84 lines
3.4 KiB
Python
84 lines
3.4 KiB
Python
#!/usr/bin/env python2
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# -*- coding: utf-8 -*-
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# SAT: a jabber client
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# Copyright (C) 2009-2018 Jérôme Poisson (goffi@goffi.org)
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Affero General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Affero General Public License for more details.
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# You should have received a copy of the GNU Affero General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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"""tools to help manipulating time and dates"""
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from sat.core.constants import Const as C
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import datetime
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from babel import dates
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import time
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def date_fmt(timestamp, fmt='short', date_only=False, auto_limit=7, auto_old_fmt='short', auto_new_fmt='relative', locale_str=C.DEFAULT_LOCALE):
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"""format date according to locale
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@param timestamp(basestring, int): unix time
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@param fmt(str): one of:
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- short: e.g. u'31/12/17'
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- medium: e.g. u'Apr 1, 2007'
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- long: e.g. u'April 1, 2007'
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- full: e.g. u'Sunday, April 1, 2007'
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- relative: format in relative time
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e.g.: 3 hours
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note that this format is not precise
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- iso: ISO 8601 format
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e.g.: u'2007-04-01T19:53:23Z'
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- auto: use auto_old_fmt if date is older than auto_limit
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else use auto_new_fmt
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- auto_day: shorcut to set auto format with change on day
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old format will be short, and new format will be time only
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or a free value which is passed to babel.dates.format_datetime
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@param date_only(bool): if True, only display date (not datetime)
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@param auto_limit (int): limit in days before using auto_old_fmt
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use 0 to have a limit at last midnight (day change)
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@param auto_old_fmt(unicode): format to use when date is older than limit
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@param auto_new_fmt(unicode): format to use when date is equal to or more recent
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than limit
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"""
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if fmt == 'auto_day':
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fmt, auto_limit, auto_old_fmt, auto_new_fmt = 'auto', 0, 'short', 'HH:mm'
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if fmt == 'auto':
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if auto_limit == 0:
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today = time.mktime(datetime.date.today().timetuple())
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if int(timestamp) < today:
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fmt = auto_old_fmt
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else:
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fmt = auto_new_fmt
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else:
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days_delta = (time.time() - int(timestamp)) / 3600
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if days_delta > (auto_limit or 7):
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fmt = auto_old_fmt
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else:
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fmt = auto_new_fmt
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if fmt == 'relative':
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delta = int(timestamp) - time.time()
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return dates.format_timedelta(delta, granularity="minute", add_direction=True, locale=locale_str)
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elif fmt in ('short', 'long'):
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formatter = dates.format_date if date_only else dates.format_datetime
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return formatter(int(timestamp), format=fmt, locale=locale_str)
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elif fmt == 'iso':
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if date_only:
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fmt = 'yyyy-MM-dd'
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else:
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fmt = "yyyy-MM-ddTHH:mm:ss'Z'"
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return dates.format_datetime(int(timestamp), format=fmt)
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else:
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return dates.format_datetime(int(timestamp), format=fmt, locale=locale_str)
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