show_modal_on_button_click.php

Go to the documentation of this file.

<?php
 
declare(strict_types=1);
 
namespace ILIAS\UI\examples\Modal\Interruptive;
 
use ILIAS\UI\Component\Panel\Standard;
 
function show_modal_on_button_click()
{
    global $DIC;
    $factory = $DIC->ui()->factory();
    $renderer = $DIC->ui()->renderer();
    $refinery = $DIC->refinery();
    $request_wrapper = $DIC->http()->wrapper()->query();
    $post_wrapper = $DIC->http()->wrapper()->post();
    $ctrl = $DIC->ctrl();
 
    $message = 'Are you sure you want to delete the following items?';
    $ctrl->setParameterByClass('ilsystemstyledocumentationgui', 'modal_nr', 1);
    $form_action = $ctrl->getFormActionByClass('ilsystemstyledocumentationgui');
    $icon = $factory->image()->standard('./assets/images/standard/icon_crs.svg', '');
 
    $items = [
        $factory->modal()->interruptiveItem()->standard('10', 'Course 1', $icon, 'Some description text'),
        $factory->modal()->interruptiveItem()->keyValue('20', 'Item Key', 'item value'),
        $factory->modal()->interruptiveItem()->standard('30', 'Course 3', $icon, 'Last but not least, a description'),
        $factory->modal()->interruptiveItem()->keyValue('50', 'Second Item Key', 'another item value'),
    ];
    $modal = $factory->modal()->interruptive('My Title', $message, $form_action)->withAffectedItems($items);
    $button = $factory->button()->standard('Show Modal', '')
        ->withOnClick($modal->getShowSignal());
 
    $out = [$button, $modal];
 
    // Display POST data of affected items in a panel
    if (
        $post_wrapper->has('interruptive_items') &&
        $request_wrapper->retrieve('modal_nr', $refinery->kindlyTo()->string()) === '1'
    ) {
        $out[] = $post_wrapper->retrieve('interruptive_items', $refinery->custom()->transformation(
            static fn(array $item_keys): Standard => $factory->panel()->standard(
                'Items deleted',
                $factory->legacy()->content('Number of items deleted: ' . count($item_keys))
            )
        ));
    }
 
    return $renderer->render($out);
}