添加前端获取后端配置

api/main.py

@@ -2,9 +2,24 @@
 
 import tornado.web
 
+import api.base
+import config
+import update
+
 
-# noinspection PyAbstractClass
 class MainHandler(tornado.web.StaticFileHandler):
     """为了使用Vue Router的history模式，把所有请求转发到index.html"""
     async def get(self, *args, **kwargs):
         await super().get('index.html', *args, **kwargs)
+
+
+# noinspection PyAbstractClass
+class ServerInfoHandler(api.base.ApiHandler):
+    async def get(self):
+        cfg = config.get_config()
+        self.write({
+            'version': update.VERSION,
+            'config': {
+                'enableTranslate': cfg.enable_translate
+            }
+        })

frontend/src/views/Home.vue

@@ -53,7 +53,7 @@
 
       <el-tab-pane :label="$t('home.advanced')">
         <el-form-item :label="$t('home.autoTranslate')">
-          <el-switch v-model="form.autoTranslate"></el-switch>
+          <el-switch v-model="form.autoTranslate" :disabled="!serverConfig.enableTranslate"></el-switch>
         </el-form-item>
       </el-tab-pane>
     </el-tabs>
@@ -73,6 +73,7 @@
 
 <script>
 import _ from 'lodash'
+import axios from 'axios'
 import download from 'downloadjs'
 
 import {mergeConfig} from '@/utils'
@@ -82,6 +83,9 @@ export default {
   name: 'Home',
   data() {
     return {
+      serverConfig: {
+        enableTranslate: true
+      },
       form: {
         roomId: parseInt(window.localStorage.roomId || '1'),
         ...config.getLocalConfig()
@@ -105,7 +109,17 @@ export default {
       config.setLocalConfig(this.form)
     }, 500)
   },
+  mounted() {
+    this.updateServerConfig()
+  },
   methods: {
+    async updateServerConfig() {
+      try {
+        this.serverConfig = (await axios.get(`/server_info`)).data.config
+      } catch (e) {
+        this.$message.error('Failed to fetch server information: ' + e)
+      }
+    },
     enterRoom() {
       window.open(this.roomUrl, `room ${this.form.roomId}`, 'menubar=0,location=0,scrollbars=0,toolbar=0,width=600,height=600')
     },

main.py

@@ -21,6 +21,7 @@ logger = logging.getLogger(__name__)
 WEB_ROOT = os.path.join(os.path.dirname(__file__), 'frontend', 'dist')
 
 routes = [
+    (r'/server_info', api.main.ServerInfoHandler),
     (r'/chat', api.chat.ChatHandler),
 
     (r'/((css|fonts|img|js|static)/.*)', tornado.web.StaticFileHandler, {'path': WEB_ROOT}),