libervia-backend: sat/tools/common/date

annotate sat/tools/common/date_utils.py @ 3629:025ea418032f

tools (common/date_utils): parse `now` alone (when used without relative delta)

author	Goffi <goffi@goffi.org>
date	Fri, 27 Aug 2021 14:48:38 +0200
parents	b258dce27d6d
children	bef32f3ccc06

rev	line source
3028 ab2696e34d29 Python 3 port: Goffi <goffi@goffi.org> parents: 2825 diff changeset	1 #!/usr/bin/env python3
3137 559a625a236b fixed shebangs Goffi <goffi@goffi.org> parents: 3136 diff changeset	2
2599 5b26033c49a8 tools (common): moved date_fmt function from template filters to new date_utils module, so it can be used everywhere. Goffi <goffi@goffi.org> parents: diff changeset	3
5b26033c49a8 tools (common): moved date_fmt function from template filters to new date_utils module, so it can be used everywhere. Goffi <goffi@goffi.org> parents: diff changeset	4 # SAT: a jabber client
3479 be6d91572633 date update Goffi <goffi@goffi.org> parents: 3137 diff changeset	5 # Copyright (C) 2009-2021 Jérôme Poisson (goffi@goffi.org)
2599 5b26033c49a8 tools (common): moved date_fmt function from template filters to new date_utils module, so it can be used everywhere. Goffi <goffi@goffi.org> parents: diff changeset	6
5b26033c49a8 tools (common): moved date_fmt function from template filters to new date_utils module, so it can be used everywhere. Goffi <goffi@goffi.org> parents: diff changeset	7 # This program is free software: you can redistribute it and/or modify
5b26033c49a8 tools (common): moved date_fmt function from template filters to new date_utils module, so it can be used everywhere. Goffi <goffi@goffi.org> parents: diff changeset	8 # it under the terms of the GNU Affero General Public License as published by
5b26033c49a8 tools (common): moved date_fmt function from template filters to new date_utils module, so it can be used everywhere. Goffi <goffi@goffi.org> parents: diff changeset	9 # the Free Software Foundation, either version 3 of the License, or
5b26033c49a8 tools (common): moved date_fmt function from template filters to new date_utils module, so it can be used everywhere. Goffi <goffi@goffi.org> parents: diff changeset	10 # (at your option) any later version.
5b26033c49a8 tools (common): moved date_fmt function from template filters to new date_utils module, so it can be used everywhere. Goffi <goffi@goffi.org> parents: diff changeset	11
5b26033c49a8 tools (common): moved date_fmt function from template filters to new date_utils module, so it can be used everywhere. Goffi <goffi@goffi.org> parents: diff changeset	12 # This program is distributed in the hope that it will be useful,
5b26033c49a8 tools (common): moved date_fmt function from template filters to new date_utils module, so it can be used everywhere. Goffi <goffi@goffi.org> parents: diff changeset	13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
5b26033c49a8 tools (common): moved date_fmt function from template filters to new date_utils module, so it can be used everywhere. Goffi <goffi@goffi.org> parents: diff changeset	14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
5b26033c49a8 tools (common): moved date_fmt function from template filters to new date_utils module, so it can be used everywhere. Goffi <goffi@goffi.org> parents: diff changeset	15 # GNU Affero General Public License for more details.
5b26033c49a8 tools (common): moved date_fmt function from template filters to new date_utils module, so it can be used everywhere. Goffi <goffi@goffi.org> parents: diff changeset	16
5b26033c49a8 tools (common): moved date_fmt function from template filters to new date_utils module, so it can be used everywhere. Goffi <goffi@goffi.org> parents: diff changeset	17 # You should have received a copy of the GNU Affero General Public License
5b26033c49a8 tools (common): moved date_fmt function from template filters to new date_utils module, so it can be used everywhere. Goffi <goffi@goffi.org> parents: diff changeset	18 # along with this program. If not, see <http://www.gnu.org/licenses/>.
