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using System;
using System.Net;
using DropNet.Authenticators;
using DropNet.Exceptions;
using DropNet.Extensions;
using DropNet.Helpers;
using DropNet.Models;
using RestSharp;
using RestSharp.Deserializers;
using System.Threading.Tasks;
using OAuth2Authenticator = DropNet.Authenticators.OAuth2Authenticator;
namespace DropNet
{
public partial class DropNetClient : IDropNetClient
{
private const string MainServerBaseUrl = "https://www.dropbox.com";
private const string ApiBaseUrl = "https://api.dropbox.com";
private const string ApiContentBaseUrl = "https://api-content.dropbox.com";
private const string ApiNotifyUrl = "https://api-notify.dropbox.com";
private const string Version = "1";
private UserLogin _userLogin;
public UserLogin UserLogin
{
get { return _userLogin; }
set
{
_userLogin = value;
SetAuthProviders();
}
}
public TimeSpan Timeout
{
get { return TimeSpan.FromMilliseconds(_restClient.Timeout); }
set { _restClient.Timeout = value.Milliseconds; }
}
public int TimeoutMS
{
get { return _restClient.Timeout; }
set { _restClient.Timeout = value; }
}
/// <summary>
/// To use Dropbox API in sandbox mode (app folder access) set to true
/// </summary>
public bool UseSandbox { get; set; }
private const string SandboxRoot = "sandbox";
private const string DropboxRoot = "dropbox";
private readonly string _apiKey;
private readonly string _appsecret;
private readonly AuthenticationMethod _authenticationMethod;
private RestClient _restClientMainServer;
private RestClient _restClient;
private RestClient _restClientContent;
private RestClient _restClientNotify;
private RequestHelper _requestHelper;
#if !WINDOWS_PHONE
public IWebProxy Proxy { get; set; }
#endif
/// <summary>
/// Gets the directory root for the requests (full or sandbox mode)
/// </summary>
string Root
{
get { return UseSandbox ? SandboxRoot : DropboxRoot; }
}
#if WINDOWS_PHONE
/// <summary>
/// Default Constructor for the DropboxClient
/// </summary>
/// <param name="apiKey">The Api Key to use for the Dropbox Requests</param>
/// <param name="appSecret">The Api Secret to use for the Dropbox Requests</param>
/// <param name="proxy">The proxy to use for web requests</param>
/// <param name="authenticationMethod">The authentication method to use.</param>
public DropNetClient(string apiKey, string appSecret, AuthenticationMethod authenticationMethod = AuthenticationMethod.OAuth1)
{
LoadClient();
_apiKey = apiKey;
_appsecret = appSecret;
_authenticationMethod = authenticationMethod;
UserLogin = null;
}
public DropNetClient(string apiKey, string appSecret, string accessToken)
: this(apiKey, appSecret, AuthenticationMethod.OAuth2)
{
UserLogin = new UserLogin { Token = accessToken };
}
public DropNetClient(string apiKey, string appSecret, string userToken, string userSecret)
: this(apiKey, appSecret)
{
UserLogin = new UserLogin { Token = userToken, Secret = userSecret };
}
#else
/// <summary>
/// Default Constructor for the DropboxClient
/// </summary>
/// <param name="apiKey">The Api Key to use for the Dropbox Requests</param>
/// <param name="appSecret">The Api Secret to use for the Dropbox Requests</param>
/// <param name="proxy">The proxy to use for web requests</param>
/// <param name="authenticationMethod">The authentication method to use.</param>
public DropNetClient(string apiKey, string appSecret, IWebProxy proxy = null, AuthenticationMethod authenticationMethod = AuthenticationMethod.OAuth1)
{
Proxy = proxy;
LoadClient();
_apiKey = apiKey;
_appsecret = appSecret;
_authenticationMethod = authenticationMethod;
UserLogin = null;
}
/// <summary>
/// Creates an instance of the DropNetClient given an API Key/Secret and an OAuth2 Access Token
/// </summary>
/// <param name="apiKey">The Api Key to use for the Dropbox Requests</param>
/// <param name="appSecret">The Api Secret to use for the Dropbox Requests</param>
/// <param name="accessToken">The OAuth2 access token</param>
/// <param name="proxy">The proxy to use for web requests</param>
public DropNetClient(string apiKey, string appSecret, string accessToken, IWebProxy proxy = null)
: this(apiKey, appSecret, proxy, AuthenticationMethod.OAuth2)
