File size: 2,717 Bytes
d439dc1 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 | # -*- coding: utf-8 -*-
# MinIO Python Library for Amazon S3 Compatible Cloud Storage,
# (C) 2016 MinIO, 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.
"""
minio.copy_conditions
~~~~~~~~~~~~~~~
This module contains :class:`CopyConditions <CopyConditions>` implementation.
:copyright: (c) 2016 by MinIO, Inc.
:license: Apache 2.0, see LICENSE for more details.
"""
from collections.abc import MutableMapping
from .helpers import check_non_empty_string
# CopyCondition explanation:
# http://docs.aws.amazon.com/AmazonS3/latest/API/RESTObjectCOPY.html
#
# Example:
#
# copyCondition {
# key: "x-amz-copy-if-modified-since",
# value: "Tue, 15 Nov 1994 12:45:26 GMT",
#
class CopyConditions(MutableMapping):
"""
A :class:`CopyConditions <CopyConditions>` collection of
supported CopyObject conditions.
- x-amz-copy-source-if-match
- x-amz-copy-source-if-none-match
- x-amz-copy-source-if-unmodified-since
- x-amz-copy-source-if-modified-since
"""
def __init__(self, *args, **kwargs):
self._store = dict(*args, **kwargs)
def __getitem__(self, key):
return self._store[key]
def __setitem__(self, key, value):
self._store[key] = value
def __delitem__(self, key):
del self._store[key]
def __iter__(self):
return iter(self._store)
def __len__(self):
return len(self._store)
def set_match_etag(self, etag):
"""Set ETag match condition."""
check_non_empty_string(etag)
self._store["X-Amz-Copy-Source-If-Match"] = etag
def set_match_etag_except(self, etag):
"""Set ETag not match condition."""
check_non_empty_string(etag)
self._store["X-Amz-Copy-Source-If-None-Match"] = etag
def set_unmodified_since(self, mod_time):
"""Set unmodified since condition."""
time = mod_time.strftime("%a, %d %b %Y %H:%M:%S GMT")
self._store["X-Amz-Copy-Source-If-Unmodified-Since"] = time
def set_modified_since(self, mod_time):
"""Set modified since condition."""
time = mod_time.strftime("%a, %d %b %Y %H:%M:%S GMT")
self._store["X-Amz-Copy-Source-If-Modified-Since"] = time
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