Initial commit

public/kirby/src/Cms/UserPicker.php

@@ -0,0 +1,67 @@
+<?php
+
+namespace Kirby\Cms;
+
+use Kirby\Exception\InvalidArgumentException;
+
+/**
+ * The UserPicker class helps to
+ * fetch the right files for the API calls
+ * for the user picker component in the panel.
+ *
+ * @package   Kirby Cms
+ * @author    Bastian Allgeier <bastian@getkirby.com>
+ * @link      https://getkirby.com
+ * @copyright Bastian Allgeier
+ * @license   https://getkirby.com/license
+ */
+class UserPicker extends Picker
+{
+	/**
+	 * Extends the basic defaults
+	 */
+	public function defaults(): array
+	{
+		$defaults = parent::defaults();
+		$defaults['text'] = '{{ user.username }}';
+
+		return $defaults;
+	}
+
+	/**
+	 * Search all users for the picker
+	 *
+	 * @throws \Kirby\Exception\InvalidArgumentException
+	 */
+	public function items(): Users|null
+	{
+		$model = $this->options['model'];
+
+		// find the right default query
+		$query = match (true) {
+			empty($this->options['query']) === false
+				=> $this->options['query'],
+			$model instanceof User
+				=> 'user.siblings',
+			default
+			=> 'kirby.users'
+		};
+
+		// fetch all users for the picker
+		$users = $model->query($query);
+
+		// catch invalid data
+		if ($users instanceof Users === false) {
+			throw new InvalidArgumentException('Your query must return a set of users');
+		}
+
+		// search
+		$users = $this->search($users);
+
+		// sort
+		$users = $users->sort('username', 'asc');
+
+		// paginate
+		return $this->paginate($users);
+	}
+}