mirror of
https://github.com/bookwyrm-social/bookwyrm.git
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121 lines
3.6 KiB
Python
121 lines
3.6 KiB
Python
''' manage remote users '''
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from urllib.parse import urlparse
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from uuid import uuid4
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import requests
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from django.core.files.base import ContentFile
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from fedireads import models
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from fedireads.status import create_review_from_activity
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def get_or_create_remote_user(actor):
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''' look up a remote user or add them '''
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try:
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return models.User.objects.get(actor=actor)
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except models.User.DoesNotExist:
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pass
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# load the user's info from the actor url
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response = requests.get(
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actor,
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headers={'Accept': 'application/activity+json'}
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)
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if not response.ok:
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response.raise_for_status()
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data = response.json()
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# the webfinger format for the username.
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actor_parts = urlparse(actor)
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username = '%s@%s' % (actor_parts.path.split('/')[-1], actor_parts.netloc)
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shared_inbox = data.get('endpoints').get('sharedInbox') if \
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data.get('endpoints') else None
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server = get_or_create_remote_server(actor_parts.netloc)
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avatar = get_avatar(data)
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# throws a key error if it can't find any of these fields
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user = models.User.objects.create_user(
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username,
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'', '', # email and passwords are left blank
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actor=actor,
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name=data.get('name'),
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summary=data.get('summary'),
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inbox=data['inbox'], #fail if there's no inbox
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outbox=data['outbox'], # fail if there's no outbox
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shared_inbox=shared_inbox,
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# TODO: I'm never actually using this for remote users
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public_key=data.get('publicKey').get('publicKeyPem'),
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local=False,
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fedireads_user=data.get('fedireadsUser', False),
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manually_approves_followers=data.get(
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'manuallyApprovesFollowers', False),
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federated_server=server,
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)
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user.avatar.save(*avatar)
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if user.fedireads_user:
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get_remote_reviews(user)
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return user
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def get_avatar(data):
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''' find the icon attachment and load the image from the remote sever '''
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icon_blob = data.get('icon')
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if not icon_blob or not icon_blob.get('url'):
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return None
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response = requests.get(icon_blob['url'])
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if not response.ok:
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return None
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image_name = str(uuid4()) + '.' + icon_blob['url'].split('.')[-1]
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image_content = ContentFile(response.content)
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return [image_name, image_content]
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def get_remote_reviews(user):
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''' ingest reviews by a new remote fedireads user '''
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outbox_page = user.outbox + '?page=true'
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response = requests.get(
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outbox_page,
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headers={'Accept': 'application/activity+json'}
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)
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data = response.json()
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# TODO: pagination?
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for status in data['orderedItems']:
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if status.get('fedireadsType') == 'Review':
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create_review_from_activity(user, status)
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def get_or_create_remote_server(domain):
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''' get info on a remote server '''
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try:
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return models.FederatedServer.objects.get(
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server_name=domain
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)
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except models.FederatedServer.DoesNotExist:
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pass
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response = requests.get(
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'https://%s/.well-known/nodeinfo' % domain,
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headers={'Accept': 'application/activity+json'}
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)
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data = response.json()
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try:
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nodeinfo_url = data.get('links')[0].get('href')
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except (TypeError, KeyError):
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return None
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response = requests.get(
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nodeinfo_url,
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headers={'Accept': 'application/activity+json'}
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)
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data = response.json()
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server = models.FederatedServer.objects.create(
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server_name=domain,
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application_type=data['software']['name'],
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application_version=data['software']['version'],
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)
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return server
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