ejabberd: Disable DirectoryIndex in bosh path for Apache 2.4

See https://bz.apache.org/bugzilla/show_bug.cgi?id=53929

ejabberd/manifests/init.pp

@@ -251,8 +251,7 @@ class ejabberd(
             mode    => "0644",
             owner   => "root",
             group   => "root",
-            source  => "puppet:///modules/ejabberd/htaccess",
-            require => File[$htdocs],
+            content => template("ejabberd/htaccess.erb"),
         }
 
         apache::configfile { "ejabberd.conf":
@@ -280,7 +279,6 @@ define ejabberd::configwebhost($htdocs) {
     file { "/srv/www/https/${name}/bosh":
         ensure => link,
         target => $htdocs,
-        require => File["/srv/www/https/${name}"],
     }
 
 }

ejabberd/templates/htaccess.erb

@@ -1,3 +1,6 @@
+<% if scope.lookupvar('apache::version') == '2.4' -%>
+DirectoryIndex disabled
+<% end -%>
 <IfModule mod_rewrite.c>
   RewriteEngine On
   RewriteRule ^(.*)$ http://localhost:5280/http-bind/$1 [P,L]