Use the theme's avatar as the default if Gravatar doesn't have one.

1 files changed, 3 insertions, 3 deletions

diff --git a/modules/user/models/user.php b/modules/user/models/user.php
index 991e02f0..85fa75bb 100644
--- a/modules/user/models/user.php
+++ b/modules/user/models/user.php
@@ -48,8 +48,8 @@ class User_Model extends ORM {
    * @param integer $size the target size of the image (default 80px)
    * @return string a url
    */
-  public function avatar_url($size=80) {
-    return sprintf("http://www.gravatar.com/avatar/%s.jpg?s=%d&r=pg",
-                   md5($this->email), $size);
+  public function avatar_url($size=80, $default=null) {
+    return sprintf("http://www.gravatar.com/avatar/%s.jpg?s=%d&r=pg%s",
+                   md5($this->email), $size, $default ? "&d=" . urlencode($default) : "");
   }
 }
\ No newline at end of file