69 lines
		
	
	
		
			1.7 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
		
		
			
		
	
	
			69 lines
		
	
	
		
			1.7 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
|  | # 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 |