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71 lines
1.9 KiB
Python
71 lines
1.9 KiB
Python
''' federate book data '''
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from fedireads.settings import DOMAIN
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def get_book(book):
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''' activitypub serialize a book '''
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fields = [
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'sort_title',
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'subtitle',
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'isbn',
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'oclc_number',
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'openlibrary_key',
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'librarything_key',
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'fedireads_key',
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'lccn',
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'isbn',
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'oclc_number',
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'pages',
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'physical_format',
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'misc_identifiers',
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'source_url',
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'description',
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'languages',
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'series',
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'series_number',
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'subjects',
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'subject_places',
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'pages',
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'physical_format',
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]
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activity = {
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'@context': 'https://www.w3.org/ns/activitystreams',
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'type': 'Document',
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'book_type': type(book).__name__,
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'name': book.title,
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'url': book.absolute_id,
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'authors': [get_author(a) for a in book.authors.all()],
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'first_published_date': book.first_published_date.isoformat() if \
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book.first_published_date else None,
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'published_date': book.published_date.isoformat() if \
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book.published_date else None,
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'parent_work': book.parent_work.absolute_id if \
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hasattr(book, 'parent_work') else None,
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}
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for field in fields:
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if hasattr(book, field):
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activity[field] = book.__getattribute__(field)
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if book.cover:
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image_path = book.cover.url
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image_type = image_path.split('.')[-1]
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activity['attachment'] = [{
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'type': 'Document',
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'mediaType': 'image/%s' % image_type,
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'url': 'https://%s%s' % (DOMAIN, image_path),
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'name': 'Cover of "%s"' % book.title,
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}]
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return {k: v for (k, v) in activity.items() if v}
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def get_author(author):
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''' serialize an author '''
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return {
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'name': author.name,
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'url': author.absolute_id,
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}
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