[LON-CAPA-cvs] cvs: loncom /homework inputtags.pm

albertel lon-capa-cvs@mail.lon-capa.org
Fri, 12 Mar 2004 21:14:54 -0000


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albertel		Fri Mar 12 16:14:54 2004 EDT

  Modified files:              
    /loncom/homework	inputtags.pm 
  Log:
  - retabinate
  
  
--albertel1079126094
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Index: loncom/homework/inputtags.pm
diff -u loncom/homework/inputtags.pm:1.134 loncom/homework/inputtags.pm:1.135
--- loncom/homework/inputtags.pm:1.134	Fri Mar  5 16:31:07 2004
+++ loncom/homework/inputtags.pm	Fri Mar 12 16:14:54 2004
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # input  definitons
 #
-# $Id: inputtags.pm,v 1.134 2004/03/05 21:31:07 albertel Exp $
+# $Id: inputtags.pm,v 1.135 2004/03/12 21:14:54 albertel Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -32,38 +32,39 @@
 use Apache::lonlocal;
 
 BEGIN {
-  &Apache::lonxml::register('Apache::inputtags',('hiddenline','textfield','textline'));
+    &Apache::lonxml::register('Apache::inputtags',('hiddenline','textfield','textline'));
 }
 
 
 sub initialize_inputtags {
-  # list of current input ids
-  @Apache::inputtags::input=();
-  # list of all input ids seen in this problem
-  @Apache::inputtags::inputlist=();
-  # list of all current response ids
-  @Apache::inputtags::response=();
-  # list of all response ids seen in this problem
-  @Apache::inputtags::responselist=();
-  # list of whether or not a specific response was previously used
-  @Apache::inputtags::previous=();
-  # submission it was used in
-  @Apache::inputtags::previous_version=();
-  # id of current part, 0 means that no part is current (inside <problem> only
-  $Apache::inputtags::part='';
-  # list of all part ids seen
-  @Apache::inputtags::partlist=();
-  # list of problem date statuses, the first element is for <problem>
-  # if there is a second element it is for the current <part>
-  @Apache::inputtags::status=();
-  # hash of defined params for the current response
-  %Apache::inputtags::params=();
-  # list of all ids, for <import>, these get join()ed and prepended
-  @Apache::inputtags::import=();
-  # list of all import ids seen
-  @Apache::inputtags::importlist=();
-  # just used to note whether we have seen a response that isn't in a part
-  $Apache::inputtags::response_with_no_part=0;
+    # list of current input ids
+    @Apache::inputtags::input=();
+    # list of all input ids seen in this problem
+    @Apache::inputtags::inputlist=();
+    # list of all current response ids
+    @Apache::inputtags::response=();
+    # list of all response ids seen in this problem
+    @Apache::inputtags::responselist=();
+    # list of whether or not a specific response was previously used
+    @Apache::inputtags::previous=();
+    # submission it was used in
+    @Apache::inputtags::previous_version=();
+    # id of current part, 0 means that no part is current 
+    # (inside <problem> only
+    $Apache::inputtags::part='';
+    # list of all part ids seen
+    @Apache::inputtags::partlist=();
+    # list of problem date statuses, the first element is for <problem>
+    # if there is a second element it is for the current <part>
+    @Apache::inputtags::status=();
+    # hash of defined params for the current response
+    %Apache::inputtags::params=();
+    # list of all ids, for <import>, these get join()ed and prepended
+    @Apache::inputtags::import=();
+    # list of all import ids seen
+    @Apache::inputtags::importlist=();
+    # just used to note whether we have seen a response that isn't in a part
+    $Apache::inputtags::response_with_no_part=0;
 }
 
 sub check_for_duplicate_ids {
@@ -85,17 +86,17 @@
 }
 
 sub start_input {
-  my ($parstack,$safeeval)=@_;
-  my $id = &Apache::lonxml::get_param('id',$parstack,$safeeval);
-  if ($id eq '') { $id = $Apache::lonxml::curdepth; }
-  push (@Apache::inputtags::input,$id);
-  push (@Apache::inputtags::inputlist,$id);
-  return $id;
+    my ($parstack,$safeeval)=@_;
+    my $id = &Apache::lonxml::get_param('id',$parstack,$safeeval);
+    if ($id eq '') { $id = $Apache::lonxml::curdepth; }
+    push (@Apache::inputtags::input,$id);
+    push (@Apache::inputtags::inputlist,$id);
+    return $id;
 }
 
 sub end_input {
-  pop @Apache::inputtags::input;
-  return '';
+    pop @Apache::inputtags::input;
+    return '';
 }
 
