart.Tab() != aRange.aEnd.Tab() )
+ nFlags |= ScRefFlags::TAB2_3D;
+ aRefName = aRange.Format(rDoc, nFlags, formula::FormulaGrammar::CONV_OOO);
+ }
+ OUString aAppName = Application::GetAppName();
+
+ // extra bits are used to tell the client to prefer external
+ // reference link.
+
+ WriteUnicodeOrByteString( rStrm, aAppName, true );
+ WriteUnicodeOrByteString( rStrm, aDocName, true );
+ WriteUnicodeOrByteString( rStrm, aRefName, true );
+ WriteUnicodeOrByteString( rStrm, "calc:extref", true );
+ if ( rStrm.GetStreamCharSet() == RTL_TEXTENCODING_UNICODE )
+ rStrm.WriteUInt16( 0 );
+ else
+ rStrm.WriteChar( 0 );
+ return rStrm.GetError() == ERRCODE_NONE;
+ }
+ }
+ if( nFmt == SotClipboardFormatId::HTML )
+ {
+ if( Doc2HTML( rStrm, rBaseURL ) )
+ return true;
+ }
+ if( nFmt == SotClipboardFormatId::RTF || nFmt == SotClipboardFormatId::RICHTEXT )
+ {
+ if( Doc2RTF( rStrm ) )
+ return true;
+ }
+
+ return false;
+}
+
+void ScImportExport::WriteUnicodeOrByteString( SvStream& rStrm, const OUString& rString, bool bZero )
+{
+ rtl_TextEncoding eEnc = rStrm.GetStreamCharSet();
+ if ( eEnc == RTL_TEXTENCODING_UNICODE )
+ {
+ if ( !lcl_IsEndianSwap( rStrm ) )
+ rStrm.WriteBytes(rString.getStr(), rString.getLength() * sizeof(sal_Unicode));
+ else
+ {
+ const sal_Unicode* p = rString.getStr();
+ const sal_Unicode* const pStop = p + rString.getLength();
+ while ( p < pStop )
+ {
+ rStrm.WriteUInt16( *p );
+ }
+ }
+ if ( bZero )
+ rStrm.WriteUInt16( 0 );
+ }
+ else
+ {
+ OString aByteStr(OUStringToOString(rString, eEnc));
+ rStrm.WriteOString( aByteStr );
+ if ( bZero )
+ rStrm.WriteChar( 0 );
+ }
+}
+
+// This function could be replaced by endlub()
+void ScImportExport::WriteUnicodeOrByteEndl( SvStream& rStrm )
+{
+ if ( rStrm.GetStreamCharSet() == RTL_TEXTENCODING_UNICODE )
+ { // same as endl() but unicode
+ switch ( rStrm.GetLineDelimiter() )
+ {
+ case LINEEND_CR :
+ rStrm.WriteUInt16( '\r' );
+ break;
+ case LINEEND_LF :
+ rStrm.WriteUInt16( '\n' );
+ break;
+ default:
+ rStrm.WriteUInt16( '\r' ).WriteUInt16( '\n' );
+ }
+ }
+ else
+ endl( rStrm );
+}
+
+sal_Int32 ScImportExport::CountVisualWidth(const OUString& rStr, sal_Int32& nIdx, sal_Int32 nMaxWidth)
+{
+ sal_Int32 nWidth = 0;
+ while(nIdx < rStr.getLength() && nWidth < nMaxWidth)
+ {
+ sal_uInt32 nCode = rStr.iterateCodePoints(&nIdx);
+
+ if (unicode::isCJKIVSCharacter(nCode) || (nCode >= 0x3000 && nCode <= 0x303F))
+ nWidth += 2;
+ else if (!unicode::isIVSSelector(nCode))
+ nWidth += 1;
+ }
+
+ if (nIdx < rStr.getLength())
+ {
+ sal_Int32 nTmpIdx = nIdx;
+ sal_uInt32 nCode = rStr.iterateCodePoints(&nTmpIdx);
+
+ if (unicode::isIVSSelector(nCode))
+ nIdx = nTmpIdx;
+ }
+ return nWidth;
+}
+
+sal_Int32 ScImportExport::CountVisualWidth(const OUString& rStr)
+{
+ sal_Int32 nIdx = 0;
+ return CountVisualWidth(rStr, nIdx, SAL_MAX_INT32);
+}
+
+void ScImportExport::SetNoEndianSwap( SvStream& rStrm )
+{
+#ifdef OSL_BIGENDIAN
+ rStrm.SetEndian( SvStreamEndian::BIG );
+#else
+ rStrm.SetEndian( SvStreamEndian::LITTLE );
+#endif
+}
+
+static inline bool lcl_isFieldEnd( sal_Unicode c, const sal_Unicode* pSeps )
+{
+ return !c || ScGlobal::UnicodeStrChr( pSeps, c);
+}
+
+namespace {
+
+enum QuoteType
+{
+ FIELDSTART_QUOTE,
+ FIRST_QUOTE,
+ SECOND_QUOTE,
+ FIELDEND_QUOTE,
+ DONTKNOW_QUOTE
+};
+
+}
+
+/** Determine if *p is a quote that ends a quoted field.
+
+ Precondition: we are parsing a quoted field already and *p is a quote.
+
+ @return
+ FIELDEND_QUOTE if end of field quote
+ DONTKNOW_QUOTE anything else
+ */
+static QuoteType lcl_isFieldEndQuote( const sal_Unicode* p, const sal_Unicode* pSeps, sal_Unicode& rcDetectSep )
+{
+ // Due to broken CSV generators that don't double embedded quotes check if
+ // a field separator immediately or with trailing spaces follows the quote,
+ // only then end the field, or at end of string.
+ constexpr sal_Unicode cBlank = ' ';
+ if (p[1] == cBlank && ScGlobal::UnicodeStrChr( pSeps, cBlank))
+ return FIELDEND_QUOTE;
+ // Detect a possible blank separator if it's not already in the list (which
+ // was checked right above for p[1]==cBlank).
+ const bool bBlankSep = (p[1] == cBlank && !rcDetectSep && p[2] && p[2] != cBlank);
+ while (p[1] == cBlank)
+ ++p;
+ if (lcl_isFieldEnd( p[1], pSeps))
+ return FIELDEND_QUOTE;
+ // Extended separator detection after a closing quote (with or without
+ // blanks). Note that nQuotes is incremented *after* the call so is not yet
+ // even here, and that with separator detection we reach here only if
+ // lcl_isEscapedOrFieldEndQuote() did not already detect FIRST_QUOTE or
+ // SECOND_QUOTE for an escaped embedded quote, thus nQuotes does not have
+ // to be checked.
+ if (!rcDetectSep)
+ {
+ constexpr sal_Unicode vSep[] = { ',', '\t', ';' };
+ for (const sal_Unicode c : vSep)
+ {
+ if (p[1] == c)
+ {
+ rcDetectSep = c;
+ return FIELDEND_QUOTE;
+ }
+ }
+ }
+ // Blank separator is least significant, after others.
+ if (bBlankSep)
+ {
+ rcDetectSep = cBlank;
+ return FIELDEND_QUOTE;
+ }
+ return DONTKNOW_QUOTE;
+}
+
+/** Determine if *p is a quote that is escaped by being doubled or ends a
+ quoted field.
+
+ Precondition: *p is a quote.
+
+ @param nQuotes
+ Quote characters encountered so far.
+ Odd (after opening quote) means either no embedded quotes or only quote
+ pairs so far.
+ Even means either not in a quoted field or already one quote
+ encountered, the first of a pair.
+
+ @return
+ FIELDSTART_QUOTE if first quote in a field, either starting content or
+ embedded so caller should check beforehand.
+ FIRST_QUOTE if first of a doubled quote
+ SECOND_QUOTE if second of a doubled quote
+ FIELDEND_QUOTE if end of field quote
+ DONTKNOW_QUOTE if an unescaped quote we don't consider as end of field,
+ do not increment nQuotes in caller then!
+ */
+static QuoteType lcl_isEscapedOrFieldEndQuote( sal_Int32 nQuotes, const sal_Unicode* p,
+ const sal_Unicode* pSeps, sal_Unicode cStr, sal_Unicode& rcDetectSep )
+{
+ if ((nQuotes & 1) == 0)
+ {
+ if (p[-1] == cStr)
+ return SECOND_QUOTE;
+ else
+ {
+ SAL_WARN( "sc", "lcl_isEscapedOrFieldEndQuote: really want a FIELDSTART_QUOTE?");
+ return FIELDSTART_QUOTE;
+ }
+ }
+ if (p[1] == cStr)
+ return FIRST_QUOTE;
+ return lcl_isFieldEndQuote( p, pSeps, rcDetectSep);
+}
+
+/** Append characters of [p1,p2) to rField.
+
+ @returns TRUE if ok; FALSE if data overflow, truncated
+ */
+static bool lcl_appendLineData( OUString& rField, const sal_Unicode* p1, const sal_Unicode* p2 )
+{
+ if (rField.getLength() + (p2 - p1) <= nArbitraryCellLengthLimit)
+ {
+ rField += std::u16string_view( p1, p2 - p1 );
+ return true;
+ }
+ else
+ {
+ SAL_WARN( "sc", "lcl_appendLineData: data overflow");
+ rField += std::u16string_view( p1, nArbitraryCellLengthLimit - rField.getLength() );
+ return false;
+ }
+}
+
+namespace {
+
+enum class DoubledQuoteMode
+{
+ KEEP_ALL, // both are taken, additionally start and end quote are included in string
+ ESCAPE, // escaped quote, one is taken, one ignored
+};
+
+}
+
+/** Scan for a quoted string.
+
+ Precondition: initial current position *p is a cStr quote.
+
+ For DoubledQuoteMode::ESCAPE, if after the closing quote there is a field
+ end (with or without trailing blanks and as determined by
+ lcl_isFieldEndQuote()), then the content is appended to rField with quotes
+ processed and removed. Else if no field end after the quoted string was
+ detected, nothing is appended and processing continues and is repeated
+ until the next quote. If no closing quote at a field end was found at all,
+ nothing is appended and the initial position is returned and caller has to
+ decide, usually just taking all as literal data.
+
+ For DoubledQuoteMode::KEEP_ALL, the string up to and including the closing
+ quote is appended to rField and the next position returned, regardless
+ whether there is a field separator following or not.
+
+ */
+static const sal_Unicode* lcl_ScanString( const sal_Unicode* p, OUString& rField,
+ const sal_Unicode* pSeps, sal_Unicode cStr, DoubledQuoteMode eMode, bool& rbOverflowCell )
+{
+ OUString aString;
+ bool bClosingQuote = (eMode == DoubledQuoteMode::KEEP_ALL);
+ const sal_Unicode* const pStart = p;
+ if (eMode != DoubledQuoteMode::KEEP_ALL)
+ p++; //! jump over opening quote
+ bool bCont;
+ do
+ {
+ bCont = false;
+ const sal_Unicode* p0 = p;
+ for( ;; )
+ {
+ if (!*p)
+ {
+ // Encountering end of data after an opening quote is not a
+ // quoted string, ReadCsvLine() concatenated lines with '\n'
+ // for a properly quoted embedded linefeed.
+ if (eMode == DoubledQuoteMode::KEEP_ALL)
+ // Caller would append that data anyway, so we can do it
+ // already here.
+ break;
+
+ return pStart;
+ }
+
+ if( *p == cStr )
+ {
+ if ( *++p != cStr )
+ {
+ // break or continue for loop
+ if (eMode == DoubledQuoteMode::ESCAPE)
+ {
+ sal_Unicode cDetectSep = 0xffff; // No separator detection here.