5b26033c49a8 tools (common): moved date_fmt function from template filters to new date_utils module, so it can be used everywhere. Goffi <goffi@goffi.org> parents: diff changeset	19
5b26033c49a8 tools (common): moved date_fmt function from template filters to new date_utils module, so it can be used everywhere. Goffi <goffi@goffi.org> parents: diff changeset	20 """tools to help manipulating time and dates"""
5b26033c49a8 tools (common): moved date_fmt function from template filters to new date_utils module, so it can be used everywhere. Goffi <goffi@goffi.org> parents: diff changeset	21
5b26033c49a8 tools (common): moved date_fmt function from template filters to new date_utils module, so it can be used everywhere. Goffi <goffi@goffi.org> parents: diff changeset	22 from sat.core.constants import Const as C
2703 3ba53b1cd1e6 tools (common/date_utils): date_parse_ext + timezone handling: Goffi <goffi@goffi.org> parents: 2624 diff changeset	23 from sat.core.i18n import _
2599 5b26033c49a8 tools (common): moved date_fmt function from template filters to new date_utils module, so it can be used everywhere. Goffi <goffi@goffi.org> parents: diff changeset	24 import datetime
2797 7968c8b7b5e1 tools (common): fixed dateutil.parser import Goffi <goffi@goffi.org> parents: 2771 diff changeset	25 from dateutil import tz, parser
2703 3ba53b1cd1e6 tools (common/date_utils): date_parse_ext + timezone handling: Goffi <goffi@goffi.org> parents: 2624 diff changeset	26 from dateutil.relativedelta import relativedelta
3ba53b1cd1e6 tools (common/date_utils): date_parse_ext + timezone handling: Goffi <goffi@goffi.org> parents: 2624 diff changeset	27 from dateutil.utils import default_tzinfo
3629 025ea418032f tools (common/date_utils): parse `now` alone (when used without relative delta) Goffi <goffi@goffi.org> parents: 3518 diff changeset	28 from dateutil.parser import ParserError
2599 5b26033c49a8 tools (common): moved date_fmt function from template filters to new date_utils module, so it can be used everywhere. Goffi <goffi@goffi.org> parents: diff changeset	29 from babel import dates
2612 3e4e78de9cca tools (date_utils): moved date_parse to common.date_utils, because it can be used in frontends Goffi <goffi@goffi.org> parents: 2599 diff changeset	30 import calendar
2599 5b26033c49a8 tools (common): moved date_fmt function from template filters to new date_utils module, so it can be used everywhere. Goffi <goffi@goffi.org> parents: diff changeset	31 import time
2703 3ba53b1cd1e6 tools (common/date_utils): date_parse_ext + timezone handling: Goffi <goffi@goffi.org> parents: 2624 diff changeset	32 import re
3ba53b1cd1e6 tools (common/date_utils): date_parse_ext + timezone handling: Goffi <goffi@goffi.org> parents: 2624 diff changeset	33
3028 ab2696e34d29 Python 3 port: Goffi <goffi@goffi.org> parents: 2825 diff changeset	34 RELATIVE_RE = re.compile(r"(?P<date>.?)(?P<direction>[-+]?) (?P<quantity>\d+) *"
ab2696e34d29 Python 3 port: Goffi <goffi@goffi.org> parents: 2825 diff changeset	35 r"(?P<unit>(second\|minute\|hour\|day\|week\|month\|year))s?"
ab2696e34d29 Python 3 port: Goffi <goffi@goffi.org> parents: 2825 diff changeset	36 r"(?P<ago> +ago)?", re.I)
ab2696e34d29 Python 3 port: Goffi <goffi@goffi.org> parents: 2825 diff changeset	37 YEAR_FIRST_RE = re.compile(r"\d{4}[^\d]+")
2703 3ba53b1cd1e6 tools (common/date_utils): date_parse_ext + timezone handling: Goffi <goffi@goffi.org> parents: 2624 diff changeset	38 TZ_UTC = tz.tzutc()
3ba53b1cd1e6 tools (common/date_utils): date_parse_ext + timezone handling: Goffi <goffi@goffi.org> parents: 2624 diff changeset	39 TZ_LOCAL = tz.gettz()
2825 1b6547fb80da tools(common/date_utils): fixed order on year first + set default date for date_parse Goffi <goffi@goffi.org> parents: 2797 diff changeset	40 # used to replace values when something is missing
3028 ab2696e34d29 Python 3 port: Goffi <goffi@goffi.org> parents: 2825 diff changeset	41 DEFAULT_DATETIME = datetime.datetime(2000, 0o1, 0o1)
2599 5b26033c49a8 tools (common): moved date_fmt function from template filters to new date_utils module, so it can be used everywhere. Goffi <goffi@goffi.org> parents: diff changeset	42
5b26033c49a8 tools (common): moved date_fmt function from template filters to new date_utils module, so it can be used everywhere. Goffi <goffi@goffi.org> parents: diff changeset	43
