moviewyrm/fedireads/activitypub/status.py

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''' status serializers '''
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from uuid import uuid4
def get_review(review):
''' fedireads json for book reviews '''
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status = get_status(review)
status['inReplyToBook'] = review.book.absolute_id
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status['fedireadsType'] = review.status_type
status['name'] = review.name
status['rating'] = review.rating
return status
def get_review_article(review):
''' a book review formatted for a non-fedireads isntance (mastodon) '''
status = get_status(review)
name = 'Review of "%s" (%d stars): %s' % (
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review.book.title,
review.rating,
review.name
)
status['name'] = name
return status
def get_status(status):
''' create activitypub json for a status '''
user = status.user
uri = status.absolute_id
reply_parent_id = status.reply_parent.absolute_id \
if status.reply_parent else None
status_json = {
'id': uri,
'url': uri,
'inReplyTo': reply_parent_id,
'published': status.published_date.isoformat(),
'attributedTo': user.actor,
# TODO: assuming all posts are public -- should check privacy db field
'to': ['https://www.w3.org/ns/activitystreams#Public'],
'cc': ['%s/followers' % user.absolute_id],
'sensitive': status.sensitive,
'content': status.content,
'type': status.activity_type,
'attachment': [], # TODO: the book cover
'replies': {
'id': '%s/replies' % uri,
'type': 'Collection',
'first': {
'type': 'CollectionPage',
'next': '%s/replies?only_other_accounts=true&page=true' % uri,
'partOf': '%s/replies' % uri,
'items': [], # TODO: populate with replies
}
}
}
return status_json
def get_replies(status, replies):
''' collection of replies '''
id_slug = status.absolute_id + '/replies'
# TODO only partially implemented
return {
'@context': 'https://www.w3.org/ns/activitystreams',
'id': id_slug,
'type': 'Collection',
'first': {
'id': '%s?page=true' % id_slug,
'type': 'CollectionPage',
'next': '%s?only_other_accounts=true&page=true' % id_slug,
'partOf': id_slug,
'items': [get_status(r) for r in replies],
}
}
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def get_replies_page(status, replies):
id_slug = status.absolute_id + '/replies?page=true&only_other_accounts=true'
items = []
for reply in replies:
if reply.user.local:
items.append(get_status(reply))
else:
items.append(reply.remote_id)
return {
'@context': 'https://www.w3.org/ns/activitystreams',
'id': id_slug,
'type': 'CollectionPage',
'next': '%s&min_id=%d' % (id_slug, replies[len(replies) - 1].id),
'partOf': status.absolute_id + '/replies',
'items': [items]
}
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def get_favorite(favorite):
''' like a post '''
return {
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'@context': 'https://www.w3.org/ns/activitystreams',
'id': favorite.absolute_id,
'type': 'Like',
'actor': favorite.user.actor,
'object': favorite.status.absolute_id,
}
def get_add_tag(tag):
''' add activity for tagging a book '''
uuid = uuid4()
return {
'@context': 'https://www.w3.org/ns/activitystreams',
'id': str(uuid),
'type': 'Add',
'actor': tag.user.actor,
'object': {
'type': 'Tag',
'id': tag.absolute_id,
'name': tag.name,
},
'target': {
'type': 'Book',
'id': tag.book.absolute_id,
}
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}
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def get_remove_tag(tag):
''' add activity for tagging a book '''
uuid = uuid4()
return {
'@context': 'https://www.w3.org/ns/activitystreams',
'id': str(uuid),
'type': 'Remove',
'actor': tag.user.actor,
'object': {
'type': 'Tag',
'id': tag.absolute_id,
'name': tag.name,
},
'target': {
'type': 'Book',
'id': tag.book.absolute_id,
}
}