新建download.pug

views/download.pug

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+doctype html
+html(lang='zh')
+    head
+        meta(charset='UTF-8')
+        meta(http-equiv='X-UA-Compatible' content='IE=edge')
+        meta(name='viewport' content='width=device-width, initial-scale=1.0')
+        link(rel='icon' href='/favicon.ico' type='image/x-icon')
+        link(rel='stylesheet' href='/style.css')
+        title 下载文件
+    body
+        h1 下载文件
+        form(method='POST')
+            label 文件
+            label= file.filename
+            label 大小
+            label= file.size
+                |   字节
+            label 类型
+            label= file.mimetype
+            label 下载
+            label= file.downloads
+                |   次
+            if file.password
+                label(for='password_input') 密码
+                input(id='password_input' name='password' type='password' autocomplete='off'  required)
+            button(id='download_button' type='submit') 下载
+    script(src='/client.js')