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Diff for /loncom/homework/hint.pm between versions 1.1 and 1.12

version 1.1, 2000/12/19 23:22:22 version 1.12, 2001/05/31 22:37:11
Line 2  package Apache::hinttags; Line 2  package Apache::hinttags;
   
 use strict;  use strict;
 use Apache::lonnet;  use Apache::lonnet;
   use capa;
   
 sub BEGIN {  sub BEGIN {
   &Apache::lonxml::register('Apache::hinttags',('hintgroup','hintpart'));    &Apache::lonxml::register('Apache::hinttags',('hintgroup','hintpart','numericalhint'));
 }  }
   
 #currently hintgroup has no purpose  
   @Apache::hint::which=();
 sub start_hintgroup {  sub start_hintgroup {
     my ($target,$token,$parstack,$parser,$safeeval,$style)=@_;
     my $skiptoend='0';
     my $result;
     
     if ($target eq 'web') {
       my $id=$Apache::inputtags::part;
       my $numtries=$Apache::lonhomework::history{"resource.$id.tries"};
       if ( $numtries eq '') { $numtries = 0; }
       my $hinttries=&Apache::lonnet::EXT("resource.$id.hinttries");
       if ( $hinttries eq '') { $hinttries = 1; }
       &Apache::lonxml::debug("found :$id:$numtries:$hinttries:");
       if ( $numtries < $hinttries ) {
         $skiptoend='1';
       } else {
         if ($target eq 'web') {$result='<table bgcolor="#dddddd"><tr><td>';}
       }
     }
     if ($skiptoend) {
       &Apache::lonxml::get_all_text("/hintgroup",$$parser[$#$parser]);
     }
     @Apache::hint::which=();
     return $result;
 }  }
   
 sub end_hintgroup {  sub end_hintgroup {
     my ($target,$token,$parstack,$parser,$safeeval,$style)=@_;
     my $result;
   
     if ($target eq 'web') {
       my $id=$Apache::inputtags::part;
       my $numtries=$Apache::lonhomework::history{"resource.$id.tries"};
       if ( $numtries eq '') { $numtries = 0; }
       my $hinttries=&Apache::lonnet::EXT("resource.$id.hinttries");
       if ( $hinttries eq '') { $hinttries = 1; }
       &Apache::lonxml::debug("found :$id:$numtries:$hinttries:");
       if ( $numtries => $hinttries ) {
         if ($target eq 'web') {$result='</td></tr></table>';}
       }
     }
     @Apache::hint::which='';
     return $result;
 }  }
   
   sub start_numericalhint {
     #do everything in end, so intervening <responseparams> work
     return '';
   }
   
   sub end_numericalhint {
     my ($target,$token,$parstack,$parser,$safeeval,$style)=@_;
     my $result;
     if ($target eq 'web') {
       $safeeval->share_from('capa',['&caparesponse_capa_check_answer']);
       my $name= &Apache::lonxml::get_param('name',$parstack,$safeeval);
       my $response = $Apache::lonhomework::history{"resource.$Apache::inputtags::part.$Apache::inputtags::response['-1'].submission"};
       &Apache::lonxml::debug("hintgroup is using $response<br />\n");
       my $expression="&caparesponse_check_list('".$response."','".
         $$parstack[$#$parstack].
    ';my $tol="'.$Apache::inputtags::params{'tol'}.'"'.
    ';my $sig="'.$Apache::inputtags::params{'sig'}.'"'.
     "');";
       $result = &Apache::run::run($expression,$safeeval);
       &Apache::lonxml::debug("$expression:result:$result:$Apache::lonxml::curdepth");
       my ($awards) = split /:/ , $result;
       my ($ad) = &Apache::inputtags::finalizeawards(split /,/ , $awards);
       if ($ad eq 'EXACT_ANS' || $ad eq 'APPROX_ANS') { push (@Apache::hint::which,$name); }
       $result='';
     }
     return $result;
   }
   
   # a part shows if it is on, if no specific parts are on, then default shows
 sub start_hintpart {  sub start_hintpart {
   my ($target,$token,$parstack,$parser,$safeeval,$style)=@_;    my ($target,$token,$parstack,$parser,$safeeval,$style)=@_;
   
   my $show ='0';    my $show ='0';
   if ($target ne 'meta' && $target ne 'grade') {  
     my $args ='';    if ($target eq 'web') {
     if ( $#$parstack > -1 ) { $args=$$parstack[$#$parstack]; }      my $on= &Apache::lonxml::get_param('on',$parstack,$safeeval);
     my $on = &Apache::run::run("{$args;".'return $on}',$safeeval);      &Apache::lonxml::debug("hintpart sees $on and ,$#Apache::hint::which");
     if ( $on eq 'default') {      if ( $on eq 'default' && $#Apache::hint::which == '-1') {
       $show='1';        $show=1;
     } else {      } else {
       my (%results) = &Apache::run::run("{$args; return ".'\%'.$on,$safeeval);        my $which;
       my $key;        foreach $which (@Apache::hint::which) { if ($which eq $on) { $show = 1; last } }
       foreach $key (keys %results) {  
  &Apache::lonxml::debug("Got $key");  
       }  
     }      }
     if (!$show) {      if (!$show) {
       &Apache::lonxml::get_all_text("/problem",$$parser[$#$parser]);        &Apache::lonxml::get_all_text("/hintpart",$$parser[$#$parser]);
     }      }
   } else {    } elsif ($target eq 'grade') {
     &Apache::lonxml::get_all_text("/problem",$$parser[$#$parser]);      &Apache::lonxml::get_all_text("/hintpart",$$parser[$#$parser]);
   }    }
   return '';    return '';
 }  }
   
 sub end_hintpart {  sub end_hintpart {
     return '';
 }  }
   
 1;  1;
Removed from v.1.1  
changed lines
  Added in v.1.12

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