From bae7f72cb534547a3b3602031f2f0571de4af0ec Mon Sep 17 00:00:00 2001
From: Jacek Kowalski <jkowalsk@student.agh.edu.pl>
Date: Thu, 20 Aug 2015 13:26:36 +0000
Subject: [PATCH] Add getters for serverUrl and serviceUrl
---
uphpCAS.php | 83 +++++++++++++++++++++++++++++++----------
1 files changed, 63 insertions(+), 20 deletions(-)
diff --git a/uphpCAS.php b/uphpCAS.php
index bce5aab..acc9c21 100644
--- a/uphpCAS.php
+++ b/uphpCAS.php
@@ -26,10 +26,12 @@
$port = 0;
if(isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] == 'on') {
$url = 'https://';
- if(isset($_SERVER['SERVER_PORT']) && $_SERVER['SERVER_PORT'] != '443') {
+ if(isset($_SERVER['SERVER_PORT'])
+ && $_SERVER['SERVER_PORT'] != '443') {
$port = $_SERVER['SERVER_PORT'];
}
- } elseif(isset($_SERVER['SERVER_PORT']) && $_SERVER['SERVER_PORT'] != '80') {
+ } elseif(isset($_SERVER['SERVER_PORT'])
+ && $_SERVER['SERVER_PORT'] != '80') {
$port = $_SERVER['SERVER_PORT'];
}
@@ -44,16 +46,22 @@
}
}
+ public function getServerUrl($serverUrl) {
+ return $this->serverUrl;
+ }
public function setServerUrl($serverUrl) {
$this->serverUrl = $serverUrl;
}
+ public function getServiceUrl() {
+ return $this->serviceUrl;
+ }
public function setServiceUrl($serviceUrl) {
$this->serviceUrl = $serviceUrl;
}
public function loginUrl() {
- return $this->serverUrl.'/login?service='.urlencode($this->serviceUrl);
+ return $this->serverUrl.'/login?method=POST&service='.urlencode($this->serviceUrl);
}
public function logoutUrl() {
@@ -69,12 +77,16 @@
die();
}
+ public function isAuthenticated() {
+ return isset($_SESSION['uphpCAS-user']);
+ }
+
public function authenticate() {
session_start();
- if(isset($_SESSION['uphpCAS-user'])) {
+ if($this->isAuthenticated()) {
return $_SESSION['uphpCAS-user'];
- } elseif(isset($_GET['ticket'])) {
- $user = $this->verifyTicket($_GET['ticket']);
+ } elseif(isset($_REQUEST['ticket'])) {
+ $user = $this->verifyTicket($_REQUEST['ticket']);
$_SESSION['uphpCAS-user'] = $user;
return $user;
} else {
@@ -92,13 +104,37 @@
),
'ssl' => array(
'verify_peer' => TRUE,
- 'allow_self_signed' => FALSE,
+ 'verify_peer_name' => TRUE,
'verify_depth' => 5,
- 'ciphers' => 'HIGH:-MD5:-aNULL:-DES',
+ 'allow_self_signed' => FALSE,
+ 'disable_compression' => TRUE,
),
);
- $data = file_get_contents($this->serverUrl.'/serviceValidate?service='.urlencode($this->serviceUrl).'&ticket='.urlencode($ticket),
+ 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),
FALSE, stream_context_create($context));
if($data === FALSE) {
throw new JasigException('Authentication error: CAS server is unavailable');
@@ -111,19 +147,20 @@
$xml->loadXML($data);
foreach(libxml_get_errors() as $error) {
- $e = new ErrorException($error->message, $error->code, 1, $error->file, $error->line);
+ $e = new ErrorException($error->message, $error->code, 1,
+ $error->file, $error->line);
switch ($error->level) {
case LIBXML_ERR_ERROR:
- throw new Exception('Fatal error during XML parsing', 0, $e);
- break;
case LIBXML_ERR_FATAL:
- throw new Exception('Fatal error during XML parsing', 0, $e);
+ throw new Exception('Fatal error during XML parsing',
+ 0, $e);
break;
}
}
}
catch(Exception $e) {
- throw new JasigException('Authentication error: CAS server response invalid - parse error', 0, $e);
+ throw new JasigException('Authentication error: CAS server'
+ .' response invalid - parse error', 0, $e);
} finally {
libxml_clear_errors();
libxml_disable_entity_loader($xmlEntityLoader);
@@ -136,23 +173,28 @@
if($failure->length > 0) {
$failure = $failure->item(0);
if(!($failure instanceof DOMElement)) {
- throw new JasigException('Authentication error: CAS server response invalid - authenticationFailure');
+ throw new JasigException('Authentication error: CAS server'
+ .' response invalid - authenticationFailure');
}
- throw new JasigAuthException('Authentication error: '.$failure->textContent);
+ throw new JasigAuthException('Authentication error: '
+ .$failure->textContent);
} elseif($success->length > 0) {
$success = $success->item(0);
if(!($success instanceof DOMElement)) {
- throw new JasigException('Authentication error: CAS server response invalid - authenticationSuccess');
+ throw new JasigException('Authentication error: CAS server'
+ .' response invalid - authenticationSuccess');
}
$user = $success->getElementsByTagName('user');
if($user->length == 0) {
- throw new JasigException('Authentication error: CAS server response invalid - user');
+ throw new JasigException('Authentication error: CAS server'
+ .' response invalid - user');
}
$user = trim($user->item(0)->textContent);
if(strlen($user)<1) {
- throw new JasigException('Authentication error: CAS server response invalid - user value');
+ throw new JasigException('Authentication error: CAS server'
+ .' response invalid - user value');
}
$jusr = new JasigUser();
@@ -170,7 +212,8 @@
}
else
{
- throw new JasigException('Authentication error: CAS server response invalid - required tag not found');
+ throw new JasigException('Authentication error: CAS server'
+ .' response invalid - required tag not found');
}
}
}
--
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