From 39987ba9acecf787a1e627eca63008e85c5ea876 Mon Sep 17 00:00:00 2001
From: Louis Lam <louislam@users.noreply.github.com>
Date: Mon, 12 Dec 2022 22:57:57 +0800
Subject: [PATCH] Init server timezone

---
 server/server.js                               |  9 +++++++++
 .../socket-handlers/general-socket-handler.js  | 18 ++++++++++++++++++
 src/mixins/socket.js                           |  5 +++++
 3 files changed, 32 insertions(+)
 create mode 100644 server/socket-handlers/general-socket-handler.js

diff --git a/server/server.js b/server/server.js
index cdfe18dec..5e4ff2b96 100644
--- a/server/server.js
+++ b/server/server.js
@@ -135,6 +135,7 @@ const { cloudflaredSocketHandler, autoStart: cloudflaredAutoStart, stop: cloudfl
 const { proxySocketHandler } = require("./socket-handlers/proxy-socket-handler");
 const { dockerSocketHandler } = require("./socket-handlers/docker-socket-handler");
 const { maintenanceSocketHandler } = require("./socket-handlers/maintenance-socket-handler");
+const { generalSocketHandler } = require("./socket-handlers/general-socket-handler");
 const { Settings } = require("./settings");
 const { CacheableDnsHttpAgent } = require("./cacheable-dns-http-agent");
 
@@ -1488,6 +1489,7 @@ let needSetup = false;
         proxySocketHandler(socket);
         dockerSocketHandler(socket);
         maintenanceSocketHandler(socket);
+        generalSocketHandler(socket, server);
 
         log.debug("server", "added all socket handlers");
 
@@ -1610,6 +1612,13 @@ async function afterLogin(socket, user) {
     for (let monitorID in monitorList) {
         await Monitor.sendStats(io, monitorID, user.id);
     }
+
+    // Set server timezone from client browser if not set
+    // It should be run once only
+    if (! await Settings.get("initServerTimezone")) {
+        log.debug("server", "emit initServerTimezone");
+        socket.emit("initServerTimezone");
+    }
 }
 
 /**
diff --git a/server/socket-handlers/general-socket-handler.js b/server/socket-handlers/general-socket-handler.js
new file mode 100644
index 000000000..a0239733f
--- /dev/null
+++ b/server/socket-handlers/general-socket-handler.js
@@ -0,0 +1,18 @@
+const { log } = require("../../src/util");
+const { Settings } = require("../settings");
+const { sendInfo } = require("../client");
+
+module.exports.generalSocketHandler = (socket, server) => {
+
+    socket.on("initServerTimezone", async (timezone) => {
+        try {
+            log.debug("generalSocketHandler", "Timezone: " + timezone);
+            await Settings.set("initServerTimezone", true);
+            await server.setTimezone(timezone);
+            await sendInfo(socket);
+        } catch (e) {
+
+        }
+    });
+
+};
diff --git a/src/mixins/socket.js b/src/mixins/socket.js
index ef18a6e99..7e3be52c2 100644
--- a/src/mixins/socket.js
+++ b/src/mixins/socket.js
@@ -2,6 +2,7 @@ import { io } from "socket.io-client";
 import { useToast } from "vue-toastification";
 import jwtDecode from "jwt-decode";
 import Favico from "favico.js";
+import dayjs from "dayjs";
 const toast = useToast();
 
 let socket;
@@ -271,6 +272,10 @@ export default {
             socket.on("cloudflared_message", (res) => this.cloudflared.message = res);
             socket.on("cloudflared_errorMessage", (res) => this.cloudflared.errorMessage = res);
             socket.on("cloudflared_token", (res) => this.cloudflared.cloudflareTunnelToken = res);
+
+            socket.on("initServerTimezone", () => {
+                socket.emit("initServerTimezone", dayjs.tz.guess());
+            });
         },
 
         /**