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\Backend\Avatar;
+
+use TYPO3\CMS\Backend\Attribute\AsAvatarProvider;
+use TYPO3\CMS\Core\Database\Connection;
+use TYPO3\CMS\Core\Database\ConnectionPool;
+use TYPO3\CMS\Core\Resource\Exception\FileDoesNotExistException;
+use TYPO3\CMS\Core\Resource\ProcessedFile;
+use TYPO3\CMS\Core\Resource\ResourceFactory;
+use TYPO3\CMS\Core\Utility\GeneralUtility;
+
+/**
+ * Avatar Provider used for rendering avatars based on local files (based on FAL), stored in the be_users.avatar
+ * relation field with sys_file_reference.
+ */
+#[AsAvatarProvider('defaultAvatarProvider')]
+class DefaultAvatarProvider implements AvatarProviderInterface
+{
+    /**
+     * Return an Image object for rendering the avatar, based on a FAL-based file
+     *
+     * @param array $backendUser be_users record
+     * @param int $size
+     * @return Image|null
+     */
+    public function getImage(array $backendUser, $size)
+    {
+        $fileUid = $this->getAvatarFileUid($backendUser['uid']);
+        if ($fileUid === 0) {
+            // Early return if there is no valid image file UID
+            return null;
+        }
+        // Get file object
+        try {
+            $file = GeneralUtility::makeInstance(ResourceFactory::class)->getFileObject($fileUid);
+            $processedImage = $file->process(
+                ProcessedFile::CONTEXT_IMAGECROPSCALEMASK,
+                ['width' => $size . 'c', 'height' => $size . 'c']
+            );
+
+            $publicUrl = $processedImage->getPublicUrl();
+            if ($publicUrl) {
+                $image = GeneralUtility::makeInstance(
+                    Image::class,
+                    $publicUrl,
+                    $processedImage->getProperty('width'),
+                    $processedImage->getProperty('height')
+                );
+            } else {
+                $image = null;
+            }
+        } catch (FileDoesNotExistException $e) {
+            // No image found
+            $image = null;
+        }
+
+        return $image;
+    }
+
+    /**
+     * Get the sys_file UID of the avatar of the given backend user ID
+     *
+     * @param int $backendUserId the UID of the be_users record
+     * @return int the sys_file UID or 0 if none found
+     */
+    protected function getAvatarFileUid($backendUserId)
+    {
+        $queryBuilder = GeneralUtility::makeInstance(ConnectionPool::class)->getQueryBuilderForTable('sys_file_reference');
+        $fileUid = $queryBuilder
+            ->select('uid_local')
+            ->from('sys_file_reference')
+            ->where(
+                $queryBuilder->expr()->eq(
+                    'tablenames',
+                    $queryBuilder->createNamedParameter('be_users')
+                ),
+                $queryBuilder->expr()->eq(
+                    'fieldname',
+                    $queryBuilder->createNamedParameter('avatar')
+                ),
+                $queryBuilder->expr()->eq(
+                    'uid_foreign',
+                    $queryBuilder->createNamedParameter((int)$backendUserId, Connection::PARAM_INT)
+                )
+            )
+            ->executeQuery()
+            ->fetchOne();
+
+        return (int)$fileUid;
+    }
+}