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n#703032: Fixed an RTF import crash when handling formdata in non-FORM fields

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This commit is contained in:
Cédric Bosdonnat
2011-12-13 14:22:44 +01:00
parent 5916088332
commit e7fc2624a1
2 changed files with 22 additions and 4 deletions
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23
writerfilter/source/rtftok/rtfdocumentimpl.cxx
View File

@@ -288,6 +288,7 @@ RTFDocumentImpl::RTFDocumentImpl(uno::Reference<uno::XComponentContext> const& x
m_aStyleTableEntries(), m_aStyleTableEntries(),
m_nCurrentStyleIndex(0), m_nCurrentStyleIndex(0),
m_bEq(false), m_bEq(false),
m_bFormField(false),
m_bWasInFrame(false), m_bWasInFrame(false),
m_bIsInFrame(false), m_bIsInFrame(false),
m_aUnicodeBuffer() m_aUnicodeBuffer()
@@ -969,18 +970,32 @@ int RTFDocumentImpl::dispatchDestination(RTFKeyword nKeyword)
break; break;
case RTF_FLDINST: case RTF_FLDINST:
{ {
// Look for the field type
sal_Int32 nPos = Strm().Tell(); sal_Int32 nPos = Strm().Tell();
OStringBuffer aBuf; OStringBuffer aBuf;
char ch; char ch;
for (int i = 0; i < 4; ++i) bool bFoundCode = false;
bool bInKeyword = false;
while (!bFoundCode && ch != '}')
{ {
Strm() >> ch; Strm() >> ch;
if ('\\' == ch)
bInKeyword = true;
if (!bInKeyword && isalnum(ch))
aBuf.append(ch); aBuf.append(ch);
else if (bInKeyword && isspace(ch))
bInKeyword = false;
if (aBuf.getLength() > 0 && !isalnum(ch))
bFoundCode = true;
} }
Strm().Seek(nPos); Strm().Seek(nPos);
// Form data should be handled only for form fields if any
if (aBuf.toString().indexOf(OString("FORM")) != -1 )
m_bFormField = true;
// EQ fields are not really fields in fact. // EQ fields are not really fields in fact.
if (aBuf.toString().equals("{ EQ")) if (aBuf.toString().equals("EQ"))
m_bEq = true; m_bEq = true;
else else
{ {
@@ -2871,7 +2886,7 @@ int RTFDocumentImpl::popState()
RTFValue::Pointer_t pValue(new RTFValue(m_aStates.top().aDestinationText.makeStringAndClear())); RTFValue::Pointer_t pValue(new RTFValue(m_aStates.top().aDestinationText.makeStringAndClear()));
m_aFormfieldSprms->push_back(make_pair(NS_ooxml::LN_CT_FFDDList_listEntry, pValue)); m_aFormfieldSprms->push_back(make_pair(NS_ooxml::LN_CT_FFDDList_listEntry, pValue));
} }
else if (m_aStates.top().nDestinationState == DESTINATION_DATAFIELD) else if (m_aStates.top().nDestinationState == DESTINATION_DATAFIELD && m_bFormField)
{ {
OString aStr = OUStringToOString(m_aStates.top().aDestinationText.makeStringAndClear(), m_aStates.top().nCurrentEncoding); OString aStr = OUStringToOString(m_aStates.top().aDestinationText.makeStringAndClear(), m_aStates.top().nCurrentEncoding);
// decode hex dump // decode hex dump
@@ -2914,6 +2929,8 @@ int RTFDocumentImpl::popState()
m_aFormfieldSprms->push_back(make_pair(NS_ooxml::LN_CT_FFData_name, pNValue)); m_aFormfieldSprms->push_back(make_pair(NS_ooxml::LN_CT_FFData_name, pNValue));
RTFValue::Pointer_t pDValue(new RTFValue(OStringToOUString(aDefaultText, m_aStates.top().nCurrentEncoding))); RTFValue::Pointer_t pDValue(new RTFValue(OStringToOUString(aDefaultText, m_aStates.top().nCurrentEncoding)));
m_aFormfieldSprms->push_back(make_pair(NS_ooxml::LN_CT_FFTextInput_default, pDValue)); m_aFormfieldSprms->push_back(make_pair(NS_ooxml::LN_CT_FFTextInput_default, pDValue));
m_bFormField = false;
} }
else if (m_aStates.top().nDestinationState == DESTINATION_CREATIONTIME && m_xDocumentProperties.is()) else if (m_aStates.top().nDestinationState == DESTINATION_CREATIONTIME && m_xDocumentProperties.is())
m_xDocumentProperties->setCreationDate(lcl_getDateTime(m_aStates)); m_xDocumentProperties->setCreationDate(lcl_getDateTime(m_aStates));

1
writerfilter/source/rtftok/rtfdocumentimpl.hxx
View File

@@ -425,6 +425,7 @@ namespace writerfilter {
RTFReferenceTable::Entries_t m_aStyleTableEntries; RTFReferenceTable::Entries_t m_aStyleTableEntries;
int m_nCurrentStyleIndex; int m_nCurrentStyleIndex;
bool m_bEq; bool m_bEq;
bool m_bFormField;
/// If we were in a frame. /// If we were in a frame.
bool m_bWasInFrame; bool m_bWasInFrame;
/// If a frame start token is already sent to dmapper (nesting them is not OK). /// If a frame start token is already sent to dmapper (nesting them is not OK).