1 files changed, 64 insertions, 0 deletions
diff --git a/apps/user_ldap/lib/Mapping/UserMapping.php b/apps/user_ldap/lib/Mapping/UserMapping.php
new file mode 100644
index 00000000000..a030cd0ab52
--- /dev/null
+++ b/apps/user_ldap/lib/Mapping/UserMapping.php
@@ -0,0 +1,64 @@
+<?php
+
+/**
+ * SPDX-FileCopyrightText: 2019-2024 Nextcloud GmbH and Nextcloud contributors
+ * SPDX-FileCopyrightText: 2016 ownCloud, Inc.
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+namespace OCA\User_LDAP\Mapping;
+
+use OCP\HintException;
+use OCP\IDBConnection;
+use OCP\IRequest;
+use OCP\Server;
+use OCP\Support\Subscription\IAssertion;
+
+/**
+ * Class UserMapping
+ *
+ * @package OCA\User_LDAP\Mapping
+ */
+class UserMapping extends AbstractMapping {
+
+	protected const PROV_API_REGEX = '/\/ocs\/v[1-9].php\/cloud\/(groups|users)/';
+
+	public function __construct(
+		IDBConnection $dbc,
+		private IAssertion $assertion,
+	) {
+		parent::__construct($dbc);
+	}
+
+	/**
+	 * @throws HintException
+	 */
+	public function map($fdn, $name, $uuid): bool {
+		try {
+			$this->assertion->createUserIsLegit();
+		} catch (HintException $e) {
+			static $isProvisioningApi = null;
+
+			if ($isProvisioningApi === null) {
+				$request = Server::get(IRequest::class);
+				$isProvisioningApi = \preg_match(self::PROV_API_REGEX, $request->getRequestUri()) === 1;
+			}
+			if ($isProvisioningApi) {
+				// only throw when prov API is being used, since functionality
+				// should not break for end users (e.g. when sharing).
+				// On direct API usage, e.g. on users page, this is desired.
+				throw $e;
+			}
+			return false;
+		}
+		return parent::map($fdn, $name, $uuid);
+	}
+
+	/**
+	 * returns the DB table name which holds the mappings
+	 * @return string
+	 */
+	protected function getTableName(bool $includePrefix = true) {
+		$p = $includePrefix ? '*PREFIX*' : '';
+		return $p . 'ldap_user_mapping';
+	}
+}