feat(files): Allow advanced search for files

Signed-off-by: Benjamin Gaussorgues <benjamin.gaussorgues@nextcloud.com>

Author: Altahrim

apps/files/lib/Search/FilesSearchProvider.php

@@ -29,6 +29,7 @@
  */
 namespace OCA\Files\Search;
 
+use OC\Files\Search\SearchBinaryOperator;
 use OC\Files\Search\SearchComparison;
 use OC\Files\Search\SearchOrder;
 use OC\Files\Search\SearchQuery;
@@ -47,7 +48,6 @@
 use OCP\Search\SearchResultEntry;
 
 class FilesSearchProvider implements IProvider {
-
 	/** @var IL10N */
 	private $l10n;
 
@@ -102,16 +102,7 @@ public function getOrder(string $route, array $routeParameters): int {
 	 */
 	public function search(IUser $user, ISearchQuery $query): SearchResult {
 		$userFolder = $this->rootFolder->getUserFolder($user->getUID());
-		$fileQuery = new SearchQuery(
-			new SearchComparison(ISearchComparison::COMPARE_LIKE, 'name', '%' . $query->getTerm() . '%'),
-			$query->getLimit(),
-			(int)$query->getCursor(),
-			$query->getSortOrder() === ISearchQuery::SORT_DATE_DESC ? [
-				new SearchOrder(ISearchOrder::DIRECTION_DESCENDING, 'mtime'),
-			] : [],
-			$user
-		);
-
+		$fileQuery = $this->buildSearchQuery($query, $user);
 		return SearchResult::paginated(
 			$this->l10n->t('Files'),
 			array_map(function (Node $result) use ($userFolder) {
@@ -141,6 +132,35 @@ public function search(IUser $user, ISearchQuery $query): SearchResult {
 		);
 	}
 
+	private function buildSearchQuery(ISearchQuery $query, IUser $user): SearchQuery {
+		$comparisons = [];
+		foreach ($query->getFilters() as $filter => $value) {
+			$comparison = match ($filter) {
+				'term' => new SearchComparison(ISearchComparison::COMPARE_LIKE, 'name', '%' . $value . '%'),
+				'from' => new SearchComparison(ISearchComparison::COMPARE_GREATER_THAN_EQUAL, 'mtime', $value),
+				'to' => new SearchComparison(ISearchComparison::COMPARE_LESS_THAN_EQUAL, 'mtime', $value),
+				'min-size' => new SearchComparison(ISearchComparison::COMPARE_GREATER_THAN_EQUAL, 'size', (int) $value),
+				'max-size' => new SearchComparison(ISearchComparison::COMPARE_LESS_THAN_EQUAL, 'size', (int) $value),
+				'mime' => new SearchComparison(ISearchComparison::COMPARE_EQUAL, 'mimetype', $value),
+				'type' => new SearchComparison(ISearchComparison::COMPARE_LIKE, 'mimetype', $value . '/%'),
+				default => false,
+			};
+			if ($comparison) {
+				$comparisons[] = $comparison;
+			}
+		}
+
+		return new SearchQuery(
+			new SearchBinaryOperator(SearchBinaryOperator::OPERATOR_AND, $comparisons),
+			$query->getLimit(),
+			(int) $query->getCursor(),
+			$query->getSortOrder() === ISearchQuery::SORT_DATE_DESC
+				? [new SearchOrder(ISearchOrder::DIRECTION_DESCENDING, 'mtime')]
+				: [],
+			$user
+		);
+	}
+
 	/**
 	 * Format subline for files
 	 *