2703 3ba53b1cd1e6 tools (common/date_utils): date_parse_ext + timezone handling: Goffi <goffi@goffi.org> parents: 2624 diff changeset	44 def date_parse(value, default_tz=TZ_UTC):
2612 3e4e78de9cca tools (date_utils): moved date_parse to common.date_utils, because it can be used in frontends Goffi <goffi@goffi.org> parents: 2599 diff changeset	45 """Parse a date and return corresponding unix timestamp
3e4e78de9cca tools (date_utils): moved date_parse to common.date_utils, because it can be used in frontends Goffi <goffi@goffi.org> parents: 2599 diff changeset	46
2797 7968c8b7b5e1 tools (common): fixed dateutil.parser import Goffi <goffi@goffi.org> parents: 2771 diff changeset	47 @param value(unicode): date to parse, in any format supported by parser
2703 3ba53b1cd1e6 tools (common/date_utils): date_parse_ext + timezone handling: Goffi <goffi@goffi.org> parents: 2624 diff changeset	48 @param default_tz(datetime.tzinfo): default timezone
3ba53b1cd1e6 tools (common/date_utils): date_parse_ext + timezone handling: Goffi <goffi@goffi.org> parents: 2624 diff changeset	49 @return (int): timestamp
3ba53b1cd1e6 tools (common/date_utils): date_parse_ext + timezone handling: Goffi <goffi@goffi.org> parents: 2624 diff changeset	50 """
3028 ab2696e34d29 Python 3 port: Goffi <goffi@goffi.org> parents: 2825 diff changeset	51 value = str(value).strip()
2825 1b6547fb80da tools(common/date_utils): fixed order on year first + set default date for date_parse Goffi <goffi@goffi.org> parents: 2797 diff changeset	52 dayfirst = False if YEAR_FIRST_RE.match(value) else True
1b6547fb80da tools(common/date_utils): fixed order on year first + set default date for date_parse Goffi <goffi@goffi.org> parents: 2797 diff changeset	53
3629 025ea418032f tools (common/date_utils): parse `now` alone (when used without relative delta) Goffi <goffi@goffi.org> parents: 3518 diff changeset	54 try:
025ea418032f tools (common/date_utils): parse `now` alone (when used without relative delta) Goffi <goffi@goffi.org> parents: 3518 diff changeset	55 dt = default_tzinfo(
025ea418032f tools (common/date_utils): parse `now` alone (when used without relative delta) Goffi <goffi@goffi.org> parents: 3518 diff changeset	56 parser.parse(value, default=DEFAULT_DATETIME, dayfirst=dayfirst),
025ea418032f tools (common/date_utils): parse `now` alone (when used without relative delta) Goffi <goffi@goffi.org> parents: 3518 diff changeset	57 default_tz)
025ea418032f tools (common/date_utils): parse `now` alone (when used without relative delta) Goffi <goffi@goffi.org> parents: 3518 diff changeset	58 except ParserError as e:
025ea418032f tools (common/date_utils): parse `now` alone (when used without relative delta) Goffi <goffi@goffi.org> parents: 3518 diff changeset	59 if value == "now":
025ea418032f tools (common/date_utils): parse `now` alone (when used without relative delta) Goffi <goffi@goffi.org> parents: 3518 diff changeset	60 dt = datetime.datetime.now(tz.tzutc())
025ea418032f tools (common/date_utils): parse `now` alone (when used without relative delta) Goffi <goffi@goffi.org> parents: 3518 diff changeset	61 else:
025ea418032f tools (common/date_utils): parse `now` alone (when used without relative delta) Goffi <goffi@goffi.org> parents: 3518 diff changeset	62 raise e
2703 3ba53b1cd1e6 tools (common/date_utils): date_parse_ext + timezone handling: Goffi <goffi@goffi.org> parents: 2624 diff changeset	63 return calendar.timegm(dt.utctimetuple())
3ba53b1cd1e6 tools (common/date_utils): date_parse_ext + timezone handling: Goffi <goffi@goffi.org> parents: 2624 diff changeset	64
3ba53b1cd1e6 tools (common/date_utils): date_parse_ext + timezone handling: Goffi <goffi@goffi.org> parents: 2624 diff changeset	65 def date_parse_ext(value, default_tz=TZ_UTC):
3ba53b1cd1e6 tools (common/date_utils): date_parse_ext + timezone handling: Goffi <goffi@goffi.org> parents: 2624 diff changeset	66 """Extended date parse which accept relative date
3ba53b1cd1e6 tools (common/date_utils): date_parse_ext + timezone handling: Goffi <goffi@goffi.org> parents: 2624 diff changeset	67
2797 7968c8b7b5e1 tools (common): fixed dateutil.parser import Goffi <goffi@goffi.org> parents: 2771 diff changeset	68 @param value(unicode): date to parse, in any format supported by parser
2703 3ba53b1cd1e6 tools (common/date_utils): date_parse_ext + timezone handling: Goffi <goffi@goffi.org> parents: 2624 diff changeset	69 and with the hability to specify X days/weeks/months/years in the past or future.