 sub addchars {
@@ -109,142 +110,143 @@
 }
 
 sub start_textfield {
-  my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
-  my $result = "";
-  my $id = &start_input($parstack,$safeeval);
-  my $resid=$Apache::inputtags::response[-1];
-  if ($target eq 'web') {
-    $Apache::lonxml::evaluate--;
-    if ($Apache::inputtags::status[-1] eq 'CAN_ANSWER') {
-	my $partid=$Apache::inputtags::part;
-	my $oldresponse = &HTML::Entities::encode($Apache::lonhomework::history{"resource.$partid.$resid.submission"});
-	my $cols = &Apache::lonxml::get_param('cols',$parstack,$safeeval);
-	if ( $cols eq '') { $cols = 80; }
-	my $rows = &Apache::lonxml::get_param('rows',$parstack,$safeeval);
-	if ( $rows eq '') { $rows = 10; }
-	my $addchars=&Apache::lonxml::get_param('addchars',$parstack,$safeeval);
-	$result='';
-        if ($addchars) {
-	    $result.=&addchars('HWVAL_'.$resid,$addchars);
-	}
-	$result.= '<textarea wrap="hard" name="HWVAL_'.$resid.'" '.
-	    "rows=\"$rows\" cols=\"$cols\">".$oldresponse;
-	if ($oldresponse ne '') {
-	    #get rid of any startup text if the user has already responded
+    my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
+    my $result = "";
+    my $id = &start_input($parstack,$safeeval);
+    my $resid=$Apache::inputtags::response[-1];
+    if ($target eq 'web') {
+	$Apache::lonxml::evaluate--;
+	if ($Apache::inputtags::status[-1] eq 'CAN_ANSWER') {
+	    my $partid=$Apache::inputtags::part;
+	    my $oldresponse = &HTML::Entities::encode($Apache::lonhomework::history{"resource.$partid.$resid.submission"});
+	    my $cols = &Apache::lonxml::get_param('cols',$parstack,$safeeval);
+	    if ( $cols eq '') { $cols = 80; }
+	    my $rows = &Apache::lonxml::get_param('rows',$parstack,$safeeval);
+	    if ( $rows eq '') { $rows = 10; }
+	    my $addchars=&Apache::lonxml::get_param('addchars',$parstack,$safeeval);
+	    $result='';
+	    if ($addchars) {
+		$result.=&addchars('HWVAL_'.$resid,$addchars);
+	    }
+	    $result.= '<textarea wrap="hard" name="HWVAL_'.$resid.'" '.
+		"rows=\"$rows\" cols=\"$cols\">".$oldresponse;
+	    if ($oldresponse ne '') {
+		#get rid of any startup text if the user has already responded
+		&Apache::lonxml::get_all_text("/textfield",$parser);
+	    }
+	} else {
+	    #right or wrong don't show it
+	    #$result='<table border="1"><tr><td><i>'.$oldresponse.'</i></td></tr></table>';
+	    $result='';
+	    #get rid of any startup text
 	    &Apache::lonxml::get_all_text("/textfield",$parser);
 	}
-    } else {
-	#right or wrong don't show it
-	#$result='<table border="1"><tr><td><i>'.$oldresponse.'</i></td></tr></table>';
-	$result='';
-	#get rid of any startup text
-	&Apache::lonxml::get_all_text("/textfield",$parser);
-    }
-  } elsif ($target eq 'grade') {
-    my $seedtext=&Apache::lonxml::get_all_text("/textfield",$parser);
-    if ($seedtext eq $ENV{'form.HWVAL_'.$resid}) {
-      # if the seed text is still there it wasn't a real submission
-      $ENV{'form.HWVAL_'.$resid}='';
-    }
-  } elsif ($target eq 'edit') {
-    $result.=&Apache::edit::tag_start($target,$token);
-    $result.=&Apache::edit::text_arg('Rows:','rows',$token,4);
-    $result.=&Apache::edit::text_arg('Columns:','cols',$token,4);
-    $result.=&Apache::edit::text_arg
-	('Click-On Texts (comma sep):','addchars',$token,10);
-    my $bodytext=&Apache::lonxml::get_all_text("/textfield",$parser);
-    $result.=&Apache::edit::editfield($token->[1],$bodytext,'Text you want to appear by default:',80,2);
-  } elsif ($target eq 'modified') {
-    my $constructtag=&Apache::edit::get_new_args($token,$parstack,
-					   $safeeval,'rows','cols','addchars');
-    if ($constructtag) {
-      $result = &Apache::edit::rebuild_tag($token);
-    } else {
-      $result=$token->[4];
+    } elsif ($target eq 'grade') {
+	my $seedtext=&Apache::lonxml::get_all_text("/textfield",$parser);
+	if ($seedtext eq $ENV{'form.HWVAL_'.$resid}) {
+	    # if the seed text is still there it wasn't a real submission
+	    $ENV{'form.HWVAL_'.$resid}='';
+	}
+    } elsif ($target eq 'edit') {
+	$result.=&Apache::edit::tag_start($target,$token);
+	$result.=&Apache::edit::text_arg('Rows:','rows',$token,4);
+	$result.=&Apache::edit::text_arg('Columns:','cols',$token,4);
+	$result.=&Apache::edit::text_arg
+	    ('Click-On Texts (comma sep):','addchars',$token,10);
+	my $bodytext=&Apache::lonxml::get_all_text("/textfield",$parser);
+	$result.=&Apache::edit::editfield($token->[1],$bodytext,'Text you want to appear by default:',80,2);
+    } elsif ($target eq 'modified') {
+	my $constructtag=&Apache::edit::get_new_args($token,$parstack,
+						     $safeeval,'rows','cols',
+						     'addchars');
+	if ($constructtag) {
+	    $result = &Apache::edit::rebuild_tag($token);
+	} else {
+	    $result=$token->[4];
+	}
+	$result.=&Apache::edit::modifiedfield("/textfield",$parser);
+    } elsif ($target eq 'tex') {
+	my $number_of_lines = &Apache::lonxml::get_param('rows',$parstack,$safeeval);
+	my $width_of_box = &Apache::lonxml::get_param('cols',$parstack,$safeeval);
+	if ($$tagstack[-2] eq 'essayresponse' and $Apache::lonhomework::type eq 'exam') {
+	    $result = '\fbox{\fbox{\parbox{\textwidth-5mm}{';
+	    for (my $i=0;$i<int $number_of_lines*2;$i++) {$result.='\strut \\\\ ';}
+	    $result.='\strut \\\\\strut \\\\\strut \\\\\strut \\\\}}}';
+	} else {
+	    my $TeXwidth=$width_of_box/80;
+	    $result = '\vskip 1 mm \fbox{\fbox{\parbox{'.$TeXwidth.'\textwidth-5mm}{';
+	    for (my $i=0;$i<int $number_of_lines*2;$i++) {$result.='\strut \\\\ ';}
+	    $result.='}}}\vskip 2 mm ';
+	}
     }
-    $result.=&Apache::edit::modifiedfield("/textfield",$parser);
-  } elsif ($target eq 'tex') {
-      my $number_of_lines = &Apache::lonxml::get_param('rows',$parstack,$safeeval);
-      my $width_of_box = &Apache::lonxml::get_param('cols',$parstack,$safeeval);
-      if ($$tagstack[-2] eq 'essayresponse' and $Apache::lonhomework::type eq 'exam') {
-	  $result = '\fbox{\fbox{\parbox{\textwidth-5mm}{';
-	  for (my $i=0;$i<int $number_of_lines*2;$i++) {$result.='\strut \\\\ ';}
-	  $result.='\strut \\\\\strut \\\\\strut \\\\\strut \\\\}}}';
-      } else {
-	  my $TeXwidth=$width_of_box/80;
-	  $result = '\vskip 1 mm \fbox{\fbox{\parbox{'.$TeXwidth.'\textwidth-5mm}{';
-	  for (my $i=0;$i<int $number_of_lines*2;$i++) {$result.='\strut \\\\ ';}
-	  $result.='}}}\vskip 2 mm ';
-      }
-  }
-  return $result;
+    return $result;
 }
 
 sub end_textfield {
-  my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
-  my $result;
-  if ($target eq 'web') {
-    $Apache::lonxml::evaluate++;
-    if ($Apache::inputtags::status[-1] eq 'CAN_ANSWER') {
-      return "</textarea>";
-    }
-  } elsif ($target eq 'edit') {
-    $result=&Apache::edit::end_table();
-  }
-  &end_input;
-  return $result;
+    my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
+    my $result;
+    if ($target eq 'web') {
+	$Apache::lonxml::evaluate++;
+	if ($Apache::inputtags::status[-1] eq 'CAN_ANSWER') {
+	    return "</textarea>";
+	}
+    } elsif ($target eq 'edit') {
+	$result=&Apache::edit::end_table();
+    }
+    &end_input;
+    return $result;
 }
 
