class.PlaceHolderCommandActionHandler.php

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<?php
 
namespace ILIAS\COPage\PC\PlaceHolder;
 
use ILIAS\DI\Exceptions\Exception;
use ILIAS\COPage\Editor\Server;
 
class PlaceHolderCommandActionHandler implements Server\CommandActionHandler
{
    protected \ILIAS\DI\UIServices $ui;
    protected \ilLanguage $lng;
    protected \ilPageObjectGUI $page_gui;
    protected \ilObjUser $user;
    protected Server\UIWrapper $ui_wrapper;
 
    public function __construct(\ilPageObjectGUI $page_gui)
    {
        global $DIC;
 
        $this->ui = $DIC->ui();
        $this->lng = $DIC->language();
        $this->page_gui = $page_gui;
        $this->user = $DIC->user();
 
        $this->ui_wrapper = new Server\UIWrapper($this->ui, $this->lng);
    }
 
    public function handle(array $query, array $body): Server\Response
    {
        switch ($body["action"]) {
            case "insert":
                return $this->insertCommand($body);
 
            case "update":
                return $this->updateCommand($body);
 
            default:
                throw new Exception("Unknown action " . $body["action"]);
        }
    }
 
    protected function insertCommand(array $body): Server\Response
    {
        $page = $this->page_gui->getPageObject();
 
        $hier_id = "pg";
        $pc_id = "";
        if (!in_array($body["after_pcid"], ["", "pg"])) {
            $hier_ids = $page->getHierIdsForPCIds([$body["after_pcid"]]);
            $hier_id = $hier_ids[$body["after_pcid"]];
            $pc_id = $body["after_pcid"];
        }
 
        // if ($form->checkInput()) {
        $ph = new \ilPCPlaceHolder($page);
        $ph->create($page, $hier_id, $pc_id);
        $ph->setHeight("300px");
        $ph->setContentClass(
            $body["plach_type"]
        );
        $updated = $page->update();
 
        return $this->ui_wrapper->sendPage($this->page_gui, $updated);
    }
 
    protected function updateCommand(array $body): Server\Response
    {
        $page = $this->page_gui->getPageObject();
        $page->addHierIDs();
        $hier_id = $page->getHierIdForPcId($body["pcid"]);
        $ph = $page->getContentObjectForPcId($body["pcid"]);
        $ph_gui = new \ilPCPlaceHolderGUI($page, $ph, $hier_id, $body["pcid"]);
        $ph_gui->setPageConfig($page->getPageConfig());
 
        $form = $ph_gui->initCreationForm();
 
        // note: we  have everyting in _POST here, form works the usual way
        $updated = true;
        if ($form->checkInput()) {
            $ph->setContentClass(
                $form->getInput("plach_type")
            );
            $updated = $page->update();
        }
 
        return $this->ui_wrapper->sendPage($this->page_gui, $updated);
    }
 
}