/// <summary>
/// Initializes a new instance of the <see cref="WeiboDataProvider"/> class.
/// Constructor.
/// </summary>
/// <param name="tokens">OAuth tokens for request.</param>
/// <param name="authenticationBroker">Authentication result interface.</param>
/// <param name="passwordManager">Platform password manager</param>
/// <param name="storageManager">Platform storage provider</param>
public WeiboDataProvider(WeiboOAuthTokens tokens, IAuthenticationBroker authenticationBroker, IPasswordManager passwordManager, IStorageManager storageManager)
{
if (string.IsNullOrEmpty(tokens.AppSecret))
{
throw new ArgumentException("Missing app secret");
}
if (string.IsNullOrEmpty(tokens.AppKey))
{
throw new ArgumentException("Missing app key");
}
if (string.IsNullOrEmpty(tokens.RedirectUri))
{
throw new ArgumentException("Missing redirect uri");
}
_tokens = tokens;
_authenticationBroker = authenticationBroker ?? throw new ArgumentException("Invalid AuthenticationBroker");
_passwordManager = passwordManager ?? throw new ArgumentException("Invalid PasswordManager");
_storageManager = storageManager ?? throw new ArgumentException("Invalid StorageManager");
if (_client == null)
{
HttpClientHandler handler = new HttpClientHandler {
AutomaticDecompression = DecompressionMethods.GZip
};
_client = new HttpClient(handler);
}
}
/// <summary>
/// HTTP Post request to specified Uri.
/// </summary>
/// <param name="requestUri">Uri to make OAuth request.</param>
/// <param name="tokens">Tokens to pass in request.</param>
/// <param name="status">Status text.</param>
/// <param name="content">Data to post to server.</param>
/// <returns>String result.</returns>
public async Task <WeiboStatus> ExecutePostMultipartAsync(Uri requestUri, WeiboOAuthTokens tokens, string status, byte[] content)
{
try
{
using (var multipartFormDataContent = new MultipartFormDataContent())
{
using (var stringContent = new StringContent(status))
{
multipartFormDataContent.Add(stringContent, "status");
using (var byteContent = new ByteArrayContent(content))
{
// Somehow Weibo's backend requires a Filename field to work
byteContent.Headers.ContentDisposition = new ContentDispositionHeaderValue("form-data")
{
FileName = "attachment", Name = "pic"
};
multipartFormDataContent.Add(byteContent, "pic");
using (var request = new HttpRequestMessage(HttpMethod.Post, requestUri))
{
UriBuilder requestUriBuilder = new UriBuilder(request.RequestUri);
if (requestUriBuilder.Query.StartsWith("?"))
{
requestUriBuilder.Query = requestUriBuilder.Query.Substring(1) + "&access_token=" + OAuthEncoder.UrlEncode(tokens.AccessToken);
}
else
{
requestUriBuilder.Query = requestUriBuilder.Query + "access_token=" + OAuthEncoder.UrlEncode(tokens.AccessToken);
}
request.RequestUri = requestUriBuilder.Uri;
request.Content = multipartFormDataContent;
using (var response = await _client.SendAsync(request).ConfigureAwait(false))
{
if (response.StatusCode == HttpStatusCode.OK)
{
return(JsonConvert.DeserializeObject <WeiboStatus>(await response.Content.ReadAsStringAsync().ConfigureAwait(false)));
}
else
{
response.ThrowIfNotValid();
ProcessError(await response.Content.ReadAsStringAsync().ConfigureAwait(false));
return(null);
}
}
}
}
}
}
}
catch (ObjectDisposedException)
{
// known issue
// http://stackoverflow.com/questions/39109060/httpmultipartformdatacontent-dispose-throws-objectdisposedexception
}
return(null);
}
/// <summary>
/// Initialize underlying provider with relevant token information.
/// </summary>
/// <param name="oAuthTokens">Token instance.</param>
/// <param name="authenticationBroker">Authentication result interface.</param>
/// <param name="passwordManager">Password Manager interface, store the password.</param>
/// <param name="storageManager">Storage Manager interface</param>
/// <returns>Success or failure.</returns>
public bool Initialize(WeiboOAuthTokens oAuthTokens, IAuthenticationBroker authenticationBroker, IPasswordManager passwordManager, IStorageManager storageManager)
{
_tokens = oAuthTokens ?? throw new ArgumentNullException(nameof(oAuthTokens));
this._authenticationBroker = authenticationBroker ?? throw new ArgumentNullException(nameof(authenticationBroker));
this._passwordManager = passwordManager ?? throw new ArgumentNullException(nameof(passwordManager));
this._storageManager = storageManager ?? throw new ArgumentNullException(nameof(storageManager));
_isInitialized = true;
_weiboDataProvider = null;
return(true);
}
/// <summary>
/// Initializes a new instance of the <see cref="WeiboDataProvider"/> class.
/// Constructor.
/// </summary>
/// <param name="tokens">OAuth tokens for request.</param>
/// <param name="authenticationBroker">Authentication result interface.</param>
/// <param name="passwordManager">Platform password manager</param>
/// <param name="storageManager">Platform storage provider</param>
public WeiboDataProvider(WeiboOAuthTokens tokens, IAuthenticationBroker authenticationBroker, IPasswordManager passwordManager, IStorageManager storageManager)
{
_tokens = tokens;
_authenticationBroker = authenticationBroker;
_passwordManager = passwordManager;
_storageManager = storageManager;
if (_client == null)
{
HttpClientHandler handler = new HttpClientHandler {
AutomaticDecompression = DecompressionMethods.GZip
};
_client = new HttpClient(handler);
}
}
/// <summary>
/// Initialize underlying provider with relevant token information.