 sub start_textline {
-  my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
-  my $result = "";
-  if ($target eq 'web') {
-    $Apache::lonxml::evaluate--;
-    my $partid=$Apache::inputtags::part;
-    my $id=$Apache::inputtags::response[-1];
-    if ($Apache::inputtags::status[-1] eq 'CAN_ANSWER') {
-      my $size = &Apache::lonxml::get_param('size',$parstack,$safeeval);
-      my $maxlength;
-      if ($size eq '') { $size=20; } else {
-	if ($size < 20) { $maxlength=$size; }
-      }
-      my $oldresponse = &HTML::Entities::encode($Apache::lonhomework::history{"resource.$partid.$id.submission"});
-      if ($Apache::lonhomework::type ne 'exam') {
-	my $addchars=&Apache::lonxml::get_param('addchars',$parstack,$safeeval);
-	$result='';
-        if ($addchars) {
-	    $result.=&addchars('HWVAL_'.$id,$addchars);
-	}
-        $result.= '<input type="text" name="HWVAL_'.$id.'" value="'.
-	    $oldresponse.'" size="'.$size.'" maxlength="'.$maxlength.'" />';
-      }
-    } else {
-      #right or wrong don't show what was last typed in.
-      #$result='<i>'.$oldresponse.'</i>';
-      $result='';
-    }
-  } elsif ($target eq 'edit') {
-    $result=&Apache::edit::tag_start($target,$token);
-    $result.=&Apache::edit::text_arg('Size:','size',$token,'5').
-	&Apache::edit::text_arg
-	('Click-On Texts (comma sep):','addchars',$token,10)."</td></tr>";
-    $result.=&Apache::edit::end_table;
-  } elsif ($target eq 'modified') {
-    my $constructtag=&Apache::edit::get_new_args($token,$parstack,$safeeval,'size','addchars');
-    if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
-  } elsif ($target eq 'tex' and $Apache::lonhomework::type ne 'exam') {
-      my $size = &Apache::lonxml::get_param('size',$parstack,$safeeval);
-      if ($size != 0) {$size=$size*2; $size.=' mm';} else {$size='40 mm';}
-      $result='\framebox['.$size.'][s]{\tiny\strut}';
-  }
-  return $result;
+    my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
+    my $result = "";
+    if ($target eq 'web') {
+	$Apache::lonxml::evaluate--;
+	my $partid=$Apache::inputtags::part;
+	my $id=$Apache::inputtags::response[-1];
+	if ($Apache::inputtags::status[-1] eq 'CAN_ANSWER') {
+	    my $size = &Apache::lonxml::get_param('size',$parstack,$safeeval);
+	    my $maxlength;
+	    if ($size eq '') { $size=20; } else {
+		if ($size < 20) { $maxlength=$size; }
+	    }
+	    my $oldresponse = &HTML::Entities::encode($Apache::lonhomework::history{"resource.$partid.$id.submission"});
+	    if ($Apache::lonhomework::type ne 'exam') {
+		my $addchars=&Apache::lonxml::get_param('addchars',$parstack,$safeeval);
+		$result='';
+		if ($addchars) {
+		    $result.=&addchars('HWVAL_'.$id,$addchars);
+		}
+		$result.= '<input type="text" name="HWVAL_'.$id.'" value="'.
+		    $oldresponse.'" size="'.$size.'" maxlength="'.$maxlength.'" />';
+	    }
+	} else {
+	    #right or wrong don't show what was last typed in.
+	    #$result='<i>'.$oldresponse.'</i>';
+	    $result='';
+	}
+    } elsif ($target eq 'edit') {
+	$result=&Apache::edit::tag_start($target,$token);
+	$result.=&Apache::edit::text_arg('Size:','size',$token,'5').
+	    &Apache::edit::text_arg
+	    ('Click-On Texts (comma sep):','addchars',$token,10)."</td></tr>";
+	$result.=&Apache::edit::end_table;
+    } elsif ($target eq 'modified') {
+	my $constructtag=&Apache::edit::get_new_args($token,$parstack,$safeeval,'size','addchars');
+	if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
+    } elsif ($target eq 'tex' and $Apache::lonhomework::type ne 'exam') {
+	my $size = &Apache::lonxml::get_param('size',$parstack,$safeeval);
+	if ($size != 0) {$size=$size*2; $size.=' mm';} else {$size='40 mm';}
+	$result='\framebox['.$size.'][s]{\tiny\strut}';
+    }
+    return $result;
 }
 
 sub end_textline {
-  my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
-  if    ($target eq 'web') { $Apache::lonxml::evaluate++; }
-  elsif ($target eq 'edit') { return ('','no'); }
-  return "";
+    my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
+    if    ($target eq 'web') { $Apache::lonxml::evaluate++; }
+    elsif ($target eq 'edit') { return ('','no'); }
+    return "";
 }
 
 sub start_hiddenline {
@@ -269,222 +271,222 @@
 }
 
 sub end_hiddenline {
-  my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
-  if    ($target eq 'web') { $Apache::lonxml::evaluate++; }
-  elsif ($target eq 'edit') { return ('','no'); }
-  return "";
+    my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
+    if    ($target eq 'web') { $Apache::lonxml::evaluate++; }
+    elsif ($target eq 'edit') { return ('','no'); }
+    return "";
 }
 
 sub finalizeawards {
-  my $result='';
-  my $award;
-  if ($#_ == '-1') { $result = "NO_RESPONSE"; }
-  if ($result eq '' ) {
-    my $blankcount;
-    foreach $award (@_) {
-      if ($award eq '') {
-	$result='MISSING_ANSWER';
-	$blankcount++;
-      }
-    }
-    if ($blankcount == ($#_ + 1)) { $result = 'NO_RESPONSE'; }
-  }
-  if ($result eq '' ) {
-    foreach $award (@_) { if ($award eq 'MISSING_ANSWER') {$result='MISSING_ANSWER'; last;}}
-  }
-  if ($result eq '' ) {
-    foreach $award (@_) { if ($award eq 'ERROR') {$result='ERROR'; last;}}
-  }
-  if ($result eq '' ) {
-    foreach $award (@_) { if ($award eq 'NO_RESPONSE') {$result='NO_RESPONSE'; last;} }
-  }
-  if ($result eq '' ) {
-    foreach $award (@_) { if ($award eq 'TOO_LONG') {$result='TOO_LONG'; last;}}
-  }
-  if ($result eq '' ) {
-    foreach $award (@_) { 
-      if ($award eq 'UNIT_FAIL' ||
-	  $award eq 'NO_UNIT' ||
-	  $award eq 'UNIT_NOTNEEDED') {
-	$result=$award; last;
-      }
-    }
-  }
-  if ($result eq '' ) {
-    foreach $award (@_) { 
-      if ($award eq 'WANTED_NUMERIC' || 
-	  $award eq 'BAD_FORMULA') {$result=$award; last;}
-    }
-  }
-  if ($result eq '' ) {
-    foreach $award (@_) { if ($award eq 'SIG_FAIL') {$result=$award; last;} }
-  }
-  if ($result eq '' ) {
-    foreach $award (@_) { if ($award eq 'INCORRECT') {$result=$award; last;} }
-  }
-  if ($result eq '' ) {
-      foreach $award (@_) { if ($award eq 'MISORDERED_RANK') {$result=$award; last;} }
-  }
-  if ($result eq '' ) {
-      foreach $award (@_) { if ($award eq 'INVALID_FILETYPE') {$result=$award; last;} }
-  }
-  if ($result eq '' ) {
-    foreach $award (@_) { if ($award eq 'DRAFT') {$result=$award; last;} }
-  }
-  if ($result eq '' ) {
-    foreach $award (@_) { if ($award eq 'SUBMITTED') {$result=$award; last;} }
-  }
-  if ($result eq '' ) {
-    foreach $award (@_) { if ($award eq 'ASSIGNED_SCORE') {$result=$award; last;} }
-  }
-  if ($result eq '' ) {
-    foreach $award (@_) { if ($award eq 'APPROX_ANS') {$result=$award; last;} }
-  }
-  if ($result eq '' ) { $result='EXACT_ANS'; }
-  return $result
+    my $result='';
+    my $award;
+    if ($#_ == '-1') { $result = "NO_RESPONSE"; }
+    if ($result eq '' ) {
+	my $blankcount;
+	foreach $award (@_) {
+	    if ($award eq '') {
+		$result='MISSING_ANSWER';
+		$blankcount++;
+	    }
+	}
+	if ($blankcount == ($#_ + 1)) { $result = 'NO_RESPONSE'; }
+    }
+    if ($result eq '' ) {
+	foreach $award (@_) { if ($award eq 'MISSING_ANSWER') {$result='MISSING_ANSWER'; last;}}
+    }
+    if ($result eq '' ) {
+	foreach $award (@_) { if ($award eq 'ERROR') {$result='ERROR'; last;}}
+    }
+    if ($result eq '' ) {
+	foreach $award (@_) { if ($award eq 'NO_RESPONSE') {$result='NO_RESPONSE'; last;} }
+    }
+    if ($result eq '' ) {
+	foreach $award (@_) { if ($award eq 'TOO_LONG') {$result='TOO_LONG'; last;}}
+    }
+    if ($result eq '' ) {
+	foreach $award (@_) { 
+	    if ($award eq 'UNIT_FAIL' ||
+		$award eq 'NO_UNIT' ||
+		$award eq 'UNIT_NOTNEEDED') {
+		$result=$award; last;
+	    }
+	}
+    }
+    if ($result eq '' ) {
+	foreach $award (@_) { 
+	    if ($award eq 'WANTED_NUMERIC' || 
+		$award eq 'BAD_FORMULA') {$result=$award; last;}
+	}
+    }
+    if ($result eq '' ) {
+	foreach $award (@_) { if ($award eq 'SIG_FAIL') {$result=$award; last;} }
+    }
+    if ($result eq '' ) {
+	foreach $award (@_) { if ($award eq 'INCORRECT') {$result=$award; last;} }
+    }
+    if ($result eq '' ) {
+	foreach $award (@_) { if ($award eq 'MISORDERED_RANK') {$result=$award; last;} }
+    }
+    if ($result eq '' ) {
+	foreach $award (@_) { if ($award eq 'INVALID_FILETYPE') {$result=$award; last;} }
+    }
+    if ($result eq '' ) {
+	foreach $award (@_) { if ($award eq 'DRAFT') {$result=$award; last;} }
+    }
+    if ($result eq '' ) {
+	foreach $award (@_) { if ($award eq 'SUBMITTED') {$result=$award; last;} }
+    }
+    if ($result eq '' ) {
+	foreach $award (@_) { if ($award eq 'ASSIGNED_SCORE') {$result=$award; last;} }
+    }
+    if ($result eq '' ) {
+	foreach $award (@_) { if ($award eq 'APPROX_ANS') {$result=$award; last;} }
+    }
+    if ($result eq '' ) { $result='EXACT_ANS'; }
+    return $result
 }
 
