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[mod] DuckDuckGo: fetch engine traits (data_type: supported_languages)

Implements a fetch_traits function for the DuckDuckGo engines.

.. note::

   Does not include migration of the request methode from 'supported_languages'
   to 'traits' (EngineTraits) object!

Signed-off-by: Markus Heiser <markus.heiser@darmarit.de>
This commit is contained in:
Markus Heiser 2022-10-04 19:20:32 +02:00
parent ef143729a0
commit dba8977b09
4 changed files with 266 additions and 13 deletions

View File

@ -2124,11 +2124,73 @@
]
},
"ddg definitions": {
"all_locale": null,
"all_locale": "wt-wt",
"custom": {},
"data_type": "supported_languages",
"languages": {},
"regions": {},
"regions": {
"ar-SA": "xa-ar",
"bg-BG": "bg-bg",
"ca-ES": "es-ca",
"cs-CZ": "cz-cs",
"da-DK": "dk-da",
"de-AT": "at-de",
"de-CH": "ch-de",
"de-DE": "de-de",
"el-GR": "gr-el",
"en-AU": "au-en",
"en-CA": "ca-en",
"en-GB": "uk-en",
"en-IE": "ie-en",
"en-IL": "il-en",
"en-IN": "in-en",
"en-MY": "my-en",
"en-NZ": "nz-en",
"en-PH": "ph-en",
"en-PK": "pk-en",
"en-SG": "sg-en",
"en-US": "us-en",
"en-ZA": "za-en",
"es-AR": "ar-es",
"es-CL": "cl-es",
"es-CO": "co-es",
"es-ES": "es-es",
"es-MX": "mx-es",
"es-PE": "pe-es",
"es-US": "us-es",
"et-EE": "ee-et",
"fi-FI": "fi-fi",
"fr-BE": "be-fr",
"fr-CA": "ca-fr",
"fr-CH": "ch-fr",
"fr-FR": "fr-fr",
"hr-HR": "hr-hr",
"hu-HU": "hu-hu",
"id-ID": "id-en",
"it-IT": "it-it",
"ja-JP": "jp-jp",
"ko-KR": "kr-kr",
"lt-LT": "lt-lt",
"lv-LV": "lv-lv",
"nb-NO": "no-no",
"nl-BE": "be-nl",
"nl-NL": "nl-nl",
"pl-PL": "pl-pl",
"pt-BR": "br-pt",
"pt-PT": "pt-pt",
"ro-RO": "ro-ro",
"ru-RU": "ru-ru",
"sk-SK": "sk-sk",
"sl-SI": "sl-sl",
"sv-SE": "se-sv",
"th-TH": "th-en",
"tr-TR": "tr-tr",
"uk-UA": "ua-uk",
"vi-VN": "vn-en",
"zh-CN": "cn-zh",
"zh-HK": "hk-tzh",
"zh-TW": "tw-tzh"
},
"supported_languages": [
"ar-XA",
"bg-BG",
@ -2196,11 +2258,73 @@
]
},
"duckduckgo": {
"all_locale": null,
"all_locale": "wt-wt",
"custom": {},
"data_type": "supported_languages",
"languages": {},
"regions": {},
"regions": {
"ar-SA": "xa-ar",
"bg-BG": "bg-bg",
"ca-ES": "es-ca",
"cs-CZ": "cz-cs",
"da-DK": "dk-da",
"de-AT": "at-de",
"de-CH": "ch-de",
"de-DE": "de-de",
"el-GR": "gr-el",
"en-AU": "au-en",
"en-CA": "ca-en",
"en-GB": "uk-en",
