Add Facebook sharing from thanks page

app/src/main/AndroidManifest.xml

@@ -69,11 +69,17 @@
       android:name=".ui.activities.TwoFactorActivity"
       android:theme="@style/Login" />
 
-    <activity android:name="com.facebook.FacebookActivity"
+    <activity
+      android:name="com.facebook.FacebookActivity"
       android:configChanges="keyboard|keyboardHidden|screenLayout|screenSize|orientation"
       android:theme="@android:style/Theme.Translucent.NoTitleBar"
       android:label="@string/app_name" />
 
+    <provider
+      android:authorities="com.facebook.app.FacebookContentProvider10153359799336694"
+      android:name="com.facebook.FacebookContentProvider"
+      android:exported="true"/>
+
     <activity android:name="net.hockeyapp.android.UpdateActivity" />
   </application>
 

app/src/main/java/com/kickstarter/KsrApplication.java

@@ -3,6 +3,7 @@ package com.kickstarter;
 import android.app.Application;
 import android.content.Context;
 
+import com.facebook.FacebookSdk;
 import com.squareup.leakcanary.LeakCanary;
 import com.squareup.leakcanary.RefWatcher;
 
@@ -49,6 +50,8 @@ public class KsrApplication extends Application {
     component().inject(this);
 
     CookieHandler.setDefault(cookieManager);
+
+    FacebookSdk.sdkInitialize(this);
   }
 
   public ApplicationComponent component() {

app/src/main/java/com/kickstarter/presenters/ThanksPresenter.java

@@ -22,6 +22,7 @@ import rx.subjects.PublishSubject;
 
 public class ThanksPresenter extends Presenter<ThanksActivity> {
   private final PublishSubject<Void> doneClick = PublishSubject.create();
+  private final PublishSubject<Void> facebookClick = PublishSubject.create();
   private final PublishSubject<Void> shareClick = PublishSubject.create();
   private final PublishSubject<Void> twitterClick = PublishSubject.create();
 
@@ -41,6 +42,10 @@ public class ThanksPresenter extends Presenter<ThanksActivity> {
       .observeOn(AndroidSchedulers.mainThread())
       .subscribe(vp -> vp.first.show(vp.second)));
 
+    addSubscription(RxUtils.takeWhen(viewAndProject, facebookClick)
+      .observeOn(AndroidSchedulers.mainThread())
+      .subscribe(vp -> vp.first.startFacebookShareIntent(vp.second)));
+
     addSubscription(RxUtils.takeWhen(viewAndProject, shareClick)
       .observeOn(AndroidSchedulers.mainThread())
       .subscribe(vp -> vp.first.startShareIntent(vp.second)));
@@ -72,6 +77,10 @@ public class ThanksPresenter extends Presenter<ThanksActivity> {
     doneClick.onNext(null);
   }
 
+  public void takeFacebookClick() {
+    facebookClick.onNext(null);
+  }
+
   public void takeShareClick() {
     shareClick.onNext(null);
   }

app/src/main/java/com/kickstarter/ui/activities/LoginToutActivity.java

@@ -25,8 +25,6 @@ public class LoginToutActivity extends BaseActivity<LoginToutPresenter> {
   protected void onCreate(final Bundle savedInstanceState) {
     super.onCreate(savedInstanceState);
 
-    FacebookSdk.sdkInitialize(this.getApplicationContext());
-
     setContentView(R.layout.login_tout_layout);
     ButterKnife.bind(this);
 

app/src/main/java/com/kickstarter/ui/activities/ThanksActivity.java

@@ -3,6 +3,7 @@ package com.kickstarter.ui.activities;
 import android.content.Intent;
 import android.graphics.drawable.Animatable;
 import android.graphics.drawable.Drawable;
+import android.net.Uri;
 import android.os.Bundle;
 import android.os.Handler;
 import android.support.v7.widget.LinearLayoutManager;
@@ -12,6 +13,9 @@ import android.view.View;
 import android.widget.ImageView;
 import android.widget.TextView;
 
+import com.facebook.CallbackManager;
+import com.facebook.share.model.ShareLinkContent;
+import com.facebook.share.widget.ShareDialog;
 import com.kickstarter.R;
 import com.kickstarter.libs.BaseActivity;
 import com.kickstarter.libs.RequiresPresenter;
@@ -32,7 +36,9 @@ public class ThanksActivity extends BaseActivity<ThanksPresenter> {
   @Bind(R.id.recommended_projects_recycler_view) RecyclerView recommendedProjectsRecyclerView;
   @Bind(R.id.woohoo_background) ImageView woohooBackgroundImageView;
 
+  CallbackManager facebookCallbackManager;
   ProjectCardMiniAdapter projectCardMiniAdapter;
+  ShareDialog shareDialog;
 
   @Override
   protected void onCreate(final Bundle savedInstanceState) {
@@ -41,6 +47,9 @@ public class ThanksActivity extends BaseActivity<ThanksPresenter> {
     setContentView(R.layout.thanks_layout);
     ButterKnife.bind(this);
 
