patch-SphereView.diff

diff --git a/models/SphereView.php b/models/SphereView.php
index 5e778d2..f7b8b26 100644
--- a/models/SphereView.php
+++ b/models/SphereView.php
@@ -13,14 +13,14 @@ class SphereView extends \lithium\data\Model {
            'views' => array(
                'posts' => array(
                    'map' => 'function(doc) {
-                       if (doc.type == "post") {
+                       if (doc.type && doc.type == "post" && doc.created) {
                            emit(doc.created, doc);
                        }
                    }'
                ),
                'users' => array(
                    'map' => 'function(doc) {
-                       if (doc.type == "user") {
+                       if (doc.type && doc.type == "user" && doc.created) {
                            emit(doc.created, doc);
                        }
                    }'
@@ -32,8 +32,8 @@ class SphereView extends \lithium\data\Model {
            'language' => 'javascript',
            'views' => array(
                'by_username' => array(
-                   'map' => 'function(doc) {
-                       if(doc.type == "user") {
+                   'map' => 'function(doc) {   
+                       if(doc.type && doc.type == "user" && doc.username) {
                            emit(doc.username, doc);
                        }
                    }'
@@ -50,4 +50,4 @@ class SphereView extends \lithium\data\Model {
    }
 }

-?>
\ No newline at end of file
+?>