Merge pull request #644 from Sonarr/twitter-notifications

Twitter notifications

src/NzbDrone.Api/Frontend/Mappers/StaticResourceMapper.cs

@@ -33,7 +33,8 @@ namespace NzbDrone.Api.Frontend.Mappers
                    resourceUrl.EndsWith(".map") ||
                    resourceUrl.EndsWith(".css") ||
                    (resourceUrl.EndsWith(".ico") && !resourceUrl.Equals("/favicon.ico")) ||
-                   resourceUrl.EndsWith(".swf");
+                   resourceUrl.EndsWith(".swf") ||
+                   resourceUrl.EndsWith("oauth.html");
         }
     }
 }

src/NzbDrone.Api/ProviderModuleBase.cs

@@ -11,6 +11,7 @@ using NzbDrone.Common.Reflection;
 using NzbDrone.Core.ThingiProvider;
 using NzbDrone.Core.Validation;
 using Omu.ValueInjecter;
+using Newtonsoft.Json;
 
 namespace NzbDrone.Api
 {
@@ -27,7 +28,8 @@ namespace NzbDrone.Api
             _providerFactory = providerFactory;
 
             Get["schema"] = x => GetTemplates();
-            Post["test"] = x => Test(ReadResourceFromRequest());
+            Post["test"] = x => Test(ReadResourceFromRequest(true));
+            Post["connectData/{stage}"] = x => ConnectData(x.stage, ReadResourceFromRequest(true));
 
             GetResourceAll = GetAll;
             GetResourceById = GetProviderById;
@@ -98,7 +100,7 @@ namespace NzbDrone.Api
             _providerFactory.Update(providerDefinition);
         }
 
-        private TProviderDefinition GetDefinition(TProviderResource providerResource, bool includeWarnings = false)
+        private TProviderDefinition GetDefinition(TProviderResource providerResource, bool includeWarnings = false, bool validate = true)
         {
             var definition = new TProviderDefinition();
 
@@ -111,8 +113,10 @@ namespace NzbDrone.Api
 
             var configContract = ReflectionExtensions.CoreAssembly.FindTypeByName(definition.ConfigContract);
             definition.Settings = (IProviderConfig)SchemaBuilder.ReadFormSchema(providerResource.Fields, configContract, preset);
-
-            Validate(definition, includeWarnings);
+            if (validate)
+            {
+                Validate(definition, includeWarnings);
+            }
 
             return definition;
         }
@@ -163,6 +167,19 @@ namespace NzbDrone.Api
             return "{}";
         }
 
+
+        private Response ConnectData(string stage, TProviderResource providerResource)
+        {
+            TProviderDefinition providerDefinition = GetDefinition(providerResource, true, false);
+
+            if (!providerDefinition.Enable) return "{}";
+
+            object data = _providerFactory.ConnectData(providerDefinition, stage, (IDictionary<string, object>) Request.Query.ToDictionary());
+            Response resp = JsonConvert.SerializeObject(data);
+            resp.ContentType = "application/json";
+            return resp;
+        }
+
         protected virtual void Validate(TProviderDefinition definition, bool includeWarnings)
         {
             var validationResult = definition.Settings.Validate();

src/NzbDrone.Api/REST/RestModule.cs

@@ -182,7 +182,7 @@ namespace NzbDrone.Api.REST
             }
         }
 
-        protected TResource ReadResourceFromRequest()
+        protected TResource ReadResourceFromRequest(bool skipValidate = false)
         {
             //TODO: handle when request is null
             var resource = Request.Body.FromJson<TResource>();
@@ -194,7 +194,7 @@ namespace NzbDrone.Api.REST
 
             var errors = SharedValidator.Validate(resource).Errors.ToList();
 
-            if (Request.Method.Equals("POST", StringComparison.InvariantCultureIgnoreCase) && !Request.Url.Path.EndsWith("/test", StringComparison.InvariantCultureIgnoreCase))
+            if (Request.Method.Equals("POST", StringComparison.InvariantCultureIgnoreCase) && !skipValidate && !Request.Url.Path.EndsWith("/test", StringComparison.InvariantCultureIgnoreCase))
             {
                 errors.AddRange(PostValidator.Validate(resource).Errors);
             }

src/NzbDrone.Core/Annotations/FieldDefinitionAttribute.cs

@@ -1,5 +1,4 @@
 using System;
-using System.Collections.Generic;
 
 namespace NzbDrone.Core.Annotations
 {
@@ -28,6 +27,7 @@ namespace NzbDrone.Core.Annotations
         Select,
         Path,
         Hidden,
-        Tag
+        Tag,
+        Action
     }
 }

