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bibauthorid_rabbit.py
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Sat, May 24, 15:43

bibauthorid_rabbit.py
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# -*- coding: utf-8 -*-
##
## This file is part of Invenio.
## Copyright (C) 2011, 2012 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 itertools import cycle, imap, chain, izip
from operator import itemgetter
from invenio.bibtask import task_sleep_now_if_required, write_message, task_update_progress
from invenio import bibauthorid_config as bconfig
from invenio.bibauthorid_comparison import cached_sym
from invenio.bibauthorid_name_utils import compare_names as comp_names
from invenio.bibauthorid_name_utils import split_name_parts
from invenio.bibauthorid_name_utils import create_normalized_name
from invenio.bibauthorid_general_utils import update_status \
, update_status_final
from invenio.bibauthorid_matrix_optimization import maximized_mapping
from invenio.bibauthorid_backinterface import get_all_valid_papers
from invenio.bibauthorid_backinterface import filter_bibrecs_outside
from invenio.bibauthorid_backinterface import get_deleted_papers
from invenio.bibauthorid_backinterface import remove_papers
from invenio.bibauthorid_backinterface import get_author_refs_of_paper
from invenio.bibauthorid_backinterface import get_coauthor_refs_of_paper
from invenio.bibauthorid_backinterface import get_signatures_of_paper
from invenio.bibauthorid_backinterface import modify_signature
from invenio.bibauthorid_backinterface import remove_signatures
from invenio.bibauthorid_backinterface import get_authors_by_name as _find_pids_by_exact_name
from invenio.bibauthorid_backinterface import create_new_author_by_signature as _new_person_from_signature
from invenio.bibauthorid_backinterface import add_signature as _add_signature
from invenio.bibauthorid_backinterface import update_canonical_names_of_authors
from invenio.bibauthorid_backinterface import update_external_ids_of_authors
from invenio.bibauthorid_backinterface import get_name_by_bibref
from invenio.bibauthorid_backinterface import populate_partial_marc_caches
from invenio.bibauthorid_backinterface import destroy_partial_marc_caches
from invenio.bibauthorid_backinterface import get_inspire_id_of_signature
from invenio.bibauthorid_backinterface import get_author_by_external_id
from invenio.bibauthorid_backinterface import get_name_to_authors_mapping
from invenio.bibauthorid_backinterface import get_free_author_id
from invenio.bibauthorid_backinterface import remove_empty_authors
USE_EXT_IDS = bconfig.RABBIT_USE_EXTERNAL_IDS
USE_INSPIREID = bconfig.RABBIT_USE_EXTERNAL_ID_INSPIREID
from datetime import datetime
now = datetime.now
def rabbit(bibrecs, check_invalid_papers=False, personids_to_update_extids=None, verbose=False):
'''
@param bibrecs: an iterable full of bibrecs
@type bibrecs: an iterable of ints
@return: none
'''
logfile = open('/tmp/RABBITLOG-%s' % str(now()).replace(" ", "_"), 'w')
logfile.write("RABBIT %s running on %s \n" % (str(now()), str(bibrecs)))
def logwrite(msg, is_error):
verb = 9
if is_error or verbose:
verb = 1
write_message(msg, verbose=verb)
if bconfig.RABBIT_USE_CACHED_PID:
PID_NAMES_CACHE = get_name_to_authors_mapping()
def find_pids_by_exact_names_cache(name):
try:
return zip(PID_NAMES_CACHE[name])
except KeyError:
return []
def add_signature_using_names_cache(sig, name, pid):
try:
PID_NAMES_CACHE[name].add(pid)
except KeyError:
PID_NAMES_CACHE[name] = set([pid])
_add_signature(sig, name, pid)
def new_person_from_signature_using_names_cache(sig, name):
pid = get_free_author_id()
add_signature_using_names_cache(sig, name, pid)
return pid
add_signature = add_signature_using_names_cache
new_person_from_signature = new_person_from_signature_using_names_cache
find_pids_by_exact_name = find_pids_by_exact_names_cache
else:
add_signature = _add_signature
new_person_from_signature = _new_person_from_signature
find_pids_by_exact_name = _find_pids_by_exact_name
compare_names = cached_sym(lambda x: x)(comp_names)
# fast assign threshold
threshold = 0.80
if not bibrecs or check_invalid_papers:
all_bibrecs = get_all_valid_papers()
if not bibrecs:
bibrecs = all_bibrecs
if check_invalid_papers:
filter_bibrecs_outside(all_bibrecs)
if (bconfig.RABBIT_USE_CACHED_GET_GROUPED_RECORDS and
len(bibrecs) > bconfig.RABBIT_USE_CACHED_GET_GROUPED_RECORDS_THRESHOLD):
populate_partial_marc_caches()
SWAPPED_GET_GROUPED_RECORDS = True
else:
SWAPPED_GET_GROUPED_RECORDS = False
updated_pids = set()
deleted = frozenset(p[0] for p in get_deleted_papers())
for idx, rec in enumerate(bibrecs):
logwrite("\nConsidering %s" % str(rec), False)
if idx%200 == 0:
task_sleep_now_if_required(True)
update_status(float(idx) / len(bibrecs), "%d/%d current: %d" % (idx, len(bibrecs), rec))
task_update_progress("%d/%d current: %d" % (idx, len(bibrecs), rec))
if rec in deleted:
logwrite(" - Record was deleted, removing from pid and continuing with next record", True)
remove_papers([rec])
continue
markrefs = frozenset(chain(izip(cycle([100]), imap(itemgetter(0), get_author_refs_of_paper(rec))),
izip(cycle([700]), imap(itemgetter(0), get_coauthor_refs_of_paper(rec)))))
personid_rows = [map(int, row[:3]) + [row[4]] for row in get_signatures_of_paper(rec)]
personidrefs_names = dict(((row[1], row[2]), row[3]) for row in personid_rows)
personidrefs = frozenset(personidrefs_names.keys())
new_signatures = list(markrefs - personidrefs)
old_signatures = list(personidrefs - markrefs)
new_signatures_names = dict((new, create_normalized_name(split_name_parts(get_name_by_bibref(new))))
for new in new_signatures)
# matrix |new_signatures| X |old_signatures|
matrix = [[compare_names(new_signatures_names[new], personidrefs_names[old])
for old in old_signatures] for new in new_signatures]
logwrite(" - Old signatures: %s" % str(old_signatures), bool(old_signatures))
logwrite(" - New signatures: %s" % str(new_signatures), bool(new_signatures))
logwrite(" - Matrix: %s" % str(matrix), bool(matrix))
# [(new_signatures, old_signatures)]
best_match = [(new_signatures[new], old_signatures[old])
for new, old, score in maximized_mapping(matrix) if score > threshold]
logwrite(" - Best match: %s " % str(best_match), bool(best_match))
for new, old in best_match:
logwrite(" - - Moving signature: %s on %s to %s as %s" % (old, rec, new, new_signatures_names[new]), True)
modify_signature(old, rec, new, new_signatures_names[new])
remove_signatures(tuple(list(old) + [rec]) for old in old_signatures)
not_matched = frozenset(new_signatures) - frozenset(map(itemgetter(0), best_match))
pids_having_rec = set([int(row[0]) for row in get_signatures_of_paper(rec)])
logwrite(" - Not matched: %s" % str(not_matched), bool(not_matched))
if not_matched:
used_pids = set(r[0] for r in personid_rows)
for sig in not_matched:
name = new_signatures_names[sig]
matched_pids = list()
if USE_EXT_IDS:
if USE_INSPIREID:
inspire_id = get_inspire_id_of_signature(sig + (rec,))
if inspire_id:
matched_pids = list(get_author_by_external_id(inspire_id[0]))
if matched_pids and int(matched_pids[0][0]) in pids_having_rec:
matched_pids = list()
if matched_pids:
add_signature(list(sig) + [rec], name, matched_pids[0][0])
updated_pids.add(matched_pids[0][0])
pids_having_rec.add(matched_pids[0][0])
continue
matched_pids = find_pids_by_exact_name(name)
matched_pids = [p for p in matched_pids if int(p[0]) not in used_pids]
if not matched_pids or int(matched_pids[0][0]) in pids_having_rec:
new_pid = new_person_from_signature(list(sig) + [rec], name)
used_pids.add(new_pid)
updated_pids.add(new_pid)
else:
add_signature(list(sig) + [rec], name, matched_pids[0][0])
used_pids.add(matched_pids[0][0])
updated_pids.add(matched_pids[0][0])
pids_having_rec.add(matched_pids[0][0])
logwrite('Finished with %s' % str(rec), False)
update_status_final()
if personids_to_update_extids:
updated_pids |= personids_to_update_extids
if updated_pids: # an empty set will update all canonical_names
update_canonical_names_of_authors(updated_pids)
update_external_ids_of_authors(updated_pids, limit_to_claimed_papers=bconfig.LIMIT_EXTERNAL_IDS_COLLECTION_TO_CLAIMED_PAPERS)
if SWAPPED_GET_GROUPED_RECORDS:
destroy_partial_marc_caches()
remove_empty_authors()

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