mirror of
https://github.com/VCMP-SqMod/SqMod.git
synced 2024-11-08 08:47:17 +01:00
4a6bfc086c
Switched to POCO library for unified platform/library interface. Deprecated the external module API. It was creating more problems than solving. Removed most built-in libraries in favor of system libraries for easier maintenance. Cleaned and secured code with help from static analyzers.
216 lines
7.2 KiB
C++
216 lines
7.2 KiB
C++
//
|
|
// DateTimeFormatter.h
|
|
//
|
|
// Library: Foundation
|
|
// Package: DateTime
|
|
// Module: DateTimeFormatter
|
|
//
|
|
// Definition of the DateTimeFormatter class.
|
|
//
|
|
// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
|
|
// and Contributors.
|
|
//
|
|
// SPDX-License-Identifier: BSL-1.0
|
|
//
|
|
|
|
|
|
#ifndef Foundation_DateTimeFormatter_INCLUDED
|
|
#define Foundation_DateTimeFormatter_INCLUDED
|
|
|
|
|
|
#include "Poco/Foundation.h"
|
|
#include "Poco/DateTime.h"
|
|
#include "Poco/LocalDateTime.h"
|
|
|
|
|
|
namespace Poco {
|
|
|
|
|
|
class Timestamp;
|
|
class Timespan;
|
|
|
|
|
|
class Foundation_API DateTimeFormatter
|
|
/// This class converts dates and times into strings, supporting a
|
|
/// variety of standard and custom formats.
|
|
///
|
|
/// There are two kind of static member functions:
|
|
/// * format* functions return a std::string containing
|
|
/// the formatted value.
|
|
/// * append* functions append the formatted value to
|
|
/// an existing string.
|
|
{
|
|
public:
|
|
enum
|
|
{
|
|
UTC = 0xFFFF /// Special value for timeZoneDifferential denoting UTC.
|
|
};
|
|
|
|
static std::string format(const Timestamp& timestamp, const std::string& fmt, int timeZoneDifferential = UTC);
|
|
/// Formats the given timestamp according to the given format.
|
|
/// The format string is used as a template to format the date and
|
|
/// is copied character by character except for the following special characters,
|
|
/// which are replaced by the corresponding value.
|
|
///
|
|
/// * %w - abbreviated weekday (Mon, Tue, ...)
|
|
/// * %W - full weekday (Monday, Tuesday, ...)
|
|
/// * %b - abbreviated month (Jan, Feb, ...)
|
|
/// * %B - full month (January, February, ...)
|
|
/// * %d - zero-padded day of month (01 .. 31)
|
|
/// * %e - day of month (1 .. 31)
|
|
/// * %f - space-padded day of month ( 1 .. 31)
|
|
/// * %m - zero-padded month (01 .. 12)
|
|
/// * %n - month (1 .. 12)
|
|
/// * %o - space-padded month ( 1 .. 12)
|
|
/// * %y - year without century (70)
|
|
/// * %Y - year with century (1970)
|
|
/// * %H - hour (00 .. 23)
|
|
/// * %h - hour (00 .. 12)
|
|
/// * %a - am/pm
|
|
/// * %A - AM/PM
|
|
/// * %M - minute (00 .. 59)
|
|
/// * %S - second (00 .. 59)
|
|
/// * %s - seconds and microseconds (equivalent to %S.%F)
|
|
/// * %i - millisecond (000 .. 999)
|
|
/// * %c - centisecond (0 .. 9)
|
|
/// * %F - fractional seconds/microseconds (000000 - 999999)
|
|
/// * %z - time zone differential in ISO 8601 format (Z or +NN.NN)
|
|
/// * %Z - time zone differential in RFC format (GMT or +NNNN)
|
|
/// * %% - percent sign
|
|
///
|
|
/// Class DateTimeFormat defines format strings for various standard date/time formats.
|
|
|
|
static std::string format(const DateTime& dateTime, const std::string& fmt, int timeZoneDifferential = UTC);
|
|
/// Formats the given date and time according to the given format.
|
|
/// See format(const Timestamp&, const std::string&, int) for more information.
|
|
|
|
static std::string format(const LocalDateTime& dateTime, const std::string& fmt);
|
|
/// Formats the given local date and time according to the given format.
|
|
/// See format(const Timestamp&, const std::string&, int) for more information.
|
|
|
|
static std::string format(const Timespan& timespan, const std::string& fmt = "%dd %H:%M:%S.%i");
|
|
/// Formats the given timespan according to the given format.
|
|
/// The format string is used as a template to format the date and
|
|
/// is copied character by character except for the following special characters,
|
|
/// which are replaced by the corresponding value.
