mirror of
https://github.com/taigaio/taiga-back
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97 lines
4.0 KiB
Python
97 lines
4.0 KiB
Python
# -*- coding: utf-8 -*-
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# This Source Code Form is subject to the terms of the Mozilla Public
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# License, v. 2.0. If a copy of the MPL was not distributed with this
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# file, You can obtain one at http://mozilla.org/MPL/2.0/.
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#
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# Copyright (c) 2021-present Kaleidos INC
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# The code is partially taken (and modified) from django rest framework
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# that is licensed under the following terms:
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#
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# Copyright (c) 2011-2014, Tom Christie
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# All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions are met:
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#
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# Redistributions of source code must retain the above copyright notice, this
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# list of conditions and the following disclaimer.
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# Redistributions in binary form must reproduce the above copyright notice, this
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# list of conditions and the following disclaimer in the documentation and/or
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# other materials provided with the distribution.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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# DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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# SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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# CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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# OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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from django.urls import URLResolver
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from django.urls import include, re_path
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from .settings import api_settings
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def apply_suffix_patterns(urlpatterns, suffix_pattern, suffix_required):
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ret = []
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for urlpattern in urlpatterns:
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if isinstance(urlpattern, URLResolver):
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# Set of included URL patterns
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regex = urlpattern.pattern.regex.pattern
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namespace = urlpattern.namespace
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app_name = urlpattern.app_name
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kwargs = urlpattern.default_kwargs
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# Add in the included patterns, after applying the suffixes
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patterns = apply_suffix_patterns(urlpattern.url_patterns,
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suffix_pattern,
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suffix_required)
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ret.append(re_path(regex, include(patterns, namespace, app_name), kwargs))
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else:
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# Regular URL pattern
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regex = urlpattern.pattern.regex.pattern.rstrip("$") + suffix_pattern
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view = urlpattern.callback
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kwargs = urlpattern.default_args
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name = urlpattern.name
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# Add in both the existing and the new urlpattern
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if not suffix_required:
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ret.append(urlpattern)
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ret.append(re_path(regex, view, kwargs, name))
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return ret
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def format_suffix_patterns(urlpatterns, suffix_required=False, allowed=None):
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"""
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Supplement existing urlpatterns with corresponding patterns that also
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include a ".format" suffix. Retains urlpattern ordering.
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urlpatterns:
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A list of URL patterns.
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suffix_required:
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If `True`, only suffixed URLs will be generated, and non-suffixed
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URLs will not be used. Defaults to `False`.
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allowed:
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An optional tuple/list of allowed suffixes. eg ["json", "api"]
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Defaults to `None`, which allows any suffix.
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"""
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suffix_kwarg = api_settings.FORMAT_SUFFIX_KWARG
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if allowed:
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if len(allowed) == 1:
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allowed_pattern = allowed[0]
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else:
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allowed_pattern = "(%s)" % "|".join(allowed)
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suffix_pattern = r"\.(?P<%s>%s)$" % (suffix_kwarg, allowed_pattern)
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else:
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suffix_pattern = r"\.(?P<%s>[a-z0-9]+)$" % suffix_kwarg
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return apply_suffix_patterns(urlpatterns, suffix_pattern, suffix_required)
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