Merge pull request #62354 from nextcloud/fix/sharingbackend/modify-value-on-save-for-default-value

fix(SharingBackend): Call ISharePropertyTypeModifyValue::modifyValueOnSave when saving default value

apps/sharing/lib/SharingBackend.php

@@ -831,7 +831,7 @@ final readonly class SharingBackend implements ISharingBackend {
 						->values([
 							'share_id' => $qb->createNamedParameter($id),
 							'property_class' => $qb->createNamedParameter($propertyTypeClass),
-							'property_value' => $qb->createNamedParameter($value),
+							'property_value' => $qb->createNamedParameter($propertyType instanceof ISharePropertyTypeModifyValue ? $propertyType->modifyValueOnSave(null, $value) : $value),
 						])
 						->executeStatement();
 

lib/public/Sharing/Property/ISharePropertyType.php

@@ -73,6 +73,8 @@ interface ISharePropertyType {
 	 *
 	 * A default value must be returned, if {@see self::isRequired()} returns true.
 	 *
+	 * If the class also implements {@see ISharePropertyTypeModifyValue}, {@see ISharePropertyTypeModifyValue::modifyValueOnSave()} will be called when the value is saved to the database, but the value will be returned to the user as-is.
+	 *
 	 * @since 35.0.0
 	 */
 	public function getDefaultValue(): ?string;

tests/lib/Sharing/AbstractSharingManagerTests.php

@@ -1370,11 +1370,65 @@ abstract class AbstractSharingManagerTests extends TestCase {
 		$id = $this->manager->createShare($accessContext);
 		$this->manager->addShareSource($accessContext, $id, new ShareSource(TestShareSourceType1::class, 'source1'));
 		$this->manager->addShareRecipient($accessContext, $id, new ShareRecipient(TestShareRecipientType1::class, 'recipient1', null));
-		$this->manager->getShare($accessContext, $id);
-		$this->manager->updateShareProperty($accessContext, $id, new ShareProperty(TestSharePropertyTypeModifyValue::class, 'old-value'));
 
 		$this->dbConnection->commit();
 
+		$share = $this->getShare($accessContext, $id);
+		$this->assertEquals([
+			[
+				'class' => TestSharePropertyType1::class,
+				'display_name' => 'TestSharePropertyType1',
+				'hint' => 'hint TestSharePropertyType1',
+				'priority' => 1,
+				'advanced' => false,
+				'required' => false,
+				'value' => null,
+				'type' => 'enum',
+				'valid_values' => ['valid1'],
+			],
+			[
+				'class' => TestSharePropertyTypeModifyValue::class,
+				'display_name' => 'TestSharePropertyTypeModifyValue',
+				'hint' => 'hint TestSharePropertyTypeModifyValue',
+				'priority' => 1,
+				'advanced' => false,
+				'required' => false,
+				'value' => 'modify-on-save',
+				'type' => 'enum',
+				'valid_values' => ['old-value', 'modify-on-save-old-value', 'modify-on-save', 'modify-on-load'],
+			],
+		], $share['properties']);
+
+		$share = $this->getShare($accessContext, $id);
+		$this->assertEquals([
+			[
+				'class' => TestSharePropertyType1::class,
+				'display_name' => 'TestSharePropertyType1',
+				'hint' => 'hint TestSharePropertyType1',
+				'priority' => 1,
+				'advanced' => false,
+				'required' => false,
+				'value' => null,
+				'type' => 'enum',
+				'valid_values' => ['valid1'],
+			],
+			[
+				'class' => TestSharePropertyTypeModifyValue::class,
+				'display_name' => 'TestSharePropertyTypeModifyValue',
+				'hint' => 'hint TestSharePropertyTypeModifyValue',
+				'priority' => 1,
+				'advanced' => false,
+				'required' => false,
+				'value' => 'modified-on-save',
+				'type' => 'enum',
+				'valid_values' => ['old-value', 'modify-on-save-old-value', 'modify-on-save', 'modify-on-load'],
+			],
+		], $share['properties']);
+
+		$this->dbConnection->beginTransaction();
+		$this->manager->updateShareProperty($accessContext, $id, new ShareProperty(TestSharePropertyTypeModifyValue::class, 'old-value'));
+		$this->dbConnection->commit();
+
 		$before = $this->manager->generateTimestamp();
 		$share = $this->updateShareProperty($accessContext, $id, new ShareProperty(TestSharePropertyTypeModifyValue::class, 'modify-on-save-old-value'));
 		$after = $this->manager->generateTimestamp();

tests/lib/Sharing/TestSharePropertyTypeModifyValue.php

@@ -12,6 +12,12 @@ namespace Test\Sharing;
 use OCP\Sharing\Property\ISharePropertyTypeModifyValue;
 
 final class TestSharePropertyTypeModifyValue extends TestSharePropertyType1 implements ISharePropertyTypeModifyValue {
+
+	#[\Override]
+	public function getDefaultValue(): string {
+		return 'modify-on-save';
+	}
+
 	#[\Override]
 	public function modifyValueOnSave(?string $oldValue, ?string $newValue): ?string {
 		if ($newValue === 'modify-on-save') {