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47 lines
1.6 KiB
Python
47 lines
1.6 KiB
Python
from django.http import Http404
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from users.models import Domain, Identity
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def by_handle_or_404(request, handle, local=True, fetch=False) -> Identity:
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"""
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Retrieves an Identity by its long or short handle.
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Domain-sensitive, so it will understand short handles on alternate domains.
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"""
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if "@" not in handle:
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if "host" not in request.headers:
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raise Http404("No hostname available")
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username = handle
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domain_instance = Domain.get_domain(request.headers["host"])
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if domain_instance is None:
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raise Http404("No matching domains found")
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domain = domain_instance.domain
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else:
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username, domain = handle.split("@", 1)
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# Resolve the domain to the display domain
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domain_instance = Domain.get_domain(domain)
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if domain_instance is None:
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domain_instance = Domain.get_remote_domain(domain)
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domain = domain_instance.domain
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identity = Identity.by_username_and_domain(
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username,
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domain_instance,
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local=local,
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fetch=fetch,
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)
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if identity is None:
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raise Http404(f"No identity for handle {handle}")
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if identity.blocked:
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raise Http404("Blocked user")
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return identity
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def by_handle_for_user_or_404(request, handle):
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"""
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Retrieves an identity the local user can control via their handle, or
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raises a 404.
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"""
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identity = by_handle_or_404(request, handle, local=True, fetch=False)
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if not identity.users.filter(id=request.user.id).exists():
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raise Http404("Current user does not own identity")
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return identity
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