src/NzbDrone.Core/Download/DownloadClientBase.cs

@@ -50,6 +50,8 @@ namespace NzbDrone.Core.Download
 
         public ProviderDefinition Definition { get; set; }
 
+        public object ConnectData(string stage, IDictionary<string, object> query) { return null; }
+
         protected TSettings Settings
         {
             get

src/NzbDrone.Core/Indexers/IndexerBase.cs

@@ -65,6 +65,7 @@ namespace NzbDrone.Core.Indexers
         }
 
         public virtual ProviderDefinition Definition { get; set; }
+        public object ConnectData(string stage, IDictionary<string, object> query) { return null; }
 
         protected TSettings Settings
         {

src/NzbDrone.Core/Metadata/MetadataBase.cs

@@ -52,6 +52,8 @@ namespace NzbDrone.Core.Metadata
         public abstract List<ImageFileResult> SeasonImages(Series series, Season season);
         public abstract List<ImageFileResult> EpisodeImages(Series series, EpisodeFile episodeFile);
 
+        public object ConnectData(string stage, IDictionary<string, object> query) { return null; }
+
         protected TSettings Settings
         {
             get

src/NzbDrone.Core/Notifications/NotificationBase.cs

@@ -60,5 +60,8 @@ namespace NzbDrone.Core.Notifications
         {
             return GetType().Name;
         }
+
+        public virtual object ConnectData(string stage, IDictionary<string, object> query) { return null; }
+
     }
 }

src/NzbDrone.Core/Notifications/Twitter/Twitter.cs

@@ -0,0 +1,85 @@
+using System.Collections.Generic;
+using FluentValidation.Results;
+using NzbDrone.Common.Extensions;
+using NzbDrone.Core.Tv;
+
+namespace NzbDrone.Core.Notifications.Twitter
+{
+    class Twitter : NotificationBase<TwitterSettings>
+    {
+
+        private readonly ITwitterService _twitterService;
+
+        public Twitter(ITwitterService twitterService)
+        {
+            _twitterService = twitterService;
+        }
+
+        public override string Link
+        {
+            get { return "https://twitter.com/"; }
+        }
+
+        public override void OnGrab(string message)
+        {
+            _twitterService.SendNotification(message, Settings);
+        }
+
+        public override void OnDownload(DownloadMessage message)
+        {
+            _twitterService.SendNotification(message.Message, Settings);
+        }
+
+        public override void OnRename(Series series)
+        {
+        }
+
+        public override object ConnectData(string stage, IDictionary<string, object> query)
+        {
+            if (stage == "step1")
+            {
+                return new 
+                {
+                    nextStep = "step2",
+                    action = "openWindow",
+                    url = _twitterService.GetOAuthRedirect(query["callbackUrl"].ToString())
+                };
+            }
+            else if (stage == "step2")
+            {
+                return new
+                {
+                    action = "updateFields",
+                    fields = _twitterService.GetOAuthToken(query["oauth_token"].ToString(), query["oauth_verifier"].ToString())
+                };
+            }
+            return new {};
+        }
+
+        public override string Name
+        {
+            get
+            {
+                return "Twitter";
+            }
+        }
+
+        public override bool SupportsOnRename
+        {
+            get
+            {
+                return false;
+            }
+        }
+
+        public override ValidationResult Test()
+        {
+            var failures = new List<ValidationFailure>();
+
+            failures.AddIfNotNull(_twitterService.Test(Settings));
+
+            return new ValidationResult(failures);
+        }
+    }
+
+}

src/NzbDrone.Core/Notifications/Twitter/TwitterException.cs

@@ -0,0 +1,24 @@
+using System;
+using NzbDrone.Common.Exceptions;
+
+namespace NzbDrone.Core.Notifications.Twitter
+{
+    public class TwitterException : NzbDroneException
+    {
+        public TwitterException(string message, params object[] args) : base(message, args)
+        {
+        }
+
+        public TwitterException(string message) : base(message)
+        {
+        }
+
+        public TwitterException(string message, Exception innerException, params object[] args) : base(message, innerException, args)
+        {
+        }
+
+        public TwitterException(string message, Exception innerException) : base(message, innerException)
+        {
+        }
+    }
+}

