[taler-gnu-taler-payment-for-woocommerce] branch master updated: -improve version checking

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grothoff pushed a commit to branch master
in repository gnu-taler-payment-for-woocommerce.

The following commit(s) were added to refs/heads/master by this push:
     new 8098010  -improve version checking
8098010 is described below

commit 8098010209fe4f589781eb9b9e117750ffba63b1
Author: Christian Grothoff <christian@grothoff.org>
AuthorDate: Thu Feb 23 15:02:29 2023 +0100

    -improve version checking
---
 class-wc-gnutaler-gateway.php | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/class-wc-gnutaler-gateway.php b/class-wc-gnutaler-gateway.php
index 940cc1a..1305479 100644
--- a/class-wc-gnutaler-gateway.php
+++ b/class-wc-gnutaler-gateway.php
@@ -42,7 +42,7 @@ define( 'GNU_TALER_MERCHANT_PROTOCOL_CURRENT', 3 );
 /**
  * How many merchant protocol versions are we backwards compatible with?
  */
-define( 'GNU_TALER_MERCHANT_PROTOCOL_AGE', 2 );
+define( 'GNU_TALER_MERCHANT_PROTOCOL_AGE', 0 );
 
 require_once ABSPATH . 'wp-admin/includes/plugin.php';
 
@@ -549,7 +549,8 @@ function gnutaler_init_gateway_class() {
                                        $age      = $ver[2];
                                        if ( ( ! is_numeric( $current ) )
                                                 || ( ! is_numeric( $revision ) 
)
-                                                || ( ! is_numeric( $age ) )
+                                                || ( ! is_numeric( $age )
+                                                || ( $age > $current ) )
                                           ) {
                                                $this->error(
                                                        sprintf(
@@ -583,7 +584,8 @@ function gnutaler_init_gateway_class() {
                                                return false;
                                        }
                                        $currency = $info['currency'];
-                                       if ( ( ! is_null( $ecurrency ) ) && ( 0 
!== strcasecmp( $currency, $ecurrency ) ) ) {
+                                       if ( ( ! is_null( $ecurrency ) ) &&
+                                            ( 0 !== strcasecmp( $currency, 
$ecurrency ) ) ) {
                                                $this->error(
                                                        sprintf(
                                                                /* translators: 
first placeholder is the Taler backend currency, second the expected currency 
from WooCommerce */

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