Neos\Flow\Core\Migrations\Version20150510103823::up PHP Method

    public function up()
    {
        $this->processConfiguration('NodeTypes', function (&$configuration) {
            foreach ($configuration as $nodeTypeName => &$nodeType) {
                if (isset($nodeType['superTypes'])) {
                    $superTypeConfiguration = [];
                    foreach ($nodeType['superTypes'] as $key => $superType) {
                        // Handle values that are already adjusted
                        if (is_string($key) && (is_bool($superType) || $superType === null)) {
                            $superTypeConfiguration[$key] = $superType === null ? false : $superType;
                            continue;
                        }
                        if (is_string($key) && (strtolower($superType) === 'true' || $superType === '1' || $superType === 1)) {
                            $superTypeConfiguration[$key] = true;
                            continue;
                        }
                        if (is_string($key) && (strtolower($superType) === 'false' || $superType === '0' || $superType === 0)) {
                            $superTypeConfiguration[$key] = false;
                            continue;
                        }
                        if (!is_string($superType)) {
                            $this->showWarning(sprintf('The super type configuration for "%s" with the key "%s" could not be converted to the new super type configuration format', $nodeTypeName, $key));
                            continue;
                        }
                        $superTypeConfiguration[$superType] = true;
                    }
                    $nodeType['superTypes'] = $superTypeConfiguration;
                }
            }
        }, true);
    }