use dotclear method to check version

_install.php

@@ -16,28 +16,15 @@ if (!defined('DC_CONTEXT_ADMIN')) {
 
 # -- Nothing to change below --
 try {
-    # Grab info
-    $mod_id      = basename(__DIR__);
-    $dc_min      = dcCore::app()->plugins->moduleInfo($mod_id, 'requires')[0][1];
-
     # Check module version
-    if (version_compare(
-        dcCore::app()->getVersion($mod_id),
-        dcCore::app()->plugins->moduleInfo($mod_id, 'version'),
-        '>='
+    if (!dcCore::app()->newVersion(
+        basename(__DIR__), 
+        dcCore::app()->plugins->moduleInfo(basename(__DIR__), 'version')
     )) {
         return null;
     }
 
-    # Check Dotclear version
-    if (!method_exists('dcUtils', 'versionsCompare')
-     || dcUtils::versionsCompare(DC_VERSION, $dc_min, '<', false)) {
-        throw new Exception(sprintf(
-            '%s requires Dotclear %s',
-            $mod_id,
-            $dc_min
-        ));
-    }
+    //...
 
     return true;
 } catch (Exception $e) {