1: # The LearningOnline Network with CAPA
2: # external style responses
3: #
4: # $Id: loncapagrade.pm,v 1.5 2008/11/10 13:43:43 jms Exp $
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: # 1/26 Guy
29:
30:
31: =pod
32:
33: =head1 NAME
34:
35: Apache::loncapagrade
36:
37: =head1 SYNOPSIS
38:
39: Handler to evaluate externally graded responses.
40:
41: This is part of the LearningOnline Network with CAPA project
42: described at http://www.lon-capa.org.
43:
44: =head2 notes
45:
46: results of parse end up in here:
47: undef(%Apache::loncapagrade::results);
48:
49: =cut
50:
51: package Apache::loncapagrade;
52: use strict;
53:
54: #Globals
55: # results of parse end up in here
56: undef(%Apache::loncapagrade::results);
57:
58: BEGIN {
59: # &Apache::lonxml::register('Apache::loncapagrade',
60: # ('loncapagrade','awarddetail','message'));
61: }
62:
63: sub start_loncapagrade {
64: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
65: my $result;
66: if ($target eq 'grade') {
67: undef(%Apache::loncapagrade::results);
68: &Apache::lonxml::register('Apache::loncapagrade',
69: ('awarddetail','message'));
70: }
71: return $result;
72: }
73:
74: sub end_loncapagrade {
75: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
76: my $result;
77: if ($target eq 'grade') {
78: &Apache::lonxml::deregister('Apache::loncapagrade',
79: ('loncapagrade','awarddetail','message'));
80: }
81: return $result;
82: }
83:
84: sub start_awarddetail {
85: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
86: my $result;
87: if ($target eq 'grade') { &Apache::lonxml::startredirection(); }
88: return $result;
89: }
90:
91: sub end_awarddetail {
92: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
93: my $result;
94: if ($target eq 'grade') {
95: $Apache::loncapagrade::results{'awarddetail'}=
96: &Apache::lonxml::endredirection();
97: }
98: return $result;
99: }
100:
101: sub start_message {
102: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
103: my $result;
104: if ($target eq 'grade') { &Apache::lonxml::startredirection(); }
105: return $result;
106: }
107:
108: sub end_message {
109: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
110: my $result;
111: if ($target eq 'grade') {
112: $Apache::loncapagrade::results{'message'}=
113: &Apache::lonxml::endredirection();
114: }
115: return $result;
116: }
117:
118: 1;
119: __END__
120:
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