/// <summary>
/// Takes a key and a bucket and converts the
/// path into a presigned url for access to restricted
/// S3 content.
/// </summary>
/// <param name="bucket">The bucket that the object is in.</param>
/// <param name="key">The path to the object in S3.</param>
/// <param name="expiresIn">The amount of minutes from now to expire the URL from.</param>
/// <param name="protocol">The protocol of the URL to request. Default is HTTP.</param>
/// <returns></returns>
public static string PreSignURL(string bucket, string key, double expiresIn = 5, Amazon.S3.Protocol protocol = Amazon.S3.Protocol.HTTP)
{
string url = string.Empty;
using (Amazon.S3.IAmazonS3 client = new Factory().S3Client())
{
Amazon.S3.Model.GetPreSignedUrlRequest request = new Amazon.S3.Model.GetPreSignedUrlRequest()
{
BucketName = bucket,
Key = key,
Protocol = protocol,
Expires = DateTime.Now.AddMinutes(expiresIn)
};
url = client.GetPreSignedURL(request);
}
return url;
}