src/NzbDrone.Core/Notifications/Twitter/TwitterService.cs

@@ -0,0 +1,140 @@
+using FluentValidation.Results;
+using NLog;
+using System;
+using OAuth;
+using System.Net;
+using System.Collections.Specialized;
+using System.IO;
+using System.Web;
+using NzbDrone.Common.Extensions;
+using NzbDrone.Common.Http;
+
+namespace NzbDrone.Core.Notifications.Twitter
+{
+    public interface ITwitterService
+    {
+        void SendNotification(string message, TwitterSettings settings);
+        ValidationFailure Test(TwitterSettings settings);
+        string GetOAuthRedirect(string callbackUrl);
+        object GetOAuthToken(string oauthToken, string oauthVerifier);
+    }
+
+    public class TwitterService : ITwitterService
+    {
+        private readonly IHttpClient _httpClient;
+        private readonly Logger _logger;
+
+        private static string _consumerKey = "5jSR8a3cp0ToOqSMLMv5GtMQD";
+        private static string _consumerSecret = "dxoZjyMq4BLsC8KxyhSOrIndhCzJ0Dik2hrLzqyJcqoGk4Pfsp";
+
+        public TwitterService(IHttpClient httpClient, Logger logger)
+        {
+            _httpClient = httpClient;
+            _logger = logger;
+        }
+
+        private NameValueCollection OAuthQuery(OAuthRequest oAuthRequest)
+        {
+            var auth = oAuthRequest.GetAuthorizationHeader();
+            var request = new Common.Http.HttpRequest(oAuthRequest.RequestUrl);
+            request.Headers.Add("Authorization", auth);
+            var response = _httpClient.Get(request);
+
+            return HttpUtility.ParseQueryString(response.Content);
+        }
+
+        public object GetOAuthToken(string oauthToken, string oauthVerifier)
+        {
+            // Creating a new instance with a helper method
+            var oAuthRequest = OAuthRequest.ForAccessToken(_consumerKey, _consumerSecret, oauthToken, "", oauthVerifier);
+            oAuthRequest.RequestUrl = "https://api.twitter.com/oauth/access_token";
+            var qscoll = OAuthQuery(oAuthRequest);
+            
+            return new
+            {
+                AccessToken = qscoll["oauth_token"],
+                AccessTokenSecret = qscoll["oauth_token_secret"]
+            };
+        }
+
+        public string GetOAuthRedirect(string callbackUrl)
+        {
+            // Creating a new instance with a helper method
+            var oAuthRequest = OAuthRequest.ForRequestToken(_consumerKey, _consumerSecret, callbackUrl);
+            oAuthRequest.RequestUrl = "https://api.twitter.com/oauth/request_token";
+            var qscoll = OAuthQuery(oAuthRequest);
+
+            return String.Format("https://api.twitter.com/oauth/authorize?oauth_token={0}", qscoll["oauth_token"]);
+        }
+
+        public void SendNotification(string message, TwitterSettings settings)
+        {
+            try
+            {
+                var oAuth = new TinyTwitter.OAuthInfo
+                {
+                    AccessToken = settings.AccessToken,
+                    AccessSecret = settings.AccessTokenSecret,
+                    ConsumerKey = _consumerKey,
+                    ConsumerSecret = _consumerSecret
+                };
+
+                var twitter = new TinyTwitter.TinyTwitter(oAuth);
+
+                if (settings.DirectMessage)
+                {
+                    twitter.DirectMessage(message, settings.Mention);
+                }
+
+                else
+                {
+                    if (settings.Mention.IsNotNullOrWhiteSpace())
+                    {
+                        message += String.Format(" @{0}", settings.Mention);
+                    }
+
+                    twitter.UpdateStatus(message);                    
+                }
+            }
+            catch (WebException e)
+            {
+                using (var response = e.Response)
+                {
+                    var httpResponse = (HttpWebResponse)response;
+
+                    using (var responseStream = response.GetResponseStream())
+                    {
+                        if (responseStream == null)
+                        {
+                            _logger.Trace("Status Code: {0}", httpResponse.StatusCode);
+                            throw new TwitterException("Error received from Twitter: " + httpResponse.StatusCode, _logger , e);
+                        }
+
+                        using (var reader = new StreamReader(responseStream))
+                        {
+                            var responseBody = reader.ReadToEnd();
+                            _logger.Trace("Reponse: {0} Status Code: {1}", responseBody, httpResponse.StatusCode);
+                            throw new TwitterException("Error received from Twitter: " + responseBody, _logger, e);
+                        }
+                    }
+                }
+            }
+        }
+
+        public ValidationFailure Test(TwitterSettings settings)
+        {
+            try
+            {
+                var body = "Sonarr: Test Message @ " + DateTime.Now;
+
+                SendNotification(body, settings);
+            }
+            catch (Exception ex)
+            {
+                _logger.ErrorException("Unable to send test message: " + ex.Message, ex);
+                return new ValidationFailure("Host", "Unable to send test message");
+            }
+            return null;
+        }
+    }
+}

