/**
* Evaluate a route and return the parameters.
* @param Route $route
* @return array|bool
*/
public function parseRoute(Route $route)
{
if (preg_match_all('#^' . $route->getRoute() . '$#', $this->getUrl(), $matches, PREG_OFFSET_CAPTURE)) {
// Rework matches to only contain the matches, not the orig string
$matches = array_slice($matches, 1);
// Extract the matched URL parameters (and only the parameters)
$params = array_map(function ($match, $index) use($matches) {
// We have a following parameter: take the substring from the current param position until the next one's position (thank you PREG_OFFSET_CAPTURE)
if (isset($matches[$index + 1]) && isset($matches[$index + 1][0]) && is_array($matches[$index + 1][0])) {
return trim(substr($match[0][0], 0, $matches[$index + 1][0][1] - $match[0][1]), '/');
} else {
return isset($match[0][0]) ? trim($match[0][0], '/') : null;
}
}, $matches, array_keys($matches));
if (empty($params)) {
return true;
} else {
return $params;
}
}
return false;
}
/**
* @param Route $route
* @param $params
* @throws InvalidParameter
*/
private function handleMatch(Route $route, $params)
{
$function = $route->getFunction();
// Check for additional parameters
foreach ($route->getParameters() as $v) {
$params[] = $v;
}
// First handle the filters
foreach ($route->getFilters() as $filter) {
// Check if exist
if (!isset($this->filters[$filter->getName()])) {
throw new InvalidParameter("Filter " . $filter->getName() . " is not registered in the router.");
}
$filter->setRequest($this->request);
$response = $filter->check($this->filters[$filter->getName()]);
$filter->clearRequest();
// If output was not TRUE, handle the filter return value as output.
if ($response !== true) {
$this->output($response);
return;
}
}
if (is_callable($function)) {
$response = call_user_func_array($function, $params);
} else {
if (strpos($function, '@')) {
$param = explode('@', $function);
if (count($param) !== 2) {
throw new InvalidParameter("Controller@method syntax not valid for " . $function);
}
$response = $this->handleController($param[0], $param[1], $params, $route->getModule());
} else {
throw new InvalidParameter("Method not found.");
}
}
$this->output($response);
}
