1: # The LearningOnline Network with CAPA
2: # caparesponse definition
3:
4: package Apache::caparesponse;
5: use strict;
6: use capa;
7:
8: sub BEGIN {
9: &Apache::lonxml::register('Apache::caparesponse',('caparesponse'));
10: }
11:
12: $Apache::caparesponse::result='';
13: sub start_caparesponse {
14: my $envkey;
15:
16: #foreach $envkey (sort keys %ENV) {
17: # Apache::lonxml::debug("$envkey ---- $ENV{$envkey}<br>");
18: #}
19:
20: #Apache::lonxml::debug("\n<br>\nreal caparesponse<br>\n");
21: }
22:
23: sub end_caparesponse {
24: my ($target,$token,$parstack,$parser,$safeeval,$style)=@_;
25: if ( defined $ENV{'form.'.$ENV{'form.request.prefix'}.'submit'}) {
26: $Apache::caparesponse::result='';
27: $safeeval->share_from('capa',['&caparesponse_capa_check_answer']);
28: my $response = $ENV{'form.'.$ENV{'form.request.prefix'}.'HWVAL'.$Apache::inputtags::curvalue};
29: &Apache::lonxml::debug("submitted a $response<br>\n");
30: &Apache::lonxml::debug($$parstack[$#$parstack] . "\n<br>");
31: my $expression="&caparesponse_check('".$response."','".$$parstack[$#$parstack]."');";
32: my $result = &Apache::run::run($expression,$safeeval);
33:
34: &Apache::lonxml::debug("\n<br>result:$Apache::caparesponse::result:$result<br>\n");
35: } else {
36: #return "The correct answer is ".&Apache::run::run("{$$parstack['-1'];".'return $answer}',$safeeval)."\n";
37: }
38: #Apache::lonxml::debug("\n<br>\nreal end caparesponse<br>\n");
39: return '';
40: }
41:
42: 1;
43: __END__
44:
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