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import collections
from fatcat_client import ReleaseEntity, ApiClient
def entity_to_json(entity):
"""
Hack to take advantage of the code-generated serialization code
"""
ac = ApiClient()
return ac.sanitize_for_serialization(entity)
def entity_from_json(json_str, entity_type):
"""
Hack to take advantage of the code-generated deserialization code
"""
ac = ApiClient()
thing = collections.namedtuple('Thing', ['data'])
thing.data = json_str
return ac.deserialize(thing, entity_type)
def release_to_elasticsearch(release):
"""
Converts from an entity model/schema to elasticsearch oriented schema.
Returns: dict
Raises exception on error (never returns None)
"""
if release.state != 'active':
raise ValueError("Entity is not 'active'")
# First, the easy ones (direct copy)
t = dict(
ident = release.ident,
revision = release.revision,
title = release.title,
release_type = release.release_type,
release_status = release.release_status,
language = release.language,
doi = release.doi,
pmid = release.pmid,
pmcid = release.pmcid,
isbn13 = release.isbn13,
core_id = release.core_id,
wikidata_qid = release.wikidata_qid
)
if release.release_date:
# .isoformat() results in, eg, '2010-10-22' (YYYY-MM-DD)
t['release_date'] = release.release_date.isoformat()
container = release.container
container_is_kept = False
if container:
t['publisher'] = container.publisher
t['container_name'] = container.name
t['container_issnl'] = container.issnl
container_extra = container.extra
if container_extra:
t['container_is_oa'] = container_extra.get('is_oa')
container_is_kept = container_extra.get('is_kept', False)
t['container_is_longtail_oa'] = container_extra.get('is_longtail_oa')
else:
t['publisher'] = release.publisher
files = release.files or []
t['file_count'] = len(files)
in_wa = False
in_ia = False
t['file_pdf_url'] = None
for f in files:
is_pdf = 'pdf' in (f.mimetype or '')
for url in (f.urls or []):
if url.rel == 'webarchive':
in_wa = True
if '//web.archive.org/' in (url.url or '') or '//archive.org/' in (url.url or ''):
in_ia = True
if is_pdf:
t['file_pdf_url'] = url.url
if not t['file_pdf_url'] and is_pdf:
t['file_pdf_url'] = url.url
t['file_in_webarchive'] = in_wa
t['file_in_ia'] = in_ia
extra = release.extra or dict()
if extra:
t['in_shadow'] = extra.get('in_shadow')
if extra.get('grobid') and extra['grobid'].get('is_longtail_oa'):
t['container_is_longtail_oa'] = True
t['any_abstract'] = bool(release.abstracts)
t['is_kept'] = container_is_kept or extra.get('is_kept', False)
t['ref_count'] = len(release.refs or [])
t['contrib_count'] = len(release.contribs or [])
contrib_names = []
for c in (release.contribs or []):
if c.raw_name:
contrib_names.append(c.raw_name)
t['contrib_names'] = contrib_names
return t
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