From 4c4eb40c36fdd9a6d9cd9d451207cc01364c4a12 Mon Sep 17 00:00:00 2001
From: Sybille Peters <sypets@gmx.de>
Date: Wed, 22 Nov 2023 16:18:24 +0100
Subject: [PATCH] Localize text which is displayed in model dialog

Make sure the text which is displayed in the modal
dialog when warning about deleting ce with references
is localized.

This reuses some code from TYPO3 v11 which is not yet
available in TYPO3 v10 and was introduced in patch
https://review.typo3.org/c/Packages/TYPO3.CMS/+/80116

Resolves: #45
---
 .../Grid/GridelementsGridColumnItem.php       | 47 +++++++++++++++++++
 .../PageLayout/RecordDefault/Header.html      |  7 ++-
 2 files changed, 52 insertions(+), 2 deletions(-)

diff --git a/Classes/View/BackendLayout/Grid/GridelementsGridColumnItem.php b/Classes/View/BackendLayout/Grid/GridelementsGridColumnItem.php
index c2e8577..2c96726 100644
--- a/Classes/View/BackendLayout/Grid/GridelementsGridColumnItem.php
+++ b/Classes/View/BackendLayout/Grid/GridelementsGridColumnItem.php
@@ -9,6 +9,7 @@
 use TYPO3\CMS\Backend\Utility\BackendUtility;
 use TYPO3\CMS\Backend\View\BackendLayout\Grid\GridColumnItem;
 use TYPO3\CMS\Backend\View\PageLayoutContext;
+use TYPO3\CMS\Core\Database\ReferenceIndex;
 use TYPO3\CMS\Core\Utility\GeneralUtility;
 
 /**
@@ -47,6 +48,52 @@ public function __construct(PageLayoutContext $context, GridelementsGridColumn $
         $this->layoutColumns = $layoutColumns;
     }
 
+    /**
+     * Get delete message which is displayed when trying to delete CE
+     * with references.
+     *
+     * This function can be removed for TYPO3 versions >= v11 (when support
+     * for v10 is dropped).
+     * see https://review.typo3.org/c/Packages/TYPO3.CMS/+/80116
+     */
+    public function getDeleteMessage(): string
+    {
+        $recordInfo = $this->record['header'] ?? '';
+        if ($this->getBackendUser()->shallDisplayDebugInformation()) {
+            $recordInfo .= ' [tt:content:' . $this->record['uid'] . ']';
+        }
+
+        $refCountMsg = BackendUtility::referenceCount(
+                'tt_content',
+                $this->record['uid'],
+                LF . $this->getLanguageService()->sL('LLL:EXT:core/Resources/Private/Language/locallang_core.xlf:labels.referencesToRecord'),
+                (string)$this->getReferenceCount($this->record['uid'])
+            ) . BackendUtility::translationCount(
+                'tt_content',
+                $this->record['uid'],
+                LF . $this->getLanguageService()->sL('LLL:EXT:core/Resources/Private/Language/locallang_core.xlf:labels.translationsOfRecord')
+            );
+
+        return sprintf($this->getLanguageService()->sL('LLL:EXT:backend/Resources/Private/Language/locallang_layout.xlf:deleteWarning'), trim($recordInfo)) . $refCountMsg;
+    }
+
+    /**
+     * Gets the number of records referencing the record with the UID $uid in
+     * the table tt_content.
+     *
+     * This function can be removed for TYPO3 versions >= v11 (when support
+     * for v10 is dropped).
+     * https://review.typo3.org/c/Packages/TYPO3.CMS/+/80116
+     *
+     * @param int $uid
+     * @return int The number of references to record $uid in table
+     */
+    protected function getReferenceCount(int $uid): int
+    {
+        return GeneralUtility::makeInstance(ReferenceIndex::class)
+            ->getNumberOfReferencedRecords('tt_content', $uid);
+    }
+
     /**
      * @return GridelementsGridColumn
      */
diff --git a/Resources/Private/Backend/PageModule/Partials/PageLayout/RecordDefault/Header.html b/Resources/Private/Backend/PageModule/Partials/PageLayout/RecordDefault/Header.html
index 8230200..f3f5d19 100644
--- a/Resources/Private/Backend/PageModule/Partials/PageLayout/RecordDefault/Header.html
+++ b/Resources/Private/Backend/PageModule/Partials/PageLayout/RecordDefault/Header.html
@@ -18,11 +18,14 @@
                                 <core:icon identifier="actions-edit-{item.visibilityToggleIconName}" />
                             </a>
                         </f:if>
+
                         <f:if condition="{item.delible}">
                             <a class="btn btn-default t3js-modal-trigger" href="{item.deleteUrl}"
                             data-severity="warning"
-                            data-title="{item.deleteConfirmText}"
-                            data-content="{item.deleteConfirmText}"
+                            data-title=""
+                            data-titleold="{item.deleteConfirmText}"
+                            data-content="{item.deleteMessage}"
+                            data-contentold="{item.deleteConfirmText}"
                             data-button-close-text="{item.deleteCancelText}"
                             title="{item.deleteTitle}">
                                 <core:icon identifier="actions-edit-delete" size="small" />