feat: 完成源晶权限与经验系统并优化 me/admin 交互

backend/src/controllers/leaderboard_controller.cc

@@ -42,9 +42,15 @@ void LeaderboardController::global(
     if (!limit_str.empty()) {
       limit = std::max(1, std::min(500, std::stoi(limit_str)));
     }
+    std::string scope = req->getParameter("scope");
+    if (scope.empty()) scope = "all";
+    if (scope != "all" && scope != "week" && scope != "today") {
+      cb(JsonError(drogon::k400BadRequest, "invalid scope"));
+      return;
+    }
 
     services::UserService users(csp::AppState::Instance().db());
-    const auto rows = users.GlobalLeaderboard(limit);
+    const auto rows = users.GlobalLeaderboard(limit, scope);
 
     Json::Value arr(Json::arrayValue);
     for (const auto& r : rows) arr.append(domain::ToJson(r));