/usr/lib/python2.7/dist-packages/azure/storage/queue/_deserialization.py is in python-azure-storage 0.33.0-1.
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# Copyright (c) Microsoft. All rights reserved.
#
# 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.
#--------------------------------------------------------------------------
from dateutil import parser
try:
from xml.etree import cElementTree as ETree
except ImportError:
from xml.etree import ElementTree as ETree
from .models import (
Queue,
QueueMessage,
)
from ..models import (
_list,
)
from .._deserialization import (
_int_to_str,
_parse_metadata,
)
from ._encryption import (
_decrypt_queue_message,
)
def _parse_metadata_and_message_count(response):
'''
Extracts approximate messages count header.
'''
metadata = _parse_metadata(response)
metadata.approximate_message_count = _int_to_str(response.headers.get('x-ms-approximate-messages-count'))
return metadata
def _parse_queue_message_from_headers(response):
'''
Extracts pop receipt and time next visible from headers.
'''
message = QueueMessage()
message.pop_receipt = response.headers.get('x-ms-popreceipt')
message.time_next_visible = parser.parse(response.headers.get('x-ms-time-next-visible'))
return message
def _convert_xml_to_queues(response):
'''
<?xml version="1.0" encoding="utf-8"?>
<EnumerationResults ServiceEndpoint="https://myaccount.queue.core.windows.net/">
<Prefix>string-value</Prefix>
<Marker>string-value</Marker>
<MaxResults>int-value</MaxResults>
<Queues>
<Queue>
<Name>string-value</Name>
<Metadata>
<metadata-name>value</metadata-name>
</Metadata>
</Queue>
<NextMarker />
</EnumerationResults>
'''
if response is None or response.body is None:
return None
queues = _list()
list_element = ETree.fromstring(response.body)
# Set next marker
next_marker = list_element.findtext('NextMarker') or None
setattr(queues, 'next_marker', next_marker)
queues_element = list_element.find('Queues')
for queue_element in queues_element.findall('Queue'):
# Name element
queue = Queue()
queue.name = queue_element.findtext('Name')
# Metadata
metadata_root_element = queue_element.find('Metadata')
if metadata_root_element is not None:
queue.metadata = dict()
for metadata_element in metadata_root_element:
queue.metadata[metadata_element.tag] = metadata_element.text
# Add queue to list
queues.append(queue)
return queues
def _convert_xml_to_queue_messages(response, decode_function, require_encryption, key_encryption_key, resolver):
'''
<?xml version="1.0" encoding="utf-8"?>
<QueueMessagesList>
<QueueMessage>
<MessageId>string-message-id</MessageId>
<InsertionTime>insertion-time</InsertionTime>
<ExpirationTime>expiration-time</ExpirationTime>
<PopReceipt>opaque-string-receipt-data</PopReceipt>
<TimeNextVisible>time-next-visible</TimeNextVisible>
<DequeueCount>integer</DequeueCount>
<MessageText>message-body</MessageText>
</QueueMessage>
</QueueMessagesList>
'''
if response is None or response.body is None:
return None
messages = list()
list_element = ETree.fromstring(response.body)
for message_element in list_element.findall('QueueMessage'):
message = QueueMessage()
message.id = message_element.findtext('MessageId')
message.dequeue_count = _int_to_str(message_element.findtext('DequeueCount'))
message.content = message_element.findtext('MessageText')
if (key_encryption_key is not None) or (resolver is not None):
message.content = _decrypt_queue_message(message.content, require_encryption,
key_encryption_key, resolver)
message.content = decode_function(message.content)
message.insertion_time = parser.parse(message_element.findtext('InsertionTime'))
message.expiration_time = parser.parse(message_element.findtext('ExpirationTime'))
message.pop_receipt = message_element.findtext('PopReceipt')
time_next_visible = message_element.find('TimeNextVisible')
if time_next_visible is not None:
message.time_next_visible = parser.parse(time_next_visible.text)
# Add message to list
messages.append(message)
return messages
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