89 lines
2.8 KiB
Python
89 lines
2.8 KiB
Python
# -*- coding: utf-8 -*-
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# vi:si:et:sw=4:sts=4:ts=4
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from ox.cache import get_json, store
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import ox.web.google
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import stdnum.isbn
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from .utils import find_isbns, get_language, decode_html_data
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import logging
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logger = logging.getLogger(__name__)
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def find(query):
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logger.debug('find %s', query)
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query += ' isbn'
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isbns = []
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for r in ox.web.google.find(query):
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isbns += find_isbns(' '.join(r))
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logger.debug('isbns', isbns)
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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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r = {
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'isbn': isbn,
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'primaryid': ['isbn', isbn]
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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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def info(key, value):
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if key not in ('isbn', 'lccn', 'oclc'):
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raise IOError('unknwon key %s' % key)
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url = 'https://www.googleapis.com/books/v1/volumes?q=%s:%s' % (key, value)
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r = get_json(url, timeout=-1)
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if 'error' in r:
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store.delete(url)
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raise IOError(url, r)
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if not 'items' in r:
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print('unknown %s: %s [%s]' % (key, value, r))
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return {}
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_data = r['items'][0]['volumeInfo']
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data = {}
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for key in [
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'authors',
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'description',
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'pageCount',
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'publishedDate',
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'publisher',
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'title',
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]:
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if key in _data:
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data[{
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'authors': 'author',
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'pageCount': 'pages',
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'publishedDate': 'date',
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}.get(key,key)] = _data[key]
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if 'subtitle' in _data and _data['subtitle'].strip():
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data['title'] = '{title}: {subtitle}'.format(**_data)
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if r['items'][0]['accessInfo']['viewability'] != 'NO_PAGES':
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data['cover'] = 'https://books.google.com/books?id=%s&pg=PP1&img=1&zoom=0&hl=en' % r['items'][0]['id']
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elif 'imageLinks' in _data:
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for size in ('extraLarge', 'large', 'medium', 'small', 'thumbnail', 'smallThumbnail'):
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if size in _data['imageLinks']:
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data['cover'] = _data['imageLinks'][size]
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break
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if 'industryIdentifiers' in _data:
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for k in _data['industryIdentifiers']:
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if k['type'].startswith('ISBN'):
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if not 'isbn' in data:
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data['isbn'] = []
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data['isbn'].append(k['identifier'])
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else:
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print('unknown identifier', k)
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if 'publisher' in data and isinstance(data['publisher'], str):
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data['publisher'] = [data['publisher']]
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if 'language' in _data:
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data['language'] = [get_language(_data['language'])]
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data = decode_html_data(data)
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return data
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