26 	function add($uid, $friendid, $comment='') {  argument
27 …SELECT direction FROM ".UC_DBTABLEPRE."friends WHERE uid='$friendid' AND friendid='$uid' LIMIT 1");
29 …$this->db->query("INSERT INTO ".UC_DBTABLEPRE."friends SET uid='$uid', friendid='$friendid', comme…
30 …ery("UPDATE ".UC_DBTABLEPRE."friends SET direction='3' WHERE uid='$friendid' AND friendid='$uid'");
37 …$this->db->query("INSERT INTO ".UC_DBTABLEPRE."friends SET uid='$uid', friendid='$friendid', comme…
42 	function delete($uid, $friendids) {  argument
44 …$this->db->query("DELETE FROM ".UC_DBTABLEPRE."friends WHERE uid='$uid' AND friendid IN ($friendid…
47 …TABLEPRE."friends SET direction=1 WHERE uid IN ($friendids) AND friendid='$uid' AND direction='3'"…
52 	function get_totalnum_by_uid($uid, $direction = 0) {  argument
55 			$sqladd = "uid='$uid'";
57 			$sqladd = "uid='$uid' AND direction='1'";
59 			$sqladd = "friendid='$uid' AND direction='1'";
61 			$sqladd = "uid='$uid' AND direction='3'";
67 	function get_list($uid, $page, $pagesize, $totalnum, $direction = 0) {  argument
71 			$sqladd = "f.uid='$uid'";
73 			$sqladd = "f.uid='$uid' AND f.direction='1'";
75 			$sqladd = "f.friendid='$uid' AND f.direction='1'";
77 			$sqladd = "f.uid='$uid' AND f.direction='3'";
87 	function is_friend($uid, $friendids, $direction = 0) {  argument
91 			$sqladd = "uid='$uid'";
93 			$sqladd = "uid='$uid' AND friendid IN ('$friendid_str') AND direction='1'";
95 			$sqladd = "friendid='$uid' AND uid IN ('$friendid_str') AND direction='1'";
97 			$sqladd = "uid='$uid' AND friendid IN ('$friendid_str') AND direction='3'";