/**
* Removes an admin from a contest
*
* @param Request $r
* @return array
* @throws InvalidDatabaseOperationException
* @throws ForbiddenAccessException
*/
public static function apiRemoveAdmin(Request $r)
{
// Authenticate logged user
self::authenticateRequest($r);
// Check contest_alias
Validators::isStringNonEmpty($r["contest_alias"], "contest_alias");
$r["user"] = UserController::resolveUser($r["usernameOrEmail"]);
try {
$r["contest"] = ContestsDAO::getByAlias($r["contest_alias"]);
} catch (Exception $e) {
// Operation failed in the data layer
throw new InvalidDatabaseOperationException($e);
}
// Only admin is alowed to make modifications
if (!Authorization::IsContestAdmin($r["current_user_id"], $r["contest"])) {
throw new ForbiddenAccessException();
}
// Check if admin to delete is actually an admin
if (!Authorization::IsContestAdmin($r["user"]->getUserId(), $r["contest"])) {
throw new NotFoundException();
}
$contest_user = new UserRoles();
$contest_user->setContestId($r["contest"]->getContestId());
$contest_user->setUserId($r["user"]->getUserId());
$contest_user->setRoleId(CONTEST_ADMIN_ROLE);
// Delete the role
try {
UserRolesDAO::delete($contest_user);
} catch (Exception $e) {
// Operation failed in the data layer
throw new InvalidDatabaseOperationException($e);
}
return array("status" => "ok");
}
/**
* Removes an admin from a contest
*
* @param Request $r
* @return array
* @throws InvalidDatabaseOperationException
* @throws ForbiddenAccessException
*/
public static function apiRemoveAdmin(Request $r)
{
// Authenticate logged user
self::authenticateRequest($r);
// Check whether problem exists
Validators::isStringNonEmpty($r['problem_alias'], 'problem_alias');
$r['user'] = UserController::resolveUser($r['usernameOrEmail']);
try {
$r['problem'] = ProblemsDAO::getByAlias($r['problem_alias']);
} catch (Exception $e) {
// Operation failed in the data layer
throw new InvalidDatabaseOperationException($e);
}
if (!Authorization::IsProblemAdmin($r['current_user_id'], $r['problem'])) {
throw new ForbiddenAccessException();
}
// Check if admin to delete is actually an admin
if (!Authorization::IsProblemAdmin($r['user']->user_id, $r['problem'])) {
throw new NotFoundException();
}
$user_role = new UserRoles();
$user_role->setContestId($r['problem']->problem_id);
$user_role->setUserId($r['user']->user_id);
$user_role->setRoleId(PROBLEM_ADMIN_ROLE);
// Delete the role
try {
UserRolesDAO::delete($user_role);
} catch (Exception $e) {
// Operation failed in the data layer
throw new InvalidDatabaseOperationException($e);
}
return array('status' => 'ok');
}