https://github.com/ging/horizon
Tip revision: 66aa375ae42af4c4ab7df851f45b8e90ece9e7b1 authored by aalonsog on 19 April 2018, 10:24:27 UTC
XMerge branch 'master' of https://github.com/ging/horizon
XMerge branch 'master' of https://github.com/ging/horizon
Tip revision: 66aa375
filters.py
# Copyright 2012 Nebula, Inc.
#
# Licensed 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
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
import datetime
import iso8601
from django.template.defaultfilters import register # noqa
from django.template.defaultfilters import timesince # noqa
from django.utils.safestring import mark_safe
from django.utils import timezone
from django.utils.translation import ugettext_lazy as _
@register.filter
def replace_underscores(string):
return string.replace("_", " ")
@register.filter
def parse_isotime(timestr, default=None):
"""This duplicates oslo timeutils parse_isotime but with a
@register.filter annotation and a silent fallback on error.
"""
try:
return iso8601.parse_date(timestr)
except (iso8601.ParseError, TypeError):
return default or ''
@register.filter
def timesince_or_never(dt, default=None):
"""Call the Django ``timesince`` filter, but return the string
*default* if *dt* is not a valid ``date`` or ``datetime`` object.
When *default* is None, "Never" is returned.
"""
if default is None:
default = _("Never")
if isinstance(dt, datetime.date):
return timesince(dt)
else:
return default
@register.filter
def timesince_sortable(dt):
delta = timezone.now() - dt
# timedelta.total_seconds() not supported on python < 2.7
seconds = delta.seconds + (delta.days * 24 * 3600)
return mark_safe("<span data-seconds=\"%d\">%s</span>" %
(seconds, timesince(dt)))