static methods

git-svn-id: https://plugins.svn.wordpress.org/affiliates/trunk@924871 b8457f37-d9ea-0310-8a92-e5e31aec5664
static methods

git-svn-id: https://plugins.svn.wordpress.org/affiliates/trunk@924872 b8457f37-d9ea-0310-8a92-e5e31aec5664