3ba53b1cd1e6 tools (common/date_utils): date_parse_ext + timezone handling: Goffi <goffi@goffi.org> parents: 2624 diff changeset	70 Relative date are specified either with something like `[main_date] +1 week`
3ba53b1cd1e6 tools (common/date_utils): date_parse_ext + timezone handling: Goffi <goffi@goffi.org> parents: 2624 diff changeset	71 or with something like `3 days ago`, and it is case insensitive. [main_date] is
2797 7968c8b7b5e1 tools (common): fixed dateutil.parser import Goffi <goffi@goffi.org> parents: 2771 diff changeset	72 a date parsable by parser, or empty to specify current date/time.
2703 3ba53b1cd1e6 tools (common/date_utils): date_parse_ext + timezone handling: Goffi <goffi@goffi.org> parents: 2624 diff changeset	73 "now" can also be used to specify current date/time.
3ba53b1cd1e6 tools (common/date_utils): date_parse_ext + timezone handling: Goffi <goffi@goffi.org> parents: 2624 diff changeset	74 @param default_tz(datetime.tzinfo): same as for date_parse
2612 3e4e78de9cca tools (date_utils): moved date_parse to common.date_utils, because it can be used in frontends Goffi <goffi@goffi.org> parents: 2599 diff changeset	75 @return (int): timestamp
3e4e78de9cca tools (date_utils): moved date_parse to common.date_utils, because it can be used in frontends Goffi <goffi@goffi.org> parents: 2599 diff changeset	76 """
2703 3ba53b1cd1e6 tools (common/date_utils): date_parse_ext + timezone handling: Goffi <goffi@goffi.org> parents: 2624 diff changeset	77 m = RELATIVE_RE.match(value)
3ba53b1cd1e6 tools (common/date_utils): date_parse_ext + timezone handling: Goffi <goffi@goffi.org> parents: 2624 diff changeset	78 if m is None:
3ba53b1cd1e6 tools (common/date_utils): date_parse_ext + timezone handling: Goffi <goffi@goffi.org> parents: 2624 diff changeset	79 return date_parse(value, default_tz=default_tz)
3ba53b1cd1e6 tools (common/date_utils): date_parse_ext + timezone handling: Goffi <goffi@goffi.org> parents: 2624 diff changeset	80
3028 ab2696e34d29 Python 3 port: Goffi <goffi@goffi.org> parents: 2825 diff changeset	81 if m.group("direction") and m.group("ago"):
2703 3ba53b1cd1e6 tools (common/date_utils): date_parse_ext + timezone handling: Goffi <goffi@goffi.org> parents: 2624 diff changeset	82 raise ValueError(
3028 ab2696e34d29 Python 3 port: Goffi <goffi@goffi.org> parents: 2825 diff changeset	83 _("You can't use a direction (+ or -) and \"ago\" at the same time"))
2703 3ba53b1cd1e6 tools (common/date_utils): date_parse_ext + timezone handling: Goffi <goffi@goffi.org> parents: 2624 diff changeset	84
3028 ab2696e34d29 Python 3 port: Goffi <goffi@goffi.org> parents: 2825 diff changeset	85 if m.group("direction") == '-' or m.group("ago"):
2703 3ba53b1cd1e6 tools (common/date_utils): date_parse_ext + timezone handling: Goffi <goffi@goffi.org> parents: 2624 diff changeset	86 direction = -1
3ba53b1cd1e6 tools (common/date_utils): date_parse_ext + timezone handling: Goffi <goffi@goffi.org> parents: 2624 diff changeset	87 else:
3ba53b1cd1e6 tools (common/date_utils): date_parse_ext + timezone handling: Goffi <goffi@goffi.org> parents: 2624 diff changeset	88 direction = 1
3ba53b1cd1e6 tools (common/date_utils): date_parse_ext + timezone handling: Goffi <goffi@goffi.org> parents: 2624 diff changeset	89
3028 ab2696e34d29 Python 3 port: Goffi <goffi@goffi.org> parents: 2825 diff changeset	90 date = m.group("date").strip().lower()
ab2696e34d29 Python 3 port: Goffi <goffi@goffi.org> parents: 2825 diff changeset	91 if not date or date == "now":
2703 3ba53b1cd1e6 tools (common/date_utils): date_parse_ext + timezone handling: Goffi <goffi@goffi.org> parents: 2624 diff changeset	92 dt = datetime.datetime.now(tz.tzutc())
3ba53b1cd1e6 tools (common/date_utils): date_parse_ext + timezone handling: Goffi <goffi@goffi.org> parents: 2624 diff changeset	93 else:
