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bibedit_dblayer.py
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Fri, Dec 13, 08:39

bibedit_dblayer.py
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## $Id$
##
## This file is part of CDS Invenio.
## Copyright (C) 2002, 2003, 2004, 2005, 2006, 2007, 2008 CERN.
##
## CDS 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.
##
## CDS 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 CDS Invenio; if not, write to the Free Software Foundation, Inc.,
## 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
__revision__ = "$Id$"
from invenio.dbquery import run_sql
def get_name_tag(tag):
""" This function return a textual name of tag """
result = run_sql("SELECT name FROM tag WHERE value='%s'" % tag)
if len(result) != 0:
return result[0][0]
else:
return tag
def get_tag_name(name):
""" This function return a tag from the name of this tag """
result = run_sql("SELECT value FROM tag WHERE name LIKE '%s'" % name)
if len(result) != 0:
return result[0][0]
else:
return name
def split_tag_to_marc(tag, ind1='', ind2='', subcode=''):
""" This function make a marc tag with tag, ind1, ind2 and subcode. """
tag = get_tag_name(tag)
if len(tag) > 3:
tag = tag[:3]
if ind1 == ' ' or ind1 == '':
ind1 = '_'
if ind2 == ' ' or ind2 == '':
ind2 = '_'
if subcode == ' ' or subcode == '':
subcode = '_'
return "%s%s%s%s" % (tag, ind1, ind2, subcode)
def marc_to_split_tag(tag):
""" The inverse of split_tag_to_marc function. """
tag = get_tag_name(tag)
ind1 = ' '
ind2 = ' '
subcode = ''
len_tag = len(tag)
if len_tag > 3:
ind1 = tag[3]
if ind1 == '_' or ind1 == '':
ind1 = ' '
if len_tag > 4:
ind2 = tag[4]
if ind2 == '_' or ind2 == '':
ind2 = ' '
if len_tag > 5:
subcode = tag[5]
tag = tag[:3]
return (tag, ind1, ind2, subcode)

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