+ if (lcl_isFieldEndQuote( p-1, pSeps, cDetectSep) == FIELDEND_QUOTE)
+ {
+ bClosingQuote = true;
+ break;
+ }
+ else
+ continue;
+ }
+ else
+ break;
+ }
+ // doubled quote char
+ switch ( eMode )
+ {
+ case DoubledQuoteMode::KEEP_ALL :
+ p++; // both for us (not breaking for-loop)
+ break;
+ case DoubledQuoteMode::ESCAPE :
+ p++; // one for us (breaking for-loop)
+ bCont = true; // and more
+ break;
+ }
+ if ( eMode == DoubledQuoteMode::ESCAPE )
+ break;
+ }
+ else
+ p++;
+ }
+ if ( p0 < p )
+ {
+ if (!lcl_appendLineData( aString, p0, ((eMode != DoubledQuoteMode::KEEP_ALL && (*p || *(p-1) == cStr)) ? p-1 : p)))
+ rbOverflowCell = true;
+ }
+ } while ( bCont );
+
+ if (!bClosingQuote)
+ return pStart;
+
+ if (!aString.isEmpty())
+ rField += aString;
+
+ return p;
+}
+
+static void lcl_UnescapeSylk( OUString & rString, SylkVersion eVersion )
+{
+ // Older versions didn't escape the semicolon.
+ // Older versions quoted the string and doubled embedded quotes, but not
+ // the semicolons, which was plain wrong.
+ if (eVersion >= SylkVersion::OOO32)
+ rString = rString.replaceAll(";;", ";");
+ else
+ rString = rString.replaceAll("\"\"", "\"");
+
+ rString = rString.replaceAll(SYLK_LF, "\n");
+}
+
+static const sal_Unicode* lcl_ScanSylkString( const sal_Unicode* p,
+ OUString& rString, SylkVersion eVersion )
+{
+ const sal_Unicode* pStartQuote = p;
+ const sal_Unicode* pEndQuote = nullptr;
+ while( *(++p) )
+ {
+ if( *p == '"' )
+ {
+ pEndQuote = p;
+ if (eVersion >= SylkVersion::OOO32)
+ {
+ if (*(p+1) == ';')
+ {
+ if (*(p+2) == ';')
+ {
+ p += 2; // escaped ';'
+ pEndQuote = nullptr;
+ }
+ else
+ break; // end field
+ }
+ }
+ else
+ {
+ if (*(p+1) == '"')
+ {
+ ++p; // escaped '"'
+ pEndQuote = nullptr;
+ }
+ else if (*(p+1) == ';')
+ break; // end field
+ }
+ }
+ }
+ if (!pEndQuote)
+ pEndQuote = p; // Take all data as string.
+ rString += std::u16string_view(pStartQuote + 1, pEndQuote - pStartQuote - 1 );
+ lcl_UnescapeSylk( rString, eVersion);
+ return p;
+}
+
+static const sal_Unicode* lcl_ScanSylkFormula( const sal_Unicode* p,
+ OUString& rString, SylkVersion eVersion )
+{
+ const sal_Unicode* pStart = p;
+ if (eVersion >= SylkVersion::OOO32)
+ {
+ while (*p)
+ {
+ if (*p == ';')
+ {
+ if (*(p+1) == ';')
+ ++p; // escaped ';'
+ else
+ break; // end field
+ }
+ ++p;
+ }
+ rString += std::u16string_view( pStart, p - pStart);
+ lcl_UnescapeSylk( rString, eVersion);
+ }
+ else
+ {
+ // Nasty. If in old versions the formula contained a semicolon, it was
+ // quoted and embedded quotes were doubled, but semicolons were not. If
+ // there was no semicolon, it could still contain quotes and doubled
+ // embedded quotes if it was something like ="a""b", which was saved as
+ // E"a""b" as is and has to be preserved, even if older versions
+ // couldn't even load it correctly. However, theoretically another
+ // field might follow and thus the line contain a semicolon again, such
+ // as ...;E"a""b";...
+ bool bQuoted = false;
+ if (*p == '"')
+ {
+ // May be a quoted expression or just a string constant expression
+ // with quotes.
+ while (*(++p))
+ {
+ if (*p == '"')
+ {
+ if (*(p+1) == '"')
+ ++p; // escaped '"'
+ else
+ break; // closing '"', had no ';' yet
+ }
+ else if (*p == ';')
+ {
+ bQuoted = true; // ';' within quoted expression
+ break;
+ }
+ }
+ p = pStart;
+ }
+ if (bQuoted)
+ p = lcl_ScanSylkString( p, rString, eVersion);
+ else
+ {
+ while (*p && *p != ';')
+ ++p;
+ rString += std::u16string_view( pStart, p - pStart);
+ }
+ }
+ return p;
+}
+
+static void lcl_DoubleEscapeChar( OUString& rString, sal_Unicode cStr )
+{
+ sal_Int32 n = 0;
+ while( ( n = rString.indexOf( cStr, n ) ) != -1 )
+ {
+ rString = rString.replaceAt( n, 0, rtl::OUStringChar(cStr) );
+ n += 2;
+ }
+}
+
+static void lcl_WriteString( SvStream& rStrm, OUString& rString, sal_Unicode cQuote, sal_Unicode cEsc )
+{
+ if (cEsc)
+ lcl_DoubleEscapeChar( rString, cEsc );
+
+ if (cQuote)
+ {
+ rString = OUStringChar(cQuote) + rString + OUStringChar(cQuote);
+ }
+
+ ScImportExport::WriteUnicodeOrByteString( rStrm, rString );
+}
+
+static void lcl_WriteSimpleString( SvStream& rStrm, const OUString& rString )
+{
+ ScImportExport::WriteUnicodeOrByteString( rStrm, rString );
+}
+
+bool ScImportExport::Text2Doc( SvStream& rStrm )
+{
+ bool bOk = true;
+
+ sal_Unicode pSeps[2];
+ pSeps[0] = cSep;
+ pSeps[1] = 0;
+
+ ScSetStringParam aSetStringParam;
+ aSetStringParam.mbCheckLinkFormula = true;
+
+ SCCOL nStartCol = aRange.aStart.Col();
+ SCROW nStartRow = aRange.aStart.Row();
+ SCCOL nEndCol = aRange.aEnd.Col();
+ SCROW nEndRow = aRange.aEnd.Row();
+ sal_uInt64 nOldPos = rStrm.Tell();
+ rStrm.StartReadingUnicodeText( rStrm.GetStreamCharSet() );
+ bool bData = !bSingle;
+ if( !bSingle)
+ bOk = StartPaste();
+
+ while( bOk )
+ {
+ OUString aLine;
+ OUString aCell;
+ SCROW nRow = nStartRow;
+ rStrm.Seek( nOldPos );
+ for( ;; )
+ {
+ rStrm.ReadUniOrByteStringLine( aLine, rStrm.GetStreamCharSet(), nArbitraryLineLengthLimit );
+ // tdf#125440 When inserting tab separated string, consider quotes as field markers
+ DoubledQuoteMode mode = aLine.indexOf("\t") >= 0 ? DoubledQuoteMode::ESCAPE : DoubledQuoteMode::KEEP_ALL;
+ if( rStrm.eof() )
+ break;
+ SCCOL nCol = nStartCol;
+ const sal_Unicode* p = aLine.getStr();
+ while( *p )
+ {
+ aCell.clear();
+ const sal_Unicode* q = p;
+ if (*p == cStr)
+ {
+ // Look for a pairing quote.
+ q = p = lcl_ScanString( p, aCell, pSeps, cStr, mode, bOverflowCell );
+ }
+ // All until next separator.
+ while (*p && *p != cSep)
+ ++p;
+ if (!lcl_appendLineData( aCell, q, p))
+ bOverflowCell = true; // display warning on import
+ if (*p)
+ ++p;
+ if (rDoc.ValidCol(nCol) && rDoc.ValidRow(nRow) )
+ {
+ if( bSingle )
+ {
+ if (nCol>nEndCol) nEndCol = nCol;
+ if (nRow>nEndRow) nEndRow = nRow;
+ }
+ if( bData && nCol <= nEndCol && nRow <= nEndRow )
+ rDoc.SetString( nCol, nRow, aRange.aStart.Tab(), aCell, &aSetStringParam );
+ }
+ else // too many columns/rows
+ {
+ if (!rDoc.ValidRow(nRow))
+ bOverflowRow = true; // display warning on import
+ if (!rDoc.ValidCol(nCol))
+ bOverflowCol = true; // display warning on import
+ }
+ ++nCol;
+ }
+ ++nRow;
+ }
+
+ if( !bData )
+ {
+ aRange.aEnd.SetCol( nEndCol );
+ aRange.aEnd.SetRow( nEndRow );
+ bOk = StartPaste();
+ bData = true;
+ }
+ else
+ break;
+ }
+
+ EndPaste();
+ if (bOk && mbImportBroadcast)
+ {
+ rDoc.BroadcastCells(aRange, SfxHintId::ScDataChanged);
+ pDocSh->PostDataChanged();
+ }
+
+ return bOk;
+}
+
+// Extended Ascii-Import
+
+static bool lcl_PutString(
+ ScDocumentImport& rDocImport, bool bUseDocImport,
+ SCCOL nCol, SCROW nRow, SCTAB nTab, const OUString& rStr, sal_uInt8 nColFormat,
+ SvNumberFormatter* pFormatter, bool bDetectNumFormat, bool bEvaluateFormulas, bool bSkipEmptyCells,
+ const ::utl::TransliterationWrapper& rTransliteration, CalendarWrapper& rCalendar,
+ const ::utl::TransliterationWrapper* pSecondTransliteration, CalendarWrapper* pSecondCalendar )
+{
+ ScDocument& rDoc = rDocImport.getDoc();
+ bool bMultiLine = false;
+ if ( nColFormat == SC_COL_SKIP || !rDoc.ValidCol(nCol) || !rDoc.ValidRow(nRow) )
+ return bMultiLine;
+ if ( rStr.isEmpty() )
+ {
+ if ( !bSkipEmptyCells )
+ { // delete destination cell
+ if ( bUseDocImport )
+ rDocImport.setAutoInput(ScAddress(nCol, nRow, nTab), rStr );
+ else
+ rDoc.SetString( nCol, nRow, nTab, rStr );
+ }
+ return false;
+ }
+
+ const bool bForceFormulaText = (!bEvaluateFormulas && rStr[0] == '=');
+ if (nColFormat == SC_COL_TEXT || bForceFormulaText)
+ {
+ if ( bUseDocImport )
+ {
+ double fDummy;
+ sal_uInt32 nIndex = 0;
+ if (bForceFormulaText || rDoc.GetFormatTable()->IsNumberFormat(rStr, nIndex, fDummy))
+ {
+ // Set the format of this cell to Text.
+ // This is only necessary for ScDocumentImport,
+ // ScDocument::SetTextCell() forces it by ScSetStringParam.
+ sal_uInt32 nFormat = rDoc.GetFormatTable()->GetStandardFormat(SvNumFormatType::TEXT);
+ ScPatternAttr aNewAttrs(rDoc.GetPool());
+ SfxItemSet& rSet = aNewAttrs.GetItemSet();
+ rSet.Put( SfxUInt32Item(ATTR_VALUE_FORMAT, nFormat) );
+ rDoc.ApplyPattern(nCol, nRow, nTab, aNewAttrs);
+ }
+ if (ScStringUtil::isMultiline(rStr))
+ {
+ ScFieldEditEngine& rEngine = rDoc.GetEditEngine();
+ rEngine.SetTextCurrentDefaults(rStr);
+ rDocImport.setEditCell(ScAddress(nCol, nRow, nTab), rEngine.CreateTextObject());
+ return true;
+ }
+ else
+ {
+ rDocImport.setStringCell(ScAddress(nCol, nRow, nTab), rStr);
+ return false;
+ }
+ }
+ else
+ {
+ rDoc.SetTextCell(ScAddress(nCol, nRow, nTab), rStr);
+ return bMultiLine;
+ }
+ }
+
+ if ( nColFormat == SC_COL_ENGLISH )
+ {
+ //! SetString with Extra-Flag ???