2797 7968c8b7b5e1 tools (common): fixed dateutil.parser import Goffi <goffi@goffi.org> parents: 2771 diff changeset	94 dt = default_tzinfo(parser.parse(date, dayfirst=True))
2703 3ba53b1cd1e6 tools (common/date_utils): date_parse_ext + timezone handling: Goffi <goffi@goffi.org> parents: 2624 diff changeset	95
3028 ab2696e34d29 Python 3 port: Goffi <goffi@goffi.org> parents: 2825 diff changeset	96 quantity = int(m.group("quantity"))
ab2696e34d29 Python 3 port: Goffi <goffi@goffi.org> parents: 2825 diff changeset	97 key = m.group("unit").lower() + "s"
2703 3ba53b1cd1e6 tools (common/date_utils): date_parse_ext + timezone handling: Goffi <goffi@goffi.org> parents: 2624 diff changeset	98 delta_kw = {key: direction * quantity}
3ba53b1cd1e6 tools (common/date_utils): date_parse_ext + timezone handling: Goffi <goffi@goffi.org> parents: 2624 diff changeset	99 dt = dt + relativedelta(**delta_kw)
3ba53b1cd1e6 tools (common/date_utils): date_parse_ext + timezone handling: Goffi <goffi@goffi.org> parents: 2624 diff changeset	100 return calendar.timegm(dt.utctimetuple())
2612 3e4e78de9cca tools (date_utils): moved date_parse to common.date_utils, because it can be used in frontends Goffi <goffi@goffi.org> parents: 2599 diff changeset	101
3e4e78de9cca tools (date_utils): moved date_parse to common.date_utils, because it can be used in frontends Goffi <goffi@goffi.org> parents: 2599 diff changeset	102
2703 3ba53b1cd1e6 tools (common/date_utils): date_parse_ext + timezone handling: Goffi <goffi@goffi.org> parents: 2624 diff changeset	103 def date_fmt(timestamp, fmt="short", date_only=False, auto_limit=7, auto_old_fmt="short",
3ba53b1cd1e6 tools (common/date_utils): date_parse_ext + timezone handling: Goffi <goffi@goffi.org> parents: 2624 diff changeset	104 auto_new_fmt="relative", locale_str=C.DEFAULT_LOCALE, tz_info=TZ_UTC):
2599 5b26033c49a8 tools (common): moved date_fmt function from template filters to new date_utils module, so it can be used everywhere. Goffi <goffi@goffi.org> parents: diff changeset	105 """format date according to locale
5b26033c49a8 tools (common): moved date_fmt function from template filters to new date_utils module, so it can be used everywhere. Goffi <goffi@goffi.org> parents: diff changeset	106
2703 3ba53b1cd1e6 tools (common/date_utils): date_parse_ext + timezone handling: Goffi <goffi@goffi.org> parents: 2624 diff changeset	107 @param timestamp(basestring, float): unix time
2599 5b26033c49a8 tools (common): moved date_fmt function from template filters to new date_utils module, so it can be used everywhere. Goffi <goffi@goffi.org> parents: diff changeset	108 @param fmt(str): one of:
5b26033c49a8 tools (common): moved date_fmt function from template filters to new date_utils module, so it can be used everywhere. Goffi <goffi@goffi.org> parents: diff changeset	109 - short: e.g. u'31/12/17'
5b26033c49a8 tools (common): moved date_fmt function from template filters to new date_utils module, so it can be used everywhere. Goffi <goffi@goffi.org> parents: diff changeset	110 - medium: e.g. u'Apr 1, 2007'
5b26033c49a8 tools (common): moved date_fmt function from template filters to new date_utils module, so it can be used everywhere. Goffi <goffi@goffi.org> parents: diff changeset	111 - long: e.g. u'April 1, 2007'
5b26033c49a8 tools (common): moved date_fmt function from template filters to new date_utils module, so it can be used everywhere. Goffi <goffi@goffi.org> parents: diff changeset	112 - full: e.g. u'Sunday, April 1, 2007'
5b26033c49a8 tools (common): moved date_fmt function from template filters to new date_utils module, so it can be used everywhere. Goffi <goffi@goffi.org> parents: diff changeset	113 - relative: format in relative time
5b26033c49a8 tools (common): moved date_fmt function from template filters to new date_utils module, so it can be used everywhere. Goffi <goffi@goffi.org> parents: diff changeset	114 e.g.: 3 hours
