Auth_Simple: Add getAuthSource()-function.

git-svn-id: https://simplesamlphp.googlecode.com/svn/trunk@2846 44740490-163a-0410-bde0-09ae8108e29a

lib/SimpleSAML/Auth/BWC.php

@@ -59,6 +59,16 @@ class SimpleSAML_Auth_BWC extends SimpleSAML_Auth_Simple {
 	}
 
 
+	/**
+	 * Retrieve the implementing authentication source.
+	 *
+	 * @return NULL  There is never an authentication source behind this class.
+	 */
+	public function getAuthSource() {
+		return NULL;
+	}
+
+
 	/**
 	 * Start a login operation.
 	 *

lib/SimpleSAML/Auth/Simple.php

@@ -28,6 +28,16 @@ class SimpleSAML_Auth_Simple {
 	}
 
 
+	/**
+	 * Retrieve the implementing authentication source.
+	 *
+	 * @return SimpleSAML_Auth_Source  The authentication source.
+	 */
+	public function getAuthSource() {
+		return SimpleSAML_Auth_Source::getById($this->authSource);
+	}
+
+
 	/**
 	 * Check if the user is authenticated.
 	 *