42 lines
1.1 KiB
Python
42 lines
1.1 KiB
Python
# -*- coding: utf-8 -*-
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# vi:si:et:sw=4:sts=4:ts=4
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from __future__ import division
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import ox.web.duckduckgo
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import stdnum.isbn
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from .utils import find_isbns
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import logging
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logger = logging.getLogger('meta.duckduckgo')
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def find(title, author=None, publisher=None, date=None):
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logger.debug('find %s %s %s %s', title, author, publisher, date)
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query = title
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if author:
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if isinstance(author, list):
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author = ' '.join(author)
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query += ' ' + author
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query += ' isbn'
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isbns = []
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for r in ox.web.duckduckgo.find(query):
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isbns += find_isbns(' '.join(r))
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results = []
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done = set()
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for isbn in isbns:
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if isbn not in done:
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key = 'isbn%d'%len(isbn)
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#r = lookup(key, isbn)
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#r['mainid'] = key
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r = {
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key: isbn,
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'mainid': key
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}
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results.append(r)
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done.add(isbn)
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if len(isbn) == 10:
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done.add(stdnum.isbn.to_isbn13(isbn))
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if len(isbn) == 13 and isbn.startswith('978'):
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done.add(stdnum.isbn.to_isbn10(isbn))
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return results
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