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* LibreOffice/ODS format: fix time-only calculations exceeding EncodeDate limits

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git-svn-id: https://svn.code.sf.net/p/lazarus-ccr/svn@2909 8e941d3f-bd1b-0410-a28a-d453659cc2b4
This commit is contained in:
bigchimp
2014-03-23 13:06:19 +00:00
parent b70f1be9c3
commit 12a4c4c07b
1 changed files with 18 additions and 19 deletions
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37
components/fpspreadsheet/fpsopendocument.pas
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@ -288,7 +288,7 @@ begin
// Don't merge, or else we can't debug
Str := GetAttrValue(ACellNode,'office:value');
lNumber := StrToFloat(Str,FSettings);
FWorkSheet.WriteNumber(Arow,ACol,lNumber);
FWorkSheet.WriteNumber(ARow,ACol,lNumber);
end;
end;
@ -327,35 +327,34 @@ begin
Value:=GetAttrValue(ACellNode,'office:time-value');
if (Value<>'') and (Pos('PT',Value)=1) then
begin
dt:=DATEMODE_1900_BASE; //todo: detect based on sheet format; see xls code
// Get hours
HoursPos:=Pos('H',Value);
if (HoursPos>0) then
begin
Hours:=StrToInt(Copy(Value,3,HoursPos-3));
case Hours of
0..23: dt:=dt+EncodeTime(Hours,0,0,0)
else dt:=dt+EncodeDateTime(0,0,Hours div 24,Hours mod 24,0,0,0);
end;
end;
Hours:=StrToInt(Copy(Value,3,HoursPos-3))
else
Hours:=0;
// Get minutes
MinutesPos:=Pos('M',Value);
if (MinutesPos>0) and (MinutesPos>HoursPos) then
begin
Minutes:=StrToInt(Copy(Value,HoursPos+1,MinutesPos-HoursPos-1));
if Minutes>0 then
dt:=dt+EncodeTime(Minutes div 60,Minutes mod 60,0,0)
end;
Minutes:=StrToInt(Copy(Value,HoursPos+1,MinutesPos-HoursPos-1))
else
Minutes:=0;
// Get seconds
SecondsPos:=Pos('S',Value);
if (SecondsPos>0) and (SecondsPos>MinutesPos) then
begin
Seconds:=StrToInt(Copy(Value,MinutesPos+1,SecondsPos-MinutesPos-1));
if Seconds>0 then
dt:=dt+EncodeTime(0,Seconds div 60,Seconds mod 60,0)
end;
Seconds:=StrToInt(Copy(Value,MinutesPos+1,SecondsPos-MinutesPos-1))
else
Seconds:=0;
// Convert to date/time via Unix timestamp so avoiding limits for number of
// hours etc in EncodeDateTime. Perhaps there's a faster way of doing this?
dt:=DATEMODE_1900_BASE-UnixEpoch-1+UnixToDateTime(
Hours*(MinsPerHour*SecsPerMin)+
Minutes*(SecsPerMin)+
Seconds
); //todo: detect actually used date mode based on file settings; see xls code
end;
end;
FWorkSheet.WriteDateTime(Arow,ACol,dt);