Ever wondered if there was a way a file upload could be done in your application without writing a single line of code. As a web programmer for 12 years, I have always wondered this myself. I would like to let a control know where it needs to upload and it should do the rest for me. I am happy to say that today that thought of mine is possible with Telerik’s Cloud Upload for ASP.NET AJAX. In this blog post we will see how you can upload files to your Windows Azure Storage BLOBs without writing a single line of code.
RadCloudUpload is an ASP.NET AJAX control that provides you and your application the ability to upload files directly to your cloud providers. With the 2013 Q3 release, we support – Amazon S3, Azure Blob Storage and Everlive (Telerik’s Backend as a Service). On modern browsers, the control makes use of the File API and falls back to an IFrame upload module on older browsers. Some of the key features of the control are:
In rest of the sections, we will see how to use RadCloudUpload with a Windows Azure Storage account.
In this section, we will see how to set up a storage account on Windows Azure. I am assuming that you have a Windows Azure account, if not you can register for a trial account and follow along.
Azure will go ahead and provision your account.
Write down the container name you have assigned, as we will need this to set up the RadCloudControl in our application.
For the RadCloudUpload control to work – it needs three things. Namely:
Create a Web Application
Specifying the Uncommitted Files Expiration Period (hours), you could easily configure the time, after which the unprocessed files will be removed from the storage.
accountKey="<YOUR ACCOUNT KEY>" accountName="clouduploaddemo" blobContainer="pictures" ensureContainer="true" uncommitedFilesExpirationPeriod="1" defaultEndpointsProtocol="" />
Lohith Goudagere Nagaraj is a Microsoft MVP in ASP.NET and a Developer Evangelist for Telerik in India. He has a decade of experience building web applications and is well versed with the Web Forms and MVC models of web development. You can get more information from Lohith on Twitter by following @kashyapa.Google Profile
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