migrate therinaldos.com data

wedding-pics/apps/dav/lib/Search/ACalendarSearchProvider.php

@@ -0,0 +1,139 @@
+<?php
+
+declare(strict_types=1);
+
+/**
+ * @copyright Copyright (c) 2020, Georg Ehrke
+ *
+ * @author Georg Ehrke <oc.list@georgehrke.com>
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+namespace OCA\DAV\Search;
+
+use OCA\DAV\CalDAV\CalDavBackend;
+use OCP\App\IAppManager;
+use OCP\IL10N;
+use OCP\IURLGenerator;
+use OCP\Search\IProvider;
+use Sabre\VObject\Component;
+use Sabre\VObject\Reader;
+
+/**
+ * Class ACalendarSearchProvider
+ *
+ * @package OCA\DAV\Search
+ */
+abstract class ACalendarSearchProvider implements IProvider {
+
+	/** @var IAppManager */
+	protected $appManager;
+
+	/** @var IL10N */
+	protected $l10n;
+
+	/** @var IURLGenerator */
+	protected $urlGenerator;
+
+	/** @var CalDavBackend */
+	protected $backend;
+
+	/**
+	 * ACalendarSearchProvider constructor.
+	 *
+	 * @param IAppManager $appManager
+	 * @param IL10N $l10n
+	 * @param IURLGenerator $urlGenerator
+	 * @param CalDavBackend $backend
+	 */
+	public function __construct(IAppManager $appManager,
+		IL10N $l10n,
+		IURLGenerator $urlGenerator,
+		CalDavBackend $backend) {
+		$this->appManager = $appManager;
+		$this->l10n = $l10n;
+		$this->urlGenerator = $urlGenerator;
+		$this->backend = $backend;
+	}
+
+	/**
+	 * Get an associative array of calendars
+	 * calendarId => calendar
+	 *
+	 * @param string $principalUri
+	 * @return array
+	 */
+	protected function getSortedCalendars(string $principalUri): array {
+		$calendars = $this->backend->getCalendarsForUser($principalUri);
+		$calendarsById = [];
+		foreach ($calendars as $calendar) {
+			$calendarsById[(int) $calendar['id']] = $calendar;
+		}
+
+		return $calendarsById;
+	}
+
+	/**
+	 * Get an associative array of subscriptions
+	 * subscriptionId => subscription
+	 *
+	 * @param string $principalUri
+	 * @return array
+	 */
+	protected function getSortedSubscriptions(string $principalUri): array {
+		$subscriptions = $this->backend->getSubscriptionsForUser($principalUri);
+		$subscriptionsById = [];
+		foreach ($subscriptions as $subscription) {
+			$subscriptionsById[(int) $subscription['id']] = $subscription;
+		}
+
+		return $subscriptionsById;
+	}
+
+	/**
+	 * Returns the primary VEvent / VJournal / VTodo component
+	 * If it's a component with recurrence-ids, it will return
+	 * the primary component
+	 *
+	 * TODO: It would be a nice enhancement to show recurrence-exceptions
+	 * as individual search-results.
+	 * For now we will just display the primary element of a recurrence-set.
