Added location support to Twitter and Facebook

.gitignore

@@ -1,12 +1,15 @@
-*.ide
-.DS_Store
-*.userprefs
-*.user
-*.suo
-*.quicktest
-bin
-obj
+*.ide
+.DS_Store
+*.userprefs
+*.user
+*.suo
+*.quicktest
+bin
+obj
 test-results
-components
-.xpkg
-docs
+src/Components
+samples/
+ components
+ .xpkg
+ docs
+StyleCop.Cache

src/Xamarin.Social.Android/Xamarin.Social.Android.csproj

@@ -96,6 +96,9 @@
     <Compile Include="..\..\Xamarin.Auth\src\Xamarin.Auth\WebEx.cs">
       <Link>WebEx.cs</Link>
     </Compile>
+    <Compile Include="..\Xamarin.Social\Location.cs">
+      <Link>Location.cs</Link>
+    </Compile>
   </ItemGroup>
   <ItemGroup>
     <Folder Include="Services\" />

src/Xamarin.Social.iOS/Xamarin.Social.iOS.csproj

@@ -10,6 +10,7 @@
     <OutputType>Library</OutputType>
     <RootNamespace>Xamarin.Social</RootNamespace>
     <AssemblyName>Xamarin.Social.iOS</AssemblyName>
+    <SynchReleaseVersion>false</SynchReleaseVersion>
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
     <DebugSymbols>True</DebugSymbols>
@@ -46,7 +47,7 @@
     <Reference Include="System.Json" />
     <Reference Include="Xamarin.iOS" />
     <Reference Include="Xamarin.Mobile">
-      <HintPath>..\Components\xamarin.mobile-0.7.5\lib\ios-unified\Xamarin.Mobile.dll</HintPath>
+      <HintPath>..\..\..\..\Components\xamarin.mobile-0.7.6\lib\ios-unified\Xamarin.Mobile.dll</HintPath>
     </Reference>
   </ItemGroup>
   <Import Project="$(MSBuildExtensionsPath)\Xamarin\iOS\Xamarin.iOS.CSharp.targets" />
@@ -105,6 +106,9 @@
     <Compile Include="..\..\Xamarin.Auth\src\Xamarin.Auth\WebEx.cs">
       <Link>WebEx.cs</Link>
     </Compile>
+    <Compile Include="..\Xamarin.Social\Location.cs">
+      <Link>Location.cs</Link>
+    </Compile>
   </ItemGroup>
   <ItemGroup>
     <Folder Include="Services\" />
@@ -117,7 +121,7 @@
   </ItemGroup>
   <ItemGroup>
     <XamarinComponentReference Include="xamarin.mobile">
-      <Version>0.7.5</Version>
+      <Version>0.7.6</Version>
       <Visible>False</Visible>
     </XamarinComponentReference>
   </ItemGroup>

src/Xamarin.Social/Item.cs

@@ -124,6 +124,22 @@ public bool HasAttachments {
 		/// </summary>
 		public IList<FileData> Files { get; set; }
 
+        private Location location = null;
+		/// <summary>
+		/// Gets or sets the location associated with this item.
+		/// </summary>
+		public Location Location { 
+			get {
+				if (location == null) {
+					location = new Location ();
+				}
+				return location;
+			} 
+			set {
+				location = value;
+			}
+		}
+
 #if SUPPORT_VIDEO
 		/// <summary>
 		/// Attached video.

src/Xamarin.Social/Location.cs

@@ -0,0 +1,31 @@
+//
+//   Copyright 2013, Michael Henke
+//
+//     Licensed under the Apache License, Version 2.0 (the "License");
+//     you may not use this file except in compliance with with the License.
+//     You may obtain a copy of the License at
+//
+//         http://www.apache.org/licenses/LICENSE-2.0
+//
+//     Unless required by applicable law or agreed to in writing, software
+//     distributed under the License is distributed on an "AS IS" BASIS,
+//     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+//     See the License for the specific language governing permissions and
+//     limitations under the License.
+//
+using System;
+
+namespace Xamarin.Social
+{
+	public class Location
+	{
+		public double Latitude { get; set; }
+
+		public double Longitude { get; set; }
+
+		public Location ()
+		{
+		}
+	}
+}
+

src/Xamarin.Social/Services/FacebookService.cs

@@ -20,6 +20,8 @@
 using System.Text;
 using System.Threading;
 using Xamarin.Auth;
+using System.Diagnostics;
+using System.Json;
 
 namespace Xamarin.Social.Services
 {
@@ -75,8 +77,48 @@ static string GetValueFromJson (string json, string key)
 			return r;
 		}
 
-		public override Task ShareItemAsync (Item item, Account account, CancellationToken cancellationToken)
+		public async override Task ShareItemAsync (Item item, Account account, CancellationToken cancellationToken)
 		{
+			string placeId = null;
+
+			if (item.Location.Latitude != 0 && item.Location.Longitude != 0)
+			{
+				Request placeRequest = CreateRequest("GET", new Uri ("https://graph.facebook.com/search"), account);
+
+				placeRequest.Parameters ["type"] = "place";
+				placeRequest.Parameters ["center"] = item.Location.Latitude.ToString() + "," + item.Location.Longitude.ToString();
+				placeRequest.Parameters ["distance"] = "100";
+
+                var reqTask = await placeRequest.GetResponseAsync(cancellationToken).ConfigureAwait(false);
+
+                var obj = JsonObject.Parse(reqTask.GetResponseText());
+
+				if (obj.ContainsKey("data") && obj["data"].Count > 0 && obj["data"][0].ContainsKey("id"))
+					placeId = obj ["data"] [0] ["id"];
+
+                await ShareItemWithLocationAsync(item, account, placeId, cancellationToken).ConfigureAwait(false);
+
+                return;
+			} 
+			else
+			{
+                try
+                {
+                    await ShareItemWithLocationAsync(item, account, null, cancellationToken).ConfigureAwait(false);
+                }
+                catch(Exception e)
+                {
+                    #if DEBUG
+                    throw(e);
+                    #endif
+                }
+                return;
+			}
+		}
+
+		public Task ShareItemWithLocationAsync (Item item, Account account, string placeId, CancellationToken cancellationToken)
+		{
+
 			Request req;
 
