REFACTOR: Remove `Discourse.SiteSettings` from user/admin-user

app/assets/javascripts/admin/components/screened-ip-address-form.js

@@ -21,12 +21,7 @@ export default Component.extend({
   formSubmitted: false,
   actionName: "block",
 
-  @discourseComputed
-  adminWhitelistEnabled() {
-    return Discourse.SiteSettings.use_admin_ip_whitelist;
-  },
-
-  @discourseComputed("adminWhitelistEnabled")
+  @discourseComputed("siteSettings.use_admin_ip_whitelist")
   actionNames(adminWhitelistEnabled) {
     if (adminWhitelistEnabled) {
       return [

app/assets/javascripts/admin/models/admin-user.js

@@ -35,7 +35,7 @@ const AdminUser = User.extend({
   bounceScoreExplanation(bounce_score) {
     if (bounce_score === 0) {
       return I18n.t("admin.user.bounce_score_explanation.none");
-    } else if (bounce_score < Discourse.SiteSettings.bounce_score_threshold) {
+    } else if (bounce_score < this.siteSettings.bounce_score_threshold) {
       return I18n.t("admin.user.bounce_score_explanation.some");
     } else {
       return I18n.t("admin.user.bounce_score_explanation.threshold_reached");

app/assets/javascripts/discourse/app/models/rest.js

@@ -2,6 +2,7 @@ import { warn } from "@ember/debug";
 import { equal } from "@ember/object/computed";
 import EmberObject from "@ember/object";
 import { Promise } from "rsvp";
+import { getOwner } from "discourse-common/lib/get-owner";
 
 const RestModel = EmberObject.extend({
   isNew: equal("__state", "new"),
@@ -100,9 +101,16 @@ RestModel.reopenClass({
 
   create(args) {
     args = args || {};
+    let owner = getOwner(this);
+
+    // Some Discourse code calls `model.create()` directly without going through the
+    // store. In that case the injections are not made, so we do them here. Eventually
+    // we should use the store for everything to fix this.
     if (!args.store) {
-      const container = Discourse.__container__;
-      args.store = container.lookup("service:store");
+      args.store = owner.lookup("service:store");
+    }
+    if (!args.siteSettings) {
+      args.siteSettings = owner.lookup("site-settings:main");
     }
 
     args.__munge = this.munge;

app/assets/javascripts/discourse/app/models/store.js

@@ -262,7 +262,6 @@ export default EmberObject.extend({
     // TODO: Have injections be automatic
     obj.topicTrackingState = this.register.lookup("topic-tracking-state:main");
     obj.keyValueStore = this.register.lookup("key-value-store:main");
-    obj.siteSettings = this.register.lookup("site-settings:main");
 
     const klass = this.register.lookupFactory("model:" + type) || RestModel;
     const model = klass.create(obj);

app/assets/javascripts/discourse/app/models/user.js

@@ -50,7 +50,7 @@ const User = RestModel.extend({
 
   @discourseComputed("can_be_deleted", "post_count")
   canBeDeleted(canBeDeleted, postCount) {
-    const maxPostCount = Discourse.SiteSettings.delete_all_posts_max;
+    const maxPostCount = this.siteSettings.delete_all_posts_max;
     return canBeDeleted && postCount <= maxPostCount;
   },
 
@@ -100,7 +100,7 @@ const User = RestModel.extend({
 
   @discourseComputed("username", "name")
   displayName(username, name) {
-    if (Discourse.SiteSettings.enable_names && !isEmpty(name)) {
+    if (this.siteSettings.enable_names && !isEmpty(name)) {
       return name;
     }
     return username;
@@ -108,7 +108,7 @@ const User = RestModel.extend({
 
   @discourseComputed("profile_background_upload_url")
   profileBackgroundUrl(bgUrl) {
-    if (isEmpty(bgUrl) || !Discourse.SiteSettings.allow_profile_backgrounds) {
+    if (isEmpty(bgUrl) || !this.siteSettings.allow_profile_backgrounds) {
       return "".htmlSafe();
     }
     return ("background-image: url(" + getURLWithCDN(bgUrl) + ")").htmlSafe();
@@ -664,7 +664,7 @@ const User = RestModel.extend({
     return (
       this.staff ||
       this.trust_level > 0 ||
-      Discourse.SiteSettings[`newuser_max_${type}s`] > 0
+      this.siteSettings[`newuser_max_${type}s`] > 0
     );
   },
 
@@ -724,7 +724,7 @@ const User = RestModel.extend({
 
   @discourseComputed("can_delete_account")
   canDeleteAccount(canDeleteAccount) {
-    return !Discourse.SiteSettings.enable_sso && canDeleteAccount;
+    return !this.siteSettings.enable_sso && canDeleteAccount;
   },
 
   delete: function() {
@@ -881,7 +881,7 @@ const User = RestModel.extend({
 
   @discourseComputed("second_factor_enabled", "staff")
   enforcedSecondFactor(secondFactorEnabled, staff) {
-    const enforce = Discourse.SiteSettings.enforce_second_factor;
+    const enforce = this.siteSettings.enforce_second_factor;
     return (
       !secondFactorEnabled &&
       (enforce === "all" || (enforce === "staff" && staff))

app/assets/javascripts/discourse/app/pre-initializers/inject-discourse-objects.js

@@ -35,6 +35,12 @@ export default {
       app.inject(t, "messageBus", "message-bus:main")
     );
 
+    const siteSettings = app.SiteSettings;
+    app.register("site-settings:main", siteSettings, { instantiate: false });
+    ALL_TARGETS.concat("service").forEach(t =>
+      app.inject(t, "siteSettings", "site-settings:main")
+    );
+
     const currentUser = User.current();
     app.register("current-user:main", currentUser, { instantiate: false });
     app.currentUser = currentUser;
@@ -50,12 +56,6 @@ export default {
       app.inject(t, "topicTrackingState", "topic-tracking-state:main")
     );
 
-    const siteSettings = app.SiteSettings;
-    app.register("site-settings:main", siteSettings, { instantiate: false });
-    ALL_TARGETS.concat("service").forEach(t =>
-      app.inject(t, "siteSettings", "site-settings:main")
-    );
-
     const site = Site.current();
     app.register("site:main", site, { instantiate: false });
     ALL_TARGETS.forEach(t => app.inject(t, "site", "site:main"));