void ListViewAlbums_ItemInserting(object sender, Telerik.Web.UI.RadListViewCommandEventArgs e)
{
Album album = new Album();
UpdateAlbum(e, album);
context.Albums.InsertOnSubmit(album);
RadAsyncUpload uploadAllImages = (e.ListViewItem.FindControl("RadAsyncUpload2") as RadAsyncUpload);
if (uploadAllImages.UploadedFiles.Count > 0)
{
UploadedFile zipFile = uploadAllImages.UploadedFiles[0];
using (ZipPackage zipPackage = ZipPackage.Open(zipFile.InputStream, FileAccess.Read))
{
List <ZipPackageEntry> allEntries = zipPackage.ZipPackageEntries.ToList();
foreach (ZipPackageEntry entry in allEntries)
{
byte[] imageData = new byte[entry.UncompressedSize];
entry.OpenInputStream().Read(imageData, 0, entry.UncompressedSize);
DataContext.Image image = new DataContext.Image();
image.AlbumID = album.ID;
image.FileName = entry.FileNameInZip;
image.Data = imageData;
album.Images.Add(image);
}
}
}
context.SubmitChanges();
}
void ImagesListView_ItemCommand(object sender, RadListViewCommandEventArgs e)
{
if (e.CommandName == "DownloadAllAsZip")
{
RadListViewDataItem item = ListViewAlbums.SelectedItems[0];
int parentID = Convert.ToInt32(item.GetDataKeyValue("ID").ToString());
string albumName = item.GetDataKeyValue("Name").ToString();
List <DataContext.Image> allImagesFromAlbum = (from a in context.Images
where a.AlbumID == parentID
select a).ToList();
MemoryStream memStream = new MemoryStream();
Package = ZipPackage.Create(memStream);
foreach (var image in allImagesFromAlbum)
{
Stream stream = new MemoryStream(image.Data);
Package.AddStream(stream, image.FileName);
}
Package.Close(false);
memStream.Position = 0;
if (memStream != null && memStream.Length > 0)
{
Response.Clear();
Response.AddHeader("content-disposition", "attachment; filename=" + albumName + ".zip");
Response.ContentType = "application/zip";
Response.BinaryWrite(memStream.ToArray());
Response.End();
}
}
if (e.CommandName == "DownloadImage")
{
RadListViewDataItem item = e.ListViewItem as RadListViewDataItem;
int imageID = Convert.ToInt32(item.GetDataKeyValue("ID").ToString());
DataContext.Image image = (from i in context.Images
where i.ID == imageID
select i).First();
byte[] data = image.Data;
string name = image.FileName;
if (data != null && data.Length > 0)
{
Response.Clear();
Response.ContentType = "application/octet-stream";
Response.AddHeader("content-disposition", "attachment; filename=" + name);
Response.BinaryWrite(data);
Response.End();
}
}
}
void ImagesListView_ItemDeleting(object sender, RadListViewCommandEventArgs e)
{
RadListViewDataItem deletedItem = e.ListViewItem as RadListViewDataItem;
int imageId = Convert.ToInt32(deletedItem.GetDataKeyValue("ID").ToString());
DataContext.Image image = (from i in context.Images
where i.ID == imageId
select i).First();
context.Images.DeleteOnSubmit(image);
context.SubmitChanges();
}
void ImagesListView_ItemUpdating(object sender, RadListViewCommandEventArgs e)
{
var dataItem = e.ListViewItem as RadListViewDataItem;
int imageId = Convert.ToInt32(dataItem.GetDataKeyValue("ID").ToString());
DataContext.Image image = (from a in context.Images
where a.ID == imageId
select a).First();
RadAsyncUpload radUpload = (e.ListViewItem.FindControl("RadAsyncUpload1") as RadAsyncUpload);
if (radUpload.UploadedFiles.Count > 0)
{
UploadedFile file = radUpload.UploadedFiles[0];
byte[] data = new byte[file.InputStream.Length];
file.InputStream.Read(data, 0, (int)file.InputStream.Length);
image.Data = data;
context.SubmitChanges();
}
}
void ListViewAlbums_ItemInserting(object sender, Telerik.Web.UI.RadListViewCommandEventArgs e)
{
Album album = new Album();
UpdateAlbum(e, album);
context.Albums.InsertOnSubmit(album);
RadAsyncUpload uploadAllImages = (e.ListViewItem.FindControl("RadAsyncUpload2") as RadAsyncUpload);
if (uploadAllImages.UploadedFiles.Count > 0)
{
UploadedFile zipFile = uploadAllImages.UploadedFiles[0];
using (ZipPackage zipPackage = ZipPackage.Open(zipFile.InputStream, FileAccess.Read))
{
List<ZipPackageEntry> allEntries = zipPackage.ZipPackageEntries.ToList();
foreach (ZipPackageEntry entry in allEntries)
{
byte[] imageData = new byte[entry.UncompressedSize];
entry.OpenInputStream().Read(imageData, 0, entry.UncompressedSize);
DataContext.Image image = new DataContext.Image();
image.AlbumID = album.ID;
image.FileName = entry.FileNameInZip;
image.Data = imageData;
album.Images.Add(image);
}
}
}
context.SubmitChanges();
}
