From 806a5297e7e99d455b97a4f0acaba2f40f470584 Mon Sep 17 00:00:00 2001
From: Urban Müller
Date: Thu, 26 Jul 2007 13:02:24 +0000
Subject: renamed files for autoloader

---
 session.class | 231 ----------------------------------------------------------
 1 file changed, 231 deletions(-)
 delete mode 100644 session.class

(limited to 'session.class')

diff --git a/session.class b/session.class
deleted file mode 100644
index afc5a38..0000000
--- a/session.class
+++ /dev/null
@@ -1,231 +0,0 @@
-<?php
-/*
-**	$Id$
-**
-*/
-
-/* Default values */
-define('_IT_SESSION_COOKIE', 'SESSION');
-define('_IT_SESSION_COOKIE_EXPIRY', 0);
-define('_IT_SESSION_LIFETIME', 3600);
-define('_IT_SESSION_SECRET', 'Kh234aH2!34hk22#4eJK@L231');
-
-class it_session
-{
-	/* PRIVATE */
-	var $cookiename;	/* Cookie to store session */
-	var $cookie;		/* Session identifier of this session */
-	var $uid;		/* Session user id */
-	var $domain = '';	/* Session domain (e.g. ".relog.ch") */
-	var $address = '';	/* Guessed IP address of client */
-	var $ssl;		/* Session using SSL? */
-	var $lifetime;		/* Session life-time in seconds */
-	var $secret;		/* Session secret to generate session ids */
-	var $now;		/* This session start time slot */
-	var $prev;		/* Previous session start time slot */
-	var $hascookies;	/* Do cookies work? Used by has_cookies() */
-
-/* Constructor */
-function it_session()
-{
-	$this->cookiename = _IT_SESSION_COOKIE;
-	$this->lifetime = _IT_SESSION_LIFETIME;
-	$this->secret = _IT_SESSION_SECRET;
-/*
- * NOTE: Does not work with dynamic IPs (dialup with low timeout,
- * load balanced Proxies and maybe more weird stuff).
- *	$this->address = $_SERVER['REMOTE_ADDR'] . '/' . $_SERVER['HTTP_X_FORWARDED_FOR'];
- */
-	$this->ssl = !empty($_SERVER['HTTPS']);
-}
-
-
-function set_cookiename($cookiename)
-{
-	if ($cookiename)
-		$this->cookiename = $cookiename;
-}
-
-
-function get_uid()
-{
-	return $this->uid;
-}
-
-
-function set_uid($uid)
-{
-	$this->uid = $uid;
-}
-
-
-function set_domain($domain)
-{
-	$this->domain = $domain;
-}
-
-
-function set_lifetime($lifetime)
-{
-	$this->lifetime = $lifetime;
-}
-
-
-function set_secret($secret)
-{
-	$this->secret = $secret;
-}
-
-
-function init()
-{
-	/* Got a cookie? */
-	if ($this->hascookies = isset($_COOKIE[$this->cookiename]))
-		$this->cookie = $_COOKIE[$this->cookiename];
-	else
-		$this->cookie = '';
-	#debug("hascookies '$this->hascookies', '$this->cookie', " . $_COOKIE[$this->cookiename]);
-
-	$now = time();
-	/*
-	 * Valid time range is now - 1/2 lifetime to now + 1/2 lifetime
-	 * I.e. session has to be either from start or now
-	 */
-	$this->now = $now - ($now % ($this->lifetime / 2));
-	$this->prev = $this->now - ($this->lifetime / 2);
-
-	/* Set user id from valid session */
-	$this->uid = substr($this->cookie, 1, strlen($this->cookie) - 33);
-
-	if (!$this->is_valid())
-		$this->uid = "";
-
-	#debug("it_session::new session=$this->cookie, user=$this->uid");
-}
-
-
-/* INTERNAL: Create session id from session data */
-function _mkcookie($uid, $timeslot)
-{
-	return "A" . $uid . md5("$uid,$this->domain,$this->address,$this->secret,$timeslot");
-}
-
-
-/* Check if this session is valid */
-function is_valid()
-{
-	$result = true;
-
-	if ($this->_mkcookie($this->uid, $this->now) != $this->cookie)
-	{
-		/* Check if using id from previous time slot */
-		if ($this->_mkcookie($this->uid, $this->prev) == $this->cookie)
-			$this->set_valid();	/* Rejuvenate session */
-		else
-			$result = false;
-	}
-
-	return $result;
-}
-
-
-/*
- * Validate this session
- * @param $valid Should this session be validated or invalidated?
- * @param $login_identifier_required Does session validation require login magic?
- * @param $login_identifier Session validation magic cookie to be checked
- * @return true if successful
- */
-function set_valid($valid = true, $login_identifier_required = false, $login_identifier = "")
-{
-	$result = false;
-
-	if ($valid && (!$login_identifier_required || ($login_identifier == $this->_mkcookie("", $this->cookie))))
-	{
-		$this->cookie = $this->_mkcookie($this->uid, $this->now);
-		$result = true;
-	}
-	else
-	{
-		$this->cookie = md5(uniqid(rand()));	/* random garbage */
-		$result = !$valid;	/* Setting to invalid succeeded or setting to valid failed */
-	}
-
-	@setcookie($this->cookiename, $this->cookie, _IT_SESSION_COOKIE_EXPIRY, "/", $this->domain, $this->ssl);
-	$_COOKIE[$this->cookiename] = $this->cookie;
-
-	return $result;
-}
-
-
-function purge()
-{
-	$this->cookie = "";
-	$_COOKIE[$this->cookiename] = "";
-	$this->uid = "";
-}
-
-
-/*
- * Create a login identifier and set session to login identifier 'secret' value
- * Returns a value to be put into the login <form> which has to be passed to 
- * set_valid() to create a valid session
- */
-function create_login_identifier()
-{
-	if (!$this->cookie)
-	{
-		$this->cookie = md5(uniqid(rand()));	/* random garbage */
-		@setcookie($this->cookiename, $this->cookie, _IT_SESSION_COOKIE_EXPIRY, "/", $this->domain, $this->ssl);
-	}
-
-	$login_identifier = $this->_mkcookie("", $this->cookie);
-
-	return $login_identifier;
-}
-
-/*
- * Check if cookies are enabled.
- * NOTE: Only works if you used create_login_identifier() on previous page
- */
-function has_cookies()
-{
-	return $this->hascookies;
-}
-
-
-/*
- * Sign string for current session
- * @param $text Text to be signed
- * @return Signature for $text
- */
-function _sign($text, $timeslot)
-{
-	return "B" . md5("$text,$this->uid,$this->domain,$this->address,$this->secret,$timeslot");
-}
-
-/*
- * Sign string for current session
- * @param $text Text to be signed
- * @return Signature for $text
- */
-function create_signature($text)
-{
-	return $this->_sign($text, $this->now);
-}
-
-/*
- * Check signature for string for current session
- * @param $text Text which was signed
- * @param $signature Signature to be checked
- * @return True if signature ok, false otherwise
- */
-function check_signature($text, $signature)
-{
-	return (($this->_sign($text, $this->now) == $signature) ||
-		($this->_sign($text, $this->prev) == $signature));
-}
-
-} /* End class it_user */
-
-?>
-- 
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