Annotation of loncom/homework/optionresponse.pm, revision 1.6

1.1       albertel    1: # The LearningOnline Network with CAPA
                      2: # option list style responses
1.4       albertel    3: # 2/21 Guy
1.1       albertel    4: package Apache::optionresponse;
                      5: use strict;
1.6     ! albertel    6: use Apache::response;
1.1       albertel    7: 
                      8: sub BEGIN {
                      9:   &Apache::lonxml::register('Apache::optionresponse',('optionresponse'));
                     10: }
                     11: 
                     12: sub start_optionresponse {
                     13:   my ($target,$token,$parstack,$parser,$safeeval,$style)=@_;
                     14:   #when in a radiobutton response use these
1.2       albertel   15:   &Apache::lonxml::register('Apache::optionresponse',('foilgroup','foil','conceptgroup'));
1.1       albertel   16:   my $id = &Apache::response::start_response($parstack,$safeeval);
                     17:   return '';
                     18: }
                     19: 
                     20: sub end_optionresponse {
                     21:   &Apache::response::end_response;
                     22:   return '';
                     23: }
                     24: 
                     25: %Apache::response::foilgroup={};
                     26: sub start_foilgroup {
                     27:   %Apache::response::foilgroup={};
1.5       albertel   28:   $Apache::optionresponse::conceptgroup=0;  
1.6     ! albertel   29:   &Apache::response::setrandomnumber();
1.1       albertel   30:   return '';
                     31: }
                     32: 
                     33: sub end_foilgroup {
                     34:   my ($target,$token,$parstack,$parser,$safeeval,$style)=@_;
                     35:   
                     36:   my $result;
                     37:   if ($target ne 'meta') {
                     38:     my $name;
                     39:     my ($count,$max) = &getfoilcounts($parstack,$safeeval);
                     40:     if ($count>$max) { $count=$max } 
                     41:     &Apache::lonxml::debug("Count is $count from $max");
                     42:     my $args ='';
                     43:     if ( $#$parstack > 0 ) { $args=$$parstack['-1']; }
                     44:     my @opt;
                     45:     eval '@opt ='.&Apache::run::run("{$args;".'return $options}',$safeeval);
                     46:     if ($target eq 'web') {
                     47:       $result=&displayfoils($count,@opt);
                     48:     } elsif ( $target eq 'grade') {
                     49:       if ( defined $ENV{'form.submitted'}) {
                     50: 	my @whichopt = &whichfoils($count);
                     51: 	my $temp=1;my $name;
                     52: 	my $allresponse;
                     53: 	my $right=0;
                     54: 	my $wrong=0;
                     55: 	foreach $name (@whichopt) {
                     56: 	  my $response = $ENV{'form.HWVAL_'.$Apache::inputtags::response['-1'].":$temp"};
                     57: 	  $allresponse.="$response:";
                     58: 	  if ( $response =~ /[^\s]/) {
1.3       albertel   59: 	    &Apache::lonxml::debug("submitted a $response<br />\n");
1.1       albertel   60: 	    my $value=$Apache::response::foilgroup{$name.'.value'};
                     61: 	    if ($value eq $response) {$right++;} else {$wrong++;}
                     62: 	  }
                     63: 	  $temp++;
                     64: 	}
                     65: 	my $id = $Apache::inputtags::response['-1'];
                     66: 	$Apache::lonhomework::results{"resource.$Apache::inputtags::part.$id.submission"}=$allresponse;
                     67: 	&Apache::lonxml::debug("Got $right right and $wrong wrong");
                     68: 	if ($wrong==0) {
                     69: 	  $Apache::lonhomework::results{"resource.$Apache::inputtags::part.$id.awarddetail"}='EXACT_ANS';
                     70: 	} else {
                     71: 	  $Apache::lonhomework::results{"resource.$Apache::inputtags::part.$id.awarddetail"}='INCORRECT';
                     72: 	}
                     73:       }
                     74:     }
                     75:   }
                     76:   return $result;
                     77: }
                     78: 
                     79: sub getfoilcounts {
                     80:   my ($parstack,$safeeval)=@_;
                     81:   my $rrargs ='';
                     82:   if ( $#$parstack > 0 ) { $rrargs=$$parstack['-2']; }
                     83:   my $max = &Apache::run::run("{$rrargs;".'return $max}',$safeeval);
                     84:   my $count = $#{ $Apache::response::foilgroup{'names'} };
                     85:   return ($count,$max);
                     86: }
                     87: 
                     88: sub whichfoils {
                     89:   my ($max)=@_;
                     90:   my @names = @{ $Apache::response::foilgroup{'names'} };
                     91:   my @whichopt =();
1.6     ! albertel   92:   while ((($#whichopt) < $max) && ($#names > -1)) {
1.1       albertel   93:     my $aopt=int rand $#names;
1.6     ! albertel   94:     &Apache::lonxml::debug("From $#whichopt $max $#names elms, picking $aopt");
1.1       albertel   95:     $aopt=splice(@names,$aopt,1);
                     96:     &Apache::lonxml::debug("Picked $aopt");
                     97:     push (@whichopt,$aopt);
                     98:   }
                     99:   return @whichopt;
                    100: }
                    101: 
                    102: sub displayfoils {
                    103:   my ($max,@opt)=@_;
                    104:   my @names = @{ $Apache::response::foilgroup{'names'} };
                    105:   my @truelist;
                    106:   my @falselist;
                    107:   my $result;
                    108:   my $name;
                    109:   my @whichopt = &whichfoils($max);
                    110:   my $optionlist="<option></option>\n";
                    111:   my $option;
                    112:   foreach $option (@opt) {
                    113:     $optionlist.="<option>$option</option>\n";
                    114:   }
                    115:   if ($Apache::lonhomework::history{"resource.$Apache::inputtags::part.solved"} =~ /^correct/ ) {
                    116:     foreach $name (@whichopt) {
                    117:       $result.="<br />".$Apache::response::foilgroup{$name.'.value'}.
