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If not, see * * for a copy of the LGPLv3 License. * ************************************************************************/ #include #include #include "DateTimeHelper.hxx" using namespace com::sun::star::util; 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_Int16 >(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::convertMonthToInt (const OUString& month) { if (month == "Jan") return 1; else if (month == "Feb") return 2; else if (month == "Mar") return 3; else if (month == "Apr") return 4; else if (month == "May") return 5; else if (month == "Jun") return 6; else if (month == "Jul") return 7; else if (month == "Aug") return 8; else if (month == "Sep") return 9; else if (month == "Oct") return 10; else if (month == "Nov") return 11; else if (month == "Dec") 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; char string_month[3 + 1]; 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_Int16 >(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 != 0; } 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; } /* vim:set shiftwidth=4 softtabstop=4 expandtab: */