public static string RetrieveBlob(HtmlBlobType htmlBlobType, string htmlBlobId, Uri uri, bool getIfNotExists = false)
{
// Get the blob if it doesn't exist
if (getIfNotExists == true)
{
// This method will not do anything if the blob already exists
HtmlBlob.GetAndStoreHtmlBlob(htmlBlobType, htmlBlobId, uri);
}
string blobName = HtmlBlob.ConstructBlobName(htmlBlobType, htmlBlobId, uri);
CloudBlockBlob cloudBlockBlob = HtmlBlob.CloudBlobContainer.GetBlockBlobReference(blobName);
string result = null;
try
{
result = cloudBlockBlob.DownloadText();
}
catch (System.AggregateException e)
{
HtmlBlob.PrintGetHtmlPageException(cloudBlockBlob.SnapshotQualifiedUri, e);
bool is404Exception = e.InnerExceptions.Where(ie =>
ie.GetType() == typeof(HttpRequestException) &&
ie.Message.IndexOf("404 (Not Found).", StringComparison.InvariantCultureIgnoreCase) >= 0).Any();
if (!is404Exception)
{
//throw;
}
}
catch (Exception e)
{
HtmlBlob.PrintGetHtmlPageException(cloudBlockBlob.SnapshotQualifiedUri, e);
//throw;
}
return(result);
}
public static string GetHtmlPage(Uri uri)
{
string responseString = null;
try
{
HttpClient httpClient = new HttpClient();
//httpClient.DefaultRequestHeaders.Accept.ParseAdd("text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8");
//httpClient.DefaultRequestHeaders.UserAgent.ParseAdd("Mozilla/5.0 (Windows NT 6.3; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/38.0.2125.111 Safari/537.36");
Task <string> response = httpClient.GetStringAsync(uri);
responseString = response.Result;
}
catch (System.AggregateException e)
{
HtmlBlob.PrintGetHtmlPageException(uri, e);
bool is404Exception = e.InnerExceptions.Where(ie =>
ie.GetType() == typeof(HttpRequestException) &&
ie.Message.IndexOf("404 (Not Found).", StringComparison.InvariantCultureIgnoreCase) >= 0).Any();
if (!is404Exception)
{
//throw;
}
else
{
responseString = "404";
}
}
catch (Exception e)
{
HtmlBlob.PrintGetHtmlPageException(uri, e);
//throw;
}
return(responseString);
}
private static void PrintGetHtmlPageException(Uri uri, Exception e)
{
HtmlBlob.PrintGetHtmlPageException(uri.AbsoluteUri, e);
}