src/NzbDrone.Core/Notifications/Twitter/TwitterSettings.cs

@@ -0,0 +1,53 @@
+using FluentValidation;
+using NzbDrone.Core.Annotations;
+using NzbDrone.Core.ThingiProvider;
+using NzbDrone.Core.Validation;
+
+namespace NzbDrone.Core.Notifications.Twitter
+{
+    public class TwitterSettingsValidator : AbstractValidator<TwitterSettings>
+    {
+        public TwitterSettingsValidator()
+        {
+            RuleFor(c => c.AccessToken).NotEmpty();
+            RuleFor(c => c.AccessTokenSecret).NotEmpty();
+            //TODO: Validate that it is a valid username (numbers, letters and underscores - I think)
+            RuleFor(c => c.Mention).NotEmpty().When(c => c.DirectMessage);
+
+            RuleFor(c => c.DirectMessage).Equal(true)
+                                         .WithMessage("Using Direct Messaging is recommended, or use a private account.")
+                                         .AsWarning();
+        }
+    }
+
+    public class TwitterSettings : IProviderConfig
+    {
+        private static readonly TwitterSettingsValidator Validator = new TwitterSettingsValidator();
+
+        public TwitterSettings()
+        {
+            DirectMessage = true;
+            AuthorizeNotification = "step1";
+        }
+
+        [FieldDefinition(0, Label = "Access Token", Advanced = true)]
+        public string AccessToken { get; set; }
+
+        [FieldDefinition(1, Label = "Access Token Secret", Advanced = true)]
+        public string AccessTokenSecret { get; set; }
+
+        [FieldDefinition(2, Label = "Mention", HelpText = "Mention this user in sent tweets")]
+        public string Mention { get; set; }
+
+        [FieldDefinition(3, Label = "Direct Message", Type = FieldType.Checkbox, HelpText = "Send a direct message instead of a public message")]
+        public bool DirectMessage { get; set; }
+
+        [FieldDefinition(4, Label = "Connect to twitter", Type = FieldType.Action)]
+        public string AuthorizeNotification { get; set; }
+
+        public NzbDroneValidationResult Validate()
+        {
+            return new NzbDroneValidationResult(Validator.Validate(this));
+        }
+    }
+}

src/NzbDrone.Core/NzbDrone.Core.csproj

@@ -80,6 +80,9 @@
       <SpecificVersion>False</SpecificVersion>
       <HintPath>..\packages\Newtonsoft.Json.6.0.6\lib\net40\Newtonsoft.Json.dll</HintPath>
     </Reference>
+    <Reference Include="OAuth">
+      <HintPath>..\packages\OAuth.1.0.3\lib\net40\OAuth.dll</HintPath>
+    </Reference>
     <Reference Include="RestSharp, Version=105.0.1.0, Culture=neutral, processorArchitecture=MSIL">
       <SpecificVersion>False</SpecificVersion>
       <HintPath>..\packages\RestSharp.105.0.1\lib\net4\RestSharp.dll</HintPath>
@@ -93,6 +96,7 @@
     <Reference Include="System.Data" />
     <Reference Include="System.Drawing" />
     <Reference Include="System.Web" />
+    <Reference Include="System.Web.Extensions" />
     <Reference Include="System.Windows.Forms" />
     <Reference Include="System.Xml" />
     <Reference Include="System.Xml.Linq" />
@@ -739,7 +743,11 @@
     <Compile Include="Notifications\Synology\SynologyIndexer.cs" />
     <Compile Include="Notifications\Synology\SynologyIndexerProxy.cs" />
     <Compile Include="Notifications\Synology\SynologyIndexerSettings.cs" />
+    <Compile Include="Notifications\Twitter\TwitterException.cs" />
     <Compile Include="Organizer\NamingConfigRepository.cs" />
+    <Compile Include="Notifications\Twitter\Twitter.cs" />
+    <Compile Include="Notifications\Twitter\TwitterService.cs" />
+    <Compile Include="Notifications\Twitter\TwitterSettings.cs" />
     <Compile Include="Profiles\Delay\DelayProfile.cs" />
     <Compile Include="Profiles\Delay\DelayProfileService.cs" />
     <Compile Include="Profiles\Delay\DelayProfileTagInUseValidator.cs" />
@@ -916,6 +924,7 @@
     <Compile Include="ThingiProvider\ProviderFactory.cs" />
     <Compile Include="ThingiProvider\ProviderMessage.cs" />
     <Compile Include="ThingiProvider\ProviderRepository.cs" />
+    <Compile Include="TinyTwitter.cs" />
     <Compile Include="Tv\Actor.cs" />
     <Compile Include="Tv\AddSeriesOptions.cs" />
     <Compile Include="Tv\Commands\MoveSeriesCommand.cs" />

src/NzbDrone.Core/ThingiProvider/IProvider.cs

@@ -12,5 +12,6 @@ namespace NzbDrone.Core.ThingiProvider
         IEnumerable<ProviderDefinition> DefaultDefinitions { get; }
         ProviderDefinition Definition { get; set; }
         ValidationResult Test();
+        object ConnectData(string stage, IDictionary<string, object> query);
     }
 }

