Fix #579. Fix Nested sub path parsing in buildWithBaseURLPath. Fix tests.

Author: pitbulk

src/Saml2/Utils.php

@@ -722,8 +722,10 @@ protected static function buildWithBaseURLPath($info)
         if (!empty($baseURLPath)) {
             $result = $baseURLPath;
             if (!empty($info)) {
-                $path = explode('/', $info);
-                $extractedInfo = array_pop($path);
+                // Remove base path from the path info.
+                $extractedInfo = str_replace($baseURLPath, '', $info);
+                // Remove starting and ending slash.
+                $extractedInfo = trim($extractedInfo, '/');
                 if (!empty($extractedInfo)) {
                     $result .= $extractedInfo;
                 }

tests/src/OneLogin/Saml2/UtilsTest.php

@@ -503,9 +503,9 @@ public function testSetBaseURL()
         $this->assertEquals($expectedUrl, Utils::getSelfURL());
 
         Utils::setBaseURL("http://anothersp.example.com:81/example2/");
-        $expectedUrlNQ2 = 'http://anothersp.example.com:81/example2/route.php';
-        $expectedRoutedUrlNQ2 = 'http://anothersp.example.com:81/example2/route.php';
-        $expectedUrl2 = 'http://anothersp.example.com:81/example2/route.php?x=test';
+        $expectedUrlNQ2 = 'http://anothersp.example.com:81/example2/example1/route.php';
+        $expectedRoutedUrlNQ2 = 'http://anothersp.example.com:81/example2/example1/route.php';
+        $expectedUrl2 = 'http://anothersp.example.com:81/example2/example1/route.php?x=test';
 
         $this->assertEquals('http', Utils::getSelfProtocol());
         $this->assertEquals('anothersp.example.com', Utils::getSelfHost());
@@ -517,7 +517,7 @@ public function testSetBaseURL()
         $this->assertEquals($expectedUrl2, Utils::getSelfURL());
 
         $_SERVER['PATH_INFO'] = '/test';
-        $expectedUrlNQ2 = 'http://anothersp.example.com:81/example2/route.php/test';
+        $expectedUrlNQ2 = 'http://anothersp.example.com:81/example2/example1/route.php/test';
 
         $this->assertEquals($expectedUrlNQ2, Utils::getSelfURLNoQuery());
         $this->assertEquals($expectedRoutedUrlNQ2, Utils::getSelfRoutedURLNoQuery());