 			if (item.Images.Count > 0) {
@@ -90,21 +132,29 @@ public override Task ShareItemAsync (Item item, Account account, CancellationTok
 					message.Append (l.AbsoluteUri);
 				}
 				req.AddMultipartData ("message", message.ToString ());
+				if (placeId != null) {
+
+					req.AddMultipartData("place", placeId);
+				}
 			}
 			else {
 				req = CreateRequest ("POST", new Uri ("https://graph.facebook.com/me/feed"), account);
 				req.Parameters["message"] = item.Text;
 				if (item.Links.Count > 0) {
 					req.Parameters["link"] = item.Links.First ().AbsoluteUri;
 				}
+				if (placeId != null) {
+
+					req.Parameters.Add("place", placeId);
+				}
 			}
 
 			return req.GetResponseAsync (cancellationToken).ContinueWith (reqTask => {
 				var content = reqTask.Result.GetResponseText ();
 				if (!content.Contains ("\"id\"")) {
 					throw new SocialException ("Facebook returned an unrecognized response.");
 				}
-			});
+            });
 		}
 	}
 }

src/Xamarin.Social/Services/TwitterService.cs

@@ -71,10 +71,68 @@ public override Task ShareItemAsync (Item item, Account account, CancellationTok
 			if (item.Images.Count == 0) {
 				req = CreateRequest ("POST", new Uri ("https://api.twitter.com/1.1/statuses/update.json"), account);
 				req.Parameters["status"] = status;
+				if (item.Location.Latitude != 0 && item.Location.Longitude != 0) {
+					req.Parameters ["lat"] = item.Location.Latitude.ToString();
+					req.Parameters ["long"] = item.Location.Longitude.ToString();
+				}
 			}
 			else {
 				req = CreateRequest ("POST", new Uri ("https://api.twitter.com/1.1/statuses/update_with_media.json"), account);
 				req.AddMultipartData ("status", status);
+				if (item.Location.Latitude != 0 && item.Location.Longitude != 0) {
+					req.AddMultipartData ("lat", item.Location.Latitude.ToString());
+					req.AddMultipartData ("long", item.Location.Longitude.ToString());
+				}
+				foreach (var i in item.Images.Take (MaxImages)) {
+					i.AddToRequest (req, "media[]");
+				}
+			}
+
+			//
+			// Send it
+			//
+			return req.GetResponseAsync (cancellationToken);/*.ContinueWith ((Task<Response> reqTask) => {
+				var content = reqTask.Result.GetResponseText ();
+				if (!content.Contains ("<status")) {
+					throw new SocialException ("Twitter did not return the expected response.");
+				}
+			});*/
+		}
+
+		public Task ShareItemWithLocationAsync (Item item, Account account, string placeId, CancellationToken cancellationToken)
+		{
+			//
+			// Combine the links into the tweet
+			//
+			var sb = new StringBuilder ();
+			sb.Append (item.Text);
+			foreach (var l in item.Links) {
+				sb.Append (" ");
+				sb.Append (l.AbsoluteUri);
+			}
+			var status = sb.ToString ();
+
+			//
+			// Create the request
+			//
+			Request req;
+			if (item.Images.Count == 0) {
+				req = CreateRequest ("POST", new Uri ("https://api.twitter.com/1.1/statuses/update.json"), account);
+				req.Parameters["status"] = status;
+				if (item.Location.Latitude != 0 && item.Location.Longitude != 0) {
+					req.Parameters ["lat"] = item.Location.Latitude.ToString();
+					req.Parameters ["long"] = item.Location.Longitude.ToString();
+					req.Parameters ["place_id"] = placeId;
+				}
+			}
+			else {
+				req = CreateRequest ("POST", new Uri ("https://api.twitter.com/1.1/statuses/update_with_media.json"), account);
+				req.AddMultipartData ("status", status);
+				if (item.Location.Latitude != 0 && item.Location.Longitude != 0) {
+					req.AddMultipartData ("lat", item.Location.Latitude.ToString());
+					req.AddMultipartData ("long", item.Location.Longitude.ToString());
+					req.AddMultipartData ("place_id", placeId);
+				}
 				foreach (var i in item.Images.Take (MaxImages)) {
 					i.AddToRequest (req, "media[]");
 				}

src/Xamarin.Social/Xamarin.Social.csproj

@@ -77,6 +77,7 @@
     <Compile Include="..\..\Xamarin.Auth\src\Xamarin.Auth\WebEx.cs">
       <Link>WebEx.cs</Link>
     </Compile>
+    <Compile Include="Location.cs" />
   </ItemGroup>
   <Import Project="$(MSBuildBinPath)\Microsoft.CSharp.targets" />
   <ItemGroup />