python-ox/ox/web/amazon.py
2010-10-26 19:33:32 +02:00

61 lines
2.3 KiB
Python

# -*- coding: utf-8 -*-
# vi:si:et:sw=4:sts=4:ts=4
import re
from urllib import quote
from ox import findRe, stripTags, decodeHtml
from ox.cache import readUrlUnicode
def findISBN(title, author):
q = '%s %s' % (title, author)
url = "http://www.amazon.com/s/ref=nb_sb_noss?url=search-alias%3Dstripbooks&field-keywords=" + "%s&x=0&y=0" % quote(q)
data = readUrlUnicode(url)
links = re.compile('href="(http://www.amazon.com/.*?/dp/.*?)"').findall(data)
id = findRe(re.compile('href="(http://www.amazon.com/.*?/dp/.*?)"').findall(data)[0], '/dp/(.*?)/')
data = getData(id)
if author in data['authors']:
return data
return {}
def getData(id):
url = "http://www.amazon.com/title/dp/%s/" % id
data = readUrlUnicode(url)
def findData(key):
return findRe(data, '<li><b>%s:</b>(.*?)</li>'% key).strip()
r = {}
r['amazon'] = url
r['title'] = findRe(data, '<span id="btAsinTitle" style="">(.*?)<span')
r['authors'] = re.compile('<b class="h3color">(.*?)</b>.*?\(Author\)', re.DOTALL).findall(data)
r['authors'] = filter(lambda x: len(x)>1, [decodeHtml(a) for a in r['authors']])
t = re.compile('>(.*?)</a> \(Translator\)').findall(data)
if t:
r['translator'] = t
r['publisher'] = findData('Publisher')
r['language'] = findData('Language')
r['isbn-10'] = findData('ISBN-10')
r['isbn-13'] = findData('ISBN-13').replace('-', '')
r['dimensions'] = findRe(data, '<li><b>.*?Product Dimensions:.*?</b>(.*?)</li>')
r['pages'] = findData('Paperback')
if not r['pages']:
r['pages'] = findData('Hardcover')
r['review'] = stripTags(findRe(data, '<h3 class="productDescriptionSource">Review</h3>.*?<div class="productDescriptionWrapper">(.*?)</div>').replace('<br />', '\n')).strip()
r['description'] = stripTags(findRe(data, '<h3 class="productDescriptionSource">Product Description</h3>.*?<div class="productDescriptionWrapper">(.*?)</div>').replace('<br />', '\n')).strip()
r['cover'] = re.findall('src="(.*?)" id="prodImage"', data)
if r['cover']:
r['cover'] = r['cover'][0].split('._BO2')[0]
if not r['cover'].endswith('.jpg'):
r['cover'] = r['cover'] + '.jpg'
if 'no-image-avail-img' in r['cover']:
del r['cover']
else:
del r['cover']
return r