From 8bbeebf795f6d69224ac26a0badba669739bb884 Mon Sep 17 00:00:00 2001
From: Olav Morken <olav.morken@uninett.no>
Date: Thu, 27 Mar 2008 15:33:15 +0000
Subject: [PATCH] Session: Added logout handler code.
git-svn-id: https://simplesamlphp.googlecode.com/svn/trunk@450 44740490-163a-0410-bde0-09ae8108e29a
---
lib/SimpleSAML/Session.php | 43 ++++++++++++++++++++++++++++++++++++++
1 file changed, 43 insertions(+)
diff --git a/lib/SimpleSAML/Session.php b/lib/SimpleSAML/Session.php
index ac27693de..997f8d3a2 100644
--- a/lib/SimpleSAML/Session.php
+++ b/lib/SimpleSAML/Session.php
@@ -62,6 +62,13 @@ class SimpleSAML_Session implements SimpleSAML_ModifiedInfo {
private $dirty = false;
+ /**
+ * This is an array of registered logout handlers.
+ * All registered logout handlers will be called on logout.
+ */
+ private $logout_handlers = array();
+
+
/**
* private constructor restricts instantiaton to getInstance()
*/
@@ -329,6 +336,9 @@ class SimpleSAML_Session implements SimpleSAML_ModifiedInfo {
if ($auth) {
$this->sessionstarted = time();
+ } else {
+ /* Call logout handlers. */
+ $this->callLogoutHandlers();
}
}
@@ -430,6 +440,39 @@ class SimpleSAML_Session implements SimpleSAML_ModifiedInfo {
$s = serialize($this);
return strlen($s);
}
+
+
+ /**
+ * This function registers a logout handler.
+ *
+ * @param $file The file which contains the logout handler.
+ * @param $classname The class which contains the logout handler.
+ * @param $functionname The logout handler function.
+ */
+ public function registerLogoutHandler($file, $classname, $functionname) {
+ $this->logout_handlers[] = array('file' => $file, 'class' => $classname, 'function' => $functionname);
+ }
+
+
+ /**
+ * This function calls all registered logout handlers.
+ */
+ private function callLogoutHandlers() {
+ foreach($this->logout_handlers as $handler) {
+
+ /* Load the file with the logout handler. */
+ require_once((isset($SIMPLESAML_INCPREFIX)?$SIMPLESAML_INCPREFIX:'') . $handler['file']);
+
+ /* Call the logout handler. */
+ $classname = $handler['class'];
+ $functionname = $handler['function'];
+ call_user_func(array($classname, $functionname));
+ }
+
+ /* We require the logout handlers to register themselves again if they want to be called later. */
+ $this->logout_handlers = array();
+ }
+
}
?>
\ No newline at end of file
--
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