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import sys
import json
import itertools
import fatcat_client
from .common import EntityImporter, clean
class ChoculaImporter(EntityImporter):
"""
Creates or updates container entities based on output of "chocula" script,
which munges/processes journal metadata from several sources, including
fatcat itself.
See guide for details on the many 'extra' fields used here.
"""
def __init__(self, api, **kwargs):
eg_desc = kwargs.get('editgroup_description',
"Automated import of container-level metadata from Chocula tool.")
eg_extra = kwargs.get('editgroup_extra', dict())
eg_extra['agent'] = eg_extra.get('agent', 'fatcat_tools.ChoculaImporter')
super().__init__(api,
editgroup_description=eg_desc,
editgroup_extra=eg_extra,
**kwargs)
def want(self, raw_record):
if not raw_record.get('fatcat_ident') and not raw_record.get('_known_issnl'):
self.counts['skip-unknown-new-issnl'] += 1
return False
if raw_record.get('issnl') and raw_record.get('name'):
return True
return False
def parse_record(self, row):
"""
row is a python dict (parsed from JSON).
returns a ContainerEntity (or None if invalid or couldn't parse)
"""
name = clean(row.get('name'))
if not name:
# Name is required (by schema)
return None
if name.endswith(', Proceedings of the'):
name = "Proceedings of the " + name.split(',')[0]
extra = dict()
for k in ('urls', 'webarchive_urls', 'issne', 'issnp', 'country',
'sherpa_romeo', 'ezb', 'szczepanski', 'doaj', 'languages'):
if row['extra'].get(k):
extra[k] = row['extra'][k]
container_type = None
if 'proceedings' in name.lower():
container_type = 'proceedings'
elif 'journal ' in name.lower():
container_type = 'journal'
ce = fatcat_client.ContainerEntity(
issnl=row['issnl'],
ident=row['ident'],
name=name,
container_type=container_type,
publisher=clean(row.get('publisher')),
wikidata_qid=row.get('wikidata_qid'),
extra=extra)
return ce
def try_update(self, ce):
existing = None
if ce.ident:
try:
existing = self.api.get_container(ce.ident)
except fatcat_client.rest.ApiException as err:
if err.status != 404:
raise err
self.counts['exists-not-found'] += 1
return False
if existing.state != 'active':
self.counts['exists-inactive'] += 1
return False
if not existing:
# check if existing by ISSN-L
try:
existing = self.api.lookup_container(issnl=ce.issnl)
except fatcat_client.rest.ApiException as err:
if err.status != 404:
raise err
if existing:
self.counts['exists-by-issnl'] += 1
return False
# doesn't exist, always create
return True
# decide whether to update
do_update = False
if not existing.extra:
existing.extra = dict()
if set(ce.extra.get('urls', [])) != set(existing.extra.get('urls', [])):
do_update = True
if ce.publisher and not existing.publisher:
do_update = True
if ce.wikidata_qid and not existing.wikidata_qid:
do_update = True
if do_update:
existing.wikidata_qid = ce.wikidata_qid
existing.publisher = ce.publisher
existing.container_type = existing.container_type or ce.container_type
for k in ('urls', 'webarchive_urls', 'issne', 'issnp', 'country',
'sherpa_romeo', 'ezb', 'szczepanski', 'doaj'):
if ce.extra.get(k):
existing.extra[k] = ce.extra[k]
if ce.extra.get('languages'):
if not existing.extra.get('languages'):
existing.extra['languages'] = ce.extra['languages']
elif not ce.extra['languages'][0] in existing.extra['languages']:
existing.extra['languages'].append(ce.extra['languages'][0])
self.api.update_container(self.get_editgroup_id(), existing.ident, existing)
self.counts['update'] += 1
return False
else:
self.counts['skip-update'] += 1
return False
# if we got this far, it's a bug
raise NotImplementedError
def insert_batch(self, batch):
self.api.create_container_auto_batch(fatcat_client.ContainerAutoBatch(
editgroup=fatcat_client.Editgroup(
description=self.editgroup_description,
extra=self.editgroup_extra),
entity_list=batch))
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