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/* -*- 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/.
*/
#include "rtfdocumentimpl.hxx"
#include <com/sun/star/io/WrongFormatException.hpp>
#include <svl/lngmisc.hxx>
#include <ooxml/resourceids.hxx>
#include <sal/log.hxx>
#include "rtfreferenceproperties.hxx"
#include "rtfskipdestination.hxx"
using namespace com::sun::star;
namespace writerfilter::rtftok
{
RTFError RTFDocumentImpl::dispatchSymbol(RTFKeyword nKeyword)
{
setNeedSect(true);
if (nKeyword != RTFKeyword::HEXCHAR)
checkUnicode(/*bUnicode =*/true, /*bHex =*/true);
else
checkUnicode(/*bUnicode =*/true, /*bHex =*/false);
RTFSkipDestination aSkip(*this);
if (RTFKeyword::LINE == nKeyword)
{
// very special handling since text() will eat lone '\n'
singleChar('\n', /*bRunProps=*/true);
return RTFError::OK;
}
// Trivial symbols
sal_uInt8 cCh = 0;
switch (nKeyword)
{
case RTFKeyword::TAB:
cCh = '\t';
break;
case RTFKeyword::BACKSLASH:
cCh = '\\';
break;
case RTFKeyword::LBRACE:
cCh = '{';
break;
case RTFKeyword::RBRACE:
cCh = '}';
break;
case RTFKeyword::EMDASH:
cCh = 151;
break;
case RTFKeyword::ENDASH:
cCh = 150;
break;
case RTFKeyword::BULLET:
cCh = 149;
break;
case RTFKeyword::LQUOTE:
cCh = 145;
break;
case RTFKeyword::RQUOTE:
cCh = 146;
break;
case RTFKeyword::LDBLQUOTE:
cCh = 147;
break;
case RTFKeyword::RDBLQUOTE:
cCh = 148;
break;
default:
break;
}
if (cCh > 0)
{
OUString aStr(OStringToOUString(OStringChar(char(cCh)), RTL_TEXTENCODING_MS_1252));
text(aStr);
return RTFError::OK;
}
switch (nKeyword)
{
case RTFKeyword::IGNORE:
{
m_bSkipUnknown = true;
aSkip.setReset(false);
return RTFError::OK;
}
break;
case RTFKeyword::PAR:
{
if (m_aStates.top().getDestination() == Destination::FOOTNOTESEPARATOR)
break; // just ignore it - only thing we read in here is CHFTNSEP
checkFirstRun();
bool bNeedPap = m_bNeedPap;
checkNeedPap();
if (bNeedPap)
runProps();
if (!m_aStates.top().getCurrentBuffer())
{
parBreak();
// Not in table? Reset max width.
if (m_nCellxMax)
{
// Was in table, but not anymore -> tblEnd.
RTFSprms aAttributes;
RTFSprms aSprms;
aSprms.set(NS_ooxml::LN_tblEnd, new RTFValue(1));
writerfilter::Reference<Properties>::Pointer_t pProperties
= new RTFReferenceProperties(std::move(aAttributes), std::move(aSprms));
Mapper().props(pProperties);
}
m_nCellxMax = 0;
}
else if (m_aStates.top().getDestination() != Destination::SHAPETEXT)
{
RTFValue::Pointer_t pValue;
m_aStates.top().getCurrentBuffer()->push_back(Buf_t(BUFFER_PAR, pValue, nullptr));
}
// but don't emit properties yet, since they may change till the first text token arrives
m_bNeedPap = true;
if (!m_aStates.top().getFrame().inFrame())
m_bNeedPar = false;
m_bNeedFinalPar = false;
}
break;
case RTFKeyword::SECT:
{
if (m_bNeedCr)
dispatchSymbol(RTFKeyword::PAR);
m_bHadSect = true;
if (m_bIgnoreNextContSectBreak)
m_bIgnoreNextContSectBreak = false;
else
{
sectBreak();
if (m_nResetBreakOnSectBreak != RTFKeyword::invalid)
{
// this should run on _second_ \sect after \page
dispatchSymbol(m_nResetBreakOnSectBreak); // lazy reset
m_nResetBreakOnSectBreak = RTFKeyword::invalid;
m_bNeedSect = false; // dispatchSymbol set it
}
}
}
break;
case RTFKeyword::NOBREAK:
{
OUString aStr(SVT_HARD_SPACE);
text(aStr);
}
break;
case RTFKeyword::NOBRKHYPH:
{
OUString aStr(SVT_HARD_HYPHEN);
text(aStr);
}
break;
case RTFKeyword::OPTHYPH:
{
OUString aStr(SVT_SOFT_HYPHEN);
text(aStr);
}
break;
case RTFKeyword::HEXCHAR:
m_aStates.top().setInternalState(RTFInternalState::HEX);
break;
case RTFKeyword::CELL:
case RTFKeyword::NESTCELL:
{
if (nKeyword == RTFKeyword::CELL)
m_bAfterCellBeforeRow = true;
checkFirstRun();
if (m_bNeedPap)
{
// There were no runs in the cell, so we need to send paragraph and character properties here.
auto pPValue = new RTFValue(m_aStates.top().getParagraphAttributes(),
m_aStates.top().getParagraphSprms());
bufferProperties(m_aTableBufferStack.back(), pPValue, nullptr);
auto pCValue = new RTFValue(m_aStates.top().getCharacterAttributes(),
m_aStates.top().getCharacterSprms());
bufferProperties(m_aTableBufferStack.back(), pCValue, nullptr);
}
RTFValue::Pointer_t pValue;
m_aTableBufferStack.back().emplace_back(Buf_t(BUFFER_CELLEND, pValue, nullptr));
m_bNeedPap = true;
}
break;
case RTFKeyword::NESTROW:
{
tools::SvRef<TableRowBuffer> const pBuffer(
new TableRowBuffer(m_aTableBufferStack.back(), m_aNestedTableCellsSprms,
m_aNestedTableCellsAttributes, m_nNestedCells));
prepareProperties(m_aStates.top(), pBuffer->GetParaProperties(),
pBuffer->GetFrameProperties(), pBuffer->GetRowProperties(),
m_nNestedCells, m_nNestedCurrentCellX - m_nNestedTRLeft);
if (m_aTableBufferStack.size() == 1 || !m_aStates.top().getCurrentBuffer())
{
throw io::WrongFormatException("mismatch between \\itap and number of \\nestrow",
nullptr);
}
assert(m_aStates.top().getCurrentBuffer() == &m_aTableBufferStack.back());
// note: there may be several states pointing to table buffer!
for (std::size_t i = 0; i < m_aStates.size(); ++i)
{
if (m_aStates[i].getCurrentBuffer() == &m_aTableBufferStack.back())
{
m_aStates[i].setCurrentBuffer(
&m_aTableBufferStack[m_aTableBufferStack.size() - 2]);
}
}
m_aTableBufferStack.pop_back();
m_aTableBufferStack.back().emplace_back(
Buf_t(BUFFER_NESTROW, RTFValue::Pointer_t(), pBuffer));
m_aNestedTableCellsSprms.clear();
m_aNestedTableCellsAttributes.clear();
m_nNestedCells = 0;
m_bNeedPap = true;
}
break;
case RTFKeyword::ROW:
{
m_bAfterCellBeforeRow = false;
if (m_aStates.top().getTableRowWidthAfter() > 0)
{
// Add fake cellx / cell, RTF equivalent of
// OOXMLFastContextHandlerTextTableRow::handleGridAfter().
auto pXValue = new RTFValue(m_aStates.top().getTableRowWidthAfter());
m_aStates.top().getTableRowSprms().set(NS_ooxml::LN_CT_TblGridBase_gridCol, pXValue,
RTFOverwrite::NO_APPEND);
dispatchSymbol(RTFKeyword::CELL);
// Adjust total width, which is done in the \cellx handler for normal cells.
m_nTopLevelCurrentCellX += m_aStates.top().getTableRowWidthAfter();
m_aStates.top().setTableRowWidthAfter(0);
}
bool bRestored = false;
// Ending a row, but no cells defined?
// See if there was an invalid table row reset, so we can restore cell infos to help invalid documents.
if (!m_nTopLevelCurrentCellX && m_nBackupTopLevelCurrentCellX)
{
restoreTableRowProperties();
bRestored = true;
}
// If the right edge of the last cell (row width) is smaller than the width of some other row, mimic WW8TabDesc::CalcDefaults(): resize the last cell
const int MINLAY = 23; // sw/inc/swtypes.hxx, minimal possible size of frames.
if ((m_nCellxMax - m_nTopLevelCurrentCellX) >= MINLAY)
{
auto pXValueLast = m_aStates.top().getTableRowSprms().find(
NS_ooxml::LN_CT_TblGridBase_gridCol, false);
const int nXValueLast = pXValueLast ? pXValueLast->getInt() : 0;
auto pXValue = new RTFValue(nXValueLast + m_nCellxMax - m_nTopLevelCurrentCellX);
m_aStates.top().getTableRowSprms().eraseLast(NS_ooxml::LN_CT_TblGridBase_gridCol);
m_aStates.top().getTableRowSprms().set(NS_ooxml::LN_CT_TblGridBase_gridCol, pXValue,
RTFOverwrite::NO_APPEND);
m_nTopLevelCurrentCellX = m_nCellxMax;
}
if (m_nTopLevelCells)
{
// Make a backup before we start popping elements
m_aTableInheritingCellsSprms = m_aTopLevelTableCellsSprms;
m_aTableInheritingCellsAttributes = m_aTopLevelTableCellsAttributes;
m_nInheritingCells = m_nTopLevelCells;
}
else
{
// No table definition? Then inherit from the previous row
m_aTopLevelTableCellsSprms = m_aTableInheritingCellsSprms;
m_aTopLevelTableCellsAttributes = m_aTableInheritingCellsAttributes;
m_nTopLevelCells = m_nInheritingCells;
}
while (m_aTableBufferStack.size() > 1)
{
SAL_WARN("writerfilter.rtf", "dropping extra table buffer");
// note: there may be several states pointing to table buffer!
for (std::size_t i = 0; i < m_aStates.size(); ++i)
{
if (m_aStates[i].getCurrentBuffer() == &m_aTableBufferStack.back())
{
m_aStates[i].setCurrentBuffer(&m_aTableBufferStack.front());
}
}
m_aTableBufferStack.pop_back();
}
replayRowBuffer(m_aTableBufferStack.back(), m_aTopLevelTableCellsSprms,
m_aTopLevelTableCellsAttributes, m_nTopLevelCells);
// The scope of the table cell defaults is one row.
m_aDefaultState.getTableCellSprms().clear();
m_aStates.top().getTableCellSprms() = m_aDefaultState.getTableCellSprms();
m_aStates.top().getTableCellAttributes() = m_aDefaultState.getTableCellAttributes();
writerfilter::Reference<Properties>::Pointer_t paraProperties;
writerfilter::Reference<Properties>::Pointer_t frameProperties;
writerfilter::Reference<Properties>::Pointer_t rowProperties;
prepareProperties(m_aStates.top(), paraProperties, frameProperties, rowProperties,
m_nTopLevelCells, m_nTopLevelCurrentCellX - m_nTopLevelTRLeft);
sendProperties(paraProperties, frameProperties, rowProperties);
m_bNeedPap = true;
m_bNeedFinalPar = true;
m_aTableBufferStack.back().clear();
m_nTopLevelCells = 0;
if (bRestored)
// We restored cell definitions, clear these now.
