forked from zaclys/searxng
Merge pull request #1374 from dadosch/master
[WIP] [engine] Duden.de (German dictionary)
This commit is contained in:
Adam Tauber
GitHub
commit
3126660be5
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"""
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Duden
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@website https://www.duden.de
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@provide-api no
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@using-api no
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@results HTML (using search portal)
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@stable no (HTML can change)
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@parse url, title, content
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"""
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from lxml import html, etree
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import re
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from searx.engines.xpath import extract_text
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from searx.url_utils import quote
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from searx import logger
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categories = ['general']
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paging = True
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language_support = False
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# search-url
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base_url = 'https://www.duden.de/'
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search_url = base_url + 'suchen/dudenonline/{query}?page={offset}'
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def request(query, params):
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'''pre-request callback
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params<dict>:
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method : POST/GET
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headers : {}
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data : {} # if method == POST
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url : ''
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category: 'search category'
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pageno : 1 # number of the requested page
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'''
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offset = (params['pageno'] - 1)
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params['url'] = search_url.format(offset=offset, query=quote(query))
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return params
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def response(resp):
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'''post-response callback
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resp: requests response object
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'''
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results = []
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dom = html.fromstring(resp.text)
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try:
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number_of_results_string = re.sub('[^0-9]', '', dom.xpath(
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'//a[@class="active" and contains(@href,"/suchen/dudenonline")]/span/text()')[0]
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)
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results.append({'number_of_results': int(number_of_results_string)})
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except:
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logger.debug("Couldn't read number of results.")
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pass
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for result in dom.xpath('//section[@class="wide" and not(contains(@style,"overflow:hidden"))]'):
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try:
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logger.debug("running for %s" % str(result))
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link = result.xpath('.//h2/a')[0]
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url = link.attrib.get('href')
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title = result.xpath('string(.//h2/a)')
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content = extract_text(result.xpath('.//p'))
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# append result
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results.append({'url': url,
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'title': title,
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'content': content})
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except:
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logger.debug('result parse error in:\n%s', etree.tostring(result, pretty_print=True))
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continue
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return results
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@ -714,6 +714,11 @@ engines:
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shortcut : 1337x
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shortcut : 1337x
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disabled : True
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disabled : True
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- name : Duden
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engine : duden
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shortcut : du
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disabled : True
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# - name : yacy
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# - name : yacy
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# engine : yacy
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# engine : yacy
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# shortcut : ya
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# shortcut : ya
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@ -0,0 +1,41 @@
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from collections import defaultdict
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import mock
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from searx.engines import duden
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from searx.testing import SearxTestCase
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from datetime import datetime
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class TestDudenEngine(SearxTestCase):
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def test_request(self):
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query = 'Haus'
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dic = defaultdict(dict)
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dic['pageno'] = 1
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params = duden.request(query, dic)
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self.assertTrue('url' in params)
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self.assertTrue(query in params['url'])
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self.assertTrue('duden.de' in params['url'])
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def test_response(self):
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resp = mock.Mock(text='<html></html>')
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self.assertEqual(duden.response(resp), [])
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html = """
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<section class="wide">
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<h2><a href="https://this.is.the.url/" class="hidden-link"><strong>This is the title</strong> also here</a></h2>
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<p>This is the <strong>content</strong></p>
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<a href="https://this.is.the.url/">Zum vollständigen Artikel</a>
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</section>
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"""
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resp = mock.Mock(text=html)
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results = duden.response(resp)
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self.assertEqual(len(results), 1)
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self.assertEqual(type(results), list)
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# testing result (dictionary entry)
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r = results[0]
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self.assertEqual(r['url'], 'https://this.is.the.url/')
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self.assertEqual(r['title'], 'This is the title also here')
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self.assertEqual(r['content'], 'This is the content')
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