Jürgen Mummert
131 lines
3.7 KiB
PHP
131 lines
3.7 KiB
PHP
<?php
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declare(strict_types=1);
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namespace Mummert\CalDavSyncBundle\CalDav\Remote;
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use Mummert\CalDavSyncBundle\CalDav\Parser\CalDavXmlParser;
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use Mummert\CalDavSyncBundle\CalDav\Parser\ICalendarParser;
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use Mummert\CalDavSyncBundle\CalDav\Transport\CalDavTransportInterface;
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use Mummert\CalDavSyncBundle\Config\CalendarSyncConfig;
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use Mummert\CalDavSyncBundle\Sync\RemoteEvent;
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use Psr\Log\LoggerInterface;
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final readonly class RemoteCalendarReader
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{
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public function __construct(
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private CalDavTransportInterface $transport,
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private CalDavXmlParser $xmlParser,
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private ICalendarParser $icalendarParser,
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private LoggerInterface $logger,
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) {
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}
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/**
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* @return list<RemoteEvent>
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*/
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public function readEvents(CalendarSyncConfig $config): array
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{
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$response = $this->transport->report(
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$config->caldavUrl,
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$config->caldavUsername,
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$config->caldavPassword,
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$this->buildCalendarQueryBody(),
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1,
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['Content-Type' => 'application/xml; charset=utf-8'],
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);
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if (!in_array($response->statusCode, [200, 207], true)) {
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$this->logger->warning('CalDAV calendar query failed.', [
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'calendarId' => $config->calendarId,
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'url' => $config->caldavUrl,
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'statusCode' => $response->statusCode,
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]);
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return [];
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}
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$parsedItems = $this->xmlParser->parseCalendarMultistatus($response->body);
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$events = [];
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foreach ($parsedItems as $item) {
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$event = $this->icalendarParser->parseEvent(
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$item['href'],
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$item['etag'],
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$item['calendarData'],
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$config->timezoneOrDefault(),
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);
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if (null !== $event) {
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$events[] = $event;
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}
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}
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return $events;
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}
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public function readEventByHref(CalendarSyncConfig $config, string $href): ?RemoteEvent
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{
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$response = $this->transport->get(
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$this->absoluteUrl($config->caldavUrl, $href),
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$config->caldavUsername,
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$config->caldavPassword,
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['Accept' => 'text/calendar'],
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);
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if (200 !== $response->statusCode) {
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$this->logger->warning('CalDAV GET by href failed.', [
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'calendarId' => $config->calendarId,
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'url' => $href,
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'statusCode' => $response->statusCode,
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]);
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return null;
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}
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return $this->icalendarParser->parseEvent(
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$href,
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trim((string) $response->header('etag'), '"'),
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$response->body,
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$config->timezoneOrDefault(),
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);
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}
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private function buildCalendarQueryBody(): string
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{
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return <<<'XML'
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<?xml version="1.0" encoding="utf-8" ?>
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<c:calendar-query xmlns:d="DAV:" xmlns:c="urn:ietf:params:xml:ns:caldav">
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<d:prop>
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<d:getetag />
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<c:calendar-data />
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</d:prop>
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<c:filter>
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<c:comp-filter name="VCALENDAR">
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<c:comp-filter name="VEVENT" />
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</c:comp-filter>
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</c:filter>
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</c:calendar-query>
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XML;
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}
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private function absoluteUrl(string $calendarUrl, string $href): string
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{
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if (str_starts_with($href, 'http://') || str_starts_with($href, 'https://')) {
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return $href;
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}
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$base = parse_url($calendarUrl);
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if (!is_array($base) || !isset($base['scheme'], $base['host'])) {
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return $href;
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}
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$prefix = $base['scheme'].'://'.$base['host'];
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if (isset($base['port'])) {
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$prefix .= ':'.$base['port'];
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}
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return $prefix.$href;
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}
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}
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