Modified sqimap_session_id to return something when there is no session ID

yet.  This lets it work with the login_auth plugin.

git-svn-id: https://svn.code.sf.net/p/squirrelmail/code/trunk/squirrelmail@1792 7612ce4b-ef26-0410-bec9-ea0150e637f0

diff --git a/functions/imap_general.php b/functions/imap_general.php
index 165a02a50051ccc1935bc2cb491ba1488e66b558..b5576283b0c65b0cc7fbd4b83eed91e632c5903c 100755 (executable)
--- a/functions/imap_general.php
+++ b/functions/imap_general.php
@@ -19,7 +19,15 @@ $imap_general_debug = false;
     ******************************************************************************/
 
    function sqimap_session_id() {
-      return( substr( session_id(), -4 ) );
+      if (session_id() != '')
+         return substr(session_id(), -4);
+        
+      global $RememberedSessionID;
+      
+      if (! isset($RememberedSessionID))
+         $RememberedSessionID = GenerateRandomString(4, '', 7);
+        
+      return $RememberedSessionID;
    }