Don't read file if key set directly

Author: rowan-m

examples/recaptcha-v2-checkbox.php

@@ -31,7 +31,7 @@
 $secret = '';
 
 // Copy the config.php.dist file to config.php and update it with your keys to run the examples
-if (is_readable(__DIR__ . '/config.php')) {
+if ($siteKey == '' && is_readable(__DIR__ . '/config.php')) {
     $config = include __DIR__ . '/config.php';
     $siteKey = $config['v2-standard']['site'];
     $secret = $config['v2-standard']['secret'];

examples/recaptcha-v2-invisible.php

@@ -31,7 +31,7 @@
 $secret = '';
 
 // Copy the config.php.dist file to config.php and update it with your keys to run the examples
-if (is_readable(__DIR__ . '/config.php')) {
+if ($siteKey == '' && is_readable(__DIR__ . '/config.php')) {
     $config = include __DIR__ . '/config.php';
     $siteKey = $config['v2-invisible']['site'];
     $secret = $config['v2-invisible']['secret'];

examples/recaptcha-v3-request-scores.php

@@ -31,7 +31,7 @@
 $secret = '';
 
 // Copy the config.php.dist file to config.php and update it with your keys to run the examples
-if (is_readable(__DIR__ . '/config.php')) {
+if ($siteKey == '' && is_readable(__DIR__ . '/config.php')) {
     $config = include __DIR__ . '/config.php';
     $siteKey = $config['v3']['site'];
     $secret = $config['v3']['secret'];

examples/recaptcha-v3-verify.php

@@ -31,7 +31,7 @@
 $secret = '';
 
 // Copy the config.php.dist file to config.php and update it with your keys to run the examples
-if (is_readable(__DIR__ . '/config.php')) {
+if ($siteKey == '' && is_readable(__DIR__ . '/config.php')) {
     $config = include __DIR__ . '/config.php';
     $siteKey = $config['v3']['site'];
     $secret = $config['v3']['secret'];