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typo3/sysext/frontend/Classes/ContentObject/ContentObjectGetDataHookInterface.php

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+<?php
+namespace TYPO3\CMS\Frontend\ContentObject;
+
+/*
+ * This file is part of the TYPO3 CMS project.
+ *
+ * It is free software; you can redistribute it and/or modify it under
+ * the terms of the GNU General Public License, either version 2
+ * of the License, or any later version.
+ *
+ * For the full copyright and license information, please read the
+ * LICENSE.txt file that was distributed with this source code.
+ *
+ * The TYPO3 project - inspiring people to share!
+ */
+
+/**
+ * interface for classes which hook into \TYPO3\CMS\Frontend\ContentObject and do additional getData processing
+ */
+interface ContentObjectGetDataHookInterface
+{
+    /**
+     * Extends the getData()-Method of \TYPO3\CMS\Frontend\ContentObject\ContentObjectRenderer to process more/other commands
+     *
+     * @param string $getDataString Full content of getData-request e.g. "TSFE:id // field:title // field:uid
+     * @param array $fields Current field-array
+     * @param string $sectionValue Currently examined section value of the getData request e.g. "field:title
+     * @param string $returnValue Current returnValue that was processed so far by getData
+     * @param \TYPO3\CMS\Frontend\ContentObject\ContentObjectRenderer $parentObject Parent content object
+     * @return string Get data result
+     */
+    public function getDataExtension($getDataString, array $fields, $sectionValue, $returnValue, ContentObjectRenderer &$parentObject);
+}