src/NzbDrone.Core/ThingiProvider/IProviderFactory.cs

@@ -1,5 +1,6 @@
 using System.Collections.Generic;
 using FluentValidation.Results;
+using System;
 
 namespace NzbDrone.Core.ThingiProvider
 {
@@ -18,5 +19,6 @@ namespace NzbDrone.Core.ThingiProvider
         TProviderDefinition GetProviderCharacteristics(TProvider provider, TProviderDefinition definition);
         TProvider GetInstance(TProviderDefinition definition);
         ValidationResult Test(TProviderDefinition definition);
+        object ConnectData(TProviderDefinition definition, string stage, IDictionary<string, object> query );
     }
 }

src/NzbDrone.Core/ThingiProvider/ProviderFactory.cs

@@ -81,6 +81,11 @@ namespace NzbDrone.Core.ThingiProvider
             return GetInstance(definition).Test();
         }
 
+        public object ConnectData(TProviderDefinition definition, string stage, IDictionary<string, object> query)
+        {
+            return GetInstance(definition).ConnectData(stage, query);
+        }
+
         public List<TProvider> GetAvailableProviders()
         {
             return Active().Select(GetInstance).ToList();

src/NzbDrone.Core/TinyTwitter.cs

@@ -0,0 +1,291 @@
+using System;
+using System.Collections.Generic;
+using System.Globalization;
+using System.IO;
+using System.Linq;
+using System.Net;
+using System.Security.Cryptography;
+using System.Text;
+using System.Text.RegularExpressions;
+using System.Web.Script.Serialization;
+
+namespace TinyTwitter
+{
+    public class OAuthInfo
+    {
+        public string ConsumerKey { get; set; }
+        public string ConsumerSecret { get; set; }
+        public string AccessToken { get; set; }
+        public string AccessSecret { get; set; }
+    }
+
+    public class Tweet
+    {
+        public long Id { get; set; }
+        public DateTime CreatedAt { get; set; }
+        public string UserName { get; set; }
+        public string ScreenName { get; set; }
+        public string Text { get; set; }
+    }
+
+    public class TinyTwitter
+    {
+        private readonly OAuthInfo oauth;
+
+        public TinyTwitter(OAuthInfo oauth)
+        {
+            this.oauth = oauth;
+        }
+
+        public void UpdateStatus(string message)
+        {
+            new RequestBuilder(oauth, "POST", "https://api.twitter.com/1.1/statuses/update.json")
+                .AddParameter("status", message)
+                .Execute();
+        }
+
+        /**
+         * 
+         * As of June 26th 2015 Direct Messaging is not part of TinyTwitter.
+         * I have added it to Sonarr's copy to make our implementation easier
+         * and added this banner so it's not blindly updated.
+         * 
+         **/
+
+        public void DirectMessage(string message, string screenName)
+        {
+            new RequestBuilder(oauth, "POST", "https://api.twitter.com/1.1/direct_messages/new.json")
+                .AddParameter("text", message)
+                .AddParameter("screen_name", screenName)
+                .Execute();
+        }
+
+        public IEnumerable<Tweet> GetHomeTimeline(long? sinceId = null, long? maxId = null, int? count = 20)
+        {
+            return GetTimeline("https://api.twitter.com/1.1/statuses/home_timeline.json", sinceId, maxId, count, "");
+        }
+
+        public IEnumerable<Tweet> GetMentions(long? sinceId = null, long? maxId = null, int? count = 20)
+        {
+            return GetTimeline("https://api.twitter.com/1.1/statuses/mentions.json", sinceId, maxId, count, "");
+        }
+
+        public IEnumerable<Tweet> GetUserTimeline(long? sinceId = null, long? maxId = null, int? count = 20, string screenName = "")
+        {
+            return GetTimeline("https://api.twitter.com/1.1/statuses/user_timeline.json", sinceId, maxId, count, screenName);
+        }
+
+        private IEnumerable<Tweet> GetTimeline(string url, long? sinceId, long? maxId, int? count, string screenName)
+        {
+            var builder = new RequestBuilder(oauth, "GET", url);
+
+            if (sinceId.HasValue)
+                builder.AddParameter("since_id", sinceId.Value.ToString());
+
+            if (maxId.HasValue)
+                builder.AddParameter("max_id", maxId.Value.ToString());
+
+            if (count.HasValue)
+                builder.AddParameter("count", count.Value.ToString());
+
+            if (screenName != "")
+                builder.AddParameter("screen_name", screenName);
+
+            var responseContent = builder.Execute();
+
+            var serializer = new JavaScriptSerializer();
+
+            var tweets = (object[])serializer.DeserializeObject(responseContent);
+
+            return tweets.Cast<Dictionary<string, object>>().Select(tweet =>
+            {
+                var user = ((Dictionary<string, object>)tweet["user"]);
+                var date = DateTime.ParseExact(tweet["created_at"].ToString(),
+                    "ddd MMM dd HH:mm:ss zz00 yyyy",
+                    CultureInfo.InvariantCulture).ToLocalTime();
+
+                return new Tweet
+                {
+                    Id = (long)tweet["id"],
+                    CreatedAt = date,
+                    Text = (string)tweet["text"],
+                    UserName = (string)user["name"],
+                    ScreenName = (string)user["screen_name"]
+                };
+            }).ToArray();
+        }
+
+        #region RequestBuilder
+
+        public class RequestBuilder
+        {
+            private const string VERSION = "1.0";
+            private const string SIGNATURE_METHOD = "HMAC-SHA1";
+
+            private readonly OAuthInfo oauth;
+            private readonly string method;
+            private readonly IDictionary<string, string> customParameters;
+            private readonly string url;
+
+            public RequestBuilder(OAuthInfo oauth, string method, string url)
+            {
+                this.oauth = oauth;
+                this.method = method;
+                this.url = url;
+                customParameters = new Dictionary<string, string>();
+            }
+