/// </summary>
/// <param name="appKey">App key.</param>
/// <param name="appSecret">App secret.</param>
/// <param name="redirectUri">Redirect URI. Has to match redirect URI defined at open.weibo.com/apps (can be arbitrary).</param>
/// <param name="authenticationBroker">Authentication result interface.</param>
/// <param name="passwordManager">Password Manager interface, store the password.</param>
/// <param name="storageManager">Storage Manager interface</param>
/// <returns>Success or failure.</returns>
public bool Initialize(string appKey, string appSecret, string redirectUri, IAuthenticationBroker authenticationBroker, IPasswordManager passwordManager, IStorageManager storageManager)
{
if (string.IsNullOrEmpty(appKey))
{
throw new ArgumentNullException(nameof(appKey));
}
if (string.IsNullOrEmpty(appSecret))
{
throw new ArgumentNullException(nameof(appSecret));
}
if (string.IsNullOrEmpty(redirectUri))
{
throw new ArgumentNullException(nameof(redirectUri));
}
if (authenticationBroker == null)
{
throw new ArgumentException(nameof(authenticationBroker));
}
if (passwordManager == null)
{
throw new ArgumentException(nameof(passwordManager));
}
if (storageManager == null)
{
throw new ArgumentException(nameof(storageManager));
}
var oAuthTokens = new WeiboOAuthTokens
{
AppKey = appKey,
AppSecret = appSecret,
RedirectUri = redirectUri
};
return(Initialize(oAuthTokens, authenticationBroker, passwordManager, storageManager));
}
/// <summary>
/// HTTP Get request to specified Uri.
/// </summary>
/// <param name="requestUri">Uri to make OAuth request.</param>
/// <param name="tokens">Tokens to pass in request.</param>
/// <returns>String result.</returns>
public async Task <string> ExecuteGetAsync(Uri requestUri, WeiboOAuthTokens tokens)
{
using HttpRequestMessage request = new HttpRequestMessage(HttpMethod.Get, requestUri);
UriBuilder requestUriBuilder = new UriBuilder(request.RequestUri);
if (requestUriBuilder.Query.StartsWith("?"))
{
requestUriBuilder.Query = requestUriBuilder.Query.Substring(1) + "&access_token=" + OAuthEncoder.UrlEncode(tokens.AccessToken);
}
else
{
requestUriBuilder.Query = requestUriBuilder.Query + "?access_token=" + OAuthEncoder.UrlEncode(tokens.AccessToken);
}
request.RequestUri = requestUriBuilder.Uri;
using HttpResponseMessage response = await _client.SendAsync(request).ConfigureAwait(false);
response.ThrowIfNotValid();
return(ProcessError(await response.Content.ReadAsStringAsync().ConfigureAwait(false)));
}
/// <summary>
/// HTTP Post request to specified Uri.
/// </summary>
/// <param name="requestUri">Uri to make OAuth request.</param>
/// <param name="tokens">Tokens to pass in request.</param>
/// <param name="status">Status text.</param>
/// <returns>String result.</returns>
public async Task <WeiboStatus> ExecutePostAsync(Uri requestUri, WeiboOAuthTokens tokens, string status)
{
var contentDict = new Dictionary <string, string>();
contentDict.Add("status", status);
using (var formUrlEncodedContent = new FormUrlEncodedContent(contentDict))
{
using (var request = new HttpRequestMessage(HttpMethod.Post, requestUri))
{
UriBuilder requestUriBuilder = new UriBuilder(request.RequestUri);
if (requestUriBuilder.Query.StartsWith("?"))
{
requestUriBuilder.Query = requestUriBuilder.Query.Substring(1) + "&access_token=" + OAuthEncoder.UrlEncode(tokens.AccessToken);
}
else
{
requestUriBuilder.Query = requestUriBuilder.Query + "access_token=" + OAuthEncoder.UrlEncode(tokens.AccessToken);
}
request.RequestUri = requestUriBuilder.Uri;
request.Content = formUrlEncodedContent;
using (var response = await _client.SendAsync(request).ConfigureAwait(false))
{
if (response.StatusCode == HttpStatusCode.OK)
{
return(JsonConvert.DeserializeObject <WeiboStatus>(await response.Content.ReadAsStringAsync().ConfigureAwait(false)));
}
else
{
response.ThrowIfNotValid();
ProcessError(await response.Content.ReadAsStringAsync().ConfigureAwait(false));
return(null);
}
}
}
}
}
/// <summary>
/// Initializes a new instance of the <see cref="WeiboDataProvider"/> class.
/// Constructor.
/// </summary>
/// <param name="tokens">OAuth tokens for request.</param>
public WeiboDataProvider(WeiboOAuthTokens tokens)
: this(tokens, new NetFrameworkAuthenticationBroker(), new NetFrameworkPasswordManager(), new NetFrameworkStorageManager())
{
}
/// <summary>
/// Initializes a new instance of the <see cref="WeiboDataProvider"/> class.
/// Constructor.
/// </summary>
/// <param name="tokens">OAuth tokens for request.</param>
public WeiboDataProvider(WeiboOAuthTokens tokens)
: this(tokens, new UwpAuthenticationBroker(), new UwpPasswordManager(), new UwpStorageManager())
{
}
/// <summary>
/// Initialize underlying provider with relevant token information.
/// </summary>
/// <param name="oAuthTokens">Token instance.</param>
/// <returns>Success or failure.</returns>
public bool Initialize(WeiboOAuthTokens oAuthTokens)
{
return(Initialize(oAuthTokens, new UwpAuthenticationBroker(), new UwpPasswordManager(), new UwpStorageManager()));
}
