From 60d4a477bdb7dbacfbf81cc7957c4269518b6d45 Mon Sep 17 00:00:00 2001
From: b1ek <me@blek.codes>
Date: Sun, 19 Feb 2023 12:32:25 +1000
Subject: [PATCH] add previous url

---
 middleware/index.js        | 19 +++++++++++++++++++
 middleware/session_back.js | 16 ++++++++++++++++
 2 files changed, 35 insertions(+)
 create mode 100644 middleware/index.js
 create mode 100644 middleware/session_back.js

diff --git a/middleware/index.js b/middleware/index.js
new file mode 100644
index 0000000..8e289f3
--- /dev/null
+++ b/middleware/index.js
@@ -0,0 +1,19 @@
+const express = require('express');
+const router = express.Router();
+const glob = require('glob');
+
+glob(__dirname + "/**/*.js", {}, (er, data) => {
+    if (er) {
+        console.error(er);
+        process.exit(-1);
+    }
+    data
+        .filter(file => {
+            return !file.endsWith('index.js')
+        })
+        .forEach(file => {
+            require(file)(router);
+        });
+});
+
+module.exports = router;
\ No newline at end of file
diff --git a/middleware/session_back.js b/middleware/session_back.js
new file mode 100644
index 0000000..c47d8e5
--- /dev/null
+++ b/middleware/session_back.js
@@ -0,0 +1,16 @@
+async function handler(req, res, next) {
+    // TODO:
+    // Log only non-automatical requests
+    // In other words, ignore requests like favicon.ico
+    if (!req.accepts('html') && !req.accepts('*')) {
+        next();
+        return;
+    }
+    req.session.prev = req.originalUrl;
+    req.session.save();
+    next();
+}
+
+module.exports = (router) => {
+    router.use(handler);
+}
\ No newline at end of file