fix(xo-server): use encodeURIComponent for filenames

This makes sure special characters like `?` or `#` are correctly handled.

packages/xo-server/src/api/backup-ng.js

@@ -302,7 +302,7 @@ export async function fetchFiles(params) {
   filename += '.zip'
 
   return this.registerHttpRequest(handleFetchFiles, params, {
-    suffix: encodeURI(`/${filename}`),
+    suffix: '/' + encodeURIComponent(filename),
   }).then(url => ({ $getFrom: url }))
 }
 

packages/xo-server/src/api/backup.js

@@ -93,7 +93,7 @@ export async function fetchFiles({ format = 'zip', ...params }) {
     handleFetchFiles,
     { ...params, format },
     {
-      suffix: encodeURI(`/${fileName}`),
+      suffix: '/' + encodeURIComponent(fileName),
     }
   ).then(url => ({ $getFrom: url }))
 }

packages/xo-server/src/api/vm.js

@@ -1189,7 +1189,7 @@ async function export_({ vm, compress }) {
 
   return {
     $getFrom: await this.registerHttpRequest(handleExport, data, {
-      suffix: encodeURI(`/${vm.name_label}.xva`),
+      suffix: '/' + encodeURIComponent(`${vm.name_label}.xva`),
     }),
   }
 }