Файл: system/classes/dizkod/Router.php
Строк: 154
<?php
defined('SYSPATH') or die('<b>403<br />Запрет доступа</b>');
//------------------------------------------------------
/**
* Router class
*/
class dizkod_Router {
/**
* Стандартные настройки
*/
public static $_config = NULL;
private static $instance;
/**
* Название контроллера
*/
public $controller_name = NULL;
/**
* Получаемый action
*/
public $action = NULL;
/**
* Флаг существования контроллера
*/
public $controller_exists = TRUE;
/**
* Модуль
*/
public $module;
/**
* Сегменты
*/
public $segment1;
public $segment2;
public $segment3;
/**
* Конструктор
*/
public function __construct() {
$this->parse_query();
$this->route();
}
static public function set_default($array)
{
self::$_config = $array;
if (self::$instance == null)
self::$instance = new Router();
return self::$instance;
}
/**
* Парсинг запроса
*/
public function parse_query() {
$query = str_replace(URL, '', 'http://'. $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI']);
$ex = explode('?', $query);
$query = $ex[0];
# Считываем все файлы с правилами роутинга в строку для парсинга
$rules = '';
$rules_dir = SYSPATH .'tmp_route';
$dir = opendir($rules_dir);
while($f = readdir($dir)) {
if(strstr($f, '.rules')) $rules .= trim(file_get_contents($rules_dir .'/'. $f)) . PHP_EOL;
}
$rules .= '([a-z0-9_-]*)([.a-z0-9]*)#segment1=$1'. PHP_EOL;
$rules .= '([a-z0-9_-]*)/([a-z0-9_-]*)([.a-z0-9]*)#segment1=$1&segment2=$2'. PHP_EOL;
$rules .= '([a-z0-9_-]*)/([a-z0-9_-]*)/([a-z0-9_-]*)([.a-z0-9]*)#segment1=$1&segment2=$2&segment3=$3'. PHP_EOL;
$rules = explode("n", $rules);
foreach($rules as $rule) {
$rule = trim($rule);
if(strpos($rule, '#') == 0 or $rule == '') continue;
$ex = explode('#', $rule);
if(preg_match('~^'. $ex[0] .'$~', $query)) {
$result = preg_replace('~^'. $ex[0] .'$~', $ex[1], $query, 1);
$vars = explode('&', $result);
foreach($vars as $var) {
$_ex = explode('=', $var);
$_GET[$_ex[0]] = $_ex[1];
}
break;
}
else
{
if(!$ex[1] || !$ex[0])
{
Errors::__err(404);
}
}
}
}
/**
* Функция определяет контроллер и action
*/
public function route() {
# Определение сегментов
if($this->_check_segments()) {
# Если нет сегментов, подключаем модуль по умолчанию
if(empty($this->segment1)) {
if(file_exists(MODPATH.self::$_config['controller'].'/controllers/'.self::$_config['controller'].'.php')) {
include (MODPATH.self::$_config['controller'].'/controllers/'.self::$_config['controller'].'.php');
$this->controller_name = self::$_config['controller'];
$this->action = '';
$this->module = self::$_config['controller'];
}
else $this->controller_exists = FALSE;
}
# Если указаны все 3 сегмента
if(!empty($this->segment1) && !empty($this->segment2) && !empty($this->segment3)) {
if(file_exists(MODPATH.$this->segment1.'/controllers/'.$this->segment1.'_'.$this->segment2.'.php')) {
include (MODPATH.$this->segment1.'/controllers/'.$this->segment1.'_'.$this->segment2.'.php');
$this->controller_name = $this->segment1 .'_'. $this->segment2;
$this->action = $this->segment3;
$this->module = $this->segment1;
}
else $this->controller_exists = FALSE;
}
# Если указаны 2 сегмента
elseif(!empty($this->segment1) && !empty($this->segment2)) {
if(file_exists(MODPATH.$this->segment1.'/controllers/'.$this->segment1.'_'.$this->segment2.'.php')) {
include ('modules/'. $this->segment1 .'/controllers/'. $this->segment1 .'_'. $this->segment2 .'.php');
$this->controller_name = $this->segment1 .'_'. $this->segment2;
$this->action = '';
$this->module = $this->segment1;
}
elseif(file_exists(MODPATH.$this->segment1.'/controllers/'.$this->segment1.'.php')) {
include (MODPATH.$this->segment1.'/controllers/'.$this->segment1.'.php');
$this->controller_name = $this->segment1;
$this->action = $this->segment2;
$this->module = $this->segment1;
}
else $this->controller_exists = FALSE;
}
# Если указан только 1 сегмент
elseif(!empty($this->segment1)) {
if(file_exists(MODPATH.$this->segment1.'/controllers/'.$this->segment1.'.php')) {
include (MODPATH.$this->segment1.'/controllers/'.$this->segment1.'.php');
$this->controller_name = $this->segment1;
$this->action = '';
$this->module = $this->segment1;
}
else $this->controller_exists = FALSE;
}
if($this->controller_exists)
{
define('ROUTE_MODULE', $this->module);
}
else Errors::__err(404);
}
}
/**
* Проверка правильности сегментов
*/
protected function _check_segments() {
$check_segments = true;
if(!empty($_GET['segment1'])) {
if(preg_match('~^[0-9a-z_-]*$~', $_GET['segment1'])) $this->segment1 = $_GET['segment1'];
else $check_segments = false;
}
if(!empty($_GET['segment2'])) {
if(preg_match('~^[0-9a-z_-]*$~', $_GET['segment2'])) $this->segment2 = $_GET['segment2'];
else $check_segments = false;
}
if(!empty($_GET['segment3'])) {
if(preg_match('~^[0-9a-z_-]*$~', $_GET['segment3'])) $this->segment3 = $_GET['segment3'];
else $check_segments = false;
}
if(!$check_segments) Errors::__err(404);
return true;
}
}
?>