TYPO3 v15 dev-main snapshot ()

2026-08-10 22:31:00 +02:00
commit f9941541b7
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+<?php
+
+/*
+ * 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!
+ */
+
+namespace TYPO3\CMS\Backend\Form\FormDataProvider;
+
+use TYPO3\CMS\Backend\Form\FormDataProviderInterface;
+use TYPO3\CMS\Core\Utility\GeneralUtility;
+
+/**
+ * Mark columns that are used by placeholders for further processing
+ */
+class TcaColumnsProcessPlaceholders implements FormDataProviderInterface
+{
+    /**
+     * Determine which fields are required to render the placeholders and
+     * add those to the list of columns that must be processed by the next
+     * data providers.
+     *
+     * @return array
+     */
+    public function addData(array $result)
+    {
+        /** @noinspection PhpUnusedLocalVariableInspection leave for debugging purpose */
+        foreach ($result['processedTca']['columns'] as $fieldName => $fieldConfig) {
+            // Placeholders are only valid for input-like and text-like fields.
+            if (!isset($fieldConfig['config']['placeholder'], $fieldConfig['config']['type'])
+                || (
+                    $fieldConfig['config']['type'] !== 'input'
+                    && $fieldConfig['config']['type'] !== 'text'
+                    && $fieldConfig['config']['type'] !== 'number'
+                    && $fieldConfig['config']['type'] !== 'email'
+                    && $fieldConfig['config']['type'] !== 'link'
+                    && $fieldConfig['config']['type'] !== 'password'
+                    && $fieldConfig['config']['type'] !== 'datetime'
+                    && $fieldConfig['config']['type'] !== 'color'
+                    && $fieldConfig['config']['type'] !== 'json'
+                )
+            ) {
+                continue;
+            }
+
+            // Process __row|field type placeholders
+            if (str_starts_with($fieldConfig['config']['placeholder'], '__row|')) {
+                // split field names into array and remove the __row indicator
+                $fieldNameArray = array_slice(
+                    GeneralUtility::trimExplode('|', $fieldConfig['config']['placeholder'], true),
+                    1
+                );
+
+                // only the first field is required to be processed as it's the one referring to
+                // the current record. All other columns will be resolved in a later pass through
+                // the related records.
+                if (!empty($fieldNameArray[0])) {
+                    $result['columnsToProcess'][] = $fieldNameArray[0];
+                }
+            }
+        }
+
+        return $result;
+    }
+}