--- loncom/homework/response.pm	2005/11/10 22:19:27	1.128
+++ loncom/homework/response.pm	2005/12/06 10:00:08	1.133
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # various response type definitons response definition
 #
-# $Id: response.pm,v 1.128 2005/11/10 22:19:27 albertel Exp $
+# $Id: response.pm,v 1.133 2005/12/06 10:00:08 albertel Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -32,7 +32,7 @@ use Apache::lonlocal;
 use Apache::lonnet;
 
 BEGIN {
-    &Apache::lonxml::register('Apache::response',('responseparam','parameter','dataresponse','algorithmicresponse'));
+    &Apache::lonxml::register('Apache::response',('responseparam','parameter','dataresponse','customresponse'));
 }
 
 sub start_response {
@@ -362,12 +362,12 @@ sub end_dataresponse {
     return $result;
 }
 
-sub start_algorithmicresponse {
+sub start_customresponse {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
     my $id = &Apache::response::start_response($parstack,$safeeval);
-    push(@Apache::lonxml::namespace,'algorithmicresponse');
+    push(@Apache::lonxml::namespace,'customresponse');
     my $result;
-    undef($Apache::response::algorithmic_answer);
+    undef($Apache::response::custom_answer);
     &Apache::lonxml::register('Apache::response',('answer'));
     if ($target eq 'web') {
   	if (  &Apache::response::show_answer() ) {
@@ -391,12 +391,12 @@ sub start_algorithmicresponse {
     } elsif ($target eq 'answer' || $target eq 'grade') {
 	&Apache::response::reset_params();
     } elsif ($target eq 'meta') {
-	$result .= &Apache::response::meta_package_write('algorithmicresponse');
+	$result .= &Apache::response::meta_package_write('customresponse');
     }
     return $result;
 }
 
-sub end_algorithmicresponse {
+sub end_customresponse {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
     my $result;
     my $part=$Apache::inputtags::part;
@@ -404,7 +404,7 @@ sub end_algorithmicresponse {
     if ( $target eq 'grade' && &Apache::response::submitted() ) {
 	my $response = &Apache::response::getresponse();
 	if ( $response =~ /[^\s]/ && 
-	     $Apache::response::algorithmic_answer_type eq 'loncapa/perl') {
+	     $Apache::response::custom_answer_type eq 'loncapa/perl') {
 	    if (!$Apache::lonxml::default_homework_loaded) {
 		&Apache::lonxml::default_homework_load($safeeval);
 	    }
@@ -413,10 +413,10 @@ sub end_algorithmicresponse {
 	    $Apache::lonhomework::results{"resource.$part.$id.submission"}=
 		$response;
 	    my $error;
-	    ${$safeeval->varglob('LONCAPA::algorithmicresponse_submission')}=
+	    ${$safeeval->varglob('LONCAPA::customresponse_submission')}=
 		$response;
 	    
-	    my $award = &Apache::run::run('{ my $submission=$LONCAPA::algorithmicresponse_submission;'.$Apache::response::algorithmic_answer.'}',$safeeval);
+	    my $award = &Apache::run::run('{ my $submission=$LONCAPA::customresponse_submission;'.$Apache::response::custom_answer.'}',$safeeval);
 	    if (!&Apache::inputtags::valid_award($award)) {
 		$error = $award;
 		$award = 'ERROR';
@@ -439,15 +439,15 @@ sub end_algorithmicresponse {
 sub start_answer {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
     my $result;
-    $Apache::response::algorithmic_answer=
+    $Apache::response::custom_answer=
 	&Apache::lonxml::get_all_text_unbalanced("/answer",$parser);
-    $Apache::response::algorithmic_answer_type=
+    $Apache::response::custom_answer_type=
 	lc(&Apache::lonxml::get_param('type',$parstack,$safeeval));
-    $Apache::response::algorithmic_answer_type =~ s/\s+//g;
+    $Apache::response::custom_answer_type =~ s/\s+//g;
     if ($target eq "edit" ) {
 	$result=&Apache::edit::tag_start($target,$token,'Answer algorithm');
 	$result.=&Apache::edit::editfield($token->[1],
-					  $Apache::response::algorithmic_answer,
+					  $Apache::response::custom_answer,
 					  '',80,4);
     } elsif ( $target eq "modified" ) {
 	$result=$token->[4].&Apache::edit::modifiedfield('/answer',$parser);
@@ -592,15 +592,30 @@ sub setup_params {
     }
 }
 
