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Ensure that blueprint subdomains suffix-chain

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This ensures that a child's subdomain prefixs any parent subdomain
such that the full domain is child.parent.domain.tld and onwards with
further nesting. This makes the most sense to users and mimics how
url_prefixes work (although subdomains suffix).
This commit is contained in:
pgjones 2023-01-04 16:45:20 +00:00
parent d7b6c1f670
commit cabda59353
4 changed files with 26 additions and 4 deletions
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9
src/flask/blueprints.py
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@ -358,6 +358,9 @@ class Blueprint(Scaffold):
:param options: Keyword arguments forwarded from
:meth:`~Flask.register_blueprint`.
.. versionchanged:: 2.3
Nested blueprints now correctly apply subdomains.
.. versionchanged:: 2.0.1
Nested blueprints are registered with their dotted name.
This allows different blueprints with the same name to be
@ -458,10 +461,12 @@ class Blueprint(Scaffold):
if bp_subdomain is None:
bp_subdomain = blueprint.subdomain
if state.subdomain is not None and bp_subdomain is None:
bp_options["subdomain"] = state.subdomain
if state.subdomain is not None and bp_subdomain is not None:
bp_options["subdomain"] = bp_subdomain + "." + state.subdomain
elif bp_subdomain is not None:
bp_options["subdomain"] = bp_subdomain
elif state.subdomain is not None:
bp_options["subdomain"] = state.subdomain
if bp_url_prefix is None:
bp_url_prefix = blueprint.url_prefix