+
+
+def get_wikimedia_data(url):
+ """
+ >>> get_wikimedia_data('https://commons.wikimedia.org/wiki/File:Valdai_IverskyMon_asv2018_img47.jpg')
+ {'title': 'Valdai IverskyMon asv2018 img47', 'author': 'A.Savin', 'source_url': 'https://commons.wikimedia.org/wiki/File:Valdai_IverskyMon_asv2018_img47.jpg', 'download_url': 'https://upload.wikimedia.org/wikipedia/commons/4/43/Valdai_IverskyMon_asv2018_img47.jpg', 'license_url': 'http://artlibre.org/licence/lal/en', 'license_name': 'FAL'}
+
+ """
+ file_name = url.rsplit('/', 1)[-1].rsplit(':', 1)[-1]
+ d = json.loads(URLOpener().open('https://commons.wikimedia.org/w/api.php?action=query&titles=File:{}&prop=imageinfo&iiprop=url|user|extmetadata&iimetadataversion=latest&format=json'.format(file_name)).read().decode('utf-8'))
+ d = list(d['query']['pages'].values())[0]['imageinfo'][0]
+ ext = d['extmetadata']
+
+ meta = {
+ 'title': ext['ObjectName']['value'],
+ 'author': d['user'],
+ 'source_url': d['descriptionurl'],
+ 'download_url': d['url'],
+ 'license_url': ext['LicenseUrl']['value'],
+ 'license_name': ext['LicenseShortName']['value'],
+ }
+
+ return meta
+
+
+def get_mnw_data(url):
+ """
+ >>> get_mnw_data('https://cyfrowe.mnw.art.pl/pl/katalog/794032')
+ {'title': 'Pejzaż z podwójnym świerkiem', 'author': 'nieznany, Altdorfer, Albrecht (ca 1480-1538)', 'source_url': 'https://cyfrowe.mnw.art.pl/pl/katalog/794032', 'download_url': 'https://cyfrowe-cdn.mnw.art.pl/upload/multimedia/49/58/49583b3e9b23e2d25f372fe6021ae220.jpg', 'license_url': 'https://pl.wikipedia.org/wiki/Domena_publiczna', 'license_name': 'DOMENA PUBLICZNA'}
+
+ """
+ nr = url.rsplit('/', 1)[-1]
+ d = list(
+ csv.DictReader(
+ StringIO(
+ URLOpener().open(
+ 'https://cyfrowe-api.mnw.art.pl/api/object/{}/csv'.format(nr)
+ ).read().decode('utf-8')
+ )
+ )
+ )[0]
+
+ authors = []
+ i = 0
+ while f'authors.{i}.name' in d:
+ authors.append(d[f'authors.{i}.name'])
+ i += 1
+
+ license_url = d['copyrights.0.link']
+ license_name = d['copyrights.0.name']
+ if license_name == 'DOMENA PUBLICZNA':
+ license_name = 'domena publiczna'
+ license_url = ''
+
+ return {
+ 'title': d['title'],
+ 'author': ', '.join(authors),
+ 'source_url': url,
+ 'download_url': 'https://cyfrowe-cdn.mnw.art.pl/upload/multimedia/{}.{}'.format(
+ d['image.filePath'],
+ d['image.extension'],
+ ),
+ 'license_url': license_url,
+ 'license_name': license_name,
+ }
+
+
+def get_import_data(url):
+ if re.match(r'(https?://)?(www\.|secure\.)?flickr\.com/', url):
+ return get_flickr_data(url)
+ if re.match(r'(https?://)?(commons|upload)\.wikimedia\.org/', url):
+ return get_wikimedia_data(url)
+ if re.match(r'(https?://)?cyfrowe\.mnw\.art\.pl/', url):
+ return get_mnw_data(url)