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doi.py
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Sat, Dec 21, 08:25

doi.py
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# -*- coding: utf-8 -*-
#
# This file is part of Invenio.
# Copyright (C) 2013 CERN.
#
# Invenio is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 2 of the
# License, or (at your option) any later version.
#
# Invenio is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Invenio; if not, write to the Free Software Foundation, Inc.,
# 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
""" Bibcheck plugin add the DOIs (from crossref) """
from invenio.legacy.bibrecord import record_add_field
from invenio.utils.crossref import get_doi_for_records
from invenio.bibupload import find_record_from_doi
def check_records(records, doi_field="0247_a", extra_subfields=(("2", "DOI"), ("9", "bibcheck"))):
"""
Find the DOI for the records using crossref and add it to the specified
field.
This plugin won't ask for the DOI if it's already set.
"""
records_to_check = {}
for record in records:
has_doi = False
for position, value in record.iterfield("0247_2"):
if value.lower() == "doi":
has_doi = True
break
if not has_doi:
records_to_check[record.record_id] = record
dois = get_doi_for_records(records_to_check.values())
for record_id, doi in dois.iteritems():
record = records_to_check[record_id]
dup_doi_recid = find_record_from_doi(doi)
if dup_doi_recid:
record.warn("DOI %s to be added to record %s already exists in record/s %s" % (doi, record_id, dup_doi_recid))
continue
subfields = [(doi_field[5], doi.encode("utf-8"))] + map(tuple, extra_subfields)
record_add_field(record, tag=doi_field[:3], ind1=doi_field[3],
ind2=doi_field[4], subfields=subfields)
record.set_amended("Added DOI in field %s" % doi_field)

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