Merge pull request #2544 from mrwormo/congresslibrary

[Engine] Add Library of Congress engine
This commit is contained in:
Alexandre Flament 2021-02-10 10:13:46 +01:00 committed by GitHub
commit 436d366448
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
2 changed files with 73 additions and 0 deletions

68
searx/engines/loc.py Normal file
View file

@ -0,0 +1,68 @@
# SPDX-License-Identifier: AGPL-3.0-or-later
"""
Library of Congress : images from Prints and Photographs Online Catalog
"""
from json import loads
from urllib.parse import urlencode
about = {
"website": 'https://www.loc.gov/pictures/',
"wikidata_id": 'Q131454',
"official_api_documentation": 'https://www.loc.gov/pictures/api',
"use_official_api": True,
"require_api_key": False,
"results": 'JSON',
}
categories = ['images']
paging = True
base_url = 'https://loc.gov/pictures/search/?'
search_string = "&sp={page}&{query}&fo=json"
IMG_SRC_FIXES = {
'https://tile.loc.gov/storage-services/': 'https://tile.loc.gov/storage-services/',
'https://loc.gov/pictures/static/images/': 'https://tile.loc.gov/storage-services/',
'https://www.loc.gov/pictures/cdn/': 'https://tile.loc.gov/storage-services/',
}
def request(query, params):
search_path = search_string.format(
query=urlencode({'q': query}),
page=params['pageno'])
params['url'] = base_url + search_path
return params
def response(resp):
results = []
json_data = loads(resp.text)
for result in json_data['results']:
img_src = result['image']['full']
for url_prefix, url_replace in IMG_SRC_FIXES.items():
if img_src.startswith(url_prefix):
img_src = img_src.replace(url_prefix, url_replace)
break
else:
img_src = result['image']['thumb']
results.append({
'url': result['links']['item'],
'title': result['title'],
'img_src': img_src,
'thumbnail_src': result['image']['thumb'],
'author': result['creator'],
'template': 'images.html'
})
return results

View file

@ -679,6 +679,11 @@ engines:
require_api_key: false
results: HTML
- name : library of congress
engine : loc
shortcut : loc
categories : images
- name : lobste.rs
engine : xpath
search_url : https://lobste.rs/search?utf8=%E2%9C%93&q={query}&what=stories&order=relevance