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bfe_authority_links.py
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Sun, Jul 28, 13:20

bfe_authority_links.py
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# -*- coding: utf-8 -*-
##
## This file is part of Invenio.
## Copyright (C) 2006, 2007, 2008, 2009, 2010, 2011 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 the control number of an Authority Record.
"""
from invenio.config import CFG_SITE_URL, CFG_SITE_NAME
from invenio.bibauthority_config import \
CFG_BIBAUTHORITY_AUTHORITY_COLLECTION_NAME, \
CFG_BIBAUTHORITY_RECORD_CONTROL_NUMBER_FIELD, \
CFG_BIBAUTHORITY_RECORD_AUTHOR_CONTROL_NUMBER_FIELDS
from invenio.bibauthority_engine import \
get_low_level_recIDs_from_control_no, \
get_dependent_records_for_control_no
from invenio.viafutils import get_wikipedia_link
__revision__ = "$Id$"
def format_element(bfo):
""" Prints the control number of an author authority record in HTML.
By default prints brief version.
@param brief: whether the 'brief' rather than the 'detailed' format
@type brief: 'yes' or 'no'
"""
from invenio.messages import gettext_set_language
_ = gettext_set_language(bfo.lang) # load the right message language
control_nos = [d['a'] for d in bfo.fields('035__') if d['a'] is not None]
control_nos = filter(None, control_nos) # fastest way to remove empty ""s
style = "style='width:auto;height:20px;margin-right:10px'"
links_formatted = []
for control_no in control_nos:
from urllib import quote
image_pattern = "<a href='%(external_article)s'><img %(style)s src='/img/%(image)s'/>%(text)s</a>"
if (control_no.find("|(VIAF)") != -1):
viaf_id = control_no.split("|(VIAF)")[1]
link_to_wikipedia = get_wikipedia_link(viaf_id)
# Wikipedia link with wiki icon
image_element = image_pattern % { "style": style, "text": "Wikipedia link", "image": "wikipedia.png", "external_article": link_to_wikipedia}
links_formatted.append(image_element)
# VIAF link
text_element = "<a href='%(external_article)s' %(style)s>%(text)s</a>" \
% {"style" : "style='width:auto;height:20px;font-size:17px'", "text" : "VIAF cluster link", "external_article": str("http://viaf.org/viaf/"+viaf_id) }
links_formatted.append(text_element)
if (control_no.find("|(DLC)") != -1):
dlc_id = control_no.split("|(DLC)")[1].replace(" ","")
link_to_lccn = "http://lccn.loc.gov/"+ dlc_id
image_element = image_pattern % { "style" : style, "text": "Library of Congress link", "image": "library_of_congress.png", "external_article" : link_to_lccn }
links_formatted.append(image_element)
if links_formatted is not None:
title = "<strong>" + _("Useful link(s)") + "</strong>"
if links_formatted:
content = "<ul><li>" + "</li><li> ".join(links_formatted) + "</li></ul>"
else:
content = "<strong style='color:red'>Missing !</strong>"
return "<p>" + title + ": " + content + "</p>"
else:
return None
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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