From cc5e2904619f00482ca79a75f4e073795850c8ca Mon Sep 17 00:00:00 2001
From: Jacek Kowalski <jkowalsk@student.agh.edu.pl>
Date: Thu, 03 Sep 2015 17:09:44 +0000
Subject: [PATCH] Add $returnUrl parameter to logout() method
---
uphpCAS.php | 59 +++++++++++++++++++++++++++++++++++++++++++++--------------
1 files changed, 45 insertions(+), 14 deletions(-)
diff --git a/uphpCAS.php b/uphpCAS.php
index 63bfc51..b757153 100644
--- a/uphpCAS.php
+++ b/uphpCAS.php
@@ -1,7 +1,7 @@
<?php
// Thrown when internal error occurs
class JasigException extends Exception {}
-// Thrown when CAS server return authentication error
+// Thrown when CAS server returns authentication error
class JasigAuthException extends JasigException {}
class JasigUser {
@@ -46,10 +46,16 @@
}
}
+ public function getServerUrl() {
+ return $this->serverUrl;
+ }
public function setServerUrl($serverUrl) {
$this->serverUrl = $serverUrl;
}
+ public function getServiceUrl() {
+ return $this->serviceUrl;
+ }
public function setServiceUrl($serviceUrl) {
$this->serviceUrl = $serviceUrl;
}
@@ -58,22 +64,29 @@
return $this->serverUrl.'/login?method=POST&service='.urlencode($this->serviceUrl);
}
- public function logoutUrl() {
- return $this->serverUrl.'/logout';
+ public function logoutUrl($returnUrl = NULL) {
+ return $this->serverUrl.'/logout'.($returnUrl ? '?service='.urlencode($returnUrl) : '');
}
- public function logout() {
+ public function logout($returnUrl = NULL) {
session_start();
- if(isset($_SESSION['uphpCAS-user'])) {
+ if($this->isAuthenticated()) {
unset($_SESSION['uphpCAS-user']);
+ header('Location: '.$this->logoutUrl($returnUrl));
+ die();
+ } elseif($returnUrl) {
+ header('Location: '.$returnUrl);
+ die();
}
- header('Location: '.$this->logoutUrl());
- die();
+ }
+
+ public function isAuthenticated() {
+ return isset($_SESSION['uphpCAS-user']);
}
public function authenticate() {
session_start();
- if(isset($_SESSION['uphpCAS-user'])) {
+ if($this->isAuthenticated()) {
return $_SESSION['uphpCAS-user'];
} elseif(isset($_REQUEST['ticket'])) {
$user = $this->verifyTicket($_REQUEST['ticket']);
@@ -101,6 +114,27 @@
),
);
+ if(version_compare(PHP_VERSION, '5.6', '<')) {
+ $cafiles = array(
+ '/etc/ssl/certs/ca-certificates.crt',
+ '/etc/ssl/certs/ca-bundle.crt',
+ '/etc/pki/tls/certs/ca-bundle.crt',
+ );
+ $cafile = NULL;
+ foreach($cafiles as $file) {
+ if(is_file($file)) {
+ $cafile = $file;
+ break;
+ }
+ }
+
+ $url = parse_url($this->serverUrl);
+ $context['ssl']['cafile'] = $cafile;
+ $context['ssl']['ciphers'] = 'ECDH:DH:AES:CAMELLIA:!SSLv2:!aNULL'
+ .':!eNULL:!EXPORT:!DES:!3DES:!MD5:!RC4:!ADH:!PSK:!SRP';
+ $context['ssl']['CN_match'] = $url['host'];
+ }
+
$data = file_get_contents($this->serverUrl
.'/serviceValidate?service='.urlencode($this->serviceUrl)
.'&ticket='.urlencode($ticket),
@@ -126,8 +160,7 @@
break;
}
}
- }
- catch(Exception $e) {
+ } catch(Exception $e) {
throw new JasigException('Authentication error: CAS server'
.' response invalid - parse error', 0, $e);
} finally {
@@ -161,7 +194,7 @@
}
$user = trim($user->item(0)->textContent);
- if(strlen($user)<1) {
+ if(strlen($user) < 1) {
throw new JasigException('Authentication error: CAS server'
.' response invalid - user value');
}
@@ -178,9 +211,7 @@
}
return $jusr;
- }
- else
- {
+ } else {
throw new JasigException('Authentication error: CAS server'
.' response invalid - required tag not found');
}
--
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