Added exclude functionality to filelist.php

snippets/filelist/filelist.php

@@ -3,6 +3,7 @@
 // set some defaults
 if(!isset($sort)) $sort = 'filename';
 if(!isset($direction)) $direction = 'desc';
+if(!isset($exclude)) $exclude = array('md','mdown','txt');
 
 // get the list of files for this page
 $files = $page->files();
@@ -13,9 +14,20 @@
 // sort the list
 $files = $files->sortBy($sort, $direction);
 
+// when excluding files, the UL will still be returned if there are no files to show
+foreach($files as $file):
+  if(in_array($file->extension(),$exclude)):
+		unset($files->_[$file->filename]);
+	endif;
+endforeach;
+
+if(count($files->_)>0): 
 ?>
+
 <ul class="filelist">
   <?php foreach($files as $file): ?>
   <li><a href="<?php echo $file->url() ?>"><?php echo html($file->filename()) ?></a></li>    
-  <?php endforeach ?>
-</ul>
+  <?php endforeach; ?>
+</ul>
+
+<?php endif; ?>