public override void GetText(TextWriter writer, Dictionary<string, object> arguments, Scope context)
{
int width;
if (arguments["width"] is decimal)
width = Convert.ToInt32((decimal) arguments["width"]);
else
width = (int) arguments["width"];
int height;
if (arguments["height"] is decimal)
height = Convert.ToInt32((decimal) arguments["height"]);
else
height = (int) arguments["height"];
var imageFormat = new ImageFormat
{
Width = width,
Height = height,
Type = (string) arguments["format"]
};
var baseUrl = (string) arguments["baseUrl"];
var url = _imageService.GetURL(new Uri(baseUrl), imageFormat);
writer.Write(url.ToString());
}
public Uri GetURL(Uri baseUri, ImageFormat format)
{
var client = new RestClient(_host);
var request = new RestRequest("/");
request.AddParameter("url", baseUri.ToString());
request.AddParameter("width", format.Width);
request.AddParameter("height", format.Height);
request.AddParameter("format", format.Type);
request.AddHeader("X-ApiKey", _apiKey);
client.FollowRedirects = false;
var response = client.Execute(request);
if (response.StatusCode != HttpStatusCode.MovedPermanently)
return baseUri;
return new Uri((string) response.Headers.First(h => h.Name == "Location").Value);
}
public Uri GetURL(Uri baseUri, ImageFormat format)
{
return baseUri;
}