ZF\Apigility\Admin\Model\ModuleEntity::getLatestVersion PHP Method

    public function getLatestVersion()
    {
        if (empty($this->versions)) {
            return 1;
        }
        return max($this->versions);
    }

 /**
  * Create a controller in the current module named for the given service
  *
  * @param  string $serviceName
  * @return mixed
  */
 public function createController($serviceName)
 {
     $module = $this->module;
     $version = $this->moduleEntity->getLatestVersion();
     $serviceName = str_replace("\\", "/", $serviceName);
     $srcPath = $this->modules->getRpcPath($module, $version, $serviceName);
     if (!file_exists($srcPath)) {
         mkdir($srcPath, 0775, true);
     }
     $className = sprintf('%sController', $serviceName);
     $classPath = sprintf('%s/%s.php', $srcPath, $className);
     $controllerService = sprintf('%s\\V%s\\Rpc\\%s\\Controller', $module, $version, $serviceName);
     if (file_exists($classPath)) {
         throw new Exception\RuntimeException(sprintf('The controller "%s" already exists', $className));
     }
     $view = new ViewModel(array('module' => $module, 'classname' => $className, 'servicename' => $serviceName, 'version' => $version));
     $resolver = new Resolver\TemplateMapResolver(array('code-connected/rpc-controller' => __DIR__ . '/../../../view/doctrine/rpc-controller.phtml'));
     $view->setTemplate('code-connected/rpc-controller');
     $renderer = new PhpRenderer();
     $renderer->setResolver($resolver);
     if (!file_put_contents($classPath, "<" . "?php\n" . $renderer->render($view))) {
         return false;
     }
     $fullClassName = sprintf('%s\\V%s\\Rpc\\%s\\%s', $module, $version, $serviceName, $className);
     $this->configResource->patch(array('controllers' => array('invokables' => array($controllerService => $fullClassName))), true);
     return (object) array('class' => $fullClassName, 'file' => $classPath, 'service' => $controllerService);
 }