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refactor engine's search language handling

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Add match_language function in utils to match any user given
language code with a list of engine's supported languages.

Also add language_aliases dict on each engine to translate
standard language codes into the custom codes used by the engine.
This commit is contained in:
Marc Abonce Seguin 2018-02-28 22:30:48 -06:00
parent d1eae9359f
commit 772c048d01
42 changed files with 275 additions and 171 deletions
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2
searx/data/engines_languages.json
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File diff suppressed because one or more lines are too long

21
searx/engines/__init__.py
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@ -20,13 +20,14 @@ import sys
import threading
from os.path import realpath, dirname
from io import open
from babel.localedata import locale_identifiers
from flask_babel import gettext
from operator import itemgetter
from json import loads
from requests import get
from searx import settings
from searx import logger
from searx.utils import load_module
from searx.utils import load_module, match_language
logger = logger.getChild('engines')
@ -38,6 +39,8 @@ engines = {}
categories = {'general': []}
languages = loads(open(engine_dir + '/../data/engines_languages.json', 'r', encoding='utf-8').read())
babel_langs = [lang_parts[0] + '-' + lang_parts[-1] if len(lang_parts) > 1 else lang_parts[0]
for lang_parts in (lang_code.split('_') for lang_code in locale_identifiers())]
engine_shortcuts = {}
engine_default_args = {'paging': False,
@ -97,6 +100,22 @@ def load_engine(engine_data):
if engine_data['name'] in languages:
setattr(engine, 'supported_languages', languages[engine_data['name']])
# find custom aliases for non standard language codes
if hasattr(engine, 'supported_languages'):
if hasattr(engine, 'language_aliases'):
language_aliases = getattr(engine, 'language_aliases')
else:
language_aliases = {}
for engine_lang in getattr(engine, 'supported_languages'):
iso_lang = match_language(engine_lang, babel_langs, fallback=None)
if iso_lang and iso_lang != engine_lang and not engine_lang.startswith(iso_lang) and \
iso_lang not in getattr(engine, 'supported_languages'):
language_aliases[iso_lang] = engine_lang
if language_aliases:
setattr(engine, 'language_aliases', language_aliases)
# assign language fetching method if auxiliary method exists
if hasattr(engine, '_fetch_supported_languages'):
setattr(engine, 'fetch_supported_languages',

4
searx/engines/archlinux.py
View File

@ -99,13 +99,13 @@ supported_languages = dict(lang_urls, **main_langs)
# do search-request
def request(query, params):
# translate the locale (e.g. 'en_US') to language code ('en')
# translate the locale (e.g. 'en-US') to language code ('en')
language = locale_to_lang_code(params['language'])
# if our language is hosted on the main site, we need to add its name
# to the query in order to narrow the results to that language
if language in main_langs:
query += '(' + main_langs[language] + ')'
query += b' (' + main_langs[language] + b')'
# prepare the request parameters
query = urlencode({'search': query})

6
searx/engines/bing.py
View File

@ -16,12 +16,14 @@
from lxml import html
from searx.engines.xpath import extract_text
from searx.url_utils import urlencode
from searx.utils import match_language
# engine dependent config
categories = ['general']
paging = True
language_support = True
supported_languages_url = 'https://www.bing.com/account/general'
language_aliases = {'zh-CN': 'zh-CHS', 'zh-TW': 'zh-CHT', 'zh-HK': 'zh-CHT'}
# search-url
base_url = 'https://www.bing.com/'
@ -32,9 +34,9 @@ search_string = 'search?{query}&first={offset}'
def request(query, params):
offset = (params['pageno'] - 1) * 10 + 1
lang = params['language'].split('-')[0].upper()
lang = match_language(params['language'], supported_languages, language_aliases)
query = u'language:{} {}'.format(lang, query.decode('utf-8')).encode('utf-8')
query = u'language:{} {}'.format(lang.split('-')[0].upper(), query.decode('utf-8')).encode('utf-8')
search_path = search_string.format(
query=urlencode({'q': query}),

23
searx/engines/bing_images.py
View File

@ -19,6 +19,7 @@ from lxml import html
from json import loads
import re
from searx.url_utils import urlencode
from searx.utils import match_language
# engine dependent config
categories = ['images']
@ -46,26 +47,6 @@ safesearch_types = {2: 'STRICT',
_quote_keys_regex = re.compile('({|,)([a-z][a-z0-9]*):(")', re.I | re.U)
# get supported region code
def get_region_code(lang, lang_list=None):
region = None
if lang in (lang_list or supported_languages):
region = lang
elif lang.startswith('no'):
region = 'nb-NO'
else:
# try to get a supported country code with language
lang = lang.split('-')[0]
for lc in (lang_list or supported_languages):
if lang == lc.split('-')[0]:
region = lc
break
if region:
return region.lower()
else:
return 'en-us'
# do search-request
def request(query, params):
offset = (params['pageno'] - 1) * 10 + 1
@ -74,7 +55,7 @@ def request(query, params):
query=urlencode({'q': query}),
offset=offset)
language = get_region_code(params['language'])
language = match_language(params['language'], supported_languages).lower()
params['cookies']['SRCHHPGUSR'] = \
'ADLT=' + safesearch_types.get(params['safesearch'], 'DEMOTE')

