--- loncom/homework/optionresponse.pm	2001/02/22 00:49:03	1.4
+++ loncom/homework/optionresponse.pm	2001/06/16 18:35:27	1.15
@@ -3,54 +3,121 @@
 # 2/21 Guy
 package Apache::optionresponse;
 use strict;
+use Apache::response;
 
 sub BEGIN {
   &Apache::lonxml::register('Apache::optionresponse',('optionresponse'));
 }
 
 sub start_optionresponse {
-  my ($target,$token,$parstack,$parser,$safeeval,$style)=@_;
+  my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
+  my $result='';
   #when in a radiobutton response use these
   &Apache::lonxml::register('Apache::optionresponse',('foilgroup','foil','conceptgroup'));
+  push (@Apache::lonxml::namespace,'optionresponse');
   my $id = &Apache::response::start_response($parstack,$safeeval);
-  return '';
+  if ($target eq 'edit') {
+    $result.=&Apache::edit::start_table($token)."<tr><td>Multiple Option Response Question</td>
+<td>Delete:".
+  &Apache::edit::deletelist($target,$token)
+."</td></tr><tr><td colspan=\"3\">\n";
+  }
+
+  return $result;
 }
 
 sub end_optionresponse {
+  my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
   &Apache::response::end_response;
-  return '';
+  pop @Apache::lonxml::namespace;
+  my $result;
+  if ($target eq 'edit') { $result=&Apache::edit::end_table(); }
+  return $result;
+}
+
+sub insert_optionresponse {
+  return '
+<optionresponse max="10">
+    <foilgroup options=\"\">
+    </foilgroup>
+</optionresponse>';
 }
 
 %Apache::response::foilgroup={};
 sub start_foilgroup {
-  %Apache::response::foilgroup={};
-  return '';
-}
+  my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
 
-sub setrandomnumber {
-  my $rndseed=&Apache::lonnet::rndseed();
-  $rndseed=unpack("%32i",$rndseed);
-  $rndseed=$rndseed
-    +&Apache::lonnet::numval($Apache::inputtags::part)
-      +&Apache::lonnet::numval($Apache::inputtags::response['-1']);
-  srand($rndseed);
-  return '';
+  my $result='';
+  %Apache::response::foilgroup={};
+  $Apache::optionresponse::conceptgroup=0;
+  &Apache::response::setrandomnumber();
+  if ($target eq 'edit') {
+    my $optionlist="<option></option>\n";
+    my $option;
+    my @opt;
+    eval '@opt ='. &Apache::lonxml::get_param('options',$parstack,$safeeval);
+    my $count=0;
+    foreach $option (@opt) {
+      $optionlist.="<option value=\"$count\">$option</option>\n";
+    }
+    my $insertlist=&Apache::edit::insertlist($target,$token);
+    $result.=&Apache::edit::start_table($token);
+    $result.= (<<ENDTABLE);
+      <tr><td>Select Options</td>
+        <td>
+	  Add new Option: <input type="text" name="$Apache::lonxml::curdepth.options" />
+        </td>
+        <td>Delete an Option:
+	  <select name="$Apache::lonxml::curdepth.deleteopt">$optionlist</select>
+        </td>
+     </tr>
+     <tr><td colspan="3">$insertlist<br />
+ENDTABLE
+  }
+  if ($target eq 'modified') {
+    my @options;
+    my $optchanged=0;
+    eval '@options ='.&Apache::lonxml::get_param('options',$parstack,$safeeval);
+    if ($ENV{"form.$Apache::lonxml::curdepth.deleteopt"}) {
+      my $delopt=$ENV{"form.$Apache::lonxml::curdepth.deleteopt"};
+      splice(@options,$delopt,1);
+      $optchanged=1;
+    }
+    if ($ENV{"form.$Apache::lonxml::curdepth.options"}) {
+      my $newopt = $ENV{"form.$Apache::lonxml::curdepth.options"};
+      if ($options[0]) {
+	push(@options,$newopt);
+      } else {
+	$options[0]=$newopt;
+      }
+      $optchanged=1;
+    }
+    if ($optchanged) {
+      $result = "<foilgroup options=\"(";
+      foreach my $option (@options) {
+	$option=~s/\'/\\\'/;
+	&Apache::lonxml::debug("adding option :$option:");
+	$result .="'".$option."',";
+      }
+      chop $result;
+      $result.=')">';
+    } # else nothing changed so just use the default mechanism
+  }
+  return $result;
 }
 
 sub end_foilgroup {
-  my ($target,$token,$parstack,$parser,$safeeval,$style)=@_;
+  my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
   
