/// <inheritdoc/>
public async Task <IImageResolver> GetAsync(HttpContext context)
{
// Path has already been correctly parsed before here.
var filePath = _mediaStore.MapPublicUrlToPath(context.Request.PathBase + context.Request.Path.Value);
// Check to see if the file exists.
var file = await _mediaStore.GetFileInfoAsync(filePath);
if (file == null)
{
return(null);
}
var metadata = new ImageMetaData(file.LastModifiedUtc);
return(new MediaFileResolver(_mediaStore, filePath, metadata));
}
/// <inheritdoc/>
public async Task <IByteBuffer> ResolveImageAsync(HttpContext context, ILogger logger)
{
// Path has already been correctly parsed before here.
var filePath = _mediaStore.MapPublicUrlToPath(context.Request.PathBase + context.Request.Path.Value);
var file = await _mediaStore.GetFileInfoAsync(filePath);
// Check to see if the file exists.
if (file == null)
{
return(null);
}
IByteBuffer buffer;
using (var stream = await _mediaStore.GetFileStreamAsync(filePath))
{
// Buffer is returned to the pool in the middleware
buffer = this.bufferManager.Allocate((int)stream.Length);
await stream.ReadAsync(buffer.Array, 0, buffer.Length);
}
return(buffer);
}
/// <inheritdoc/>
public async Task <byte[]> ResolveImageAsync(HttpContext context, ILogger logger)
{
// Path has already been correctly parsed before here.
var filePath = _mediaStore.MapPublicUrlToPath(context.Request.Path);
var file = await _mediaStore.GetFileInfoAsync(filePath);
// Check to see if the file exists.
if (file == null)
{
return(null);
}
byte[] buffer;
using (var stream = await _mediaStore.GetFileStreamAsync(filePath))
{
// Buffer is returned to the pool in the middleware
buffer = BufferDataPool.Rent((int)stream.Length);
await stream.ReadAsync(buffer, 0, (int)stream.Length);
}
return(buffer);
}
