forked from mirrors/bookwyrm
135 lines
3.8 KiB
Python
135 lines
3.8 KiB
Python
''' Handle user activity '''
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from fedireads import models
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from fedireads.books_manager import get_or_create_book
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from fedireads.sanitize_html import InputHtmlParser
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from django.db import IntegrityError
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def create_review_from_activity(author, activity):
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''' parse an activity json blob into a status '''
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book = activity['inReplyToBook']
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book = book.split('/')[-1]
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name = activity.get('name')
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rating = activity.get('rating')
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content = activity.get('content')
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published = activity.get('published')
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remote_id = activity['id']
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review = create_review(author, book, name, content, rating)
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review.published_date = published
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review.remote_id = remote_id
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review.save()
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return review
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def create_review(user, possible_book, name, content, rating):
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''' a book review has been added '''
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# throws a value error if the book is not found
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book = get_or_create_book(possible_book)
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content = sanitize(content)
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# no ratings outside of 0-5
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rating = rating if 0 <= rating <= 5 else 0
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return models.Review.objects.create(
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user=user,
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book=book,
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name=name,
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rating=rating,
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content=content,
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)
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def create_status_from_activity(author, activity):
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''' parse a status object out of an activity json blob '''
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content = activity.get('content')
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reply_parent_id = activity.get('inReplyTo')
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reply_parent = get_status(reply_parent_id)
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remote_id = activity['id']
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status = create_status(author, content, reply_parent=reply_parent)
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status.remote_id = remote_id
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status.published_date = activity.get('published')
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status.save()
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return status
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def get_status(absolute_id):
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''' find a status in the database '''
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# check if it's a remote status
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try:
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return models.Status.objects.get(remote_id=absolute_id)
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except models.Status.DoesNotExist:
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pass
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# try finding a local status with that id
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local_id = absolute_id.split('/')[-1]
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try:
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possible_match = models.Status.objects.select_subclasses() \
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.get(id=local_id)
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except models.Status.DoesNotExist:
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return None
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# make sure it's not actually a remote status with an id that
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# clashes with a local id
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if possible_match.absolute_id == absolute_id:
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return possible_match
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return None
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def create_status(user, content, reply_parent=None, mention_books=None):
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''' a status update '''
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# TODO: handle @'ing users
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# sanitize input html
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parser = InputHtmlParser()
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parser.feed(content)
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content = parser.get_output()
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status = models.Status.objects.create(
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user=user,
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content=content,
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reply_parent=reply_parent,
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)
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if mention_books:
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for book in mention_books:
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status.mention_books.add(book)
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return status
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def create_tag(user, possible_book, name):
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''' add a tag to a book '''
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book = get_or_create_book(possible_book)
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try:
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tag = models.Tag.objects.create(name=name, book=book, user=user)
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except IntegrityError:
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return models.Tag.objects.get(name=name, book=book, user=user)
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return tag
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def create_notification(user, notification_type, related_user=None, \
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related_book=None, related_status=None):
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''' let a user know when someone interacts with their content '''
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if user == related_user:
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# don't create notification when you interact with your own stuff
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return
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models.Notification.objects.create(
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user=user,
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related_book=related_book,
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related_user=related_user,
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related_status=related_status,
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notification_type=notification_type,
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)
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def sanitize(content):
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''' remove invalid html from free text '''
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parser = InputHtmlParser()
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parser.feed(content)
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return parser.get_output()
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