   my $result;
-  if ($target ne 'meta') {
+  if ($target eq 'grade' || $target eq 'web') {
     my $name;
-    &setrandomnumber();
     my ($count,$max) = &getfoilcounts($parstack,$safeeval);
     if ($count>$max) { $count=$max } 
     &Apache::lonxml::debug("Count is $count from $max");
-    my $args ='';
-    if ( $#$parstack > 0 ) { $args=$$parstack['-1']; }
     my @opt;
-    eval '@opt ='.&Apache::run::run("{$args;".'return $options}',$safeeval);
+    eval '@opt ='.&Apache::lonxml::get_param('options',$parstack,$safeeval);
+    &Apache::lonxml::debug("Options are $#opt");
     if ($target eq 'web') {
       $result=&displayfoils($count,@opt);
     } elsif ( $target eq 'grade') {
@@ -60,6 +127,7 @@ sub end_foilgroup {
 	my $allresponse;
 	my $right=0;
 	my $wrong=0;
+	my $ignored=0;
 	foreach $name (@whichopt) {
 	  my $response = $ENV{'form.HWVAL_'.$Apache::inputtags::response['-1'].":$temp"};
 	  $allresponse.="$response:";
@@ -67,13 +135,15 @@ sub end_foilgroup {
 	    &Apache::lonxml::debug("submitted a $response<br />\n");
 	    my $value=$Apache::response::foilgroup{$name.'.value'};
 	    if ($value eq $response) {$right++;} else {$wrong++;}
+	  } else {
+	    $ignored++;
 	  }
 	  $temp++;
 	}
 	my $id = $Apache::inputtags::response['-1'];
 	$Apache::lonhomework::results{"resource.$Apache::inputtags::part.$id.submission"}=$allresponse;
-	&Apache::lonxml::debug("Got $right right and $wrong wrong");
-	if ($wrong==0) {
+	&Apache::lonxml::debug("Got $right right and $wrong wrong, and $ignored were ignored");
+	if ($wrong==0 && $ignored==0) {
 	  $Apache::lonhomework::results{"resource.$Apache::inputtags::part.$id.awarddetail"}='EXACT_ANS';
 	} else {
 	  $Apache::lonhomework::results{"resource.$Apache::inputtags::part.$id.awarddetail"}='INCORRECT';
@@ -81,15 +151,17 @@ sub end_foilgroup {
       }
     }
   }
+  if ($target eq 'edit') {
+    $result.=&Apache::edit::end_table();
+  }
   return $result;
 }
 
 sub getfoilcounts {
   my ($parstack,$safeeval)=@_;
-  my $rrargs ='';
-  if ( $#$parstack > 0 ) { $rrargs=$$parstack['-2']; }
-  my $max = &Apache::run::run("{$rrargs;".'return $max}',$safeeval);
-  my $count = $#{ $Apache::response::foilgroup{'names'} };
+  my $max = &Apache::lonxml::get_param('max',$parstack,$safeeval,'-2');
+  # +1 since instructors will count from 1
+  my $count = $#{ $Apache::response::foilgroup{'names'} }+1;
   return ($count,$max);
 }
 
@@ -98,8 +170,9 @@ sub whichfoils {
   my @names = @{ $Apache::response::foilgroup{'names'} };
   my @whichopt =();
   while ((($#whichopt+1) < $max) && ($#names > -1)) {
-    my $aopt=int rand $#names;
-    &Apache::lonxml::debug("From $#names elms, picking $aopt");
+    &Apache::lonxml::debug("Have $#whichopt max is $max");
+    my $aopt=int(rand($#names+1));
+    &Apache::lonxml::debug("From $#whichopt $max $#names elms, picking $aopt");
     $aopt=splice(@names,$aopt,1);
     &Apache::lonxml::debug("Picked $aopt");
     push (@whichopt,$aopt);
@@ -137,36 +210,125 @@ sub displayfoils {
   return $result."<br />";
 }
 
+
 sub start_conceptgroup {
+  my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
+  $Apache::optionresponse::conceptgroup=1;
+  %Apache::response::conceptgroup={};
+  my $result;
+  if ($target eq 'edit') {
+    my $insertlist=&Apache::edit::insertlist($target,$token);
+    $result.=&Apache::edit::tag_start($target,$token,"Concept Grouped Foils");
+    my $concept = &Apache::lonxml::get_param('concept',$parstack,$safeeval);
+    $result.="Concept: <input name=\"$Apache::lonxml::curdepth.concept\" type=\"text\" value=\"$concept\" /></td></tr><tr><td colspan=\"3\">";
+  }
+  return $result;
 }
 
