moviewyrm/fedireads/connectors/self_connector.py
2020-05-10 13:23:02 -07:00

82 lines
2.6 KiB
Python

''' using a fedireads instance as a source of book data '''
from django.contrib.postgres.search import SearchVector
from django.core.exceptions import ObjectDoesNotExist
from fedireads import models
from .abstract_connector import AbstractConnector, SearchResult
class Connector(AbstractConnector):
''' instantiate a connector '''
def __init__(self, identifier):
super().__init__(identifier)
def search(self, query):
''' right now you can't search fedireads sorry, but when
that gets implemented it will totally rule '''
results = models.Edition.objects.annotate(
search=SearchVector('title', weight='A') +\
SearchVector('subtitle', weight='B') +\
SearchVector('author_text', weight='A') +\
SearchVector('isbn_13', weight='A') +\
SearchVector('isbn_10', weight='A') +\
SearchVector('openlibrary_key', weight='B') +\
SearchVector('goodreads_key', weight='B') +\
SearchVector('asin', weight='B') +\
SearchVector('oclc_number', weight='B') +\
SearchVector('remote_id', weight='B') +\
SearchVector('description', weight='C') +\
SearchVector('series', weight='C')
).filter(search=query)
results = results.filter(default=True) or results
search_results = []
for book in results[:10]:
search_results.append(
self.format_search_result(book)
)
return search_results
def format_search_result(self, book):
return SearchResult(
book.title,
book.absolute_id,
book.author_text,
book.published_date.year if book.published_date else None,
)
def get_or_create_book(self, book_id):
''' since this is querying its own data source, it can only
get a book, not load one from an external source '''
try:
return models.Book.objects.select_subclasses().get(
id=book_id
)
except ObjectDoesNotExist:
return None
def is_work_data(self, data):
pass
def get_edition_from_work_data(self, data):
pass
def get_work_from_edition_date(self, data):
pass
def get_authors_from_data(self, data):
return None
def get_cover_from_data(self, data):
return None
def parse_search_data(self, data):
''' it's already in the right format, don't even worry about it '''
return data
def expand_book_data(self, book):
pass