/// <summary>
/// Handles the Click event of the btnUploadAttachment control.
/// </summary>
/// <param name="sender">The source of the event.</param>
/// <param name="e">The <see cref="System.EventArgs"/> instance containing the event data.</param>
protected void btnUploadAttachment_Click(object sender, EventArgs e)
{
if (!_userCanAddAttachments)
{
// can't add attachments
return;
}
if (!phAddNewAttachment.Visible)
{
// custom http put request, deny
return;
}
if (_numberOfAttachments >= _forum.MaxNoOfAttachmentsPerMessage)
{
// # of attachments is already on maximum. Deny
phUploadResult.Visible = true;
lblError.Visible = true;
lblSuccess.Visible = false;
lblError.Text = String.Format("You can't add another attachment to this message. Maximum # of attachments per message: {0}. Current # of attachments: {1}", _forum.MaxNoOfAttachmentsPerMessage, _numberOfAttachments);
return;
}
byte[] fileContents = fuUploader.FileBytes;
int lengthInKB = fileContents.Length / 1024;
if (_forum.MaxAttachmentSize < (lengthInKB))
{
// attachment is too big
phUploadResult.Visible = true;
lblError.Visible = true;
lblSuccess.Visible = false;
lblError.Text = String.Format("The attachment is too big. Maximum size: {0} KB. Attachment size: {1} KB", _forum.MaxAttachmentSize, lengthInKB);
return;
}
if (fileContents.Length <= 0)
{
// file is empty
phUploadResult.Visible = true;
lblError.Visible = true;
lblSuccess.Visible = false;
lblError.Text = "The attachment is empty, the size is 0 bytes.";
return;
}
string fileName = Path.GetFileName(fuUploader.FileName);
if (fileName.Length > 255)
{
// too big, chop off
fileName = fileName.Substring(fileName.Length - 200);
}
MessageManager.AddAttachment(_message.MessageID, fileName, fileContents, SessionAdapter.CanPerformForumActionRight(_forum.ForumID, ActionRights.GetsAttachmentsApprovedAutomatically));
phUploadResult.Visible = true;
lblError.Visible = false;
lblSuccess.Visible = true;
lblSuccess.Text = string.Format("Upload of attachment '{0}' with size {1} was successful.", fileName, fileContents.Length.ToString("N0"));
BindAttachments();
}