<?php

	$GLOBALS['x-cookie-data'] = NULL;

function Cookie_Get() {
	if ($_COOKIE[$GLOBALS['chat_cookie_name']]) {
		$cid = SQL_EscapeString($_COOKIE[$GLOBALS['chat_cookie_name']]);
		$rez = SQL_SingleQuery("SELECT id,data FROM {$GLOBALS['sql_prefix']}cookies WHERE id='{$cid}'", NULL, __FILE__.' : '.__LINE__.' : '.__FUNCTION__);
		if (SQL_NumRows($rez) > 0) {
			$row = SQL_FetchAssoc($rez, 0);
			$_COOKIE[$GLOBALS['chat_cookie_name']] = $row['data'];
			$GLOBALS['x-cookie-data'] = $_COOKIE[$GLOBALS['chat_cookie_name']];
			$_COOKIE[$GLOBALS['chat_cookie_name']] = unserialize($_COOKIE[$GLOBALS['chat_cookie_name']]);
			$_COOKIE[$GLOBALS['chat_cookie_name']]['cid'] = $cid;
		} else {
			unset($_COOKIE[$GLOBALS['chat_cookie_name']]);
			$_COOKIE[$GLOBALS['chat_cookie_name']] = array();
		}
		SQL_FreeResult($rez);
	} else {
		$_COOKIE[$GLOBALS['chat_cookie_name']] = array();
	}
}

function Cookie_Set() {
//	if (isset($_REQUEST['username']) || isset($_REQUEST['logout'])) {
	/*
		$data = array();
		$data['username'] = $_REQUEST['username'] ? $_REQUEST['username'] : $_COOKIE[$GLOBALS['chat_cookie_name']][0]['username'];
		if ($_REQUEST['auto'] && !$_REQUEST['logout']) {
			$data['password'] = $_REQUEST['password'];
			$data['auto'] = 'CHECKED';
		}
		$_COOKIE[$GLOBALS['chat_cookie_name']][0] = $data;
	*/
		$data = serialize($_COOKIE[$GLOBALS['chat_cookie_name']]);
		if (strcmp($data, $GLOBALS['x-cookie-data']) == 0) {
			//echo '<!-- Cookie data the same, no need to update. -->';
			return;
		}

		$cid = '';
		if ($_COOKIE[$GLOBALS['chat_cookie_name']]['cid'])
			$cid = $_COOKIE[$GLOBALS['chat_cookie_name']]['cid'];
		else
			$cid = md5(uniqid(getmypid(), TRUE));

		$data = SQL_EscapeString($data);
		$cid = SQL_EscapeString($cid);

		$rez = SQL_Begin();
		SQL_Query("DELETE FROM {$GLOBALS['sql_prefix']}cookies WHERE stamp<(now() - interval '{$GLOBALS['chat_cookie_timeout']} days') OR data='{$data}' OR id='{$cid}'", $rez, __FILE__.' : '.__LINE__.' : '.__FUNCTION__);
		SQL_Query("INSERT INTO {$GLOBALS['sql_prefix']}cookies (data,id) VALUES ('{$data}','{$cid}')", $rez, __FILE__.' : '.__LINE__.' : '.__FUNCTION__);
		SQL_Commit($rez);

		setcookie($GLOBALS['chat_cookie_name'], $cid, time()+2592000, '/', '.pjj.cc');
//	}
}

?>