/**
* This method is called before every other service method and tries to
* authenticate an incoming request using the first argument as an so
* called "api key". If the "api key", the functions name and the remote IP
* pass the access rules, the request will be authorized, otherwise a fault
* is sent back to the caller.
*
* @param string the function's name.
* @param array an array of arguments that will be delivered to the function.
*
* @return mixed if this method returns a Studip_Ws_Fault, further
* processing will be aborted
*/
function before_filter($name, &$args)
{
$api_key = current($args);
if (!WebserviceAccessRule::checkAccess($api_key, $name, $_SERVER['REMOTE_ADDR'])) {
return new Studip_Ws_Fault('Could not authenticate client.');
}
}
/**
* reload all rules from database
*/
function get_all_rules()
{
$this->ws_rules = array();
foreach (WebserviceAccessRule::findAll() as $rule) {
$this->ws_rules[$rule->id] = $rule;
}
}