--- loncom/interface/portfolio.pm	2004/09/06 23:11:57	1.36
+++ loncom/interface/portfolio.pm	2004/09/06 23:59:05	1.37
@@ -407,20 +407,37 @@ sub upload {
 
 sub createdir {
     my ($r)=@_;
-    #FIXME 1) file exists in place of dir (errormessage needs improvement)
     my $newdir=&Apache::lonnet::clean_filename($ENV{'form.newdir'});
     if ($newdir eq '') {
-	$r->print('<font color="red">'.
-		  &mt("Error: no valid directory name was provided.").
-		  '</font><br />');
-	$r->print(&done());
-	return;
+    	$r->print('<font color="red">'.
+	    	  &mt("Error: no directory name was provided.").
+		      '</font><br />');
+	    $r->print(&done());
+	    return;
     } 
-    my $result=&Apache::lonnet::mkdiruserfile($ENV{'user.name'},
-	     $ENV{'user.domain'},'portfolio'.$ENV{'form.currentpath'}.$newdir);
-    if ($result ne 'ok') {
-	$r->print('<font color="red"> An errror occured ('.$result.
-		  ') while trying to create a new directory '.&display_file().'</font><br />');
+    my $portfolio_root = &Apache::loncommon::propath($ENV{'user.domain'},
+						 $ENV{'user.name'}).
+						'/userfiles/portfolio';
+    my @dir_list=&Apache::lonnet::dirlist($ENV{'form.currentpath'},
+					  $ENV{'user.domain'},
+					  $ENV{'user.name'},$portfolio_root);
+    my $found_file = 0;
+    foreach my $line (@dir_list) {
+        my ($filename)=split(/\&/,$line,2);
+        if ($filename eq $newdir){
+            $found_file = 1;
+        }
+    }
+    if ($found_file){
+    	    $r->print('<font color="red"> Unable to create a directory named <strong>'.$newdir.
+    	            ' </strong>a file or directory by that name already exists.</font><br />');
+    } else {
+        my $result=&Apache::lonnet::mkdiruserfile($ENV{'user.name'},
+	         $ENV{'user.domain'},'portfolio'.$ENV{'form.currentpath'}.$newdir);
+        if ($result ne 'ok') {
+    	    $r->print('<font color="red"> An errror occured ('.$result.
+	    	      ') while trying to create a new directory '.&display_file().'</font><br />');
+        }
     }
     $r->print(&done());
 }