98 lines
2.6 KiB
Python
98 lines
2.6 KiB
Python
# -*- coding: utf-8 -*-
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# vi:si:et:sw=4:sts=4:ts=4
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import stdnum.isbn
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import ox
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from . import abebooks
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from . import loc
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from . import lookupbyisbn
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from . import openlibrary
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from . import worldcat
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from . import google
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from . import duckduckgo
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import logging
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logger = logging.getLogger('meta')
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providers = [
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('openlibrary', 'olid'),
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('loc', 'lccn'),
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('worldcat', 'oclc'),
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('worldcat', 'isbn'),
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('lookupbyisbn', 'asin'),
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('lookupbyisbn', 'isbn'),
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('abebooks', 'isbn')
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]
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def find(query):
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#results = google.find(query)
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results = duckduckgo.find(query)
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'''
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results = openlibrary.find(query)
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for r in results:
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r['primaryid'] = 'olid'
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'''
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return results
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def lookup_provider(arg):
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provider, id, ids, key, value = arg
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values = set()
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for key, value in ids:
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if key == id or provider in ('openlibrary', ):
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for kv in globals()[provider].get_ids(key, value):
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values.add(kv)
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return values
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def lookup(key, value):
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if not isvalid_id(key, value):
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return {}
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data = {key: [value]}
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ids = set([(key, value)])
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provider_data = {}
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done = False
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while not done:
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done = True
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for provider, id in providers:
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result = lookup_provider((provider, id, ids, key, value))
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done = not result - ids
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ids.update(result)
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logger.debug('FIXME: sort ids')
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ids = sorted(ids, key=lambda i: ox.sort_string(''.join(i)))
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logger.debug('IDS %s', ids)
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for k, v in ids:
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for provider, id in providers:
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if id == k:
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if provider not in provider_data:
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provider_data[provider] = {}
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for k_, v_ in globals()[provider].lookup(v).items():
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if k_ not in provider_data[provider]:
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provider_data[provider][k_] = v_
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for provider in sorted(
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list(provider_data.keys()),
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key=lambda x: -len(provider_data[x])
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):
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logger.debug('%s %s %s', provider, len(provider_data[provider]), list(provider_data[provider].keys()))
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for k_, v_ in provider_data[provider].items():
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if not k_ in data:
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data[k_] = v_
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for k, v in ids:
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if k not in data:
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data[k] = []
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if v not in data[k]:
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data[k].append(v)
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return data
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def isvalid_id(key, value):
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if key == 'isbn':
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if len(value) not in (10, 13) or not stdnum.isbn.is_valid(value):
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return False
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if key == 'asin' and len(value) != 10:
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return False
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if key == 'olid' and not (value.startswith('OL') and value.endswith('M')):
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return False
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return True
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