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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_ucb.hxx"
#include <stdio.h>
#include <osl/time.h>
#include <com/sun/star/util/DateTime.hpp>
#include "DateTimeHelper.hxx"
using namespace com::sun::star::util;
using namespace rtl;
using namespace webdav_ucp;
bool DateTimeHelper::ISO8601_To_DateTime (const OUString& s,
DateTime& dateTime)
{
OString aDT (s.getStr(), s.getLength(), RTL_TEXTENCODING_ASCII_US);
int year, month, day, hours, minutes, off_hours, off_minutes, fix;
double seconds;
// 2001-01-01T12:30:00Z
int n = sscanf( aDT.getStr(), "%04d-%02d-%02dT%02d:%02d:%lfZ",
&year, &month, &day, &hours, &minutes, &seconds );
if ( n == 6 )
{
fix = 0;
}
else
{
// 2001-01-01T12:30:00+03:30
n = sscanf( aDT.getStr(), "%04d-%02d-%02dT%02d:%02d:%lf+%02d:%02d",
&year, &month, &day, &hours, &minutes, &seconds,
&off_hours, &off_minutes );
if ( n == 8 )
{
fix = - off_hours * 3600 - off_minutes * 60;
}
else
{
// 2001-01-01T12:30:00-03:30
n = sscanf( aDT.getStr(), "%04d-%02d-%02dT%02d:%02d:%lf-%02d:%02d",
&year, &month, &day, &hours, &minutes, &seconds,
&off_hours, &off_minutes );
if ( n == 8 )
{
fix = off_hours * 3600 + off_minutes * 60;
}
else
{
return false;
}
}
}
// Convert to local time...
oslDateTime aDateTime;
aDateTime.NanoSeconds = 0;
aDateTime.Seconds = sal::static_int_cast< sal_uInt16 >(seconds); // 0-59
aDateTime.Minutes = sal::static_int_cast< sal_uInt16 >(minutes); // 0-59
aDateTime.Hours = sal::static_int_cast< sal_uInt16 >(hours); // 0-23
aDateTime.Day = sal::static_int_cast< sal_uInt16 >(day); // 1-31
aDateTime.DayOfWeek = 0; // 0-6, 0 = Sunday
aDateTime.Month = sal::static_int_cast< sal_uInt16 >(month); // 1-12
aDateTime.Year = sal::static_int_cast< sal_uInt16 >(year);
TimeValue aTimeValue;
if ( osl_getTimeValueFromDateTime( &aDateTime, &aTimeValue ) )
{
aTimeValue.Seconds += fix;
if ( osl_getLocalTimeFromSystemTime( &aTimeValue, &aTimeValue ) )
{
if ( osl_getDateTimeFromTimeValue( &aTimeValue, &aDateTime ) )
{
dateTime.Year = aDateTime.Year;
dateTime.Month = aDateTime.Month;
dateTime.Day = aDateTime.Day;
dateTime.Hours = aDateTime.Hours;
dateTime.Minutes = aDateTime.Minutes;
dateTime.Seconds = aDateTime.Seconds;
return true;
}
}
}
return false;
}
/*
sal_Int32 DateTimeHelper::convertDayToInt (const OUString& day)
{
if (day.compareToAscii ("Sun") == 0)
return 0;
else if (day.compareToAscii ("Mon") == 0)
return 1;
else if (day.compareToAscii ("Tue") == 0)
return 2;
else if (day.compareToAscii ("Wed") == 0)
return 3;
else if (day.compareToAscii ("Thu") == 0)
return 4;
else if (day.compareToAscii ("Fri") == 0)
return 5;
else if (day.compareToAscii ("Sat") == 0)
return 6;
else
return -1;
}
*/
sal_Int32 DateTimeHelper::convertMonthToInt (const OUString& month)
{
if (month.compareToAscii ("Jan") == 0)
return 1;
else if (month.compareToAscii ("Feb") == 0)
