renderServer don't support Extension,don't deal with /link.php?url=aHR0cDovL21haS5iaXRhdXRvLmNvbS8,cmZwYV90cmFja2VyPTFfNCZleHRlcm5hbHJmcGFfdHJhY2tlcj0xN18yOF8xXzQ0N18z