PHPCAS-102 The cas server should always return attributes in utf-8. If we don't tell the xml parser it might choke on international characters in some instances.

The examples config.php has to set the proper header so that international characters are displayed correctly in the examples

git-svn-id: https://source.jasig.org/cas-clients/phpcas/trunk@25046 f5dbab47-78f9-eb45-b975-e544023573eb

Author: jfritschi

docs/examples/config.php.example

@@ -81,4 +81,6 @@ $cas_url = $cas_url.$cas_context;
 // doesn't share its session with a proxied script.
 // This is just useful when running the example code, but not normally.
 session_name('session_for:'.preg_replace('/[^a-z0-9-]/i', '_', basename($_SERVER['SCRIPT_NAME'])));
+// Set an UTF-8 encoding header for internation characters (User attributes)
+header('Content-Type: text/html; charset=utf-8');
 ?>

source/CAS/Client.php

@@ -2499,6 +2499,8 @@ public function validateCAS20(&$validate_url,&$text_response,&$tree_response)
 		$dom = new DOMDocument();
 		// Fix possible whitspace problems
 		$dom->preserveWhiteSpace = false;
+		// CAS servers should only return data in utf-8
+		$dom->encoding = "utf-8";
 		// read the response of the CAS server into a DOMDocument object
 		if ( !($dom->loadXML($text_response))) {
 			// read failed

test/tests/Cas20AttributesTest.php

@@ -163,6 +163,59 @@ public function test_jasig_attributes() {
 
     }
 
+    
+    
+    public function test_jasig_attributes_international() {
+		// Set up our response.
+		$response = new CAS_TestHarness_BasicResponse('https', 'cas.example.edu', '/cas/serviceValidate');
+		$response->setResponseHeaders(array(
+			'HTTP/1.1 200 OK',
+			'Date: Wed, 29 Sep 2010 19:20:57 GMT',
+			'Server: Apache-Coyote/1.1',
+			'Pragma: no-cache',
+			'Expires: Thu, 01 Jan 1970 00:00:00 GMT',
+			'Cache-Control: no-cache, no-store',
+			'Content-Type: text/html;charset=UTF-8',
+			'Content-Language: en-US',
+			'Via: 1.1 cas.example.edu',
+			'Connection: close',
+			'Transfer-Encoding: chunked',
+		));
+		$response->setResponseBody(
+"<cas:serviceResponse xmlns:cas='http://www.yale.edu/tp/cas'>
+    <cas:authenticationSuccess>
+        <cas:user>Iñtërnâtiônàlizætiøn</cas:user>
+		<cas:attributes>
+			<cas:attraStyle>Jasig</cas:attraStyle>
+			<cas:givenName>Iñtërnâtiônàlizætiøn</cas:givenName>
+		</cas:attributes>
+        <cas:proxyGrantingTicket>PGTIOU-84678-8a9d2sfa23casd</cas:proxyGrantingTicket>
+    </cas:authenticationSuccess>
+</cas:serviceResponse>
+");
+		CAS_TestHarness_DummyRequest::addResponse($response);
+		
+		$this->object->setTicket('ST-123456-asdfasdfasgww2323radf3');
+		$this->object->isAuthenticated();
+		
+		// Verify that we have attributes from this response
+		$attras = $this->object->getAttributes();
+		$this->assertTrue($this->object->hasAttribute('attraStyle'));
+		// direct access
+		$this->assertEquals('Jasig', $this->object->getAttribute('attraStyle'));
+		// array access
+		$this->assertArrayHasKey('attraStyle', $attras);
+		$this->assertEquals('Jasig', $attras['attraStyle']);
+		
+		$this->assertTrue($this->object->hasAttribute('givenName'));
+		// direct access
+		$this->assertEquals('Iñtërnâtiônàlizætiøn', $this->object->getAttribute('givenName'));
+		// array access
+		$this->assertArrayHasKey('givenName', $attras);
+		$this->assertEquals('Iñtërnâtiônàlizætiøn', $attras['givenName']);
+			
+    }
+    
     /**
      * Verify that phpCAS will successfully fetch name-value-style attributes:
      *