 sub decideoutput {
-  my ($award,$solved,$previous,$target)=@_;
-  my $message='';
-  my $button=0;
-  my $previousmsg;
-  my $bgcolor='orange';
-  my %possiblecolors =
-      ( 'correct' => '#aaffaa',
-	'charged_try' => '#ffaaaa',
-	'not_charged_try' => '#ffffaa',
-	'no_message' => '#fffff',
-      );
-  if ($previous) { $previousmsg=&mt('You have entered that answer before'); }
-
-  if      ($solved =~ /^correct/) {
-      if ($award eq 'ASSIGNED_SCORE') {
-	  $message = &mt("A score has been assigned.");
-      } else {
-	  if ($target eq 'tex') {
-	      $message = '\textbf{'.&mt('You are correct.').'}';
-	  } else {
-	      $message = "<b>".&mt('You are correct.')."</b>";
-	  }
-          unless ($ENV{'course.'.
-			   $ENV{'request.course.id'}.
-			   '.disable_receipt_display'} eq 'yes') { 
-	      $message.=(($target eq 'web')?'<br />':' ').
-		  &mt('Your receipt is').' '.&Apache::lonnet::receipt($Apache::inputtags::part).
-       (($target eq 'web')?&Apache::loncommon::help_open_topic('Receipt'):'');
-	  }
-      }
-      $bgcolor=$possiblecolors{'correct'};
-      $button=0;
-      $previousmsg='';
-  } elsif ($solved =~ /^excused/) {
-      if ($target eq 'tex') {
-	  $message = ' \textbf{'.&mt('You are excused from the problem.').'} ';
-      } else {
-	  $message = "<b>".&mt('You are excused from the problem.')."</b>";
-      }
-      $bgcolor=$possiblecolors{'charged_try'};
-      $button=0;
-      $previousmsg='';
-  } elsif ($award eq 'EXACT_ANS' || $award eq 'APPROX_ANS' ) {
-      if ($solved =~ /^incorrect/ || $solved eq '') {
-	  $message = &mt("Incorrect");
-	  $bgcolor=$possiblecolors{'charged_try'};
-	  $button=1;
-      } else {
-	  $message = "<b>".&mt('You are correct.')."</b>";
-          unless ($ENV{'course.'.
-			   $ENV{'request.course.id'}.
-			   '.disable_receipt_display'} eq 'yes') { 
-	      $message.=(($target eq 'web')?'<br />':' ').
-		  'Your receipt is '.&Apache::lonnet::receipt($Apache::inputtags::part).
-       (($target eq 'web')?&Apache::loncommon::help_open_topic('Receipt'):'');
-	  }
-	  $bgcolor=$possiblecolors{'correct'};
-	  $button=0;
-	  $previousmsg='';
-      }
-  } elsif ($award eq 'NO_RESPONSE') {
-      $message = '';
-      $bgcolor=$possiblecolors{'no_feedback'};
-      $button=1;
-  } elsif ($award eq 'MISSING_ANSWER') {
-      $message = &mt('Some items were not submitted.');
-      $bgcolor=$possiblecolors{'not_charged_try'};
-      $button = 1;
-  } elsif ($award eq 'ERROR') {
-      $message = &mt('An error occured while grading your answer.');
-      $bgcolor=$possiblecolors{'not_charged_try'};
-      $button = 1;
-  } elsif ($award eq 'TOO_LONG') {
-      $message = &mt("The submitted answer was too long.");
-      $bgcolor=$possiblecolors{'not_charged_try'};
-      $button=1;
-  } elsif ($award eq 'WANTED_NUMERIC') {
-      $message = &mt("This question expects a numeric answer.");
-      $bgcolor=$possiblecolors{'not_charged_try'};
-      $button=1;
-  } elsif ($award eq 'MISORDERED_RANK') {
-      $message = &mt('You have provided an invalid ranking');
-      if ($target ne 'tex') {
-	  $message.=', '.&mt('please refer to').' '.&Apache::loncommon::help_open_topic('Ranking_Problems','help on ranking problems').'.';
-      }
-      $bgcolor=$possiblecolors{'not_charged_try'};
-      $button=1;
-  } elsif ($award eq 'INVALID_FILETYPE') {
-      $message = &mt('The filetype extension of the file you uploaded is not allowed.');
-      $bgcolor=$possiblecolors{'not_charged_try'};
-      $button=1;
-  } elsif ($award eq 'SIG_FAIL') {
-      $message = &mt("Significant figures are incorrect, submission was not graded.");# you provided %s significant figures";
-      $bgcolor=$possiblecolors{'not_charged_try'};
-      $button=1;
-  } elsif ($award eq 'UNIT_FAIL') {
-      $message = &mt("Units incorrect.");
-      if ($target ne 'tex') {$message.=&Apache::loncommon::help_open_topic('Physical_Units');} #Computer reads units as %s";
-      $bgcolor=$possiblecolors{'not_charged_try'};
-      $button=1;
-  } elsif ($award eq 'UNIT_NOTNEEDED') {
-      $message = &mt("Only a number required.");# Computer reads units of %s";
-      $bgcolor=$possiblecolors{'not_charged_try'};
-      $button=1;
-  } elsif ($award eq 'NO_UNIT') {
-      $message = &mt("Units required");
-      if ($target ne 'tex') {$message.=&Apache::loncommon::help_open_topic('Physical_Units')};
-      $bgcolor=$possiblecolors{'not_charged_try'};
-      $button=1;
-  } elsif ($award eq 'BAD_FORMULA') {
-      $message = &mt("Unable to understand formula");
-      $bgcolor=$possiblecolors{'not_charged_try'};
-      $button=1;
-  } elsif ($award eq 'INCORRECT') {
-      $message = &mt("Incorrect");
-      $bgcolor=$possiblecolors{'charged_try'};
-      $button=1;
-  } elsif ($award eq 'SUBMITTED') {
-      $message = &mt("Your submission has been recorded.");
-      $bgcolor=$possiblecolors{'correct'};
-      $button=1;
-  } elsif ($award eq 'DRAFT') {
-      $message = "A draft copy has been saved.";
-      $bgcolor=$possiblecolors{'not_charged_try'};
-      $button=1;
-  } elsif ($award eq 'ASSIGNED_SCORE') {
-      $message = "A score has been assigned.";
-      $bgcolor=$possiblecolors{'correct'};
-      $button=0;
-  } else {
-      $message = &mt("Unknown message").": $award";
-      $button=1;
-  }
-  if (lc($Apache::lonhomework::problemstatus) eq 'no'  && 
-      $Apache::inputtags::status[-1] ne 'SHOW_ANSWER') {
-      $message = &mt("Answer Submitted: Your final submission will be graded after the due date.");
