From adc745da4388f693e0672391016d36a85b42369b Mon Sep 17 00:00:00 2001
From: Michael Jumper <mike.jumper@guac-dev.org>
Date: Thu, 22 Jan 2015 16:26:07 -0800
Subject: [PATCH] GUAC-1001: Generate username within
 SimpleAuthenticationProvider if no username is given.

---
 .../net/auth/simple/SimpleAuthenticationProvider.java  | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/guacamole-ext/src/main/java/org/glyptodon/guacamole/net/auth/simple/SimpleAuthenticationProvider.java b/guacamole-ext/src/main/java/org/glyptodon/guacamole/net/auth/simple/SimpleAuthenticationProvider.java
index f899ce036..52fb333a5 100644
--- a/guacamole-ext/src/main/java/org/glyptodon/guacamole/net/auth/simple/SimpleAuthenticationProvider.java
+++ b/guacamole-ext/src/main/java/org/glyptodon/guacamole/net/auth/simple/SimpleAuthenticationProvider.java
@@ -66,6 +66,9 @@ public abstract class SimpleAuthenticationProvider
     public UserContext getUserContext(Credentials credentials)
             throws GuacamoleException {
 
+        // Get username, if any
+        String username = credentials.getUsername();
+
         // Get configurations
         Map<String, GuacamoleConfiguration> configs =
                 getAuthorizedConfigurations(credentials);
@@ -83,7 +86,12 @@ public abstract class SimpleAuthenticationProvider
             tokenFilter.filterValues(config.getParameters());
         
         // Return user context restricted to authorized configs
-        return new SimpleUserContext(credentials.getUsername(), configs);
+        if (username != null)
+            return new SimpleUserContext(username, configs);
+
+        // If there is no associated username, let SimpleUserContext generate one
+        else
+            return new SimpleUserContext(configs);
 
     }