+	 *
+	 * @param string $calendarData
+	 * @param string $componentName
+	 * @return Component
+	 */
+	protected function getPrimaryComponent(string $calendarData, string $componentName): Component {
+		$vCalendar = Reader::read($calendarData, Reader::OPTION_FORGIVING);
+
+		$components = $vCalendar->select($componentName);
+		if (count($components) === 1) {
+			return $components[0];
+		}
+
+		// If it's a recurrence-set, take the primary element
+		foreach ($components as $component) {
+			/** @var Component $component */
+			if (!$component->{'RECURRENCE-ID'}) {
+				return $component;
+			}
+		}
+
+		// In case of error, just fallback to the first element in the set
+		return $components[0];
+	}
+}

wedding-pics/apps/dav/lib/Search/ContactsSearchProvider.php

@@ -0,0 +1,205 @@
+<?php
+
+declare(strict_types=1);
+
+/**
+ * @copyright Copyright (c) 2020, Georg Ehrke
+ *
+ * @author Georg Ehrke <oc.list@georgehrke.com>
+ * @author Joas Schilling <coding@schilljs.com>
+ * @author John Molakvoæ <skjnldsv@protonmail.com>
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+namespace OCA\DAV\Search;
+
+use OCA\DAV\CardDAV\CardDavBackend;
+use OCP\App\IAppManager;
+use OCP\IL10N;
+use OCP\IURLGenerator;
+use OCP\IUser;
+use OCP\Search\FilterDefinition;
+use OCP\Search\IFilter;
+use OCP\Search\IFilteringProvider;
+use OCP\Search\ISearchQuery;
+use OCP\Search\SearchResult;
+use OCP\Search\SearchResultEntry;
+use Sabre\VObject\Component\VCard;
+use Sabre\VObject\Reader;
+
+class ContactsSearchProvider implements IFilteringProvider {
+	private static array $searchPropertiesRestricted = [
+		'N',
+		'FN',
+		'NICKNAME',
+		'EMAIL',
+	];
+
+	private static array $searchProperties = [
+		'N',
+		'FN',
+		'NICKNAME',
+		'EMAIL',
+		'TEL',
+		'ADR',
+		'TITLE',
+		'ORG',
+		'NOTE',
+	];
+
+	public function __construct(
+		private IAppManager $appManager,
+		private IL10N $l10n,
+		private IURLGenerator $urlGenerator,
+		private CardDavBackend $backend,
+	) {
+	}
+
+	/**
+	 * @inheritDoc
+	 */
+	public function getId(): string {
+		return 'contacts';
+	}
+
+	/**
+	 * @inheritDoc
+	 */
+	public function getName(): string {
+		return $this->l10n->t('Contacts');
+	}
+
+	public function getOrder(string $route, array $routeParameters): ?int {
+		if ($this->appManager->isEnabledForUser('contacts')) {
+			return $route === 'contacts.Page.index' ? -1 : 25;
+		}
+
+		return null;
+	}
+
+	public function search(IUser $user, ISearchQuery $query): SearchResult {
+		if (!$this->appManager->isEnabledForUser('contacts', $user)) {
+			return SearchResult::complete($this->getName(), []);
+		}
+
+		$principalUri = 'principals/users/' . $user->getUID();
+		$addressBooks = $this->backend->getAddressBooksForUser($principalUri);
+		$addressBooksById = [];
+		foreach ($addressBooks as $addressBook) {
+			$addressBooksById[(int) $addressBook['id']] = $addressBook;
+		}
+
+		$searchResults = $this->backend->searchPrincipalUri(
+			$principalUri,
+			$query->getFilter('term')?->get() ?? '',
+			$query->getFilter('title-only')?->get() ? self::$searchPropertiesRestricted : self::$searchProperties,
+			[
+				'limit' => $query->getLimit(),
+				'offset' => $query->getCursor(),
+				'since' => $query->getFilter('since'),
+				'until' => $query->getFilter('until'),
+				'person' => $this->getPersonDisplayName($query->getFilter('person')),
+				'company' => $query->getFilter('company'),
+			],
+		);
+		$formattedResults = \array_map(function (array $contactRow) use ($addressBooksById):SearchResultEntry {
+			$addressBook = $addressBooksById[$contactRow['addressbookid']];
+
+			/** @var VCard $vCard */
+			$vCard = Reader::read($contactRow['carddata']);
+			$thumbnailUrl = '';
+			if ($vCard->PHOTO) {
+				$thumbnailUrl = $this->getDavUrlForContact($addressBook['principaluri'], $addressBook['uri'], $contactRow['uri']) . '?photo';
+			}
+
+			$title = (string)$vCard->FN;
+			$subline = $this->generateSubline($vCard);
+			$resourceUrl = $this->getDeepLinkToContactsApp($addressBook['uri'], (string) $vCard->UID);
+
+			return new SearchResultEntry($thumbnailUrl, $title, $subline, $resourceUrl, 'icon-contacts-dark', true);
+		}, $searchResults);
+
+		return SearchResult::paginated(
+			$this->getName(),
+			$formattedResults,
+			$query->getCursor() + count($formattedResults)
+		);
+	}
+	private function getPersonDisplayName(?IFilter $person): ?string {
+		$user = $person?->get();
+		if ($user instanceof IUser) {
+			return $user->getDisplayName();
+		}
+		return null;
+	}
+
+	protected function getDavUrlForContact(
+		string $principalUri,
+		string $addressBookUri,
+		string $contactsUri,
+	): string {
+		[, $principalType, $principalId] = explode('/', $principalUri, 3);
+
+		return $this->urlGenerator->getAbsoluteURL(
+			$this->urlGenerator->linkTo('', 'remote.php') . '/dav/addressbooks/'
+				. $principalType . '/'
+				. $principalId . '/'
+				. $addressBookUri . '/'
+				. $contactsUri
+		);
+	}
+
+	protected function getDeepLinkToContactsApp(
+		string $addressBookUri,
+		string $contactUid,
+	): string {
+		return $this->urlGenerator->getAbsoluteURL(
+			$this->urlGenerator->linkToRoute('contacts.contacts.direct', [
+				'contact' => $contactUid . '~' . $addressBookUri
+			])
+		);
+	}
+
+	protected function generateSubline(VCard $vCard): string {
+		$emailAddresses = $vCard->select('EMAIL');
+		if (!is_array($emailAddresses) || empty($emailAddresses)) {
+			return '';
+		}
+
+		return (string)$emailAddresses[0];
+	}
+
+	public function getSupportedFilters(): array {
+		return [
+			'term',
+			'since',
+			'until',
+			'person',
+			'title-only',
+		];
+	}
+
+	public function getAlternateIds(): array {
+		return [];
+	}
+
+	public function getCustomFilters(): array {
+		return [
+			new FilterDefinition('company'),
+		];
+	}
+}

wedding-pics/apps/dav/lib/Search/EventsSearchProvider.php

@@ -0,0 +1,292 @@
+<?php
+
+declare(strict_types=1);
+
+/**
+ * @copyright Copyright (c) 2020, Georg Ehrke
+ *
+ * @author Georg Ehrke <oc.list@georgehrke.com>
+ * @author Joas Schilling <coding@schilljs.com>
+ * @author John Molakvoæ <skjnldsv@protonmail.com>
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+namespace OCA\DAV\Search;
+
+use OCA\DAV\CalDAV\CalDavBackend;
+use OCP\IUser;
+use OCP\Search\IFilteringProvider;
+use OCP\Search\ISearchQuery;
+use OCP\Search\SearchResult;
+use OCP\Search\SearchResultEntry;
+use Sabre\VObject\Component;
+use Sabre\VObject\DateTimeParser;
+use Sabre\VObject\Property;
+use function array_combine;
+use function array_fill;
+use function array_key_exists;
+use function array_map;
+
+/**
+ * Class EventsSearchProvider
+ *
+ * @package OCA\DAV\Search
+ */
+class EventsSearchProvider extends ACalendarSearchProvider implements IFilteringProvider {
+	/**
+	 * @var string[]
+	 */
+	private static $searchProperties = [
+		'SUMMARY',
+		'LOCATION',
+		'DESCRIPTION',
+		'ATTENDEE',
+		'ORGANIZER',
+		'CATEGORIES',
+	];
+
+	/**
+	 * @var string[]
+	 */
+	private static $searchParameters = [
+		'ATTENDEE' => ['CN'],
+		'ORGANIZER' => ['CN'],
+	];
+
+	/**
+	 * @var string
+	 */
+	private static $componentType = 'VEVENT';
+
+	/**
+	 * @inheritDoc
+	 */
+	public function getId(): string {
+		return 'calendar';
+	}
+
+	/**
+	 * @inheritDoc
+	 */
+	public function getName(): string {
+		return $this->l10n->t('Events');
+	}
+
+	/**
+	 * @inheritDoc
+	 */
+	public function getOrder(string $route, array $routeParameters): ?int {
+		if ($this->appManager->isEnabledForUser('calendar')) {
+			return $route === 'calendar.View.index' ? -1 : 30;
+		}
+
+		return null;
+	}
+
+	/**
+	 * @inheritDoc
+	 */
+	public function search(
+		IUser $user,
+		ISearchQuery $query,
+	): SearchResult {
+		if (!$this->appManager->isEnabledForUser('calendar', $user)) {
+			return SearchResult::complete($this->getName(), []);
+		}
+
+		$principalUri = 'principals/users/' . $user->getUID();
+		$calendarsById = $this->getSortedCalendars($principalUri);
+		$subscriptionsById = $this->getSortedSubscriptions($principalUri);
+
+		/** @var string|null $term */
+		$term = $query->getFilter('term')?->get();
+		if ($term === null) {
+			$searchResults = [];
+		} else {
+			$searchResults = $this->backend->searchPrincipalUri(
+				$principalUri,
+				$term,
+				[self::$componentType],
+				self::$searchProperties,
+				self::$searchParameters,
+				[
+					'limit' => $query->getLimit(),
+					'offset' => $query->getCursor(),
+					'timerange' => [
+						'start' => $query->getFilter('since')?->get(),
+						'end' => $query->getFilter('until')?->get(),
+					],
+				]
+			);
+		}
+		/** @var IUser|null $person */
+		$person = $query->getFilter('person')?->get();
+		$personDisplayName = $person?->getDisplayName();
+		if ($personDisplayName !== null) {
+			$attendeeSearchResults = $this->backend->searchPrincipalUri(
+				$principalUri,
+				$personDisplayName,
+				[self::$componentType],
+				['ATTENDEE'],
+				self::$searchParameters,
+				[
+					'limit' => $query->getLimit(),
+					'offset' => $query->getCursor(),
+					'timerange' => [
+						'start' => $query->getFilter('since')?->get(),
+						'end' => $query->getFilter('until')?->get(),
+					],
+				],
+			);
+
+			$searchResultIndex = array_combine(
+				array_map(fn ($event) => $event['calendarid'] . '-' . $event['uri'], $searchResults),
+				array_fill(0, count($searchResults), null),
+			);
+			foreach ($attendeeSearchResults as $attendeeResult) {
+				if (array_key_exists($attendeeResult['calendarid'] . '-' . $attendeeResult['uri'], $searchResultIndex)) {
+					// Duplicate
+					continue;
+				}
+				$searchResults[] = $attendeeResult;
+			}
+		}
+		$formattedResults = \array_map(function (array $eventRow) use ($calendarsById, $subscriptionsById): SearchResultEntry {
+			$component = $this->getPrimaryComponent($eventRow['calendardata'], self::$componentType);
+			$title = (string)($component->SUMMARY ?? $this->l10n->t('Untitled event'));
+			$subline = $this->generateSubline($component);
+
+			if ($eventRow['calendartype'] === CalDavBackend::CALENDAR_TYPE_CALENDAR) {
+				$calendar = $calendarsById[$eventRow['calendarid']];
+			} else {
+				$calendar = $subscriptionsById[$eventRow['calendarid']];
+			}
+			$resourceUrl = $this->getDeepLinkToCalendarApp($calendar['principaluri'], $calendar['uri'], $eventRow['uri']);
+
+			return new SearchResultEntry('', $title, $subline, $resourceUrl, 'icon-calendar-dark', false);
+		}, $searchResults);
+
+		return SearchResult::paginated(
+			$this->getName(),
+			$formattedResults,
+			$query->getCursor() + count($formattedResults)
+		);
+	}
+
+	protected function getDeepLinkToCalendarApp(
+		string $principalUri,
+		string $calendarUri,
+		string $calendarObjectUri,
+	): string {
+		$davUrl = $this->getDavUrlForCalendarObject($principalUri, $calendarUri, $calendarObjectUri);
+		// This route will automatically figure out what recurrence-id to open
+		return $this->urlGenerator->getAbsoluteURL(
+			$this->urlGenerator->linkToRoute('calendar.view.index')
+			. 'edit/'
+			. base64_encode($davUrl)
+		);
+	}
+
+	protected function getDavUrlForCalendarObject(
+		string $principalUri,
+		string $calendarUri,
+		string $calendarObjectUri
+	): string {
+		[,, $principalId] = explode('/', $principalUri, 3);
+
+		return $this->urlGenerator->linkTo('', 'remote.php') . '/dav/calendars/'
+			. $principalId . '/'
+			. $calendarUri . '/'
+			. $calendarObjectUri;
+	}
+
+	protected function generateSubline(Component $eventComponent): string {
+		$dtStart = $eventComponent->DTSTART;
+		$dtEnd = $this->getDTEndForEvent($eventComponent);
+		$isAllDayEvent = $dtStart instanceof Property\ICalendar\Date;
+		$startDateTime = new \DateTime($dtStart->getDateTime()->format(\DateTimeInterface::ATOM));
+		$endDateTime = new \DateTime($dtEnd->getDateTime()->format(\DateTimeInterface::ATOM));
+
+		if ($isAllDayEvent) {
+			$endDateTime->modify('-1 day');
+			if ($this->isDayEqual($startDateTime, $endDateTime)) {
+				return $this->l10n->l('date', $startDateTime, ['width' => 'medium']);
+			}
+
+			$formattedStart = $this->l10n->l('date', $startDateTime, ['width' => 'medium']);
+			$formattedEnd = $this->l10n->l('date', $endDateTime, ['width' => 'medium']);
+			return "$formattedStart - $formattedEnd";
+		}
+
+		$formattedStartDate = $this->l10n->l('date', $startDateTime, ['width' => 'medium']);
+		$formattedEndDate = $this->l10n->l('date', $endDateTime, ['width' => 'medium']);
+		$formattedStartTime = $this->l10n->l('time', $startDateTime, ['width' => 'short']);
+		$formattedEndTime = $this->l10n->l('time', $endDateTime, ['width' => 'short']);
+
+		if ($this->isDayEqual($startDateTime, $endDateTime)) {
+			return "$formattedStartDate $formattedStartTime - $formattedEndTime";
+		}
+
+		return "$formattedStartDate $formattedStartTime - $formattedEndDate $formattedEndTime";
+	}
+
+	protected function getDTEndForEvent(Component $eventComponent):Property {
+		if (isset($eventComponent->DTEND)) {
+			$end = $eventComponent->DTEND;
+		} elseif (isset($eventComponent->DURATION)) {
+			$isFloating = $eventComponent->DTSTART->isFloating();
+			$end = clone $eventComponent->DTSTART;
+			$endDateTime = $end->getDateTime();
+			$endDateTime = $endDateTime->add(DateTimeParser::parse($eventComponent->DURATION->getValue()));
+			$end->setDateTime($endDateTime, $isFloating);
+		} elseif (!$eventComponent->DTSTART->hasTime()) {
+			$isFloating = $eventComponent->DTSTART->isFloating();
+			$end = clone $eventComponent->DTSTART;
+			$endDateTime = $end->getDateTime();
+			$endDateTime = $endDateTime->modify('+1 day');
+			$end->setDateTime($endDateTime, $isFloating);
+		} else {
+			$end = clone $eventComponent->DTSTART;
+		}
+
+		return $end;
+	}
+
+	protected function isDayEqual(
+		\DateTime $dtStart,
+		\DateTime $dtEnd,
+	): bool {
+		return $dtStart->format('Y-m-d') === $dtEnd->format('Y-m-d');
+	}
+
+	public function getSupportedFilters(): array {
+		return [
+			'term',
+			'person',
+			'since',
+			'until',
+		];
+	}
+
+	public function getAlternateIds(): array {
+		return [];
+	}
+
+	public function getCustomFilters(): array {
+		return [];
+	}
+}

wedding-pics/apps/dav/lib/Search/TasksSearchProvider.php

@@ -0,0 +1,172 @@
+<?php
+
+declare(strict_types=1);
+
+/**
+ * @copyright Copyright (c) 2020, Georg Ehrke
+ *
+ * @author Christoph Wurst <christoph@winzerhof-wurst.at>
+ * @author Georg Ehrke <oc.list@georgehrke.com>
+ * @author Joas Schilling <coding@schilljs.com>
+ * @author John Molakvoæ <skjnldsv@protonmail.com>
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+namespace OCA\DAV\Search;
+
+use OCA\DAV\CalDAV\CalDavBackend;
+use OCP\IUser;
+use OCP\Search\ISearchQuery;
+use OCP\Search\SearchResult;
+use OCP\Search\SearchResultEntry;
+use Sabre\VObject\Component;
+
+/**
+ * Class TasksSearchProvider
+ *
+ * @package OCA\DAV\Search
