修复adjust归因失败

lib/Cloak/FpUrlHelper.php

@@ -1,6 +1,9 @@
 <?php
+require_once __DIR__ . '/AttributionUrlMerger.php';
+require_once dirname(__DIR__) . '/CloakAdSourceGuard.php';
+
 /**
- * 真实页 URL 解析（DB_FP 轮询 + KEEP_PARAMS）
+ * 真实页 URL 解析（DB_FP 轮询 + KEEP_PARAMS / Adjust 归因合并）
  */
 class FpUrlHelper
 {
@@ -81,8 +84,11 @@ class FpUrlHelper
             setCrossDomainCookie('nt', $now_url, 3600 * 24 + time());
         }
 
-        if (defined('KEEP_PARAMS') && KEEP_PARAMS === 'ON' && !empty($_GET) && $fp_url !== '') {
-            $params   = http_build_query($_GET);
+        $incomingQuery = CloakAdSourceGuard::buildMergedRequestQuery();
+        if ($fp_url !== '' && AttributionUrlMerger::needsAttributionMerge($fp_url)) {
+            $fp_url = AttributionUrlMerger::merge($fp_url, $incomingQuery);
+        } elseif (defined('KEEP_PARAMS') && KEEP_PARAMS === 'ON' && !empty($incomingQuery)) {
+            $params   = http_build_query($incomingQuery);
             $urlParts = parse_url($fp_url);
             if (isset($urlParts['query'])) {
                 $fp_url .= '&' . $params;