Use database to pick random artwork
Now we store details of artworks in the local database, we don't need to use the Wikidata query service to pick a random artwork.
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cacafb1d52
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28a03212f5
33
app.py
33
app.py
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@ -213,31 +213,24 @@ def property_query_page(property_id):
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@app.route('/')
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def start():
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return redirect(url_for('browse_page'))
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return random_artwork()
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username = wikidata_oauth.get_username()
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username = None
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return render_template('start.html', username=username)
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@app.route('/next')
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def random_artwork():
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rows = wdqs.run_from_template_with_cache('query/artwork_no_depicts.sparql')
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has_depicts = True
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while has_depicts:
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item_id = wdqs.row_id(random.choice(rows))
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if Item.query.get(item_id):
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continue
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entity = mediawiki.get_entity_with_cache(f'Q{item_id}', refresh=True)
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en_label = wikibase.get_en_label(entity)
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if en_label and en_label.startswith('Page from '):
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# example: Q60467422
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# title: Page from Tales of a Parrot (Tuti-nama): text page
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# this is not a painting
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continue
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has_depicts = 'P180' in entity['claims']
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found = None
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while True:
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q = Item.query.filter_by(is_artwork=True).order_by(func.random()).limit(30)
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for item in q:
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has_depicts = 'P180' in item.entity['claims']
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if has_depicts:
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continue
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found = item
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break
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if found:
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break
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session[f'Q{item_id}'] = 'from redirect'
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return redirect(url_for('item_page', item_id=item_id))
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session[found.qid] = 'from redirect'
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return redirect(url_for('item_page', item_id=found.item_id))
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@app.route('/oauth/start')
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def start_oauth():
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