public class CheckSize : UploadProcessor
{
// Methods
public void Process(UploadArgs args)
{
Assert.ArgumentNotNull(args, "args");
if (args.Destination != UploadDestination.File)
{
foreach (string str in args.Files)
{
HttpPostedFile file = args.Files[str];
if (!string.IsNullOrEmpty(file.FileName))
{
if (UploadProcessor.IsUnpack(args, file))
{
ZipReader reader = new ZipReader(file.InputStream);
try
{
foreach (ZipEntry entry in reader.Entries)
{
if (!entry.IsDirectory && (entry.Size > Settings.Media.MaxSizeInDatabase))
{
string text = file.FileName + "/" + entry.Name;
HttpContext.Current.Response.Write("<html><head><script type=\"text/JavaScript\" language=\"javascript\">window.top.frames[0].scForm.postRequest(\"\", \"\", \"\", 'ShowFileTooBig(" + StringUtil.EscapeJavascriptString(text) + ")')</script></head><body>Done</body></html>");
args.ErrorText = string.Format("The file \"{0}\" is too big to be uploaded. The maximum size for uploading files is {1}.", text, MainUtil.FormatSize(Settings.Media.MaxSizeInDatabase));
args.AbortPipeline();
break;
}
}
continue;
}
finally
{
file.InputStream.Position = 0L;
}
}
if (file.ContentLength > Settings.Media.MaxSizeInDatabase)
{
string fileName = file.FileName;
HttpContext.Current.Response.Write("<html><head><script type=\"text/JavaScript\" language=\"javascript\">window.top.frames[0].scForm.postRequest(\"\", \"\", \"\", 'ShowFileTooBig(" + StringUtil.EscapeJavascriptString(fileName) + ")')</script></head><body>Done</body></html>");
args.ErrorText = string.Format("The file \"{0}\" is too big to be uploaded. The maximum size for uploading files is {1}.", fileName, MainUtil.FormatSize(Settings.Media.MaxSizeInDatabase));
args.AbortPipeline();
break;
}
if (!Context.IsAdministrator)
{
Item uploadRestrictionsFolder = Context.ContentDatabase.GetItem("path to your UploadRestrictionsFolder");
if (uploadRestrictionsFolder.HasChildren)
{
User user = Context.User;
string extensionNameOfUploadedFile = System.IO.Path.GetExtension(file.FileName.ToLower());
UserRoles roles = user.Roles;
IEnumerable<Item> uploadRestrictionsItems = uploadRestrictionsFolder.GetChildren();
foreach (Role userRole in roles)
{
foreach (Item uploadRestrictionsItem in uploadRestrictionsItems)
{
string uploadRestrictionsItemName = uploadRestrictionsItem.Name.ToLower();
string userRoleName = userRole.Name.Replace((userRole.Domain + "\\"), "").ToLower();
if (uploadRestrictionsItemName == userRoleName)
{
if (!String.IsNullOrEmpty(uploadRestrictionsItem["TypeAndSize"]))
{
NameValueCollection typeAndSize = WebUtil.ParseUrlParameters(uploadRestrictionsItem.Fields["TypeAndSize"].Value, '&');
foreach (string extensionTypeName in typeAndSize.Keys)
{
string valuesOfTheSize = typeAndSize[extensionTypeName];
if (("." + extensionTypeName) == extensionNameOfUploadedFile)
{
long fileSize = 0L;
if (valuesOfTheSize.IndexOf("B", StringComparison.OrdinalIgnoreCase) >= 0)
{
Regex regex = new Regex(@"(\.|,)\d");
fileSize = StringUtil.ParseSizeString(regex.Replace(valuesOfTheSize, string.Empty));
}
else
{
try
{
fileSize = Int64.Parse(valuesOfTheSize);
}
catch (Exception exception)
{
Log.Error(" could not parse Int64", exception, typeof(CheckSize));
}
}
if (file.ContentLength > fileSize)
{
string fileName = file.FileName;
HttpContext.Current.Response.Write("<html><head><script type=\"text/JavaScript\" language=\"javascript\">window.top.frames[0].scForm.postRequest(\"\", \"\", \"\", 'ShowFileTooBig(" + StringUtil.EscapeJavascriptString(fileName) + ")')</script></head><body>Done</body></html>");
args.ErrorText = string.Format("The file \"{0}\" is too big to be uploaded. The maximum size for uploading files is {1}.", fileName, MainUtil.FormatSize(fileSize));
args.AbortPipeline();
break;
}
}
}
}
}
}
}
}
}
}
}
}
}
}
Web.config
<uiUpload>
<processor mode="on" type="path.to.your.namespace.CheckSize, "your.dll" />
<processor mode="on" type="Sitecore.Pipelines.Upload.ResolveFolder, Sitecore.Kernel" />
<processor mode="on" type="Sitecore.Pipelines.Upload.Save, Sitecore.Kernel" />
<processor mode="on" type="Sitecore.Pipelines.Upload.Done, Sitecore.Kernel" />
</uiUpload>
your UploadRestriction item
Mortaza Kamal Nourestani, Sitecore, Umbraco, .NET, ASP.NET and Web Application 