6
searx/engines/bing_news.py
View File

@ -14,8 +14,8 @@
from datetime import datetime
from dateutil import parser
from lxml import etree
from searx.utils import list_get
from searx.engines.bing import _fetch_supported_languages, supported_languages_url
from searx.utils import list_get, match_language
from searx.engines.bing import _fetch_supported_languages, supported_languages_url, language_aliases
from searx.url_utils import urlencode, urlparse, parse_qsl
# engine dependent config
@ -71,7 +71,7 @@ def request(query, params):
offset = (params['pageno'] - 1) * 10 + 1
language = params['language']
language = match_language(params['language'], supported_languages, language_aliases)
params['url'] = _get_url(query, language, offset, params['time_range'])

7
searx/engines/bing_videos.py
View File

@ -12,9 +12,10 @@
from json import loads
from lxml import html
from searx.engines.bing_images import _fetch_supported_languages, supported_languages_url, get_region_code
from searx.engines.bing_images import _fetch_supported_languages, supported_languages_url
from searx.engines.xpath import extract_text
from searx.url_utils import urlencode
from searx.utils import match_language
categories = ['videos']
@ -47,8 +48,8 @@ def request(query, params):
'ADLT=' + safesearch_types.get(params['safesearch'], 'DEMOTE')
# language cookie
region = get_region_code(params['language'], lang_list=supported_languages)
params['cookies']['_EDGE_S'] = 'mkt=' + region + '&F=1'
language = match_language(params['language'], supported_languages).lower()
params['cookies']['_EDGE_S'] = 'mkt=' + language + '&F=1'
# query and paging
params['url'] = search_url.format(query=urlencode({'q': query}),

3
searx/engines/dailymotion.py
View File

@ -15,6 +15,7 @@
from json import loads
from datetime import datetime
from searx.url_utils import urlencode
from searx.utils import match_language
# engine dependent config
categories = ['videos']
@ -32,7 +33,7 @@ supported_languages_url = 'https://api.dailymotion.com/languages'
# do search-request
def request(query, params):
locale = params['language']
locale = match_language(params['language'], supported_languages)
params['url'] = search_url.format(
query=urlencode({'search': query, 'localization': locale}),

47
searx/engines/duckduckgo.py
View File

@ -18,6 +18,7 @@ from json import loads
from searx.engines.xpath import extract_text
from searx.poolrequests import get
from searx.url_utils import urlencode
from searx.utils import match_language
# engine dependent config
categories = ['general']
@ -26,6 +27,16 @@ language_support = True
supported_languages_url = 'https://duckduckgo.com/util/u172.js'
time_range_support = True
language_aliases = {
'ar-SA': 'ar-XA',
'es-419': 'es-XL',
'ja': 'jp-JP',
'ko': 'kr-KR',
'sl-SI': 'sl-SL',
'zh-TW': 'tzh-TW',
'zh-HK': 'tzh-HK'
}
# search-url
url = 'https://duckduckgo.com/html?{query}&s={offset}&dc={dc_param}'
time_range_url = '&df={range}'
@ -42,34 +53,12 @@ content_xpath = './/a[@class="result__snippet"]'
# match query's language to a region code that duckduckgo will accept
def get_region_code(lang, lang_list=None):
# custom fixes for languages
if lang[:2] == 'ja':
region_code = 'jp-jp'
elif lang[:2] == 'sl':
region_code = 'sl-sl'
elif lang == 'zh-TW':
region_code = 'tw-tzh'
elif lang == 'zh-HK':
region_code = 'hk-tzh'
elif lang[-2:] == 'SA':
region_code = 'xa-' + lang.split('-')[0]
elif lang[-2:] == 'GB':
region_code = 'uk-' + lang.split('-')[0]
else:
region_code = lang.split('-')
if len(region_code) == 2:
# country code goes first
region_code = region_code[1].lower() + '-' + region_code[0].lower()
else:
# tries to get a country code from language
region_code = region_code[0].lower()
for lc in (lang_list or supported_languages):
lc = lc.split('-')
if region_code == lc[0]:
region_code = lc[1].lower() + '-' + lc[0].lower()
break
return region_code
def get_region_code(lang, lang_list=[]):
lang_code = match_language(lang, lang_list, language_aliases, 'wt-WT')
lang_parts = lang_code.split('-')
# country code goes first
return lang_parts[1].lower() + '-' + lang_parts[0].lower()
# do search-request
@ -79,7 +68,7 @@ def request(query, params):
offset = (params['pageno'] - 1) * 30
region_code = get_region_code(params['language'])
region_code = get_region_code(params['language'], supported_languages)
params['url'] = url.format(
query=urlencode({'q': query, 'kl': region_code}), offset=offset, dc_param=offset)

