[feat] engine: implementation of destatis

This commit is contained in:
Bnyro 2023-10-14 15:04:34 +02:00 committed by Markus Heiser
parent a36eae1d68
commit c3cc24be12
2 changed files with 73 additions and 0 deletions

68
searx/engines/destatis.py Normal file
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@ -0,0 +1,68 @@
# SPDX-License-Identifier: AGPL-3.0-or-later
# lint: pylint
"""DeStatis
"""
from urllib.parse import urlencode
from lxml import html
from searx.utils import eval_xpath, eval_xpath_list, extract_text
about = {
'website': 'https://www.destatis.de',
'official_api_documentation': 'https://destatis.api.bund.dev/',
'use_official_api': False,
'require_api_key': False,
'results': 'HTML',
'language': 'de',
}
categories = []
paging = True
base_url = "https://www.destatis.de"
search_url = f"{base_url}/SiteGlobals/Forms/Suche/Expertensuche_Formular.html"
# pylint: disable-next=line-too-long
results_xpath = '//div[contains(@class, "l-content-wrapper")]/div[contains(@class, "row")]/div[contains(@class, "column")]/div[contains(@class, "c-result"){extra}]'
results_xpath_filter_recommended = " and not(contains(@class, 'c-result--recommended'))"
url_xpath = './/a/@href'
title_xpath = './/a/text()'
date_xpath = './/a/span[contains(@class, "c-result__date")]'
content_xpath = './/div[contains(@class, "column")]/p/text()'
doctype_xpath = './/div[contains(@class, "c-result__doctype")]/p'
def request(query, params):
args = {
'templateQueryString': query,
'gtp': f"474_list%3D{params['pageno']}",
}
params['url'] = f"{search_url}?{urlencode(args)}"
return params
def response(resp):
results = []
dom = html.fromstring(resp.text)
# filter out suggested results on further page because they're the same on each page
extra_xpath = results_xpath_filter_recommended if resp.search_params['pageno'] > 1 else ''
res_xpath = results_xpath.format(extra=extra_xpath)
for result in eval_xpath_list(dom, res_xpath):
doctype = extract_text(eval_xpath(result, doctype_xpath))
date = extract_text(eval_xpath(result, date_xpath))
metadata = [meta for meta in (doctype, date) if meta != ""]
results.append(
{
'url': base_url + "/" + extract_text(eval_xpath(result, url_xpath)),
'title': extract_text(eval_xpath(result, title_xpath)),
'content': extract_text(eval_xpath(result, content_xpath)),
'metadata': ', '.join(metadata),
}
)
return results

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@ -532,6 +532,11 @@ engines:
shortcut: dz
disabled: true
- name: destatis
engine: destatis
shortcut: destat
disabled: true
- name: deviantart
engine: deviantart
shortcut: da