yul
/
bookwyrm-mastodon
1
1
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

Check if we already have edition in our database before using openlibrary.

This commit is contained in:
Adam Kelly 2020-04-12 13:54:59 +01:00
parent 5148820fa3
commit 6d7f20caad
1 changed files with 17 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

24
fedireads/goodreads_import.py
View File

@ -4,6 +4,7 @@ import csv
import itertools import itertools
from fedireads import books_manager from fedireads import books_manager
from fedireads.models import Edition
# Mapping goodreads -> fedireads shelf titles. # Mapping goodreads -> fedireads shelf titles.
@ -49,22 +50,27 @@ class GoodreadsItem:
self.line = line self.line = line
self.book = None self.book = None
def resolve(self): def resolve(self):
''' try various ways to lookup a book ''' ''' try various ways to lookup a book '''
self.book = self.get_book_from_isbn() self.book = (
if not self.book: self.get_book_from_db_isbn() or
self.book = self.get_book_from_title_author() self.get_book_from_isbn() or
self.get_book_from_title_author()
)
def get_book_from_db_isbn(self):
''' see if we already know about the book '''
try:
return Edition.objects.get(isbn=self.isbn)
except Edition.DoesNotExist:
return None
def get_book_from_isbn(self): def get_book_from_isbn(self):
''' search by isbn ''' ''' search by isbn '''
isbn = unquote_string(self.line['ISBN13']) search_results = books_manager.search(self.isbn)
search_results = books_manager.search(isbn)
if search_results: if search_results:
return books_manager.get_or_create_book(search_results[0].key) return books_manager.get_or_create_book(search_results[0].key)
def get_book_from_title_author(self): def get_book_from_title_author(self):
''' search by title and author ''' ''' search by title and author '''
search_term = construct_search_term( search_term = construct_search_term(
@ -75,6 +81,10 @@ class GoodreadsItem:
if search_results: if search_results:
return books_manager.get_or_create_book(search_results[0].key) return books_manager.get_or_create_book(search_results[0].key)
@property
def isbn(self):
return unquote_string(self.line['ISBN13'])
@property @property
def shelf(self): def shelf(self):
''' the goodreads shelf field ''' ''' the goodreads shelf field '''