140 lines
3.7 KiB
PHP
140 lines
3.7 KiB
PHP
<?php
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declare(strict_types=1);
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/**
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* @copyright Copyright (c) 2020, Georg Ehrke
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*
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* @author Georg Ehrke <oc.list@georgehrke.com>
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*
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* @license GNU AGPL version 3 or any later version
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as
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* published by the Free Software Foundation, either version 3 of the
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* License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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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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/** @var IAppManager */
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protected $appManager;
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/** @var IL10N */
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protected $l10n;
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/** @var IURLGenerator */
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protected $urlGenerator;
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/** @var CalDavBackend */
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protected $backend;
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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(IAppManager $appManager,
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IL10N $l10n,
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IURLGenerator $urlGenerator,
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CalDavBackend $backend) {
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$this->appManager = $appManager;
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$this->l10n = $l10n;
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$this->urlGenerator = $urlGenerator;
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$this->backend = $backend;
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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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