5b26033c49a8 tools (common): moved date_fmt function from template filters to new date_utils module, so it can be used everywhere. Goffi <goffi@goffi.org> parents: diff changeset	115 note that this format is not precise
5b26033c49a8 tools (common): moved date_fmt function from template filters to new date_utils module, so it can be used everywhere. Goffi <goffi@goffi.org> parents: diff changeset	116 - iso: ISO 8601 format
5b26033c49a8 tools (common): moved date_fmt function from template filters to new date_utils module, so it can be used everywhere. Goffi <goffi@goffi.org> parents: diff changeset	117 e.g.: u'2007-04-01T19:53:23Z'
5b26033c49a8 tools (common): moved date_fmt function from template filters to new date_utils module, so it can be used everywhere. Goffi <goffi@goffi.org> parents: diff changeset	118 - auto: use auto_old_fmt if date is older than auto_limit
5b26033c49a8 tools (common): moved date_fmt function from template filters to new date_utils module, so it can be used everywhere. Goffi <goffi@goffi.org> parents: diff changeset	119 else use auto_new_fmt
5b26033c49a8 tools (common): moved date_fmt function from template filters to new date_utils module, so it can be used everywhere. Goffi <goffi@goffi.org> parents: diff changeset	120 - auto_day: shorcut to set auto format with change on day
5b26033c49a8 tools (common): moved date_fmt function from template filters to new date_utils module, so it can be used everywhere. Goffi <goffi@goffi.org> parents: diff changeset	121 old format will be short, and new format will be time only
5b26033c49a8 tools (common): moved date_fmt function from template filters to new date_utils module, so it can be used everywhere. Goffi <goffi@goffi.org> parents: diff changeset	122 or a free value which is passed to babel.dates.format_datetime
2703 3ba53b1cd1e6 tools (common/date_utils): date_parse_ext + timezone handling: Goffi <goffi@goffi.org> parents: 2624 diff changeset	123 (see http://babel.pocoo.org/en/latest/dates.html?highlight=pattern#pattern-syntax)
2599 5b26033c49a8 tools (common): moved date_fmt function from template filters to new date_utils module, so it can be used everywhere. Goffi <goffi@goffi.org> parents: diff changeset	124 @param date_only(bool): if True, only display date (not datetime)
5b26033c49a8 tools (common): moved date_fmt function from template filters to new date_utils module, so it can be used everywhere. Goffi <goffi@goffi.org> parents: diff changeset	125 @param auto_limit (int): limit in days before using auto_old_fmt
5b26033c49a8 tools (common): moved date_fmt function from template filters to new date_utils module, so it can be used everywhere. Goffi <goffi@goffi.org> parents: diff changeset	126 use 0 to have a limit at last midnight (day change)
5b26033c49a8 tools (common): moved date_fmt function from template filters to new date_utils module, so it can be used everywhere. Goffi <goffi@goffi.org> parents: diff changeset	127 @param auto_old_fmt(unicode): format to use when date is older than limit
5b26033c49a8 tools (common): moved date_fmt function from template filters to new date_utils module, so it can be used everywhere. Goffi <goffi@goffi.org> parents: diff changeset	128 @param auto_new_fmt(unicode): format to use when date is equal to or more recent
5b26033c49a8 tools (common): moved date_fmt function from template filters to new date_utils module, so it can be used everywhere. Goffi <goffi@goffi.org> parents: diff changeset	129 than limit
2703 3ba53b1cd1e6 tools (common/date_utils): date_parse_ext + timezone handling: Goffi <goffi@goffi.org> parents: 2624 diff changeset	130 @param locale_str(unicode): locale to use (as understood by babel)
3ba53b1cd1e6 tools (common/date_utils): date_parse_ext + timezone handling: Goffi <goffi@goffi.org> parents: 2624 diff changeset	131 @param tz_info(datetime.tzinfo): time zone to use
