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108 lines
2.7 KiB
PHP
108 lines
2.7 KiB
PHP
<?php
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declare(strict_types=1);
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/**
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* SPDX-FileCopyrightText: 2020 Nextcloud GmbH and Nextcloud contributors
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* SPDX-License-Identifier: AGPL-3.0-or-later
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*/
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namespace OCA\DAV\Search;
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use OCA\DAV\CalDAV\CalDavBackend;
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use OCP\App\IAppManager;
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use OCP\IL10N;
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use OCP\IURLGenerator;
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use OCP\Search\IProvider;
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use Sabre\VObject\Component;
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use Sabre\VObject\Reader;
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/**
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* Class ACalendarSearchProvider
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*
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* @package OCA\DAV\Search
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*/
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abstract class ACalendarSearchProvider implements IProvider {
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/**
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* ACalendarSearchProvider constructor.
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*
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* @param IAppManager $appManager
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* @param IL10N $l10n
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* @param IURLGenerator $urlGenerator
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* @param CalDavBackend $backend
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*/
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public function __construct(
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protected IAppManager $appManager,
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protected IL10N $l10n,
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protected IURLGenerator $urlGenerator,
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protected CalDavBackend $backend,
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) {
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}
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/**
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* Get an associative array of calendars
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* calendarId => calendar
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*
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* @param string $principalUri
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* @return array
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*/
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protected function getSortedCalendars(string $principalUri): array {
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$calendars = $this->backend->getCalendarsForUser($principalUri);
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$calendarsById = [];
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foreach ($calendars as $calendar) {
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$calendarsById[(int)$calendar['id']] = $calendar;
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}
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return $calendarsById;
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}
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/**
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* Get an associative array of subscriptions
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* subscriptionId => subscription
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*
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* @param string $principalUri
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* @return array
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*/
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protected function getSortedSubscriptions(string $principalUri): array {
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$subscriptions = $this->backend->getSubscriptionsForUser($principalUri);
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$subscriptionsById = [];
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foreach ($subscriptions as $subscription) {
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$subscriptionsById[(int)$subscription['id']] = $subscription;
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}
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return $subscriptionsById;
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}
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/**
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* Returns the primary VEvent / VJournal / VTodo component
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* If it's a component with recurrence-ids, it will return
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* the primary component
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*
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* TODO: It would be a nice enhancement to show recurrence-exceptions
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* as individual search-results.
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* For now we will just display the primary element of a recurrence-set.
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*
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* @param string $calendarData
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* @param string $componentName
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* @return Component
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*/
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protected function getPrimaryComponent(string $calendarData, string $componentName): Component {
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$vCalendar = Reader::read($calendarData, Reader::OPTION_FORGIVING);
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$components = $vCalendar->select($componentName);
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if (count($components) === 1) {
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return $components[0];
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}
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// If it's a recurrence-set, take the primary element
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foreach ($components as $component) {
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/** @var Component $component */
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if (!$component->{'RECURRENCE-ID'}) {
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return $component;
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}
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}
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// In case of error, just fallback to the first element in the set
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return $components[0];
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}
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}
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