From 45ef6a9ea3ebf6171a07cea9dda113fffad67a90 Mon Sep 17 00:00:00 2001
From: "Peter Droogmans (attiks)" <peter@attiks.com>
Date: Thu, 28 Mar 2024 11:29:49 +0100
Subject: [PATCH] feat: Separate home page

Refs: #OPS-10197
---
 composer.lock                                 |   2 +-
 config/views.view.my_documents.yml            |   2 +-
 .../ocha_ai_summarize.services.yml            |   6 +
 .../AnonymousFrontpageSubscriber.php          | 128 ++++++++++++++++++
 4 files changed, 136 insertions(+), 2 deletions(-)
 create mode 100644 html/modules/custom/ocha_ai_summarize/ocha_ai_summarize.services.yml
 create mode 100644 html/modules/custom/ocha_ai_summarize/src/EventSubscriber/AnonymousFrontpageSubscriber.php

diff --git a/composer.lock b/composer.lock
index 879393c..f73f6e6 100644
--- a/composer.lock
+++ b/composer.lock
@@ -16120,5 +16120,5 @@
         "php": ">=8.1"
     },
     "platform-dev": [],
-    "plugin-api-version": "2.6.0"
+    "plugin-api-version": "2.3.0"
 }
diff --git a/config/views.view.my_documents.yml b/config/views.view.my_documents.yml
index 398ef80..4b9930d 100644
--- a/config/views.view.my_documents.yml
+++ b/config/views.view.my_documents.yml
@@ -269,7 +269,7 @@ display:
           plugin_id: text_custom
           label: ''
           empty: true
-          content: "<p>Welcome to OCHA’s internal AI-based document summarization tool. This proof-of-concept is only available to OCHA personnel.</p>\r\n\r\n<p class=\"button-login\"><a href=\"/user/login/hid\">Log in</a></p>"
+          content: "<p>Welcome to OCHA’s internal AI-based document summarization tool.</p>\r\n\r\n<p class=\"button-login\"><a href=\"/node/add\">Add your first document.</a></p>"
           tokenize: false
         title:
           id: title
diff --git a/html/modules/custom/ocha_ai_summarize/ocha_ai_summarize.services.yml b/html/modules/custom/ocha_ai_summarize/ocha_ai_summarize.services.yml
new file mode 100644
index 0000000..fd51f90
--- /dev/null
+++ b/html/modules/custom/ocha_ai_summarize/ocha_ai_summarize.services.yml
@@ -0,0 +1,6 @@
+services:
+  ocha_ai_summarize.event_subscriber:
+    class: Drupal\ocha_ai_summarize\EventSubscriber\AnonymousFrontpageSubscriber
+    arguments: ['@messenger','@current_user','@path.matcher', '@config.factory', '@state']
+    tags:
+      - { name: event_subscriber }
diff --git a/html/modules/custom/ocha_ai_summarize/src/EventSubscriber/AnonymousFrontpageSubscriber.php b/html/modules/custom/ocha_ai_summarize/src/EventSubscriber/AnonymousFrontpageSubscriber.php
new file mode 100644
index 0000000..30834cf
--- /dev/null
+++ b/html/modules/custom/ocha_ai_summarize/src/EventSubscriber/AnonymousFrontpageSubscriber.php
@@ -0,0 +1,128 @@
+<?php
+
+namespace Drupal\ocha_ai_summarize\EventSubscriber;
+
+use Drupal\Core\Config\ConfigFactoryInterface;
+use Drupal\Core\Installer\InstallerKernel;
+use Drupal\Core\Messenger\MessengerInterface;
+use Drupal\Core\Path\PathMatcherInterface;
+use Drupal\Core\Session\AccountProxyInterface;
+use Drupal\Core\State\State;
+use Drupal\Core\Url;
+use Symfony\Component\EventDispatcher\EventSubscriberInterface;
+use Symfony\Component\HttpFoundation\RedirectResponse;
+use Symfony\Component\HttpKernel\Event\RequestEvent;
+use Symfony\Component\HttpKernel\KernelEvents;
+
+/**
+ * Custom Frontpage for anonymous users event subscriber.
+ */
+class AnonymousFrontpageSubscriber implements EventSubscriberInterface {
+
+  /**
+   * The messenger.
+   *
+   * @var \Drupal\Core\Messenger\MessengerInterface
+   */
+  protected $messenger;
+
+  /**
+   * The current user.
+   *
+   * @var \Drupal\Core\Session\AccountProxyInterface
+   */
+  protected $currentUser;
+
+  /**
+   * The path matcher service.
+   *
+   * @var \Drupal\Core\Path\PathMatcherInterface
+   */
+  protected $pathMatcher;
+
+  /**
+   * The config factory.
+   *
+   * @var \Drupal\Core\Config\ConfigFactoryInterface
+   */
+  protected $configFactory;
+
+  /**
+   * The config factory.
+   *
+   * @var \Drupal\Core\State\State
+   */
+  protected $state;
+
+  /**
+   * Constructs event subscriber.
+   *
+   * @param \Drupal\Core\Messenger\MessengerInterface $messenger
+   *   The messenger.
+   * @param \Drupal\Core\Session\AccountProxyInterface $currentUser
+   *   The current user.
+   * @param \Drupal\Core\Path\PathMatcherInterface $pathMatcher
+   *   The path matcher.
+   * @param \Drupal\Core\Config\ConfigFactoryInterface $configFactory
+   *   The config factory.
+   * @param \Drupal\Core\State\State $state
+   *   The state service.
+   */
+  public function __construct(MessengerInterface $messenger,
+                              AccountProxyInterface $currentUser,
+                              PathMatcherInterface $pathMatcher,
+                              ConfigFactoryInterface $configFactory,
+                              State $state) {
+    $this->messenger = $messenger;
+    $this->currentUser = $currentUser;
+    $this->pathMatcher = $pathMatcher;
+    $this->configFactory = $configFactory;
+    $this->state = $state;
+  }
+
+  /**
+   * Kernel request event handler.
+   *
+   * @param \Symfony\Component\HttpKernel\Event\RequestEvent $event
+   *   Response event.
+   */
+  public function onKernelRequest(RequestEvent $event) {
+    // Make sure front page module is not run when using cli (drush).
+    // Make sure front page module does not run when installing Drupal either.
+    if (PHP_SAPI === 'cli' || InstallerKernel::installationAttempted()) {
+      return;
+    }
+
+    // Don't run when site is in maintenance mode.
+    if ($this->state->get('system.maintenance_mode')) {
+      return;
+    }
+
+    // Ignore non index.php requests (like cron).
+    if (!empty($_SERVER['SCRIPT_FILENAME'])
+      && realpath(DRUPAL_ROOT . '/index.php') != realpath($_SERVER['SCRIPT_FILENAME'])) {
+      return;
+    }
+
+    // Ignore authenticated users.
+    if ($this->currentUser->isAuthenticated()) {
+      return;
+    }
+
+    if ($this->pathMatcher->isFrontPage()) {
+      $url_object = Url::fromUserInput('/home');
+      $event->setResponse(new RedirectResponse($url_object->toString()));
+    }
+
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public static function getSubscribedEvents() {
+    return [
+      KernelEvents::REQUEST => ['onKernelRequest'],
+    ];
+  }
+
+}