return 2;
else if (month.compareToAscii ("Mar") == 0)
return 3;
else if (month.compareToAscii ("Apr") == 0)
return 4;
else if (month.compareToAscii ("May") == 0)
return 5;
else if (month.compareToAscii ("Jun") == 0)
return 6;
else if (month.compareToAscii ("Jul") == 0)
return 7;
else if (month.compareToAscii ("Aug") == 0)
return 8;
else if (month.compareToAscii ("Sep") == 0)
return 9;
else if (month.compareToAscii ("Oct") == 0)
return 10;
else if (month.compareToAscii ("Nov") == 0)
return 11;
else if (month.compareToAscii ("Dec") == 0)
return 12;
else
return 0;
}
bool DateTimeHelper::RFC2068_To_DateTime (const OUString& s,
DateTime& dateTime)
{
int year;
int day;
int hours;
int minutes;
int seconds;
sal_Char string_month[3 + 1];
sal_Char string_day[3 + 1];
sal_Int32 found = s.indexOf (',');
if (found != -1)
{
OString aDT (s.getStr(), s.getLength(), RTL_TEXTENCODING_ASCII_US);
// RFC 1123
found = sscanf (aDT.getStr(), "%3s, %2d %3s %4d %2d:%2d:%2d GMT",
string_day, &day, string_month, &year, &hours, &minutes, &seconds);
if (found != 7)
{
// RFC 1036
found = sscanf (aDT.getStr(), "%3s, %2d-%3s-%2d %2d:%2d:%2d GMT",
string_day, &day, string_month, &year, &hours, &minutes, &seconds);
}
found = (found == 7) ? 1 : 0;
}
else
{
OString aDT (s.getStr(), s.getLength(), RTL_TEXTENCODING_ASCII_US);
// ANSI C's asctime () format
found = sscanf (aDT.getStr(), "%3s %3s %d %2d:%2d:%2d %4d",
string_day, string_month,
&day, &hours, &minutes, &seconds, &year);
found = (found == 7) ? 1 : 0;
}
if (found)
{
found = 0;
int month = DateTimeHelper::convertMonthToInt (
OUString::createFromAscii (string_month));
if (month)
{
// Convert to local time...
oslDateTime aDateTime;
aDateTime.NanoSeconds = 0;
aDateTime.Seconds = sal::static_int_cast< sal_uInt16 >(seconds);
// 0-59
aDateTime.Minutes = sal::static_int_cast< sal_uInt16 >(minutes);
// 0-59
aDateTime.Hours = sal::static_int_cast< sal_uInt16 >(hours);
// 0-23
aDateTime.Day = sal::static_int_cast< sal_uInt16 >(day);
// 1-31
aDateTime.DayOfWeek = 0; //dayofweek; // 0-6, 0 = Sunday
aDateTime.Month = sal::static_int_cast< sal_uInt16 >(month);
// 1-12
aDateTime.Year = sal::static_int_cast< sal_uInt16 >(year);
TimeValue aTimeValue;
if ( osl_getTimeValueFromDateTime( &aDateTime,
&aTimeValue ) )
{
if ( osl_getLocalTimeFromSystemTime( &aTimeValue,
&aTimeValue ) )
{
if ( osl_getDateTimeFromTimeValue( &aTimeValue,
&aDateTime ) )
{
dateTime.Year = aDateTime.Year;
dateTime.Month = aDateTime.Month;
dateTime.Day = aDateTime.Day;
dateTime.Hours = aDateTime.Hours;
dateTime.Minutes = aDateTime.Minutes;
dateTime.Seconds = aDateTime.Seconds;
found = 1;
}
}
}
}
}
return (found) ? true : false;
}
bool DateTimeHelper::convert (const OUString& s, DateTime& dateTime)
{
if (ISO8601_To_DateTime (s, dateTime))
return true;
else if (RFC2068_To_DateTime (s, dateTime))
return true;
else
return false;
}