public void RestoreAttachment(ResourceBE attachmentToRestore, PageBE toPage, DateTime timestamp, uint transactionId)
{
if (toPage == null || toPage.ID == 0)
{
ArchiveBE archivesMatchingPageId = _session.Archive_GetPageHeadById(attachmentToRestore.ParentPageId.Value);
if (archivesMatchingPageId == null)
{
throw new AttachmentRestoreFailedNoParentFatalException();
}
else
{
toPage = PageBL.GetPageByTitle(archivesMatchingPageId.Title);
if (0 == toPage.ID)
{
PageBL.Save(toPage, _resources.Localize(DekiResources.RESTORE_ATTACHMENT_NEW_PAGE_TEXT()), DekiMimeType.DEKI_TEXT, null);
}
}
}
string filename = attachmentToRestore.Name;
//Check for name conflicts on target page
ResourceBE conflictingFile = GetPageAttachment(toPage.ID, filename);
if (conflictingFile != null)
{
//rename the restored file
filename = string.Format("{0}(restored {1}){2}", attachmentToRestore.FilenameWithoutExtension, DateTime.Now.ToString("g"), string.IsNullOrEmpty(attachmentToRestore.FilenameExtension) ? string.Empty : "." + attachmentToRestore.FilenameExtension);
conflictingFile = GetPageAttachment(toPage.ID, filename);
if (conflictingFile != null)
{
throw new AttachmentRestoreNameConflictException();
}
}
//Build new revision for restored file
attachmentToRestore = BuildRevForRestore(attachmentToRestore, toPage, filename, transactionId);
//Insert new revision into DB
attachmentToRestore = SaveResource(attachmentToRestore);
//Recent Changes
RecentChangeBL.AddFileRecentChange(_dekiContext.Now, toPage, _dekiContext.User, DekiResources.FILE_RESTORED(attachmentToRestore.Name), transactionId);
_dekiContext.Instance.EventSink.AttachmentRestore(_dekiContext.Now, attachmentToRestore, _dekiContext.User);
}