{
UserLogin = new UserLogin { Token = accessToken };
}
/// <summary>
/// Creates an instance of the DropNetClient given an API Key/Secret and an OAuth1 User Token/Secret
/// </summary>
/// <param name="apiKey">The Api Key to use for the Dropbox Requests</param>
/// <param name="appSecret">The Api Secret to use for the Dropbox Requests</param>
/// <param name="userToken">The OAuth1 User authentication token</param>
/// <param name="userSecret">The OAuth1 Users matching secret</param>
/// <param name="proxy">The proxy to use for web requests</param>
public DropNetClient(string apiKey, string appSecret, string userToken, string userSecret, IWebProxy proxy = null)
: this(apiKey, appSecret, proxy)
{
UserLogin = new UserLogin {Token = userToken, Secret = userSecret};
}
#endif
private void LoadClient()
{
_restClientMainServer = new RestClient(MainServerBaseUrl);
#if !WINDOWS_PHONE
_restClientMainServer.Proxy = Proxy;
#endif
_restClient = new RestClient(ApiBaseUrl);
#if !WINDOWS_PHONE
_restClient.Proxy = Proxy;
#endif
_restClient.ClearHandlers();
_restClient.AddHandler("*", new JsonDeserializer());
_restClientContent = new RestClient(ApiContentBaseUrl);
#if !WINDOWS_PHONE
_restClientContent.Proxy = Proxy;
#endif
_restClientContent.ClearHandlers();
_restClientContent.AddHandler("*", new JsonDeserializer());
_restClientNotify = new RestClient(ApiNotifyUrl);
#if !WINDOWS_PHONE
_restClientNotify.Proxy = Proxy;
#endif
_restClientNotify.ClearHandlers();
_restClientNotify.AddHandler("*", new JsonDeserializer());
_requestHelper = new RequestHelper(Version);
//Default to full access
UseSandbox = false;
}
public string BuildAuthorizeUrl(string callback = null)
{
return BuildAuthorizeUrl(UserLogin, callback);
}
public string BuildAuthorizeUrl(UserLogin userLogin, string callback = null)
{
if (userLogin == null)
{
throw new ArgumentNullException("userLogin");
}
RestRequest request = _requestHelper.BuildAuthorizeUrl(userLogin.Token, callback);
return _restClient.BuildUri(request).ToString();
}
public string BuildAuthorizeUrl(OAuth2AuthorizationFlow oAuth2AuthorizationFlow, string redirectUri, string state = null)
{
if (string.IsNullOrWhiteSpace(redirectUri))
{
throw new ArgumentNullException("redirectUri");
}
RestRequest request = _requestHelper.BuildOAuth2AuthorizeUrl(oAuth2AuthorizationFlow, _apiKey, redirectUri, state);
return _restClientMainServer.BuildUri(request).ToString();
}
#if !WINDOWS_PHONE
private T Execute<T>(ApiType apiType, IRestRequest request) where T : new()
{
IRestResponse<T> response;
if (apiType == ApiType.Base)
{
response = _restClient.Execute<T>(request);
if (response.StatusCode != HttpStatusCode.OK)
{
throw new DropboxRestException(response, HttpStatusCode.OK);
}
}
else if (apiType == ApiType.Content)
{
response = _restClientContent.Execute<T>(request);
if (response.StatusCode != HttpStatusCode.OK && response.StatusCode != HttpStatusCode.PartialContent)
{
throw new DropboxRestException(response, HttpStatusCode.OK, HttpStatusCode.PartialContent);
}
}
else
{
response = _restClientNotify.Execute<T>(request);
if (response.StatusCode != HttpStatusCode.OK)
{
throw new DropboxRestException(response);
}
}
return response.Data;
}
private IRestResponse Execute(ApiType apiType, IRestRequest request)
{
IRestResponse response;
if (apiType == ApiType.Base)
{
response = _restClient.Execute(request);
if (response.StatusCode != HttpStatusCode.OK)
{
throw new DropboxRestException(response, HttpStatusCode.OK);
}
}
else if (apiType == ApiType.Content)
{
response = _restClientContent.Execute(request);
if (response.StatusCode != HttpStatusCode.OK && response.StatusCode != HttpStatusCode.PartialContent)
{
throw new DropboxRestException(response, HttpStatusCode.OK, HttpStatusCode.PartialContent);
}
}
else
{
response = _restClientNotify.Execute(request);
if (response.StatusCode != HttpStatusCode.OK)
{
throw new DropboxRestException(response);
}
}
return response;
}
#endif
private void ExecuteAsync(ApiType apiType, IRestRequest request, Action<IRestResponse> success, Action<DropboxException> failure)
{
#if WINDOWS_PHONE
//check for network connection
if (!System.Net.NetworkInformation.NetworkInterface.GetIsNetworkAvailable())