// This is necessary, as later cell definitions want to overwrite the restored ones.
resetTableRowProperties();
}
break;
case RTFKeyword::COLUMN:
{
bool bColumns = false; // If we have multiple columns
RTFValue::Pointer_t pCols
= m_aStates.top().getSectionSprms().find(NS_ooxml::LN_EG_SectPrContents_cols);
if (pCols)
{
RTFValue::Pointer_t pNum = pCols->getAttributes().find(NS_ooxml::LN_CT_Columns_num);
if (pNum && pNum->getInt() > 1)
bColumns = true;
}
checkFirstRun();
if (bColumns)
{
sal_uInt8 const sBreak[] = { 0xe };
Mapper().startCharacterGroup();
Mapper().text(sBreak, 1);
Mapper().endCharacterGroup();
}
else
dispatchSymbol(RTFKeyword::PAGE);
}
break;
case RTFKeyword::CHFTN:
{
if (m_aStates.top().getCurrentBuffer() == &m_aSuperBuffer)
// Stop buffering, there will be no custom mark for this footnote or endnote.
m_aStates.top().setCurrentBuffer(nullptr);
break;
}
case RTFKeyword::PAGE:
{
// Ignore page breaks inside tables.
if (m_aStates.top().getCurrentBuffer() == &m_aTableBufferStack.back())
break;
// If we're inside a continuous section, we should send a section break, not a page one.
RTFValue::Pointer_t pBreak
= m_aStates.top().getSectionSprms().find(NS_ooxml::LN_EG_SectPrContents_type);
// Unless we're on a title page.
RTFValue::Pointer_t pTitlePg
= m_aStates.top().getSectionSprms().find(NS_ooxml::LN_EG_SectPrContents_titlePg);
if (((pBreak
&& pBreak->getInt()
== static_cast<sal_Int32>(NS_ooxml::LN_Value_ST_SectionMark_continuous))
|| m_nResetBreakOnSectBreak == RTFKeyword::SBKNONE)
&& !(pTitlePg && pTitlePg->getInt()))
{
if (m_bWasInFrame)
{
dispatchSymbol(RTFKeyword::PAR);
m_bWasInFrame = false;
}
sectBreak();
// note: this will not affect the following section break
// but the one just pushed
dispatchFlag(RTFKeyword::SBKPAGE);
if (m_bNeedPar)
dispatchSymbol(RTFKeyword::PAR);
m_bIgnoreNextContSectBreak = true;
// arrange to clean up the synthetic RTFKeyword::SBKPAGE
m_nResetBreakOnSectBreak = RTFKeyword::SBKNONE;
}
else
{
bool bFirstRun = m_bFirstRun;
checkFirstRun();
checkNeedPap();
sal_uInt8 const sBreak[] = { 0xc };
Mapper().text(sBreak, 1);
if (bFirstRun || m_bNeedCr)
{
// If we don't have content in the document yet (so the break-before can't move
// to a second layout page) or we already have characters sent (so the paragraph
// properties are already finalized), then continue inserting a fake paragraph.
if (!m_bNeedPap)
{
parBreak();
m_bNeedPap = true;
}
}
m_bNeedCr = true;
}
}
break;
case RTFKeyword::CHPGN:
{
OUString aStr("PAGE");
singleChar(cFieldStart);
text(aStr);
singleChar(cFieldSep, true);
singleChar(cFieldEnd);
}
break;
case RTFKeyword::CHFTNSEP:
{
static const sal_Unicode uFtnEdnSep = 0x3;
Mapper().utext(reinterpret_cast<const sal_uInt8*>(&uFtnEdnSep), 1);
}
break;
default:
{
SAL_INFO("writerfilter.rtf",
"TODO handle symbol '" << keywordToString(nKeyword) << "'");
aSkip.setParsed(false);
}
break;
}
return RTFError::OK;
}
} // namespace writerfilter::rtftok
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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