Merge branch 'develop' of github.com:getgrav/grav into 1.7

# Conflicts:
#	CHANGELOG.md

CHANGELOG.md

@@ -56,7 +56,8 @@
     * Fixed `url()` not returning a path to non-existing file (`user-data://shop` => `/user/data/shop`) if it is set to fail gracefully
     * Fixed `url()` returning false on unknown streams, such as `ftp://domain.com`, they should be treated as external URL
     * Fixed Flex User to have permissions to save and delete his own user
-
+    * Fixed new Flex User creation not being possible because of username could not be given 
+    
 # v1.6.11
 ## 06/21/2019
 

system/blueprints/user/account_new.yaml

@@ -12,5 +12,7 @@ form:
       type: text
       label: PLUGIN_ADMIN.USERNAME
       help: PLUGIN_ADMIN.USERNAME_HELP
+      unset-disabled@: true
+      unset-readonly@: true
       validate:
         required: true

system/blueprints/user/accounts.yaml

@@ -27,3 +27,11 @@ config:
         title: Accounts
         icon: fa-users
         authorize: ['admin.users', 'admin.accounts', 'admin.super']
+
+form:
+  fields:
+    username:
+      flex-disabled@: exists
+      flex-readonly@: exists
+      validate:
+        required: true

system/src/Grav/Common/User/FlexUser/User.php

@@ -9,6 +9,7 @@
 
 namespace Grav\Common\User\FlexUser;
 
+use Grav\Common\Data\Blueprint;
 use Grav\Common\Grav;
 use Grav\Common\Media\Interfaces\MediaCollectionInterface;
 use Grav\Common\Page\Media;
@@ -381,6 +382,31 @@ class User extends FlexObject implements UserInterface, MediaManipulationInterfa
         return $this->getBlueprint()->extra($this->toArray());
     }
 
+    /**
+     * @param string $name
+     * @return Blueprint
+     */
+    public function getBlueprint(string $name = '')
+    {
+        $blueprint = clone parent::getBlueprint($name);
+
+        $blueprint->addDynamicHandler('flex', function (array &$field, $property, array &$call) {
+            $params = (array)$call['params'];
+            $method = array_shift($params);
+
+            if (method_exists($this, $method)) {
+                $value = $this->{$method}(...$params);
+                if (\is_array($value) && isset($field[$property]) && \is_array($field[$property])) {
+                    $field[$property] = array_merge_recursive($field[$property], $value);
+                } else {
+                    $field[$property] = $value;
+                }
+            }
+        });
+
+        return $blueprint->init();
+    }
+
     /**
      * Return unmodified data as raw string.
      *