[mod] core.ac.uk: try multiple ways to get url

If the url is not found, using:
* the DOI
* the downloadUrl
* the ARK id
This commit is contained in:
Alexandre Flament 2022-09-24 14:26:07 +02:00 committed by Markus Heiser
parent c76830d8a8
commit 16443d4f4a

View File

@ -41,7 +41,6 @@ def request(query, params):
)
params['url'] = base_url + search_path
logger.debug("query_url --> %s", params['url'])
return params
@ -51,17 +50,39 @@ def response(resp):
for result in json_data['data']:
source = result['_source']
if not source['urls']:
url = None
if source.get('urls'):
url = source['urls'][0].replace('http://', 'https://', 1)
if url is None and source.get('doi'):
# use the DOI reference
url = 'https://doi.org/' + source['doi']
if url is None and source.get('downloadUrl'):
# use the downloadUrl
url = source['downloadUrl']
if url is None and source.get('identifiers'):
# try to find an ark id, see
# https://www.wikidata.org/wiki/Property:P8091
# and https://en.wikipedia.org/wiki/Archival_Resource_Key
arkids = [
identifier[5:] # 5 is the length of "ark:/"
for identifier in source.get('identifiers')
if isinstance(identifier, str) and identifier.startswith('ark:/')
]
if len(arkids) > 0:
url = 'https://n2t.net/' + arkids[0]
if url is None:
continue
time = source['publishedDate'] or source['depositedDate']
if time:
publishedDate = datetime.fromtimestamp(time / 1000)
journals = []
if source['journals']:
for j in source['journals']:
journals.append(j['title'])
# sometimes the 'title' is None / filter None values
journals = [j['title'] for j in (source.get('journals') or []) if j['title']]
publisher = source['publisher']
if publisher:
@ -71,8 +92,8 @@ def response(resp):
{
'template': 'paper.html',
'title': source['title'],
'url': source['urls'][0].replace('http://', 'https://', 1),
'content': source['description'],
'url': url,
'content': source['description'] or '',
# 'comments': '',
'tags': source['topics'],
'publishedDate': publishedDate,