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bfe_report_numbers.py
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Thu, May 23, 09:42

bfe_report_numbers.py
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# -*- coding: utf-8 -*-
##
## This file is part of Invenio.
## Copyright (C) 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010 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.
"""BibFormat element - Prints report numbers
"""
__revision__ = ""
import cgi
from invenio.urlutils import create_html_link
def format_element(bfo, limit, separator=" ", extension=" etc.", link='yes'):
"""
Prints the report numbers of the record (037__a and 088__a)
@param separator: the separator between report numbers.
@param limit: the max number of report numbers to print
@param extension: a prefix printed when limit param is reached
@param link: if 'yes', display report number with corresponding link when possible
"""
numbers = bfo.fields("037__a")
numbers.extend(bfo.fields("088__a"))
if limit.isdigit():
limit_as_int = int(limit)
if limit_as_int <= len(numbers):
return separator.join(numbers[:limit_as_int]) + extension
return separator.join([build_report_number_link(report_number, \
link == 'yes') \
for report_number in numbers])
def build_report_number_link(report_number, link_p=True):
"""
Build HTML link out of given report number when it make sense (or
is possible) and/or escape report number.
@param report_number: the report number to consider
@param link_p: if True, build link, otherwise just escape
"""
if link_p and report_number.lower().startswith('arxiv:'):
return create_html_link('http://arxiv.org/abs/' + report_number,
urlargd={}, link_label=report_number)
else:
return cgi.escape(report_number)
def escape_values(bfo):
"""
Called by BibFormat in order to check if output of this element
should be escaped.
"""
return 0

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