                    118: 	":".$Apache::response::foilgroup{$name.'.text'}."\n";
                    119:     }
                    120:   } else {
                    121:     my $temp=1;
                    122:     foreach $name (@whichopt) {
                    123:       $result.="<br /><select name=\"HWVAL_$Apache::inputtags::response['-1']:$temp\">"
                    124: 	.$optionlist
                    125: 	  ."</select>\n".$Apache::response::foilgroup{$name.'.text'}."\n";
                    126:       $temp++;
                    127:     }
                    128:   }
                    129:   return $result."<br />";
                    130: }
                    131: 
1.5       albertel  132: 
1.2       albertel  133: sub start_conceptgroup {
1.5       albertel  134:   $Apache::optionresponse::conceptgroup=1;  
                    135:   %Apache::response::conceptgroup={};
                    136:   return '';
1.2       albertel  137: }
                    138: 
                    139: sub end_conceptgroup {
1.5       albertel  140:   my ($target,$token,$parstack,$parser,$safeeval,$style)=@_;
                    141:   $Apache::optionresponse::conceptgroup=0;  
                    142:   if ($target eq 'web' || $target eq 'grade') {
                    143:     my @names = @{ $Apache::response::conceptgroup{'names'} };
                    144:     my $pick=int rand $#names+1;
                    145:     my $name=$names[$pick];
                    146:     push @{ $Apache::response::foilgroup{'names'} }, $name;
                    147:     $Apache::response::foilgroup{"$name.value"} =  $Apache::response::conceptgroup{"$name.value"};
                    148:     $Apache::response::foilgroup{"$name.text"} =  $Apache::response::conceptgroup{"$name.text"};
                    149:     my $args;
                    150:     if ( $#$parstack > -1 ) { $args=$$parstack[$#$parstack]; }
                    151:     my $concept = &Apache::run::run("{$args;".'return $concept}',$safeeval);
                    152:     $Apache::response::foilgroup{"$name.concept"} = $concept;
                    153:     &Apache::lonxml::debug("Selecting $name in $concept");
                    154:   }
                    155:   return '';
1.2       albertel  156: }
                    157: 
1.1       albertel  158: sub start_foil {
1.2       albertel  159:   my ($target,$token,$parstack,$parser,$safeeval,$style)=@_;
1.4       albertel  160:   if ($target eq 'web') { &Apache::lonxml::startredirection; }
1.1       albertel  161:   return '';
                    162: }
                    163: 
                    164: sub end_foil {
                    165:   my ($target,$token,$parstack,$parser,$safeeval,$style)=@_;
1.4       albertel  166:   my $text ='';
                    167:   if ($target eq 'web') { $text=&Apache::lonxml::endredirection; }
1.1       albertel  168:   if ($target eq 'web' || $target eq 'grade') {
                    169:     my $args ='';
                    170:     if ( $#$parstack > -1 ) { $args=$$parstack[$#$parstack]; }
                    171:     my $value = &Apache::run::run("{$args;".'return $value}',$safeeval);
                    172:     if ($value ne 'unused') {
                    173:       my $name = &Apache::run::run("{$args;".'return $name}',$safeeval);
1.5       albertel  174:       if ( $Apache::optionresponse::conceptgroup ) {
                    175: 	push @{ $Apache::response::conceptgroup{'names'} }, $name;
                    176: 	$Apache::response::conceptgroup{"$name.value"} = $value;
                    177: 	$Apache::response::conceptgroup{"$name.text"} = $text;	
                    178:       } else {
                    179: 	push @{ $Apache::response::foilgroup{'names'} }, $name;
                    180: 	$Apache::response::foilgroup{"$name.value"} = $value;
                    181: 	$Apache::response::foilgroup{"$name.text"} = $text;
                    182:       }
1.2       albertel  183:     }
1.6     ! albertel  184:   }
        !           185:   if ($target eq 'edit') {
        !           186:     my $args ='';
        !           187:     if ( $#$parstack > 1 ) { $args=$$parstack['-2']; }
        !           188:     my $options=&Apache::run::run("{$args;".'return $options}',$safeeval);
        !           189:     if (!$options && $#$parstack > 2 ) { $args=$$parstack['-2']; }
        !           190:     my @opt;
        !           191:     #eval '@opt ='.
1.1       albertel  192:   }
                    193:   return '';
                    194: }
                    195: 
                    196: 1;
                    197: __END__
                    198:  

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