7
searx/engines/duckduckgo_definitions.py
View File

@ -2,9 +2,9 @@ import json
from lxml import html
from re import compile
from searx.engines.xpath import extract_text
from searx.engines.duckduckgo import _fetch_supported_languages, supported_languages_url
from searx.engines.duckduckgo import _fetch_supported_languages, supported_languages_url, language_aliases
from searx.url_utils import urlencode
from searx.utils import html_to_text
from searx.utils import html_to_text, match_language
url = 'https://api.duckduckgo.com/'\
+ '?{query}&format=json&pretty=0&no_redirect=1&d=1'
@ -24,7 +24,8 @@ def result_to_text(url, text, htmlResult):
def request(query, params):
params['url'] = url.format(query=urlencode({'q': query}))
params['headers']['Accept-Language'] = params['language'].split('-')[0]
language = match_language(params['language'], supported_languages, language_aliases)
params['headers']['Accept-Language'] = language.split('-')[0]
return params

5
searx/engines/duckduckgo_images.py
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@ -15,7 +15,10 @@
from json import loads
from searx.engines.xpath import extract_text
from searx.engines.duckduckgo import _fetch_supported_languages, supported_languages_url, get_region_code
from searx.engines.duckduckgo import (
_fetch_supported_languages, supported_languages_url,
get_region_code, language_aliases
)
from searx.poolrequests import get
from searx.url_utils import urlencode

31
searx/engines/google.py
View File

@ -14,6 +14,7 @@ from lxml import html, etree
from searx.engines.xpath import extract_text, extract_url
from searx import logger
from searx.url_utils import urlencode, urlparse, parse_qsl
from searx.utils import match_language
logger = logger.getChild('google engine')
@ -165,22 +166,20 @@ def extract_text_from_dom(result, xpath):
def request(query, params):
offset = (params['pageno'] - 1) * 10
# temporary fix until a way of supporting en-US is found
if params['language'] == 'en-US':
params['language'] = 'en-GB'
if params['language'][:2] == 'jv':
language = 'jw'
country = 'ID'
url_lang = 'lang_jw'
language = match_language(params['language'], supported_languages)
language_array = language.split('-')
if params['language'].find('-') > 0:
country = params['language'].split('-')[1]
elif len(language_array) == 2:
country = language_array[1]
else:
language_array = params['language'].lower().split('-')
if len(language_array) == 2:
country = language_array[1]
else:
country = 'US'
language = language_array[0] + ',' + language_array[0] + '-' + country
url_lang = 'lang_' + language_array[0]
country = 'US'
# temporary fix until a way of supporting en-US is found
if language == 'en-US':
country = 'GB'
url_lang = 'lang_' + language
if use_locale_domain:
google_hostname = country_to_hostname.get(country.upper(), default_hostname)
@ -196,7 +195,7 @@ def request(query, params):
if params['time_range'] in time_range_dict:
params['url'] += time_range_search.format(range=time_range_dict[params['time_range']])
params['headers']['Accept-Language'] = language
params['headers']['Accept-Language'] = language + ',' + language + '-' + country
params['headers']['Accept'] = 'text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8'
params['google_hostname'] = google_hostname

6
searx/engines/google_news.py
View File

@ -13,6 +13,7 @@
from lxml import html
from searx.engines.google import _fetch_supported_languages, supported_languages_url
from searx.url_utils import urlencode
from searx.utils import match_language
# search-url
categories = ['news']
@ -50,8 +51,9 @@ def request(query, params):
params['url'] = search_url.format(query=urlencode({'q': query}),
search_options=urlencode(search_options))
language_array = params['language'].lower().split('-')
params['url'] += '&lr=lang_' + language_array[0]
language = match_language(params['language'], supported_languages).split('-')[0]
if language:
params['url'] += '&lr=lang_' + language
return params

13
searx/engines/qwant.py
View File

@ -14,6 +14,7 @@ from datetime import datetime
from json import loads
from searx.utils import html_to_text
from searx.url_utils import urlencode
from searx.utils import match_language
# engine dependent config
categories = None
@ -45,16 +46,8 @@ def request(query, params):
offset=offset)
# add language tag
if params['language'] == 'no' or params['language'].startswith('no-'):
params['language'] = params['language'].replace('no', 'nb', 1)
if params['language'].find('-') < 0:
# tries to get a country code from language
for lang in supported_languages:
lc = lang.split('-')
if params['language'] == lc[0]:
params['language'] = lang
break
params['url'] += '&locale=' + params['language'].replace('-', '_').lower()
language = match_language(params['language'], supported_languages)
params['url'] += '&locale=' + language.replace('-', '_').lower()
return params

8
searx/engines/swisscows.py
View File

@ -14,6 +14,7 @@ from json import loads
import re
from lxml.html import fromstring
from searx.url_utils import unquote, urlencode
from searx.utils import match_language
# engine dependent config
categories = ['general', 'images']
@ -35,11 +36,8 @@ regex_img_url_remove_start = re.compile(b'^https?://i\.swisscows\.ch/\?link=')
# do search-request
def request(query, params):
if params['language'].split('-')[0] == 'no':
region = 'nb-NO'
else:
region = params['language']
ui_language = params['language'].split('-')[0]
region = match_language(params['language'], supported_languages)
ui_language = region.split('-')[0]
search_path = search_string.format(
query=urlencode({'query': query, 'uiLanguage': ui_language, 'region': region}),

