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linker.py
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linker.py
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# -*- coding: utf-8 -*-
#
# This file is part of Invenio.
# Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2014 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.
from invenio.legacy.bibrank.citation_indexer import \
get_recids_matching_query as bibrank_search, \
standardize_report_number
from invenio.modules.indexer.tokenizers.BibIndexJournalTokenizer import \
CFG_JOURNAL_PUBINFO_STANDARD_FORM
from invenio.legacy.bibrank.tag_based_indexer import load_config
from invenio.legacy.search_engine import get_collection_reclist, get_fieldvalues
from intbitset import intbitset
def config_cache(cache={}):
if 'config' not in cache:
cache['config'] = load_config('citation')
return cache['config']
def get_recids_matching_query(p, f, m='e'):
"""Return list of recIDs matching query for pattern and field."""
config = config_cache()
recids = bibrank_search(p=p, f=f, config=config, m=m)
return list(recids)
def format_journal(format_string, mappings):
"""format the publ infostring according to the format"""
def replace(char, data):
return data.get(char, char)
for c in mappings.keys():
format_string = format_string.replace(c, replace(c, mappings))
return format_string
def find_journal(citation_element):
tags_values = {
'773__p': citation_element['title'],
'773__v': citation_element['volume'],
'773__c': citation_element['page'],
'773__y': citation_element['year'],
}
journal_string = format_journal(
CFG_JOURNAL_PUBINFO_STANDARD_FORM, tags_values)
return get_recids_matching_query(journal_string, 'journal')
def find_reportnumber(citation_element):
reportnumber = standardize_report_number(citation_element['report_num'])
return get_recids_matching_query(reportnumber, 'reportnumber')
def find_doi(citation_element):
doi_string = citation_element['doi_string']
return get_recids_matching_query(doi_string, 'doi')
def find_referenced_recid(citation_element):
el_type = citation_element['type']
if el_type in FINDERS:
return FINDERS[el_type](citation_element)
return []
def find_book(citation_element):
books_recids = get_collection_reclist('Books')
search_string = citation_element['title']
recids = intbitset(get_recids_matching_query(search_string, 'title'))
recids &= books_recids
if len(recids) == 1:
return recids
if 'year' in citation_element:
for recid in recids:
year_tags = get_fieldvalues(recid, '269__c')
for tag in year_tags:
if tag == citation_element['year']:
return [recid]
return []
def find_isbn(citation_element):
books_recids = get_collection_reclist('Books')
recids = intbitset(get_recids_matching_query(citation_element['ISBN'], 'isbn'))
return list(recids & books_recids)
FINDERS = {
'JOURNAL': find_journal,
'REPORTNUMBER': find_reportnumber,
'DOI': find_doi,
'BOOK': find_book,
'ISBN': find_isbn,
}

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