public async Task <Windows.Networking.BackgroundTransfer.UploadOperation> UploadBackgroundAsync(Windows.Storage.StorageFile sourceFile,
string containerName, string blobName, Action <Windows.Networking.BackgroundTransfer.UploadOperation> progressCallback = null)
{
var properties = await sourceFile.GetBasicPropertiesAsync();
if (properties.Size > (1024 * 1024 * 64))
{
throw new Exception("File cannot be larger than 64MB");
}
var permissions = Microsoft.WindowsAzure.Storage.Blob.SharedAccessBlobPermissions.Write;
var container = this.Parent.GetContainer(containerName);
var signature = this.GetSas(permissions, TimeSpan.FromMinutes(5), container.Name, blobName);
var uploader = new Windows.Networking.BackgroundTransfer.BackgroundUploader
{
TransferGroup = Windows.Networking.BackgroundTransfer.BackgroundTransferGroup.CreateGroup(_groupName)
};
uploader.SetRequestHeader("Filename", sourceFile.Name);
var upload = uploader.CreateUpload(signature, sourceFile);
if (progressCallback == null)
{
return(await upload.StartAsync());
}
else
{
return(await upload.StartAsync().AsTask(new Progress <Windows.Networking.BackgroundTransfer.UploadOperation>(progressCallback)));
}
}
public async System.Threading.Tasks.Task UploadOpAsync(Uri uriInput, StorageFile file)
{
Windows.Networking.BackgroundTransfer.UploadOperation upload = null;
//var promise = null;
try
{
Uri uri = uriInput;
Windows.Networking.BackgroundTransfer.BackgroundUploader uploader = new Windows.Networking.BackgroundTransfer.BackgroundUploader();
// Set a header, so the server can save the file (this is specific to the sample server).
uploader.SetRequestHeader("/Assets/", file.Name);
// Create a new upload operation.
upload = uploader.CreateUpload(uri, file);
// Start the upload and persist the promise to be able to cancel the upload.
upload = await upload.StartAsync();
}
catch
{
}
}
public async Task<Windows.Networking.BackgroundTransfer.UploadOperation> UploadBackgroundAsync(Windows.Storage.StorageFile sourceFile,
string containerName, string blobName, Action<Windows.Networking.BackgroundTransfer.UploadOperation> progressCallback = null)
{
var properties = await sourceFile.GetBasicPropertiesAsync();
if (properties.Size > (1024 * 1024 * 64))
throw new Exception("File cannot be larger than 64MB");
var permissions = Microsoft.WindowsAzure.Storage.Blob.SharedAccessBlobPermissions.Write;
var container = this.Parent.GetContainer(containerName);
var signature = this.GetSas(permissions, TimeSpan.FromMinutes(5), container.Name, blobName);
var uploader = new Windows.Networking.BackgroundTransfer.BackgroundUploader
{
TransferGroup = Windows.Networking.BackgroundTransfer.BackgroundTransferGroup.CreateGroup(_groupName)
};
uploader.SetRequestHeader("Filename", sourceFile.Name);
var upload = uploader.CreateUpload(signature, sourceFile);
if (progressCallback == null)
return await upload.StartAsync();
else
return await upload.StartAsync().AsTask(new Progress<Windows.Networking.BackgroundTransfer.UploadOperation>(progressCallback));
}