+{
+    my @answer_bits;
+
 sub answer_header {
-    my ($type) = @_;
+    my ($type,$increment) = @_;
     my $result;
     if ($env{'form.answer_output_mode'} eq 'tex') {
-	$result = ' \vskip 0 mm \begin{tabular}{|c|}\hline Answer for Part: \verb|'.
-                  $Apache::inputtags::part.'| \\\\ \hline ';
+	undef(@answer_bits);
+	my $bit;
+	if ($Apache::lonhomework::type eq 'exam') {
+	    $bit = ($Apache::lonxml::counter+$increment).') ';
+	} else {
+	    $bit .= ' Answer for Part: \verb|'.
+		$Apache::inputtags::part.'| ';
+	}
+	push(@answer_bits,$bit);
     } else {
-	$result = '<table border="1"><tr><td>Answer for Part:'.
-	    $Apache::inputtags::part. '</td>'."\n";
+	$result  = '<table border="1"><tr>';
+	if ($Apache::lonhomework::type eq 'exam') {
+	    $result .= '<td>'.$Apache::lonxml::counter. ')</td>';
+	} else {
+	    $result .= '<td>Answer for Part:'.$Apache::inputtags::part.'</td>';
+	}
+	$result .= "\n";
     }
     return $result;
 }
@@ -617,7 +632,9 @@ sub answer_part {
 		last;
 	    }
 	}
-	$result = '\verb'.$to_use.$answer.$to_use.'\\\\ \hline ';
+	if ($answer ne '') {
+	    push(@answer_bits,'\verb'.$to_use.$answer.$to_use);
+	}
     } else {
 	$result = '<td>'.$answer.'</td>';
     }
@@ -628,13 +645,18 @@ sub answer_footer {
     my ($type) = @_;
     my $result;
     if ($env{'form.answer_output_mode'} eq 'tex') {
-	$result = ' \end{tabular} \vskip 0 mm ';
+	my $columns = scalar(@answer_bits);
+	$result  = ' \vskip 0 mm \begin{tabular}{|'.'c|'x$columns.'}\hline ';
+	$result .= join(' & ',@answer_bits);
+	$result .= ' \\\\ \\hline \end{tabular} \vskip 0 mm ';
     } else {
 	$result = '</tr></table>';
     }
     return $result;
 }
 
+}
+
 sub showallfoils {
     if (defined($env{'form.showallfoils'})) {
 	my ($symb)=&Apache::lonxml::whichuser();
@@ -858,6 +880,28 @@ sub submitted {
     return 0;
 }
 
+sub add_to_gradingqueue {
+    my ($symb,$courseid,$domain,$name) = &Apache::lonxml::whichuser();
+    if (   $courseid eq ''
+	|| $symb eq ''
+	|| $env{'request.state'} eq 'construct') {
+	return;
+    }
+
+    my %queue_info = ( 'type' => 'problem',
+		       'time' => time);
+
+    if (exists($Apache::lonhomework::history{"resource.0.checkedin.slot"})) {
+	$queue_info{'slot'}=
+	     $Apache::lonhomework::history{"resource.0.checkedin.slot"};
+    }
+
+    my $result=&Apache::bridgetask::add_to_queue('gradingqueue',\%queue_info);
+    if ($result ne 'ok') {
+	&Apache::lonxml::error("add_to_queue said $result");
+    }
+}
+
 # basically undef and 0 (both false) mean that they still have work to do
 # and all true values mean that they can't do any more work
 #