[mod] bing_videos: use async API & upgrade to data_type: traits_v1

Signed-off-by: Markus Heiser <markus.heiser@darmarit.de>
This commit is contained in:
Markus Heiser 2022-10-17 18:35:24 +02:00
parent d0f465e6fa
commit bc21d28298

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@ -1,16 +1,30 @@
# SPDX-License-Identifier: AGPL-3.0-or-later
# lint: pylint
"""Bing (Videos)
"""Bing-Videos: description see :py:obj:`searx.engines.bing`.
"""
# pylint: disable=invalid-name
from json import loads
from typing import TYPE_CHECKING
import uuid
import json
from urllib.parse import urlencode
from lxml import html
from searx.utils import match_language
from searx.enginelib.traits import EngineTraits
from searx.engines.bing import (
set_bing_cookies,
_fetch_traits,
)
from searx.engines.bing import send_accept_language_header # pylint: disable=unused-import
if TYPE_CHECKING:
import logging
logger: logging.Logger
traits: EngineTraits
about = {
"website": 'https://www.bing.com/videos',
@ -21,65 +35,76 @@ about = {
"results": 'HTML',
}
# engine dependent config
categories = ['videos', 'web']
paging = True
safesearch = True
time_range_support = True
send_accept_language_header = True
number_of_results = 28
base_url = 'https://www.bing.com/'
search_string = (
base_url = 'https://www.bing.com/videos/asyncv2'
"""Bing (Videos) async search URL."""
bing_traits_url = 'https://learn.microsoft.com/en-us/bing/search-apis/bing-video-search/reference/market-codes'
"""Bing (Video) search API description"""
time_map = {
# fmt: off
'videos/search'
'?{query}'
'&count={count}'
'&first={first}'
'&scope=video'
'&FORM=QBLH'
'day': 60 * 24,
'week': 60 * 24 * 7,
'month': 60 * 24 * 31,
'year': 60 * 24 * 365,
# fmt: on
)
time_range_string = '&qft=+filterui:videoage-lt{interval}'
time_range_dict = {'day': '1440', 'week': '10080', 'month': '43200', 'year': '525600'}
# safesearch definitions
safesearch_types = {2: 'STRICT', 1: 'DEMOTE', 0: 'OFF'}
}
# do search-request
def request(query, params):
offset = ((params['pageno'] - 1) * number_of_results) + 1
"""Assemble a Bing-Video request."""
search_path = search_string.format(query=urlencode({'q': query}), count=number_of_results, first=offset)
engine_region = traits.get_region(params['searxng_locale'], 'en-US')
engine_language = traits.get_language(params['searxng_locale'], 'en')
# safesearch cookie
params['cookies']['SRCHHPGUSR'] = 'ADLT=' + safesearch_types.get(params['safesearch'], 'DEMOTE')
SID = uuid.uuid1().hex.upper()
set_bing_cookies(params, engine_language, engine_region, SID)
# language cookie
language = match_language(params['language'], supported_languages, language_aliases).lower()
params['cookies']['_EDGE_S'] = 'mkt=' + language + '&F=1'
# build URL query
#
# example: https://www.bing.com/videos/asyncv2?q=foo&async=content&first=1&count=35
# query and paging
params['url'] = base_url + search_path
query_params = {
# fmt: off
'q': query,
'async' : 'content',
# to simplify the page count lets use the default of 35 images per page
'first' : (int(params.get('pageno', 1)) - 1) * 35 + 1,
'count' : 35,
# fmt: on
}
# time range
if params['time_range'] in time_range_dict:
params['url'] += time_range_string.format(interval=time_range_dict[params['time_range']])
#
# example: one week (10080 minutes) '&qft= filterui:videoage-lt10080' '&form=VRFLTR'
if params['time_range']:
query_params['form'] = 'VRFLTR'
query_params['qft'] = ' filterui:videoage-lt%s' % time_map[params['time_range']]
params['url'] = base_url + '?' + urlencode(query_params)
return params
# get response from search-request
def response(resp):
"""Get response from Bing-Video"""
results = []
dom = html.fromstring(resp.text)
for result in dom.xpath('//div[@class="dg_u"]/div[contains(@class, "mc_vtvc")]'):
metadata = loads(result.xpath('.//div[@class="vrhdata"]/@vrhm')[0])
for result in dom.xpath('//div[@class="dg_u"]//div[contains(@id, "mc_vtvc_video")]'):
metadata = json.loads(result.xpath('.//div[@class="vrhdata"]/@vrhm')[0])
info = ' - '.join(result.xpath('.//div[@class="mc_vtvc_meta_block"]//span/text()')).strip()
content = '{0} - {1}'.format(metadata['du'], info)
thumbnail = '{0}th?id={1}'.format(base_url, metadata['thid'])
thumbnail = result.xpath('.//div[contains(@class, "mc_vtvc_th")]//img/@src')[0]
results.append(
{
'url': metadata['murl'],
@ -95,13 +120,9 @@ def response(resp):
def fetch_traits(engine_traits: EngineTraits):
"""Fetch languages and regions from Bing-Videos."""
# pylint: disable=import-outside-toplevel
from searx.engines.bing import _fetch_traits
url = 'https://learn.microsoft.com/en-us/bing/search-apis/bing-video-search/reference/market-codes'
xpath_market_codes = '//table[1]/tbody/tr/td[3]'
# xpath_country_codes = '//table[2]/tbody/tr/td[2]'
xpath_language_codes = '//table[3]/tbody/tr/td[2]'
_fetch_traits(engine_traits, url, xpath_language_codes, xpath_market_codes)
_fetch_traits(engine_traits, bing_traits_url, xpath_language_codes, xpath_market_codes)