cookie.class.php

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<?php
class http_cookie extends object {

        protected $saved = false;

        protected $doNotSave = false;

        protected function afterInit() {
                if (empty($this->cfg->value)) {
                        $this->cfg->value = $this->get(true);
                        $this->saved = true;
                }

                if ($this->cfg->autoSave)
                        response::getInstance()->addBeforeOut(array($this, 'save'));
        }

        public function changeCfg(array $prm) {
                $this->cfg->setA($prm);
                $this->saved = false;
        }

        public function doNotSave($doNotSave=null) {
                if (is_null($doNotSave))
                        return $this->doNotSave;
                else
                        $this->doNotSave = (boolean) $doNotSave;
        }

        public function check() {
                return array_key_exists($this->getRawName(), $_COOKIE);
        }

        public function get($fromBrowser=false) {
                if (!$this->saved && !$fromBrowser)
                        return $this->cfg->value;
                else if ($this->check())
                        return $_COOKIE[$this->getRawName()];

                return null;
        }

        public function set($value) {
                if ($value != $this->cfg->value)
                        $this->saved = false;

                $this->cfg->value = $value;
        }

        public function del() {
                $this->set(null);
                $this->cfg->expire = -1;
        }

        public function save() {
                if ($this->saved)
                        return true;

                if ($this->doNotSave)
                        return false;

                $this->saved = setcookie(
                        $this->getRawName(),
                        $this->cfg->value,
                        $this->cfg->expire+time(),
                        $this->cfg->path,
                        $this->cfg->domain,
                        $this->cfg->secure);

                return $this->saved;
        }

        public function getRawName() {
                return $this->cfg->prefix.$this->cfg->name;
        }

}