Only set the defaultquota to its default if the plugin is being installed....

Only set the defaultquota to its default if the plugin is being installed. Otherwise this overwrites any custom defaultquota setting chosen every time the plugin is upgraded.

Noticed for the file 0.4.2 upgrade.

htdocs/artefact/file/lib.php

@@ -67,8 +67,10 @@ class PluginArtefactFile extends PluginArtefact {
         return $subscriptions;
     }
 
-    public static function postinst() {
+    public static function postinst($prevversion) {
+        if ($prevversion == 0) {
             set_config_plugin('artefact', 'file', 'defaultquota', 10485760);
+        }
         self::resync_filetype_list();
     }