+            public RequestBuilder AddParameter(string name, string value)
+            {
+                customParameters.Add(name, value.EncodeRFC3986());
+                return this;
+            }
+
+            public string Execute()
+            {
+                var timespan = GetTimestamp();
+                var nonce = CreateNonce();
+
+                var parameters = new Dictionary<string, string>(customParameters);
+                AddOAuthParameters(parameters, timespan, nonce);
+
+                var signature = GenerateSignature(parameters);
+                var headerValue = GenerateAuthorizationHeaderValue(parameters, signature);
+
+                var request = (HttpWebRequest)WebRequest.Create(GetRequestUrl());
+                request.Method = method;
+                request.ContentType = "application/x-www-form-urlencoded";
+
+                request.Headers.Add("Authorization", headerValue);
+
+                WriteRequestBody(request);
+
+                // It looks like a bug in HttpWebRequest. It throws random TimeoutExceptions
+                // after some requests. Abort the request seems to work. More info: 
+                // http://stackoverflow.com/questions/2252762/getrequeststream-throws-timeout-exception-randomly
+
+                var response = request.GetResponse();
+
+                string content;
+
+                using (var stream = response.GetResponseStream())
+                {
+                    using (var reader = new StreamReader(stream))
+                    {
+                        content = reader.ReadToEnd();
+                    }
+                }
+
+                request.Abort();
+
+                return content;
+            }
+
+            private void WriteRequestBody(HttpWebRequest request)
+            {
+                if (method == "GET")
+                    return;
+
+                var requestBody = Encoding.ASCII.GetBytes(GetCustomParametersString());
+                using (var stream = request.GetRequestStream())
+                    stream.Write(requestBody, 0, requestBody.Length);
+            }
+
+            private string GetRequestUrl()
+            {
+                if (method != "GET" || customParameters.Count == 0)
+                    return url;
+
+                return string.Format("{0}?{1}", url, GetCustomParametersString());
+            }
+
+            private string GetCustomParametersString()
+            {
+                return customParameters.Select(x => string.Format("{0}={1}", x.Key, x.Value)).Join("&");
+            }
+
+            private string GenerateAuthorizationHeaderValue(IEnumerable<KeyValuePair<string, string>> parameters, string signature)
+            {
+                return new StringBuilder("OAuth ")
+                    .Append(parameters.Concat(new KeyValuePair<string, string>("oauth_signature", signature))
+                                .Where(x => x.Key.StartsWith("oauth_"))
+                                .Select(x => string.Format("{0}=\"{1}\"", x.Key, x.Value.EncodeRFC3986()))
+                                .Join(","))
+                    .ToString();
+            }
+
+            private string GenerateSignature(IEnumerable<KeyValuePair<string, string>> parameters)
+            {
+                var dataToSign = new StringBuilder()
+                    .Append(method).Append("&")
+                    .Append(url.EncodeRFC3986()).Append("&")
+                    .Append(parameters
+                                .OrderBy(x => x.Key)
+                                .Select(x => string.Format("{0}={1}", x.Key, x.Value))
+                                .Join("&")
+                                .EncodeRFC3986());
+
+                var signatureKey = string.Format("{0}&{1}", oauth.ConsumerSecret.EncodeRFC3986(), oauth.AccessSecret.EncodeRFC3986());
+                var sha1 = new HMACSHA1(Encoding.ASCII.GetBytes(signatureKey));
+
+                var signatureBytes = sha1.ComputeHash(Encoding.ASCII.GetBytes(dataToSign.ToString()));
+                return Convert.ToBase64String(signatureBytes);
+            }
+
+            private void AddOAuthParameters(IDictionary<string, string> parameters, string timestamp, string nonce)
+            {
+                parameters.Add("oauth_version", VERSION);
+                parameters.Add("oauth_consumer_key", oauth.ConsumerKey);
+                parameters.Add("oauth_nonce", nonce);
+                parameters.Add("oauth_signature_method", SIGNATURE_METHOD);
+                parameters.Add("oauth_timestamp", timestamp);
+                parameters.Add("oauth_token", oauth.AccessToken);
+            }
+
+            private static string GetTimestamp()
+            {
+                return ((int)(DateTime.UtcNow - new DateTime(1970, 1, 1)).TotalSeconds).ToString();
+            }
+
+            private static string CreateNonce()
+            {
+                return new Random().Next(0x0000000, 0x7fffffff).ToString("X8");
+            }
+        }
+
+        #endregion
+    }
+
+    public static class TinyTwitterHelperExtensions
+    {
+        public static string Join<T>(this IEnumerable<T> items, string separator)
+        {
+            return string.Join(separator, items.ToArray());
+        }
+
+        public static IEnumerable<T> Concat<T>(this IEnumerable<T> items, T value)
+        {
+            return items.Concat(new[] { value });
+        }
+
+        public static string EncodeRFC3986(this string value)
+        {
+            // From Twitterizer http://www.twitterizer.net/
+
+            if (string.IsNullOrEmpty(value))
+                return string.Empty;
+
+            var encoded = Uri.EscapeDataString(value);
+
+            return Regex
+                .Replace(encoded, "(%[0-9a-f][0-9a-f])", c => c.Value.ToUpper())
+                .Replace("(", "%28")
+                .Replace(")", "%29")
+                .Replace("$", "%24")
+                .Replace("!", "%21")
+                .Replace("*", "%2A")
+                .Replace("'", "%27")
+                .Replace("%7E", "~");
+        }
+    }
+}

