--- loncom/xml/scripttag.pm	2005/09/15 18:30:11	1.131
+++ loncom/xml/scripttag.pm	2006/03/29 22:48:08	1.134.2.2
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # <script> definiton
 #
-# $Id: scripttag.pm,v 1.131 2005/09/15 18:30:11 albertel Exp $
+# $Id: scripttag.pm,v 1.134.2.2 2006/03/29 22:48:08 albertel Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -82,7 +82,7 @@ sub end_LONCAPA_INTERNAL_TURN_STYLE_OFF
 
 sub start_LONCAPA_INTERNAL_LONHTTPD_PORT {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
-    if ($target eq 'web') {
+    if ($target eq 'web' || $target eq 'webgrade') {
 	my $lonhttpdPort=$Apache::lonnet::perlvar{'lonhttpdPort'};
 	if (!defined($lonhttpdPort)) { $lonhttpdPort='8080'; }
 	return '<script type="text/javascript">var lonhttpdport=\''.
@@ -214,7 +214,7 @@ sub start_scriptlib {
 
   if ($target eq 'web' || $target eq 'tex' || $target eq 'grade' ||
       $target eq 'meta' || $target eq 'edit' || $target eq 'answer' ||
-      $target eq 'analyze') {
+      $target eq 'analyze' || $target eq 'webgrade') {
     $bodytext=$$parser[$#$parser]->get_text("/scriptlib");
     $bodytext=&Apache::run::evaluate($bodytext,$safeeval,
 				     $$parstack[$#$parstack]);
@@ -260,7 +260,7 @@ sub start_parserlib {
   my $error='';
   if ($target eq 'web' || $target eq 'tex' || $target eq 'grade' ||
       $target eq 'meta' || $target eq 'edit' || $target eq 'answer' ||
-      $target eq 'analyze') {
+      $target eq 'analyze' || $target eq 'webgrade') {
     $bodytext=$$parser[$#$parser]->get_text("/parserlib");
     $bodytext=&Apache::run::evaluate($bodytext,$safeeval,
 				     $$parstack[$#$parstack]);
@@ -301,7 +301,7 @@ sub end_parserlib {
 sub start_window {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
     my $result = '';
-    if ($target eq 'web') {
+    if ($target eq 'web' || $target eq 'webgrade') {
 	&Apache::lonxml::startredirection;
     } elsif ($target eq 'tex') {
 	$result = '\unskip\footnote{';
@@ -323,7 +323,7 @@ sub start_window {
 sub end_window {
   my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
   my $result;
-  if ($target eq 'web') {
+  if ($target eq 'web' || $target eq 'webgrade') {
     my $output=&Apache::lonxml::endredirection;
     $output =~ s/[\n\r]/ /g;
 #    $output = &HTML::Entities::encode($output,'<>&"\'');
@@ -350,8 +350,8 @@ sub start_import {
 
   $bodytext=Apache::run::evaluate($bodytext,$safeeval,$$parstack[$#$parstack]);
 