 sub end_conceptgroup {
+  my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
+  $Apache::optionresponse::conceptgroup=0;
+  my $result='';
+  if ($target eq 'web' || $target eq 'grade') {
+    my @names = @{ $Apache::response::conceptgroup{'names'} };
+    my $pick=int rand $#names+1;
+    my $name=$names[$pick];
+    push @{ $Apache::response::foilgroup{'names'} }, $name;
+    $Apache::response::foilgroup{"$name.value"} =  $Apache::response::conceptgroup{"$name.value"};
+    $Apache::response::foilgroup{"$name.text"} =  $Apache::response::conceptgroup{"$name.text"};
+    my $concept = &Apache::lonxml::get_param('concept',$parstack,$safeeval);
+    $Apache::response::foilgroup{"$name.concept"} = $concept;
+    &Apache::lonxml::debug("Selecting $name in $concept");
+  }
+  if ($target eq 'edit') {
+    $result=&Apache::edit::end_table();
+  }
+  return $result;
 }
 
 sub start_foil {
-  my ($target,$token,$parstack,$parser,$safeeval,$style)=@_;
+  my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
+  my $result='';
   if ($target eq 'web') { &Apache::lonxml::startredirection; }
-  return '';
+  if ($target eq 'edit') {
+    $result=&Apache::edit::tag_start($target,$token,"Foil");
+    my $level='-2';
+    if ($$tagstack['-2'] eq 'conceptgroup') { $level = '-3'; }
+    my @opt;
+    eval '@opt ='.&Apache::lonxml::get_param('options',$parstack,$safeeval,$level);
+    my $value=&Apache::lonxml::get_param('value',$parstack,$safeeval);
+    my $optionlist="<option>unused</option>\n";
+    foreach my $option (@opt) {
+      if ( $value eq $option ) {
+	$optionlist.="<option selected=\"on\">$option</option>\n";
+      } else {
+	$optionlist.="<option>$option</option>\n";
+      }
+    }
+    my $name=&Apache::lonxml::get_param('name',$parstack,$safeeval);
+    $result.="Name: <input name=\"$Apache::lonxml::curdepth.name\" type=\"text\" value=\"$name\" />".
+      "Correct Option:
+      <select name=\"$Apache::lonxml::curdepth.value\">
+        $optionlist
+      </select></td></tr><tr><td colspan=\"3\">";
+  }
+  if ($target eq 'modified') {
+    my $constructtag=0;
+    foreach my $arg ('value','name') {
+      my $value=&Apache::lonxml::get_param($arg,$parstack,$safeeval);
+      my $newvalue=$ENV{"form.$Apache::lonxml::curdepth.$arg"};
+      &Apache::lonxml::debug(" for:$arg: cur is :$value: new is :$newvalue:");
+      if ($value ne $newvalue) {
+	$token->[2]->{$arg}=$newvalue;
+	$constructtag=1;
+      }
+    }
+    if ($constructtag) {
+      $result = '<'.$token->[1];
+      while (my ($key,$val)= each(%{$token->[2]})) {
+	&Apache::lonxml::debug("setting :$key: to  :$val:");
+	$result.=' '.$key.'="'.$val.'"';
+      }
+      $result.=">";
+    }
+  }
+  return $result;
 }
 
 sub end_foil {
-  my ($target,$token,$parstack,$parser,$safeeval,$style)=@_;
+  my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
   my $text ='';
+  my $result = '';
   if ($target eq 'web') { $text=&Apache::lonxml::endredirection; }
   if ($target eq 'web' || $target eq 'grade') {
-    my $args ='';
-    if ( $#$parstack > -1 ) { $args=$$parstack[$#$parstack]; }
-    my $value = &Apache::run::run("{$args;".'return $value}',$safeeval);
+    my $value = &Apache::lonxml::get_param('value',$parstack,$safeeval);
     if ($value ne 'unused') {
-      my $name = &Apache::run::run("{$args;".'return $name}',$safeeval);
-      push @{ $Apache::response::foilgroup{'names'} }, $name;
-      $Apache::response::foilgroup{"$name.value"} = $value;
-      $Apache::response::foilgroup{"$name.text"} = $text;
+      my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval);
+      if (!$name) { $name=$Apache::lonxml::curdepth; }
+      if ( $Apache::optionresponse::conceptgroup ) {
+	push @{ $Apache::response::conceptgroup{'names'} }, $name;
+	$Apache::response::conceptgroup{"$name.value"} = $value;
+	$Apache::response::conceptgroup{"$name.text"} = $text;	
+      } else {
+	push @{ $Apache::response::foilgroup{'names'} }, $name;
+	$Apache::response::foilgroup{"$name.value"} = $value;
+	$Apache::response::foilgroup{"$name.text"} = $text;
+      }
     }
   }
-  return '';
+  if ($target eq 'edit') {
+    $result.= &Apache::edit::tag_end($target,$token,'');
+  }
+  return $result;
 }
 
+sub insert_foil {
+  return '
+<foil name="" value="unused">
+<startouttext />
+<endouttext />
+</foil>';
+}
 1;
 __END__