src/NzbDrone.Core/packages.config

@@ -7,7 +7,9 @@
   <package id="ImageResizer" version="3.4.3" targetFramework="net40" />
   <package id="Newtonsoft.Json" version="6.0.6" targetFramework="net40" />
   <package id="NLog" version="2.1.0" targetFramework="net40" />
+  <package id="OAuth" version="1.0.3" targetFramework="net40" />
   <package id="Prowlin" version="0.9.4456.26422" targetFramework="net40" />
   <package id="RestSharp" version="105.0.1" targetFramework="net40" />
   <package id="ValueInjecter" version="2.3.3" targetFramework="net40" />
+  <package id="TinyTwitter" version="1.1.1" targetFramework="net40" />
 </packages>

src/UI/Form/ActionTemplate.hbs

@@ -0,0 +1,7 @@
+<div class="form-group {{#if advanced}}advanced-setting{{/if}}">
+    <label class="col-sm-3 control-label"></label>
+
+    <div class="col-sm-5">
+        <button class="form-control {{name}}" data-value="{{value}}">{{label}}</button>
+    </div>
+</div>

src/UI/Form/FormBuilder.js

@@ -29,6 +29,10 @@ var _fieldBuilder = function(field) {
         return _templateRenderer.call(field, 'Form/SelectTemplate');
     }
 
+    if (field.type === 'hidden') {
+        return _templateRenderer.call(field, 'Form/HiddenTemplate');
+    }
+
     if (field.type === 'path') {
         return _templateRenderer.call(field, 'Form/PathTemplate');
     }
@@ -37,6 +41,11 @@ var _fieldBuilder = function(field) {
         return _templateRenderer.call(field, 'Form/TagTemplate');
     }
 
+    if (field.type === 'action') {
+        return _templateRenderer.call(field, 'Form/ActionTemplate');
+    }
+
+
     return _templateRenderer.call(field, 'Form/TextboxTemplate');
 };
 

src/UI/Form/HiddenTemplate.hbs

@@ -1,8 +1 @@
-<div class="form-group hidden">
-    <label class="col-sm-3 control-label">{{label}}</label>
-
-    <div class="col-sm-5">
-        <input type="text" name="fields.{{order}}.value" validation-name="{{name}}" spellcheck="false" class="form-control"/>
-    </div>
-    {{> FormHelpPartial}}
-</div>
+<input type="hidden" name="fields.{{order}}.value" validation-name="{{name}}" spellcheck="false"/>

src/UI/Settings/Notifications/Edit/NotificationEditView.js

@@ -13,17 +13,19 @@ var view = Marionette.ItemView.extend({
     template : 'Settings/Notifications/Edit/NotificationEditViewTemplate',
 
