/**
* Processes the request uri.
*
* TODO: Make this more efficient.
* The following code works but only if the URI does not contain any wildcard variables ex: (any)
* $routesArrayKey = array_search($this->requestUri, array_column($this->routes, 'uri'));
*/
public function dispatch()
{
/**
* @var $route Route
*/
$routeMatches = false;
$methodMatches = false;
/**
* Cycle through all of the routes in the routes array to locate a match.
* Replace / in the route with \/ for regex matching.
* Replace (any) in the route with (\w+) for regex matching.
* Replace (int) in the route with (\d+) for regex matching.
* Replace (abc) in the route with ([A-Za-z]+) for regex matching.
*/
foreach ($this->manager->getRoutes() as $route) {
$regexPattern = str_replace('/', '\\/', $route->getPath());
$regexPattern = str_replace('(any)', '(\\w+)', $regexPattern);
$regexPattern = str_replace('(int)', '(\\d+)', $regexPattern);
$regexPattern = str_replace('(abc)', '([A-Za-z]+)', $regexPattern);
$regexPattern = "/^" . $regexPattern . '$/i';
if (preg_match($regexPattern, $this->requestUri)) {
$routeMatches = true;
if ($route->getHttpMethod() == $this->requestMethod) {
$methodMatches = true;
break;
}
}
}
if (!$routeMatches) {
throw new Exceptions\RouteNotFoundException();
}
if (!$methodMatches) {
throw new Exceptions\MethodNotAllowedException();
}
/**
* Strip the wildcard variables from the URI for use by using (any),(int),(abc) in the route.
*
* TODO: Fix Bug
* Bug Description: Returns an incorrect variables array when a wildcard is not used at the end of a string.
* Example Fails: '/profile/(any)/show/(int)' Returns: show,(WILDCARD VALUE)
*
* Does work if all wildcards are at the end of the route.
* Example: '/profile/show/(any)/(int)/(abc)'
*/
$variables = array();
$routePathArray = explode('/', ltrim($route->getPath(), '/'));
$requestUriArray = explode('/', ltrim($this->requestUri, '/'));
foreach ($routePathArray as $key => $item) {
if ($item === '(abc)' || $item === '(int)' || $item === '(any)') {
$variables[] = $requestUriArray[$key];
}
}
/**
* Separate the controller to call and the method to call.
*/
$action = explode('@', $route->getAction());
$this->matchedRoute = array('controller' => $action[0], 'method' => $action[1], 'variables' => $variables);
}
