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bfe_authors.py
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Fri, May 10, 10:52

bfe_authors.py
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# -*- coding: utf-8 -*-
## $Id$
## This file is part of CDS Invenio.
## Copyright (C) 2002, 2003, 2004, 2005 CERN.
##
## The CDSware 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.
##
## The CDSware 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 CDSware; if not, write to the Free Software Foundation, Inc.,
## 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
def format(bfo, limit, separator=' ; ',extension='[...]', print_links="yes", interactive="no", highlight="no"):
"""
Prints the list of authors of a record.
@param limit the maximum number of authors to display
@param separator the separator between authors.
@param extension a text printed if more authors than 'limit' exist
@param print_links if yes, prints the authors as HTML link to their publications
@param interactive if yes, enable user to show/hide authors when there are too many (html + javascript)
@param highlight highlights authors corresponding to search query if set to 'yes'
"""
from urllib import quote
from invenio.config import weburl
from invenio.messages import gettext_set_language
_ = gettext_set_language(bfo.lang) # load the right message language
authors = []
authors_1 = bfo.fields('100__a')
authors_2 = bfo.fields('700__a')
authors_3 = bfo.fields('270__p')
authors.extend(authors_1)
authors.extend(authors_2)
authors.extend(authors_3)
nb_authors = len(authors)
if highlight == 'yes':
from invenio import bibformat_utils
authors = [bibformat_utils.highlight(x, bfo.search_pattern) for x in authors]
if print_links.lower() == "yes":
authors = map(lambda x: '<a href="'+weburl+'/search?f=author&amp;p='+ quote(x) +'">'+x+'</a>', authors)
if limit.isdigit() and nb_authors > int(limit) and interactive != "yes":
return separator.join(authors[:int(limit)]) + extension
elif limit.isdigit() and nb_authors > int(limit) and interactive == "yes":
out = '''
<script>
function toggle_authors_visibility(){
var more = document.getElementById('more');
var link = document.getElementById('link');
var extension = document.getElementById('extension');
if (more.style.display=='none'){
more.style.display = '';
extension.style.display = 'none';
link.innerHTML = "%(show_less)s"
} else {
more.style.display = 'none';
extension.style.display = '';
link.innerHTML = "%(show_more)s"
}
link.style.color = "rgb(204,0,0);"
}
function set_up(){
var extension = document.getElementById('extension');
extension.innerHTML = "%(extension)s";
toggle_authors_visibility();
}
</script>
'''%{'show_less':_("Hide"), 'show_more':_("Show All %i Authors") % nb_authors, 'extension':extension}
out += '<a name="show_hide" />'
out += separator.join(authors[:int(limit)])
out += '<span id="more" style="">'+separator.join(authors[int(limit):])+'</span>'
out += ' <span id="extension"></span>'
out += ' <small><i><a id="link" href="#" onclick="toggle_authors_visibility()" style="color:rgb(204,0,0);"></a></i></small>'
out += '<script>set_up()</script>'
return out
elif nb_authors > 0:
return separator.join(authors)

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