improve initTrackerUrl()

nexus/Install/Install.php

@@ -764,11 +764,25 @@ class Install
         $searchBoxRep->migrateToModeRelated();
     }
 
-    public function initTrackerUrl(): void
+    /**
+     * 初始化，注意这里不能使用 get_tracker_schema_and_host()。里面会调用 TrackerUrl， 这本来就是要往里面插入数据
+     *
+     * @param string $scene install or update
+     * @return void
+     */
+    public function initTrackerUrl(string $scene): void
     {
-        $announceUrl = get_setting("security.https_announce_url");
+        if ($scene == "update") {
+            $announceUrl = get_setting("security.https_announce_url");
+            if (empty($announceUrl)) {
+                $announceUrl = get_setting("basic.announce_url");
+            }
+        }
         if (empty($announceUrl)) {
-            $announceUrl = get_setting("basic.announce_url");
+            $announceUrl = sprintf(
+                "%s/%s",
+                trim($_SERVER['HTTP_HOST'], '/'), trim(DEFAULT_TRACKER_URI, '/')
+            );
         }
         if (!str_starts_with($announceUrl, "http")) {
             $announceUrl = (isHttps() ? "https://" : "http://"). $announceUrl;