mirror of
https://github.com/searxng/searxng.git
synced 2025-10-30 18:22:31 -04:00
152 lines
4.5 KiB
Python
152 lines
4.5 KiB
Python
# SPDX-License-Identifier: AGPL-3.0-or-later
|
|
"""
|
|
Arch Linux Wiki
|
|
~~~~~~~~~~~~~~~
|
|
|
|
This implementation does not use a official API: Mediawiki provides API, but
|
|
Arch Wiki blocks access to it.
|
|
|
|
"""
|
|
|
|
from typing import TYPE_CHECKING
|
|
from urllib.parse import urlencode, urljoin, urlparse
|
|
import lxml
|
|
import babel
|
|
|
|
from searx.utils import extract_text, eval_xpath_list, eval_xpath_getindex
|
|
from searx.enginelib.traits import EngineTraits
|
|
from searx.locales import language_tag
|
|
|
|
if TYPE_CHECKING:
|
|
import logging
|
|
|
|
logger: logging.Logger
|
|
|
|
traits: EngineTraits
|
|
|
|
|
|
about = {
|
|
"website": 'https://wiki.archlinux.org/',
|
|
"wikidata_id": 'Q101445877',
|
|
"official_api_documentation": None,
|
|
"use_official_api": False,
|
|
"require_api_key": False,
|
|
"results": 'HTML',
|
|
}
|
|
|
|
# engine dependent config
|
|
categories = ['it', 'software wikis']
|
|
paging = True
|
|
main_wiki = 'wiki.archlinux.org'
|
|
|
|
|
|
def request(query, params):
|
|
|
|
sxng_lang = params['searxng_locale'].split('-')[0]
|
|
netloc: str = traits.custom['wiki_netloc'].get(sxng_lang, main_wiki) # type: ignore
|
|
title: str = traits.custom['title'].get(sxng_lang, 'Special:Search') # type: ignore
|
|
base_url = 'https://' + netloc + '/index.php?'
|
|
offset = (params['pageno'] - 1) * 20
|
|
|
|
if netloc == main_wiki:
|
|
eng_lang: str = traits.get_language(sxng_lang, 'English') # type: ignore
|
|
query += ' (' + eng_lang + ')'
|
|
elif netloc == 'wiki.archlinuxcn.org':
|
|
base_url = 'https://' + netloc + '/wzh/index.php?'
|
|
|
|
args = {
|
|
'search': query,
|
|
'title': title,
|
|
'limit': 20,
|
|
'offset': offset,
|
|
'profile': 'default',
|
|
}
|
|
|
|
params['url'] = base_url + urlencode(args)
|
|
return params
|
|
|
|
|
|
def response(resp):
|
|
|
|
results = []
|
|
dom = lxml.html.fromstring(resp.text) # type: ignore
|
|
|
|
# get the base URL for the language in which request was made
|
|
sxng_lang = resp.search_params['searxng_locale'].split('-')[0]
|
|
netloc: str = traits.custom['wiki_netloc'].get(sxng_lang, main_wiki) # type: ignore
|
|
base_url = 'https://' + netloc + '/index.php?'
|
|
|
|
for result in eval_xpath_list(dom, '//ul[@class="mw-search-results"]/li'):
|
|
link = eval_xpath_getindex(result, './/div[@class="mw-search-result-heading"]/a', 0)
|
|
content = extract_text(result.xpath('.//div[@class="searchresult"]'))
|
|
results.append(
|
|
{
|
|
'url': urljoin(base_url, link.get('href')), # type: ignore
|
|
'title': extract_text(link),
|
|
'content': content,
|
|
}
|
|
)
|
|
|
|
return results
|
|
|
|
|
|
def fetch_traits(engine_traits: EngineTraits):
|
|
"""Fetch languages from Archlinux-Wiki. The location of the Wiki address of a
|
|
language is mapped in a :py:obj:`custom field
|
|
<searx.enginelib.traits.EngineTraits.custom>` (``wiki_netloc``). Depending
|
|
on the location, the ``title`` argument in the request is translated.
|
|
|
|
.. code:: python
|
|
|
|
"custom": {
|
|
"wiki_netloc": {
|
|
"de": "wiki.archlinux.de",
|
|
# ...
|
|
"zh": "wiki.archlinuxcn.org"
|
|
}
|
|
"title": {
|
|
"de": "Spezial:Suche",
|
|
# ...
|
|
"zh": "Special:\u641c\u7d22"
|
|
},
|
|
},
|
|
|
|
"""
|
|
# pylint: disable=import-outside-toplevel
|
|
from searx.network import get # see https://github.com/searxng/searxng/issues/762
|
|
|
|
engine_traits.custom['wiki_netloc'] = {}
|
|
engine_traits.custom['title'] = {}
|
|
|
|
title_map = {
|
|
'de': 'Spezial:Suche',
|
|
'fa': 'ویژه:جستجو',
|
|
'ja': '特別:検索',
|
|
'zh': 'Special:搜索',
|
|
}
|
|
|
|
resp = get('https://wiki.archlinux.org/')
|
|
if not resp.ok: # type: ignore
|
|
print("ERROR: response from wiki.archlinux.org is not OK.")
|
|
|
|
dom = lxml.html.fromstring(resp.text) # type: ignore
|
|
for a in eval_xpath_list(dom, "//a[@class='interlanguage-link-target']"):
|
|
|
|
sxng_tag = language_tag(babel.Locale.parse(a.get('lang'), sep='-'))
|
|
# zh_Hans --> zh
|
|
sxng_tag = sxng_tag.split('_')[0]
|
|
|
|
netloc = urlparse(a.get('href')).netloc
|
|
if netloc != 'wiki.archlinux.org':
|
|
title = title_map.get(sxng_tag)
|
|
if not title:
|
|
print("ERROR: title tag from %s (%s) is unknown" % (netloc, sxng_tag))
|
|
continue
|
|
engine_traits.custom['wiki_netloc'][sxng_tag] = netloc
|
|
engine_traits.custom['title'][sxng_tag] = title # type: ignore
|
|
|
|
eng_tag = extract_text(eval_xpath_list(a, ".//span"))
|
|
engine_traits.languages[sxng_tag] = eng_tag # type: ignore
|
|
|
|
engine_traits.languages['en'] = 'English'
|