From aab3a7bd63c1a20c9561b629bfaf0690a2841728 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Gina=20H=C3=A4u=C3=9Fge?= <gina@octoprint.org>
Date: Thu, 20 Jul 2017 19:36:14 +0200
Subject: [PATCH] Wizard: Support to prevent the "settings updated" dialog

Subwizards might actually intentionally want to update stuff through
the settings API, let's allow that.
---
 .../static/js/app/viewmodels/wizard.js        | 20 +++++++++++++++++--
 1 file changed, 18 insertions(+), 2 deletions(-)

diff --git a/src/octoprint/static/js/app/viewmodels/wizard.js b/src/octoprint/static/js/app/viewmodels/wizard.js
index 5bdccede..a1370215 100644
--- a/src/octoprint/static/js/app/viewmodels/wizard.js
+++ b/src/octoprint/static/js/app/viewmodels/wizard.js
@@ -192,9 +192,25 @@ $(function() {
         self.onSettingsPreventRefresh = function() {
             if (!self.finishing && self.isDialogActive()
                 && hasDataChanged(self.settingsViewModel.getLocalData(), self.settingsViewModel.lastReceivedSettings)) {
+                var preventSettingsRefreshDialog = false;
+                callViewModels(allViewModels, "onWizardPreventSettingsRefreshDialog", function(method) {
+                    // if any of our methods returns that it wants to prevent the dialog
+                    // we'll need to set preventSettingsRefreshDialog to true
+                    //
+                    // order is important here - the method call needs to happen
+                    // first, or it won't happen after the flag has been
+                    // set once due to the || making further evaluation unnecessary
+                    // then
+                    preventSettingsRefreshDialog = (method() === true) || preventSettingsRefreshDialog;
+                });
+
                 // we have local changes, show update dialog
-                self.settingsViewModel.settingsUpdatedDialog.modal("show");
-                return true;
+                if (preventSettingsRefreshDialog) {
+                    return false;
+                } else {
+                    self.settingsViewModel.settingsUpdatedDialog.modal("show");
+                    return true;
+                }
             }
 
             return false;