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# -*- coding: utf-8 -*-
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# Copyright 2010 - 2017 RhodeCode GmbH and the AppEnlight project authors
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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from datetime import tzinfo, timedelta, datetime
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from dateutil.relativedelta import relativedelta
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import logging
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log = logging.getLogger(__name__)
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def to_relativedelta(time_delta):
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return relativedelta(seconds=int(time_delta.total_seconds()),
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microseconds=time_delta.microseconds)
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def convert_date(date_str, return_utcnow_if_wrong=True,
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normalize_future=False):
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utcnow = datetime.utcnow()
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if isinstance(date_str, datetime):
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# get rid of tzinfo
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return date_str.replace(tzinfo=None)
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if not date_str and return_utcnow_if_wrong:
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return utcnow
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try:
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try:
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if 'Z' in date_str:
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date_str = date_str[:date_str.index('Z')]
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if '.' in date_str:
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date = datetime.strptime(date_str, '%Y-%m-%dT%H:%M:%S.%f')
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else:
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date = datetime.strptime(date_str, '%Y-%m-%dT%H:%M:%S')
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except Exception:
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# bw compat with old client
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date = datetime.strptime(date_str, '%Y-%m-%d %H:%M:%S,%f')
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except Exception:
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if return_utcnow_if_wrong:
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date = utcnow
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else:
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date = None
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if normalize_future and date and date > (utcnow + timedelta(minutes=3)):
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log.warning('time %s in future + 3 min, normalizing' % date)
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return utcnow
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return date
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