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Diff for /loncom/homework/externalresponse.pm between versions 1.5 and 1.17

version 1.5, 2005/10/18 13:58:12 version 1.17, 2010/12/20 20:15:55
Line 25 Line 25
 #  #
 # http://www.lon-capa.org/  # http://www.lon-capa.org/
 #  #
 # 1/26 Guy  
   
   
 package Apache::externalresponse;  package Apache::externalresponse;
 use strict;  use strict;
 use HTTP::Request::Common;  use HTTP::Request::Common;
 use Apache::loncapagrade;  use Apache::loncapagrade;
 use Apache::lonnet;  use Apache::lonnet;
   use Apache::lonlocal;
   
 BEGIN {  BEGIN {
     &Apache::lonxml::register('Apache::externalresponse',('externalresponse'));      &Apache::lonxml::register('Apache::externalresponse',('externalresponse'));
 }  }
   
 #FIXME  =pod
 # send of response params and there current values  
 # accept a string to be printed out (Where does it get shown?) (.message)  =head1 FIXME (start_externalresponse)
 # need to get a correct answer from somewhere (probably here since randomized)  
   send of response params and their current values (form good enough? what parameters to send?)
   Need to get returned message displayed
   
   =cut
   
   
 sub start_externalresponse {  sub start_externalresponse {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;      my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
     my $result;      my $result;
     my $id = &Apache::response::start_response($parstack,$safeeval);      my $id = &Apache::response::start_response($parstack,$safeeval);
   
       if ($target eq 'edit') {
     $result .=&Apache::edit::tag_start($target,$token);
    $result .=&Apache::edit::text_arg('URL:','url',$token,60).'<br />';
    $result .=&Apache::edit::text_arg(&mt('Answer:'),'answer',$token);
    $result .=&Apache::edit::text_arg(&mt('Form:'),'form',$token).'<br />';
           $result .=&Apache::edit::text_arg(&mt('Answer display:'),'answerdisplay',$token,80);
    $result .=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
       } elsif ($target eq 'modified') {
    my $constructtag =
       &Apache::edit::get_new_args($token,$parstack,$safeeval,
    'answerdisplay','answer','form','url');
    if ($constructtag) {
       $result = &Apache::edit::rebuild_tag($token);
    }
       } elsif ($target eq 'meta') {
     $result=&Apache::response::meta_package_write('externalresponse');
       }
       
