static void uploadResource(Resource resource,Stream stream)
{
if (!string.IsNullOrEmpty(resource.SasQueryString))
{
// Get the URI generated that contains the SAS
// and extract the storage credentials.
StorageCredentials cred = new StorageCredentials(resource.SasQueryString);
var imageUri = new Uri(resource.CloudPath);
// Instantiate a Blob store container based on the info in the returned item.
CloudBlobContainer container = new CloudBlobContainer(new Uri(string.Format("https://{0}/{1}", imageUri.Host, resource.ContainerName)), cred);
// Upload the new image as a BLOB from the stream.
CloudBlockBlob blobFromSASCredential = container.GetBlockBlobReference(resource.LocalPath);
try
{
stream.Position = 0;
blobFromSASCredential.UploadFromStream(stream);
}
catch (StorageException e)
{
}
catch (ProtocolViolationException e)
{
}
Mvx.Trace("Uploaded ");
// When you request an SAS at the container-level instead of the blob-level,
// you are able to upload multiple streams using the same container credentials.
}
else
{
Mvx.Trace("No SAS QUERY ");
}
}
//Register: Get SASQueryString (permissions) for Azure Uploading
static async Task<Resource> registerResource(string filepath)
{
if (filepath == null)
{
filepath = getFileId();
}
Resource resource = new Resource { LocalPath = filepath, ContainerName = "mlresources" };
IRepositoryService repo = new WAMSRepositoryService();
await repo.InsertAsync<Resource>(resource);
return resource;
}
//Register: Get SASQueryString (permissions) for Azure Uploading
static async Task<Resource[]> registerResource(int nresources,List<string> filepaths)
{
Resource[] resourceList = new Resource[nresources];
for (int i = 0; i < resourceList.Length; i++)
{
string filepath = getFileId();
if (filepaths != null)
filepath = filepaths[i];
resourceList[i] = new Resource { LocalPath = filepath, ContainerName = "mlresources" }; ;
}
if(nresources>0)
{
Resource r = await registerResource(resourceList[0].LocalPath);
Uri uri = new Uri(r.CloudPath);
var noLastSegment = string.Format("{0}://{1}", uri.Scheme, uri.Authority);
for (int i = 0; i < uri.Segments.Length - 1; i++)
{
noLastSegment += uri.Segments[i];
}
//Set CloudPath and SasQueryString for all resources
for (int i = 0; i < resourceList.Length; i++)
{
resourceList[i].SasQueryString = r.SasQueryString ;
resourceList[i].CloudPath = noLastSegment + resourceList[i].LocalPath;
}
}
return resourceList;
}
