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1ab2ca5986
These never really belonged with the rest of zerver.lib.utils.py, and having a separate library makes it easier to enforce full test coverage.
35 lines
1.0 KiB
Python
35 lines
1.0 KiB
Python
# -*- coding: utf-8 -*-
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from django.conf import settings
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from django.http import HttpRequest
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from typing import Optional, Text
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def _extract_subdomain(request):
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# type: (HttpRequest) -> Text
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domain = request.get_host().lower()
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index = domain.find("." + settings.EXTERNAL_HOST)
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if index == -1:
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return ""
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return domain[0:index]
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def get_subdomain(request):
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# type: (HttpRequest) -> Text
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subdomain = _extract_subdomain(request)
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if subdomain in settings.ROOT_SUBDOMAIN_ALIASES:
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return ""
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return subdomain
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def is_subdomain_root_or_alias(request):
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# type: (HttpRequest) -> bool
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subdomain = _extract_subdomain(request)
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return not subdomain or subdomain in settings.ROOT_SUBDOMAIN_ALIASES
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def check_subdomain(realm_subdomain, user_subdomain):
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# type: (Optional[Text], Optional[Text]) -> bool
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if realm_subdomain is not None:
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if (realm_subdomain == "" and user_subdomain is None):
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return True
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if realm_subdomain != user_subdomain:
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return False
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return True
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