feat: Allow to fetch app discover json and provide frontend API route

Signed-off-by: Ferdinand Thiessen <opensource@fthiessen.de>

4 files changed, 103 insertions, 1 deletions

diff --git a/lib/composer/composer/autoload_classmap.php b/lib/composer/composer/autoload_classmap.php
index d22c5ca817d..3aa5c6a2b8c 100644
--- a/lib/composer/composer/autoload_classmap.php
+++ b/lib/composer/composer/autoload_classmap.php
@@ -887,6 +887,7 @@ return array(
     'OC\\App\\AppStore\\Bundles\\HubBundle' => $baseDir . '/lib/private/App/AppStore/Bundles/HubBundle.php',
     'OC\\App\\AppStore\\Bundles\\PublicSectorBundle' => $baseDir . '/lib/private/App/AppStore/Bundles/PublicSectorBundle.php',
     'OC\\App\\AppStore\\Bundles\\SocialSharingBundle' => $baseDir . '/lib/private/App/AppStore/Bundles/SocialSharingBundle.php',
+    'OC\\App\\AppStore\\Fetcher\\AppDiscoverFetcher' => $baseDir . '/lib/private/App/AppStore/Fetcher/AppDiscoverFetcher.php',
     'OC\\App\\AppStore\\Fetcher\\AppFetcher' => $baseDir . '/lib/private/App/AppStore/Fetcher/AppFetcher.php',
     'OC\\App\\AppStore\\Fetcher\\CategoryFetcher' => $baseDir . '/lib/private/App/AppStore/Fetcher/CategoryFetcher.php',
     'OC\\App\\AppStore\\Fetcher\\Fetcher' => $baseDir . '/lib/private/App/AppStore/Fetcher/Fetcher.php',
diff --git a/lib/composer/composer/autoload_static.php b/lib/composer/composer/autoload_static.php
index 349dfedeeb5..21d67784322 100644
--- a/lib/composer/composer/autoload_static.php
+++ b/lib/composer/composer/autoload_static.php
@@ -920,6 +920,7 @@ class ComposerStaticInit749170dad3f5e7f9ca158f5a9f04f6a2
         'OC\\App\\AppStore\\Bundles\\HubBundle' => __DIR__ . '/../../..' . '/lib/private/App/AppStore/Bundles/HubBundle.php',
         'OC\\App\\AppStore\\Bundles\\PublicSectorBundle' => __DIR__ . '/../../..' . '/lib/private/App/AppStore/Bundles/PublicSectorBundle.php',
         'OC\\App\\AppStore\\Bundles\\SocialSharingBundle' => __DIR__ . '/../../..' . '/lib/private/App/AppStore/Bundles/SocialSharingBundle.php',
+        'OC\\App\\AppStore\\Fetcher\\AppDiscoverFetcher' => __DIR__ . '/../../..' . '/lib/private/App/AppStore/Fetcher/AppDiscoverFetcher.php',
         'OC\\App\\AppStore\\Fetcher\\AppFetcher' => __DIR__ . '/../../..' . '/lib/private/App/AppStore/Fetcher/AppFetcher.php',
         'OC\\App\\AppStore\\Fetcher\\CategoryFetcher' => __DIR__ . '/../../..' . '/lib/private/App/AppStore/Fetcher/CategoryFetcher.php',
         'OC\\App\\AppStore\\Fetcher\\Fetcher' => __DIR__ . '/../../..' . '/lib/private/App/AppStore/Fetcher/Fetcher.php',
diff --git a/lib/private/App/AppStore/Fetcher/AppDiscoverFetcher.php b/lib/private/App/AppStore/Fetcher/AppDiscoverFetcher.php
new file mode 100644
index 00000000000..17ee446aaa1
--- /dev/null
+++ b/lib/private/App/AppStore/Fetcher/AppDiscoverFetcher.php
@@ -0,0 +1,100 @@
+<?php
+/**
+ * @copyright Copyright (c) 2024 Ferdinand Thiessen <opensource@fthiessen.de>
+ *
+ * @author Ferdinand Thiessen <opensource@fthiessen.de>
+ *
+ * @license AGPL-3.0-or-later
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+namespace OC\App\AppStore\Fetcher;
+
+use DateTimeImmutable;
+use OC\App\CompareVersion;
+use OC\Files\AppData\Factory;
+use OCP\AppFramework\Utility\ITimeFactory;
+use OCP\Http\Client\IClientService;
+use OCP\IConfig;
+use OCP\Support\Subscription\IRegistry;
+use Psr\Log\LoggerInterface;
+
+class AppDiscoverFetcher extends Fetcher {
+
+	public const INVALIDATE_AFTER_SECONDS = 86400;
+
+	public function __construct(
+		Factory $appDataFactory,
+		IClientService $clientService,
+		ITimeFactory $timeFactory,
+		IConfig $config,
+		LoggerInterface $logger,
+		IRegistry $registry,
+		private CompareVersion $compareVersion,
+	) {
+		parent::__construct(
+			$appDataFactory,
+			$clientService,
+			$timeFactory,
+			$config,
+			$logger,
+			$registry
+		);
+
+		$this->fileName = 'discover.json';
+		$this->endpointName = 'discover.json';
+	}
+
+	/**
+	 * Get the app discover section entries
+	 *
+	 * @param bool $allowUnstable Include also expired and upcoming entries
+	 */
+	public function get($allowUnstable = false) {
+		$entries = parent::get(false);
+
+		if (!$allowUnstable) {
+			$now = new DateTimeImmutable();
+
+			// Remove expired or future entries
+			return array_filter($entries, function (array $entry) use ($now) {
+				try {
+					$date = new DateTimeImmutable($entry['date'] ?? '');
+					if ($date > $now) {
+						return false;
+					}
+				} catch (\Throwable $e) {
+					// Invalid date format
+					return false;
+				}
+
+				try {
+					$expiryDate = new DateTimeImmutable($entry['expiryDate'] ?? '');
+					if ($expiryDate < $now) {
+						return false;
+					}
+				} catch (\Throwable $e) {
+					// Invalid expiryDate format
+					return false;
+				}
+
+				return true;
+			});
+		}
+
+		return $entries;
+	}
+}
diff --git a/lib/private/App/AppStore/Fetcher/Fetcher.php b/lib/private/App/AppStore/Fetcher/Fetcher.php
index a905be2ca76..bd5c2ba8213 100644
--- a/lib/private/App/AppStore/Fetcher/Fetcher.php
+++ b/lib/private/App/AppStore/Fetcher/Fetcher.php
@@ -133,7 +133,7 @@ abstract class Fetcher {
 	}
 
 	/**
-	 * Returns the array with the categories on the appstore server
+	 * Returns the array with the entries on the appstore server
 	 *
 	 * @param bool [$allowUnstable] Allow unstable releases
 	 * @return array