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Annotation of loncom/interface/lonspeller.pm, revision 1.3

1.1       www         1: # The LearningOnline Network with CAPA
                      2: # Interface routines for Aspell
                      3: #
1.3     ! www         4: # $Id: lonspeller.pm,v 1.2 2004/07/22 19:43:46 www Exp $
1.1       www         5: #
                      6: # Copyright Michigan State University Board of Trustees
                      7: #
                      8: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
                      9: #
                     10: # LON-CAPA is free software; you can redistribute it and/or modify
                     11: # it under the terms of the GNU General Public License as published by
                     12: # the Free Software Foundation; either version 2 of the License, or
                     13: # (at your option) any later version.
                     14: #
                     15: # LON-CAPA is distributed in the hope that it will be useful,
                     16: # but WITHOUT ANY WARRANTY; without even the implied warranty of
                     17: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
                     18: # GNU General Public License for more details.
                     19: #
                     20: # You should have received a copy of the GNU General Public License
                     21: # along with LON-CAPA; if not, write to the Free Software
                     22: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
                     23: #
                     24: # /home/httpd/html/adm/gpl.txt
                     25: #
                     26: # http://www.lon-capa.org/
                     27: #
                     28: ######################################################################
                     29: ######################################################################
                     30: 
                     31: package Apache::lonspeller;
                     32: 
                     33: use Text::Aspell;
                     34: use Apache::lonlocal;
                     35: use strict;
1.2       www        36: my $speller;
1.1       www        37: 
1.2       www        38: sub markeduptext {
                     39:     my $input=shift;
                     40:     my $output='';
                     41:     foreach my $word (split(/\W+/,$input)) {
                     42: 	if ($speller->check($word)) {
                     43: 	    $output.=$word.' ';
                     44: 	} else {
                     45: 	    my $suggestions=join(' ',$speller->suggest($word));
                     46: 	    &Apache::lonnet::logthis($suggestions);
                     47: 	    $suggestions=~s/\'/\\\'/gs;
                     48: 	    if ($suggestions) {
                     49: 		$output.='<a href="javascript:alert('."'".
                     50: 		    $suggestions."');".
                     51: 		    '">';
                     52: 	    }
                     53: 	    $output.='<font color="red">'.$word.'</font>';
                     54: 	    if ($suggestions) { $output.='</a>'; }
                     55: 	    $output.=' ';
                     56: 	}
                     57:     }
                     58:     return $output;
                     59: }
                     60: 
1.3     ! www        61: sub initspeller {
        !            62:     unless (defined($speller)) {
        !            63: 	$speller = Text::Aspell->new;
        !            64: 	$speller->set_option('lang','en_US');
        !            65: 	$speller->set_option('sug-mode','fast');
        !            66:     }
        !            67: }
        !            68: 
        !            69: sub handler {
        !            70:     my $r = shift;
        !            71:     &Apache::loncommon::content_type($r,'text/html');
        !            72:     $r->send_http_header;
        !            73:     return OK if $r->header_only;
        !            74: 
        !            75:     &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'});
        !            76: 
        !            77:     &initspeller();
        !            78:     $r->print('<html><head><title>'.
        !            79: 	      &mt('Spell Checker').
        !            80: 	      '</title></head><body bgcolor="#DDDDDD">'.
        !            81: 	      &markeduptext($ENV{'form.text'}).
        !            82: 	      '</body></html>');
        !            83:     return OK;
        !            84: }
        !            85: 
1.2       www        86: BEGIN {
1.3     ! www        87:     &initspeller();
1.1       www        88: }
                     89: 
                     90: 1;
                     91: 
                     92: __END__