/**
* Fire a filter
*
* This is used internally to dispatch various events throughout
* the Kanso application. It should not really be used externally
* unless you really know what you're doing.
*
* @param string $filterName The name of the filter being fired
* @param array $args The arguements to be sent to filter
*/
public static function apply($filterName, $args)
{
# Is there a custom callback for the filter?
if (isset(self::$filters[$filterName]) && !empty(self::$filters[$filterName])) {
# Return the supplied data to filtered
$result = $args;
# Get all the filters callbacks for the filter
$filters = array_keys(self::$filters[$filterName]);
# Loop the filter callbacks
foreach ($filters as $filter) {
# Apply the callback
$result = \Kanso\Utility\Callback::apply(self::$callbacks[$filter], $args);
}
return $result;
} else {
return $args;
}
}
/**
* Fire an event
*
* This is used internally to dispatch various events throughout
* the Kanso application. It should not really be used externally
* unless you really know what you're doing.
*
* @param string $eventName The name of the event being fired
* @param array $args The arguements to be sent to event
*/
public static function fire($eventName, $args = [])
{
if (isset(self::$events[$eventName]) && !empty(self::$events[$eventName])) {
$events = array_keys(self::$events[$eventName]);
foreach ($events as $i) {
# Apply the callback
\Kanso\Utility\Callback::apply(self::$callbacks[$i], $args);
}
}
}
/**
* Loop the routes/methods to match request
*/
public static function dispatch()
{
$uri = parse_url(trim($_SERVER['REQUEST_URI'], '/'), PHP_URL_PATH);
$method = $_SERVER['REQUEST_METHOD'];
$searches = array_keys(static::$patterns);
$replaces = array_values(static::$patterns);
$found_route = false;
# check if route is defined without regex
if (in_array($uri, self::$routes)) {
$route_pos = array_keys(self::$routes, $uri);
foreach ($route_pos as $route) {
if (self::$methods[$route] == $method) {
# Found route
$found_route = true;
# Apply the callback
\Kanso\Utility\Callback::apply(self::$callbacks[$route], self::$callbackArgs[$route]);
# Halt on match ?
if (self::$halts) {
return;
}
}
}
} else {
# check if defined with regex
$pos = 0;
foreach (self::$routes as $route) {
if (strpos($route, ':') !== false) {
$route = str_replace($searches, $replaces, $route);
}
if (preg_match('#^' . $route . '$#', $uri, $matched)) {
if (self::$methods[$pos] == $method) {
# Found route
$found_route = true;
# remove $matched[0] as [1] is the first parameter.
array_shift($matched);
# Apply the callback
\Kanso\Utility\Callback::apply(self::$callbacks[$pos], self::$callbackArgs[$pos]);
# Halt on match ?
if (self::$halts) {
return;
}
}
}
$pos++;
}
}
# run the error callback if the route was not found
if ($found_route == false) {
call_user_func(self::$error_callback[0], self::$error_callback[1]);
}
}
