File:
[LON-CAPA] /
loncom /
interface /
lonspeller.pm
Revision
1.17:
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Mon Jul 3 13:40:42 2006 UTC (18 years, 1 month ago) by
raeburn
Branches:
MAIN
CVS tags:
version_2_9_X,
version_2_9_99_0,
version_2_9_1,
version_2_9_0,
version_2_8_X,
version_2_8_99_1,
version_2_8_99_0,
version_2_8_2,
version_2_8_1,
version_2_8_0,
version_2_7_X,
version_2_7_99_1,
version_2_7_99_0,
version_2_7_1,
version_2_7_0,
version_2_6_X,
version_2_6_99_1,
version_2_6_99_0,
version_2_6_3,
version_2_6_2,
version_2_6_1,
version_2_6_0,
version_2_5_X,
version_2_5_99_1,
version_2_5_99_0,
version_2_5_2,
version_2_5_1,
version_2_5_0,
version_2_4_X,
version_2_4_99_0,
version_2_4_2,
version_2_4_1,
version_2_4_0,
version_2_3_X,
version_2_3_99_0,
version_2_3_2,
version_2_3_1,
version_2_3_0,
version_2_2_X,
version_2_2_99_1,
version_2_2_99_0,
version_2_2_2,
version_2_2_1,
version_2_2_0,
version_2_1_99_3,
version_2_1_99_2,
version_2_1_99_1,
version_2_1_99_0,
version_2_12_X,
version_2_11_X,
version_2_11_5_msu,
version_2_11_5,
version_2_11_4_uiuc,
version_2_11_4_msu,
version_2_11_4,
version_2_11_3_uiuc,
version_2_11_3_msu,
version_2_11_3,
version_2_11_2_uiuc,
version_2_11_2_msu,
version_2_11_2_educog,
version_2_11_2,
version_2_11_1,
version_2_11_0_RC3,
version_2_11_0_RC2,
version_2_11_0_RC1,
version_2_11_0,
version_2_10_X,
version_2_10_1,
version_2_10_0_RC2,
version_2_10_0_RC1,
version_2_10_0,
loncapaMITrelate_1,
language_hyphenation_merge,
language_hyphenation,
bz6209-base,
bz6209,
bz5969,
bz2851,
PRINT_INCOMPLETE_base,
PRINT_INCOMPLETE,
HEAD,
GCI_3,
GCI_2,
GCI_1,
BZ5971-printing-apage,
BZ5434-fox,
BZ4492-merge,
BZ4492-feature_horizontal_radioresponse
Removing debug line.
# The LearningOnline Network with CAPA
# Interface routines for Aspell
#
# $Id: lonspeller.pm,v 1.17 2006/07/03 13:40:42 raeburn Exp $
#
# Copyright Michigan State University Board of Trustees
#
# This file is part of the LearningOnline Network with CAPA (LON-CAPA).
#
# LON-CAPA 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.
#
# LON-CAPA 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 LON-CAPA; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#
# /home/httpd/html/adm/gpl.txt
#
# http://www.lon-capa.org/
#
######################################################################
######################################################################
package Apache::lonspeller;
use Apache::Constants qw(:common);
use Text::Aspell;
use Apache::lonlocal;
use Apache::lonnet;
use Apache::lontexconvert();
use HTML::LCParser;
use strict;
my $speller;
my $insidelink;
sub spellcheck_language {
if ($env{'form.lang'}) { return $env{'form.lang'}; }
if (&mt('spellcheck_lang') ne 'spellcheck_lang') {
return &mt('spellcheck_lang');
}
return 'en_US';
}
sub set_language {
my $lang=&spellcheck_language();
$speller->set_option('lang',$lang);
}
{
my $uniq;
sub get_uniq {
return ++$uniq;
}
}
sub textsection {
my $input=shift;
my $output='';
&set_language();
foreach my $word (split(/\b/,$input)) {
if (($word=~/\W/) || ($word=~/^(lt|gt|nbsp|amp)$/i)
|| ($speller->check($word))) {
$output.=$word;
} else {
my $suggestions=join(' ',$speller->suggest($word));
$suggestions = &Apache::loncommon::js_ready($suggestions);
if (($suggestions) && (!$insidelink)) {
my $start_page=
&Apache::loncommon::start_page('Speller Suggestions',undef,
{'only_body' => 1,
'js_ready' => 1,
'bgcolor' => '#FFFFFF'});
my $end_page=
&Apache::loncommon::end_page({'js_ready' => 1,});
my $num = &get_uniq();
my $info ='<h3>'.$word.'</h3>'.$suggestions;
$output .= "<script type=\"text/javascript\">
//<!--
function LONCAPA_lonspeller_$num() {
spellwin=open(".&Apache::lonhtmlcommon::javascript_nothing().",'spellwin','width=140,height=280,resizable=yes,scrollbars=yes,location=no,menubar=no,toolbar=no');
spellwin.".&Apache::lonhtmlcommon::javascript_docopen().";
spellwin.document.writeln('$start_page $info $end_page');
spellwin.document.close();
spellwin.focus();
}
//-->
</script><a href=\"javascript:LONCAPA_lonspeller_$num();void(0);\">";
}
$output.='<font color="red">'.$word.'</font>';
if (($suggestions) && (!$insidelink)) { $output.='</a>'; }
}
}
return $output;
}
sub markeduptext {
my $input=shift;
my $output='';
my $parser=HTML::LCParser->new(\$input);
$insidelink=0;
my $token;
while ($token=$parser->get_token) {
if ($token->[0] eq 'T') {
$output.=&textsection($token->[1]);
} elsif ($token->[0] eq 'S') {
$output.=$token->[4];
foreach my $tag ('m','script') {
if ($token->[1] eq $tag) {
$output.=$parser->get_text('/'.$tag);
}
}
if ($token->[1] eq 'a') {
$insidelink=1;
}
} elsif ($token->[0] eq 'E') {
$output.=$token->[2];
if ($token->[1] eq 'a') {
$insidelink=0;
}
}
}
$insidelink=0;
return $output;
}
sub initspeller {
unless (defined($speller)) {
$speller = Text::Aspell->new;
$speller->set_option('lang','en_US');
}
$insidelink=0;
}
sub handler {
my $r = shift;
&Apache::loncommon::content_type($r,'text/html');
$r->send_http_header;
return OK if $r->header_only;
&Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'});
&initspeller();
my $start_page =
&Apache::loncommon::start_page('Spell Checker',undef,
{'only_body' => 1,
'bgcolor' => '#DDDDDD'});
$r->print($start_page.
&Apache::lontexconvert::msgtexconverted(
&markeduptext($env{'form.text'})).
&Apache::loncommon::end_page());
return OK;
}
BEGIN {
&initspeller();
}
1;
__END__
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