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plugin/onlyoffice/lib/onlyofficeItemViewObserver.php

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+<?php
+/**
+ * (c) Copyright Ascensio System SIA 2025.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+class OnlyofficeItemViewObserver extends HookObserver implements HookDocumentItemViewObserverInterface
+{
+    /**
+     * Constructor.
+     */
+    public function __construct()
+    {
+        parent::__construct(
+            'plugin/onlyoffice/lib/onlyofficePlugin.php',
+            'onlyoffice'
+        );
+    }
+
+    /**
+     * Create a Onlyoffice view tools when the Chamilo loads document items.
+     *
+     * @param HookDocumentItemViewEventInterface $event - the hook event
+     */
+    public function notifyDocumentItemView(HookDocumentItemViewEventInterface $event): string
+    {
+        $data = $event->getEventData();
+
+        return OnlyofficeTools::getButtonView($data);
+    }
+}