mirror of
https://github.com/searxng/searxng.git
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128 lines
3.8 KiB
Python
128 lines
3.8 KiB
Python
# SPDX-License-Identifier: AGPL-3.0-or-later
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"""This is the implementation of the Google Images engine using the internal
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Google API used by the Google Go Android app.
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This internal API offer results in
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- JSON (``_fmt:json``)
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- Protobuf_ (``_fmt:pb``)
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- Protobuf_ compressed? (``_fmt:pc``)
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- HTML (``_fmt:html``)
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- Protobuf_ encoded in JSON (``_fmt:jspb``).
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.. _Protobuf: https://en.wikipedia.org/wiki/Protocol_Buffers
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"""
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from typing import TYPE_CHECKING
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from urllib.parse import urlencode
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from json import loads
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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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detect_google_sorry,
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)
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if TYPE_CHECKING:
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import logging
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from searx.enginelib.traits import EngineTraits
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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://images.google.com',
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"wikidata_id": 'Q521550',
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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": 'JSON',
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}
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# engine dependent config
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categories = ['images', 'web']
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paging = True
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max_page = 50
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time_range_support = True
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safesearch = True
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send_accept_language_header = True
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filter_mapping = {0: 'images', 1: 'active', 2: 'active'}
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def request(query, params):
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"""Google-Image search request"""
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google_info = get_google_info(params, traits)
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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({'q': query, 'tbm': "isch", **google_info['params'], 'asearch': 'isch'})
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# don't urlencode this because wildly different AND bad results
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# pagination uses Zero-based numbering
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+ f'&async=_fmt:json,p:1,ijn:{params["pageno"] - 1}'
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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 params['safesearch']:
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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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# this ua will allow getting ~50 results instead of 10. #1641
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params['headers']['User-Agent'] = (
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'NSTN/3.60.474802233.release Dalvik/2.1.0 (Linux; U; Android 12;' f' {google_info.get("country", "US")}) gzip'
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)
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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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json_start = resp.text.find('{"ischj":')
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json_data = loads(resp.text[json_start:])
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for item in json_data["ischj"].get("metadata", []):
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result_item = {
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'url': item["result"]["referrer_url"],
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'title': item["result"]["page_title"],
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'content': item["text_in_grid"]["snippet"],
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'source': item["result"]["site_title"],
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'resolution': f'{item["original_image"]["width"]} x {item["original_image"]["height"]}',
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'img_src': item["original_image"]["url"],
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'thumbnail_src': item["thumbnail"]["url"],
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'template': 'images.html',
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}
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author = item["result"].get('iptc', {}).get('creator')
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if author:
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result_item['author'] = ', '.join(author)
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copyright_notice = item["result"].get('iptc', {}).get('copyright_notice')
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if copyright_notice:
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result_item['source'] += ' | ' + copyright_notice
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freshness_date = item["result"].get("freshness_date")
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if freshness_date:
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result_item['source'] += ' | ' + freshness_date
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file_size = item.get('gsa', {}).get('file_size')
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if file_size:
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result_item['source'] += ' (%s)' % file_size
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results.append(result_item)
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return results
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