5
searx/engines/wikidata.py
View File

@ -16,6 +16,7 @@ from searx.poolrequests import get
from searx.engines.xpath import extract_text
from searx.engines.wikipedia import _fetch_supported_languages, supported_languages_url
from searx.url_utils import urlencode
from searx.utils import match_language
from json import loads
from lxml.html import fromstring
@ -56,7 +57,7 @@ calendar_name_xpath = './/sup[contains(@class,"wb-calendar-name")]'
def request(query, params):
language = params['language'].split('-')[0]
language = match_language(params['language'], supported_languages).split('-')[0]
params['url'] = url_search.format(
query=urlencode({'label': query, 'language': language}))
@ -68,7 +69,7 @@ def response(resp):
html = fromstring(resp.text)
wikidata_ids = html.xpath(wikidata_ids_xpath)
language = resp.search_params['language'].split('-')[0]
language = match_language(resp.search_params['language'], supported_languages).split('-')[0]
# TODO: make requests asynchronous to avoid timeout when result_count > 1
for wikidata_id in wikidata_ids[:result_count]:

9
searx/engines/wikipedia.py
View File

@ -13,6 +13,7 @@
from json import loads
from lxml.html import fromstring
from searx.url_utils import quote, urlencode
from searx.utils import match_language
# search-url
base_url = u'https://{language}.wikipedia.org/'
@ -30,13 +31,7 @@ supported_languages_url = 'https://meta.wikimedia.org/wiki/List_of_Wikipedias'
# set language in base_url
def url_lang(lang):
lang = lang.split('-')[0]
if lang not in supported_languages:
language = 'en'
else:
language = lang
return language
return match_language(lang, supported_languages).split('-')[0]
# do search-request

24
searx/engines/yahoo.py
View File

@ -14,6 +14,7 @@
from lxml import html
from searx.engines.xpath import extract_text, extract_url
from searx.url_utils import unquote, urlencode
from searx.utils import match_language
# engine dependent config
categories = ['general']
@ -39,6 +40,8 @@ time_range_dict = {'day': ['1d', 'd'],
'week': ['1w', 'w'],
'month': ['1m', 'm']}
language_aliases = {'zh-CN': 'zh-CHS', 'zh-TW': 'zh-CHT', 'zh-HK': 'zh-CHT'}
# remove yahoo-specific tracking-url
def parse_url(url_string):
@ -70,23 +73,16 @@ def _get_url(query, offset, language, time_range):
lang=language)
def _get_language(params):
if params['language'][:2] == 'zh':
if params['language'] == 'zh' or params['language'] == 'zh-CH':
return 'szh'
else:
return 'tzh'
else:
return params['language'].split('-')[0]
# do search-request
def request(query, params):
if params['time_range'] and params['time_range'] not in time_range_dict:
return params
offset = (params['pageno'] - 1) * 10 + 1
language = _get_language(params)
language = match_language(params['language'], supported_languages, language_aliases)
if language not in language_aliases.values():
language = language.split('-')[0]
language = language.replace('-', '_').lower()
params['url'] = _get_url(query, offset, language, params['time_range'])
@ -145,7 +141,11 @@ def _fetch_supported_languages(resp):
dom = html.fromstring(resp.text)
options = dom.xpath('//div[@id="yschlang"]/span/label/input')
for option in options:
code = option.xpath('./@value')[0][5:].replace('_', '-')
code_parts = option.xpath('./@value')[0][5:].split('_')
if len(code_parts) == 2:
code = code_parts[0] + '-' + code_parts[1].upper()
else:
code = code_parts[0]
supported_languages.append(code)
return supported_languages

7
searx/engines/yahoo_news.py
View File

@ -13,9 +13,12 @@ import re
from datetime import datetime, timedelta
from lxml import html
from searx.engines.xpath import extract_text, extract_url
from searx.engines.yahoo import parse_url, _fetch_supported_languages, supported_languages_url
from searx.engines.yahoo import (
parse_url, _fetch_supported_languages, supported_languages_url, language_aliases
)
from dateutil import parser
from searx.url_utils import urlencode
from searx.utils import match_language
# engine dependent config
categories = ['news']
@ -38,7 +41,7 @@ suggestion_xpath = '//div[contains(@class,"VerALSOTRY")]//a'
def request(query, params):
offset = (params['pageno'] - 1) * 10 + 1
language = params['language'].split('-')[0]
language = match_language(params['language'], supported_languages, language_aliases).split('-')[0]
params['url'] = search_url.format(offset=offset,
query=urlencode({'p': query}),

4
searx/preferences.py
View File

@ -115,10 +115,6 @@ class SearchLanguageSetting(EnumStringSetting):
pass
elif lang in self.choices:
data = lang
elif data == 'nb-NO':
data = 'no-NO'
elif data == 'ar-XA':
data = 'ar-SA'
else:
data = self.value
self.value = data

