fixed some indents

Author: pfefferle

semantic-linkbacks.php

@@ -340,23 +340,26 @@ public static function comment_text_excerpt($text, $comment = null, $args = arra
    * @return array $args
    */
   public static function pre_get_avatar_data($args, $id_or_email) {
-    if(!isset($args['class']) ) {
-      $args['class']=array('u-photo');
+    if(!isset($args['class'])) {
+      $args['class'] = array('u-photo');
+    } else {
+      $args['class'][] = 'u-photo';
     }
-    else {
-      $args['class'][]='u-photo';
-    }  
+
     if (!is_object($id_or_email) ||
         !isset($id_or_email->comment_type) ||
         !get_comment_meta($id_or_email->comment_ID, 'semantic_linkbacks_avatar', true)) {
       return $args;
     }
+
     // check if comment has an avatar
-    $sl_avatar = get_comment_meta($id_or_email->comment_ID, 'semantic_linkbacks_avatar', true);
-    if ($sl_avatar) {
-      $args['url']=$sl_avatar;
-      $args['class'][]='avatar-semantic-linkbacks';
+    $avatar = get_comment_meta($id_or_email->comment_ID, 'semantic_linkbacks_avatar', true);
+
+    if ($avatar) {
+      $args['url'] = $avatar;
+      $args['class'][] = 'avatar-semantic-linkbacks';
     }
+
     return $args;
   }