/**
* Check that a valid route has been found.
*/
protected function checkRoute()
{
if (Router::current() === null) {
return $this->error(404);
}
}
/**
* Check if the current request uri matches this route.
*
* @return array|false Vars to be passed to the callback
*/
public function match()
{
// Get the current uri
$uri = $_SERVER['REQUEST_URI'];
// We only care about the uri path, not query strings etc.
$uri = parse_url($uri, PHP_URL_PATH);
// Create an empty array to store return vars in
$vars = [];
// Sanitize multiple slashes
$uri = preg_replace('/\\/+/', '/', $uri);
// Remove leading and trailing slashes
if ($uri !== '/') {
$uri = strpos($uri, '/') === 0 ? substr($uri, 1) : $uri;
$uri = substr($uri, strlen($uri), 1) === '/' ? substr($uri, 0, -1) : $uri;
}
$route = $this->route;
if ($uri === $route) {
return $vars;
}
$uri = explode('/', $uri);
if (count($uri) > count($this->strings)) {
return false;
}
// Loop through each of the exploded uri parts
foreach ($this->strings as $pos => $string) {
$bit = isset($uri[$pos]) ? $uri[$pos] : '';
if (!isset($this->strings[$pos]) || !isset($this->placeholders[$pos])) {
return false;
}
// Check if the current position is a string, and if the uri matches
if (isset($this->strings[$pos]) && $this->strings[$pos] !== '') {
if ($bit !== $this->strings[$pos]) {
return false;
}
continue;
}
// Check if the current position is a var, and if the uri matches
if (isset($this->placeholders[$pos]) && $this->placeholders[$pos] !== '') {
if (!$this->matchVar($bit, $this->placeholders[$pos])) {
return false;
}
$vars[] = $bit;
continue;
}
}
Router::$current = $this;
return $vars;
}
