59 lines
2.0 KiB
Python
Executable File
59 lines
2.0 KiB
Python
Executable File
#!/usr/bin/env python3
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# 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, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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"""
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A script that scans the source code looking for any use of Django
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settings, and compiles a list of possible settings options.
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"""
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import os
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import re
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SETTINGS_RE = re.compile(r"""
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# Straight use of a setting.
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\bsettings[.](\w+)
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# Using getattr with a default value.
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\bgetattr[(]settings,[ ]['"](\w+)['"]
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# Using a helper function. The first parameter is the request.
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\bget_config_value[(][^,]*, ['"](\w+)['"]
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""", re.VERBOSE | re.UNICODE)
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settings = set()
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# Scan all files above the tools directory.
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root_path = os.path.normpath(
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os.path.join(os.path.dirname(os.path.realpath(__file__)), ".."))
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for directory, subdirs, files in os.walk(root_path):
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for filename in files:
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# Exclude all directories that start with a dot.
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subdirs[:] = (
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subdir for subdir in subdirs
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if not subdir.startswith(".")
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)
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# Only look at python files.
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if not filename.endswith(".py"):
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continue
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path = os.path.join(directory, filename)
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with open(path, 'r', encoding='utf-8') as f:
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data = f.read()
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# Look at all matches.
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for match in SETTINGS_RE.finditer(data):
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# Look at all captured groups.
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for group in match.groups():
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# Settings have to be non-empty and uppercase.
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if group and group.isupper():
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settings.add(group)
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print(sorted(settings))
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