-      $bgcolor=$possiblecolors{'correct'};
-      $button=1;
-  }
-  return ($button,$bgcolor,$message,$previousmsg);
+    my ($award,$solved,$previous,$target)=@_;
+    my $message='';
+    my $button=0;
+    my $previousmsg;
+    my $bgcolor='orange';
+    my %possiblecolors =
+	( 'correct' => '#aaffaa',
+	  'charged_try' => '#ffaaaa',
+	  'not_charged_try' => '#ffffaa',
+	  'no_message' => '#fffff',
+	  );
+    if ($previous) { $previousmsg=&mt('You have entered that answer before'); }
+    
+    if      ($solved =~ /^correct/) {
+	if ($award eq 'ASSIGNED_SCORE') {
+	    $message = &mt("A score has been assigned.");
+	} else {
+	    if ($target eq 'tex') {
+		$message = '\textbf{'.&mt('You are correct.').'}';
+	    } else {
+		$message = "<b>".&mt('You are correct.')."</b>";
+	    }
+	    unless ($ENV{'course.'.
+			     $ENV{'request.course.id'}.
+			     '.disable_receipt_display'} eq 'yes') { 
+		$message.=(($target eq 'web')?'<br />':' ').
+		    &mt('Your receipt is').' '.&Apache::lonnet::receipt($Apache::inputtags::part).
+		    (($target eq 'web')?&Apache::loncommon::help_open_topic('Receipt'):'');
+	    }
+	}
+	$bgcolor=$possiblecolors{'correct'};
+	$button=0;
+	$previousmsg='';
+    } elsif ($solved =~ /^excused/) {
+	if ($target eq 'tex') {
+	    $message = ' \textbf{'.&mt('You are excused from the problem.').'} ';
+	} else {
+	    $message = "<b>".&mt('You are excused from the problem.')."</b>";
+	}
+	$bgcolor=$possiblecolors{'charged_try'};
+	$button=0;
+	$previousmsg='';
+    } elsif ($award eq 'EXACT_ANS' || $award eq 'APPROX_ANS' ) {
+	if ($solved =~ /^incorrect/ || $solved eq '') {
+	    $message = &mt("Incorrect");
+	    $bgcolor=$possiblecolors{'charged_try'};
+	    $button=1;
+	} else {
+	    $message = "<b>".&mt('You are correct.')."</b>";
+	    unless ($ENV{'course.'.
+			     $ENV{'request.course.id'}.
+			     '.disable_receipt_display'} eq 'yes') { 
+		$message.=(($target eq 'web')?'<br />':' ').
+		    'Your receipt is '.&Apache::lonnet::receipt($Apache::inputtags::part).
+		    (($target eq 'web')?&Apache::loncommon::help_open_topic('Receipt'):'');
+	    }
+	    $bgcolor=$possiblecolors{'correct'};
+	    $button=0;
+	    $previousmsg='';
+	}
+    } elsif ($award eq 'NO_RESPONSE') {
+	$message = '';
+	$bgcolor=$possiblecolors{'no_feedback'};
+	$button=1;
+    } elsif ($award eq 'MISSING_ANSWER') {
+	$message = &mt('Some items were not submitted.');
+	$bgcolor=$possiblecolors{'not_charged_try'};
+	$button = 1;
+    } elsif ($award eq 'ERROR') {
+	$message = &mt('An error occured while grading your answer.');
+	$bgcolor=$possiblecolors{'not_charged_try'};
+	$button = 1;
+    } elsif ($award eq 'TOO_LONG') {
+	$message = &mt("The submitted answer was too long.");
+	$bgcolor=$possiblecolors{'not_charged_try'};
+	$button=1;
+    } elsif ($award eq 'WANTED_NUMERIC') {
+	$message = &mt("This question expects a numeric answer.");
+	$bgcolor=$possiblecolors{'not_charged_try'};
+	$button=1;
+    } elsif ($award eq 'MISORDERED_RANK') {
+	$message = &mt('You have provided an invalid ranking');
+	if ($target ne 'tex') {
+	    $message.=', '.&mt('please refer to').' '.&Apache::loncommon::help_open_topic('Ranking_Problems','help on ranking problems').'.';
+	}
+	$bgcolor=$possiblecolors{'not_charged_try'};
+	$button=1;
+    } elsif ($award eq 'INVALID_FILETYPE') {
+	$message = &mt('The filetype extension of the file you uploaded is not allowed.');
+	$bgcolor=$possiblecolors{'not_charged_try'};
+	$button=1;
+    } elsif ($award eq 'SIG_FAIL') {
+	$message = &mt("Significant figures are incorrect, submission was not graded.");# you provided %s significant figures";
+	$bgcolor=$possiblecolors{'not_charged_try'};
+	$button=1;
+    } elsif ($award eq 'UNIT_FAIL') {
+	$message = &mt("Units incorrect.");
+	if ($target ne 'tex') {$message.=&Apache::loncommon::help_open_topic('Physical_Units');} #Computer reads units as %s";
+	$bgcolor=$possiblecolors{'not_charged_try'};
+	$button=1;
+    } elsif ($award eq 'UNIT_NOTNEEDED') {
+	$message = &mt("Only a number required.");# Computer reads units of %s";
+	$bgcolor=$possiblecolors{'not_charged_try'};
+	$button=1;
+    } elsif ($award eq 'NO_UNIT') {
+	$message = &mt("Units required");
+	if ($target ne 'tex') {$message.=&Apache::loncommon::help_open_topic('Physical_Units')};
+	$bgcolor=$possiblecolors{'not_charged_try'};
+	$button=1;
+    } elsif ($award eq 'BAD_FORMULA') {
+	$message = &mt("Unable to understand formula");
+	$bgcolor=$possiblecolors{'not_charged_try'};
+	$button=1;
+    } elsif ($award eq 'INCORRECT') {
+	$message = &mt("Incorrect");
+	$bgcolor=$possiblecolors{'charged_try'};
+	$button=1;
+    } elsif ($award eq 'SUBMITTED') {
+	$message = &mt("Your submission has been recorded.");
+	$bgcolor=$possiblecolors{'correct'};
+	$button=1;
+    } elsif ($award eq 'DRAFT') {
+	$message = "A draft copy has been saved.";
+	$bgcolor=$possiblecolors{'not_charged_try'};
+	$button=1;
+    } elsif ($award eq 'ASSIGNED_SCORE') {
+	$message = "A score has been assigned.";
+	$bgcolor=$possiblecolors{'correct'};
+	$button=0;
+    } else {
+	$message = &mt("Unknown message").": $award";
+	$button=1;
+    }
+    if (lc($Apache::lonhomework::problemstatus) eq 'no'  && 
+	$Apache::inputtags::status[-1] ne 'SHOW_ANSWER') {
+	$message = &mt("Answer Submitted: Your final submission will be graded after the due date.");
+	$bgcolor=$possiblecolors{'correct'};
+	$button=1;
+    }
+    return ($button,$bgcolor,$message,$previousmsg);
 }
 