|
|
///
|
|
/// * %d - days
|
|
/// * %H - hours (00 .. 23)
|
|
/// * %h - total hours (0 .. n)
|
|
/// * %M - minutes (00 .. 59)
|
|
/// * %m - total minutes (0 .. n)
|
|
/// * %S - seconds (00 .. 59)
|
|
/// * %s - total seconds (0 .. n)
|
|
/// * %i - milliseconds (000 .. 999)
|
|
/// * %c - centisecond (0 .. 9)
|
|
/// * %F - fractional seconds/microseconds (000000 - 999999)
|
|
/// * %% - percent sign
|
|
|
|
static void append(std::string& str, const Timestamp& timestamp, const std::string& fmt, int timeZoneDifferential = UTC);
|
|
/// Formats the given timestamp according to the given format and appends it to str.
|
|
///
|
|
/// See format() for documentation of the formatting string.
|
|
|
|
static void append(std::string& str, const DateTime& dateTime, const std::string& fmt, int timeZoneDifferential = UTC);
|
|
/// Formats the given date and time according to the given format and appends it to str.
|
|
///
|
|
/// See format() for documentation of the formatting string.
|
|
|
|
static void append(std::string& str, const LocalDateTime& dateTime, const std::string& fmt);
|
|
/// Formats the given local date and time according to the given format and appends it to str.
|
|
///
|
|
/// See format() for documentation of the formatting string.
|
|
|
|
static void append(std::string& str, const Timespan& timespan, const std::string& fmt = "%dd %H:%M:%S.%i");
|
|
/// Formats the given timespan according to the given format and appends it to str.
|
|
///
|
|
/// See format() for documentation of the formatting string.
|
|
|
|
static std::string tzdISO(int timeZoneDifferential);
|
|
/// Formats the given timezone differential in ISO format.
|
|
/// If timeZoneDifferential is UTC, "Z" is returned,
|
|
/// otherwise, +HH.MM (or -HH.MM) is returned.
|
|
|
|
static std::string tzdRFC(int timeZoneDifferential);
|
|
/// Formats the given timezone differential in RFC format.
|
|
/// If timeZoneDifferential is UTC, "GMT" is returned,
|
|
/// otherwise ++HHMM (or -HHMM) is returned.
|
|
|
|
static void tzdISO(std::string& str, int timeZoneDifferential);
|
|
/// Formats the given timezone differential in ISO format
|
|
/// and appends it to the given string.
|
|
/// If timeZoneDifferential is UTC, "Z" is returned,
|
|
/// otherwise, +HH.MM (or -HH.MM) is returned.
|
|
|
|
static void tzdRFC(std::string& str, int timeZoneDifferential);
|
|
/// Formats the given timezone differential in RFC format
|
|
/// and appends it to the given string.
|
|
/// If timeZoneDifferential is UTC, "GMT" is returned,
|
|
/// otherwise ++HHMM (or -HHMM) is returned.
|
|
};
|
|
|
|
|
|
//
|
|
// inlines
|
|
//
|
|
inline std::string DateTimeFormatter::format(const Timestamp& timestamp, const std::string& fmt, int timeZoneDifferential)
|
|
{
|
|
DateTime dateTime(timestamp);
|
|
return format(dateTime, fmt, timeZoneDifferential);
|
|
}
|
|
|
|
|
|
inline std::string DateTimeFormatter::format(const DateTime& dateTime, const std::string& fmt, int timeZoneDifferential)
|
|
{
|
|
std::string result;
|
|
result.reserve(64);
|
|
append(result, dateTime, fmt, timeZoneDifferential);
|
|
return result;
|
|
}
|
|
|
|
|
|
inline std::string DateTimeFormatter::format(const LocalDateTime& dateTime, const std::string& fmt)
|
|
{
|
|
return format(dateTime._dateTime, fmt, dateTime._tzd);
|
|
}
|
|
|
|
|
|
inline std::string DateTimeFormatter::format(const Timespan& timespan, const std::string& fmt)
|
|
{
|
|
std::string result;
|
|
result.reserve(32);
|
|
append(result, timespan, fmt);
|
|
return result;
|
|
}
|
|
|
|
|
|
inline void DateTimeFormatter::append(std::string& str, const Timestamp& timestamp, const std::string& fmt, int timeZoneDifferential)
|
|
{
|
|
DateTime dateTime(timestamp);
|
|
append(str, dateTime, fmt, timeZoneDifferential);
|
|
}
|
|
|
|
|
|
inline std::string DateTimeFormatter::tzdISO(int timeZoneDifferential)
|
|
{
|
|
std::string result;
|
|
result.reserve(8);
|
|
tzdISO(result, timeZoneDifferential);
|
|
return result;
|
|
}
|
|
|
|
|
|
inline std::string DateTimeFormatter::tzdRFC(int timeZoneDifferential)
|
|
{
|
|
std::string result;
|
|
result.reserve(8);
|
|
tzdRFC(result, timeZoneDifferential);
|
|
return result;
|
|
}
|
|
|
|
|
|
} // namespace Poco
|
|
|
|
|
|
#endif // Foundation_DateTimeFormatter_INCLUDED
|