From 5e7c718e398b84feab56f353160c300617c69b6f Mon Sep 17 00:00:00 2001
From: Henri Bergius <henri.bergius@iki.fi>
Date: Wed, 26 Dec 2018 18:54:38 +0100
Subject: [PATCH] Route for serving pictures

---
 server/index.js          |  2 ++
 server/route/pictures.js | 21 +++++++++++++++++++++
 2 files changed, 23 insertions(+)
 create mode 100644 server/route/pictures.js

diff --git a/server/index.js b/server/index.js
index cc06254..4110091 100644
--- a/server/index.js
+++ b/server/index.js
@@ -5,12 +5,14 @@ const Cors = require('koa-cors');
 const Mount = require('koa-mount');
 const path = require('path');
 
+const routePictures = require('./route/pictures');
 const route35c3 = require('./route/35c3');
 
 const app = new Koa();
 const router = new Router();
 
 route35c3(router);
+routePictures(router);
 
 app
   .use(Cors())
diff --git a/server/route/pictures.js b/server/route/pictures.js
new file mode 100644
index 0000000..126943d
--- /dev/null
+++ b/server/route/pictures.js
@@ -0,0 +1,21 @@
+const path = require('path');
+const fs = require('fs');
+const { promisify } = require('util');
+
+const fsStat = promisify(fs.stat);
+const fsReadDir = promisify(fs.readdir);
+
+module.exports = (router) => {
+  router.get('/pictures/:folder', async (ctx) => {
+    const folder = path.resolve(__dirname, `../../pictures/${path.basename(ctx.params.folder)}`);
+    try {
+      await fsStat(folder);
+    } catch (e) {
+      ctx.status = 404;
+      return ctx;
+    }
+    const files = await fsReadDir(folder);
+    ctx.body = files.map(f => `/pictures/${path.basename(ctx.params.folder)}/${f}`);
+    return ctx;
+  });
+};