first commit

public/typo3conf/ext/femanager/Classes/UserFunc/UserOptions.php

@@ -0,0 +1,84 @@
+<?php
+
+declare(strict_types=1);
+namespace In2code\Femanager\UserFunc;
+
+use In2code\Femanager\Domain\Model\User;
+use In2code\Femanager\Utility\ObjectUtility;
+use TYPO3\CMS\Core\Database\QueryGenerator;
+use TYPO3\CMS\Core\Utility\GeneralUtility;
+
+/**
+ * Class UserOptions
+ */
+class UserOptions
+{
+    /**
+     * Just add users from start point to selection
+     *
+     * @param array $params
+     */
+    public function addOptions(&$params)
+    {
+        if ($this->getPages($params) !== []) {
+            $params['items'] = [
+                $params['items'][0], // please choose
+                $params['items'][1] // currently logged in user
+            ];
+
+            foreach ($this->getUsers($params) as $user) {
+                $params['items'][] = [$user['username'], $user['uid']];
+            }
+        }
+    }
+
+    /**
+     * @param array $params
+     * @return array
+     */
+    protected function getUsers(array $params): array
+    {
+        $queryBuilder = ObjectUtility::getQueryBuilder(User::TABLE_NAME);
+        $result = $queryBuilder
+            ->select('uid', 'username')
+            ->from(User::TABLE_NAME)
+            ->where('pid in (' . $this->getPageUidList($params) . ')')
+            ->setMaxResults(10000)
+            ->orderBy('username', 'ASC')
+            ->execute();
+        return $result->fetchAll();
+    }
+
+    /**
+     * Get lists of page uids where the users are stored with recursive setting
+     *
+     * @param array $params
+     * @return string
+     */
+    protected function getPageUidList(array $params): string
+    {
+        $list = '';
+        $queryGenerator = GeneralUtility::makeInstance(QueryGenerator::class);
+        $depth = $params['flexParentDatabaseRow']['recursive'];
+        foreach ($this->getPages($params) as $pageIdentifier) {
+            $list .= $queryGenerator->getTreeList($pageIdentifier, $depth, 0, 1);
+            $list .= ',';
+        }
+        return rtrim($list, ',');
+    }
+
+    /**
+     * @param array $params
+     * @return array
+     */
+    protected function getPages(array $params): array
+    {
+        $pages = [];
+        if (!empty($params['flexParentDatabaseRow']['pages'][0]['uid'])) {
+            foreach ($params['flexParentDatabaseRow']['pages'] as $page) {
+                $pages[] = $page['uid'];
+            }
+        }
+        return $pages;
+    }
+}