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28 lines
847 B
Python
28 lines
847 B
Python
from lxml import html
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from urlparse import urljoin
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from cgi import escape
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from urllib import urlencode
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categories = ['it']
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base_url = 'http://stackoverflow.com/'
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search_url = base_url+'search?'
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def request(query, params):
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global search_url
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params['url'] = search_url + urlencode({'q': query})
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return params
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def response(resp):
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global base_url
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results = []
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dom = html.fromstring(resp.text)
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for result in dom.xpath('//div[@class="question-summary search-result"]'):
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link = result.xpath('.//div[@class="result-link"]//a')[0]
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url = urljoin(base_url, link.attrib.get('href'))
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title = ' '.join(link.xpath('.//text()'))
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content = escape(' '.join(result.xpath('.//div[@class="excerpt"]//text()')))
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results.append({'url': url, 'title': title, 'content': content})
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return results
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