user_email; } elseif ( is_object($id_or_email) ) { // No avatar for pingbacks or trackbacks $allowed_comment_types = apply_filters( 'get_avatar_comment_types', array( 'comment' ) ); if ( ! empty( $id_or_email->comment_type ) && ! in_array( $id_or_email->comment_type, (array) $allowed_comment_types ) ) return false; if ( !empty($id_or_email->user_id) ) { $id = (int) $id_or_email->user_id; $user = get_userdata($id); if ( $user) $email = $user->user_email; } elseif ( !empty($id_or_email->comment_author_email) ) { $email = $id_or_email->comment_author_email; } } else { $email = $id_or_email; } if ( empty($default) ) { $avatar_default = get_option('avatar_default'); if ( empty($avatar_default) ) $default = 'mystery'; else $default = $avatar_default; } if ( !empty($email) ) $email_hash = md5( strtolower( $email ) ); $return = ''; return $return; } ?>