--- loncom/homework/inputtags.pm	2008/12/07 23:40:57	1.251
+++ loncom/homework/inputtags.pm	2008/12/15 20:24:53	1.254
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # input  definitons
 #
-# $Id: inputtags.pm,v 1.251 2008/12/07 23:40:57 www Exp $
+# $Id: inputtags.pm,v 1.254 2008/12/15 20:24:53 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -461,16 +461,17 @@ sub end_hiddenline {
 $part -> partid
 $id -> responseid
 $uploadefiletypes -> comma seperated list of extensions allowed or * for any
-$which -> 'uploadedonly'  -> only newly uploaded files
+$which -> 'uploadonly'  -> only newly uploaded files
           'portfolioonly' -> only allow files from portfolio
           'both' -> allow files from either location
 $extratext -> additional text to go between the link and the input box
+$maxfilesize -> maximum cumulative filesize for submitted files (in MB).
 returns a table row <tr> 
 
 =cut
 
 sub file_selector {
-    my ($part,$id,$uploadedfiletypes,$which,$extratext)=@_;
+    my ($part,$id,$uploadedfiletypes,$which,$extratext,$maxfilesize)=@_;
     if (!$uploadedfiletypes) { return ''; }
 
     my $jspart=$part;
@@ -479,9 +480,16 @@ sub file_selector {
     my $result;
     
     $result.='<tr><td>';
-    if ($uploadedfiletypes ne '*') {
-	$result.=
-	    &mt('Allowed filetypes: [_1]','<b>'.$uploadedfiletypes.'</b>').'<br />';
+    if (($uploadedfiletypes ne '*') || ($maxfilesize)) {
+        if ($uploadedfiletypes ne '*') {
+	    $result.=
+	        &mt('Allowed filetypes: [_1]','<b>'.$uploadedfiletypes.'</b>').'<br />';
+        }
+        if ($maxfilesize) {
+            $result.=&mt('Combined size of files not to exceed: [_1] MB[_2].',
+                         '<b>'.$maxfilesize.'</b>').'<br />';
+        }
+        $result .= '<br />';
     }
     if ($which eq 'uploadonly' || $which eq 'both') { 
 	$result.=&mt('Submit a file: (only one file can be uploaded)').
@@ -498,7 +506,6 @@ sub file_selector {
 	    '<input type="text" size="50" name="HWPORT'.$jspart.'_'.$id.'" value="" />'.
 	    '<br />';
 	$result .= &show_past_portfile_submission($part,$id);
-
     }
     $result.='</td></tr>'; 
     return $result;
@@ -887,14 +894,27 @@ sub decideoutput {
     my (undef,undef,$domain,$user)=&Apache::lonnet::whichuser();
     foreach my $resid(@Apache::inputtags::response){
         if ($Apache::lonhomework::history{"resource.$part.$resid.handback"}) {
-	    $message.='<br />';
+            if ($target eq 'tex') {
+                $message.= "\\\\\n";
+            } else {
+                $message.='<br />';
+            }
 	    my @files = split(/\s*,\s*/,
 			      $Apache::lonhomework::history{"resource.$part.$resid.handback"});
 	    my $file_msg;
 	    foreach my $file (@files) {
-		$file_msg.= '<br /><a href="/uploaded/'."$domain/$user".'/'.$file.'">'.$file.'</a>';
+                if ($target eq 'tex') {
+                    $file_msg.= "\\\\\n".$file;
+                } else {
+                    $file_msg.= '<br /><a href="/uploaded/'."$domain/$user".'/'.$file.'">'.$file.'</a>';
+                }
 	    }
 	    $message .= &mt('Returned file(s): [_1]',$file_msg);
+            if ($target eq 'tex') {
+                $message.= "\\\\\n";
+            } else {
+                $message.='<br />';
+            }
 	}
     }
 
@@ -1216,7 +1236,7 @@ sub get_grade_messages {
 		$trystr = '\vskip 0 mm ';
 	    }
 	} else {
-	    $trystr = "<td><nobr>".$tries_text." $tries";
+	    $trystr = '<td><span class="LC_nobreak">'.$tries_text." $tries";
 	    if ($Apache::lonhomework::parsing_a_task) {
 	    } elsif($env{'request.state'} ne 'construct') {
 		$trystr.="/$maxtries";
@@ -1225,7 +1245,7 @@ sub get_grade_messages {
 		    $trystr.="/".$Apache::inputtags::params{'maxtries'};
 		}
 	    }
-	    $trystr.="</nobr></td>";
+	    $trystr.="</span></td>";
 	}
     }