//=================download=============================
//https://docs.microsoft.com/en-us/azure/visual-studio/vs-storage-aspnet-core-getting-started-blobs
public ActionResult ListBlobs()
{
BlobManager bm = new BlobManager();
CloudBlobContainer container = bm.GetContainer("mysamplecontainer");
List <string> blobs = new List <string>();
BlobResultSegment resultSegment = container.ListBlobsSegmentedAsync(null).Result;
foreach (IListBlobItem item in resultSegment.Results)
{
if (item.GetType() == typeof(CloudBlockBlob))
{
CloudBlockBlob blob = (CloudBlockBlob)item;
blobs.Add(blob.Name);
}
else if (item.GetType() == typeof(CloudPageBlob))
{
CloudPageBlob blob = (CloudPageBlob)item;
blobs.Add(blob.Name);
}
else if (item.GetType() == typeof(CloudBlobDirectory))
{
CloudBlobDirectory dir = (CloudBlobDirectory)item;
blobs.Add(dir.Uri.ToString());
}
}
return(View(blobs));
}
public async Task <bool> DeleteFile(string fileName)
{
MemoryStream ms = new MemoryStream();
BlobManager bm = new BlobManager();
CloudStorageAccount storageAccount = bm.InitializeAccount();
CloudBlobClient BlobClient = storageAccount.CreateCloudBlobClient();
CloudBlobContainer container = BlobClient.GetContainerReference("mysamplecontainer");
try
{
if (await container.ExistsAsync())
{
CloudBlob file = container.GetBlobReference(fileName);
if (await file.ExistsAsync())
{
await file.DeleteAsync();
}
}
return(true);
}
catch
{
return(false);
}
}
public ActionResult CreateBlobContainer()
{
BlobManager bm = new BlobManager();
CloudBlobContainer container = bm.GetContainer("mysamplecontainer");
ViewBag.Success = container.CreateIfNotExistsAsync().Result;
ViewBag.BlobContainerName = container.Name;
return(View());
}
public async Task <IActionResult> UploadFile(List <IFormFile> files)
{
var blobManager = new BlobManager();
foreach (IFormFile file in files)
{
await blobManager.UploadFile("mysamplecontainer", file);
}
return(View());
}
public ActionResult DownLoadFile(string id)
{
//MemoryStream ms = new MemoryStream();
//BlobManager bm = new BlobManager();
//CloudStorageAccount storageAccount = bm.InitializeAccount();
//CloudBlobClient BlobClient = storageAccount.CreateCloudBlobClient();
//CloudBlobContainer c1 = BlobClient.GetContainerReference("mysamplecontainer");
////bool hasContainer = await c1.CreateIfNotExistsAsync();
//if (c1.CreateIfNotExistsAsync())
//{
// CloudBlob file = c1.GetBlobReference(id);
// if (file.ExistsAsync())
// {
// file.DownloadToStreamAsync(ms);
// Stream blobStream = file.OpenReadAsync().Result;
// return File(blobStream, file.Properties.ContentType, file.Name);
// }
// else
// {
// return Content("File does not exist");
// }
//}
//else
//{
// return Content("Dir does not exist");
//}
MemoryStream ms = new MemoryStream();
BlobManager bm = new BlobManager();
CloudStorageAccount storageAccount = bm.InitializeAccount();
CloudBlobClient BlobClient = storageAccount.CreateCloudBlobClient();
CloudBlobContainer c1 = BlobClient.GetContainerReference("mysamplecontainer");
CloudBlob file = c1.GetBlobReference(id);
file.DownloadToStreamAsync(ms);
Stream blobStream = file.OpenReadAsync().Result;
return(File(blobStream, file.Properties.ContentType, file.Name));
}
