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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 09:06:44 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 09:06:44 +0000 |
commit | ed5640d8b587fbcfed7dd7967f3de04b37a76f26 (patch) | |
tree | 7a5f7c6c9d02226d7471cb3cc8fbbf631b415303 /ucb/source/ucp/webdav-curl/DateTimeHelper.cxx | |
parent | Initial commit. (diff) | |
download | libreoffice-upstream.tar.xz libreoffice-upstream.zip |
Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | ucb/source/ucp/webdav-curl/DateTimeHelper.cxx | 258 |
1 files changed, 258 insertions, 0 deletions
diff --git a/ucb/source/ucp/webdav-curl/DateTimeHelper.cxx b/ucb/source/ucp/webdav-curl/DateTimeHelper.cxx new file mode 100644 index 000000000..06514d682 --- /dev/null +++ b/ucb/source/ucp/webdav-curl/DateTimeHelper.cxx @@ -0,0 +1,258 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* + * This file is part of the LibreOffice project. + * + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. + * + * This file incorporates work covered by the following license notice: + * + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed + * with this work for additional information regarding copyright + * ownership. The ASF licenses this file to you under the Apache + * License, Version 2.0 (the "License"); you may not use this file + * except in compliance with the License. You may obtain a copy of + * the License at http://www.apache.org/licenses/LICENSE-2.0 . + */ + +#include <osl/time.h> +#include <com/sun/star/util/DateTime.hpp> +#include "DateTimeHelper.hxx" + +using namespace com::sun::star::util; + +using namespace http_dav_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::convertDayToInt (const OUString& day) +{ + if (day.equalsAscii("Sun")) + return 0; + else if (day.equalsAscii("Mon")) + return 1; + else if (day.equalsAscii("Tue")) + return 2; + else if (day.equalsAscii("Wed")) + return 3; + else if (day.equalsAscii("Thu")) + return 4; + else if (day.equalsAscii("Fri")) + return 5; + else if (day.equalsAscii("Sat")) + return 6; + else + return -1; +} +*/ + +sal_Int32 DateTimeHelper::convertMonthToInt(std::u16string_view month) +{ + if (month == u"Jan") + return 1; + else if (month == u"Feb") + return 2; + else if (month == u"Mar") + return 3; + else if (month == u"Apr") + return 4; + else if (month == u"May") + return 5; + else if (month == u"Jun") + return 6; + else if (month == u"Jul") + return 7; + else if (month == u"Aug") + return 8; + else if (month == u"Sep") + return 9; + else if (month == u"Oct") + return 10; + else if (month == u"Nov") + return 11; + else if (month == u"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; +} + +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: */ |