DEV: Add `owner` arg to plugin connector's `shouldRender` callbacks (#29488)

app/assets/javascripts/discourse/app/components/plugin-outlet.js

@@ -1,6 +1,7 @@
 import { cached } from "@glimmer/tracking";
 import ClassicComponent from "@ember/component";
 import { get } from "@ember/object";
+import { getOwner } from "@ember/owner";
 import { service } from "@ember/service";
 import GlimmerComponentWithDeprecatedParentView from "discourse/components/glimmer-component-with-deprecated-parent-view";
 import {
@@ -88,7 +89,8 @@ export default class PluginOutletComponent extends GlimmerComponentWithDeprecate
     const connectors = renderedConnectorsFor(
       this.args.name,
       this.outletArgsWithDeprecations,
-      this.context
+      this.context,
+      getOwner(this)
     );
     if (connectors.length > 1 && hasBlock) {
       const message = `Multiple connectors were registered for the ${this.args.name} outlet. Using the first.`;

app/assets/javascripts/discourse/app/lib/plugin-connectors.js

@@ -224,10 +224,12 @@ export function connectorsFor(outletName) {
   return _connectorCache[outletName] || [];
 }
 
-export function renderedConnectorsFor(outletName, args, context) {
+export function renderedConnectorsFor(outletName, args, context, owner) {
   return connectorsFor(outletName).filter((con) => {
-    const shouldRender = con.connectorClass?.shouldRender;
-    return !shouldRender || shouldRender(args, context);
+    return (
+      !con.connectorClass?.shouldRender ||
+      con.connectorClass?.shouldRender(args, context, owner)
+    );
   });
 }
 

app/assets/javascripts/discourse/tests/integration/components/plugin-outlet-test.gjs

@@ -60,8 +60,12 @@ module("Integration | Component | plugin-outlet", function (hooks) {
     });
 
     registerTemporaryModule(`${CLASS_PREFIX}/test-name/conditional-render`, {
-      shouldRender(args, context) {
-        return args.shouldDisplay || context.siteSettings.always_display;
+      shouldRender(args, context, owner) {
+        return (
+          args.shouldDisplay ||
+          context.siteSettings.always_display ||
+          owner.lookup("service:site-settings").alternativeAccess
+        );
       },
     });
 
@@ -407,6 +411,17 @@ module("Integration | Component | plugin-outlet", function (hooks) {
     assert.dom(".conditional-render").exists("renders conditional outlet");
   });
 
+  test("shouldRender receives an owner argument", async function (assert) {
+    await render(hbs`<PluginOutlet @name="test-name" />`);
+    assert
+      .dom(".conditional-render")
+      .doesNotExist("doesn't render conditional outlet");
+
+    getOwner(this).lookup("service:site-settings").alternativeAccess = true;
+    await settled();
+    assert.dom(".conditional-render").exists("renders conditional outlet");
+  });
+
   test("Other outlets are not re-rendered", async function (assert) {
     this.set("shouldDisplay", false);
     await render(hbs`