From 03323225d53251b65fca60ed2eca6f27ff25ba99 Mon Sep 17 00:00:00 2001
From: Moritz Strohm <strohm@data-quest.de>
Date: Thu, 26 Feb 2026 18:17:27 +0100
Subject: began writing UserSearch search type

---
 lib/classes/searchtypes/UserSearch.php | 69 ++++++++++++++++++++++++++++++++++
 1 file changed, 69 insertions(+)
 create mode 100644 lib/classes/searchtypes/UserSearch.php

diff --git a/lib/classes/searchtypes/UserSearch.php b/lib/classes/searchtypes/UserSearch.php
new file mode 100644
index 0000000..02420e5
--- /dev/null
+++ b/lib/classes/searchtypes/UserSearch.php
@@ -0,0 +1,69 @@
+<?php
+
+
+/**
+ * The UserSearch search type can search user accounts using different criteria
+ * and filters.
+ */
+class UserSearch extends SQLSearch
+{
+    /**
+     * @var SimpleORMap[] The objects for filtering user accounts.
+     * The user accounts must be associated to the objects in this list
+     * to be included in the result set.
+     */
+    protected array $object_filters = [];
+
+    public function __construct(
+        string $title = '',
+        string $field_name = 'user_id'
+    )
+    {
+        $this->title = $title ?? _('Person suchen');
+        $this->avatarLike = 'user_id';
+    }
+
+    /**
+     * Adds a SimpleORMap object as filter. The user account must be associated
+     * to the object in order to be included in the result set.
+     *
+     * @param SimpleORMap $object The object to be used as filter.
+     *
+     * @return bool True, if the object can be used as filter, false otherwise.
+     */
+    public function addObjectAsFilter(SimpleORMap $object) : bool
+    {
+        if ($object instanceof Institute) {
+            //TODO: activate JOIN institute
+        } elseif ($object instanceof Course) {
+            //TODO: activate JOIN seminar_user
+        } else {
+            //Unsupported object.
+            return false;
+        }
+    }
+
+    /**
+     * @inheritDoc
+     */
+    public function getResults($input, $contextual_data, $limit = PHP_INT_MAX, $offset = 0)
+    {
+
+    }
+
+    /**
+     * Searches for user accounts and returns User objects instead of an associative array.
+     *
+     * @param string $search_keyword The keyword(s) for finding user accounts.
+     *
+     * @param int $limit The maximum amount of user accounts to find.
+     *
+     * @param int $offset The offset from which to start finding user accounts.
+     *
+     * @return User[] An array with found user accounts.
+     */
+    public function search(string $search_keyword, int $limit = PHP_INT_MAX, int $offset = 0) : array
+    {
+
+    }
+}
-- 
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