private async static Task<FlickrResult<string>> GetDataResponseOAuthAsync(Twitter flickr, string method, string baseUrl, Dictionary<string, string> parameters)
{
if (parameters.ContainsKey("api_key")) parameters.Remove("api_key");
if (parameters.ContainsKey("api_sig")) parameters.Remove("api_sig");
if (!String.IsNullOrEmpty(flickr.OAuthAccessToken) && !parameters.ContainsKey("oauth_token"))
{
parameters.Add("oauth_token", flickr.OAuthAccessToken);
}
if (!String.IsNullOrEmpty(flickr.OAuthAccessTokenSecret) && !parameters.ContainsKey("oauth_signature"))
{
string sig = flickr.OAuthCalculateSignatureForCalls(method, baseUrl, parameters, flickr.OAuthAccessTokenSecret);
parameters.Add("oauth_signature", sig);
}
string data = OAuthCalculatePostData(parameters);
string authHeader = OAuthCalculateAuthHeader(parameters);
baseUrl = baseUrl.Split("?".ToCharArray())[0];
if (method == "GET") return await DownloadDataAsync(method, baseUrl, data, GetContentType, authHeader);
else return await DownloadDataAsync(method, baseUrl, data, PostContentType, authHeader);
}
public DefaultViewModel()
{
apiKey = AppService.AppSetting.FlickrKey;
apiSecret = AppService.AppSetting.FlickrSecret;
_flickr = new FlickrNet.Flickr(apiKey, apiSecret);
_twitter = new FlickrNet.Twitter(apiKey2, apiSecret2);
}
/// <summary>
/// Gets a data response for the given base url and parameters,
/// either using OAuth or not depending on which parameters were passed in.
/// </summary>
/// <param name="flickr">The current instance of the <see cref="Flickr"/> class.</param>
/// <param name="baseUrl">The base url to be called.</param>
/// <param name="parameters">A dictionary of parameters.</param>
/// <param name="callback"></param>
/// <returns></returns>
public async static Task<FlickrResult<string>> GetDataResponseAsync(Twitter flickr, string method, string baseUrl, Dictionary<string, string> parameters)
{
bool oAuth = parameters.ContainsKey("oauth_consumer_key");
if (oAuth)
return await GetDataResponseOAuthAsync(flickr, method, baseUrl, parameters);
else
return await GetDataResponseNormalAsync(flickr, baseUrl, parameters);
}
/// <summary>
/// Gets a data response for the given base url and parameters,
/// either using OAuth or not depending on which parameters were passed in.
/// </summary>
/// <param name="flickr">The current instance of the <see cref="Flickr"/> class.</param>
/// <param name="baseUrl">The base url to be called.</param>
/// <param name="parameters">A dictionary of parameters.</param>
/// <param name="callback"></param>
/// <returns></returns>
public async static Task <FlickrResult <string> > GetDataResponseAsync(Twitter flickr, string method, string baseUrl, Dictionary <string, string> parameters)
{
bool oAuth = parameters.ContainsKey("oauth_consumer_key");
if (oAuth)
{
return(await GetDataResponseOAuthAsync(flickr, method, baseUrl, parameters));
}
else
{
return(await GetDataResponseNormalAsync(flickr, baseUrl, parameters));
}
}
private async static Task<FlickrResult<string>> GetDataResponseNormalAsync(Twitter flickr, string baseUrl, Dictionary<string, string> parameters)
{
string method = flickr.CurrentService == SupportedService.Zooomr ? "GET" : "POST";
string data = String.Empty;
foreach (var k in parameters)
{
data += k.Key + "=" + Uri.EscapeDataString(k.Value) + "&";
}
if (method == "GET" && data.Length > 2000) method = "POST";
if (method == "GET")
return await DownloadDataAsync(method, baseUrl + "?" + data, null, null, null);
else
return await DownloadDataAsync(method, baseUrl, data, PostContentType, null);
}
private async static Task <FlickrResult <string> > GetDataResponseOAuthAsync(Twitter flickr, string method, string baseUrl, Dictionary <string, string> parameters)
{
if (parameters.ContainsKey("api_key"))
{
parameters.Remove("api_key");
}
if (parameters.ContainsKey("api_sig"))
{
parameters.Remove("api_sig");
}
if (!String.IsNullOrEmpty(flickr.OAuthAccessToken) && !parameters.ContainsKey("oauth_token"))
{
parameters.Add("oauth_token", flickr.OAuthAccessToken);
}
if (!String.IsNullOrEmpty(flickr.OAuthAccessTokenSecret) && !parameters.ContainsKey("oauth_signature"))
{
string sig = flickr.OAuthCalculateSignatureForCalls(method, baseUrl, parameters, flickr.OAuthAccessTokenSecret);
parameters.Add("oauth_signature", sig);
}
string data = OAuthCalculatePostData(parameters);
string authHeader = OAuthCalculateAuthHeader(parameters);
baseUrl = baseUrl.Split("?".ToCharArray())[0];
if (method == "GET")
{
return(await DownloadDataAsync(method, baseUrl, data, GetContentType, authHeader));
}
else
{
return(await DownloadDataAsync(method, baseUrl, data, PostContentType, authHeader));
}
}
private async static Task <FlickrResult <string> > GetDataResponseNormalAsync(Twitter flickr, string baseUrl, Dictionary <string, string> parameters)
{
string method = flickr.CurrentService == SupportedService.Zooomr ? "GET" : "POST";
string data = String.Empty;
foreach (var k in parameters)
{
data += k.Key + "=" + Uri.EscapeDataString(k.Value) + "&";
}
if (method == "GET" && data.Length > 2000)
{
method = "POST";
}
if (method == "GET")
{
return(await DownloadDataAsync(method, baseUrl + "?" + data, null, null, null));
}
else
{
return(await DownloadDataAsync(method, baseUrl, data, PostContentType, null));
}
}