Files
VITEC-website/packages/vitec/Classes/UserFunc/EventlistJsonRenderer.php
2026-07-09 10:10:05 +02:00

315 lines
12 KiB
PHP
Executable File

<?php
declare(strict_types=1);
namespace Evomedien\Vitec\UserFunc;
use Doctrine\DBAL\ParameterType;
use TYPO3\CMS\Core\Attribute\AsAllowedCallable;
use TYPO3\CMS\Core\Database\ConnectionPool;
use TYPO3\CMS\Core\Resource\ResourceFactory;
use TYPO3\CMS\Core\Service\FlexFormService;
use TYPO3\CMS\Core\Utility\GeneralUtility;
use TYPO3\CMS\Extbase\Service\ImageService;
/**
* UserFunc to render the event list (tx_vitec_domain_model_event) as JSON.
*
* Default: upcoming events (event end — or start, when no end is set — is
* today or later), soonest first. FlexForm options: showpast (append past
* events, most recent first, under "pastEvents"), limit, debug.
*
* `render()` = TypoScript entry (cObj->data or page discovery).
* `renderForRecord()` = one specific tt_content row; reused by
* ContainerChildrenProcessor / ContentElementResolver. Exception-safe.
*/
class EventlistJsonRenderer
{
#[AsAllowedCallable]
public function render(string $content, array $conf): string
{
// 1) cObj data path
$row = is_array($this->cObj->data ?? null) ? $this->cObj->data : null;
if ($row && (string)($row['CType'] ?? '') === 'vitec_eventlist') {
return $this->renderForRecord($row);
}
// 2) Page discovery via v14 request attribute
$pageId = 0;
$request = $GLOBALS['TYPO3_REQUEST'] ?? null;
if ($request !== null) {
$pageInfo = $request->getAttribute('frontend.page.information');
if ($pageInfo !== null) {
$pageId = (int)$pageInfo->getId();
}
}
if ($pageId <= 0) {
$pageId = (int)($GLOBALS['TSFE']->id ?? 0);
}
if ($pageId <= 0) {
return '';
}
$qb = GeneralUtility::makeInstance(ConnectionPool::class)
->getQueryBuilderForTable('tt_content');
$contentElements = $qb
->select('*')
->from('tt_content')
->where(
$qb->expr()->eq('pid', $qb->createNamedParameter($pageId, ParameterType::INTEGER)),
$qb->expr()->eq('CType', $qb->createNamedParameter('vitec_eventlist', ParameterType::STRING)),
$qb->expr()->eq('deleted', 0),
$qb->expr()->eq('hidden', 0)
)
->executeQuery()
->fetchAllAssociative();
if (empty($contentElements)) {
return '';
}
return $this->renderForRecord($contentElements[0]);
}
/**
* @param array<string,mixed> $contentElement
*/
public function renderForRecord(array $contentElement): string
{
try {
$flexFormService = GeneralUtility::makeInstance(FlexFormService::class);
$flexFormData = $flexFormService->convertFlexFormContentToArray($contentElement['pi_flexform'] ?? '');
$settings = $flexFormData['settings'] ?? [];
$showPast = (bool)($settings['showpast'] ?? false);
$daysInAdvance = (int)($settings['daysinadvance'] ?? 0);
$limit = (int)($settings['limit'] ?? 0);
$debugMode = (bool)($settings['debug'] ?? false);
$upcoming = $this->fetchEvents(true, $limit, $daysInAdvance);
$response = [
'events' => array_map(fn($e) => $this->serializeEvent($e), $upcoming),
'settings' => [
'showpast' => $showPast,
'daysinadvance' => $daysInAdvance,
'limit' => $limit,
],
];
if ($showPast) {
$past = $this->fetchEvents(false, $limit);
$response['pastEvents'] = array_map(fn($e) => $this->serializeEvent($e), $past);
}
if ($debugMode) {
$response['debug'] = [
'upcomingCount' => count($upcoming),
'settings' => $settings,
];
}
return json_encode($response);
} catch (\Throwable $e) {
return '';
}
}
/**
* @return array<int,array<string,mixed>>
*/
private function fetchEvents(bool $upcoming, int $limit, int $daysInAdvance = 0): array
{
$todayMidnight = strtotime('today');
$qb = GeneralUtility::makeInstance(ConnectionPool::class)
->getQueryBuilderForTable('tx_vitec_domain_model_event');
$expr = $qb->expr();
$qb
->select('*')
->from('tx_vitec_domain_model_event')
->where(
$expr->eq('deleted', 0),
$expr->eq('hidden', 0),
$expr->eq('hideonwebsite', 0)
);
if ($upcoming) {
// running or future: end >= today, or (no end and start >= today)
$qb->andWhere(
$expr->or(
$expr->gte('eventend', $qb->createNamedParameter($todayMidnight, ParameterType::INTEGER)),
$expr->and(
$expr->eq('eventend', 0),
$expr->gte('eventstart', $qb->createNamedParameter($todayMidnight, ParameterType::INTEGER))
)
)
);
$qb->orderBy('eventstart', 'ASC');
if ($daysInAdvance > 0) {
$qb->andWhere(
$expr->lt('eventstart', $qb->createNamedParameter($todayMidnight + ($daysInAdvance * 86400), ParameterType::INTEGER))
);
}
} else {
// past: (end > 0 and end < today) or (no end and 0 < start < today)
$qb->andWhere(
$expr->or(
$expr->and(
