fix: correct "academia" social link in metadata

osf/metadata/osf_gathering.py

@@ -881,12 +881,22 @@ def gather_user_basics(focus):
     if isinstance(focus.dbmodel, osfdb.OSFUser):
         yield (RDF.type, FOAF.Person)  # note: assumes osf user accounts represent people
         yield (FOAF.name, focus.dbmodel.fullname)
-        for social_link in focus.dbmodel.social_links.values():
-            if isinstance(social_link, str):
-                yield (DCTERMS.identifier, social_link)
-            elif isinstance(social_link, list):
-                for link in social_link:
-                    yield (DCTERMS.identifier, link)
+        _social_links = focus.dbmodel.social_links
+        # special cases abound! do these one-by-one (based on OSFUser.SOCIAL_FIELDS)
+        yield (DCTERMS.identifier, _social_links.get('github'))
+        yield (DCTERMS.identifier, _social_links.get('scholar'))
+        yield (DCTERMS.identifier, _social_links.get('linkedIn'))
+        yield (DCTERMS.identifier, _social_links.get('impactStory'))
+        yield (DCTERMS.identifier, _social_links.get('researcherId'))
+        yield (DCTERMS.identifier, _social_links.get('researchGate'))
+        yield (DCTERMS.identifier, _social_links.get('baiduScholar'))
+        yield (DCTERMS.identifier, _social_links.get('ssrn'))
+        for _url in _social_links.get('profileWebsites', ()):
+            yield (DCTERMS.identifier, _url)
+        _academia_institution = _social_links.get('academiaInstitution')
+        _academia_profile_id = _social_links.get('academiaProfileID')
+        if _academia_institution and _academia_profile_id:
+            yield (DCTERMS.identifier, ''.join((_academia_institution, _academia_profile_id)))
         orcid = focus.dbmodel.get_verified_external_id('ORCID', verified_only=True)
         if orcid:
             orcid_iri = ORCID[orcid]