+
+ SvNumberFormatter* pDocFormatter = rDoc.GetFormatTable();
+ sal_uInt32 nEnglish = pDocFormatter->GetStandardIndex(LANGUAGE_ENGLISH_US);
+ double fVal;
+ if ( pDocFormatter->IsNumberFormat( rStr, nEnglish, fVal ) )
+ {
+ // Numberformat will not be set to English
+ if ( bUseDocImport )
+ rDocImport.setNumericCell( ScAddress( nCol, nRow, nTab ), fVal );
+ else
+ rDoc.SetValue( nCol, nRow, nTab, fVal );
+ return bMultiLine;
+ }
+ // else, continue with SetString
+ }
+ else if ( nColFormat != SC_COL_STANDARD ) // Datumformats
+ {
+ const sal_uInt16 nMaxNumberParts = 7; // Y-M-D h:m:s.t
+ const sal_Int32 nLen = rStr.getLength();
+ sal_Int32 nStart[nMaxNumberParts];
+ sal_Int32 nEnd[nMaxNumberParts];
+
+ bool bIso;
+ sal_uInt16 nDP, nMP, nYP;
+ switch ( nColFormat )
+ {
+ case SC_COL_YMD: nDP = 2; nMP = 1; nYP = 0; bIso = true; break;
+ case SC_COL_MDY: nDP = 1; nMP = 0; nYP = 2; bIso = false; break;
+ case SC_COL_DMY:
+ default: nDP = 0; nMP = 1; nYP = 2; bIso = false; break;
+ }
+
+ sal_uInt16 nFound = 0;
+ bool bInNum = false;
+ for (sal_Int32 nPos = 0; nPos < nLen && (bInNum || nFound < nMaxNumberParts); ++nPos)
+ {
+ bool bLetter = false;
+ if (rtl::isAsciiDigit(rStr[nPos]) ||
+ (((!bInNum && nFound==nMP) || (bInNum && nFound==nMP+1))
+ && (bLetter = ScGlobal::getCharClass().isLetterNumeric( rStr, nPos))))
+ {
+ if (!bInNum)
+ {
+ bInNum = true;
+ nStart[nFound] = nPos;
+ ++nFound;
+ }
+ nEnd[nFound-1] = nPos;
+ if (bIso && (bLetter || (2 <= nFound && nFound <= 6 && nPos > nStart[nFound-1] + 1)))
+ // Each M,D,h,m,s at most 2 digits.
+ bIso = false;
+ }
+ else
+ {
+ bInNum = false;
+ if (bIso)
+ {
+ // ([+-])YYYY-MM-DD([T ]hh:mm(:ss(.fff)))(([+-])TZ)
+ // XXX NOTE: timezone is accepted here, but number
+ // formatter parser will not, so the end result will be
+ // type Text to preserve timezone information.
+ switch (rStr[nPos])
+ {
+ case '+':
+ if (nFound >= 5 && nPos == nEnd[nFound-1] + 1)
+ // Accept timezone offset.
+ ;
+ else if (nPos > 0)
+ // Accept one leading sign.
+ bIso = false;
+ break;
+ case '-':
+ if (nFound >= 5 && nPos == nEnd[nFound-1] + 1)
+ // Accept timezone offset.
+ ;
+ else if (nFound == 0 && nPos > 0)
+ // Accept one leading sign.
+ bIso = false;
+ else if (nFound < 1 || 2 < nFound || nPos != nEnd[nFound-1] + 1)
+ // Not immediately after 1 or 1-2
+ bIso = false;
+ break;
+ case 'T':
+ case ' ':
+ if (nFound != 3 || nPos != nEnd[nFound-1] + 1)
+ // Not immediately after 1-2-3
+ bIso = false;
+ break;
+ case ':':
+ if (nFound < 4 || 5 < nFound || nPos != nEnd[nFound-1] + 1)
+ // Not at 1-2-3T4:5:
+ bIso = false;
+ break;
+ case '.':
+ case ',':
+ if (nFound != 6 || nPos != nEnd[nFound-1] + 1)
+ // Not at 1-2-3T4:5:6.
+ bIso = false;
+ break;
+ case 'Z':
+ if (nFound >= 5 && nPos == nEnd[nFound-1] + 1)
+ // Accept Zero timezone.
+ ;
+ else
+ bIso = false;
+ break;
+ default:
+ bIso = false;
+ }
+ }
+ }
+ }
+
+ if (nFound < 3)
+ bIso = false;
+
+ if (bIso)
+ {
+ // Leave conversion and detection of various possible number
+ // formats to the number formatter. ISO is recognized in any locale
+ // so we can directly use the document's formatter.
+ sal_uInt32 nFormat = 0;
+ double fVal = 0.0;
+ SvNumberFormatter* pDocFormatter = rDoc.GetFormatTable();
+ if (pDocFormatter->IsNumberFormat( rStr, nFormat, fVal))
+ {
+ if (pDocFormatter->GetType(nFormat) & SvNumFormatType::DATE)
+ {
+ ScAddress aPos(nCol,nRow,nTab);
+ if (bUseDocImport)
+ rDocImport.setNumericCell(aPos, fVal);
+ else
+ rDoc.SetValue(aPos, fVal);
+ rDoc.SetNumberFormat(aPos, nFormat);
+
+ return bMultiLine; // success
+ }
+ }
+ // If we reach here it is type Text (e.g. timezone or trailing
+ // characters). Handled below.
+ }
+
+ if ( nFound == 1 )
+ {
+ // try to break one number (without separators) into date fields
+
+ sal_Int32 nDateStart = nStart[0];
+ sal_Int32 nDateLen = nEnd[0] + 1 - nDateStart;
+
+ if ( nDateLen >= 5 && nDateLen <= 8 &&
+ ScGlobal::getCharClass().isNumeric( rStr.copy( nDateStart, nDateLen ) ) )
+ {
+ // 6 digits: 2 each for day, month, year
+ // 8 digits: 4 for year, 2 each for day and month
+ // 5 or 7 digits: first field is shortened by 1
+
+ bool bLongYear = ( nDateLen >= 7 );
+ bool bShortFirst = ( nDateLen == 5 || nDateLen == 7 );
+
+ sal_uInt16 nFieldStart = nDateStart;
+ for (sal_uInt16 nPos=0; nPos<3; nPos++)
+ {
+ sal_uInt16 nFieldEnd = nFieldStart + 1; // default: 2 digits
+ if ( bLongYear && nPos == nYP )
+ nFieldEnd += 2; // 2 extra digits for long year
+ if ( bShortFirst && nPos == 0 )
+ --nFieldEnd; // first field shortened?
+
+ nStart[nPos] = nFieldStart;
+ nEnd[nPos] = nFieldEnd;
+ nFieldStart = nFieldEnd + 1;
+ }
+ nFound = 3;
+ }
+ }
+
+ if (!bIso && nFound >= 3)
+ {
+ using namespace ::com::sun::star;
+ bool bSecondCal = false;
+ sal_uInt16 nDay = static_cast<sal_uInt16>(o3tl::toInt32(rStr.subView( nStart[nDP], nEnd[nDP]+1-nStart[nDP] )));
+ sal_uInt16 nYear = static_cast<sal_uInt16>(o3tl::toInt32(rStr.subView( nStart[nYP], nEnd[nYP]+1-nStart[nYP] )));
+ OUString aMStr = rStr.copy( nStart[nMP], nEnd[nMP]+1-nStart[nMP] );
+ sal_Int16 nMonth = static_cast<sal_Int16>(aMStr.toInt32());
+ if (!nMonth)
+ {
+ static constexpr OUStringLiteral aSepShortened = u"SEP";
+ uno::Sequence< i18n::CalendarItem2 > xMonths;
+ sal_Int32 i, nMonthCount;
+ // first test all month names from local international
+ xMonths = rCalendar.getMonths();
+ nMonthCount = xMonths.getLength();
+ for (i=0; i<nMonthCount && !nMonth; i++)
+ {
+ if ( rTransliteration.isEqual( aMStr, xMonths[i].FullName ) ||
+ rTransliteration.isEqual( aMStr, xMonths[i].AbbrevName ) )
+ nMonth = sal::static_int_cast<sal_Int16>( i+1 );
+ else if ( i == 8 && rTransliteration.isEqual( "SEPT",
+ xMonths[i].AbbrevName ) &&
+ rTransliteration.isEqual( aMStr, aSepShortened ) )
+ { // correct English abbreviation is SEPT,
+ // but data mostly contains SEP only
+ nMonth = sal::static_int_cast<sal_Int16>( i+1 );
+ }
+ }
+ // if none found, then test english month names
+ if ( !nMonth && pSecondCalendar && pSecondTransliteration )
+ {
+ xMonths = pSecondCalendar->getMonths();
+ nMonthCount = xMonths.getLength();
+ for (i=0; i<nMonthCount && !nMonth; i++)
+ {
+ if ( pSecondTransliteration->isEqual( aMStr, xMonths[i].FullName ) ||
+ pSecondTransliteration->isEqual( aMStr, xMonths[i].AbbrevName ) )
+ {
+ nMonth = sal::static_int_cast<sal_Int16>( i+1 );
+ bSecondCal = true;
+ }
+ else if ( i == 8 && pSecondTransliteration->isEqual(
+ aMStr, aSepShortened ) )
+ { // correct English abbreviation is SEPT,
+ // but data mostly contains SEP only
+ nMonth = sal::static_int_cast<sal_Int16>( i+1 );
+ bSecondCal = true;
+ }
+ }
+ }
+ }
+
+ SvNumberFormatter* pDocFormatter = rDoc.GetFormatTable();
+ if ( nYear < 100 )
+ nYear = pDocFormatter->ExpandTwoDigitYear( nYear );
+
+ CalendarWrapper* pCalendar = (bSecondCal ? pSecondCalendar : &rCalendar);
+ sal_Int16 nNumMonths = pCalendar->getNumberOfMonthsInYear();
+ if ( nDay && nMonth && nDay<=31 && nMonth<=nNumMonths )
+ {
+ --nMonth;
+ pCalendar->setValue( i18n::CalendarFieldIndex::DAY_OF_MONTH, nDay );
+ pCalendar->setValue( i18n::CalendarFieldIndex::MONTH, nMonth );
+ pCalendar->setValue( i18n::CalendarFieldIndex::YEAR, nYear );
+ sal_Int16 nHour, nMinute, nSecond;
+ // #i14974# The imported value should have no fractional value, so set the
+ // time fields to zero (ICU calendar instance defaults to current date/time)
+ nHour = nMinute = nSecond = 0;
+ if (nFound > 3)
+ nHour = static_cast<sal_Int16>(o3tl::toInt32(rStr.subView( nStart[3], nEnd[3]+1-nStart[3])));
+ if (nFound > 4)
+ nMinute = static_cast<sal_Int16>(o3tl::toInt32(rStr.subView( nStart[4], nEnd[4]+1-nStart[4])));
+ if (nFound > 5)
+ nSecond = static_cast<sal_Int16>(o3tl::toInt32(rStr.subView( nStart[5], nEnd[5]+1-nStart[5])));
+ // do not use calendar's milliseconds, to avoid fractional part truncation
+ double fFrac = 0.0;
+ if (nFound > 6)
+ {
+ sal_Unicode cDec = '.';
+ OUString aT = OUStringChar(cDec) + rStr.subView( nStart[6], nEnd[6]+1-nStart[6]);
+ rtl_math_ConversionStatus eStatus;
+ double fV = rtl::math::stringToDouble( aT, cDec, 0, &eStatus );
+ if (eStatus == rtl_math_ConversionStatus_Ok)
+ fFrac = fV / 86400.0;
+ }
+ sal_Int32 nPos;
+ if (nFound > 3 && 1 <= nHour && nHour <= 12 // nHour 0 and >=13 can't be AM/PM
+ && (nPos = nEnd[nFound-1] + 1) < nLen)
+ {
+ // Dreaded AM/PM may be following.