"en-IE": "ie-en",
"en-IL": "il-en",
"en-IN": "in-en",
"en-MY": "my-en",
"en-NZ": "nz-en",
"en-PH": "ph-en",
"en-PK": "pk-en",
"en-SG": "sg-en",
"en-US": "us-en",
"en-ZA": "za-en",
"es-AR": "ar-es",
"es-CL": "cl-es",
"es-CO": "co-es",
"es-ES": "es-es",
"es-MX": "mx-es",
"es-PE": "pe-es",
"es-US": "us-es",
"et-EE": "ee-et",
"fi-FI": "fi-fi",
"fr-BE": "be-fr",
"fr-CA": "ca-fr",
"fr-CH": "ch-fr",
"fr-FR": "fr-fr",
"hr-HR": "hr-hr",
"hu-HU": "hu-hu",
"id-ID": "id-en",
"it-IT": "it-it",
"ja-JP": "jp-jp",
"ko-KR": "kr-kr",
"lt-LT": "lt-lt",
"lv-LV": "lv-lv",
"nb-NO": "no-no",
"nl-BE": "be-nl",
"nl-NL": "nl-nl",
"pl-PL": "pl-pl",
"pt-BR": "br-pt",
"pt-PT": "pt-pt",
"ro-RO": "ro-ro",
"ru-RU": "ru-ru",
"sk-SK": "sk-sk",
"sl-SI": "sl-sl",
"sv-SE": "se-sv",
"th-TH": "th-en",
"tr-TR": "tr-tr",
"uk-UA": "ua-uk",
"vi-VN": "vn-en",
"zh-CN": "cn-zh",
"zh-HK": "hk-tzh",
"zh-TW": "tw-tzh"
},
"supported_languages": [
"ar-XA",
"bg-BG",
@ -2268,11 +2392,73 @@
]
},
"duckduckgo images": {
"all_locale": null,
"all_locale": "wt-wt",
"custom": {},
"data_type": "supported_languages",
"languages": {},
"regions": {},
"regions": {
"ar-SA": "xa-ar",
"bg-BG": "bg-bg",
"ca-ES": "es-ca",
"cs-CZ": "cz-cs",
"da-DK": "dk-da",
"de-AT": "at-de",
"de-CH": "ch-de",
"de-DE": "de-de",
"el-GR": "gr-el",
"en-AU": "au-en",
"en-CA": "ca-en",
"en-GB": "uk-en",
"en-IE": "ie-en",
"en-IL": "il-en",
"en-IN": "in-en",
"en-MY": "my-en",
"en-NZ": "nz-en",
"en-PH": "ph-en",
"en-PK": "pk-en",
"en-SG": "sg-en",
"en-US": "us-en",
"en-ZA": "za-en",
"es-AR": "ar-es",
"es-CL": "cl-es",
"es-CO": "co-es",
"es-ES": "es-es",
"es-MX": "mx-es",
"es-PE": "pe-es",
"es-US": "us-es",
"et-EE": "ee-et",
"fi-FI": "fi-fi",
"fr-BE": "be-fr",
"fr-CA": "ca-fr",
"fr-CH": "ch-fr",
"fr-FR": "fr-fr",
"hr-HR": "hr-hr",
"hu-HU": "hu-hu",
"id-ID": "id-en",
"it-IT": "it-it",
"ja-JP": "jp-jp",
"ko-KR": "kr-kr",
"lt-LT": "lt-lt",
"lv-LV": "lv-lv",
"nb-NO": "no-no",
"nl-BE": "be-nl",
"nl-NL": "nl-nl",
"pl-PL": "pl-pl",
"pt-BR": "br-pt",
"pt-PT": "pt-pt",
"ro-RO": "ro-ro",
"ru-RU": "ru-ru",
"sk-SK": "sk-sk",
"sl-SI": "sl-sl",
"sv-SE": "se-sv",
"th-TH": "th-en",
"tr-TR": "tr-tr",
"uk-UA": "ua-uk",
"vi-VN": "vn-en",
"zh-CN": "cn-zh",
"zh-HK": "hk-tzh",
"zh-TW": "tw-tzh"
},
"supported_languages": [
"ar-XA",
"bg-BG",