10
searx/query.py
View File

@ -96,9 +96,13 @@ class RawTextQuery(object):
break
# user may set a valid, yet not selectable language
if not self.languages and VALID_LANGUAGE_CODE.match(lang):
self.languages.append(lang)
parse_next = True
if VALID_LANGUAGE_CODE.match(lang):
lang_parts = lang.split('-')
if len(lang_parts) > 1:
lang = lang_parts[0].lower() + '-' + lang_parts[1].upper()
if lang not in self.languages:
self.languages.append(lang)
parse_next = True
# this force a engine or category
if query_part[0] == '!' or query_part[0] == '?':

4
searx/templates/oscar/preferences.html
View File

@ -187,7 +187,7 @@
</td>
<th>{{ search_engine.name }}</th>
<td class="name">{{ shortcuts[search_engine.name] }}</td>
<td>{{ support_toggle(current_language in search_engine.supported_languages or current_language.split('-')[0] in search_engine.supported_languages) }}</td>
<td>{{ support_toggle(stats[search_engine.name].supports_selected_language) }}</td>
<td>{{ support_toggle(search_engine.safesearch==True) }}</td>
<td>{{ support_toggle(search_engine.time_range_support==True) }}</td>
<td class="{{ 'danger' if stats[search_engine.name]['warn_time'] else '' }}">{{ 'N/A' if stats[search_engine.name].time==None else stats[search_engine.name].time }}</td>
@ -197,7 +197,7 @@
<td class="{{ 'danger' if stats[search_engine.name]['warn_time'] else '' }}">{{ 'N/A' if stats[search_engine.name].time==None else stats[search_engine.name].time }}</td>
<td>{{ support_toggle(search_engine.time_range_support==True) }}</td>
<td>{{ support_toggle(search_engine.safesearch==True) }}</td>
<td>{{ support_toggle(current_language in search_engine.supported_languages or current_language.split('-')[0] in search_engine.supported_languages) }}</td>
<td>{{ support_toggle(stats[search_engine.name].supports_selected_language) }}</td>
<td>{{ shortcuts[search_engine.name] }}</td>
<th>{{ search_engine.name }}</th>
<td class="onoff-checkbox">

61
searx/utils.py
View File

@ -4,6 +4,7 @@ import hmac
import os
import re
from babel.core import get_global
from babel.dates import format_date
from codecs import getincrementalencoder
from imp import load_source
@ -12,6 +13,7 @@ from os.path import splitext, join
from random import choice
import sys
from searx import settings
from searx.version import VERSION_STRING
from searx.languages import language_codes
from searx import settings
@ -322,6 +324,65 @@ def is_valid_lang(lang):
return False
# auxiliary function to match lang_code in lang_list
def _match_language(lang_code, lang_list=[], custom_aliases={}):
# replace language code with a custom alias if necessary
if lang_code in custom_aliases:
lang_code = custom_aliases[lang_code]
if lang_code in lang_list:
return lang_code
# try to get the most likely country for this language
subtags = get_global('likely_subtags').get(lang_code)
if subtags:
subtag_parts = subtags.split('_')
new_code = subtag_parts[0] + '-' + subtag_parts[-1]
if new_code in custom_aliases:
new_code = custom_aliases[new_code]
if new_code in lang_list:
return new_code
# try to get the any supported country for this language
for lc in lang_list:
if lang_code == lc.split('-')[0]:
return lc
return None
# get the language code from lang_list that best matches locale_code
def match_language(locale_code, lang_list=[], custom_aliases={}, fallback='en-US'):
# try to get language from given locale_code
language = _match_language(locale_code, lang_list, custom_aliases)
if language:
return language
locale_parts = locale_code.split('-')
lang_code = locale_parts[0]
# try to get language using an equivalent country code
if len(locale_parts) > 1:
country_alias = get_global('territory_aliases').get(locale_parts[-1])
if country_alias:
language = _match_language(lang_code + '-' + country_alias[0], lang_list, custom_aliases)
if language:
return language
# try to get language using an equivalent language code
alias = get_global('language_aliases').get(lang_code)
if alias:
language = _match_language(alias, lang_list, custom_aliases)
if language:
return language
if lang_code != locale_code:
# try to get language from given language without giving the country
language = _match_language(lang_code, lang_list, custom_aliases)
return language or fallback
def load_module(filename, module_dir):
modname = splitext(filename)[0]
if modname in sys.modules:

