mirror of
https://github.com/janeczku/calibre-web
synced 2024-12-25 09:30:31 +00:00
113 lines
3.5 KiB
Python
113 lines
3.5 KiB
Python
# -*- coding: utf-8 -*-
|
|
|
|
# This file is part of the Calibre-Web (https://github.com/janeczku/calibre-web)
|
|
# Copyright (C) 2018-2019 OzzieIsaacs, pwr
|
|
#
|
|
# This program is free software: you can redistribute it and/or modify
|
|
# it under the terms of the GNU General Public License as published by
|
|
# the Free Software Foundation, either version 3 of the License, or
|
|
# (at your option) any later version.
|
|
#
|
|
# This program is distributed in the hope that it will be useful,
|
|
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
# GNU General Public License for more details.
|
|
#
|
|
# You should have received a copy of the GNU General Public License
|
|
# along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
import time
|
|
from functools import reduce
|
|
|
|
try:
|
|
from goodreads.client import GoodreadsClient
|
|
except ImportError:
|
|
from betterreads.client import GoodreadsClient
|
|
|
|
try: import Levenshtein
|
|
except ImportError: Levenshtein = False
|
|
|
|
from .. import logger
|
|
|
|
|
|
log = logger.create()
|
|
_client = None # type: GoodreadsClient
|
|
|
|
# GoodReads TOS allows for 24h caching of data
|
|
_CACHE_TIMEOUT = 23 * 60 * 60 # 23 hours (in seconds)
|
|
_AUTHORS_CACHE = {}
|
|
|
|
|
|
def connect(key=None, secret=None, enabled=True):
|
|
global _client
|
|
|
|
if not enabled or not key or not secret:
|
|
_client = None
|
|
return
|
|
|
|
if _client:
|
|
# make sure the configuration has not changed since last we used the client
|
|
if _client.client_key != key or _client.client_secret != secret:
|
|
_client = None
|
|
|
|
if not _client:
|
|
_client = GoodreadsClient(key, secret)
|
|
|
|
|
|
def get_author_info(author_name):
|
|
now = time.time()
|
|
author_info = _AUTHORS_CACHE.get(author_name, None)
|
|
if author_info:
|
|
if now < author_info._timestamp + _CACHE_TIMEOUT:
|
|
return author_info
|
|
# clear expired entries
|
|
del _AUTHORS_CACHE[author_name]
|
|
|
|
if not _client:
|
|
log.warning("failed to get a Goodreads client")
|
|
return
|
|
|
|
try:
|
|
author_info = _client.find_author(author_name=author_name)
|
|
except Exception as ex:
|
|
# Skip goodreads, if site is down/inaccessible
|
|
log.warning('Goodreads website is down/inaccessible? %s', ex.__str__())
|
|
return
|
|
|
|
if author_info:
|
|
author_info._timestamp = now
|
|
_AUTHORS_CACHE[author_name] = author_info
|
|
return author_info
|
|
|
|
|
|
def get_other_books(author_info, library_books=None):
|
|
# Get all identifiers (ISBN, Goodreads, etc) and filter author's books by that list so we show fewer duplicates
|
|
# Note: Not all images will be shown, even though they're available on Goodreads.com.
|
|
# See https://www.goodreads.com/topic/show/18213769-goodreads-book-images
|
|
|
|
if not author_info:
|
|
return
|
|
|
|
identifiers = []
|
|
library_titles = []
|
|
if library_books:
|
|
identifiers = list(reduce(lambda acc, book: acc + [i.val for i in book.identifiers if i.val], library_books, []))
|
|
library_titles = [book.title for book in library_books]
|
|
|
|
for book in author_info.books:
|
|
if book.isbn in identifiers:
|
|
continue
|
|
if isinstance(book.gid, int):
|
|
if book.gid in identifiers:
|
|
continue
|
|
else:
|
|
if book.gid["#text"] in identifiers:
|
|
continue
|
|
|
|
if Levenshtein and library_titles:
|
|
goodreads_title = book._book_dict['title_without_series']
|
|
if any(Levenshtein.ratio(goodreads_title, title) > 0.7 for title in library_titles):
|
|
continue
|
|
|
|
yield book
|