View File

@ -3,9 +3,8 @@
"""DuckDuckGo Lite
"""
from json import loads
from lxml.html import fromstring
import json
from lxml import html
from searx.utils import (
dict_subset,
@ -14,7 +13,10 @@ from searx.utils import (
extract_text,
match_language,
)
from searx.network import get
from searx import network
from searx.enginelib.traits import EngineTraits
traits: EngineTraits
# about
about = {
@ -120,13 +122,13 @@ def request(query, params):
def response(resp):
headers_ping = dict_subset(resp.request.headers, ['User-Agent', 'Accept-Encoding', 'Accept', 'Cookie'])
get(url_ping, headers=headers_ping)
network.get(url_ping, headers=headers_ping)
if resp.status_code == 303:
return []
results = []
doc = fromstring(resp.text)
doc = html.fromstring(resp.text)
result_table = eval_xpath(doc, '//html/body/form/div[@class="filters"]/table')
if not len(result_table) >= 3:
@ -180,7 +182,70 @@ def _fetch_supported_languages(resp):
response_page = response_page[response_page.find('regions:{') + 8 :]
response_page = response_page[: response_page.find('}') + 1]
regions_json = loads(response_page)
regions_json = json.loads(response_page)
supported_languages = map((lambda x: x[3:] + '-' + x[:2].upper()), regions_json.keys())
return list(supported_languages)
def fetch_traits(engine_traits: EngineTraits):
"""Fetch regions from DuckDuckGo."""
# pylint: disable=import-outside-toplevel
engine_traits.data_type = 'supported_languages' # deprecated
import babel
from searx.locales import region_tag
engine_traits.all_locale = 'wt-wt'
resp = network.get('https://duckduckgo.com/util/u588.js')
if not resp.ok:
print("ERROR: response from DuckDuckGo is not OK.")
pos = resp.text.find('regions:{') + 8
js_code = resp.text[pos:]
pos = js_code.find('}') + 1
regions = json.loads(js_code[:pos])
reg_map = {
'tw-tzh': 'zh_TW',
'hk-tzh': 'zh_HK',
'ct-ca': 'skip', # ct-ca and es-ca both map to ca_ES
'es-ca': 'ca_ES',
'id-en': 'id_ID',
'no-no': 'nb_NO',
'jp-jp': 'ja_JP',
'kr-kr': 'ko_KR',
'xa-ar': 'ar_SA',
'sl-sl': 'sl_SI',
'th-en': 'th_TH',
'vn-en': 'vi_VN',
}
for eng_tag, name in regions.items():
if eng_tag == 'wt-wt':
engine_traits.all_locale = 'wt-wt'
continue
region = reg_map.get(eng_tag)
if region == 'skip':
continue
if not region:
eng_territory, eng_lang = eng_tag.split('-')
region = eng_lang + '_' + eng_territory.upper()
try:
sxng_tag = region_tag(babel.Locale.parse(region))
except babel.UnknownLocaleError:
print("ERROR: %s (%s) -> %s is unknown by babel" % (name, eng_tag, region))
continue
conflict = engine_traits.regions.get(sxng_tag)
if conflict:
if conflict != eng_tag:
print("CONFLICT: babel %s --> %s, %s" % (sxng_tag, conflict, eng_tag))
continue
engine_traits.regions[sxng_tag] = eng_tag

View File

@ -11,6 +11,7 @@ from lxml import html
from searx.data import WIKIDATA_UNITS
from searx.engines.duckduckgo import language_aliases
from searx.engines.duckduckgo import ( # pylint: disable=unused-import
fetch_traits,
_fetch_supported_languages,
supported_languages_url,
)

View File

@ -8,6 +8,7 @@ from urllib.parse import urlencode
from searx.exceptions import SearxEngineAPIException
from searx.engines.duckduckgo import get_region_code
from searx.engines.duckduckgo import ( # pylint: disable=unused-import
fetch_traits,
_fetch_supported_languages,
supported_languages_url,
)