22
searx/webapp.py
View File

@ -58,16 +58,16 @@ from searx.engines import (
from searx.utils import (
UnicodeWriter, highlight_content, html_to_text, get_resources_directory,
get_static_files, get_result_templates, get_themes, gen_useragent,
dict_subset, prettify_url
dict_subset, prettify_url, match_language
)
from searx.version import VERSION_STRING
from searx.languages import language_codes
from searx.languages import language_codes as languages
from searx.search import SearchWithPlugins, get_search_query_from_webapp
from searx.query import RawTextQuery
from searx.autocomplete import searx_bang, backends as autocomplete_backends
from searx.plugins import plugins
from searx.plugins.oa_doi_rewrite import get_doi_resolver
from searx.preferences import Preferences, ValidationException
from searx.preferences import Preferences, ValidationException, LANGUAGE_CODES
from searx.answerers import answerers
from searx.url_utils import urlencode, urlparse, urljoin
from searx.utils import new_hmac
@ -133,7 +133,7 @@ if not searx_debug \
babel = Babel(app)
rtl_locales = ['ar', 'arc', 'bcc', 'bqi', 'ckb', 'dv', 'fa', 'glk', 'he',
'ku', 'mzn', 'pnb'', ''ps', 'sd', 'ug', 'ur', 'yi']
'ku', 'mzn', 'pnb', 'ps', 'sd', 'ug', 'ur', 'yi']
# used when translating category names
_category_names = (gettext('files'),
@ -352,9 +352,11 @@ def render(template_name, override_theme=None, **kwargs):
kwargs['safesearch'] = str(request.preferences.get_value('safesearch'))
kwargs['language_codes'] = language_codes
kwargs['language_codes'] = languages
if 'current_language' not in kwargs:
kwargs['current_language'] = request.preferences.get_value('language')
kwargs['current_language'] = match_language(request.preferences.get_value('language'),
LANGUAGE_CODES,
fallback=settings['search']['language'])
# override url_for function in templates
kwargs['url_for'] = url_for_theme
@ -590,7 +592,9 @@ def index():
infoboxes=result_container.infoboxes,
paging=result_container.paging,
unresponsive_engines=result_container.unresponsive_engines,
current_language=search_query.lang,
current_language=match_language(search_query.lang,
LANGUAGE_CODES,
fallback=settings['search']['language']),
base_url=get_base_url(),
theme=get_current_theme_name(),
favicons=global_favicons[themes.index(get_current_theme_name())]
@ -687,6 +691,10 @@ def preferences():
'warn_time': False}
if e.timeout > settings['outgoing']['request_timeout']:
stats[e.name]['warn_timeout'] = True
if match_language(request.preferences.get_value('language'),
getattr(e, 'supported_languages', []),
getattr(e, 'language_aliases', {}), None):
stats[e.name]['supports_selected_language'] = True
# get first element [0], the engine time,
# and then the second element [1] : the time (the first one is the label)

7
tests/unit/engines/test_archlinux.py
View File

@ -19,12 +19,17 @@ class TestArchLinuxEngine(SearxTestCase):
query = 'test_query'
dic = defaultdict(dict)
dic['pageno'] = 1
dic['language'] = 'en_US'
dic['language'] = 'en-US'
params = archlinux.request(query, dic)
self.assertTrue('url' in params)
self.assertTrue(query in params['url'])
self.assertTrue('wiki.archlinux.org' in params['url'])
for lang, name in archlinux.main_langs:
dic['language'] = lang
params = archlinux.request(query, dic)
self.assertTrue(name in params['url'])
for lang, domain in domains.items():
dic['language'] = lang
params = archlinux.request(query, dic)

1
tests/unit/engines/test_bing.py
View File

@ -7,6 +7,7 @@ from searx.testing import SearxTestCase
class TestBingEngine(SearxTestCase):
def test_request(self):
bing.supported_languages = ['en', 'fr', 'zh-CHS', 'zh-CHT', 'pt-PT', 'pt-BR']
query = u'test_query'
dicto = defaultdict(dict)
dicto['pageno'] = 0

1
tests/unit/engines/test_bing_images.py
View File

@ -9,7 +9,6 @@ class TestBingImagesEngine(SearxTestCase):
def test_request(self):
bing_images.supported_languages = ['fr-FR', 'en-US']
query = 'test_query'
dicto = defaultdict(dict)
dicto['pageno'] = 1

3
tests/unit/engines/test_bing_news.py
View File

@ -8,10 +8,11 @@ import lxml
class TestBingNewsEngine(SearxTestCase):
def test_request(self):
bing_news.supported_languages = ['en', 'fr']
query = 'test_query'
dicto = defaultdict(dict)
dicto['pageno'] = 1
dicto['language'] = 'fr_FR'
dicto['language'] = 'fr-FR'
dicto['time_range'] = ''
params = bing_news.request(query, dicto)
self.assertIn('url', params)

1
tests/unit/engines/test_bing_videos.py
View File

@ -9,7 +9,6 @@ class TestBingVideosEngine(SearxTestCase):
def test_request(self):
bing_videos.supported_languages = ['fr-FR', 'en-US']
query = 'test_query'
dicto = defaultdict(dict)
dicto['pageno'] = 1

3
tests/unit/engines/test_dailymotion.py
View File

@ -8,10 +8,11 @@ from searx.testing import SearxTestCase
class TestDailymotionEngine(SearxTestCase):
def test_request(self):
dailymotion.supported_languages = ['en', 'fr']
query = 'test_query'
dicto = defaultdict(dict)
dicto['pageno'] = 0
dicto['language'] = 'fr_FR'
dicto['language'] = 'fr-FR'
params = dailymotion.request(query, dicto)
self.assertTrue('url' in params)
self.assertTrue(query in params['url'])

