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import sys
import json
import requests
class FatCatApiClient:
def __init__(self, host_url):
self.host_url = host_url
self.session = requests.Session()
self._issn_map = dict()
def get(self, path, data=None):
headers = {"content-type": "application/json"}
return self.session.get(self.host_url + path, json=data,
headers=headers)
def post(self, path, data=None):
headers = {"content-type": "application/json"}
return self.session.post(self.host_url + path, json=data,
headers=headers)
def new_editgroup(self):
rv = self.post('/v0/editgroup', data=dict(
editor=1))
assert rv.status_code == 200
editgroup_id = rv.json()['id']
return editgroup_id
def accept_editgroup(self, eg):
rv = self.post('/v0/editgroup/{}/accept'.format(eg))
assert rv.status_code == 200
return rv
def lookup_issn(self, issn):
assert len(issn) == 9 and issn[4] == '-'
if issn in self._issn_map:
return self._issn_map[issn]
rv = self.get('/v0/container/lookup', data=dict(issn=issn))
container_id = None
if rv.status_code == 200:
container_id = rv.json()['id']
else:
# only other valid response is a 404; otherwise we had an error
assert rv.status_code == 404
self._issn_map[issn] = container_id
return container_id
def import_crossref_file(self, json_file, create_containers=False, batchsize=100):
eg = self.new_editgroup()
i = 0
with open(json_file, 'r') as file:
for line in file:
if i % batchsize == 0:
sys.stdout.write('\n{}: '.format(i))
if (i+1) % 20 == 0:
sys.stdout.write('.')
i = i + 1
obj = json.loads(line)
if not ("author" in obj and "title" in obj):
continue
try:
self.import_crossref_dict(obj, editgroup=eg,
create_containers=create_containers)
except Exception as e:
print("ERROR: {}".format(e))
if i % batchsize == 0:
self.accept_editgroup(eg)
eg = self.new_editgroup()
if i % batchsize != 0:
self.accept_editgroup(eg)
print("done!")
def import_crossref_dict(self, meta, editgroup=None,
create_containers=False):
# creators
creators = []
for am in meta['author']:
c = dict(name="{} {}".format(am['given'], am['family']),
sortname="{}, {}".format(am['family'], am['given']),
orcid=None)
creators.append(c)
# container
issn = meta.get('ISSN', [None])[0]
container_id = self.lookup_issn(issn)
container = dict(
issn=issn,
name=meta['container-title'][0],
container=container_id,
#sortname=meta['short-container-title'][0])
publisher=meta['publisher'])
if container_id is None and create_containers and issn != None:
rv = self.post('/v0/container', data=dict(
issn=container['issn'],
publisher=container['publisher']))
assert rv.status_code == 200
container_id = rv.json()['id']
print("created container: {}".format(issn))
container['id'] = container_id
self._issn_map[issn] = container_id
# references
refs = []
for i, rm in enumerate(meta.get('reference', [])):
ref = dict(
doi=rm.get("DOI", None),
index=i+1,
# TODO: how to generate a proper stub here from k/v metadata?
stub="| ".join(rm.values()))
refs.append(ref)
# work and release
title = meta['title'][0]
rv = self.post('/v0/work',
data=dict(title=title, editgroup=editgroup)) #work_type="book"
assert rv.status_code == 200
work_id = rv.json()['id']
extra = dict(crossref={
'links': meta.get('link', []),
'subject': meta.get('subject'),
'type': meta['type'],
'alternative-id': meta.get('alternative-id', [])})
rv = self.post('/v0/release', data=dict(
title=title,
work=work_id,
# XXX: creators=creators,
# XXX: refs=refs,
# XXX: container=container_id,
release_type=meta['type'],
doi=meta['DOI'],
date=meta['created']['date-time'],
license=meta.get('license', [dict(URL=None)])[0]['URL'] or None,
issue=meta.get('issue', None),
volume=meta.get('volume', None),
pages=meta.get('page', None),
editgroup=editgroup,
extra=extra))
assert rv.status_code == 200
release_id = rv.json()['id']
def import_issn_file(self, json_file, create_containers=False, batchsize=100):
eg = self.new_editgroup()
i = 0
with open(json_file, 'r') as file:
for line in file:
if i % batchsize == 0:
sys.stdout.write('\n{}: '.format(i))
if (i+1) % 20 == 0:
sys.stdout.write('.')
i = i + 1
obj = json.loads(line)
if not ("author" in obj and "title" in obj):
continue
try:
self.import_crossref_dict(obj, editgroup=eg,
create_containers=create_containers)
except Exception as e:
print("ERROR: {}".format(e))
if i % batchsize == 0:
self.accept_editgroup(eg)
eg = self.new_editgroup()
if i % batchsize != 0:
self.accept_editgroup(eg)
print("done!")
def health(self):
rv = self.get("/health")
assert rv.status_code == 200
return rv.json()
|
