public void Add(string leafName, Base64EncodedByteArrayInstance data)
{
if (data == null)
{
throw new JavaScriptException(this.Engine, "Error", "A Base64EncodedByteArrayInstance must be supplied as the attachment data to add.");
}
m_attachmentCollection.Add(leafName, data.Data);
}
public static void AttachFile(this SPListItem item, Stream fileStream, string originalleafName, bool overwrite = false, bool updateRequired = false)
{
SPAttachmentCollection attachments = item.Attachments;
SPList list = item.ParentList;
SPWeb web = list.ParentWeb;
if (!list.EnableAttachments)
{
//throw new SPException(string.Format("The specified file can not be added to the list \"{0}\" with disabled attachments.", list.Title));
return;
}
string leafName = SPHelper.RemoveIllegalUrlCharacters(originalleafName);
if (fileStream == null || fileStream.Length == 0)
{
throw new SPException("The specified file should not be empty.");
}
var maximumFileSize = web.Site.WebApplication.MaximumFileSize * 1024 * 1024;
if (fileStream.Length > maximumFileSize)
{
throw new SPException(string.Format("The specified file is larger than the maximum supported file size: {0}.", SPUtility.FormatSize(maximumFileSize)));
}
if (overwrite)
{
string attachmentUrl = SPUrlUtility.CombineUrl(attachments.UrlPrefix, leafName);
SPFile existingFile = web.GetFile(attachmentUrl);
if (existingFile.Exists)
{
existingFile.SaveBinary(fileStream);
return;
}
}
BinaryReader reader = new BinaryReader(fileStream);
if (updateRequired)
{
attachments.Add(leafName, reader.ReadBytes((int)fileStream.Length));
}
else
{
attachments.AddNow(leafName, reader.ReadBytes((int)fileStream.Length));
}
reader.Close();
}
protected void btnOk_click(object sender, EventArgs e)
{
try
{
if (!string.IsNullOrEmpty(Request["ListId"]) && !string.IsNullOrEmpty(Request["ItemId"]))
{
Guid listId = new Guid(Request["ListId"]);
Int32 itemId = Convert.ToInt32(Request["ItemId"]);
SPWeb webObj = SPContext.Current.Web;
SPList lstObj = webObj.Lists[listId];
if (lstObj != null)
{
SPListItem thisItem = lstObj.GetItemById(itemId);
if (thisItem != null)
{
if (fileUploadControl.HasFiles)
{
SPAttachmentCollection attach = thisItem.Attachments;
HttpFileCollection uploadedFiles = Request.Files;
for (int i = 0; i < uploadedFiles.Count; i++)
{
HttpPostedFile userPostedFile = uploadedFiles[i];
String fileName = userPostedFile.FileName;
using (Stream attachmentStream = userPostedFile.InputStream)
{
Byte[] attachmentContent = new Byte[attachmentStream.Length];
attachmentStream.Read(attachmentContent, 0, (int)attachmentStream.Length);
attach.Add(fileName, attachmentContent);
}
}
thisItem.Update();
Page.ClientScript.RegisterStartupScript(this.GetType(), "CallClosePopup", "closePopup(1);", true);
}
else
{
lblError.Text = "The file name is invalid or the file is empty. A file name cannot contain any of the following characters: \\ / : * ? \" < > | # { } % ~ &";
}
}
}
}
}
catch (Exception ex)
{
lblError.Text = ex.Message;
}
}
private void exportUtility_ExportCompleted(object sender, ExportCompletedEventArgs e)
{
GlymaExportUserState userState = e.UserState as GlymaExportUserState;
if (userState != null)
{
SPWorkItem workItem = userState.StateObject as SPWorkItem;
if (workItem != null)
{
using (SPSite site = new SPSite(workItem.SiteId))
{
using (SPWeb web = site.OpenWeb(workItem.WebId))
{
try
{
if (e.Status == ExportStatus.Error)
{
WriteExportStatus(workItem, ExportStatus.Error);
LogMessage(workItem, e.ErrorMessage);
}
else if (e.Status == ExportStatus.Completed)
{
SPList exportsList = web.Lists[workItem.ParentId];
SPListItem exportItem = exportsList.GetItemByUniqueId(workItem.ItemGuid);
if (exportItem != null)
{
// Read the contents of the file
byte[] fileContents = null;
Stream fs = null;
try
{
fs = File.OpenRead(e.FileLocation);
fileContents = new byte[fs.Length];
fs.Read(fileContents, 0, (int)fs.Length);
// Add the file to the ListItem
SPAttachmentCollection attachments = exportItem.Attachments;
string fileName = Path.GetFileName(e.FileLocation);
string extention = fileName.Substring(fileName.LastIndexOf('.'));
fileName = e.MapName + extention;
attachments.Add(fileName, fileContents);
exportItem.Update();
// Mark as completed
WriteExportStatus(workItem, ExportStatus.Completed);
WriteProgress(workItem, 1);
if (userState.UseVerboseLogging)
{
LogMessage(workItem, "Export file copied to list successfully.");
}
}
catch (Exception ex)
{
WriteExportStatus(workItem, ExportStatus.Error);
LogMessage(workItem, "Failed reading the exported file: {0}. {1}", e.FileLocation, ex.Message); //this will append the log message
}
finally
{
if (fs != null)
{
fs.Close();
}
}
//Try delete the temporary file, don't change the status to Error if this fails but log it.
try
{
DeleteTempFile(e.FileLocation);
}
catch (Exception ex)
{
if (workItem != null)
{
//the status will still be Completed but an error occurred that should be monitored.
LogMessage(workItem, "Failed to delete temp export file: {0}. ", ex.Message);
}
}
}
}
}
finally
{
userState.Completed.Set(); //work item has completed
}
}
}
}
}
}