go back to normal for now

backend/routes/routesToucan.js

@@ -124,9 +124,9 @@ router.route("/img/:id")
         }
     });
 
-router.route("/pdf/:id")
-    .get(celebrate({params: validId}), function(req,res) {
-        Toucan.findOne({_id: mongoose.Type.ObjectId(req.params.id)}, (err,data) => {
+router.route("/pdf/:title")
+    .get(celebrate({params: validTitle}), function(req,res) {
+        Toucan.findOne({title: req.params.title}, (err,data) => {
             if (err) {
                 res.end(500);
                 return;
@@ -139,4 +139,5 @@ router.route("/pdf/:id")
         }
         );});
 
+
 module.exports = router;
\ No newline at end of file