feat(AppInfo): add icon CSS for unified search

Signed-off-by: Edward Ly <[email protected]>

lib/AppInfo/Application.php

@@ -23,6 +23,7 @@
 use OCP\AppFramework\Bootstrap\IBootContext;
 use OCP\AppFramework\Bootstrap\IBootstrap;
 use OCP\AppFramework\Bootstrap\IRegistrationContext;
+use OCP\AppFramework\Http\Events\BeforeTemplateRenderedEvent;
 use OCP\Collaboration\Resources\LoadAdditionalScriptsEvent;
 
 class Application extends App implements IBootstrap {
@@ -35,6 +36,7 @@ public function __construct(array $urlParams = []) {
 
 	public function register(IRegistrationContext $context): void {
 		$context->registerEventListener(LoadAdditionalScriptsEvent::class, FilesMenuListener::class);
+		$context->registerEventListener(BeforeTemplateRenderedEvent::class, BeforeTemplateRenderedListener::class);
 		$context->registerSearchProvider(ZulipSearchMessagesProvider::class);
 	}
 

lib/AppInfo/BeforeTemplateRenderedListener.php

@@ -0,0 +1,22 @@
+<?php
+
+declare(strict_types=1);
+
+namespace OCA\Zulip\AppInfo;
+
+use OCP\AppFramework\Http\Events\BeforeTemplateRenderedEvent;
+use OCP\EventDispatcher\Event;
+use OCP\EventDispatcher\IEventListener;
+
+/** @template-implements IEventListener<BeforeTemplateRenderedEvent|Event> */
+class BeforeTemplateRenderedListener implements IEventListener {
+	public function handle(Event $event): void {
+		if (!($event instanceof BeforeTemplateRenderedEvent)) {
+			return;
+		}
+		if (!$event->isLoggedIn()) {
+			return;
+		}
+		\OCP\Util::addStyle(Application::APP_ID, 'zulip-search');
+	}
+}