$expr->gt('eventend', 0),
$expr->lt('eventend', $qb->createNamedParameter($todayMidnight, ParameterType::INTEGER))
),
$expr->and(
$expr->eq('eventend', 0),
$expr->gt('eventstart', 0),
$expr->lt('eventstart', $qb->createNamedParameter($todayMidnight, ParameterType::INTEGER))
)
)
);
$qb->orderBy('eventstart', 'DESC');
}
if ($limit > 0) {
$qb->setMaxResults($limit);
}
return $qb->executeQuery()->fetchAllAssociative();
}
/**
* @param array<string,mixed> $event
* @return array<string,mixed>
*/
protected function serializeEvent(array $event): array
{
$uid = (int)$event['uid'];
$start = (int)($event['eventstart'] ?? 0);
$end = (int)($event['eventend'] ?? 0);
return [
'uid' => $uid,
'title' => (string)($event['title'] ?? ''),
'slug' => (string)($event['slug'] ?? ''),
'teaser' => (string)($event['teaser'] ?? ''),
'description' => (string)($event['description'] ?? ''),
'eventstart' => $start > 0 ? date('Y-m-d', $start) : null,
'eventend' => $end > 0 ? date('Y-m-d', $end) : null,
'venue' => (string)($event['venue'] ?? ''),
'booth' => (string)($event['booth'] ?? ''),
'city' => (string)($event['city'] ?? ''),
'country' => (string)($event['country'] ?? ''),
'attendancemode' => (string)($event['attendancemode'] ?? 'offline'),
'eventstatus' => (string)($event['eventstatus'] ?? 'scheduled'),
'eventurl' => (string)($event['eventurl'] ?? ''),
'meetinglink' => (string)($event['meetinglink'] ?? ''),
'image' => $this->getEventImage($uid),
'categories' => $this->getEventCategories($uid),
];
}
/**
* @return array<string,mixed>|null
*/
protected function getEventImage(int $eventUid): ?array
{
$qb = GeneralUtility::makeInstance(ConnectionPool::class)
->getQueryBuilderForTable('sys_file_reference');
$fileRefData = $qb
->select('sfr.uid', 'sfr.title', 'sfr.description', 'sfr.alternative', 'sfr.crop')
->from('sys_file_reference', 'sfr')
->where(
$qb->expr()->eq('sfr.tablenames', $qb->createNamedParameter('tx_vitec_domain_model_event', ParameterType::STRING)),
$qb->expr()->eq('sfr.fieldname', $qb->createNamedParameter('image', ParameterType::STRING)),
$qb->expr()->eq('sfr.uid_foreign', $qb->createNamedParameter($eventUid, ParameterType::INTEGER)),
$qb->expr()->eq('sfr.deleted', 0),
$qb->expr()->eq('sfr.hidden', 0)
)
->orderBy('sfr.sorting_foreign')
->setMaxResults(1)
->executeQuery()
->fetchAssociative();
if (!$fileRefData) {
return null;
}
try {
$resourceFactory = GeneralUtility::makeInstance(ResourceFactory::class);
$imageService = GeneralUtility::makeInstance(ImageService::class);
$fileReference = $resourceFactory->getFileReferenceObject((int)$fileRefData['uid']);
$srcset = [];
foreach ([400, 800] as $width) {
$variant = $imageService->applyProcessingInstructions(
$fileReference,
['width' => $width, 'crop' => $fileRefData['crop'] ?? null]
);
$srcset[] = [
'url' => $imageService->getImageUri($variant),
'width' => $width,
'descriptor' => $width . 'w',
];
}
$default = $imageService->applyProcessingInstructions(
$fileReference,
['width' => 400, 'crop' => $fileRefData['crop'] ?? null]
);
return [
'uid' => (int)$fileRefData['uid'],
'url' => $imageService->getImageUri($default),
'title' => $fileRefData['title'] ?? '',
'alternative' => $fileRefData['alternative'] ?? '',
'description' => $fileRefData['description'] ?? '',
'srcset' => $srcset,
'properties' => [
'width' => $fileReference->getProperty('width'),
'height' => $fileReference->getProperty('height'),
'mimeType' => $fileReference->getProperty('mime_type'),
],
];
} catch (\Exception $e) {
return null;
}
}
protected function getEventCategories(int $eventUid): array
{
$qb = GeneralUtility::makeInstance(ConnectionPool::class)
->getQueryBuilderForTable('sys_category');
$categories = $qb
->select('c.uid', 'c.title', 'c.description')
->from('sys_category', 'c')
->join(
'c',
'sys_category_record_mm',
'mm',
'mm.uid_local = c.uid AND mm.tablenames = ' .
$qb->createNamedParameter('tx_vitec_domain_model_event', ParameterType::STRING) .
' AND mm.fieldname = ' .
$qb->createNamedParameter('categories', ParameterType::STRING)
)
->where(
$qb->expr()->eq('mm.uid_foreign', $qb->createNamedParameter($eventUid, ParameterType::INTEGER)),
$qb->expr()->eq('c.deleted', 0),
$qb->expr()->eq('c.hidden', 0)
)
->orderBy('mm.sorting', 'ASC')
->executeQuery()
->fetchAllAssociative();
return array_map(static function ($cat) {
return [
'uid' => (int)$cat['uid'],
'title' => (string)($cat['title'] ?? ''),
'description' => (string)($cat['description'] ?? ''),
];
}, $categories);
}
}