Recover from missing metadata on uploads

Other clients seem to allow creating empty encrypted folders with no
metadata associated to them, so let's get ready to handle it. In case of
a 404 to get the metadata, we create an empty metadata payload and pass
it further down.

Signed-off-by: Kevin Ottens <kevin.ottens@nextcloud.com>

diff --git a/src/libsync/propagateuploadencrypted.cpp b/src/libsync/propagateuploadencrypted.cpp
index 3bea68ffe1591520517e6ef3b6e838e5ccc8b29b..6fe85c4cb35c6b9e16d5ab127ebfc1503c142404 100644 (file)
--- a/src/libsync/propagateuploadencrypted.cpp
+++ b/src/libsync/propagateuploadencrypted.cpp
@@ -133,8 +133,11 @@ void PropagateUploadEncrypted::slotFolderEncryptedMetadataError(const QByteArray
 {
     Q_UNUSED(fileId);
     Q_UNUSED(httpReturnCode);
-    qCDebug(lcPropagateUploadEncrypted()) << "Error Getting the encrypted metadata. unlock the folder.";
-    unlockFolder();
+    qCDebug(lcPropagateUploadEncrypted()) << "Error Getting the encrypted metadata. Pretend we got empty metadata.";
+    FolderMetadata emptyMetadata(_propagator->account());
+    emptyMetadata.encryptedMetadata();
+    auto json = QJsonDocument::fromJson(emptyMetadata.encryptedMetadata());
+    slotFolderEncryptedMetadataReceived(json, httpReturnCode);
 }
 
 void PropagateUploadEncrypted::slotFolderEncryptedMetadataReceived(const QJsonDocument &json, int statusCode)