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bibrank_selfcites_searcher.py
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Mon, Jul 14, 14:33

bibrank_selfcites_searcher.py
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# -*- coding: utf-8 -*-
#
# This file is part of Invenio.
# Copyright (C) 2013, 2014, 2015 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.
"""Self-citations searcher
"""
from invenio.dbquery import run_sql
from invenio.intbitset import intbitset
def get_self_cited_by(recid):
sql = "SELECT citer FROM rnkSELFCITEDICT WHERE citee = %s"
return intbitset(run_sql(sql, [recid]))
def get_self_cited_by_list(recids, record_limit=None):
if not recids:
return []
# We don't want to overwrite the input parameter
if record_limit is not None:
limited_recids = recids[:record_limit]
else:
limited_recids = recids
in_sql = ','.join('%s' for dummy in limited_recids)
sql = "SELECT citee, citer FROM rnkSELFCITEDICT WHERE citee IN (%s)"
cites = {}
for citee, citer in run_sql(sql % in_sql, limited_recids):
cites.setdefault(citee, set()).add(citer)
return [(recid, cites.get(recid, set())) for recid in limited_recids]
def get_self_refers_to(recid):
sql = "SELECT citee FROM rnkSELFCITEDICT WHERE citer = %s"
return intbitset(run_sql(sql, [recid]))
def get_self_refers_to_list(recids, record_limit=None):
if not recids:
return []
# We don't want to overwrite the input parameter
if record_limit is not None:
limited_recids = recids[:record_limit]
else:
limited_recids = recids
in_sql = ','.join('%s' for dummy in limited_recids)
sql = "SELECT citer, citee FROM rnkSELFCITEDICT WHERE citer IN (%s)"
refs = {}
for citer, citee in run_sql(sql % in_sql, limited_recids):
refs.setdefault(citer, set()).add(citee)
return [(recid, refs.get(recid, set())) for recid in limited_recids]

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