/**
* Execute the Friends.areFriends method
*
* @return An array of values as xml. There is one element in the outer array
* named 'friend_info'. This element is an array made up of 3 sub-elements which are defined as
* 'uid1', 'uid2', 'are_friends'. 'uid1' is user id 1, 'uid2' is user id 2, and 'are_friends' is
* either a 0 or 1.
*
* For example if the uids in the get request look like
* http://www.acme.com/foo?uid1=1,1,1&uid2=2,3,4 and assuming 1 and 2 are friends and 1 and 3 are friends
* and 1 and 4 are not friends then the return value would be
* array(
* 'friend_info' => array(
* array( 'uid1'=>1, 'uid2'=>2, 'are_friends'=>1 ),
* array( 'uid1'=>1, 'uid2'=>3, 'are_friends'=>1 ),
* array( 'uid1'=>1, 'uid2'=>4, 'are_friends'=>0 )
* )
* )
*/
public function execute()
{
return Api_Bo_Friends::getFriendsAreFriends($this->uid1, $this->uid2);
}
/**
* Checks to see if two users are friends, if they are returns true, otherwise false
*
* @param int $loggedInUserId
* @param int $uid
* @return boolean
*/
public static function checkFriends($loggedInUserId, $uid)
{
// Indeed, you are friends with yourself
if ($uid == $loggedInUserId) {
return true;
}
if ($uid != null) {
$faf = Api_Bo_Friends::getFriendsAreFriends($loggedInUserId, $uid);
if ($faf['friend_info'][0]['are_friends'] == 1) {
return true;
}
}
return false;
}