+ while (nPos < nLen && rStr[nPos] == ' ')
+ ++nPos;
+ if (nPos < nLen)
+ {
+ sal_Int32 nStop = nPos;
+ while (nStop < nLen && rStr[nStop] != ' ')
+ ++nStop;
+ OUString aAmPm = rStr.copy( nPos, nStop - nPos);
+ // For AM only 12 needs to be treated, whereas for PM
+ // it must not. Check both, locale and second/English
+ // strings.
+ if (nHour == 12 &&
+ (rTransliteration.isEqual( aAmPm, pFormatter->GetLocaleData()->getTimeAM()) ||
+ (pSecondTransliteration && pSecondTransliteration->isEqual( aAmPm, "AM"))))
+ {
+ nHour = 0;
+ }
+ else if (nHour < 12 &&
+ (rTransliteration.isEqual( aAmPm, pFormatter->GetLocaleData()->getTimePM()) ||
+ (pSecondTransliteration && pSecondTransliteration->isEqual( aAmPm, "PM"))))
+ {
+ nHour += 12;
+ }
+ }
+ }
+ pCalendar->setValue( i18n::CalendarFieldIndex::HOUR, nHour );
+ pCalendar->setValue( i18n::CalendarFieldIndex::MINUTE, nMinute );
+ pCalendar->setValue( i18n::CalendarFieldIndex::SECOND, nSecond );
+ pCalendar->setValue( i18n::CalendarFieldIndex::MILLISECOND, 0 );
+ if ( pCalendar->isValid() )
+ {
+ double fDiff = DateTime(pDocFormatter->GetNullDate()) -
+ pCalendar->getEpochStart();
+ // #i14974# must use getLocalDateTime to get the same
+ // date values as set above
+ double fDays = pCalendar->getLocalDateTime() + fFrac;
+ fDays -= fDiff;
+
+ LanguageType eLatin, eCjk, eCtl;
+ rDoc.GetLanguage( eLatin, eCjk, eCtl );
+ LanguageType eDocLang = eLatin; //! which language for date formats?
+
+ SvNumFormatType nType = (nFound > 3 ? SvNumFormatType::DATETIME : SvNumFormatType::DATE);
+ sal_uLong nFormat = pDocFormatter->GetStandardFormat( nType, eDocLang );
+ // maybe there is a special format including seconds or milliseconds
+ if (nFound > 5)
+ nFormat = pDocFormatter->GetStandardFormat( fDays, nFormat, nType, eDocLang);
+
+ ScAddress aPos(nCol,nRow,nTab);
+ if ( bUseDocImport )
+ rDocImport.setNumericCell(aPos, fDays);
+ else
+ rDoc.SetValue( aPos, fDays );
+ rDoc.SetNumberFormat(aPos, nFormat);
+
+ return bMultiLine; // success
+ }
+ }
+ }
+ }
+
+ // Standard or date not determined -> SetString / EditCell
+ if( rStr.indexOf( '\n' ) == -1 )
+ {
+ if (!bDetectNumFormat && nColFormat == SC_COL_STANDARD)
+ {
+ // Import a strict ISO 8601 date(+time) string even without
+ // "Detect special numbers" or "Date (YMD)".
+ do
+ {
+ // Simple pre-check before calling more expensive parser.
+ // ([+-])(Y)YYYY-MM-DD
+ if (rStr.getLength() < 10)
+ break;
+ const sal_Int32 n1 = rStr.indexOf('-', 1);
+ if (n1 < 4)
+ break;
+ const sal_Int32 n2 = rStr.indexOf('-', n1 + 1);
+ if (n2 < 7 || n1 + 3 < n2)
+ break;
+
+ css::util::DateTime aDateTime;
+ if (!sax::Converter::parseDateTime( aDateTime, rStr))
+ break;
+
+ sal_uInt32 nFormat = 0;
+ double fVal = 0.0;
+ SvNumberFormatter* pDocFormatter = rDoc.GetFormatTable();
+ if (pDocFormatter->IsNumberFormat( rStr, nFormat, fVal))
+ {
+ if (pDocFormatter->GetType(nFormat) & SvNumFormatType::DATE)
+ {
+ ScAddress aPos(nCol,nRow,nTab);
+ if (bUseDocImport)
+ rDocImport.setNumericCell(aPos, fVal);
+ else
+ rDoc.SetValue(aPos, fVal);
+ rDoc.SetNumberFormat(aPos, nFormat);
+
+ return bMultiLine; // success
+ }
+ }
+ }
+ while(false);
+ }
+
+ ScSetStringParam aParam;
+ aParam.mpNumFormatter = pFormatter;
+ aParam.mbDetectNumberFormat = bDetectNumFormat;
+ aParam.meSetTextNumFormat = ScSetStringParam::SpecialNumberOnly;
+ aParam.mbHandleApostrophe = false;
+ aParam.mbCheckLinkFormula = true;
+ if ( bUseDocImport )
+ rDocImport.setAutoInput(ScAddress(nCol, nRow, nTab), rStr, &aParam);
+ else
+ rDoc.SetString( nCol, nRow, nTab, rStr, &aParam );
+ }
+ else
+ {
+ bMultiLine = true;
+ ScFieldEditEngine& rEngine = rDoc.GetEditEngine();
+ rEngine.SetTextCurrentDefaults(rStr);
+ if ( bUseDocImport )
+ rDocImport.setEditCell(ScAddress(nCol, nRow, nTab), rEngine.CreateTextObject());
+ else
+ rDoc.SetEditText( ScAddress( nCol, nRow, nTab ), rEngine.CreateTextObject() );
+ }
+ return bMultiLine;
+}
+
+static OUString lcl_GetFixed( const OUString& rLine, sal_Int32 nStart, sal_Int32 nNext,
+ bool& rbIsQuoted, bool& rbOverflowCell )
+{
+ sal_Int32 nLen = rLine.getLength();
+ if (nNext > nLen)
+ nNext = nLen;
+ if ( nNext <= nStart )
+ return OUString();
+
+ const sal_Unicode* pStr = rLine.getStr();
+
+ sal_Int32 nSpace = nNext;
+ while ( nSpace > nStart && pStr[nSpace-1] == ' ' )
+ --nSpace;
+
+ rbIsQuoted = (pStr[nStart] == '"' && pStr[nSpace-1] == '"');
+ if (rbIsQuoted)
+ {
+ bool bFits = (nSpace - nStart - 3 <= nArbitraryCellLengthLimit);
+ if (bFits)
+ return rLine.copy(nStart+1, std::max< sal_Int32 >(0, nSpace-nStart-2));
+ else
+ {
+ SAL_WARN( "sc", "lcl_GetFixed: line doesn't fit into data");
+ rbOverflowCell = true;
+ return rLine.copy(nStart+1, nArbitraryCellLengthLimit);
+ }
+ }
+ else
+ {
+ bool bFits = (nSpace - nStart <= nArbitraryCellLengthLimit);
+ if (bFits)
+ return rLine.copy(nStart, nSpace-nStart);
+ else
+ {
+ SAL_WARN( "sc", "lcl_GetFixed: line doesn't fit into data");
+ rbOverflowCell = true;
+ return rLine.copy(nStart, nArbitraryCellLengthLimit);
+ }
+ }
+}
+
+bool ScImportExport::ExtText2Doc( SvStream& rStrm )
+{
+ if (!pExtOptions)
+ return Text2Doc( rStrm );
+
+ sal_uInt64 const nOldPos = rStrm.Tell();
+ sal_uInt64 const nRemaining = rStrm.remainingSize();
+ std::unique_ptr<ScProgress> xProgress( new ScProgress( pDocSh,
+ ScResId( STR_LOAD_DOC ), nRemaining, true ));
+ rStrm.StartReadingUnicodeText( rStrm.GetStreamCharSet() );
+
+ SCCOL nStartCol = aRange.aStart.Col();
+ SCCOL nEndCol = aRange.aEnd.Col();
+ SCROW nStartRow = aRange.aStart.Row();
+ const SCTAB nTab = aRange.aStart.Tab();
+
+ bool bFixed = pExtOptions->IsFixedLen();
+ OUString aSeps = pExtOptions->GetFieldSeps(); // Need non-const for ReadCsvLine(),
+ const sal_Unicode* pSeps = aSeps.getStr(); // but it will be const anyway (asserted below).
+ bool bMerge = pExtOptions->IsMergeSeps();
+ bool bRemoveSpace = pExtOptions->IsRemoveSpace();
+ sal_uInt16 nInfoCount = pExtOptions->GetInfoCount();
+ const sal_Int32* pColStart = pExtOptions->GetColStart();
+ const sal_uInt8* pColFormat = pExtOptions->GetColFormat();
+ tools::Long nSkipLines = pExtOptions->GetStartRow();
+
+ LanguageType eDocLang = pExtOptions->GetLanguage();
+ SvNumberFormatter aNumFormatter( comphelper::getProcessComponentContext(), eDocLang);
+ bool bDetectNumFormat = pExtOptions->IsDetectSpecialNumber();
+ bool bEvaluateFormulas = pExtOptions->IsEvaluateFormulas();
+ bool bSkipEmptyCells = pExtOptions->IsSkipEmptyCells();
+
+ // For date recognition
+ ::utl::TransliterationWrapper aTransliteration(
+ comphelper::getProcessComponentContext(), TransliterationFlags::IGNORE_CASE );
+ aTransliteration.loadModuleIfNeeded( eDocLang );
+ CalendarWrapper aCalendar( comphelper::getProcessComponentContext() );
+ aCalendar.loadDefaultCalendar(
+ LanguageTag::convertToLocale( eDocLang ) );
+ std::unique_ptr< ::utl::TransliterationWrapper > pEnglishTransliteration;
+ std::unique_ptr< CalendarWrapper > pEnglishCalendar;
+ if ( eDocLang != LANGUAGE_ENGLISH_US )
+ {
+ pEnglishTransliteration.reset(new ::utl::TransliterationWrapper (
+ comphelper::getProcessComponentContext(), TransliterationFlags::IGNORE_CASE ));
+ aTransliteration.loadModuleIfNeeded( LANGUAGE_ENGLISH_US );
+ pEnglishCalendar.reset(new CalendarWrapper ( comphelper::getProcessComponentContext() ));
+ pEnglishCalendar->loadDefaultCalendar(
+ LanguageTag::convertToLocale( LANGUAGE_ENGLISH_US ) );
+ }
+
+ OUString aLine;
+ OUString aCell;
+ sal_uInt16 i;
+ SCROW nRow = nStartRow;
+ sal_Unicode cDetectSep = 0xffff; // No separator detection here.
+
+ while(--nSkipLines>0)
+ {
+ aLine = ReadCsvLine(rStrm, !bFixed, aSeps, cStr, cDetectSep); // content is ignored
+ if ( rStrm.eof() )
+ break;
+ }
+
+ // Determine range for Undo.
+ // We don't need this during import of a file to a new sheet or document...
+ bool bDetermineRange = bUndo;
+ bool bColumnsAreDetermined = false;
+
+ // Row heights don't need to be adjusted on the fly if EndPaste() is called
+ // afterwards, which happens only if bDetermineRange. This variable also
+ // survives the toggle of bDetermineRange down at the end of the do{} loop.
