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https://github.com/searxng/searxng.git
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153 lines
4.1 KiB
Python
153 lines
4.1 KiB
Python
# SPDX-License-Identifier: AGPL-3.0-or-later
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"""This is the implementation of the Google Videos engine.
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.. admonition:: Content-Security-Policy (CSP)
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This engine needs to allow images from the `data URLs`_ (prefixed with the
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``data:`` scheme)::
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Header set Content-Security-Policy "img-src 'self' data: ;"
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.. _data URLs:
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https://developer.mozilla.org/en-US/docs/Web/HTTP/Basics_of_HTTP/Data_URIs
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"""
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from __future__ import annotations
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from typing import TYPE_CHECKING
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from urllib.parse import urlencode
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from lxml import html
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from searx.utils import (
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eval_xpath,
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eval_xpath_list,
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eval_xpath_getindex,
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extract_text,
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)
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from searx.engines.google import fetch_traits # pylint: disable=unused-import
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from searx.engines.google import (
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get_google_info,
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time_range_dict,
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filter_mapping,
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suggestion_xpath,
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detect_google_sorry,
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ui_async,
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parse_data_images,
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)
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from searx.enginelib.traits import EngineTraits
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from searx.utils import get_embeded_stream_url
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if TYPE_CHECKING:
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import logging
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logger: logging.Logger
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traits: EngineTraits
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# about
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about = {
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"website": 'https://www.google.com',
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"wikidata_id": 'Q219885',
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"official_api_documentation": 'https://developers.google.com/custom-search',
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"use_official_api": False,
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"require_api_key": False,
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"results": 'HTML',
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}
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# engine dependent config
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categories = ['videos', 'web']
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paging = True
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max_page = 50
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"""`Google: max 50 pages`
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.. _Google: max 50 pages: https://github.com/searxng/searxng/issues/2982
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"""
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language_support = True
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time_range_support = True
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safesearch = True
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def request(query, params):
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"""Google-Video search request"""
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google_info = get_google_info(params, traits)
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start = (params['pageno'] - 1) * 10
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query_url = (
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'https://'
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+ google_info['subdomain']
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+ '/search'
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+ "?"
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+ urlencode(
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{
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'q': query,
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'tbm': "vid",
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'start': 10 * params['pageno'],
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**google_info['params'],
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'asearch': 'arc',
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'async': ui_async(start),
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}
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)
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)
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if params['time_range'] in time_range_dict:
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query_url += '&' + urlencode({'tbs': 'qdr:' + time_range_dict[params['time_range']]})
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if 'safesearch' in params:
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query_url += '&' + urlencode({'safe': filter_mapping[params['safesearch']]})
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params['url'] = query_url
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params['cookies'] = google_info['cookies']
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params['headers'].update(google_info['headers'])
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return params
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def response(resp):
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"""Get response from google's search request"""
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results = []
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detect_google_sorry(resp)
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data_image_map = parse_data_images(resp.text)
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# convert the text to dom
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dom = html.fromstring(resp.text)
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# parse results
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for result in eval_xpath_list(dom, '//div[contains(@class, "g ")]'):
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thumbnail = eval_xpath_getindex(result, './/img/@src', 0, None)
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if thumbnail:
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if thumbnail.startswith('data:image'):
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img_id = eval_xpath_getindex(result, './/img/@id', 0, None)
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if img_id:
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thumbnail = data_image_map.get(img_id)
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else:
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thumbnail = None
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title = extract_text(eval_xpath_getindex(result, './/a/h3[1]', 0))
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url = eval_xpath_getindex(result, './/a/h3[1]/../@href', 0)
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c_node = eval_xpath_getindex(result, './/div[contains(@class, "ITZIwc")]', 0)
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content = extract_text(c_node)
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pub_info = extract_text(eval_xpath(result, './/div[contains(@class, "gqF9jc")]'))
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results.append(
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{
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'url': url,
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'title': title,
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'content': content,
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'author': pub_info,
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'thumbnail': thumbnail,
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'iframe_src': get_embeded_stream_url(url),
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'template': 'videos.html',
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}
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)
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# parse suggestion
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for suggestion in eval_xpath_list(dom, suggestion_xpath):
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# append suggestion
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results.append({'suggestion': extract_text(suggestion)})
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return results
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