private byte[] BuildRequestData(string path, IDictionary <string, object> parameters, HttpMethod method, out Uri requestUrl, out string contentType)
{
parameters = parameters ?? new Dictionary <string, object>();
path = FacebookUtils.ParseQueryParametersToDictionary(path, parameters);
Uri baseUrl;
if (parameters.ContainsKey("method"))
{
if (String.IsNullOrEmpty((string)parameters["method"]))
{
throw new ArgumentException("You must specify a value for the method parameter.");
}
// Set the format to json
parameters["format"] = "json-strings";
baseUrl = GetApiUrl(parameters["method"].ToString());
}
else
{
if (!String.IsNullOrEmpty(path) && path.StartsWith("/", StringComparison.Ordinal))
{
path = path.Substring(1, path.Length - 1);
}
baseUrl = GetUrl("graph", path);
}
return(BuildRequestData(baseUrl, parameters, method, out requestUrl, out contentType));
}
/// <summary>
/// Converts the facebook batch to POST parameters.
/// </summary>
/// <param name="batchParameter">
/// The batch parameter.
/// </param>
/// <returns>
/// The post parameters.
/// </returns>
protected IDictionary <string, object> ToParameters(FacebookBatchParameter batchParameter)
{
Contract.Requires(batchParameter != null);
Contract.Ensures(Contract.Result <IDictionary <string, object> >() != null);
IDictionary <string, object> returnResult = null;
var defaultParameters = new Dictionary <string, object>();
defaultParameters["method"] = FacebookUtils.ConvertToString(batchParameter.HttpMethod);
IDictionary <string, object> parameters = null;
if (batchParameter.Parameters == null)
{
parameters = new Dictionary <string, object>();
}
else
{
if (batchParameter.Parameters is IDictionary <string, object> )
{
parameters = (IDictionary <string, object>)batchParameter.Parameters;
}
else
{
parameters = FacebookUtils.ToDictionary(batchParameter.Parameters);
}
}
var path = FacebookUtils.ParseQueryParametersToDictionary(batchParameter.Path, parameters);
string queryString = string.Empty;
if (batchParameter.HttpMethod == HttpMethod.Get)
{
queryString = FacebookUtils.ToJsonQueryString(parameters);
}
else
{
defaultParameters["body"] = FacebookUtils.ToJsonQueryString(parameters);
}
var relativeUrl = new StringBuilder(path);
if (!string.IsNullOrEmpty(queryString))
{
relativeUrl.AppendFormat("?{0}", queryString);
}
defaultParameters["relative_url"] = relativeUrl.ToString();
var data = batchParameter.Data;
if (data == null)
{
returnResult = defaultParameters;
}
else
{
if (!(data is IDictionary <string, object>))
{
data = FacebookUtils.ToDictionary(batchParameter.Data);
}
returnResult = FacebookUtils.Merge(defaultParameters, (IDictionary <string, object>)data);
}
return(returnResult);
}
