private bool ReadARecord(RecordStream rs)
{
switch (rs.PeekNextSid())
{
case ProtectRecord.sid:
CheckNotPresent(_protectRecord);
_protectRecord = rs.GetNext() as ProtectRecord;
break;
case ObjectProtectRecord.sid:
CheckNotPresent(_objectProtectRecord);
_objectProtectRecord = rs.GetNext() as ObjectProtectRecord;
break;
case ScenarioProtectRecord.sid:
CheckNotPresent(_scenarioProtectRecord);
_scenarioProtectRecord = rs.GetNext() as ScenarioProtectRecord;
break;
case PasswordRecord.sid:
CheckNotPresent(_passwordRecord);
_passwordRecord = rs.GetNext() as PasswordRecord;
break;
default:
// all other record types are not part of the PageSettingsBlock
return false;
}
return true;
}
public override Object Clone()
{
ObjectProtectRecord rec = new ObjectProtectRecord();
rec.field_1_protect = field_1_protect;
return(rec);
}
/// <summary>
/// Creates an ObjectProtect record with protect set to false.
/// </summary>
/// <returns></returns>
private static ObjectProtectRecord CreateObjectProtect() {
ObjectProtectRecord retval = new ObjectProtectRecord();
retval.Protect = (false);
return retval;
}
/// <summary>
/// protect a spreadsheet with a password (not encrypted, just sets protect flags and the password.)
/// </summary>
/// <param name="password">password to set;Pass <code>null</code> to remove all protection</param>
/// <param name="shouldProtectObjects">shouldProtectObjects are protected</param>
/// <param name="shouldProtectScenarios">shouldProtectScenarios are protected</param>
public void ProtectSheet(String password, bool shouldProtectObjects,
bool shouldProtectScenarios)
{
if (password == null)
{
_passwordRecord = null;
_protectRecord = null;
_objectProtectRecord = null;
_scenarioProtectRecord = null;
return;
}
ProtectRecord prec = this.Protect;
PasswordRecord pass = this.Password;
prec.Protect = true;
pass.Password = (PasswordRecord.HashPassword(password));
if (_objectProtectRecord == null && shouldProtectObjects)
{
ObjectProtectRecord rec = CreateObjectProtect();
rec.Protect = (true);
_objectProtectRecord = rec;
}
if (_scenarioProtectRecord == null && shouldProtectScenarios)
{
ScenarioProtectRecord srec = CreateScenarioProtect();
srec.Protect = (true);
_scenarioProtectRecord = srec;
}
}
/**
* Creates an ObjectProtect record with protect Set to false.
* @see org.apache.poi.hssf.record.ObjectProtectRecord
* @see org.apache.poi.hssf.record.Record
* @return an ObjectProtectRecord
*/
protected ObjectProtectRecord CreateObjectProtect()
{
//if (log.Check(POILogger.DEBUG))
// log.Log(POILogger.DEBUG, "Create protect record with protection disabled");
ObjectProtectRecord retval = new ObjectProtectRecord();
retval.Protect = (false);
return retval;
}
public override Object Clone()
{
ObjectProtectRecord rec = new ObjectProtectRecord();
rec.field_1_protect = field_1_protect;
return rec;
}
/**
* protect a spReadsheet with a password (not encypted, just Sets protect
* flags and the password.
* @param password to Set
* @param objects are protected
* @param scenarios are protected
*/
public void ProtectSheet(String password, bool objects, bool scenarios)
{
int protIdx = -1;
ProtectRecord prec = Protect;
PasswordRecord pass = Password;
prec.Protect = true;
pass.Password = PasswordRecord.HashPassword(password);
if ((objprotect == null && objects) || (scenprotect != null && scenarios))
{
protIdx = records.IndexOf(protect);
}
if (objprotect == null && objects)
{
ObjectProtectRecord rec = CreateObjectProtect();
rec.Protect = (true);
records.Insert(protIdx + 1, rec);
objprotect = rec;
}
if (scenprotect == null && scenarios)
{
ScenarioProtectRecord srec = CreateScenarioProtect();
srec.Protect = (true);
records.Insert(protIdx + 2, srec);
scenprotect = srec;
}
}
/// <summary>
/// Initializes a new instance of the <see cref="Sheet"/> class.
