} else { if (isset($_GET['bf']) && isset($_GET['uid']) && isset($_GET['fid'])) { $social = new Social(); $social->befriend(); } else { if (isset($_GET['uf']) && isset($_GET['uid']) && isset($_GET['fid'])) { $social = new Social(); $social->unfriend(); } else { if (isset($_GET['gc']) && isset($_GET['sid'])) { $social = new Social(); $social->getComments(); } else { if (isset($_GET['rc']) && isset($_GET['cid']) && isset($_GET['uid'])) { $social = new Social(); $social->removeComment(); } else { if (isset($_GET['gf']) && isset($_GET['uid'])) { $social = new Social(); $social->getFriends(); } else { if (isset($_GET['gfc']) && isset($_GET['uid'])) { $social = new Social(); $social->getFriendCount(); } else { die("{error:'Check params.'}"); } } } } }