+ bool bRangeIsDetermined = bDetermineRange;
+
+ bool bQuotedAsText = pExtOptions && pExtOptions->IsQuotedAsText();
+
+ sal_uInt64 nOriginalStreamPos = rStrm.Tell();
+
+ SCROW nFirstUpdateRowHeight = SCROW_MAX;
+ SCROW nLastUpdateRowHeight = -1;
+
+ ScDocumentImport aDocImport(rDoc);
+ do
+ {
+ for( ;; )
+ {
+ aLine = ReadCsvLine(rStrm, !bFixed, aSeps, cStr, cDetectSep);
+ if ( rStrm.eof() && aLine.isEmpty() )
+ break;
+
+ assert(pSeps == aSeps.getStr());
+
+ if ( nRow > rDoc.MaxRow() )
+ {
+ bOverflowRow = true; // display warning on import
+ break; // for
+ }
+
+ if (!bDetermineRange)
+ EmbeddedNullTreatment( aLine);
+
+ sal_Int32 nLineLen = aLine.getLength();
+ SCCOL nCol = nStartCol;
+ bool bMultiLine = false;
+ if ( bFixed ) // Fixed line length
+ {
+ if (bDetermineRange)
+ {
+ if (!bColumnsAreDetermined)
+ {
+ // Yes, the check is nCol<=rDoc.MaxCol()+1, +1 because it
+ // is only an overflow if there is really data following to
+ // be put behind the last column, which doesn't happen if
+ // info is SC_COL_SKIP.
+ for (i=0; i < nInfoCount && nCol <= rDoc.MaxCol()+1; ++i)
+ {
+ const sal_uInt8 nFmt = pColFormat[i];
+ if (nFmt != SC_COL_SKIP) // otherwise don't increment nCol either
+ {
+ if (nCol > rDoc.MaxCol())
+ bOverflowCol = true; // display warning on import
+ ++nCol;
+ }
+ }
+ bColumnsAreDetermined = true;
+ }
+ }
+ else
+ {
+ sal_Int32 nStartIdx = 0;
+ // Same maxcol+1 check reason as above.
+ for (i=0; i < nInfoCount && nCol <= rDoc.MaxCol()+1; ++i)
+ {
+ sal_Int32 nNextIdx = nStartIdx;
+ if (i + 1 < nInfoCount)
+ CountVisualWidth( aLine, nNextIdx, pColStart[i+1] - pColStart[i] );
+ else
+ nNextIdx = nLineLen;
+ sal_uInt8 nFmt = pColFormat[i];
+ if (nFmt != SC_COL_SKIP) // otherwise don't increment nCol either
+ {
+ if (nCol > rDoc.MaxCol())
+ bOverflowCol = true; // display warning on import
+ else
+ {
+ bool bIsQuoted = false;
+ aCell = lcl_GetFixed( aLine, nStartIdx, nNextIdx, bIsQuoted, bOverflowCell );
+ if (bIsQuoted && bQuotedAsText)
+ nFmt = SC_COL_TEXT;
+
+ bMultiLine |= lcl_PutString(
+ aDocImport, !mbOverwriting, nCol, nRow, nTab, aCell, nFmt,
+ &aNumFormatter, bDetectNumFormat, bEvaluateFormulas, bSkipEmptyCells,
+ aTransliteration, aCalendar,
+ pEnglishTransliteration.get(), pEnglishCalendar.get());
+ }
+ ++nCol;
+ }
+ nStartIdx = nNextIdx;
+ }
+ }
+ }
+ else // Search for the separator
+ {
+ SCCOL nSourceCol = 0;
+ sal_uInt16 nInfoStart = 0;
+ const sal_Unicode* p = aLine.getStr();
+ // Yes, the check is nCol<=rDoc.MaxCol()+1, +1 because it is only an
+ // overflow if there is really data following to be put behind
+ // the last column, which doesn't happen if info is
+ // SC_COL_SKIP.
+ while (*p && nCol <= rDoc.MaxCol()+1)
+ {
+ bool bIsQuoted = false;
+ p = ScImportExport::ScanNextFieldFromString( p, aCell,
+ cStr, pSeps, bMerge, bIsQuoted, bOverflowCell, bRemoveSpace );
+
+ sal_uInt8 nFmt = SC_COL_STANDARD;
+ for ( i=nInfoStart; i<nInfoCount; i++ )
+ {
+ if ( pColStart[i] == nSourceCol + 1 ) // pColStart is 1-based
+ {
+ nFmt = pColFormat[i];
+ nInfoStart = i + 1; // ColInfos are in succession
+ break; // for
+ }
+ }
+ if ( nFmt != SC_COL_SKIP )
+ {
+ if (nCol > rDoc.MaxCol())
+ bOverflowCol = true; // display warning on import
+ else if (!bDetermineRange)
+ {
+ if (bIsQuoted && bQuotedAsText)
+ nFmt = SC_COL_TEXT;
+
+ bMultiLine |= lcl_PutString(
+ aDocImport, !mbOverwriting, nCol, nRow, nTab, aCell, nFmt,
+ &aNumFormatter, bDetectNumFormat, bEvaluateFormulas, bSkipEmptyCells,
+ aTransliteration, aCalendar,
+ pEnglishTransliteration.get(), pEnglishCalendar.get());
+ }
+ ++nCol;
+ }
+
+ ++nSourceCol;
+ }
+ }
+ if (nEndCol < nCol)
+ nEndCol = nCol; //! points to the next free or even rDoc.MaxCol()+2
+
+ if (!bDetermineRange)
+ {
+ if (bMultiLine && !bRangeIsDetermined && pDocSh)
+ { // Adjust just once at the end for a whole range.
+ nFirstUpdateRowHeight = std::min( nFirstUpdateRowHeight, nRow );
+ nLastUpdateRowHeight = std::max( nLastUpdateRowHeight, nRow );
+ }
+ xProgress->SetStateOnPercent( rStrm.Tell() - nOldPos );
+ }
+ ++nRow;
+ }
+ // so far nRow/nEndCol pointed to the next free
+ if (nRow > nStartRow)
+ --nRow;
+ if (nEndCol > nStartCol)
+ nEndCol = ::std::min( static_cast<SCCOL>(nEndCol - 1), rDoc.MaxCol());
+
+ if (bDetermineRange)
+ {
+ aRange.aEnd.SetCol( nEndCol );
+ aRange.aEnd.SetRow( nRow );
+
+ if ( !mbApi && nStartCol != nEndCol &&
+ !rDoc.IsBlockEmpty( nStartCol + 1, nStartRow, nEndCol, nRow, nTab ) )
+ {
+ ScReplaceWarnBox aBox(ScDocShell::GetActiveDialogParent());
+ if (aBox.run() != RET_YES)
+ {
+ return false;
+ }
+ }
+
+ rStrm.Seek( nOriginalStreamPos );
+ nRow = nStartRow;
+ if (!StartPaste())
+ {
+ EndPaste(false);
+ return false;
+ }
+ }
+
+ bDetermineRange = !bDetermineRange; // toggle
+ } while (!bDetermineRange);
+
+ if ( !mbOverwriting )
+ aDocImport.finalize();
+
+ xProgress.reset(); // make room for AdjustRowHeight progress
+
+ if( nFirstUpdateRowHeight < nLastUpdateRowHeight && pDocSh )
+ pDocSh->AdjustRowHeight( nFirstUpdateRowHeight, nLastUpdateRowHeight, nTab);
+
+ if (bRangeIsDetermined)
+ EndPaste(false);
+
+ if (mbImportBroadcast && !mbOverwriting)
+ {
+ rDoc.BroadcastCells(aRange, SfxHintId::ScDataChanged);
+ pDocSh->PostDataChanged();
+ }
+ return true;
+}
+
+void ScImportExport::EmbeddedNullTreatment( OUString & rStr )
+{
+ // A nasty workaround for data with embedded NULL characters. As long as we
+ // can't handle them properly as cell content (things assume 0-terminated
+ // strings at too many places) simply strip all NULL characters from raw
+ // data. Excel does the same. See fdo#57841 for sample data.
+
+ // The normal case is no embedded NULL, check first before de-/allocating
+ // ustring stuff.
+ sal_Unicode cNull = 0;
+ if (sal_Int32 pos = rStr.indexOf(cNull); pos >= 0)
+ {
+ rStr = rStr.replaceAll(std::u16string_view(&cNull, 1), u"", pos);
+ }
+}
+
+const sal_Unicode* ScImportExport::ScanNextFieldFromString( const sal_Unicode* p,
+ OUString& rField, sal_Unicode cStr, const sal_Unicode* pSeps, bool bMergeSeps, bool& rbIsQuoted,
+ bool& rbOverflowCell, bool bRemoveSpace )
+{
+ rbIsQuoted = false;
+ rField.clear();
+ const sal_Unicode cBlank = ' ';
+ if (cStr && !ScGlobal::UnicodeStrChr(pSeps, cBlank))
+ {
+ // Cope with broken generators that put leading blanks before a quoted
+ // field, like "field1", "field2", "..."
+ // NOTE: this is not in conformance with http://tools.ietf.org/html/rfc4180
+ const sal_Unicode* pb = p;
+ while (*pb == cBlank)
+ ++pb;
+ if (*pb == cStr)
+ p = pb;
+ }
+ if (cStr && *p == cStr) // String in quotes
+ {
+ rbIsQuoted = true;
+ const sal_Unicode* p1;
+ p1 = p = lcl_ScanString( p, rField, pSeps, cStr, DoubledQuoteMode::ESCAPE, rbOverflowCell );
+ while (!lcl_isFieldEnd( *p, pSeps))
+ p++;
+ // Append remaining unquoted and undelimited data (dirty, dirty) to
+ // this field.
+ if (p > p1)
+ {
+ const sal_Unicode* ptrim_f = p;
+ if ( bRemoveSpace )
+ {
+ while ( ptrim_f > p1 && ( *(ptrim_f - 1) == cBlank ) )
+ --ptrim_f;
+ }
+ if (!lcl_appendLineData( rField, p1, ptrim_f))
+ rbOverflowCell = true;
+ }
+ if( *p )
+ p++;
+ }
+ else // up to delimiter
+ {
+ const sal_Unicode* p0 = p;
+ while (!lcl_isFieldEnd( *p, pSeps))
+ p++;
+ const sal_Unicode* ptrim_i = p0;
+ const sal_Unicode* ptrim_f = p; // [ptrim_i,ptrim_f) is cell data after trimming
+ if ( bRemoveSpace )
+ {
+ while ( ptrim_i < ptrim_f && *ptrim_i == cBlank )
+ ++ptrim_i;
+ while ( ptrim_f > ptrim_i && ( *(ptrim_f - 1) == cBlank ) )
+ --ptrim_f;
+ }
+ if (!lcl_appendLineData( rField, ptrim_i, ptrim_f))
+ rbOverflowCell = true;
+ if( *p )
+ p++;
+ }
+ if ( bMergeSeps ) // skip following delimiters
+ {
+ while (*p && ScGlobal::UnicodeStrChr( pSeps, *p))
+ p++;
+ }
+ return p;
+}
+
+namespace {
+
+/**
+ * Check if a given string has any line break characters or separators.
+ *
+ * @param rStr string to inspect.
+ * @param cSep separator character.
+ */
+bool hasLineBreaksOrSeps( const OUString& rStr, sal_Unicode cSep )
+{
+ const sal_Unicode* p = rStr.getStr();
+ for (sal_Int32 i = 0, n = rStr.getLength(); i < n; ++i, ++p)
+ {
+ sal_Unicode c = *p;
+ if (c == cSep)
+ // separator found.
+ return true;
+
+ switch (c)
+ {
+ case '\n':
+ case '\r':
+ // line break found.
+ return true;
+ default:
+ ;
+ }
+ }
+ return false;
+}
+
+}
+
+bool ScImportExport::Doc2Text( SvStream& rStrm )
+{
+ SCCOL nCol;
+ SCROW nRow;
+ SCCOL nStartCol = aRange.aStart.Col();
+ SCROW nStartRow = aRange.aStart.Row();
+ SCTAB nStartTab = aRange.aStart.Tab();
+ SCCOL nEndCol = aRange.aEnd.Col();
+ SCROW nEndRow = aRange.aEnd.Row();
+ SCTAB nEndTab = aRange.aEnd.Tab();
+
+ if (!rDoc.GetClipParam().isMultiRange() && nStartTab == nEndTab)
+ if (!rDoc.ShrinkToDataArea( nStartTab, nStartCol, nStartRow, nEndCol, nEndRow ))
+ return false;
+
+ OUString aCellStr;
+
+ bool bConvertLF = (GetSystemLineEnd() != LINEEND_LF);
+
+ // We need to cache sc::ColumnBlockPosition per each column, tab is always nStartTab.