18
tests/unit/engines/test_duckduckgo.py
View File

@ -1,18 +1,21 @@
# -*- coding: utf-8 -*-
from collections import defaultdict
import mock
from searx.engines import duckduckgo
from searx.engines import load_engine, duckduckgo
from searx.testing import SearxTestCase
class TestDuckduckgoEngine(SearxTestCase):
def test_request(self):
duckduckgo = load_engine({'engine': 'duckduckgo', 'name': 'duckduckgo'})
query = 'test_query'
dicto = defaultdict(dict)
dicto['pageno'] = 1
dicto['language'] = 'de-CH'
dicto['time_range'] = ''
dicto['language'] = 'de-CH'
params = duckduckgo.request(query, dicto)
self.assertIn('url', params)
self.assertIn(query, params['url'])
@ -20,16 +23,19 @@ class TestDuckduckgoEngine(SearxTestCase):
self.assertIn('ch-de', params['url'])
self.assertIn('s=0', params['url'])
# when ddg uses non standard code
# when ddg uses non standard codes
dicto['language'] = 'zh-HK'
params = duckduckgo.request(query, dicto)
self.assertIn('hk-tzh', params['url'])
dicto['language'] = 'en-GB'
params = duckduckgo.request(query, dicto)
self.assertIn('uk-en', params['url'])
# no country given
duckduckgo.supported_languages = ['de-CH', 'en-US']
dicto['language'] = 'de'
dicto['language'] = 'en'
params = duckduckgo.request(query, dicto)
self.assertIn('ch-de', params['url'])
self.assertIn('us-en', params['url'])
def test_no_url_in_request_year_time_range(self):
dicto = defaultdict(dict)

1
tests/unit/engines/test_duckduckgo_definitions.py
View File

@ -18,6 +18,7 @@ class TestDDGDefinitionsEngine(SearxTestCase):
self.assertEqual(result, 'Text in link')
def test_request(self):
duckduckgo_definitions.supported_languages = ['en-US', 'es-ES']
query = 'test_query'
dicto = defaultdict(dict)
dicto['pageno'] = 1

1
tests/unit/engines/test_duckduckgo_images.py
View File

@ -9,7 +9,6 @@ class TestDuckduckgoImagesEngine(SearxTestCase):
def test_request(self):
duckduckgo_images.supported_languages = ['de-CH', 'en-US']
query = 'test_query'
dicto = defaultdict(dict)
dicto['is_test'] = True

7
tests/unit/engines/test_google.py
View File

@ -15,6 +15,8 @@ class TestGoogleEngine(SearxTestCase):
return response
def test_request(self):
google.supported_languages = ['en', 'fr', 'zh-CN']
query = 'test_query'
dicto = defaultdict(dict)
dicto['pageno'] = 1
@ -31,6 +33,11 @@ class TestGoogleEngine(SearxTestCase):
self.assertIn('google.co', params['url'])
self.assertIn('en', params['headers']['Accept-Language'])
dicto['language'] = 'zh'
params = google.request(query, dicto)
self.assertIn('google.com', params['url'])
self.assertIn('zh-CN', params['headers']['Accept-Language'])
def test_response(self):
self.assertRaises(AttributeError, google.response, None)
self.assertRaises(AttributeError, google.response, [])

1
tests/unit/engines/test_google_news.py
View File

@ -9,6 +9,7 @@ from searx.testing import SearxTestCase
class TestGoogleNewsEngine(SearxTestCase):
def test_request(self):
google_news.supported_languages = ['en-US', 'fr-FR']
query = 'test_query'
dicto = defaultdict(dict)
dicto['pageno'] = 1

2
tests/unit/engines/test_qwant.py
View File

@ -7,6 +7,7 @@ from searx.testing import SearxTestCase
class TestQwantEngine(SearxTestCase):
def test_request(self):
qwant.supported_languages = ['en-US', 'fr-CA', 'fr-FR']
query = 'test_query'
dicto = defaultdict(dict)
dicto['pageno'] = 0
@ -26,7 +27,6 @@ class TestQwantEngine(SearxTestCase):
self.assertIn('en_us', params['url'])
self.assertIn('news', params['url'])
qwant.supported_languages = ['en', 'fr-FR', 'fr-CA']
dicto['language'] = 'fr'
params = qwant.request(query, dicto)
self.assertIn('fr_fr', params['url'])

1
tests/unit/engines/test_swisscows.py
View File

@ -7,6 +7,7 @@ from searx.testing import SearxTestCase
class TestSwisscowsEngine(SearxTestCase):
def test_request(self):
swisscows.supported_languages = ['de-AT', 'de-DE']
query = 'test_query'
dicto = defaultdict(dict)
dicto['pageno'] = 1

1
tests/unit/engines/test_wikidata.py
View File

@ -9,6 +9,7 @@ from searx.testing import SearxTestCase
class TestWikidataEngine(SearxTestCase):
def test_request(self):
wikidata.supported_languages = ['en', 'es']
query = 'test_query'
dicto = defaultdict(dict)
dicto['language'] = 'en-US'

