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# -*- coding: utf-8 -*-
# Copyright 2014, 2015 OpenMarket Ltd
#
# 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.
"""This module contains base REST classes for constructing client v1 servlets.
"""
from synapse.api.urls import CLIENT_V2_ALPHA_PREFIX
from synapse.api.errors import SynapseError
import re
import logging
import simplejson
logger = logging.getLogger(__name__)
def client_v2_patterns(path_regex, releases=(0,)):
"""Creates a regex compiled client path with the correct client path
prefix.
Args:
path_regex (str): The regex string to match. This should NOT have a ^
as this will be prefixed.
Returns:
SRE_Pattern
"""
patterns = [re.compile("^" + CLIENT_V2_ALPHA_PREFIX + path_regex)]
unstable_prefix = CLIENT_V2_ALPHA_PREFIX.replace("/v2_alpha", "/unstable")
patterns.append(re.compile("^" + unstable_prefix + path_regex))
for release in releases:
new_prefix = CLIENT_V2_ALPHA_PREFIX.replace("/v2_alpha", "/r%d" % release)
patterns.append(re.compile("^" + new_prefix + path_regex))
return patterns
def parse_request_allow_empty(request):
content = request.content.read()
if content is None or content == '':
return None
try:
return simplejson.loads(content)
except simplejson.JSONDecodeError:
raise SynapseError(400, "Content not JSON.")
def parse_json_dict_from_request(request):
try:
content = simplejson.loads(request.content.read())
if type(content) != dict:
raise SynapseError(400, "Content must be a JSON object.")
return content
except simplejson.JSONDecodeError:
raise SynapseError(400, "Content not JSON.")
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