Fix login endpoint redirect

inventory-app/inventory.py

@@ -1,5 +1,6 @@
 import boto3
 import pymongo
+import urllib
 from datetime import datetime, date, timedelta
 from botocore.exceptions import ClientError
 from bson.objectid import ObjectId
@@ -30,6 +31,7 @@ def view_inventory_view(item_id):
         if not item["inventory"].get("public"):
             return do_login()
         template = "inventory_view_public.html"
+        redirect_url = urllib.parse.quote_plus(request.full_path)
     else:
         can_audit = "k-space:janitors" in user["groups"]
         can_edit = check_edit_permission(item_id)

inventory-app/main.py

@@ -208,7 +208,7 @@ def name_check(form, field):
 @app.route("/login")
 @login_required
 def login_dummy():
-    return redirect("/m/inventory")
+    return redirect(request.args.get("redirect_url", "/m/inventory"))
 
 @app.route("/")
 def index():

inventory-app/templates/inventory_view_public.html

@@ -1,7 +1,7 @@
 {% extends 'base.html' %}
 {% block content %}
 <div class="container">
-<h6>Please <a href="/login">log in</a> to see more details</h6>
+<h6>Please <a href="/login?redirect_url={{ redirect_url }}">log in</a> to see more details</h6>
 <p>Inventory item.</p>
 
 <table>