get_number_of_comments.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.

	"""Get number of comments."""


	def get_number_of_comments(recid):
	"""
	Return number of comments for given record.

	:param recid:

	:return: Number of comments
	"""
	from invenio.modules.comments.models import CmtRECORDCOMMENT
	if recid:
	filters = [
	CmtRECORDCOMMENT.id_bibrec == recid,
	CmtRECORDCOMMENT.star_score == 0
	]
	return CmtRECORDCOMMENT.count(*filters)