50 lines
1.5 KiB
Python
50 lines
1.5 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 re
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from ox.cache import read_url
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import lxml.html
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import logging
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logger = logging.getLogger('meta.abebooks')
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base = 'http://www.abebooks.com'
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def get_ids(key, value):
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ids = []
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if key == 'isbn':
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url = '%s/servlet/SearchResults?isbn=%s&sts=t' % (base, id)
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data = read_url(url)
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urls = re.compile('href="(/servlet/BookDetailsPL[^"]+)"').findall(data)
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if urls:
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ids.append((key, value))
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if ids:
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logger.debug('get_ids %s %s => %s', key, value, ids)
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return ids
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def lookup(id):
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logger.debug('lookup %s', id)
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data = {}
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url = '%s/servlet/SearchResults?isbn=%s&sts=t' % (base, id)
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html = read_url(url)
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urls = re.compile('href="(/servlet/BookDetailsPL[^"]+)"').findall(html)
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keys = {
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'pubdate': 'date'
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}
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if urls:
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details = '%s%s' % (base, urls[0])
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html = read_url(details)
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doc = lxml.html.document_fromstring(html)
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for e in doc.xpath("//*[contains(@id, 'biblio')]"):
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key = e.attrib['id'].replace('biblio-', '')
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value = e.text_content().strip()
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k = keys.get(key, key)
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if k == 'date' and value == 'Publication Date:':
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value = ''
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elif k == 'publisher' and value == 'Publisher:':
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value = ''
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if value and key not in ('bookcondition', 'binding', 'edition-amz'):
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data[k] = value
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return data
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