Old package version was not uninstalled on upgrade.

diff --git a/includes/packages.inc b/includes/packages.inc
index da379b8100729632e62a6a5aa85a2bb9e2afe928..c9387233e8b354618bc20e6961805ed339314994 100644 (file)
--- a/includes/packages.inc
+++ b/includes/packages.inc
@@ -606,7 +606,7 @@ function install_language($pkg_name)
 //
 function install_extension($pkg_name)
 {
-       global $path_to_root, $next_extension_id, $Ajax;
+       global $path_to_root, $installed_extensions, $next_extension_id, $Ajax;
        
        $pkg = get_pkg_or_list(array('extension', 'theme', 'chart'), $pkg_name);
        if ($pkg) {
@@ -616,6 +616,11 @@ function install_extension($pkg_name)
                        $ext_id = array_search_key($pkg['Package'], $local_exts, 'package');
                        if ($ext_id === null)
                                $ext_id = $next_extension_id++;
+                       else {  // remove another already installed package for this language 
+                               $old_pkg = $installed_extensions[$ext_id]['package'];
+                               if ($old_pkg)
+                                       uninstall_package($old_pkg);
+                       }
                        $ext = array(
                                'name' => $pkg['Name'],
                                'package' => $pkg['Package'],