a few changes to make A/B testing easier

server/routes/delete.js

@@ -0,0 +1,30 @@
+const storage = require('../storage');
+
+function validateID(route_id) {
+  return route_id.match(/^[0-9a-fA-F]{10}$/) !== null;
+}
+
+module.exports = async function(req, res) {
+  const id = req.params.id;
+
+  if (!validateID(id)) {
+    res.sendStatus(404);
+    return;
+  }
+
+  const delete_token = req.body.delete_token;
+
+  if (!delete_token) {
+    res.sendStatus(404);
+    return;
+  }
+
+  try {
+    const err = await storage.delete(id, delete_token);
+    if (!err) {
+      res.sendStatus(200);
+    }
+  } catch (e) {
+    res.sendStatus(404);
+  }
+};