ensure wordpress autoupdate is only enabled by default for wordpress installations

manifests/php/wordpress.pp

@@ -83,7 +83,7 @@ define webhosting::php::wordpress(
 
   webhosting::common{$name:
     ensure                => $ensure,
-    configuration         => $configuration,
+    configuration         => { wordpress_autoupdate  => true } + $configuration,
     uid                   => $uid,
     uid_name              => $real_uid_name,
     gid                   => $gid,

templates/user_scripts/update_wordpress/update_wordpress.dirs.erb

@@ -20,5 +20,5 @@
 # updates that run the update_wordpress script
 # on a daily basis.
 ---
-auto_update: true
+auto_update: <%= (@configuration['wordpress_autoupdate'] || false).to_s %>
 wp_directories: ['.']