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bfe_title.py
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Sun, May 12, 07:33

bfe_title.py
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"""BibFormat element - Prints titles
"""
import cgi
from invenio import bibformat_utils
from invenio.bibdocfile import BibRecDocs
from invenio.config import CFG_SITE_URL
def add_link_to_fulltext(bfo, text):
"""
Creates a link to fulltext on given text.
"""
documents = BibRecDocs(bfo.recID)
# assert we have some files
if documents and len(documents.bibdocs) == 0:
return text
# check visibility
visible_list = []
for doc in documents.bibdocs:
files = doc.list_latest_files()
if len(files):
#try:
fulltext = files[0]
if fulltext.status in ['', 'PUBLIC']:
visible_list.append(fulltext)
#except IndexError:
# return
# build url
if len(visible_list) == 0:
return text
elif len(visible_list) == 1:
#only one, return a direct url to the last version
return '<a href ="%s">%s</a>' % (visible_list[0].fullurl, text)
else:
return '<a href ="%s/record/%s/files">%s</a>' % (CFG_SITE_URL, bfo.recID, text)
def format_element(bfo, separator=" ", highlight='no', latex_to_html='no', link_to_fulltext='no', punctuation = ''):
"""
Prints the titles of a record.
@param separator: separator between the different titles
@param highlight: highlights the words corresponding to search query if set to 'yes'
@param latex_to_html: if 'yes', interpret as LaTeX title
@param link_to_fulltext: if 'yes', link title to fulltext if available.
@param punctuation: add this char if the title don't already end with one
"""
titles = []
title = bfo.field('245__a')
title_remainder = bfo.field('245__b')
edition_statement = bfo.field('250__a')
title_tome = bfo.field('245__n')
title_part = bfo.field('245__p')
#start with standard number if given
standard_number = bfo.field('740__a')
if len(standard_number) > 0:
standard_number += ' - '
titles.append(standard_number)
if len(title) > 0:
if title_remainder:
title += ': ' + title_remainder
if len(title_tome) > 0:
title += ", " + title_tome
if len(title_part) > 0:
title += ": " + title_part
titles.append( title )
title = bfo.field('246__a')
if len(title) > 0:
titles.append( title )
title = bfo.field('246__b')
if len(title) > 0:
titles.append( title )
title = bfo.field('246_1a')
if len(title) > 0:
titles.append( title )
titles = [cgi.escape(x) for x in titles]
if highlight == 'yes':
titles = [bibformat_utils.highlight(x, bfo.search_pattern) for x in titles]
if len(edition_statement) > 0:
out = separator.join(titles) + "; " + edition_statement
else:
out = separator.join(titles)
if latex_to_html == 'yes':
out = bibformat_utils.latex_to_html(out)
if link_to_fulltext == 'yes':
out = add_link_to_fulltext(bfo, out)
# add a , at the end if not already
if out and punctuation:
if out[-1] not in [',', '.', '!', '?', ';']:
out += punctuation
return out
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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