 sub removealldata {
@@ -498,233 +500,233 @@
 }
 
 sub setgradedata {
-  my ($award,$id,$previously_used) = @_;
-  # if the student already has it correct, don't modify the status
-  if (!$Apache::lonhomework::scantronmode &&
-      $Apache::inputtags::status['-1'] ne 'CAN_ANSWER' &&
-      $Apache::inputtags::status['-1'] ne 'CANNOT_ANSWER') {
-    $Apache::lonhomework::results{"resource.$id.afterduedate"}=$award;
-    return '';
-  } elsif ( $Apache::lonhomework::history{"resource.$id.solved"} !~
-       /^correct/ || $Apache::lonhomework::scantronmode ||
-	    lc($Apache::lonhomework::problemstatus) eq 'no') {
-    #handle assignment of tries and solved status
-    my $solvemsg;
-    if ($Apache::lonhomework::scantronmode) {
-	$solvemsg='correct_by_scantron';
-    } else {
-	$solvemsg='correct_by_student';
-    }
-    if ($Apache::lonhomework::history{"resource.$id.afterduedate"}) {
-      $Apache::lonhomework::results{"resource.$id.afterduedate"}='';
-    }
-    if ( $award eq 'ASSIGNED_SCORE') {
-	$Apache::lonhomework::results{"resource.$id.tries"} =
-	    $Apache::lonhomework::history{"resource.$id.tries"} + 1;
-	$Apache::lonhomework::results{"resource.$id.solved"} =
-	    $solvemsg;
-	my $numawards=scalar(@Apache::inputtags::response);
-	$Apache::lonhomework::results{"resource.$id.awarded"} = 0;
-	foreach my $res (@Apache::inputtags::response) {
-	    $Apache::lonhomework::results{"resource.$id.awarded"}+=
-	       $Apache::lonhomework::results{"resource.$id.$res.awarded"};
-	}
-	if ($numawards > 0) {
-	    $Apache::lonhomework::results{"resource.$id.awarded"}/=
-		$numawards;
-	}
-    } elsif ( $award eq 'APPROX_ANS' || $award eq 'EXACT_ANS' ) {
-      $Apache::lonhomework::results{"resource.$id.tries"} =
-	$Apache::lonhomework::history{"resource.$id.tries"} + 1;
-      $Apache::lonhomework::results{"resource.$id.solved"} =
-	$solvemsg;
-      $Apache::lonhomework::results{"resource.$id.awarded"} = '1';
-    } elsif ( $award eq 'INCORRECT' ) {
-      $Apache::lonhomework::results{"resource.$id.tries"} =
-	$Apache::lonhomework::history{"resource.$id.tries"} + 1;
-      if (lc($Apache::lonhomework::problemstatus) eq 'no') {
-	  $Apache::lonhomework::results{"resource.$id.awarded"} = 0;
-      }
-      $Apache::lonhomework::results{"resource.$id.solved"} =
-	'incorrect_attempted'
-    } elsif ( $award eq 'SUBMITTED' ) {
-      $Apache::lonhomework::results{"resource.$id.tries"} =
-	$Apache::lonhomework::history{"resource.$id.tries"} + 1;
-      $Apache::lonhomework::results{"resource.$id.solved"} =
-	'ungraded_attempted';
-    } elsif ( $award eq 'DRAFT' ) {
-      $Apache::lonhomework::results{"resource.$id.solved"} = '';
-    } elsif ( $award eq 'NO_RESPONSE' ) {
-	#no real response so delete any data that got stored
-	&removealldata($id);
+    my ($award,$id,$previously_used) = @_;
+    # if the student already has it correct, don't modify the status
+    if (!$Apache::lonhomework::scantronmode &&
+	$Apache::inputtags::status['-1'] ne 'CAN_ANSWER' &&
+	$Apache::inputtags::status['-1'] ne 'CANNOT_ANSWER') {
+	$Apache::lonhomework::results{"resource.$id.afterduedate"}=$award;
 	return '';
-    } else {
-      $Apache::lonhomework::results{"resource.$id.solved"} =
-	'incorrect_attempted';
-      if (lc($Apache::lonhomework::problemstatus) eq 'no') {
-	  $Apache::lonhomework::results{"resource.$id.tries"} =
-	      $Apache::lonhomework::history{"resource.$id.tries"} + 1;
-	  $Apache::lonhomework::results{"resource.$id.awarded"} = 0;
-      }
-    }
-
-    # did either of the overall awards chage? If so ignore the 
-    # previous check
-    if (($Apache::lonhomework::results{"resource.$id.awarded"} eq
-	 $Apache::lonhomework::history{"resource.$id.awarded"}) &&
-        ($Apache::lonhomework::results{"resource.$id.solved"} eq
-         $Apache::lonhomework::history{"resource.$id.solved"})) {
-	# check if this was a previous submission if it was delete the
-	# unneeded data and update the previously_used attribute
-	if ( $previously_used eq 'PREVIOUSLY_USED') {
-	    if (lc($Apache::lonhomework::problemstatus) ne 'no') {
-		delete($Apache::lonhomework::results{"resource.$id.tries"});
-		$Apache::lonhomework::results{"resource.$id.previous"} = '1';
-	    }
-	} elsif ( $previously_used eq 'PREVIOUSLY_LAST') {
-	    #delete all data as they student didn't do anything, but save
-	    #the list of collaborators.
+    } elsif ( $Apache::lonhomework::history{"resource.$id.solved"} !~
+	      /^correct/ || $Apache::lonhomework::scantronmode ||
+	      lc($Apache::lonhomework::problemstatus) eq 'no') {
+	#handle assignment of tries and solved status
+	my $solvemsg;
+	if ($Apache::lonhomework::scantronmode) {
+	    $solvemsg='correct_by_scantron';
+	} else {
+	    $solvemsg='correct_by_student';
+	}
+	if ($Apache::lonhomework::history{"resource.$id.afterduedate"}) {
+	    $Apache::lonhomework::results{"resource.$id.afterduedate"}='';
+	}
+	if ( $award eq 'ASSIGNED_SCORE') {
+	    $Apache::lonhomework::results{"resource.$id.tries"} =
+		$Apache::lonhomework::history{"resource.$id.tries"} + 1;
+	    $Apache::lonhomework::results{"resource.$id.solved"} =
+		$solvemsg;
+	    my $numawards=scalar(@Apache::inputtags::response);
+	    $Apache::lonhomework::results{"resource.$id.awarded"} = 0;
+	    foreach my $res (@Apache::inputtags::response) {
+		$Apache::lonhomework::results{"resource.$id.awarded"}+=
+		    $Apache::lonhomework::results{"resource.$id.$res.awarded"};
+	    }
+	    if ($numawards > 0) {
+		$Apache::lonhomework::results{"resource.$id.awarded"}/=
+		    $numawards;
+	    }
+	} elsif ( $award eq 'APPROX_ANS' || $award eq 'EXACT_ANS' ) {
+	    $Apache::lonhomework::results{"resource.$id.tries"} =
+		$Apache::lonhomework::history{"resource.$id.tries"} + 1;
+	    $Apache::lonhomework::results{"resource.$id.solved"} =
+		$solvemsg;
+	    $Apache::lonhomework::results{"resource.$id.awarded"} = '1';
+	} elsif ( $award eq 'INCORRECT' ) {
+	    $Apache::lonhomework::results{"resource.$id.tries"} =
+		$Apache::lonhomework::history{"resource.$id.tries"} + 1;
+	    if (lc($Apache::lonhomework::problemstatus) eq 'no') {
+		$Apache::lonhomework::results{"resource.$id.awarded"} = 0;
+	    }
+	    $Apache::lonhomework::results{"resource.$id.solved"} =
+		'incorrect_attempted';
+	} elsif ( $award eq 'SUBMITTED' ) {
+	    $Apache::lonhomework::results{"resource.$id.tries"} =
+		$Apache::lonhomework::history{"resource.$id.tries"} + 1;
+	    $Apache::lonhomework::results{"resource.$id.solved"} =
+		'ungraded_attempted';
+	} elsif ( $award eq 'DRAFT' ) {
+	    $Apache::lonhomework::results{"resource.$id.solved"} = '';
+	} elsif ( $award eq 'NO_RESPONSE' ) {
+	    #no real response so delete any data that got stored
 	    &removealldata($id);
-	    #and since they didn't do anything we were never here
 	    return '';
 	} else {
-	    $Apache::lonhomework::results{"resource.$id.previous"} = '0';
+	    $Apache::lonhomework::results{"resource.$id.solved"} =
+		'incorrect_attempted';
+	    if (lc($Apache::lonhomework::problemstatus) eq 'no') {
+		$Apache::lonhomework::results{"resource.$id.tries"} =
+		    $Apache::lonhomework::history{"resource.$id.tries"} + 1;
+		$Apache::lonhomework::results{"resource.$id.awarded"} = 0;
+	    }
+	}
+
+	# did either of the overall awards chage? If so ignore the 
+	# previous check
+	if (($Apache::lonhomework::results{"resource.$id.awarded"} eq
+	     $Apache::lonhomework::history{"resource.$id.awarded"}) &&
+	    ($Apache::lonhomework::results{"resource.$id.solved"} eq
+	     $Apache::lonhomework::history{"resource.$id.solved"})) {
+	    # check if this was a previous submission if it was delete the
+	    # unneeded data and update the previously_used attribute
+	    if ( $previously_used eq 'PREVIOUSLY_USED') {
+		if (lc($Apache::lonhomework::problemstatus) ne 'no') {
+		    delete($Apache::lonhomework::results{"resource.$id.tries"});
+		    $Apache::lonhomework::results{"resource.$id.previous"} = '1';
+		}
+	    } elsif ( $previously_used eq 'PREVIOUSLY_LAST') {
+		#delete all data as they student didn't do anything, but save
+		#the list of collaborators.
+		&removealldata($id);
+		#and since they didn't do anything we were never here
+		return '';
+	    } else {
+		$Apache::lonhomework::results{"resource.$id.previous"} = '0';
+	    }
 	}
+    } elsif ( $Apache::lonhomework::history{"resource.$id.solved"} =~
+	      /^correct/ ) {
+	#delete all data as they student already has it correct
+	&removealldata($id);
+	#and since they didn't do anything we were never here
+	return '';
     }
-  } elsif ( $Apache::lonhomework::history{"resource.$id.solved"} =~
-	    /^correct/ ) {
-      #delete all data as they student already has it correct
-      &removealldata($id);
-      #and since they didn't do anything we were never here
-      return '';
-  }
-  $Apache::lonhomework::results{"resource.$id.award"} = $award;
+    $Apache::lonhomework::results{"resource.$id.award"} = $award;
 }
 
