51 lines
1.6 KiB
Python
51 lines
1.6 KiB
Python
from django.http import HttpResponseBadRequest, HttpResponseNotFound
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from django.http import JsonResponse
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from users.models import User
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from django.shortcuts import get_object_or_404
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from urllib.parse import urlparse, urljoin
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from lemoncurry.utils import origin
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AVATAR = 'http://webfinger.net/rel/avatar'
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PROFILE_PAGE = 'http://webfinger.net/rel/profile-page'
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def webfinger(request):
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if 'resource' not in request.GET:
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return HttpResponseBadRequest('resource parameter missing')
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try:
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resource = urlparse(request.GET['resource'])
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except ValueError:
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return HttpResponseBadRequest('resource parameter malformed')
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if resource.scheme in ('mailto', 'acct', 'xmpp'):
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user = get_object_or_404(User, email=resource.path)
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elif resource.scheme in ('http', 'https'):
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user = get_object_or_404(User, pk=1)
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else:
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return HttpResponseNotFound('resource not found on this server')
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base = origin(request)
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def link(rel, href, type):
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return {'rel': rel, 'href': urljoin(base, href), 'type': type}
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key_links = tuple(link(
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rel='pgpkey',
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href=key.file.url,
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type='application/pgp-keys',
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) for key in user.keys.all())
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info = {
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'subject': 'acct:' + user.email,
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'aliases': (
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urljoin(base, user.url),
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'mailto:' + user.email,
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'xmpp:' + user.xmpp,
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),
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'links': (
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link(rel=AVATAR, href=user.avatar.url, type='image/png'),
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link(rel=PROFILE_PAGE, href=user.url, type='text/html'),
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) + key_links,
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}
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return JsonResponse(info, content_type='application/jrd+json')
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