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bfe_abstract.py
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Created
Mon, Jul 8, 13:46
Size
4 KB
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text/x-python
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Wed, Jul 10, 13:46 (2 d)
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blob
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18882794
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R3600 invenio-infoscience
bfe_abstract.py
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# -*- coding: utf-8 -*-
##
## $Id$
##
## This file is part of CDS Invenio.
## Copyright (C) 2002, 2003, 2004, 2005, 2006 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.
"""BibFormat element - Prints English and French abstract.
"""
__revision__
=
"$Id$"
import
cgi
from
invenio
import
bibformat_utils
def
format
(
bfo
,
prefix_en
,
prefix_fr
,
suffix_en
,
suffix_fr
,
limit
,
extension_en
=
"[...] "
,
extension_fr
=
"[...] "
,
contextual
=
"no"
,
highlight
=
'no'
,
print_lang
=
'en,fr'
):
""" Prints the abstract of a record in HTML. By default prints English and French versions.
Printed languages can be chosen with the 'print_lang' parameter.
@param prefix_en a prefix for english abstract (printed only if english abstract exists)
@param prefix_fr a prefix for french abstract (printed only if french abstract exists)
@param limit the maximum number of sentences of the abstract to display (for each language)
@param extension_en a text printed after english abstracts longer than parameter 'limit'
@param extension_fr a text printed after french abstracts longer than parameter 'limit'
@param suffix_en a suffix for english abstract(printed only if english abstract exists)
@param suffix_fr a suffix for french abstract(printed only if french abstract exists)
@parmm contextual if 'yes' prints sentences the most relative to user search keyword (if limit < abstract)
@param highlight if 'yes' highlights words from user search keyword
@param print_lang the comma-separated list of languages to print. Now restricted to 'en' and 'fr'
"""
out
=
''
languages
=
print_lang
.
split
(
','
)
abstract_en
=
bfo
.
fields
(
'520__a'
)
abstract_en
.
extend
(
bfo
.
fields
(
'520__b'
))
abstract_en
=
[
cgi
.
escape
(
val
)
for
val
in
abstract_en
]
abstract_en
=
"<br/>"
.
join
(
abstract_en
)
abstract_fr
=
bfo
.
fields
(
'590__a'
)
abstract_fr
.
extend
(
bfo
.
fields
(
'590__b'
))
abstract_fr
=
[
cgi
.
escape
(
val
)
for
val
in
abstract_fr
]
abstract_fr
=
"<br/>"
.
join
(
abstract_fr
)
if
contextual
==
'yes'
and
limit
!=
""
and
\
limit
.
isdigit
()
and
int
(
limit
)
>
0
:
context_en
=
bibformat_utils
.
get_contextual_content
(
abstract_en
,
bfo
.
search_pattern
,
max_lines
=
int
(
limit
))
#FIXME add something like [...] before and after
#contextual sentences when not at beginning/end of abstract
#if not abstract_en.strip().startswith(context_en[0].strip()):
# out += '[...]'
abstract_en
=
"<br/>"
.
join
(
context_en
)
context_fr
=
bibformat_utils
.
get_contextual_content
(
abstract_fr
,
bfo
.
search_pattern
,
max_lines
=
int
(
limit
))
abstract_fr
=
"<br/>"
.
join
(
context_fr
)
if
len
(
abstract_en
)
>
0
and
'en'
in
languages
:
out
+=
prefix_en
if
limit
!=
""
and
limit
.
isdigit
():
print_extension
=
False
s_abstract
=
abstract_en
.
split
(
"."
)
if
int
(
limit
)
<
len
(
s_abstract
):
print_extension
=
True
s_abstract
=
s_abstract
[:
int
(
limit
)]
for
sentence
in
s_abstract
:
out
+=
sentence
+
"."
if
print_extension
:
out
+=
" "
+
extension_en
else
:
out
+=
abstract_en
out
+=
suffix_en
if
len
(
abstract_fr
)
>
0
and
'fr'
in
languages
:
out
+=
prefix_fr
if
limit
!=
""
and
limit
.
isdigit
():
print_extension
=
False
s_abstract
=
abstract_fr
.
split
(
"."
)
if
int
(
limit
)
<
len
(
s_abstract
):
print_extension
=
True
s_abstract
=
s_abstract
[:
int
(
limit
)]
for
sentence
in
s_abstract
:
out
+=
sentence
+
"."
if
print_extension
:
out
+=
" "
+
extension_fr
else
:
out
+=
abstract_fr
out
+=
suffix_fr
if
highlight
==
'yes'
:
out
=
bibformat_utils
.
highlight
(
out
,
bfo
.
search_pattern
)
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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