abstract.class.php

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<?php
abstract class security_abstract extends object {

        protected function afterInit() {
                foreach($this->cfg->defaultRoles as $role)
                        $this->addRole($role);
        }

        abstract public function isLogged();

        abstract public function login($prm = null, $page=null);

        abstract public function logout($prm = null);

        abstract public function addRole($role);

        abstract public function hasRole($role=null);

        abstract public function delRole($role=null);

        abstract public function check(array $url = null, $redirect=true);

        abstract public function getLoginForm(array $prm = array());

        public function protect($page = null) {
                if (!$this->isLogged())
                        response::getInstance()->redirect(request::uri($page? $page : $this->getPage('forbidden')));
                return true;
        }

        public function getPage($type='login', $uri=false) {
                $page = $this->cfg->getInArray('pages', $type);
                return $uri? request::uri($page) : $page;
        }

        protected function hook($name) {}

        protected function isContained(array $url, array $checks) {
                return utils::isContained($url, $checks);
        }

}