Reuse list of filters which specify a canned response

include/class.canned.php

@@ -96,6 +96,20 @@ class Canned {
         return $this->getHashtable();
     }
 
+    function getFilters() {
+        if (!$this->_filters) {
+            $this->_filters = array();
+            $res = db_query(
+                  'SELECT DISTINCT name'
+                .' FROM '.EMAIL_FILTER_TABLE
+                .' WHERE canned_response_id = '.db_input($this->getId())
+                .' ORDER BY name');
+            while ($row = db_fetch_row($res))
+                $this->_filters[] = $row[0];
+        }
+        return $this->_filters;
+    }
+
     function update($vars, &$errors) {
 
         if(!$this->save($this->getId(),$vars,$errors))

include/staff/cannedreply.inc.php

@@ -9,11 +9,6 @@ if($canned && $_REQUEST['a']!='add'){
     $info=$canned->getInfo();
     $info['id']=$canned->getId();
     $qstr.='&id='.$canned->getId();
-    $res = db_query(
-          'SELECT GROUP_CONCAT(DISTINCT name ORDER BY name SEPARATOR ", ")'
-        .' FROM '.EMAIL_FILTER_TABLE
-        .' WHERE canned_response_id = '.db_input($canned->getId()));
-    $info['filter'] = ($res && ($row = db_fetch_row($res))) ? $row[0] : null;
 }else {
     $title='Add New Canned Reply';
     $action='create';
@@ -112,10 +107,10 @@ $info=Format::htmlchars(($errors && $_POST)?$_POST:$info);
         </tr>
     </tbody>
 </table>
- <?php if ($info['filter']) { ?>
+ <?php if ($canned->getFilters()) { ?>
     <br/>
     <div id="msg_warning">Canned reply is in use by email filter(s): <?php
-    echo $info['filter']; ?></div>
+    echo implode(', ', $canned->getFilters()); ?></div>
  <?php } ?>
 <p style="padding-left:225px;">
     <input type="submit" name="submit" value="<?php echo $submit_text; ?>">