Gazelle/classes/class_cookie.php

<?
/*************************************************************************|
|--------------- Cookie class --------------------------------------------|
|*************************************************************************|

This class handles cookies.

$Cookie->get(); is user provided and untrustworthy

|*************************************************************************/

/*
interface COOKIE_INTERFACE {
	public function get($Key);
	public function set($Key,$Value,$Seconds,$LimitAccess);
	public function del($Key);
	
	public function flush();
}
*/

class COOKIE /*implements COOKIE_INTERFACE*/ {
	const LIMIT_ACCESS = true; //If true, blocks JS cookie API access by default (can be overridden case by case)
	const PREFIX = ''; //In some cases you may desire to prefix your cookies
	
	public function get($Key) {
		if (!isset($_COOKIE[SELF::PREFIX.$Key])) {
			return false;
		}
		return $_COOKIE[SELF::PREFIX.$Key];
	}
	
	//Pass the 4th optional param as false to allow JS access to the cookie
	public function set($Key,$Value,$Seconds = 86400,$LimitAccess = SELF::LIMIT_ACCESS) {
		setcookie(SELF::PREFIX.$Key,$Value,time()+$Seconds,'/',SITE_URL,$_SERVER['SERVER_PORT'] === '443',$LimitAccess,false);
	}
	
	public function del($Key) {
		setcookie(SELF::PREFIX.$Key,'',time()-24*3600); //3600 vs 1 second to account for potential clock desyncs
	}
	
	public function flush() {
		$Cookies = array_keys($_COOKIE);
		foreach ($Cookies as $Cookie) {
			$this->del($Cookie);
		}
	}
}