+ std::vector< sc::ColumnBlockPosition > blockPos( nEndCol - nStartCol + 1 );
+ for( SCCOL i = nStartCol; i <= nEndCol; ++i )
+ rDoc.InitColumnBlockPosition( blockPos[ i - nStartCol ], nStartTab, i );
+ for (nRow = nStartRow; nRow <= nEndRow; nRow++)
+ {
+ if (bIncludeFiltered || !rDoc.RowFiltered( nRow, nStartTab ))
+ {
+ for (nCol = nStartCol; nCol <= nEndCol; nCol++)
+ {
+ ScAddress aPos(nCol, nRow, nStartTab);
+ sal_uInt32 nNumFmt = rDoc.GetNumberFormat(aPos);
+ SvNumberFormatter* pFormatter = rDoc.GetFormatTable();
+
+ ScRefCellValue aCell(rDoc, aPos, blockPos[ nCol - nStartCol ]);
+ switch (aCell.meType)
+ {
+ case CELLTYPE_FORMULA:
+ {
+ if (bFormulas)
+ {
+ aCellStr = aCell.mpFormula->GetFormula();
+ if( aCellStr.indexOf( cSep ) != -1 )
+ lcl_WriteString( rStrm, aCellStr, cStr, cStr );
+ else
+ lcl_WriteSimpleString( rStrm, aCellStr );
+ }
+ else
+ {
+ const Color* pColor;
+ aCellStr = ScCellFormat::GetString(aCell, nNumFmt, &pColor, *pFormatter, rDoc);
+
+ bool bMultiLineText = ( aCellStr.indexOf( '\n' ) != -1 );
+ if( bMultiLineText )
+ {
+ if( mExportTextOptions.meNewlineConversion == ScExportTextOptions::ToSpace )
+ aCellStr = aCellStr.replaceAll( "\n", " " );
+ else if ( mExportTextOptions.meNewlineConversion == ScExportTextOptions::ToSystem && bConvertLF )
+ aCellStr = convertLineEnd(aCellStr, GetSystemLineEnd());
+ }
+
+ if( mExportTextOptions.mcSeparatorConvertTo && cSep )
+ aCellStr = aCellStr.replaceAll( OUStringChar(cSep), OUStringChar(mExportTextOptions.mcSeparatorConvertTo) );
+
+ if( mExportTextOptions.mbAddQuotes && ( aCellStr.indexOf( cSep ) != -1 ) )
+ lcl_WriteString( rStrm, aCellStr, cStr, cStr );
+ else
+ lcl_WriteSimpleString( rStrm, aCellStr );
+ }
+ }
+ break;
+ case CELLTYPE_VALUE:
+ {
+ const Color* pColor;
+ aCellStr = ScCellFormat::GetString(aCell, nNumFmt, &pColor, *pFormatter, rDoc);
+ lcl_WriteSimpleString( rStrm, aCellStr );
+ }
+ break;
+ case CELLTYPE_NONE:
+ break;
+ default:
+ {
+ const Color* pColor;
+ aCellStr = ScCellFormat::GetString(aCell, nNumFmt, &pColor, *pFormatter, rDoc);
+
+ bool bMultiLineText = ( aCellStr.indexOf( '\n' ) != -1 );
+ if( bMultiLineText )
+ {
+ if( mExportTextOptions.meNewlineConversion == ScExportTextOptions::ToSpace )
+ aCellStr = aCellStr.replaceAll( "\n", " " );
+ else if ( mExportTextOptions.meNewlineConversion == ScExportTextOptions::ToSystem && bConvertLF )
+ aCellStr = convertLineEnd(aCellStr, GetSystemLineEnd());
+ }
+
+ if( mExportTextOptions.mcSeparatorConvertTo && cSep )
+ aCellStr = aCellStr.replaceAll( OUStringChar(cSep), OUStringChar(mExportTextOptions.mcSeparatorConvertTo) );
+
+ if( mExportTextOptions.mbAddQuotes && hasLineBreaksOrSeps(aCellStr, cSep) )
+ lcl_WriteString( rStrm, aCellStr, cStr, cStr );
+ else
+ lcl_WriteSimpleString( rStrm, aCellStr );
+ }
+ }
+ if( nCol < nEndCol )
+ lcl_WriteSimpleString( rStrm, OUString(cSep) );
+ }
+ // Do not append a line feed for one single cell.
+ // NOTE: this Doc2Text() is only called for clipboard via
+ // ScImportExport::ExportStream().
+ if (nStartRow != nEndRow || nStartCol != nEndCol)
+ WriteUnicodeOrByteEndl( rStrm );
+ if( rStrm.GetError() != ERRCODE_NONE )
+ break;
+ if( nSizeLimit && rStrm.Tell() > nSizeLimit )
+ break;
+ }
+ }
+
+ return rStrm.GetError() == ERRCODE_NONE;
+}
+
+bool ScImportExport::Sylk2Doc( SvStream& rStrm )
+{
+ bool bOk = true;
+ bool bMyDoc = false;
+ SylkVersion eVersion = SylkVersion::OTHER;
+
+ // US-English separators for StringToDouble
+ sal_Unicode const cDecSep = '.';
+ sal_Unicode const cGrpSep = ',';
+
+ SCCOL nStartCol = aRange.aStart.Col();
+ SCROW nStartRow = aRange.aStart.Row();
+ SCCOL nEndCol = aRange.aEnd.Col();
+ SCROW nEndRow = aRange.aEnd.Row();
+ sal_uInt64 nOldPos = rStrm.Tell();
+ bool bData = !bSingle;
+ ::std::vector< sal_uInt32 > aFormats;
+
+ if( !bSingle)
+ bOk = StartPaste();
+
+ while( bOk )
+ {
+ OUString aLine;
+ OUString aText;
+ OStringBuffer aByteLine;
+ SCCOL nCol = nStartCol;
+ SCROW nRow = nStartRow;
+ SCCOL nRefCol = nCol;
+ SCROW nRefRow = nRow;
+ rStrm.Seek( nOldPos );
+ for( ;; )
+ {
+ //! allow unicode
+ rStrm.ReadLine( aByteLine );
+ aLine = OStringToOUString(aByteLine, rStrm.GetStreamCharSet());
+ if( rStrm.eof() )
+ break;
+ bool bInvalidCol = false;
+ bool bInvalidRow = false;
+ const sal_Unicode* p = aLine.getStr();
+ sal_Unicode cTag = *p++;
+ if( cTag == 'C' ) // Content
+ {
+ if( *p++ != ';' )
+ return false;
+
+ bool bInvalidRefCol = false;
+ bool bInvalidRefRow = false;
+ while( *p )
+ {
+ sal_Unicode ch = *p++;
+ ch = ScGlobal::ToUpperAlpha( ch );
+ switch( ch )
+ {
+ case 'X':
+ {
+ bInvalidCol = false;
+ bool bFail = o3tl::checked_add<SCCOL>(o3tl::toInt32(std::u16string_view(p)), nStartCol - 1, nCol);
+ if (bFail || nCol < 0 || rDoc.MaxCol() < nCol)
+ {
+ SAL_WARN("sc.ui","ScImportExport::Sylk2Doc - ;X invalid nCol=" << nCol);
+ nCol = std::clamp<SCCOL>(nCol, 0, rDoc.MaxCol());
+ bInvalidCol = bOverflowCol = true;
+ }
+ break;
+ }
+ case 'Y':
+ {
+ bInvalidRow = false;
+ bool bFail = o3tl::checked_add(o3tl::toInt32(std::u16string_view(p)), nStartRow - 1, nRow);
+ if (bFail || nRow < 0 || nMaxImportRow < nRow)
+ {
+ SAL_WARN("sc.ui","ScImportExport::Sylk2Doc - ;Y invalid nRow=" << nRow);
+ nRow = std::clamp<SCROW>(nRow, 0, nMaxImportRow);
+ bInvalidRow = bOverflowRow = true;
+ }
+ break;
+ }
+ case 'C':
+ {
+ bInvalidRefCol = false;
+ bool bFail = o3tl::checked_add<SCCOL>(o3tl::toInt32(std::u16string_view(p)), nStartCol - 1, nRefCol);
+ if (bFail || nRefCol < 0 || rDoc.MaxCol() < nRefCol)
+ {
+ SAL_WARN("sc.ui","ScImportExport::Sylk2Doc - ;C invalid nRefCol=" << nRefCol);
+ nRefCol = std::clamp<SCCOL>(nRefCol, 0, rDoc.MaxCol());
+ bInvalidRefCol = bOverflowCol = true;
+ }
+ break;
+ }
+ case 'R':
+ {
+ bInvalidRefRow = false;
+ bool bFail = o3tl::checked_add(o3tl::toInt32(std::u16string_view(p)), nStartRow - 1, nRefRow);
+ if (bFail || nRefRow < 0 || nMaxImportRow < nRefRow)
+ {
+ SAL_WARN("sc.ui","ScImportExport::Sylk2Doc - ;R invalid nRefRow=" << nRefRow);
+ nRefRow = std::clamp<SCROW>(nRefRow, 0, nMaxImportRow);
+ bInvalidRefRow = bOverflowRow = true;
+ }
+ break;
+ }
+ case 'K':
+ {
+ if( !bSingle &&
+ ( nCol < nStartCol || nCol > nEndCol
+ || nRow < nStartRow || nRow > nEndRow
+ || nCol > rDoc.MaxCol() || nRow > nMaxImportRow
+ || bInvalidCol || bInvalidRow ) )
+ break;
+ if( !bData )
+ {
+ if( nRow > nEndRow )
+ nEndRow = nRow;
+ if( nCol > nEndCol )
+ nEndCol = nCol;
+ break;
+ }
+ bool bText;
+ if( *p == '"' )
+ {
+ bText = true;
+ aText.clear();
+ p = lcl_ScanSylkString( p, aText, eVersion);
+ }
+ else
+ bText = false;
+ const sal_Unicode* q = p;
+ while( *q && *q != ';' )
+ q++;
+ if ( (*q != ';' || *(q+1) != 'I') && !bInvalidCol && !bInvalidRow )
+ { // don't ignore value
+ if( bText )
+ {
+ rDoc.EnsureTable(aRange.aStart.Tab());
+ rDoc.SetTextCell(
+ ScAddress(nCol, nRow, aRange.aStart.Tab()), aText);
+ }
+ else
+ {
+ double fVal = rtl_math_uStringToDouble( p,
+ aLine.getStr() + aLine.getLength(),
+ cDecSep, cGrpSep, nullptr, nullptr );
+ rDoc.SetValue( nCol, nRow, aRange.aStart.Tab(), fVal );
+ }
+ }
+ }
+ break;
+ case 'E':
+ case 'M':
+ {
+ if ( ch == 'M' )
+ {
+ if ( nRefCol < nCol )
+ nRefCol = nCol;
+ if ( nRefRow < nRow )
+ nRefRow = nRow;
+ if ( !bData )
+ {
+ if( nRefRow > nEndRow )
+ nEndRow = nRefRow;
+ if( nRefCol > nEndCol )
+ nEndCol = nRefCol;
+ }
+ }
+ if( !bMyDoc || !bData )
+ break;
+ aText = "=";
+ p = lcl_ScanSylkFormula( p, aText, eVersion);
+
+ if (bInvalidCol || bInvalidRow || (ch == 'M' && (bInvalidRefCol || bInvalidRefRow)))
+ break;
+
+ ScAddress aPos( nCol, nRow, aRange.aStart.Tab() );
+ /* FIXME: do we want GRAM_ODFF_A1 instead? At the
+ * end it probably should be GRAM_ODFF_R1C1, since
+ * R1C1 is what Excel writes in SYLK, or even
+ * better GRAM_ENGLISH_XL_R1C1. */
+ const formula::FormulaGrammar::Grammar eGrammar = formula::FormulaGrammar::GRAM_PODF_A1;
+ ScCompiler aComp(rDoc, aPos, eGrammar);
+ std::unique_ptr<ScTokenArray> xCode(aComp.CompileString(aText)); // ctor/InsertMatrixFormula did copy TokenArray
+ rDoc.CheckLinkFormulaNeedingCheck(*xCode);
+ if ( ch == 'M' )
+ {
+ ScMarkData aMark(rDoc.GetSheetLimits());
+ aMark.SelectTable( aPos.Tab(), true );
+ rDoc.InsertMatrixFormula( nCol, nRow, nRefCol,
+ nRefRow, aMark, OUString(), xCode.get() );
+ }
+ else
+ {
+ ScFormulaCell* pFCell = new ScFormulaCell(
+ rDoc, aPos, *xCode, eGrammar, ScMatrixMode::NONE);
+ rDoc.SetFormulaCell(aPos, pFCell);
+ }
+ }
+ break;
+ }
+ while( *p && *p != ';' )
+ p++;
+ if( *p )
+ p++;
+ }
+ }
+ else if( cTag == 'F' ) // Format
+ {
+ if( *p++ != ';' )
+ return false;
+ sal_Int32 nFormat = -1;
+ while( *p )
+ {
+ sal_Unicode ch = *p++;
+ ch = ScGlobal::ToUpperAlpha( ch );
+ switch( ch )
+ {
+ case 'X':
+ {
+ bInvalidCol = false;
+ bool bFail = o3tl::checked_add<SCCOL>(o3tl::toInt32(std::u16string_view(p)), nStartCol - 1, nCol);
+ if (bFail || nCol < 0 || rDoc.MaxCol() < nCol)
+ {
+ SAL_WARN("sc.ui","ScImportExport::Sylk2Doc - ;X invalid nCol=" << nCol);
+ nCol = std::clamp<SCCOL>(nCol, 0, rDoc.MaxCol());
+ bInvalidCol = bOverflowCol = true;
+ }
+ break;
+ }
+ case 'Y':
+ {
+ bInvalidRow = false;
+ bool bFail = o3tl::checked_add(o3tl::toInt32(std::u16string_view(p)), nStartRow - 1, nRow);
+ if (bFail || nRow < 0 || nMaxImportRow < nRow)
+ {
+ SAL_WARN("sc.ui","ScImportExport::Sylk2Doc - ;Y invalid nRow=" << nRow);
+ nRow = std::clamp<SCROW>(nRow, 0, nMaxImportRow);
+ bInvalidRow = bOverflowRow = true;
+ }
+ break;
+ }
+ case 'P' :
+ if ( bData )
+ {
+ // F;P<n> sets format code of P;P<code> at
+ // current position, or at ;X;Y if specified.
