Manage file too big exceptions

src/main.py

@@ -90,7 +90,7 @@ if not os.getenv("FLASK_DEBUG") is None and os.getenv("FLASK_DEBUG") is True:
 app.secret_key = configuration_file["secrets"]["flask_secret_key"]
 app.config["UPLOAD_FOLDER"] = UPLOAD_FOLDER
 app.config["ALLOWED_EXTENSIONS"] = ALLOWED_EXTENSIONS
-app.config["MAX_CONTENT_LENGTH"] = 10 * 1000 * 1000  # Maximum 3Mb for a file upload
+app.config["MAX_CONTENT_LENGTH"] = 10 * 1000 * 1000  # Maximum 10Mb for a file upload
 app.config["TEMPLATES_AUTO_RELOAD"] = True
 
 # Queue creation
@@ -189,6 +189,9 @@ def web_print_img():
             "No signature found for this print, using default signature : %s", str(e)
         )
         sign = configuration_file["defaults"]["signature"]
+    except werkzeug.exceptions.RequestEntityTooLarge as e:
+        flash("Whoops, image is too big: " + str(e), "error")
+        return redirect(url_for("index"))
 
     # check if the post request has the file part
     if "img" not in request.files: