feat(search): Seach for persons as event attendees and organizers

Signed-off-by: Christoph Wurst <christoph@winzerhof-wurst.at>

apps/dav/lib/Search/EventsSearchProvider.php

@@ -29,19 +29,24 @@ 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 {
+class EventsSearchProvider extends ACalendarSearchProvider implements IFilteringProvider {
 	/**
 	 * @var string[]
 	 */
@@ -106,22 +111,60 @@ class EventsSearchProvider extends ACalendarSearchProvider {
 		$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(),
-				'timerange' => [
-					'start' => $query->getFilter('since')?->get(),
-					'end' => $query->getFilter('until')?->get(),
+		/** @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(),
+					],
 				],
-			]
-		);
-		$formattedResults = \array_map(function (array $eventRow) use ($calendarsById, $subscriptionsById):SearchResultEntry {
+			);
+
+			$searchResultIndex = array_combine(
+				array_map(fn($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);
@@ -228,4 +271,21 @@ class EventsSearchProvider extends ACalendarSearchProvider {
 	): 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 [];
+	}
 }

apps/dav/tests/unit/Search/EventsSearchProviderTest.php

@@ -32,6 +32,7 @@ use OCP\App\IAppManager;
 use OCP\IL10N;
 use OCP\IURLGenerator;
 use OCP\IUser;
+use OCP\Search\IFilter;
 use OCP\Search\ISearchQuery;
 use OCP\Search\SearchResult;
 use OCP\Search\SearchResultEntry;
@@ -293,7 +294,14 @@ class EventsSearchProviderTest extends TestCase {
 		$user = $this->createMock(IUser::class);
 		$user->method('getUID')->willReturn('john.doe');
 		$query = $this->createMock(ISearchQuery::class);
-		$query->method('getTerm')->willReturn('search term');
+		$seachTermFilter = $this->createMock(IFilter::class);
+		$query->method('getFilter')->willReturnCallback(function($name) use ($seachTermFilter) {
+			return match ($name) {
+				'term' => $seachTermFilter,
+				default => null,
+			};
+		});
+		$seachTermFilter->method('get')->willReturn('search term');
 		$query->method('getLimit')->willReturn(5);
 		$query->method('getCursor')->willReturn(20);
 		$this->appManager->expects($this->once())
@@ -328,7 +336,7 @@ class EventsSearchProviderTest extends TestCase {
 			]);
 		$this->backend->expects($this->once())
 			->method('searchPrincipalUri')
-			->with('principals/users/john.doe', '', ['VEVENT'],
+			->with('principals/users/john.doe', 'search term', ['VEVENT'],
 				['SUMMARY', 'LOCATION', 'DESCRIPTION', 'ATTENDEE', 'ORGANIZER', 'CATEGORIES'],
 				['ATTENDEE' => ['CN'], 'ORGANIZER' => ['CN']],
 				['limit' => 5, 'offset' => 20, 'timerange' => ['start' => null, 'end' => null]])