BLOG zzy.my

public string UploadDocument(string fileName, byte[] fileContents, string pathFolder)
{
if (fileContents == null)
{
return "Null Attachment";
}
try
{
int iStartIndex = pathFolder.LastIndexOf("/");
string sitePath = pathFolder.Remove(iStartIndex);
string folderName = pathFolder.Substring(iStartIndex + 1);

SPSite site = new SPSite(sitePath);
SPWeb web = site.OpenWeb();


SPFolder folder = web.GetFolder(folderName);

string fileURL = fileName;

folder.Files.Add(fileURL, fileContents);

if (folder.Files[fileURL].CheckedOutBy.Name != "")
{
folder.Files[fileURL].CheckIn("File Checked In");
}

return "File added successfully!";


}
catch (System.Exception ex)
{
return ex.Source + ":" + ex.Message;
}
}

转自 http://blog.csdn.net/fei997yang/archive/2008/01/25/2066143.aspx