fix: Display 'Leave share' instead of 'Delete'

Signed-off-by: Marcel Klehr <mklehr@gmx.net>

apps/files_sharing/lib/Controller/ShareAPIController.php

@@ -159,6 +159,10 @@ class ShareAPIController extends OCSController {
 			$result['item_permissions'] = $node->getPermissions();
 		}
 
+		// See MOUNT_ROOT_PROPERTYNAME dav property
+		$result['is-mount-root'] = $node->getInternalPath() === '';
+		$result['mount-type'] = $node->getMountPoint()->getMountType();
+
 		$result['mimetype'] = $node->getMimetype();
 		$result['has_preview'] = $this->previewManager->isAvailable($node);
 		$result['storage_id'] = $node->getStorage()->getId();

apps/files_sharing/lib/ResponseDefinitions.php

@@ -22,6 +22,7 @@ namespace OCA\Files_Sharing;
  *     file_target: string,
  *     has_preview: bool,
  *     hide_download: 0|1,
+ *     is-mount-root: bool,
  *     id: string,
  *     item_mtime: int,
  *     item_permissions?: int,
@@ -31,6 +32,7 @@ namespace OCA\Files_Sharing;
  *     label: ?string,
  *     mail_send: 0|1,
  *     mimetype: string,
+ *     mount-type: string,
  *     note: string,
  *     parent: null,
  *     password?: null|string,

apps/files_sharing/openapi.json

@@ -480,6 +480,7 @@
                     "file_target",
                     "has_preview",
                     "hide_download",
+                    "is-mount-root",
                     "id",
                     "item_mtime",
                     "item_size",
@@ -488,6 +489,7 @@
                     "label",
                     "mail_send",
                     "mimetype",
+                    "mount-type",
                     "note",
                     "parent",
                     "path",
@@ -543,6 +545,9 @@
                             1
                         ]
                     },
+                    "is-mount-root": {
+                        "type": "boolean"
+                    },
                     "id": {
                         "type": "string"
                     },
@@ -592,6 +597,9 @@
                     "mimetype": {
                         "type": "string"
                     },
+                    "mount-type": {
+                        "type": "string"
+                    },
                     "note": {
                         "type": "string"
                     },