feat: replace chb with consent groups and preserve runtime config (api#317, #17)

index.php

@@ -4,6 +4,7 @@ require_once __DIR__ . '/i18n.php';
 require_once __DIR__ . '/components/asset-url.php';
 require_once __DIR__ . '/components/site-domain.php';
 require_once __DIR__ . '/components/theme-preference.php';
+require_once __DIR__ . '/components/cons-utm.php';
 
 $configFile = __DIR__ . '/config.json';
 $config = file_exists($configFile) ? json_decode(file_get_contents($configFile), true) : [];
@@ -13,6 +14,7 @@ if (json_last_error() !== JSON_ERROR_NONE) {
 }
 
 Yii::init($config['default_language'] ?? 'ru');
+$config = prelandNormalizeConsConfig($config);
 
 function getWeightedRandom($weights)
 {
@@ -40,10 +42,11 @@ function getWeightedRandom($weights)
     return (string)end($keys);
 }
 
-$get_params = $_GET;
+$get_params = prelandNormalizeConsQuery($_GET, $config['utm']['cons']);
 
 if (isset($config['utm']) && is_array($config['utm'])) {
     foreach ($get_params as $key => $value) {
+        if ($key === 'cons') continue;
         if (!isset($config['utm'][$key])) {
             continue;
         }