SimpleSAML_Auth_Source: Add getAuthId().

git-svn-id: https://simplesamlphp.googlecode.com/svn/trunk@1740 44740490-163a-0410-bde0-09ae8108e29a

lib/SimpleSAML/Auth/Source.php

@@ -71,6 +71,17 @@ abstract class SimpleSAML_Auth_Source {
 	}
 
 
+	/**
+	 * Retrieve the ID of this authentication source.
+	 *
+	 * @return string  The ID of this authentication source.
+	 */
+	public function getAuthId() {
+
+		return $this->authId;
+	}
+
+
 	/**
 	 * Process a request.
 	 *