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spkitlasso
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modularization of the storage of sessions

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<bdauvergne@entrouvert.com> 1207742719 +0200 0001-01-01 00:00:00 +00:00
parent e858c68969
commit 6235188a29
1 changed files with 19 additions and 43 deletions
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62
include/lassospkit_utils_session.inc.php
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@ -1,7 +1,8 @@
<?php
require_once("lassospkit_config.inc.php");
require_once("lassospkit_datadir.inc.php");
require_once("lassospkit_session_file.inc.php");
require_once("lassospkit_session_php.inc.php");
/** This object encapsulate the communication between the frontend and the
backend of the LassoSPkit.
@ -13,19 +14,19 @@ require_once("lassospkit_datadir.inc.php");
*/
LassoSPKitUtilsSession::$cookiename = LassoSPKitConfig::get('cookiename');
if (LassoSPKitUtilsSession::$use_session) {
if (LassoSPKitUtilsSession::$use_session && ! isset($_SESSION)) {
session_start();
} else {
LassoSPKitUtilsSession::getSingleton();
}
class LassoSPKitUtilsSession {
private static $key = "__LassoSPKitSessionObject";
static $key = "__LassoSPKitSessionObject";
public static $cookiename;
private static $THIS;
private $vars;
static $THIS;
var $vars;
/** If we getted the last error, clear it. */
private $clears = array();
var $clears = array();
/** The supported keys */
static $keys = array(
'NameID'=>0,
@ -59,38 +60,15 @@ class LassoSPKitUtilsSession {
'sloParams'=>0,
'defederationParams'=>0);
public static $use_session = 0;
static private $timeout = 3600;
private $id = null;
static $timeout = 3600;
var $id = null;
private function __construct() {
function __construct() {
$content = null;
if (self::$use_session) {
if (! isset($_SESSION)) {
throw new Exception("LassoSPKit cannot work without sessions.");
}
if (isset($_SESSION[self::$key])) {
$content = $_SESSION[self::$key];
}
$content = LassoSPKitSessionPHP::retrieve($this, self::$timeout);
} else {
if (isset($_COOKIE[self::$cookiename])) {
$this->id = $_COOKIE[self::$cookiename];
$valid = ereg("^[[:alnum:]]+$",$this->id);
if ($valid) {
$filepath = lassospkit_datadir() . "/cookie_session_" . $this->id;
if (file_exists($filepath) && time()-filemtime($filepath) < self::$timeout) {
$content = @file_get_contents($filepath);
if ($content === FALSE) {
lassospkit_debuglog("cannot read $filepath");
}
} else {
$this->delete();
}
}
}
if (! $content) {
$this->id = md5("lasso" . rand());
setcookie(self::$cookiename, $this->id, time()+3600, '/');
}
$content = LassoSPKitSessionFile::retrieve($this, self::$timeout);
}
if ($content) {
$t = @unserialize($content);
@ -113,14 +91,9 @@ class LassoSPKitUtilsSession {
}
$content = serialize($this->vars);
if (self::$use_session) {
$_SESSION[self::$key] = $content;
LassoSPKitSessionPHP::store($this, $content);
} else {
if ($this->id) {
$ret = @file_put_contents(lassospkit_datadir() . "/cookie_session_" . $this->id, $content);
if ($ret === FALSE) {
lassospkit_debuglog("cannot write into " . lassospkit_datadir() . "/cookie_session_" . $this->id);
}
}
LassoSPKitSessionFile::store($this, $content);
}
}
@ -172,8 +145,11 @@ class LassoSPKitUtilsSession {
/* Helper static functions */
function delete() {
$filepath = lassospkit_datadir() . "/cookie_session_" . $this->id;
@unlink($filepath);
if (self::$use_session) {
LassoSPKitSessionPHP::delete($this);
} else {
LassoSPKitSessionFile::delete($this);
}
}
/** Clear the session object of all communication
from the LassoSPKit. */