Use version_compare(), unregister only registered filters:

[mailer.git] / inc / extensions-functions.php

diff --git a/inc/extensions-functions.php b/inc/extensions-functions.php
index 2d399daf117a63d0dcb87dbb1f32948e9bfcfeb9..013babf309816f88a153250986a7f888633d97f7 100644 (file)
--- a/inc/extensions-functions.php
+++ b/inc/extensions-functions.php
@@ -998,15 +998,14 @@ function doDeactivateExtension ($ext_name, $inRebuild = FALSE) {
 
 // Checks whether the extension is older than given
 function isExtensionOlder ($ext_name, $ext_ver) {
-       // Get current extension version
-       $currVersion = getExtensionVersion($ext_name);
-
-       // Remove all dots from both versions
-       $currVersion = str_replace('.', '', $currVersion);
-       $ext_ver = str_replace('.', '', $ext_ver);
+       // Is there cache?
+       if (!isset($GLOBALS[__FUNCTION__][$ext_name][$ext_ver])) {
+               // Determine it
+               $GLOBALS[__FUNCTION__][$ext_name][$ext_ver] = (version_compare(getExtensionVersion($ext_name), $ext_ver, '<') === TRUE);
+       } // END - if
 
-       // Now compare both and return the result
-       return ($currVersion < $ext_ver);
+       // Return cache
+       return $GLOBALS[__FUNCTION__][$ext_name][$ext_ver];
 }
 
 // Creates a new task for updated extension