+ // Note that ;X;Y may appear after ;P
+ const sal_Unicode* p0 = p;
+ while( *p && *p != ';' )
+ p++;
+ OUString aNumber(p0, p - p0);
+ nFormat = aNumber.toInt32();
+ }
+ break;
+ }
+ while( *p && *p != ';' )
+ p++;
+ if( *p )
+ p++;
+ }
+ if ( !bData )
+ {
+ if( nRow > nEndRow )
+ nEndRow = nRow;
+ if( nCol > nEndCol )
+ nEndCol = nCol;
+ }
+ if ( 0 <= nFormat && o3tl::make_unsigned(nFormat) < aFormats.size() && !bInvalidCol && !bInvalidRow )
+ {
+ sal_uInt32 nKey = aFormats[nFormat];
+ rDoc.ApplyAttr( nCol, nRow, aRange.aStart.Tab(),
+ SfxUInt32Item( ATTR_VALUE_FORMAT, nKey ) );
+ }
+ }
+ else if( cTag == 'P' )
+ {
+ if ( bData && *p == ';' && *(p+1) == 'P' )
+ {
+ OUString aCode( p+2 );
+
+ sal_uInt32 nKey;
+ sal_Int32 nCheckPos;
+
+ if (aCode.getLength() > 2048 && utl::ConfigManager::IsFuzzing())
+ {
+ // consider an excessive length as a failure when fuzzing
+ nCheckPos = 1;
+ }
+ else
+ {
+ // unescape doubled semicolons
+ aCode = aCode.replaceAll(";;", ";");
+ // get rid of Xcl escape characters
+ aCode = aCode.replaceAll("\x1b", "");
+ SvNumFormatType nType;
+ rDoc.GetFormatTable()->PutandConvertEntry( aCode, nCheckPos, nType, nKey,
+ LANGUAGE_ENGLISH_US, ScGlobal::eLnge, false);
+ }
+
+ if ( nCheckPos )
+ nKey = 0;
+
+ aFormats.push_back( nKey );
+ }
+ }
+ else if (cTag == 'I' && *p == 'D' && aLine.getLength() > 4)
+ {
+ aLine = aLine.copy(4);
+ if (aLine == "CALCOOO32")
+ eVersion = SylkVersion::OOO32;
+ else if (aLine == "SCALC3")
+ eVersion = SylkVersion::SCALC3;
+ bMyDoc = (eVersion <= SylkVersion::OWN);
+ }
+ else if( cTag == 'E' ) // End
+ break;
+ }
+ if( !bData )
+ {
+ aRange.aEnd.SetCol( nEndCol );
+ aRange.aEnd.SetRow( nEndRow );
+ bOk = StartPaste();
+ bData = true;
+ }
+ else
+ break;
+ }
+
+ EndPaste();
+ return bOk;
+}
+
+bool ScImportExport::Doc2Sylk( SvStream& rStrm )
+{
+ SCCOL nCol;
+ SCROW nRow;
+ SCCOL nStartCol = aRange.aStart.Col();
+ SCROW nStartRow = aRange.aStart.Row();
+ SCCOL nEndCol = aRange.aEnd.Col();
+ SCROW nEndRow = aRange.aEnd.Row();
+ OUString aCellStr;
+ OUString aValStr;
+ lcl_WriteSimpleString( rStrm, "ID;PCALCOOO32" );
+ WriteUnicodeOrByteEndl( rStrm );
+
+ for (nRow = nStartRow; nRow <= nEndRow; nRow++)
+ {
+ for (nCol = nStartCol; nCol <= nEndCol; nCol++)
+ {
+ OUString aBufStr;
+ double nVal;
+ bool bForm = false;
+ SCROW r = nRow - nStartRow + 1;
+ SCCOL c = nCol - nStartCol + 1;
+ ScRefCellValue aCell(rDoc, ScAddress(nCol, nRow, aRange.aStart.Tab()));
+ CellType eType = aCell.meType;
+ switch( eType )
+ {
+ case CELLTYPE_FORMULA:
+ bForm = bFormulas;
+ if( rDoc.HasValueData( nCol, nRow, aRange.aStart.Tab()) )
+ goto hasvalue;
+ else
+ goto hasstring;
+
+ case CELLTYPE_VALUE:
+ hasvalue:
+ nVal = rDoc.GetValue( nCol, nRow, aRange.aStart.Tab() );
+
+ aValStr = ::rtl::math::doubleToUString( nVal,
+ rtl_math_StringFormat_Automatic,
+ rtl_math_DecimalPlaces_Max, '.', true );
+
+ aBufStr = "C;X"
+ + OUString::number( c )
+ + ";Y"
+ + OUString::number( r )
+ + ";K"
+ + aValStr;
+ lcl_WriteSimpleString( rStrm, aBufStr );
+ goto checkformula;
+
+ case CELLTYPE_STRING:
+ case CELLTYPE_EDIT:
+ hasstring:
+ aCellStr = rDoc.GetString(nCol, nRow, aRange.aStart.Tab());
+ aCellStr = aCellStr.replaceAll("\n", SYLK_LF);
+
+ aBufStr = "C;X"
+ + OUString::number( c )
+ + ";Y"
+ + OUString::number( r )
+ + ";K";
+ lcl_WriteSimpleString( rStrm, aBufStr );
+ lcl_WriteString( rStrm, aCellStr, '"', ';' );
+
+ checkformula:
+ if( bForm )
+ {
+ const ScFormulaCell* pFCell = aCell.mpFormula;
+ switch ( pFCell->GetMatrixFlag() )
+ {
+ case ScMatrixMode::Reference :
+ aCellStr.clear();
+ break;
+ default:
+ aCellStr = pFCell->GetFormula( formula::FormulaGrammar::GRAM_PODF_A1);
+ /* FIXME: do we want GRAM_ODFF_A1 instead? At
+ * the end it probably should be
+ * GRAM_ODFF_R1C1, since R1C1 is what Excel
+ * writes in SYLK, or even better
+ * GRAM_ENGLISH_XL_R1C1. */
+ }
+ if ( pFCell->GetMatrixFlag() != ScMatrixMode::NONE &&
+ aCellStr.startsWith("{") &&
+ aCellStr.endsWith("}") )
+ { // cut off matrix {} characters
+ aCellStr = aCellStr.copy(1, aCellStr.getLength()-2);
+ }
+ if ( aCellStr[0] == '=' )
+ aCellStr = aCellStr.copy(1);
+ OUString aPrefix;
+ switch ( pFCell->GetMatrixFlag() )
+ {
+ case ScMatrixMode::Formula :
+ { // diff expression with 'M' M$-extension
+ SCCOL nC;
+ SCROW nR;
+ pFCell->GetMatColsRows( nC, nR );
+ nC += c - 1;
+ nR += r - 1;
+ aPrefix = ";R"
+ + OUString::number( nR )
+ + ";C"
+ + OUString::number( nC )
+ + ";M";
+ }
+ break;
+ case ScMatrixMode::Reference :
+ { // diff expression with 'I' M$-extension
+ ScAddress aPos;
+ (void)pFCell->GetMatrixOrigin( rDoc, aPos );
+ aPrefix = ";I;R"
+ + OUString::number( aPos.Row() - nStartRow + 1 )
+ + ";C"
+ + OUString::number( aPos.Col() - nStartCol + 1 );
+ }
+ break;
+ default:
+ // formula Expression
+ aPrefix = ";E";
+ }
+ lcl_WriteSimpleString( rStrm, aPrefix );
+ if ( !aCellStr.isEmpty() )
+ lcl_WriteString( rStrm, aCellStr, 0, ';' );
+ }
+ WriteUnicodeOrByteEndl( rStrm );
+ break;
+
+ default:
+ {
+ // added to avoid warnings
+ }
+ }
+ }
+ }
+ lcl_WriteSimpleString( rStrm, OUString( 'E' ) );
+ WriteUnicodeOrByteEndl( rStrm );
+ return rStrm.GetError() == ERRCODE_NONE;
+}
+
+bool ScImportExport::Doc2HTML( SvStream& rStrm, const OUString& rBaseURL )
+{
+ // rtl_TextEncoding is ignored in ScExportHTML, read from Load/Save HTML options
+ ScFormatFilter::Get().ScExportHTML( rStrm, rBaseURL, &rDoc, aRange, RTL_TEXTENCODING_DONTKNOW, bAll,
+ aStreamPath, aNonConvertibleChars, maFilterOptions );
+ return rStrm.GetError() == ERRCODE_NONE;
+}
+
+bool ScImportExport::Doc2RTF( SvStream& rStrm )
+{
+ // rtl_TextEncoding is ignored in ScExportRTF
+ ScFormatFilter::Get().ScExportRTF( rStrm, &rDoc, aRange, RTL_TEXTENCODING_DONTKNOW );
+ return rStrm.GetError() == ERRCODE_NONE;
+}
+
+bool ScImportExport::Doc2Dif( SvStream& rStrm )
+{
+ // for DIF in the clipboard, IBM_850 is always used
+ ScFormatFilter::Get().ScExportDif( rStrm, &rDoc, aRange, RTL_TEXTENCODING_IBM_850 );
+ return true;
+}
+
+bool ScImportExport::Dif2Doc( SvStream& rStrm )
+{
+ SCTAB nTab = aRange.aStart.Tab();
+ ScDocumentUniquePtr pImportDoc( new ScDocument( SCDOCMODE_UNDO ) );
+ pImportDoc->InitUndo( rDoc, nTab, nTab );
+
+ // for DIF in the clipboard, IBM_850 is always used
+ ScFormatFilter::Get().ScImportDif( rStrm, pImportDoc.get(), aRange.aStart, RTL_TEXTENCODING_IBM_850 );
+
+ SCCOL nEndCol;
+ SCROW nEndRow;
+ pImportDoc->GetCellArea( nTab, nEndCol, nEndRow );
+ // if there are no cells in the imported content, nEndCol/nEndRow may be before the start
+ if ( nEndCol < aRange.aStart.Col() )
+ nEndCol = aRange.aStart.Col();
+ if ( nEndRow < aRange.aStart.Row() )
+ nEndRow = aRange.aStart.Row();
+ aRange.aEnd = ScAddress( nEndCol, nEndRow, nTab );
+
+ bool bOk = StartPaste();
+ if (bOk)
+ {
+ InsertDeleteFlags nFlags = InsertDeleteFlags::ALL & ~InsertDeleteFlags::STYLES;
+ rDoc.DeleteAreaTab( aRange, nFlags );
+ pImportDoc->CopyToDocument(aRange, nFlags, false, rDoc);
+ EndPaste();
+ }
+
+ return bOk;
+}
+
+bool ScImportExport::RTF2Doc( SvStream& rStrm, const OUString& rBaseURL )
+{
+ std::unique_ptr<ScEEAbsImport> pImp = ScFormatFilter::Get().CreateRTFImport( &rDoc, aRange );
+ if (!pImp)
+ return false;
+ pImp->Read( rStrm, rBaseURL );
+ aRange = pImp->GetRange();
+
+ bool bOk = StartPaste();
+ if (bOk)
+ {
+ InsertDeleteFlags const nFlags = InsertDeleteFlags::ALL & ~InsertDeleteFlags::STYLES;
+ rDoc.DeleteAreaTab( aRange, nFlags );
+ pImp->WriteToDocument();
+ EndPaste();
+ }
+ return bOk;
+}
+
+bool ScImportExport::HTML2Doc( SvStream& rStrm, const OUString& rBaseURL )
+{
+ std::unique_ptr<ScEEAbsImport> pImp = ScFormatFilter::Get().CreateHTMLImport( &rDoc, rBaseURL, aRange);
+ if (!pImp)
+ return false;
+ pImp->Read( rStrm, rBaseURL );
+ aRange = pImp->GetRange();
+
+ bool bOk = StartPaste();
+ if (bOk)
+ {
+ // ScHTMLImport may call ScDocument::InitDrawLayer, resulting in
+ // a Draw Layer but no Draw View -> create Draw Layer and View here
+ if (pDocSh)
+ pDocSh->MakeDrawLayer();
+
+ InsertDeleteFlags const nFlags = InsertDeleteFlags::ALL & ~InsertDeleteFlags::STYLES;
+ rDoc.DeleteAreaTab( aRange, nFlags );
+
+ if (pExtOptions)
+ {
+ // Pick up import options if available.
