--- loncom/homework/response.pm	2000/11/22 00:02:31	1.4
+++ loncom/homework/response.pm	2000/12/11 23:47:36	1.13
@@ -1,6 +1,8 @@
 # The LearningOnline Network with CAPA
 # various response type definitons response definition
 
+# 11/23,11/24,11/28 Gerd Kortemeyer
+
 package Apache::response;
 use strict;
 
@@ -8,6 +10,76 @@ sub BEGIN {
   &Apache::lonxml::register('Apache::response',('responseparam','caparesponse'));
 }
 
+sub start_response {
+  my ($parstack,$safeeval)=@_;  
+  my $args ='';
+  if ( $#$parstack > -1 ) { $args=$$parstack[$#$parstack]; }
+  my $id = &Apache::run::run("{$args;".'return $id}',$safeeval);
+  if ($id eq '') { $id = $Apache::lonxml::curdepth; }
+  push (@Apache::inputtags::response,$id);
+  push (@Apache::inputtags::responselist,$id);
+  @Apache::inputtags::inputlist=();
+  return $id;
+}
+
+sub end_response {
+  pop @Apache::inputtags::response;
+  @Apache::inputtags::inputlist=();
+  return '';
+}
+
+sub meta_parameter_write {
+    my ($name,$type,$default,$display)=@_;
+    return '<parameter part="'.$Apache::inputtags::part.
+	            '" name="'.$name.
+                    '" type="'.$type.
+                 '" default="'.$default.
+	         '" display="'.$display.
+                          ' [Part: '.$Apache::inputtags::part.']"></parameter>'
+     ."\n";
+}
+
+sub meta_stores_write {
+    my ($name,$type,$display)=@_;
+    return '<stores part="'.$Apache::inputtags::part.
+	         '" name="'.$name.
+                 '" type="'.$type.
+	      '" display="'.$display.
+                       ' [Part: '.$Apache::inputtags::part.']"></stores>'
+     ."\n";
+}
+
+sub mandatory_part_meta {
+#
+# Autogenerate metadata for mandatory
+# input (from RAT or lonparmset) and 
+# output (to lonspreadsheet)
+# of each part
+#
+ return
+    &meta_parameter_write('opendate','date_start','',
+                          'Opening Date').
+    &meta_parameter_write('duedate','date_end','',
+                          'Due Date').
+    &meta_parameter_write('answerdate','date_start','',
+                          'Show Answer Date').
+    &meta_parameter_write('weight','int_zeropos','',
+                          'Available Points').
+    &meta_parameter_write('maxtries','int_pos','',
+                          'Maximum Number of Tries').
+
+    &meta_stores_write('solved','string',
+                          'Problem Status').
+    &meta_stores_write('tries','int_zeropos',
+                          'Number of Unsuccessful Tries').
+    &meta_stores_write('awarded','float',
+		          'Partial Credit Factor');
+#
+# Note: responseid-specific data 'submission' and 'awarddetail'
+# not available to spreadsheet -> skip here
+#
+}
+
 sub start_caparesponse {
   require Apache::caparesponse; 
   import Apache::caparesponse; 
@@ -19,19 +91,30 @@ sub start_caparesponse {
 
 sub start_responseparam {
   my ($target,$token,$parstack,$parser,$safeeval)=@_;
-  my $args='';
-  if ( $#$parstack > -1 ) { $args=$$parstack[$#$parstack]; }
-  my $default = &Apache::run::run("{$args;".'return $default}',$safeeval);
-  my $name = &Apache::run::run("{$args;".'return $name}',$safeeval);
-  &Apache::lonxml::debug("looking for resource.$Apache::inputtags::part['-1'].$name");
-  my $value = &Apache::lonnet::EXT("resource.$Apache::inputtags::part['-1'].$name");
-  &Apache::lonxml::debug("$name has value :$value: and default :$default:");
-  if (!$value) {
-    $Apache::inputtags::params{$name}=$default;
+  if ($target eq 'grade') {
+    my $args='';
+    if ( $#$parstack > -1 ) { $args=$$parstack[$#$parstack]; }
+    my $default = &Apache::run::run("{$args;".'return $default}',$safeeval);
+    my $name = &Apache::run::run("{$args;".'return $name}',$safeeval);
+    &Apache::lonxml::debug("looking for resource.$Apache::inputtags::part.$name");
+    my $value = &Apache::lonnet::EXT("resource.$Apache::inputtags::part.$name");
+    &Apache::lonxml::debug("$name has value :$value: and default :$default:");
+    if ($value eq '') {
+      &Apache::lonxml::debug("defaullting");
+      $Apache::inputtags::params{$name}=$default;
+    } else {
+      &Apache::lonxml::debug("using value");
+      $Apache::inputtags::params{$name}=$value;
+    }
+    return '';
+  } elsif ($target eq 'meta') {
+    return &meta_parameter_write($token->[2]->{'name'},
+				 $token->[2]->{'type'},
+				 $token->[2]->{'default'},
+				 $token->[2]->{'description'});
   } else {
-    $Apache::inputtags::params{$name}=$value;
+    return '';
   }
-  return '';
 }
 
 sub end_responseparam {