Add blueprints and fake content

kirby/src/Panel/Dropdown.php

@@ -0,0 +1,89 @@
+<?php
+
+namespace Kirby\Panel;
+
+use Kirby\Cms\Find;
+use Kirby\Exception\LogicException;
+use Kirby\Http\Uri;
+use Kirby\Toolkit\Str;
+use Throwable;
+
+/**
+ * The Dropdown response class handles Fiber
+ * requests to render the JSON object for
+ * dropdown menus
+ * @since 3.6.0
+ *
+ * @package   Kirby Panel
+ * @author    Bastian Allgeier <bastian@getkirby.com>
+ * @link      https://getkirby.com
+ * @copyright Bastian Allgeier GmbH
+ * @license   https://getkirby.com/license
+ */
+class Dropdown extends Json
+{
+    protected static $key = '$dropdown';
+
+    /**
+     * Returns the options for the changes dropdown
+     *
+     * @return array
+     */
+    public static function changes(): array
+    {
+        $kirby     = kirby();
+        $multilang = $kirby->multilang();
+        $ids       = Str::split(get('ids'));
+        $options   = [];
+
+        foreach ($ids as $id) {
+            try {
+                // parse the given ID to extract
+                // the path and an optional query
+                $uri    = new Uri($id);
+                $path   = $uri->path()->toString();
+                $query  = $uri->query();
+                $option = Find::parent($path)->panel()->dropdownOption();
+
+                // add the language to each option, if it is included in the query
+                // of the given ID and the language actually exists
+                if ($multilang && $query->language && $language = $kirby->language($query->language)) {
+                    $option['text'] .= ' (' . $language->code() . ')';
+                    $option['link']  .= '?language=' . $language->code();
+                }
+
+                $options[] = $option;
+            } catch (Throwable $e) {
+                continue;
+            }
+        }
+
+        // the given set of ids does not match any
+        // real models. This means that the stored ids
+        // in local storage are not correct and the changes
+        // store needs to be cleared
+        if (empty($options) === true) {
+            throw new LogicException('No changes for given models');
+        }
+
+        return $options;
+    }
+
+    /**
+     * Renders dropdowns
+     *
+     * @param mixed $data
+     * @param array $options
+     * @return \Kirby\Http\Response
+     */
+    public static function response($data, array $options = [])
+    {
+        if (is_array($data) === true) {
+            $data = [
+                'options' => array_values($data)
+            ];
+        }
+
+        return parent::response($data, $options);
+    }
+}