public override Stream WriteResponse(oEmbed oembed, oEmbedFormat format,
string callback)
{
if (oembed == null)
return FileNotFound();
string oEmbedString;
switch (format)
{
case oEmbedFormat.Unspecified:
case oEmbedFormat.Json:
oEmbedString = oEmbedSerializer.SerializeJson(oembed);
_response.ContentType = "application/json";
break;
case oEmbedFormat.Jsonp:
oEmbedString = callback + "(" + oEmbedSerializer.SerializeJson(oembed) + ")";
_response.ContentType = "application/javascript";
break;
case oEmbedFormat.Xml:
oEmbedString = oEmbedSerializer.SerializeXml(oembed);
_response.ContentType = "text/xml";
break;
default:
throw new ArgumentOutOfRangeException("format");
}
var resultStream = ToStream(oEmbedString);
_response.ContentLength = resultStream.Length;
if (oembed.CacheAge > 0)
{
_response.Headers.Add(HttpResponseHeader.CacheControl, "max-age=" + oembed.CacheAge + ", public");
_response.Headers.Add(HttpResponseHeader.Expires,
DateTime.UtcNow.AddSeconds(oembed.CacheAge).ToString("R",
CultureInfo.InvariantCulture));
}
return resultStream;
}
public override Stream WriteResponse(oEmbed oembed, oEmbedFormat format, string callback)
{
if (oembed == null)
return FileNotFound();
string oEmbedString;
switch (format)
{
case oEmbedFormat.Unspecified:
case oEmbedFormat.Json:
oEmbedString = oEmbedSerializer.SerializeJson(oembed);
_response.ContentType = "application/json";
break;
case oEmbedFormat.Jsonp:
oEmbedString = callback + "(" + oEmbedSerializer.SerializeJson(oembed) + ")";
_response.ContentType = "application/javascript";
break;
case oEmbedFormat.Xml:
oEmbedString = oEmbedSerializer.SerializeXml(oembed);
_response.ContentType = "text/xml";
break;
default:
throw new ArgumentOutOfRangeException("format");
}
var resultStream = ToStream(oEmbedString);
if (_response.Headers["Content-Length"] != null)
_response.Headers.Remove("Content-Length");
_response.AddHeader("Content-Length", resultStream.Length.ToString());
return resultStream;
}
public oEmbedResponse Read(string api, string url, int? maxwidth, int? maxheight, oEmbedFormat format,
NameValueCollection queryParameters, string userAgent)
{
return
Read(new oEmbedRequest(api, url, maxwidth, maxheight, format,
queryParameters ?? new NameValueCollection(), userAgent));
}
public oEmbedRequest(string api, string url, int? maxWidth, int? maxHeight, oEmbedFormat format, NameValueCollection queryParameters, string userAgent)
{
Api = api;
Url = url;
MaxWidth = maxWidth;
MaxHeight = maxHeight;
Format = format;
QueryParameters = queryParameters??new NameValueCollection();
UserAgent = userAgent;
}
public virtual string Write(oEmbed oembed, oEmbedFormat format, string callback)
{
switch (format)
{
case oEmbedFormat.Unspecified:
case oEmbedFormat.Json:
return oEmbedSerializer.SerializeJson(oembed);
case oEmbedFormat.Jsonp:
return callback + "(" + oEmbedSerializer.SerializeJson(oembed) + ")";
case oEmbedFormat.Xml:
return oEmbedSerializer.SerializeXml(oembed);
default:
throw new ArgumentOutOfRangeException("format");
}
}
public static oEmbed Deserialize(string response, oEmbedFormat format)
{
oEmbed result = null;
switch (format)
{
case oEmbedFormat.Unspecified:
break;
case oEmbedFormat.Json:
result = DeserializeJson(response);
break;
case oEmbedFormat.Xml:
result = DeserializeXml(response);
break;
default:
throw new ArgumentOutOfRangeException();
}
return result;
}
public override Stream WriteResponse(oEmbed oembed, oEmbedFormat format)
{
if (format == oEmbedFormat.Jsonp)
throw new ArgumentException("jsonp format requires a callback", "format");
return WriteResponse(oembed, format, null);
}
public override Stream WriteResponse(oEmbed oembed, oEmbedFormat format, string callback)
{
throw new System.NotImplementedException();
}
public oEmbedResponse Read(string api, string url, int? maxwidth, int? maxheight, oEmbedFormat format,
NameValueCollection queryParameters)
{
return Read(api, url, maxwidth, maxheight, format, queryParameters, null);
}
public oEmbedResponse Read(string api, string url, int? maxwidth, int? maxheight, oEmbedFormat format)
{
return Read(api, url, maxwidth, maxheight, format, null);
}
public oEmbedResponse Read(string api, string url, oEmbedFormat format)
{
return Read(api, url, null, null, format);
}
private static IEnumerable<ValidationRule> ValidateFormat(oEmbedResponse response, oEmbedFormat requestFormat)
{
var brokenRules = new List<ValidationRule>();
if (requestFormat != oEmbedFormat.Unspecified &&
requestFormat != response.Format)
brokenRules.Add(new ValidationRule("Format", "Requested format (" + requestFormat.ToString().ToLower() +
") does not match response (" +
response.Format.ToString().ToLower() + ")"));
return brokenRules;
}
private void ValidateResponse(oEmbedResponse response, int maxwidth, int maxheight, oEmbedFormat requestFormat)
{
response.BrokenRules.AddRange(ValidateBasic(response));
if (!response.IsValid) return;
response.BrokenRules.AddRange(ValidateThumbnail(response, maxheight, maxwidth));
response.BrokenRules.AddRange(ValidateFormat(response, requestFormat));
response.BrokenRules.AddRange(ValidateType(response, maxheight, maxwidth));
response.BrokenRules.AddRange(ValidateSize(response, maxheight, maxwidth));
}
public abstract Stream WriteResponse(oEmbed oembed, oEmbedFormat format, string callback);
public abstract Stream WriteResponse(oEmbed oembed, oEmbedFormat format);
public virtual string Write(oEmbed oembed, oEmbedFormat format)
{
if (format == oEmbedFormat.Jsonp)
throw new ArgumentException("jsonp format requires a callback", "format");
return Write(oembed, format, null);
}
