def import_article(journal, article_data, create=True, update=False):
if not article_data or not isinstance(article_data, dict):
raise ValueError("given data to import is empty/invalid")
expected_keys = ['doi', 'volume', 'path', 'article-type', 'manuscript_id']
# data wrangling
try:
kwargs = subdict(article_data, expected_keys)
# JATS XML doesn't contain the manuscript ID. derive it from doi
if 'manuscript_id' not in kwargs and 'doi' in kwargs:
kwargs['manuscript_id'] = doi2msid(kwargs['doi'])
elif 'doi' not in kwargs and 'manuscript_id' in kwargs:
kwargs['doi'] = msid2doi(kwargs['manuscript_id'])
context = {'article': kwargs['doi']}
LOG.info("importing Article", extra=context)
# post process data
kwargs.update({
'journal': journal,
'volume': int(kwargs['volume']),
'type': kwargs['article-type'],
})
delall(kwargs, ['path', 'article-type'])
except KeyError:
raise ValueError("expected keys invalid/not present: %s" % ", ".join(expected_keys))
# attempt to insert
article_key = subdict(kwargs, ['doi', 'version'])
try:
article_obj = models.Article.objects.get(**article_key)
avobj = import_article_version(article_obj, article_data, create, update)
LOG.info("Article exists, updating", extra=context)
for key, val in kwargs.items():
setattr(article_obj, key, val)
article_obj.save()
return article_obj, avobj
except models.Article.DoesNotExist:
# we've been told not to create new articles.
# this is now a legitimate exception
if not create:
raise
article_obj = models.Article(**kwargs)
article_obj.save()
avobj = import_article_version(article_obj, article_data, create, update)
LOG.info("created new Article %s" % article_obj)
return article_obj, avobj
def _doi(self):
return msid2doi(self.manuscript_id)
