--- loncom/homework/response.pm	2000/11/28 19:15:48	1.9
+++ loncom/homework/response.pm	2001/04/07 06:39:09	1.24
@@ -7,30 +7,49 @@ package Apache::response;
 use strict;
 
 sub BEGIN {
-  &Apache::lonxml::register('Apache::response',('responseparam','caparesponse'));
+  &Apache::lonxml::register('Apache::response',('responseparam','caparesponse','numericalresponse','radiobuttonresponse','optionresponse','imageresponse','essayresponse'));
+}
+
+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 ($partid,$name,$type,$default,$display)=@_;
-    return '<parameter part="'.$partid.
+    my ($name,$type,$default,$display)=@_;
+    return '<parameter part="'.$Apache::inputtags::part.
 	            '" name="'.$name.
                     '" type="'.$type.
                  '" default="'.$default.
-	         '" display="'.$display.' [Part: '.$partid.']"></parameter>'
+	         '" display="'.$display.
+                          ' [Part: '.$Apache::inputtags::part.']"></parameter>'
      ."\n";
 }
 
 sub meta_stores_write {
-    my ($partid,$name,$type,$display)=@_;
-    return '<stores part="'.$partid.
+    my ($name,$type,$display)=@_;
+    return '<stores part="'.$Apache::inputtags::part.
 	         '" name="'.$name.
                  '" type="'.$type.
-	      '" display="'.$display.' [Part: '.$partid.']"></stores>'
+	      '" display="'.$display.
+                       ' [Part: '.$Apache::inputtags::part.']"></stores>'
      ."\n";
 }
 
 sub mandatory_part_meta {
-  my $partid=shift;
 #
 # Autogenerate metadata for mandatory
 # input (from RAT or lonparmset) and 
@@ -38,22 +57,22 @@ sub mandatory_part_meta {
 # of each part
 #
  return
-    &meta_parameter_write($partid,'opendate','date_start','',
+    &meta_parameter_write('opendate','date_start','',
                           'Opening Date').
-    &meta_parameter_write($partid,'duedate','date_end','',
+    &meta_parameter_write('duedate','date_end','',
                           'Due Date').
-    &meta_parameter_write($partid,'answerdate','date_start','',
+    &meta_parameter_write('answerdate','date_start','',
                           'Show Answer Date').
-    &meta_parameter_write($partid,'weight','int_zeropos','',
+    &meta_parameter_write('weight','int_zeropos','',
                           'Available Points').
-    &meta_parameter_write($partid,'maxtries','int_pos','',
+    &meta_parameter_write('maxtries','int_pos','',
                           'Maximum Number of Tries').
 
-    &meta_stores_write($partid,'solved','string',
+    &meta_stores_write('solved','string',
                           'Problem Status').
-    &meta_stores_write($partid,'tries','int_zeropos',
-                          'Number of Unsuccessful Tries').
-    &meta_stores_write($partid,'awarded','float',
+    &meta_stores_write('tries','int_zeropos',
+                          'Number of Attempts').
+    &meta_stores_write('awarded','float',
 		          'Partial Credit Factor');
 #
 # Note: responseid-specific data 'submission' and 'awarddetail'
@@ -61,18 +80,56 @@ sub mandatory_part_meta {
 #
 }
 
+sub check_for_previous {
+  return '0';
+}
+
+sub start_numericalresponse {
+  require Apache::caparesponse; 
+  import Apache::caparesponse; 
+  my ($target,$token,$parstack,$parser,$safeeval,$style)=@_;
+  return &Apache::caparesponse::start_numericalresponse($target,$token,$parstack,$parser,$safeeval,$style);
+}
+
 sub start_caparesponse {
   require Apache::caparesponse; 
   import Apache::caparesponse; 
   my ($target,$token,$parstack,$parser,$safeeval,$style)=@_;
-#  print "\n<br>\nsimple caparesponse\n";
-  Apache::caparesponse::start_caparesponse($target,$token,$parstack,$parser,$safeeval,$style);;
-  return "";
+#  print "\n<br />\nsimple caparesponse\n";
+  return &Apache::caparesponse::start_caparesponse($target,$token,$parstack,$parser,$safeeval,$style);
+}
+
+sub start_radiobuttonresponse {
+  require Apache::radiobuttonresponse; 
+  import Apache::radiobuttonresponse; 
+  my ($target,$token,$parstack,$parser,$safeeval,$style)=@_;
+  return &Apache::radiobuttonresponse::start_radiobuttonresponse($target,$token,$parstack,$parser,$safeeval,$style);
+}
+
+sub start_optionresponse {
+  require Apache::optionresponse; 
+  import Apache::optionresponse; 
+  my ($target,$token,$parstack,$parser,$safeeval,$style)=@_;
+  return &Apache::optionresponse::start_optionresponse($target,$token,$parstack,$parser,$safeeval,$style);
+}
+
+sub start_imageresponse {
+  require Apache::imageresponse; 
+  import Apache::imageresponse; 
+  my ($target,$token,$parstack,$parser,$safeeval,$style)=@_;
+  return &Apache::imageresponse::start_imageresponse($target,$token,$parstack,$parser,$safeeval,$style);
+}
+
+sub start_essayresponse {
+  require Apache::essayresponse; 
+  import Apache::essayresponse; 
+  my ($target,$token,$parstack,$parser,$safeeval,$style)=@_;
+  return &Apache::essayresponse::start_essayresponse($target,$token,$parstack,$parser,$safeeval,$style);
 }
 
 sub start_responseparam {
   my ($target,$token,$parstack,$parser,$safeeval)=@_;
-  if ($target ne 'meta') {
+  if ($target eq 'grade' || $target eq 'web') {
     my $args='';
     if ( $#$parstack > -1 ) { $args=$$parstack[$#$parstack]; }
     my $default = &Apache::run::run("{$args;".'return $default}',$safeeval);
@@ -80,19 +137,21 @@ sub start_responseparam {
     &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 (!$value) {
+    if ($value eq '' || $value eq 'con_lost') {
+      &Apache::lonxml::debug("defaulting");
       $Apache::inputtags::params{$name}=$default;
     } else {
+      &Apache::lonxml::debug("using value");
       $Apache::inputtags::params{$name}=$value;
     }
     return '';
-  } else {
-    return &meta_parameter_write(
-				 $Apache::inputtags::part,
-				 $token->[2]->{'name'},
+  } elsif ($target eq 'meta') {
+    return &meta_parameter_write($token->[2]->{'name'},
 				 $token->[2]->{'type'},
 				 $token->[2]->{'default'},
 				 $token->[2]->{'description'});
+  } else {
+    return '';
   }
 }