[enh] add engine using API from "The Art Institute of Chicago"

Makefile

@@ -197,6 +197,7 @@ PYLINT_FILES=\
 	searx/engines/google_scholar.py \
 	searx/engines/yahoo_news.py \
 	searx/engines/apkmirror.py \
+	searx/engines/artic.py \
 	searx_extra/update/update_external_bangs.py
 
 test.pylint: pyenvinstall

searx/engines/artic.py

@@ -0,0 +1,67 @@
+# SPDX-License-Identifier: AGPL-3.0-or-later
+"""The Art Institute of Chicago
+
+Explore thousands of artworks from The Art Institute of Chicago.
+
+* https://artic.edu
+
+"""
+
+# pylint: disable=missing-function-docstring
+
+from json import loads
+from urllib.parse import urlencode
+
+from searx import logger
+logger = logger.getChild('APKMirror engine')
+
+about = {
+    "website": 'https://www.artic.edu',
+    "wikidata_id": 'Q239303',
+    "official_api_documentation": 'http://api.artic.edu/docs/',
+    "use_official_api": True,
+    "require_api_key": False,
+    "results": 'JSON',
+}
+
+categories = ['images']
+paging = True
+nb_per_page = 20
+
+search_api = 'https://api.artic.edu/api/v1/artworks/search?'
+image_api = 'https://www.artic.edu/iiif/2/'
+
+def request(query, params):
+
+    args = urlencode({
+        'q' : query,
+        'page' : params['pageno'],
+        'fields' : 'id,title,artist_display,medium_display,image_id,date_display,dimensions,artist_titles',
+        'limit' : nb_per_page,
+        })
+    params['url'] = search_api + args
+
+    logger.debug("query_url --> %s", params['url'])
+    return params
+
+def response(resp):
+
+    results = []
+    json_data = loads(resp.text)
+
+    for result in json_data['data']:
+
+        if not result['image_id']:
+            continue
+
+        results.append({
+            'url': 'https://artic.edu/artworks/%(id)s' % result,
+            'title': result['title'] + " (%(date_display)s) //  %(artist_display)s" % result,
+            'content': result['medium_display'],
+            'author': ', '.join(result['artist_titles']),
+            'img_src': image_api + '/%(image_id)s/full/843,/0/default.jpg' % result,
+            'img_format': result['dimensions'],
+            'template': 'images.html'
+        })
+
+    return results

searx/settings.yml

@@ -185,6 +185,11 @@ engines:
       require_api_key: false
       results: HTML
 
+  - name : artic
+    engine : artic
+    shortcut : arc
+    timeout : 4.0
+
   - name : arxiv
     engine : arxiv
     shortcut : arx