2599 5b26033c49a8 tools (common): moved date_fmt function from template filters to new date_utils module, so it can be used everywhere. Goffi <goffi@goffi.org> parents: diff changeset	132
5b26033c49a8 tools (common): moved date_fmt function from template filters to new date_utils module, so it can be used everywhere. Goffi <goffi@goffi.org> parents: diff changeset	133 """
2703 3ba53b1cd1e6 tools (common/date_utils): date_parse_ext + timezone handling: Goffi <goffi@goffi.org> parents: 2624 diff changeset	134 timestamp = float(timestamp)
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2612 diff changeset	135 if fmt == "auto_day":
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2612 diff changeset	136 fmt, auto_limit, auto_old_fmt, auto_new_fmt = "auto", 0, "short", "HH:mm"
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2612 diff changeset	137 if fmt == "auto":
2599 5b26033c49a8 tools (common): moved date_fmt function from template filters to new date_utils module, so it can be used everywhere. Goffi <goffi@goffi.org> parents: diff changeset	138 if auto_limit == 0:
2703 3ba53b1cd1e6 tools (common/date_utils): date_parse_ext + timezone handling: Goffi <goffi@goffi.org> parents: 2624 diff changeset	139 now = datetime.datetime.now(tz_info)
3ba53b1cd1e6 tools (common/date_utils): date_parse_ext + timezone handling: Goffi <goffi@goffi.org> parents: 2624 diff changeset	140 # we want to use given tz_info, so we don't use date() or today()
3ba53b1cd1e6 tools (common/date_utils): date_parse_ext + timezone handling: Goffi <goffi@goffi.org> parents: 2624 diff changeset	141 today = datetime.datetime(year=now.year, month=now.month, day=now.day,
3ba53b1cd1e6 tools (common/date_utils): date_parse_ext + timezone handling: Goffi <goffi@goffi.org> parents: 2624 diff changeset	142 tzinfo=now.tzinfo)
3ba53b1cd1e6 tools (common/date_utils): date_parse_ext + timezone handling: Goffi <goffi@goffi.org> parents: 2624 diff changeset	143 today = calendar.timegm(today.utctimetuple())
3ba53b1cd1e6 tools (common/date_utils): date_parse_ext + timezone handling: Goffi <goffi@goffi.org> parents: 2624 diff changeset	144 if timestamp < today:
2599 5b26033c49a8 tools (common): moved date_fmt function from template filters to new date_utils module, so it can be used everywhere. Goffi <goffi@goffi.org> parents: diff changeset	145 fmt = auto_old_fmt
5b26033c49a8 tools (common): moved date_fmt function from template filters to new date_utils module, so it can be used everywhere. Goffi <goffi@goffi.org> parents: diff changeset	146 else:
5b26033c49a8 tools (common): moved date_fmt function from template filters to new date_utils module, so it can be used everywhere. Goffi <goffi@goffi.org> parents: diff changeset	147 fmt = auto_new_fmt
5b26033c49a8 tools (common): moved date_fmt function from template filters to new date_utils module, so it can be used everywhere. Goffi <goffi@goffi.org> parents: diff changeset	148 else:
2703 3ba53b1cd1e6 tools (common/date_utils): date_parse_ext + timezone handling: Goffi <goffi@goffi.org> parents: 2624 diff changeset	149 days_delta = (time.time() - timestamp) / 3600
2599 5b26033c49a8 tools (common): moved date_fmt function from template filters to new date_utils module, so it can be used everywhere. Goffi <goffi@goffi.org> parents: diff changeset	150 if days_delta > (auto_limit or 7):
5b26033c49a8 tools (common): moved date_fmt function from template filters to new date_utils module, so it can be used everywhere. Goffi <goffi@goffi.org> parents: diff changeset	151 fmt = auto_old_fmt
5b26033c49a8 tools (common): moved date_fmt function from template filters to new date_utils module, so it can be used everywhere. Goffi <goffi@goffi.org> parents: diff changeset	152 else:
