/**
* Checks to see if two people hypothetically could live together based on
* our rules.
*
* @returns true if so, false if not
*
* @param requestor The person requesting a roommate
* @param requestee The person requested as a roommate
*/
public function is_request_valid()
{
$requestor = strToLower($this->requestor);
$requestee = strToLower($this->requestee);
$term = $this->term;
// Sanity Checking
if (is_null($requestor)) {
return E_ROOMMATE_MALFORMED_USERNAME;
}
if (is_null($requestee)) {
return E_ROOMMATE_MALFORMED_USERNAME;
}
// Make sure requestor didn't request self
if ($requestor == $requestee) {
return E_ROOMMATE_REQUESTED_SELF;
}
// Make sure requestor and requestee are not requesting each other
if (HMS_Roommate::have_requested_each_other($requestor, $requestee, $term)) {
return E_ROOMMATE_ALREADY_REQUESTED;
}
// Make sure requestor does not have a pending roommate request
if (HMS_Roommate::has_roommate_request($requestor, $term)) {
return E_ROOMMATE_PENDING_REQUEST;
}
return $this->can_live_together();
}