+ LanguageType eLang = pExtOptions->GetLanguage();
+ SvNumberFormatter aNumFormatter( comphelper::getProcessComponentContext(), eLang);
+ bool bSpecialNumber = pExtOptions->IsDetectSpecialNumber();
+ pImp->WriteToDocument(false, 1.0, &aNumFormatter, bSpecialNumber);
+ }
+ else
+ // Regular import, with no options.
+ pImp->WriteToDocument();
+
+ EndPaste();
+ }
+ return bOk;
+}
+
+#ifndef DISABLE_DYNLOADING
+
+extern "C" { static void thisModule() {} }
+
+#else
+
+extern "C" {
+ScFormatFilterPlugin* ScFilterCreate();
+}
+
+#endif
+
+typedef ScFormatFilterPlugin * (*FilterFn)();
+ScFormatFilterPlugin &ScFormatFilter::Get()
+{
+ static ScFormatFilterPlugin *plugin = []()
+ {
+#ifndef DISABLE_DYNLOADING
+ OUString sFilterLib(SVLIBRARY("scfilt"));
+ static ::osl::Module aModule;
+ bool bLoaded = aModule.is();
+ if (!bLoaded)
+ bLoaded = aModule.loadRelative(&thisModule, sFilterLib);
+ if (!bLoaded)
+ bLoaded = aModule.load(sFilterLib);
+ if (bLoaded)
+ {
+ oslGenericFunction fn = aModule.getFunctionSymbol( "ScFilterCreate" );
+ if (fn != nullptr)
+ return reinterpret_cast<FilterFn>(fn)();
+ }
+ assert(false);
+ return static_cast<ScFormatFilterPlugin*>(nullptr);
+#else
+ return ScFilterCreate();
+#endif
+ }();
+
+ return *plugin;
+}
+
+// Precondition: pStr is guaranteed to be non-NULL and points to a 0-terminated
+// array.
+static const sal_Unicode* lcl_UnicodeStrChr( const sal_Unicode* pStr,
+ sal_Unicode c )
+{
+ while (*pStr)
+ {
+ if (*pStr == c)
+ return pStr;
+ ++pStr;
+ }
+ return nullptr;
+}
+
+ScImportStringStream::ScImportStringStream( const OUString& rStr )
+ : SvMemoryStream( const_cast<sal_Unicode *>(rStr.getStr()),
+ rStr.getLength() * sizeof(sal_Unicode), StreamMode::READ)
+{
+ SetStreamCharSet( RTL_TEXTENCODING_UNICODE );
+#ifdef OSL_BIGENDIAN
+ SetEndian(SvStreamEndian::BIG);
+#else
+ SetEndian(SvStreamEndian::LITTLE);
+#endif
+}
+
+OUString ReadCsvLine( SvStream &rStream, bool bEmbeddedLineBreak,
+ OUString& rFieldSeparators, sal_Unicode cFieldQuote, sal_Unicode& rcDetectSep, sal_uInt32 nMaxSourceLines )
+{
+ enum RetryState
+ {
+ FORBID,
+ ALLOW,
+ RETRY,
+ RETRIED
+ } eRetryState = (bEmbeddedLineBreak && rcDetectSep == 0 ? RetryState::ALLOW : RetryState::FORBID);
+
+ sal_uInt64 nStreamPos = (eRetryState == RetryState::ALLOW ? rStream.Tell() : 0);
+
+Label_RetryWithNewSep:
+
+ if (eRetryState == RetryState::RETRY)
+ {
+ eRetryState = RetryState::RETRIED;
+ rStream.Seek( nStreamPos);
+ }
+
+ OUString aStr;
+ rStream.ReadUniOrByteStringLine(aStr, rStream.GetStreamCharSet(), nArbitraryLineLengthLimit);
+
+ if (bEmbeddedLineBreak)
+ {
+ sal_Int32 nFirstLineLength = aStr.getLength();
+ sal_uInt64 nFirstLineStreamPos = rStream.Tell();
+ sal_uInt32 nLine = 0;
+
+ const sal_Unicode* pSeps = rFieldSeparators.getStr();
+
+ QuoteType eQuoteState = FIELDEND_QUOTE;
+ bool bFieldStart = true;
+
+ sal_Int32 nLastOffset = 0;
+ sal_Int32 nQuotes = 0;
+ while (!rStream.eof() && aStr.getLength() < nArbitraryLineLengthLimit)
+ {
+ const sal_Unicode * p = aStr.getStr() + nLastOffset;
+ const sal_Unicode * const pStop = aStr.getStr() + aStr.getLength();
+ while (p < pStop)
+ {
+ if (!*p)
+ {
+ // Skip embedded null-characters. They don't change
+ // anything and are handled at a higher level.
+ ++p;
+ continue;
+ }
+
+ if (nQuotes)
+ {
+ if (*p == cFieldQuote)
+ {
+ if (bFieldStart)
+ {
+ ++nQuotes;
+ bFieldStart = false;
+ eQuoteState = FIELDSTART_QUOTE;
+ nFirstLineLength = aStr.getLength();
+ nFirstLineStreamPos = rStream.Tell();
+ }
+ // Do not detect a FIELDSTART_QUOTE if not in
+ // bFieldStart mode, in which case for unquoted content
+ // we are in FIELDEND_QUOTE state.
+ else if (eQuoteState != FIELDEND_QUOTE)
+ {
+ eQuoteState = lcl_isEscapedOrFieldEndQuote( nQuotes, p, pSeps, cFieldQuote, rcDetectSep);
+
+ if (eRetryState == RetryState::ALLOW && rcDetectSep)
+ {
+ eRetryState = RetryState::RETRY;
+ rFieldSeparators += OUStringChar(rcDetectSep);
+ pSeps = rFieldSeparators.getStr();
+ goto Label_RetryWithNewSep;
+ }
+
+ // DONTKNOW_QUOTE is an embedded unescaped quote we
+ // don't count for pairing.
+ if (eQuoteState != DONTKNOW_QUOTE)
+ ++nQuotes;
+ }
+ }
+ else if (eQuoteState == FIELDEND_QUOTE)
+ {
+ if (bFieldStart)
+ // If blank is a separator it starts a field, if it
+ // is not and thus maybe leading before quote we
+ // are still at start of field regarding quotes.
+ bFieldStart = (*p == ' ' || lcl_UnicodeStrChr( pSeps, *p) != nullptr);
+ else
+ bFieldStart = (lcl_UnicodeStrChr( pSeps, *p) != nullptr);
+ }
+ }
+ else
+ {
+ if (*p == cFieldQuote && bFieldStart)
+ {
+ nQuotes = 1;
+ eQuoteState = FIELDSTART_QUOTE;
+ bFieldStart = false;
+ nFirstLineLength = aStr.getLength();
+ nFirstLineStreamPos = rStream.Tell();
+ }
+ else if (eQuoteState == FIELDEND_QUOTE)
+ {
+ // This also skips leading blanks at beginning of line
+ // if followed by a quote. It's debatable whether we
+ // actually want that or not, but congruent with what
+ // ScanNextFieldFromString() does.
+ if (bFieldStart)
+ bFieldStart = (*p == ' ' || lcl_UnicodeStrChr( pSeps, *p) != nullptr);
+ else
+ bFieldStart = (lcl_UnicodeStrChr( pSeps, *p) != nullptr);
+ }
+ }
+ // A quote character inside a field content does not start
+ // a quote.
+ ++p;
+ }
+
+ if ((nQuotes & 1) == 0)
+ // We still have a (theoretical?) problem here if due to
+ // nArbitraryLineLengthLimit (or nMaxSourceLines below) we
+ // split a string right between a doubled quote pair.
+ break;
+ else if (eQuoteState == DONTKNOW_QUOTE)
+ // A single unescaped quote somewhere in a quote started
+ // field, most likely that was not meant to have embedded
+ // linefeeds either.
+ break;
+ else if (++nLine >= nMaxSourceLines && nMaxSourceLines > 0)
+ // Unconditionally increment nLine even if nMaxSourceLines==0
+ // so it can be observed in debugger.
+ break;
+ else
+ {
+ nLastOffset = aStr.getLength();
+ OUString aNext;
+ rStream.ReadUniOrByteStringLine(aNext, rStream.GetStreamCharSet(), nArbitraryLineLengthLimit);
+ if (!rStream.eof())
+ aStr += "\n" + aNext;
+ }
+ }
+ if (nQuotes & 1)
+ {
+ // No closing quote at all. A single quote at field start => no
+ // embedded linefeeds for that field, take only first logical line.
+ aStr = aStr.copy( 0, nFirstLineLength);
+ rStream.Seek( nFirstLineStreamPos);
+ }
+ }
+ return aStr;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
generated by cgit v1.2.3 (git 2.39.1) at 2024-08-26 08:19:50 +0000