[TASK] Use ServerRequestInterface in RecyclerAjaxController

All values are available in the request object, no need to touch the
globals. The constructor of the controller is empty after the
replacement, so it can be removed.

Change-Id: Ieb0d714965716638d51a982a858341938700572f
Resolves: #86146
Releases: master
Reviewed-on: https://review.typo3.org/58185


Tested-by: TYPO3com <no-reply@typo3.com>
Reviewed-by: Richard Haeser <richard@maxserv.com>
Reviewed-by: Andreas Fernandez <a.fernandez@scripting-base.de>
Reviewed-by: Willi Wehmeier <wwwehmeier@gmail.com>
Reviewed-by: Mathias Brodala <mbrodala@pagemachine.de>
Tested-by: Mathias Brodala <mbrodala@pagemachine.de>

typo3/sysext/recycler/Classes/Controller/RecyclerAjaxController.php

@@ -37,26 +37,6 @@ class RecyclerAjaxController
      */
     protected $conf = [];
 
-    /**
-     * The constructor of this class
-     */
-    public function __construct()
-    {
-        // Configuration, variable assignment
-        $this->conf['action'] = GeneralUtility::_GP('action');
-        $this->conf['table'] = GeneralUtility::_GP('table') ? GeneralUtility::_GP('table') : '';
-        $this->conf['limit'] = MathUtility::forceIntegerInRange(
-            (int)($this->getBackendUser()->getTSConfig()['mod.']['recycler.']['recordsPageLimit'] ?? 25),
-            1
-        );
-        $this->conf['start'] = GeneralUtility::_GP('start') ? (int)GeneralUtility::_GP('start') : 0;
-        $this->conf['filterTxt'] = GeneralUtility::_GP('filterTxt') ? GeneralUtility::_GP('filterTxt') : '';
-        $this->conf['startUid'] = GeneralUtility::_GP('startUid') ? (int)GeneralUtility::_GP('startUid') : 0;
-        $this->conf['depth'] = GeneralUtility::_GP('depth') ? (int)GeneralUtility::_GP('depth') : 0;
-        $this->conf['records'] = GeneralUtility::_GP('records') ? GeneralUtility::_GP('records') : null;
-        $this->conf['recursive'] = GeneralUtility::_GP('recursive') ? (bool)GeneralUtility::_GP('recursive') : false;
-    }
-
     /**
      * The main dispatcher function. Collect data and prepare HTML output.
      *
@@ -65,6 +45,22 @@ class RecyclerAjaxController
      */
     public function dispatch(ServerRequestInterface $request): ResponseInterface
     {
+        $parsedBody = $request->getParsedBody();
+        $queryParams = $request->getQueryParams();
+
+        $this->conf['action'] = $parsedBody['action'] ?? $queryParams['action'] ?? null;
+        $this->conf['table'] = $parsedBody['table'] ?? $queryParams['table'] ?? '';
+        $this->conf['limit'] = MathUtility::forceIntegerInRange(
+            (int)($this->getBackendUser()->getTSConfig()['mod.']['recycler.']['recordsPageLimit'] ?? 25),
+            1
+        );
+        $this->conf['start'] = (int)($parsedBody['start'] ?? $queryParams['start'] ?? 0);
+        $this->conf['filterTxt'] = $parsedBody['filterTxt'] ?? $queryParams['filterTxt'] ?? '';
+        $this->conf['startUid'] = (int)($parsedBody['startUid'] ?? $queryParams['startUid'] ?? 0);
+        $this->conf['depth'] = (int)($parsedBody['depth'] ?? $queryParams['depth'] ?? 0);
+        $this->conf['records'] = $parsedBody['records'] ?? $queryParams['records'] ?? null;
+        $this->conf['recursive'] = (bool)($parsedBody['recursive'] ?? $queryParams['recursive'] ?? false);
+
         $extPath = ExtensionManagementUtility::extPath('recycler');
         /* @var StandaloneView $view */
         $view = GeneralUtility::makeInstance(StandaloneView::class);