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"""
Importer for DBLP container-level (journal/conference/series) metadata,
pre-scraped in to JSON from HTML pages.
"""
import sys # noqa: F401
import fatcat_openapi_client
from fatcat_tools.importers.common import EntityImporter
from fatcat_tools.normal import clean_str
class DblpContainerImporter(EntityImporter):
def __init__(self, api, issn_map_file, dblp_container_map_file, dblp_container_map_output, **kwargs):
eg_desc = kwargs.get('editgroup_description',
"Automated import of container-level metadata scraped from dblp HTML")
eg_extra = kwargs.get('editgroup_extra', dict())
eg_extra['agent'] = eg_extra.get('agent', 'fatcat_tools.DblpContainerImporter')
super().__init__(api,
editgroup_description=eg_desc,
editgroup_extra=eg_extra,
**kwargs)
self.dblp_container_map_output = dblp_container_map_output
self.read_dblp_container_map_file(dblp_container_map_file)
self.read_issn_map_file(issn_map_file)
print("\t".join(["dblp_prefix", "container_id"]), file=self.dblp_container_map_output)
def read_dblp_container_map_file(self, dblp_container_map_file) -> None:
self._dblp_container_map = dict()
print("Loading existing dblp prefix container map file...", file=sys.stderr)
for line in dblp_container_map_file:
if line.startswith("dblp_prefix") or len(line) == 0:
continue
(prefix, container_id) = line.split()[0:2]
assert len(container_id) == 26
self._dblp_container_map[prefix] = container_id
print("\t".join([prefix, container_id]), file=self.dblp_container_map_output)
print("Got {} existing dblp container mappings.".format(len(self._dblp_container_map)), file=sys.stderr)
def lookup_dblp_prefix(self, prefix):
if not prefix:
return None
return self._dblp_container_map.get(prefix)
def want(self, raw_record):
return True
def parse_record(self, row):
"""
row is a python dict (parsed from JSON).
returns a ContainerEntity (or None if invalid or couldn't parse)
"""
dblp_prefix = row.get('key') or row.get('dblp_prefix')
assert dblp_prefix
assert row['title']
container_type = None
if dblp_prefix.startswith('conf/'):
container_type = "conference-series"
elif dblp_prefix.startswith('journals/'):
container_type = "journal"
elif dblp_prefix.startswith('series/'):
container_type = "book-series"
issnl = None
for issn in row.get('issns', []):
issnl = self.issn2issnl(issn)
if issnl:
break
extra = {
'dblp': {
'prefix': dblp_prefix,
},
}
if row.get('homepage_url'):
extra['urls'] = [row['homepage_url']]
if row.get('acronym'):
extra['acronym'] = row['acronym']
ce = fatcat_openapi_client.ContainerEntity(
name=clean_str(row['title']),
container_type=container_type,
issnl=issnl,
wikidata_qid=row.get('wikidata_qid'),
extra=extra,
)
return ce
def try_update(self, ce):
dblp_prefix = ce.extra['dblp']['prefix']
existing = None
existing_container_id = self.lookup_dblp_prefix(dblp_prefix)
if existing_container_id:
existing = self.api.get_container(existing_container_id)
if not existing and ce.issnl:
# check if existing by ISSN-L
try:
existing = self.api.lookup_container(issnl=ce.issnl)
except fatcat_openapi_client.rest.ApiException as err:
if err.status != 404:
raise err
if not existing and ce.wikidata_qid:
try:
existing = self.api.lookup_container(wikidata_qid=ce.wikidata_qid)
except fatcat_openapi_client.rest.ApiException as err:
if err.status != 404:
raise err
# TODO: plan to add a fuzzy match check here
if not existing:
return True
if existing:
self.counts['exists'] += 1
print("\t".join([ce.extra['dblp']['prefix'], existing.ident]), file=self.dblp_container_map_output)
return False
# shouldn't get here
raise NotImplementedError()
def insert_batch(self, batch):
"""
Because we want to print a prefix/container_id match for each row, we
require a special batch insert method
"""
eg = self.api.create_container_auto_batch(fatcat_openapi_client.ContainerAutoBatch(
editgroup=fatcat_openapi_client.Editgroup(
description=self.editgroup_description,
extra=self.editgroup_extra),
entity_list=batch))
for c_edit in eg.edits.containers:
c = self.api.get_container(c_edit.ident)
print("\t".join([c.extra['dblp']['prefix'], c.ident]), file=self.dblp_container_map_output)
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