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<?php
class Router {
private $list_controllers = [];
private $default_controller = null;
private $four_oh_four_controller = null;
public function
register_controller ($controller_name) {
if (isset ($list_controllers[$controller_name])) {
return;
}
require (APP_DIR . "Controllers" . DS . $controller_name . ".php");
$this->list_controllers[$controller_name] = $controller_name;
}
public function
register_404_controller ($controller_name) {
if (isset($this->four_oh_four_controller)){
return;
}
$this->four_oh_four_controller = $controller_name;
$this->register_controller ($controller_name);
}
public function
register_default_controller ($controller_name) {
if (isset($this->default_controller)) {
return;
}
$this->default_controller = $controller_name;
$this->register_controller ($controller_name);
}
public function
route () {
$url = "";
$method = "default_method";
$ctrl = $this->default_controller;
$path = "";
$request_url = '';
if (isset($_SERVER['REQUEST_URI'])) {
$request_url = $_SERVER['REQUEST_URI'];
}
//echo "Request URL: " . $request_url . "\n";
$script_url = '';
if (isset($_SERVER['PHP_SELF'])){
$script_url = $_SERVER['PHP_SELF'];
}
//echo "Script URL: " . $script_url . "\n";
if($request_url != $script_url) {
$url = trim(preg_replace('/'.
str_replace('/', '\/',
str_replace('index.php', '', $script_url))
.'/', '', $request_url, 1), '/');
//echo "url: " . $url . "\n";
}
$parts = explode ('/', $url );
if (isset ($parts[0]) && $parts[0] != '') {
$ctrl = $parts[0];
}
if (isset ($parts[1]) && $parts[1] != '') {
$method = $parts[1];
}
if(isset ($this->list_controllers[$ctrl])) {
$controller_obj = new $ctrl ();
$ctrl_method_list = $controller_obj->get_methods();
if ($method != "default_method" &&
isset($ctrl_method_list[$method])) {
$controller_obj->$ctrl_method_list[$method] (array_slice($parts, 2));
return;
}
$controller_obj->default_method (NULL);
return;
}
$controller_obj = new $this->four_oh_four_controller ();
$controller_obj->default_method ($url);
}
}
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