{
//do nothing
failure(new DropboxRestException
{
StatusCode = System.Net.HttpStatusCode.BadGateway
});
return;
}
#endif
if (apiType == ApiType.Base)
{
_restClient.ExecuteAsync(request, (response, asynchandle) =>
{
if (response.StatusCode != HttpStatusCode.OK)
{
failure(new DropboxRestException(response, HttpStatusCode.OK));
}
else
{
success(response);
}
});
}
else if (apiType == ApiType.Content)
{
_restClientContent.ExecuteAsync(request, (response, asynchandle) =>
{
if (response.StatusCode != HttpStatusCode.OK && response.StatusCode != HttpStatusCode.PartialContent)
{
failure(new DropboxRestException(response, HttpStatusCode.OK, HttpStatusCode.PartialContent));
}
else
{
success(response);
}
});
}
else
{
_restClientNotify.ExecuteAsync(request, (response, asynchandle) =>
{
if (response.StatusCode != HttpStatusCode.OK)
{
failure(new DropboxRestException(response));
}
else
{
success(response);
}
});
}
}
private void ExecuteAsync<T>(ApiType apiType, IRestRequest request, Action<T> success, Action<DropboxException> failure) where T : new()
{
#if WINDOWS_PHONE
//check for network connection
if (!System.Net.NetworkInformation.NetworkInterface.GetIsNetworkAvailable())
{
//do nothing
failure(new DropboxRestException
{
StatusCode = System.Net.HttpStatusCode.BadGateway
});
return;
}
#endif
if (apiType == ApiType.Base)
{
_restClient.ExecuteAsync<T>(request, (response, asynchandle) =>
{
if (response.StatusCode != HttpStatusCode.OK)
{
failure(new DropboxRestException(response, HttpStatusCode.OK));
}
else
{
success(response.Data);
}
});
}
else if (apiType == ApiType.Content)
{
_restClientContent.ExecuteAsync<T>(request, (response, asynchandle) =>
{
if (response.StatusCode != HttpStatusCode.OK && response.StatusCode != HttpStatusCode.PartialContent)
{
failure(new DropboxRestException(response, HttpStatusCode.OK, HttpStatusCode.PartialContent));
}
else
{
success(response.Data);
}
});
}
else
{
_restClientNotify.ExecuteAsync<T>(request, (response, asynchandle) =>
{
if (response.StatusCode != HttpStatusCode.OK)
{
failure(new DropboxRestException(response));
}
else
{
success(response.Data);
}
});
}
}
private Task<T> ExecuteTask<T>(ApiType apiType, IRestRequest request) where T : new()
{
if (apiType == ApiType.Base)
{
return _restClient.ExecuteTask<T>(request);
}
else
{
return _restClientContent.ExecuteTask<T>(request);
}
}
private Task<IRestResponse> ExecuteTask(ApiType apiType, IRestRequest request)
{
if (apiType == ApiType.Base)
{
return _restClient.ExecuteTask(request);
}
else
{
return _restClientContent.ExecuteTask(request);
}
}
private UserLogin GetUserLoginFromParams(string urlParams)
{
var userLogin = new UserLogin();
//TODO - Make this not suck
var parameters = urlParams.Split('&');
foreach (var parameter in parameters)
{
if (parameter.Split('=')[0] == "oauth_token_secret")
{
userLogin.Secret = parameter.Split('=')[1];
}
else if (parameter.Split('=')[0] == "oauth_token")
{
userLogin.Token = parameter.Split('=')[1];
}
}
return userLogin;
}
private void SetAuthProviders()
{
_restClientContent.Authenticator = GetAuthenticator(_restClientContent.BaseUrl.ToString());
_restClient.Authenticator = GetAuthenticator(_restClient.BaseUrl.ToString());
}
private IAuthenticator GetAuthenticator(string baseUrl)
{
var userToken = UserLogin == null ? null : UserLogin.Token;
var userSecret = UserLogin == null ? null : UserLogin.Secret;
return _authenticationMethod.Equals(AuthenticationMethod.OAuth1)
? (IAuthenticator)(new OAuthAuthenticator(baseUrl, _apiKey, _appsecret, userToken, userSecret))
: new OAuth2Authenticator(userToken);
}
enum ApiType
{
Base,
Content,
Notify
}
/// <summary>
/// Dropbox supports versions 1 and 2 of the OAuth spec.
/// </summary>
public enum AuthenticationMethod
{
/// <summary>
/// OAuth1 is the 'standard' authentication mode for Dropbox. For more information see https://www.dropbox.com/developers/core/docs#request-token
/// </summary>
OAuth1,
/// <summary>
/// OAuth2 support in Dropbox was implemented in 2013. For more information see https://www.dropbox.com/developers/core/docs#oa2-authorize
/// </summary>
OAuth2
}
}
}
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