From 9af1b846234dc61a2e5e11b9b20c2fd13f80d66c Mon Sep 17 00:00:00 2001
From: Ernesto Rodriguez Ortiz <ernesto.rodriguezortiz@savoirfairelinux.com>
Date: Thu, 15 Dec 2016 17:19:20 -0500
Subject: [PATCH] Add a configuration to use custom URL validation.

---
 src/Xavrsl/Cas/Sso.php | 22 ++++++++++++++++++++++
 src/config/cas.php     | 14 ++++++++++++++
 2 files changed, 36 insertions(+)

diff --git a/src/Xavrsl/Cas/Sso.php b/src/Xavrsl/Cas/Sso.php
index e8e3fb3..ef5ebd2 100644
--- a/src/Xavrsl/Cas/Sso.php
+++ b/src/Xavrsl/Cas/Sso.php
@@ -42,6 +42,7 @@ private function initializeCas()
         $this->configureCasClient();
 
         $this->configureSslValidation();
+        $this->configureServerValidateURL();
         phpCAS::handleLogoutRequests();
 
         $this->configureProxyChain();
@@ -99,6 +100,27 @@ private function configureSslValidation()
         }
     }
 
+    /**
+     * Configure Server Validate URL
+     *
+     * Override the validation URL is sometimes wanted.
+     */
+    private function configureServerValidateURL()
+    {
+        // override validation URL for the CAS server
+        if ($this->config['cas_validation_url'])
+        {
+            if ($this->config['cas_saml'])
+            {
+                phpCAS::setServerSamlValidateURL($this->config['cas_validation_url']);
+            }
+            else
+            {
+                phpCAS::setServerServiceValidateURL($this->config['cas_validation_url']);
+            }
+        }
+    }
+
     /**
      * Configure Cas Proxy Chain
      *
diff --git a/src/config/cas.php b/src/config/cas.php
index ff49325..253bc3c 100644
--- a/src/config/cas.php
+++ b/src/config/cas.php
@@ -63,6 +63,20 @@
         'cas_validation' => env('CAS_VALIDATION', ''),
 
 
+        /*
+        |--------------------------------------------------------------------------
+        | Custom CAS Validation URL
+        |--------------------------------------------------------------------------
+        |
+        | Custom CAS server URL validation: In general the validation URL is in the same
+        | server and we don't need to provide this URL, but in some cases we can
+        | or need to provide a custom URL validation.
+        |
+        */
+
+        'cas_validation_url' => env('CAS_VALIDATION_URL', false),
+
+
         /*
         |--------------------------------------------------------------------------
         | CAS Certificate