- q("UPDATE `contact` SET `addr` = '%s', `alias` = '%s', `name` = '%s', `nick` = '%s',
- `name-date` = '%s', `uri-date` = '%s' WHERE `id` = %d",
- dbesc($data["addr"]),
- dbesc($data["alias"]),
- dbesc($data["name"]),
- dbesc($data["nick"]),
- dbesc(datetime_convert()),
- dbesc(datetime_convert()),
- intval($contactid)
- );
+ $r = q("SELECT `addr`, `alias`, `name`, `nick` FROM `contact` WHERE `id` = %d", intval($contactid));
+
+ // This condition should always be true
+ if (!dbm::is_result($r))
+ return $contactid;
+
+ // Only update if there had something been changed
+ if (($data["addr"] != $r[0]["addr"]) OR
+ ($data["alias"] != $r[0]["alias"]) OR
+ ($data["name"] != $r[0]["name"]) OR
+ ($data["nick"] != $r[0]["nick"]))
+ q("UPDATE `contact` SET `addr` = '%s', `alias` = '%s', `name` = '%s', `nick` = '%s',
+ `name-date` = '%s', `uri-date` = '%s' WHERE `id` = %d",
+ dbesc($data["addr"]),
+ dbesc($data["alias"]),
+ dbesc($data["name"]),
+ dbesc($data["nick"]),
+ dbesc(datetime_convert()),
+ dbesc(datetime_convert()),
+ intval($contactid)
+ );