openmedialibrary/oml/meta/__init__.py

119 lines
3.4 KiB
Python
Raw Normal View History

2014-05-14 09:57:11 +00:00
# -*- coding: utf-8 -*-
# vi:si:et:sw=4:sts=4:ts=4
2014-09-02 22:32:44 +00:00
2014-05-14 09:57:11 +00:00
2014-05-18 23:24:04 +00:00
import stdnum.isbn
2014-05-21 00:02:21 +00:00
import ox
2014-05-17 14:26:59 +00:00
2014-09-02 22:32:44 +00:00
from . import abebooks
from . import loc
from . import lookupbyisbn
from . import openlibrary
from . import worldcat
from . import google
from . import duckduckgo
2014-05-14 09:57:11 +00:00
2016-01-08 10:22:07 +00:00
from .utils import decode_html_data
2016-01-05 16:14:57 +00:00
from oml import settings
2014-05-18 23:24:04 +00:00
import logging
2015-11-29 14:56:38 +00:00
logger = logging.getLogger(__name__)
2014-05-18 23:24:04 +00:00
2014-05-14 09:57:11 +00:00
providers = [
('openlibrary', 'olid'),
('loc', 'lccn'),
('worldcat', 'oclc'),
2015-11-03 22:36:19 +00:00
('worldcat', 'isbn'),
2014-05-14 09:57:11 +00:00
('lookupbyisbn', 'asin'),
2015-03-09 08:30:46 +00:00
('lookupbyisbn', 'isbn'),
2014-05-21 00:02:21 +00:00
('abebooks', 'isbn')
2014-05-14 09:57:11 +00:00
]
2014-05-21 00:02:21 +00:00
def find(query):
#results = google.find(query)
results = duckduckgo.find(query)
2014-05-16 08:06:11 +00:00
'''
2014-05-21 00:02:21 +00:00
results = openlibrary.find(query)
2014-05-14 18:46:31 +00:00
for r in results:
2014-05-21 00:02:21 +00:00
r['primaryid'] = 'olid'
2014-05-16 08:06:11 +00:00
'''
2014-05-14 18:46:31 +00:00
return results
2014-05-14 09:57:11 +00:00
2015-11-03 22:36:19 +00:00
def lookup_provider(arg):
provider, id, ids, key, value = arg
values = set()
for key, value in ids:
if key == id or provider in ('openlibrary', ):
for kv in globals()[provider].get_ids(key, value):
values.add(kv)
return values
2014-05-14 09:57:11 +00:00
def lookup(key, value):
2014-05-18 23:24:04 +00:00
if not isvalid_id(key, value):
return {}
2016-01-09 07:22:17 +00:00
'''
2016-01-07 12:33:56 +00:00
if not settings.server.get('local_lookup'):
import oml.metaremote
return oml.metaremote.lookup(key, value)
2016-01-09 07:22:17 +00:00
'''
2016-01-07 10:12:48 +00:00
if key == 'isbn':
2016-01-23 12:36:40 +00:00
try:
data = google.info(key, value)
except:
logger.debug('google.info failed %s=%s', key, value, exc_info=True)
data = {}
2016-01-07 10:12:48 +00:00
else:
data = {key: [value]}
ids = set([(key, value)])
provider_data = {}
done = False
2015-11-03 22:36:19 +00:00
2016-01-07 10:12:48 +00:00
while not done:
done = True
for provider, id in providers:
result = lookup_provider((provider, id, ids, key, value))
done = not result - ids
ids.update(result)
logger.debug('FIXME: sort ids')
ids = sorted(ids, key=lambda i: ox.sort_string(''.join(i)))
logger.debug('IDS %s', ids)
for k, v in ids:
for provider, id in providers:
if id == k:
if provider not in provider_data:
provider_data[provider] = {}
for k_, v_ in globals()[provider].lookup(v).items():
if k_ not in provider_data[provider]:
provider_data[provider][k_] = v_
for provider in sorted(
list(provider_data.keys()),
key=lambda x: -len(provider_data[x])
):
logger.debug('%s %s %s', provider, len(provider_data[provider]), list(provider_data[provider].keys()))
for k_, v_ in provider_data[provider].items():
if not k_ in data:
data[k_] = v_
for k, v in ids:
if k not in data:
data[k] = []
if v not in data[k]:
data[k].append(v)
2016-01-05 16:14:57 +00:00
for key in [k['id'] for k in settings.config['itemKeys'] if isinstance(k['type'], list)]:
if key in data and not isinstance(data[key], list):
data[key] = [data[key]]
2016-01-08 10:22:07 +00:00
data = decode_html_data(data)
2014-05-14 09:57:11 +00:00
return data
2014-05-18 23:24:04 +00:00
def isvalid_id(key, value):
2014-05-21 00:02:21 +00:00
if key == 'isbn':
if len(value) not in (10, 13) or not stdnum.isbn.is_valid(value):
2014-05-18 23:24:04 +00:00
return False
if key == 'asin' and len(value) != 10:
return False
if key == 'olid' and not (value.startswith('OL') and value.endswith('M')):
return False
return True
2014-05-14 09:57:11 +00:00