17
tests/unit/engines/test_yahoo.py
View File

@ -25,11 +25,12 @@ class TestYahooEngine(SearxTestCase):
self.assertEqual('https://this.is.the.url/', url)
def test_request(self):
yahoo.supported_languages = ['en', 'fr', 'zh-CHT', 'zh-CHS']
query = 'test_query'
dicto = defaultdict(dict)
dicto['pageno'] = 1
dicto['time_range'] = ''
dicto['language'] = 'fr_FR'
dicto['language'] = 'fr-FR'
params = yahoo.request(query, dicto)
self.assertIn('url', params)
self.assertIn(query, params['url'])
@ -39,6 +40,16 @@ class TestYahooEngine(SearxTestCase):
self.assertIn('sB', params['cookies'])
self.assertIn('fr', params['cookies']['sB'])
dicto['language'] = 'zh'
params = yahoo.request(query, dicto)
self.assertIn('zh_chs', params['url'])
self.assertIn('zh_chs', params['cookies']['sB'])
dicto['language'] = 'zh-TW'
params = yahoo.request(query, dicto)
self.assertIn('zh_cht', params['url'])
self.assertIn('zh_cht', params['cookies']['sB'])
def test_no_url_in_request_year_time_range(self):
dicto = defaultdict(dict)
query = 'test_query'
@ -168,5 +179,5 @@ class TestYahooEngine(SearxTestCase):
self.assertEqual(type(languages), list)
self.assertEqual(len(languages), 3)
self.assertIn('ar', languages)
self.assertIn('zh-chs', languages)
self.assertIn('zh-cht', languages)
self.assertIn('zh-CHS', languages)
self.assertIn('zh-CHT', languages)

3
tests/unit/engines/test_yahoo_news.py
View File

@ -9,10 +9,11 @@ from searx.testing import SearxTestCase
class TestYahooNewsEngine(SearxTestCase):
def test_request(self):
yahoo_news.supported_languages = ['en', 'fr']
query = 'test_query'
dicto = defaultdict(dict)
dicto['pageno'] = 1
dicto['language'] = 'fr_FR'
dicto['language'] = 'fr-FR'
params = yahoo_news.request(query, dicto)
self.assertIn('url', params)
self.assertIn(query, params['url'])

25
tests/unit/test_utils.py
View File

@ -65,6 +65,31 @@ class TestUtils(SearxTestCase):
for test_url, expected in data:
self.assertEqual(utils.prettify_url(test_url, max_length=32), expected)
def test_match_language(self):
self.assertEqual(utils.match_language('es', ['es']), 'es')
self.assertEqual(utils.match_language('es', [], fallback='fallback'), 'fallback')
self.assertEqual(utils.match_language('ja', ['jp'], {'ja': 'jp'}), 'jp')
aliases = {'en-GB': 'en-UK', 'he': 'iw'}
# guess country
self.assertEqual(utils.match_language('de-DE', ['de']), 'de')
self.assertEqual(utils.match_language('de', ['de-DE']), 'de-DE')
self.assertEqual(utils.match_language('es-CO', ['es-AR', 'es-ES', 'es-MX']), 'es-ES')
self.assertEqual(utils.match_language('es-CO', ['es-MX']), 'es-MX')
self.assertEqual(utils.match_language('en-UK', ['en-AU', 'en-GB', 'en-US']), 'en-GB')
self.assertEqual(utils.match_language('en-GB', ['en-AU', 'en-UK', 'en-US'], aliases), 'en-UK')
# language aliases
self.assertEqual(utils.match_language('iw', ['he']), 'he')
self.assertEqual(utils.match_language('he', ['iw'], aliases), 'iw')
self.assertEqual(utils.match_language('iw-IL', ['he']), 'he')
self.assertEqual(utils.match_language('he-IL', ['iw'], aliases), 'iw')
self.assertEqual(utils.match_language('iw', ['he-IL']), 'he-IL')
self.assertEqual(utils.match_language('he', ['iw-IL'], aliases), 'iw-IL')
self.assertEqual(utils.match_language('iw-IL', ['he-IL']), 'he-IL')
self.assertEqual(utils.match_language('he-IL', ['iw-IL'], aliases), 'iw-IL')
class TestHTMLTextExtractor(SearxTestCase):

18
utils/fetch_languages.py
View File

@ -19,19 +19,6 @@ from searx.engines import initialize_engines, engines
engines_languages_file = 'engines_languages.json'
languages_file = 'languages.py'
# custom fixes for non standard locale codes
# sl-SL is technically not invalid, but still a mistake
# TODO: move to respective engines
locale_fixes = {
'sl-sl': 'sl-SI',
'ar-xa': 'ar-SA',
'es-xl': 'es-419',
'zh-chs': 'zh-Hans-CN',
'zh-cht': 'zh-Hant-TW',
'tzh-tw': 'zh-Hant-TW',
'tzh-hk': 'zh-Hant-HK'
}
# Fetchs supported languages for each engine and writes json file with those.
def fetch_supported_languages():
@ -76,8 +63,9 @@ def join_language_lists(engines_languages):
for lang_code in engines_languages[engine_name]:
# apply custom fixes if necessary
if lang_code.lower() in locale_fixes:
lang_code = locale_fixes[lang_code.lower()]
if lang_code in getattr(engines[engine_name], 'language_aliases', {}).values():
lang_code = next(lc for lc, alias in engines[engine_name].language_aliases.items()
if lang_code == alias)
locale = get_locale(lang_code)