 sub grade {
-  my ($target) = @_;
-  my $id = $Apache::inputtags::part;
-  my $response='';
-  if ( defined $ENV{'form.submitted'}) {
-    my @awards = ();
-    foreach $response (@Apache::inputtags::response) {
-      &Apache::lonxml::debug("looking for response.$id.$response.awarddetail");
-      my $value=$Apache::lonhomework::results{"resource.$id.$response.awarddetail"};
-      &Apache::lonxml::debug("keeping $value from $response for $id");
-      push (@awards,$value);
-    }
-    my $finalaward = &finalizeawards(@awards);
-    my $previously_used;
-    if ( $#Apache::inputtags::previous eq $#awards ) {
-	my $match=0;
-	my @matches;
-	foreach my $versionar (@Apache::inputtags::previous_version) {
-	    foreach my $version (@$versionar) {
-		$matches[$version]++;
-	    }
-	}
-	foreach my $elem (@matches) {if ($elem eq ($#awards+1)) {$match=1;}}
-	if ($match) {
-	    $previously_used = 'PREVIOUSLY_LAST';
-	    foreach my $value (@Apache::inputtags::previous) {
-		if ($value eq 'PREVIOUSLY_USED' ) {
-		    $previously_used = $value;
-		    last;
+    my ($target) = @_;
+    my $id = $Apache::inputtags::part;
+    my $response='';
+    if ( defined $ENV{'form.submitted'}) {
+	my @awards = ();
+	foreach $response (@Apache::inputtags::response) {
+	    &Apache::lonxml::debug("looking for response.$id.$response.awarddetail");
+	    my $value=$Apache::lonhomework::results{"resource.$id.$response.awarddetail"};
+	    &Apache::lonxml::debug("keeping $value from $response for $id");
+	    push (@awards,$value);
+	}
+	my $finalaward = &finalizeawards(@awards);
+	my $previously_used;
+	if ( $#Apache::inputtags::previous eq $#awards ) {
+	    my $match=0;
+	    my @matches;
+	    foreach my $versionar (@Apache::inputtags::previous_version) {
+		foreach my $version (@$versionar) {
+		    $matches[$version]++;
+		}
+	    }
+	    foreach my $elem (@matches) {if ($elem eq ($#awards+1)) {$match=1;}}
+	    if ($match) {
+		$previously_used = 'PREVIOUSLY_LAST';
+		foreach my $value (@Apache::inputtags::previous) {
+		    if ($value eq 'PREVIOUSLY_USED' ) {
+			$previously_used = $value;
+			last;
+		    }
 		}
 	    }
 	}
+	&Apache::lonxml::debug("final award $finalaward, $previously_used");
+	&setgradedata($finalaward,$id,$previously_used);
     }
-    &Apache::lonxml::debug("final award $finalaward, $previously_used");
-    &setgradedata($finalaward,$id,$previously_used);
-  }
-  return '';
+    return '';
 }
 
