/// <summary>
/// Gets the specified request.
/// </summary>
/// <param name="request">The request.</param>
/// <returns>System.Object.</returns>
public async Task <object> Get(GetRemoteImage request)
{
var urlHash = request.ImageUrl.GetMD5();
var pointerCachePath = GetFullCachePath(urlHash.ToString());
string contentPath;
try
{
contentPath = _fileSystem.ReadAllText(pointerCachePath);
if (_fileSystem.FileExists(contentPath))
{
return(await ResultFactory.GetStaticFileResult(Request, contentPath).ConfigureAwait(false));
}
}
catch (FileNotFoundException)
{
// Means the file isn't cached yet
}
catch (IOException)
{
// Means the file isn't cached yet
}
await DownloadImage(request.ImageUrl, urlHash, pointerCachePath).ConfigureAwait(false);
// Read the pointer file again
contentPath = _fileSystem.ReadAllText(pointerCachePath);
return(await ResultFactory.GetStaticFileResult(Request, contentPath).ConfigureAwait(false));
}
/// <summary>
/// Gets the remote image.
/// </summary>
/// <param name="request">The request.</param>
/// <returns>Task{System.Object}.</returns>
private async Task <object> GetRemoteImage(GetRemoteImage request)
{
var urlHash = request.Url.GetMD5();
var pointerCachePath = GetFullCachePath(urlHash.ToString());
string contentPath;
try
{
using (var reader = new StreamReader(pointerCachePath))
{
contentPath = await reader.ReadToEndAsync().ConfigureAwait(false);
}
if (File.Exists(contentPath))
{
return(ToStaticFileResult(contentPath));
}
}
catch (FileNotFoundException)
{
// Means the file isn't cached yet
}
await DownloadImage(request.Url, urlHash, pointerCachePath).ConfigureAwait(false);
// Read the pointer file again
using (var reader = new StreamReader(pointerCachePath))
{
contentPath = await reader.ReadToEndAsync().ConfigureAwait(false);
}
return(ToStaticFileResult(contentPath));
}
/// <summary>
/// Gets the specified request.
/// </summary>
/// <param name="request">The request.</param>
/// <returns>System.Object.</returns>
public object Get(GetRemoteImage request)
{
return(GetAsync(request).Result);
}
/// <summary>
/// Gets the specified request.
/// </summary>
/// <param name="request">The request.</param>
/// <returns>System.Object.</returns>
public object Get(GetRemoteImage request)
{
var task = GetRemoteImage(request);
return(task.Result);
}