/// </summary>
/// <param name="rs">The stream.</param>
private Sheet(RecordStream rs)
{
_mergedCellsTable = new MergedCellsTable();
RowRecordsAggregate rra = null;
records = new List<RecordBase>(128);
// TODO - take chart streams off into separate java objects
int bofEofNestingLevel = 0; // nesting level can only get to 2 (when charts are present)
int dimsloc = -1;
while (rs.HasNext())
{
int recSid = rs.PeekNextSid();
if (recSid == CFHeaderRecord.sid)
{
condFormatting = new ConditionalFormattingTable(rs);
records.Add(condFormatting);
continue;
}
if (recSid == ColumnInfoRecord.sid)
{
_columnInfos = new ColumnInfoRecordsAggregate(rs);
records.Add(_columnInfos);
continue;
}
if (recSid == DVALRecord.sid)
{
_dataValidityTable = new DataValidityTable(rs);
records.Add(_dataValidityTable);
continue;
}
if (RecordOrderer.IsRowBlockRecord(recSid) && bofEofNestingLevel == 1)
{
//only Add the aggregate once
if (rra != null)
{
throw new InvalidOperationException("row/cell records found in the wrong place");
}
RowBlocksReader rbr = new RowBlocksReader(rs);
_mergedCellsTable.AddRecords(rbr.LooseMergedCells);
rra = new RowRecordsAggregate(rbr.PlainRecordStream, rbr.SharedFormulaManager);
records.Add(rra); //only Add the aggregate once
continue;
}
if (PageSettingsBlock.IsComponentRecord(recSid))
{
PageSettingsBlock psb = new PageSettingsBlock(rs);
if (bofEofNestingLevel == 1)
{
if (_psBlock == null)
{
_psBlock = psb;
}
else
{
// more than one 'Page Settings Block' at nesting level 1 ?
// apparently this happens in about 15 test sample files
}
}
records.Add(psb);
continue;
}
if (recSid == MergeCellsRecord.sid)
{
// when the MergedCellsTable is found in the right place, we expect those records to be contiguous
_mergedCellsTable.Read(rs);
continue;
}
Record rec = rs.GetNext();
if (recSid == IndexRecord.sid)
{
// ignore INDEX record because it is only needed by Excel,
// and POI always re-calculates its contents
continue;
}
if (recSid == UncalcedRecord.sid)
{
// don't Add UncalcedRecord to the list
_isUncalced = true; // this flag is enough
continue;
}
if (recSid == BOFRecord.sid)
{
bofEofNestingLevel++;
//if (log.Check(POILogger.DEBUG))
// log.Log(POILogger.DEBUG, "Hit BOF record. Nesting increased to " + bofEofNestingLevel);
}
else if (recSid == EOFRecord.sid)
{
--bofEofNestingLevel;
//if (log.Check(POILogger.DEBUG))
// log.Log(POILogger.DEBUG, "Hit EOF record. Nesting decreased to " + bofEofNestingLevel);
if (bofEofNestingLevel == 0)
{
records.Add(rec);
break;
}
}
else if (recSid == DimensionsRecord.sid)
{
// Make a columns aggregate if one hasn't Ready been created.
if (_columnInfos == null)
{
_columnInfos = new ColumnInfoRecordsAggregate();
records.Add(_columnInfos);
}
_dimensions = (DimensionsRecord)rec;
dimsloc = records.Count;
}
else if (recSid == DefaultColWidthRecord.sid)
{
defaultcolwidth = (DefaultColWidthRecord)rec;
}
else if (recSid == DefaultRowHeightRecord.sid)
{
defaultrowheight = (DefaultRowHeightRecord)rec;
}
else if (recSid == PrintGridlinesRecord.sid)
{
printGridlines = (PrintGridlinesRecord)rec;
}
else if (recSid == GridsetRecord.sid)
{
gridset = (GridsetRecord)rec;
}
else if (recSid == SelectionRecord.sid)
{
selection = (SelectionRecord)rec;
}
else if (recSid == WindowTwoRecord.sid)
{
windowTwo = (WindowTwoRecord)rec;
}
else if (recSid == ProtectRecord.sid)
{
protect = (ProtectRecord)rec;
}
else if (recSid == ObjectProtectRecord.sid)
{
objprotect = (ObjectProtectRecord)rec;
}
else if (recSid == ScenarioProtectRecord.sid)
{
scenprotect = (ScenarioProtectRecord)rec;
}
else if (recSid == PasswordRecord.sid)
{
password = (PasswordRecord)rec;
}
else if (recSid == SheetExtRecord.sid)
{
sheetext = (SheetExtRecord)rec;
}
records.Add(rec);
}
if (windowTwo == null)
{
throw new InvalidOperationException("WINDOW2 was not found");
}
if (_dimensions == null)
{
// Excel seems to always write the DIMENSION record, but tolerates when it is not present
// in all cases Excel (2007) adds the missing DIMENSION record
if (rra == null)
{
// bug 46206 alludes to files which skip the DIMENSION record
// when there are no row/cell records.
// Not clear which application wrote these files.
rra = new RowRecordsAggregate();
}
else
{
//log.log(POILogger.WARN, "DIMENSION record not found even though row/cells present");
// Not sure if any tools write files like this, but Excel reads them OK
}
dimsloc = FindFirstRecordLocBySid(WindowTwoRecord.sid);
_dimensions = rra.CreateDimensions();
records.Insert(dimsloc, _dimensions);
}
if (rra == null)
{
rra = new RowRecordsAggregate();
records.Insert(dimsloc + 1, rra);
}
_rowsAggregate = rra;
// put merged cells table in the right place (regardless of where the first MergedCellsRecord was found */
RecordOrderer.AddNewSheetRecord(records, _mergedCellsTable);
//if (log.Check(POILogger.DEBUG))
// log.Log(POILogger.DEBUG, "sheet createSheet (existing file) exited");
}