diff --git a/appinfo/info.xml b/appinfo/info.xml
index 98f5d64..21599ea 100644
--- a/appinfo/info.xml
+++ b/appinfo/info.xml
@@ -22,12 +22,12 @@
     <repository type="git">https://github.com/nextcloud/ocsms</repository>
     <screenshot small-thumbnail="https://raw.githubusercontent.com/nextcloud/ocsms/master/appinfo/screenshots/1-small.png">https://raw.githubusercontent.com/nextcloud/ocsms/master/appinfo/screenshots/1.png</screenshot>
 
-		<fulltextsearch>
-				<provider>OCA\OcSms\Provider\FullTextSearchProvider</provider>
-		</fulltextsearch>
+	<fulltextsearch>
+		<provider>OCA\OcSms\Provider\FullTextSearchProvider</provider>
+	</fulltextsearch>
     <repair-steps>
         <post-migration>
-						<step>OCA\OcSms\Migration\FixConversationReadStates</step>
+			<step>OCA\OcSms\Migration\FixConversationReadStates</step>
         </post-migration>
     </repair-steps>
 </info>
diff --git a/provider/FullTextSearchProvider.php b/provider/FullTextSearchProvider.php
index 9074a77..4623509 100644
--- a/provider/FullTextSearchProvider.php
+++ b/provider/FullTextSearchProvider.php
@@ -1,8 +1,52 @@
 <?php
+/**
+ * Nextcloud - Phone Sync
+ *
+ * This file is licensed under the Affero General Public License version 3 or
+ * later. See the COPYING file.
+ *
+ * @author Loic Blot <loic.blot@unix-experience.fr>
+ * @copyright Loic Blot 2014-2018
+ */
+
 namespace OCA\YourNameSpace\Provider;
 
 use OCA\FullTextSearch\IFullTextSearchProvider;
 
 class MyProvider implements IFullTextSearchProvider {
+    const OCSMS_PROVIDER_ID = 'ocsms';
+
+    /** @var IL10N */
+	private $l10n;
+
+	/** @var ConfigService */
+	private $configService;
+    
+	/** @var FilesService */
+	private $filesService;
+
+	/** @var SearchService */
+	private $searchService;
+
+	/** @var MiscService */
+	private $miscService;
+
+    public function __construct(IL10N $l10n, ConfigService $configService,
+        FilesService $filesService,
+        SearchService $searchService, MiscService $miscService
+    ) {
+        $this->l10n = $l10n;
+        $this->configService = $configService;
+        $this->filesService = $filesService;
+        $this->searchService = $searchService;
+        $this->miscService = $miscService;
+    }
+
+    /**
+     * return unique id of the provider
+     */
+    public function getId(): string {
+        return self::OCSMS_PROVIDER_ID;
+    }
 };
 ?>