searxng/searx/engines/google_images.py
Markus Heiser f78f908383 [mod] Google: fetch engine traits (data_type: supported_languages)
Implements a fetch_traits function for the Google 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>
2023-03-24 10:37:42 +01:00

122 lines
3.5 KiB
Python

# SPDX-License-Identifier: AGPL-3.0-or-later
# lint: pylint
"""This is the implementation of the google images engine using the google
internal API used the Google Go Android app.
This internal API offer results in
- JSON (_fmt:json)
- Protobuf (_fmt:pb)
- Protobuf compressed? (_fmt:pc)
- HTML (_fmt:html)
- Protobuf encoded in JSON (_fmt:jspb).
"""
from urllib.parse import urlencode
from json import loads
from searx.engines.google import (
get_lang_info,
time_range_dict,
detect_google_sorry,
)
# pylint: disable=unused-import
from searx.engines.google import supported_languages_url, _fetch_supported_languages, fetch_traits
# pylint: enable=unused-import
# about
about = {
"website": 'https://images.google.com',
"wikidata_id": 'Q521550',
"official_api_documentation": 'https://developers.google.com/custom-search',
"use_official_api": False,
"require_api_key": False,
"results": 'JSON',
}
# engine dependent config
categories = ['images', 'web']
paging = True
use_locale_domain = True
time_range_support = True
safesearch = True
send_accept_language_header = True
filter_mapping = {0: 'images', 1: 'active', 2: 'active'}
def request(query, params):
"""Google-Image search request"""
lang_info = get_lang_info(params, supported_languages, language_aliases, False)
query_url = (
'https://'
+ lang_info['subdomain']
+ '/search'
+ "?"
+ urlencode(
{
'q': query,
'tbm': "isch",
**lang_info['params'],
'ie': "utf8",
'oe': "utf8",
'asearch': 'isch',
'async': '_fmt:json,p:1,ijn:' + str(params['pageno']),
}
)
)
if params['time_range'] in time_range_dict:
query_url += '&' + urlencode({'tbs': 'qdr:' + time_range_dict[params['time_range']]})
if params['safesearch']:
query_url += '&' + urlencode({'safe': filter_mapping[params['safesearch']]})
params['url'] = query_url
params['headers'].update(lang_info['headers'])
params['headers']['User-Agent'] = 'NSTN/3.60.474802233.release Dalvik/2.1.0 (Linux; U; Android 12; US) gzip'
params['headers']['Accept'] = '*/*'
return params
def response(resp):
"""Get response from google's search request"""
results = []
detect_google_sorry(resp)
json_start = resp.text.find('{"ischj":')
json_data = loads(resp.text[json_start:])
for item in json_data["ischj"]["metadata"]:
result_item = {
'url': item["result"]["referrer_url"],
'title': item["result"]["page_title"],
'content': item["text_in_grid"]["snippet"],
'source': item["result"]["site_title"],
'img_format': f'{item["original_image"]["width"]} x {item["original_image"]["height"]}',
'img_src': item["original_image"]["url"],
'thumbnail_src': item["thumbnail"]["url"],
'template': 'images.html',
}
author = item["result"].get('iptc', {}).get('creator')
if author:
result_item['author'] = ', '.join(author)
copyright_notice = item["result"].get('iptc', {}).get('copyright_notice')
if copyright_notice:
result_item['source'] += ' / ' + copyright_notice
file_size = item.get('gsa', {}).get('file_size')
if file_size:
result_item['source'] += ' (%s)' % file_size
results.append(result_item)
return results