-  if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' ||
-      $target eq 'tex' || $target eq 'analyze' ) {
+  if ($target eq 'web' ||  $target eq 'webgrade' || $target eq 'grade' 
+      || $target eq 'answer' || $target eq 'tex' || $target eq 'analyze' ) {
     # FIXME this probably needs to be smart about construction vs.
     # non construction space.
     my $location=&Apache::lonnet::filelocation($Apache::lonxml::pwd['-1'],$bodytext);
@@ -440,9 +440,9 @@ sub end_physnet {
 sub start_standalone {
   my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
   my $result='';
-  if ($target eq 'web' ) {
+  if ($target eq 'web' || $target eq 'webgrade') {
     if ( $env{'request.course.id'} ) {
-      my $inside = &Apache::lonxml::get_all_text("/standalone",$parser);
+      my $inside = &Apache::lonxml::get_all_text("/standalone",$parser,$style);
     } else {
       $result='<table bgcolor="#E1E1E1" border="2"><tr><td>';
     }
@@ -453,7 +453,7 @@ sub start_standalone {
 sub end_standalone {
   my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
   my $result='';
-  if ($target eq 'web' ) {
+  if ($target eq 'web' || $target eq 'webgrade' ) {
     if ( $env{'request.course.id'} ) {
     } else {
       $result='</td></tr></table>';
@@ -467,14 +467,15 @@ sub start_comment {
   my $result='';
   if ($target eq 'edit') {
     $result=&Apache::edit::tag_start($target,$token);
-    my $bodytext=&Apache::lonxml::get_all_text("/comment",$parser);
+    my $bodytext=&Apache::lonxml::get_all_text("/comment",$parser,$style);
     $result.=&Apache::edit::editfield($token->[1],$bodytext,'',80,4)
   } elsif ( $target eq 'modified') {
     $result=$token->[4].&Apache::edit::modifiedfield("/comment",$parser);
-  } elsif ( $target eq 'web' || $target eq 'tex' || $target eq 'grade' ||
-	    $target eq 'answer' || $target eq 'meta' || $target eq 'analyze') {
+  } elsif ( $target eq 'web'    || $target eq 'tex'  || $target eq 'grade'   ||
+	    $target eq 'answer' || $target eq 'meta' || $target eq 'analyze' ||
+	    $target eq 'webgrade') {
     #normally throw away comments
-    my $bodytext=&Apache::lonxml::get_all_text("/comment",$parser);
+    my $bodytext=&Apache::lonxml::get_all_text("/comment",$parser,$style);
   }
   return $result;
 }
@@ -501,9 +502,11 @@ sub xmlparse {
     @Apache::scripttag::parser_env;
   my @parser;
   &Apache::lonxml::newparser(\@parser,\$string);
+  &Apache::lonxml::startredirection();
   my $result=&Apache::lonxml::inner_xmlparse($target,$tagstack,
 					     $parstack,\@parser,
 					     $safeeval,$style);
+  $result.=&Apache::lonxml::endredirection();
   &Apache::lonxml::debug("target is $target xmlparse recursion ending with $result");
   return $result;
 }
@@ -512,7 +515,7 @@ sub start_num {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style) = @_;
     my $result = '';
     my $inside = &Apache::lonxml::get_all_text_unbalanced("/num",$parser);
-    if ($target eq 'tex' || $target eq 'web') {
+    if ($target eq 'tex' || $target eq 'web' || $target eq 'webgrade') {
 	$inside=&Apache::run::evaluate($inside,$safeeval,$$parstack[-1]);
 	if (!$Apache::lonxml::default_homework_loaded) {
 	    &Apache::lonxml::default_homework_load($safeeval);
@@ -533,9 +536,9 @@ sub end_num {
 sub start_parse {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style) = @_;
     my $result = '';
-    if ( $target eq 'web' || $target eq 'tex' ||
-	 $target eq 'grade' || $target eq 'answer' ||
-	 $target eq 'analyze') {
+    if ( $target eq 'web'    || $target eq 'tex'    ||
+	 $target eq 'grade'  || $target eq 'answer' ||
+	 $target eq 'analyze'|| $target eq 'webgrade') {
 	my $inside = &Apache::lonxml::get_all_text_unbalanced("/parse",$parser);
 	$inside=&Apache::run::evaluate($inside,$safeeval,$$parstack[-1]);
 	if (!$Apache::lonxml::default_homework_loaded) {
@@ -543,6 +546,13 @@ sub start_parse {
 	}
 	@Apache::scripttag::parser_env = @_;
 	$result=&Apache::run::run("return &xmlparse(q\0$inside\0);",$safeeval);
+	if ($target eq 'grade' || $target eq 'answer' ||
+	    $target eq 'analyze') {
+	    # grade/answer/analyxe should produce no output but if we
+	    # are redirecting, the redirecter should know what to do
+	    # with the output
+	    if (!$Apache::lonxml::redirection) { $result=''; }
+	}
     }
     return $result;
 }
@@ -556,9 +566,9 @@ sub end_parse {
 sub start_algebra {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style) = @_;
     my $result = '';
-    if ( $target eq 'web' || $target eq 'tex' ||
-	 $target eq 'grade' || $target eq 'answer' ||
-	 $target eq 'analyze') {
+    if ( $target eq 'web'     || $target eq 'tex'    ||
+	 $target eq 'grade'   || $target eq 'answer' ||
+	 $target eq 'analyze' || $target eq 'webgrade') {
 	my $inside = &Apache::lonxml::get_all_text_unbalanced("/algebra",$parser);
 	$inside = &Apache::run::evaluate($inside,$safeeval,$$parstack[-1]);
 	if ($target eq 'web' || $target eq 'tex' || $target eq 'analyze') {