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