+ */
+class TasksSearchProvider extends ACalendarSearchProvider {
+	/**
+	 * @var string[]
+	 */
+	private static $searchProperties = [
+		'SUMMARY',
+		'DESCRIPTION',
+		'CATEGORIES',
+	];
+
+	/**
+	 * @var string[]
+	 */
+	private static $searchParameters = [];
+
+	/**
+	 * @var string
+	 */
+	private static $componentType = 'VTODO';
+
+	/**
+	 * @inheritDoc
+	 */
+	public function getId(): string {
+		return 'tasks';
+	}
+
+	/**
+	 * @inheritDoc
+	 */
+	public function getName(): string {
+		return $this->l10n->t('Tasks');
+	}
+
+	/**
+	 * @inheritDoc
+	 */
+	public function getOrder(string $route, array $routeParameters): ?int {
+		if ($this->appManager->isEnabledForUser('tasks')) {
+			return $route === 'tasks.Page.index' ? -1 : 35;
+		}
+
+		return null;
+	}
+
+	/**
+	 * @inheritDoc
+	 */
+	public function search(
+		IUser $user,
+		ISearchQuery $query,
+	): SearchResult {
+		if (!$this->appManager->isEnabledForUser('tasks', $user)) {
+			return SearchResult::complete($this->getName(), []);
+		}
+
+		$principalUri = 'principals/users/' . $user->getUID();
+		$calendarsById = $this->getSortedCalendars($principalUri);
+		$subscriptionsById = $this->getSortedSubscriptions($principalUri);
+
+		$searchResults = $this->backend->searchPrincipalUri(
+			$principalUri,
+			$query->getFilter('term')?->get() ?? '',
+			[self::$componentType],
+			self::$searchProperties,
+			self::$searchParameters,
+			[
+				'limit' => $query->getLimit(),
+				'offset' => $query->getCursor(),
+				'since' => $query->getFilter('since'),
+				'until' => $query->getFilter('until'),
+			]
+		);
+		$formattedResults = \array_map(function (array $taskRow) use ($calendarsById, $subscriptionsById):SearchResultEntry {
+			$component = $this->getPrimaryComponent($taskRow['calendardata'], self::$componentType);
+			$title = (string)($component->SUMMARY ?? $this->l10n->t('Untitled task'));
+			$subline = $this->generateSubline($component);
+
+			if ($taskRow['calendartype'] === CalDavBackend::CALENDAR_TYPE_CALENDAR) {
+				$calendar = $calendarsById[$taskRow['calendarid']];
+			} else {
+				$calendar = $subscriptionsById[$taskRow['calendarid']];
+			}
+			$resourceUrl = $this->getDeepLinkToTasksApp($calendar['uri'], $taskRow['uri']);
+
+			return new SearchResultEntry('', $title, $subline, $resourceUrl, 'icon-checkmark', false);
+		}, $searchResults);
+
+		return SearchResult::paginated(
+			$this->getName(),
+			$formattedResults,
+			$query->getCursor() + count($formattedResults)
+		);
+	}
+
+	protected function getDeepLinkToTasksApp(
+		string $calendarUri,
+		string $taskUri,
+	): string {
+		return $this->urlGenerator->getAbsoluteURL(
+			$this->urlGenerator->linkToRoute('tasks.page.index')
+			. '#/calendars/'
+			. $calendarUri
+			. '/tasks/'
+			. $taskUri
+		);
+	}
+
+	protected function generateSubline(Component $taskComponent): string {
+		if ($taskComponent->COMPLETED) {
+			$completedDateTime = new \DateTime($taskComponent->COMPLETED->getDateTime()->format(\DateTimeInterface::ATOM));
+			$formattedDate = $this->l10n->l('date', $completedDateTime, ['width' => 'medium']);
+			return $this->l10n->t('Completed on %s', [$formattedDate]);
+		}
+
+		if ($taskComponent->DUE) {
+			$dueDateTime = new \DateTime($taskComponent->DUE->getDateTime()->format(\DateTimeInterface::ATOM));
+			$formattedDate = $this->l10n->l('date', $dueDateTime, ['width' => 'medium']);
+
+			if ($taskComponent->DUE->hasTime()) {
+				$formattedTime = $this->l10n->l('time', $dueDateTime, ['width' => 'short']);
+				return $this->l10n->t('Due on %s by %s', [$formattedDate, $formattedTime]);
+			}
+
+			return $this->l10n->t('Due on %s', [$formattedDate]);
+		}
+
+		return '';
+	}
+}