     ui : {
-        onDownloadToggle : '.x-on-download',
-        onUpgradeSection : '.x-on-upgrade',
-        tags             : '.x-tags',
-        modalBody        : '.modal-body',
-        formTag          : '.x-form-tag',
-        path             : '.x-path'
+        onDownloadToggle             : '.x-on-download',
+        onUpgradeSection             : '.x-on-upgrade',
+        tags                         : '.x-tags',
+        modalBody                    : '.x-modal-body',
+        formTag                      : '.x-form-tag',
+        path                         : '.x-path',
+        authorizedNotificationButton : '.AuthorizeNotification'
     },
 
     events : {
         'click .x-back'         : '_back',
-        'change .x-on-download' : '_onDownloadChanged'
+        'change .x-on-download' : '_onDownloadChanged',
+        'click .AuthorizeNotification' : '_onAuthorizeNotification'
     },
 
     _deleteView : DeleteView,
@@ -81,6 +83,17 @@ var view = Marionette.ItemView.extend({
         } else {
             this.ui.onUpgradeSection.hide();
         }
+    },
+
+    _onAuthorizeNotification : function() {
+        var self = this;
+        var callbackUrl = window.location.origin + '/oauth.html';
+        this.ui.indicator.show();
+        var promise = this.model.connectData(this.ui.authorizedNotificationButton.data('value') + '?callbackUrl=' + callbackUrl);
+
+        promise.always(function() {
+            self.ui.indicator.hide();
+        });
     }
 });
 

src/UI/Settings/Notifications/Edit/NotificationEditViewTemplate.hbs

@@ -7,7 +7,7 @@
             <h3>Add - {{implementationName}}</h3>
         {{/if}}
     </div>
-    <div class="modal-body notification-modal">
+    <div class="modal-body notification-modal x-modal">
         <div class="form-horizontal">
             <div class="form-group">
                 <label class="col-sm-3 control-label">Name</label>

src/UI/Settings/ProviderSettingsModelBase.js

@@ -1,8 +1,87 @@
 var $ = require('jquery');
+var _ = require('underscore');
 var DeepModel = require('backbone.deepmodel');
 var Messenger = require('../Shared/Messenger');
 
 module.exports = DeepModel.extend({
+    connectData : function(action, initialQueryString) {
+        var self = this;
+
+        this.trigger('connect:sync');
+
+        var promise = $.Deferred();
+
+        var callAction = function(action) {
+            var params = {
+                url             : self.collection.url + '/connectData/' + action,
+                contentType     : 'application/json',
+                data            : JSON.stringify(self.toJSON()),
+                type            : 'POST',
+                isValidatedCall : true
+            };
+
+            var ajaxPromise = $.ajax(params);
+            ajaxPromise.fail(promise.reject);
+
+            ajaxPromise.success(function(response) {
+                if (response.action)
+                {
+                    if (response.action === 'openWindow')
+                    {
+                        window.open(response.url);
+                        var selfWindow = window;
+                        selfWindow.onCompleteOauth = function(query, callback) {
+                            delete selfWindow.onCompleteOauth;
+
+                            if (response.nextStep) {
+                                callAction(response.nextStep + query);
+                            }
+                            else {
+                                promise.resolve(response);
+                            }
+
+                            callback();
+                        };
+
+                        return;
+                    }
+                    else if (response.action === 'updateFields')
+                    {
+                        _.each(self.get('fields'), function (value, index) {
+                            var fieldValue = _.find(response.fields, function (field, key) {
+                                return key === value.name;
+                            });
+
+                            if (fieldValue) {
+                                self.set('fields.' + index + '.value', fieldValue);
+                            }
+                        });
+                    }
+                }
+                if (response.nextStep) {
+                    callAction(response.nextStep);
+                }
+                else {
+                    promise.resolve(response);
+                }
+            });
+        };
+
+        callAction(action, initialQueryString);
+
+        Messenger.monitor({
+            promise        : promise,
+            successMessage : 'Connecting for \'{0}\' completed'.format(this.get('name')),
+            errorMessage   : 'Connecting for \'{0}\' failed'.format(this.get('name'))
+        });
+
+        promise.fail(function(response) {
+            self.trigger('connect:failed', response);
+        });
+
+        return promise;
+    },
+
     test : function() {
         var self = this;
 

src/UI/oauth.html

@@ -0,0 +1,13 @@
+<!DOCTYPE html>
+<html lang="en">
+  <head>
+    <meta charset="utf-8">
+    <title>oauth landing page</title>
+    <script><!-- 
+    	window.opener.onCompleteOauth(window.location.search, function() { window.close(); });
+    --></script>
+  </head>
+  <body>
+    Shouldn't see this
+  </body>
+</html>