     return $result;      return $result;
 }  }
   
 sub end_externalresponse {  sub end_externalresponse {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;      my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
     my $result;      my $result;
       my $part=$Apache::inputtags::part;
       my $id = $Apache::inputtags::response['-1'];
       my $increment     = 1;
     if ($target eq 'grade') {      if ($target eq 'grade') {
  if ( defined $env{'form.submitted'}) {   if (  &Apache::response::submitted('scantron') ) {
     my $id = $Apache::inputtags::response['-1'];      my $increment=&Apache::response::scored_response($part,$id);
     my $response = $env{'form.HWVAL_'.$id};   } elsif ( &Apache::response::submitted() ) {
       my $response = &Apache::response::getresponse();
     if ( $response =~ /[^\s]/) {      if ( $response =~ /[^\s]/) {
  my $url = &Apache::lonxml::get_param('url',$parstack,$safeeval);   my $url = &Apache::lonxml::get_param('url',$parstack,$safeeval);
  my $answer = &Apache::lonxml::get_param('answer',$parstack,$safeeval);   my $answer = &Apache::lonxml::get_param('answer',$parstack,$safeeval);
Line 66  sub end_externalresponse { Line 98  sub end_externalresponse {
  &Apache::lonhomework::showhash(%form);   &Apache::lonhomework::showhash(%form);
  my $ua = LWP::UserAgent->new;   my $ua = LWP::UserAgent->new;
  my $res = $ua->request(POST $url, \%form);   my $res = $ua->request(POST $url, \%form);
  my $partid = $Apache::inputtags::part;  
  my $id = $Apache::inputtags::response['-1'];  
  my %previous = &Apache::response::check_for_previous($response,   my %previous = &Apache::response::check_for_previous($response,
      $partid,$id);       $part,$id);
  %Apache::loncapagrade::results=();   %Apache::loncapagrade::results=();
  if ($res->{_rc} != '200') {   $Apache::lonhomework::results{"resource.$part.$id.submission"}=$response;
     $Apache::loncapagrade::results{'awardetail'}='ERROR';   if ($res->is_error()) {
       $Apache::loncapagrade::results{'awarddetail'}='ERROR';
  } else {   } else {
     &Apache::lonxml::register('Apache::loncapagrade',('loncapagrade'));      &Apache::lonxml::register('Apache::loncapagrade',
         ('loncapagrade'));
       @Apache::scripttag::parser_env = @_;
     my $result=&Apache::scripttag::xmlparse($res->{_content});      my $result=&Apache::scripttag::xmlparse($res->{_content});
     &Apache::lonxml::debug("Got a result of :$result:");      &Apache::lonxml::debug("Got a result of :$result:");
  }   }
  foreach my $key (%Apache::loncapagrade::results) {   foreach my $key (keys(%Apache::loncapagrade::results)) {
     $Apache::lonhomework::results{"resource.$partid.$id.$key"}=      $Apache::lonhomework::results{"resource.$part.$id.$key"}=
  $Apache::loncapagrade::results{$key};   $Apache::loncapagrade::results{$key};
  }   }
                   $Apache::externalresponse::message=$Apache::loncapagrade::results{'message'};
  &Apache::response::handle_previous(\%previous,   &Apache::response::handle_previous(\%previous,
    $Apache::loncapagrade::results{'awarddetail'});     $Apache::loncapagrade::results{'awarddetail'});
  &Apache::lonxml::debug("response of");   &Apache::lonxml::debug("response of");
  &Apache::lonhomework::showhash(%$res);   &Apache::lonhomework::showhash(%$res);
    &Apache::lonxml::debug("capagrade of");
  &Apache::lonhomework::showhash(%Apache::loncapagrade::results);   &Apache::lonhomework::showhash(%Apache::loncapagrade::results);
    &Apache::lonxml::debug("results of");
    &Apache::lonhomework::showhash(%Apache::lonhomework::results);
     }      }
  }   }
     }      }
     &Apache::response::end_response;      if ($target eq 'web') {
    &Apache::response::setup_prior_tries_hash(\&format_prior_response);
           if (&Apache::response::show_answer()) {
              $result.='<table border="1"><tr><th>'.&mt('Your answer:').'</th><th>'.&mt("Computer's answer information").'</th></tr><tr><td><pre>'.
                       $Apache::lonhomework::history{"resource.$part.$id.submission"}.
                       '</pre></td><td><pre>'.&Apache::lonxml::get_param('answerdisplay',$parstack,$safeeval).
                       '</pre></td></tr></table>';
           }
           if ($Apache::externalresponse::message) {
              $result.='<br /><table><tr><td bgcolor="#FFFFAA">'.$Apache::externalresponse::message.'</td></tr></table><br />';
           }
           $Apache::externalresponse::message='';
       }
   
       if ($target eq 'grade' || $target eq 'web' || $target eq 'answer' ||
    $target eq 'tex' || $target eq 'analyze') {
    &Apache::lonxml::increment_counter($increment, "$part.$id");
   
    if ($target eq 'analyze') {
               $Apache::lonhomework::analyze{"$part.$id.type"} = 'externalresponse';
       &Apache::lonhomework::set_bubble_lines();
    }
       }
       &Apache::response::end_response();
     return $result;      return $result;
 }  }
   
   sub format_prior_response {
       my ($mode,$answer) =@_;
       return '<span class="LC_prior_external">'.
       &HTML::Entities::encode($answer,'"<>&').'</span>';
   }
   
 1;  1;
 __END__  __END__
   
   
   =pod
   
   =head1 NAME
   
   Apache::externalresponse.pm
   
   =head1 SYNOPSIS
   
   Handler to evaluate externally graded responses.
   
   This is part of the LearningOnline Network with CAPA project
   described at http://www.lon-capa.org.
   
   =head1 SUBROUTINES
   
   =over
   
   =item start_externalresponse()
   
   =item end_externalresponse()
   
   =item format_prior_response()
   
   =back
   
   =cut
Removed from v.1.5  
changed lines
  Added in v.1.17

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