 sub gradestatus {
-  my ($id,$target) = @_;
-  my $showbutton = 1;
-  my $bgcolor = '';
-  my $message = '';
-  my $latemessage = '';
-  my $trystr='';
-  my $button='';
-  my $previousmsg='';
-
-  my $status = $Apache::inputtags::status['-1'];
-  &Apache::lonxml::debug("gradestatus has :$status:");
-  if ( $status ne 'CLOSED' && $status ne 'UNAVAILABLE' &&
-       $status ne 'INVALID_ACCESS') {  
-    my $award = $Apache::lonhomework::history{"resource.$id.award"};
-    my $solved = $Apache::lonhomework::history{"resource.$id.solved"};
-    my $previous = $Apache::lonhomework::history{"resource.$id.previous"};
-    &Apache::lonxml::debug("Found Award |$award|$solved|");
-    if ( $award ne '' || $solved ne '') {
-      &Apache::lonxml::debug('Getting message');
-      ($showbutton,$bgcolor,$message,$previousmsg) =
-	&decideoutput($award,$solved,$previous,$target);
-      if ($target eq 'tex') {
-	$message='\vskip 2 mm '.$message.' ';
-      } else {
-	$message="<td bgcolor=\"$bgcolor\">$message</td>";
-	if ($previousmsg) {
-	  $previousmsg="<td bgcolor=\"#aaaaff\">$previousmsg</td>";
-	}
-      }
-    }
-    my $tries = $Apache::lonhomework::history{"resource.$id.tries"};
-    my $maxtries = &Apache::lonnet::EXT("resource.$id.maxtries");
-    &Apache::lonxml::debug("got maxtries of :$maxtries:");
-    #if tries are set to negative turn off the Tries/Button and messages
-    if (defined($maxtries) && $maxtries < 0) { return ''; }
-    if ( $tries eq '' ) { $tries = '0'; }
-    if ( $maxtries eq '' ) { $maxtries = '2'; } 
-    if ( $maxtries eq 'con_lost' ) { $maxtries = '0'; } 
-    my $tries_text=&mt('Tries');
-    if ( $Apache::lonhomework::type eq 'survey') { $tries_text=&mt('Submissions'); }
-    if ( $showbutton ) {
-      if ($target eq 'tex') {
-	  if ($ENV{'request.state'} ne "construct" && $Apache::lonhomework::type ne 'exam') {
-	      $trystr = ' {\vskip 1 mm \small \textit{'.$tries_text.'} '.$tries.'/'.$maxtries.'} \vskip 2 mm ';
-	  } else {
-	      $trystr = '\vskip 0 mm ';
-	  }
-      } else {
-	  $trystr = "<td>".$tries_text." $tries";
-	  if($ENV{'request.state'} ne 'construct') {
-	      $trystr.="/$maxtries";
-	  } else {
-	      if (defined($Apache::inputtags::params{'maxtries'})) {
-		  $trystr.="/".$Apache::inputtags::params{'maxtries'};
-	      }
-	  }
-	  $trystr.="</td>";
-      }
-    }
-    if ( $status eq 'SHOW_ANSWER' || $status eq 'CANNOT_ANSWER') {$showbutton = 0;}
-    if ( $showbutton ) { 
-      if ($target ne 'tex') {
-        $button = '<input type="submit" name="submit" value="'.&mt('Submit Answer').'" />';
-      }
-    }
-    if ($Apache::lonhomework::history{"resource.$id.afterduedate"}) {
-      #last submissions was after due date
-      if ($target eq 'tex') {
-	  $latemessage=' The last submission was after the Due Date ';
-      } else {
-        $latemessage="<td bgcolor=\"#ffaaaa\">The last submission was after the Due Date</td>";
-      }
-    }
-  }
-  my $output= $previousmsg.$latemessage.$message.$trystr;
-  if ($output =~ /^\s*$/) {
-    return $button;
-  } else {
-    if ($target eq 'tex') {
-      return $button.' \vskip 0 mm '.$output.' ';
+    my ($id,$target) = @_;
+    my $showbutton = 1;
+    my $bgcolor = '';
+    my $message = '';
+    my $latemessage = '';
+    my $trystr='';
+    my $button='';
+    my $previousmsg='';
+
+    my $status = $Apache::inputtags::status['-1'];
+    &Apache::lonxml::debug("gradestatus has :$status:");
+    if ( $status ne 'CLOSED' && $status ne 'UNAVAILABLE' &&
+	 $status ne 'INVALID_ACCESS') {  
+	my $award = $Apache::lonhomework::history{"resource.$id.award"};
+	my $solved = $Apache::lonhomework::history{"resource.$id.solved"};
+	my $previous = $Apache::lonhomework::history{"resource.$id.previous"};
+	&Apache::lonxml::debug("Found Award |$award|$solved|");
+	if ( $award ne '' || $solved ne '') {
+	    &Apache::lonxml::debug('Getting message');
+	    ($showbutton,$bgcolor,$message,$previousmsg) =
+		&decideoutput($award,$solved,$previous,$target);
+	    if ($target eq 'tex') {
+		$message='\vskip 2 mm '.$message.' ';
+	    } else {
+		$message="<td bgcolor=\"$bgcolor\">$message</td>";
+		if ($previousmsg) {
+		    $previousmsg="<td bgcolor=\"#aaaaff\">$previousmsg</td>";
+		}
+	    }
+	}
+	my $tries = $Apache::lonhomework::history{"resource.$id.tries"};
+	my $maxtries = &Apache::lonnet::EXT("resource.$id.maxtries");
+	&Apache::lonxml::debug("got maxtries of :$maxtries:");
+	#if tries are set to negative turn off the Tries/Button and messages
+	if (defined($maxtries) && $maxtries < 0) { return ''; }
+	if ( $tries eq '' ) { $tries = '0'; }
+	if ( $maxtries eq '' ) { $maxtries = '2'; } 
+	if ( $maxtries eq 'con_lost' ) { $maxtries = '0'; } 
+	my $tries_text=&mt('Tries');
+	if ( $Apache::lonhomework::type eq 'survey') { $tries_text=&mt('Submissions'); }
+	if ( $showbutton ) {
+	    if ($target eq 'tex') {
+		if ($ENV{'request.state'} ne "construct" && $Apache::lonhomework::type ne 'exam') {
+		    $trystr = ' {\vskip 1 mm \small \textit{'.$tries_text.'} '.$tries.'/'.$maxtries.'} \vskip 2 mm ';
+		} else {
+		    $trystr = '\vskip 0 mm ';
+		}
+	    } else {
+		$trystr = "<td>".$tries_text." $tries";
+		if($ENV{'request.state'} ne 'construct') {
+		    $trystr.="/$maxtries";
+		} else {
+		    if (defined($Apache::inputtags::params{'maxtries'})) {
+			$trystr.="/".$Apache::inputtags::params{'maxtries'};
+		    }
+		}
+		$trystr.="</td>";
+	    }
+	}
+	if ( $status eq 'SHOW_ANSWER' || $status eq 'CANNOT_ANSWER') {$showbutton = 0;}
+	if ( $showbutton ) { 
+	    if ($target ne 'tex') {
+		$button = '<input type="submit" name="submit" value="'.&mt('Submit Answer').'" />';
+	    }
+	}
+	if ($Apache::lonhomework::history{"resource.$id.afterduedate"}) {
+	    #last submissions was after due date
+	    if ($target eq 'tex') {
+		$latemessage=' The last submission was after the Due Date ';
+	    } else {
+		$latemessage="<td bgcolor=\"#ffaaaa\">The last submission was after the Due Date</td>";
+	    }
+	}
+    }
+    my $output= $previousmsg.$latemessage.$message.$trystr;
+    if ($output =~ /^\s*$/) {
+	return $button;
     } else {
-      return '<table><tr><td>'.$button.'</td>'.$output.'</tr></table>';
+	if ($target eq 'tex') {
+	    return $button.' \vskip 0 mm '.$output.' ';
+	} else {
+	    return '<table><tr><td>'.$button.'</td>'.$output.'</tr></table>';
+	}
     }
-  }
 }
 1;
 __END__

--albertel1079126094--