5b26033c49a8 tools (common): moved date_fmt function from template filters to new date_utils module, so it can be used everywhere. Goffi <goffi@goffi.org> parents: diff changeset	153 fmt = auto_new_fmt
5b26033c49a8 tools (common): moved date_fmt function from template filters to new date_utils module, so it can be used everywhere. Goffi <goffi@goffi.org> parents: diff changeset	154
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2612 diff changeset	155 if fmt == "relative":
2703 3ba53b1cd1e6 tools (common/date_utils): date_parse_ext + timezone handling: Goffi <goffi@goffi.org> parents: 2624 diff changeset	156 delta = timestamp - time.time()
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2612 diff changeset	157 return dates.format_timedelta(
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2612 diff changeset	158 delta, granularity="minute", add_direction=True, locale=locale_str
56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2612 diff changeset	159 )
3518 b258dce27d6d tools (common/date_utils): fix `date_only` for `short`, `long` and `full` format Goffi <goffi@goffi.org> parents: 3479 diff changeset	160 elif fmt in ("short", "long", "full"):
2703 3ba53b1cd1e6 tools (common/date_utils): date_parse_ext + timezone handling: Goffi <goffi@goffi.org> parents: 2624 diff changeset	161 if date_only:
3518 b258dce27d6d tools (common/date_utils): fix `date_only` for `short`, `long` and `full` format Goffi <goffi@goffi.org> parents: 3479 diff changeset	162 dt = datetime.datetime.fromtimestamp(timestamp, tz_info)
2703 3ba53b1cd1e6 tools (common/date_utils): date_parse_ext + timezone handling: Goffi <goffi@goffi.org> parents: 2624 diff changeset	163 return dates.format_date(dt, format=fmt, locale=locale_str)
3ba53b1cd1e6 tools (common/date_utils): date_parse_ext + timezone handling: Goffi <goffi@goffi.org> parents: 2624 diff changeset	164 else:
3ba53b1cd1e6 tools (common/date_utils): date_parse_ext + timezone handling: Goffi <goffi@goffi.org> parents: 2624 diff changeset	165 return dates.format_datetime(timestamp, format=fmt, locale=locale_str,
3ba53b1cd1e6 tools (common/date_utils): date_parse_ext + timezone handling: Goffi <goffi@goffi.org> parents: 2624 diff changeset	166 tzinfo=tz_info)
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2612 diff changeset	167 elif fmt == "iso":
2599 5b26033c49a8 tools (common): moved date_fmt function from template filters to new date_utils module, so it can be used everywhere. Goffi <goffi@goffi.org> parents: diff changeset	168 if date_only:
2624 56f94936df1e code style reformatting using black Goffi <goffi@goffi.org> parents: 2612 diff changeset	169 fmt = "yyyy-MM-dd"
2599 5b26033c49a8 tools (common): moved date_fmt function from template filters to new date_utils module, so it can be used everywhere. Goffi <goffi@goffi.org> parents: diff changeset	170 else:
5b26033c49a8 tools (common): moved date_fmt function from template filters to new date_utils module, so it can be used everywhere. Goffi <goffi@goffi.org> parents: diff changeset	171 fmt = "yyyy-MM-ddTHH:mm:ss'Z'"
2703 3ba53b1cd1e6 tools (common/date_utils): date_parse_ext + timezone handling: Goffi <goffi@goffi.org> parents: 2624 diff changeset	172 return dates.format_datetime(timestamp, format=fmt)
2599 5b26033c49a8 tools (common): moved date_fmt function from template filters to new date_utils module, so it can be used everywhere. Goffi <goffi@goffi.org> parents: diff changeset	173 else:
2703 3ba53b1cd1e6 tools (common/date_utils): date_parse_ext + timezone handling: Goffi <goffi@goffi.org> parents: 2624 diff changeset	174 return dates.format_datetime(timestamp, format=fmt, locale=locale_str,
3ba53b1cd1e6 tools (common/date_utils): date_parse_ext + timezone handling: Goffi <goffi@goffi.org> parents: 2624 diff changeset	175 tzinfo=tz_info)

Mercurial > libervia-backend

annotate sat/tools/common/date_utils.py @ 3629:025ea418032f