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[fix] ddg-lite vqd value: some search terms do not have a vqd value 

Some search terms do not have results and therefore no vqd value

BTW: remove a leftover from 9197efa

Signed-off-by: Markus Heiser <markus.heiser@darmarit.de>
This commit is contained in:
Markus Heiser 2023-10-10 09:04:00 +02:00 committed by MatthieuBarbu
parent 4cb8cbc6c3
commit dac63f7764
1 changed files with 6 additions and 4 deletions
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10
searx/engines/duckduckgo.py
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@ -98,7 +98,12 @@ def get_vqd(query):
query_url = 'https://lite.duckduckgo.com/lite/?{args}'.format(args=urlencode({'q': query})) query_url = 'https://lite.duckduckgo.com/lite/?{args}'.format(args=urlencode({'q': query}))
res = get(query_url) res = get(query_url)
doc = lxml.html.fromstring(res.text) doc = lxml.html.fromstring(res.text)
value = doc.xpath("//input[@name='vqd']/@value")[0] value = doc.xpath("//input[@name='vqd']/@value")
if value:
value = value[0]
else:
# some search terms do not have results and therefore no vqd value
value = ''
logger.debug("new vqd value: %s", value) logger.debug("new vqd value: %s", value)
cache_vqd(query, value) cache_vqd(query, value)
return value return value
@ -236,9 +241,6 @@ def request(query, params):
params['data']['s'] = offset params['data']['s'] = offset
params['data']['dc'] = offset + 1 params['data']['dc'] = offset + 1
# request needs a vqd argument
params['data']['vqd'] = get_vqd(query)
# initial page does not have additional data in the input form # initial page does not have additional data in the input form
if params['pageno'] > 1: if params['pageno'] > 1: