private void CopyAttachment(List _srcLst, List _dList, int _itemID, string _folder)
{
string _tmpfolder = "";
if (String.IsNullOrEmpty(StartingFolder))
{
_tmpfolder = _folder.Replace((_srcLst.RootFolder.ServerRelativeUrl), _dList.RootFolder.ServerRelativeUrl);
}
else
{
string _tmpSeed = _dList.RootFolder.ServerRelativeUrl + "/" + StartingFolder;
_tmpfolder = _folder.Replace((_srcLst.RootFolder.ServerRelativeUrl), _tmpSeed);
}
LogVerbose("Copying: Items in " + _itemID + " To " + _tmpfolder);
LogVerbose("Source file: " + _srcLst.RootFolder.ServerRelativeUrl + "/Attachments/" + _itemID);
try
{
Folder _aFolder = this.ClientContext.Web.GetFolderByServerRelativeUrl(_srcLst.RootFolder.ServerRelativeUrl + "/Attachments/" + _itemID);
try
{
this.ClientContext.Load(_aFolder);
this.ClientContext.ExecuteQuery();
}
catch (ServerException ex)
{
LogError(ex, "No attachments for ListItem {0}", ex.Message);
LogWarning("No Attachment for ID {0}", _itemID);
return;
}
FileCollection _files = _aFolder.Files;
this.ClientContext.Load(_files);
this.ClientContext.ExecuteQuery();
foreach (var _file in _files)
{
try
{
string _tmpFileName = HelperExtensions.GetCleanFileName(_file.Name);
string url = _tmpfolder + "/" + _tmpFileName;
LogVerbose("Filename: " + _file.Name);
if (this.ShouldProcess(string.Format("Will upload local file {0} to url {1}", _file.Name, url)))
{
LogVerbose("_tmpfolder: {0} _tmpFileName: {1} with new file url: {2}" + _tmpfolder, _tmpFileName, url);
var fileRelativeUrl = _file.ServerRelativeUrl.ToString();
var fileNameFromInfo = System.IO.Path.GetFileName(fileRelativeUrl);
var doclibfilename = string.Format("{0}\\{1}", _resultLogDirectory, fileNameFromInfo);
// read file from attachment pool
FileInformation fileInfo = Microsoft.SharePoint.Client.File.OpenBinaryDirect(this.ClientContext, fileRelativeUrl);
this.ClientContext.ExecuteQueryRetry();
// write binary to file
using (var fileStream = new System.IO.FileStream(doclibfilename, System.IO.FileMode.Create))
{
fileInfo.Stream.CopyTo(fileStream);
}
// read file from disk into memorystream and upload
using (var ms = new System.IO.MemoryStream(System.IO.File.ReadAllBytes(doclibfilename)))
{
Microsoft.SharePoint.Client.File.SaveBinaryDirect(this.ClientContext, url, ms, false);
this.ClientContext.ExecuteQuery();
}
Thread.Sleep(500);
}
}
catch (Exception e)
{
LogError(e, ">>>>>> {0}", e.Message);
}
}
}
catch (Exception e)
{
LogError(e, ">>>>>> copyAttachment - {0}", e.Message);
}
}