+    facebookCallbackManager = CallbackManager.Factory.create(); // TODO: Use this to track Facebook shares
+    shareDialog = new ShareDialog(this);
+
     final LinearLayoutManager layoutManager = new LinearLayoutManager(this);
     layoutManager.setOrientation(LinearLayoutManager.HORIZONTAL);
     recommendedProjectsRecyclerView.setLayoutManager(layoutManager);
@@ -67,11 +76,28 @@ public class ThanksActivity extends BaseActivity<ThanksPresenter> {
     presenter.takeShareClick();
   }
 
+  @OnClick(R.id.facebook_button)
+  public void onFacebookButtonClick(final View view) {
+    presenter.takeFacebookClick();
+  }
+
   @OnClick(R.id.twitter_button)
   public void onTwitterButtonClick(final View view) {
     presenter.takeTwitterClick();
   }
 
+  public void startFacebookShareIntent(final Project project) {
+    if (ShareDialog.canShow(ShareLinkContent.class)) {
+      ShareLinkContent content = new ShareLinkContent.Builder()
+        .setContentTitle(project.name())
+        .setContentDescription(shareString(project))
+        .setContentUrl(Uri.parse(project.secureWebProjectUrl()))
+        .build();
+
+      shareDialog.show(content);
+    }
+  }
+
   public void startShareIntent(final Project project) {
     final Intent intent = new Intent(android.content.Intent.ACTION_SEND)
       .setType("text/plain")

app/src/main/res/drawable/button_facebook.xml

@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="utf-8"?>
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+  <item android:state_selected="true">
+    <shape>
+      <solid android:color="@color/facebook_blue"/>
+      <corners android:radius="@dimen/button_corner_radius"/>
+    </shape>
+  </item>
+  <item android:state_pressed="true">
+    <shape>
+      <solid android:color="@color/facebook_blue"/>
+      <corners android:radius="@dimen/button_corner_radius"/>
+    </shape>
+  </item>
+  <item>
+    <shape>
+      <solid android:color="@color/facebook_blue"/>
+      <corners android:radius="@dimen/button_corner_radius"/>
+    </shape>
+  </item>
+</selector>

app/src/main/res/layout/thanks_layout.xml

@@ -61,20 +61,28 @@
         <Button
           android:id="@+id/facebook_button"
           android:layout_width="match_parent"
-          android:layout_height="wrap_content"
+          android:layout_height="@dimen/grid_5"
+          android:layout_marginLeft="@dimen/keyline_1_half"
           android:layout_weight="1"
-          android:layout_marginRight="@dimen/keyline_1_half"
-          android:text="Facebook Stub" />
+          android:paddingRight="@dimen/grid_3"
+          android:background="@drawable/button_facebook"
+          android:drawableLeft="@drawable/ic_social_facebook"
+          android:drawableStart="@drawable/ic_social_facebook"
+          android:text="@string/Share"
+          android:textAllCaps="false"
+          android:textAppearance="@style/TextAppearance.AppCompat.Button"
+          android:textColor="@color/white" />
 
         <Button
           android:id="@+id/twitter_button"
           android:layout_width="match_parent"
           android:layout_height="@dimen/grid_5"
           android:layout_marginLeft="@dimen/keyline_1_half"
+          android:layout_marginRight="3dp"
           android:layout_weight="1"
           android:paddingLeft="@dimen/grid_1"
           android:paddingRight="@dimen/grid_2"
-          android:background="@drawable/button_twitter_blue"
+          android:background="@drawable/button_twitter"
           android:drawableLeft="@drawable/ic_social_twitter"
           android:drawableStart="@drawable/ic_social_twitter"
           android:text="@string/Tweet"
@@ -86,6 +94,7 @@
 
       <Button
         android:id="@+id/share_button"
+        android:layout_marginLeft="4dp"
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
         android:onClick="onShareClick"

app/src/main/res/values/colors.xml

@@ -57,5 +57,6 @@
   <color name="blue_darken_10">#0087E6</color>
 
   <!-- Third-party colors -->
+  <color name="facebook_blue">#3b5998</color>
   <color name="twitter_blue">#00aced</color>
 </resources>

app/src/main/res/values/strings.xml

@@ -2,7 +2,9 @@
   <string name="app_name">Kickstarter</string>
 
   <!-- Settings -->
-  <!-- TODO: Switch app_id in different environments. The app_id here is the Kickstarter app in development mode. -->
+
+  <!-- TODO: Switch app_id in different environments. The app_id here is the Kickstarter app in development mode.
+    The app id is also replicated for FacebookContentProvider in AndroidManifest.xml -->
   <string name="facebook_app_id">10153359799336694</string>
   <string name="hockey_app_id">ecdab725861a76c38d60b5ae44dbe9f2</string>
 

assets/social-facebook.svg

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Generator: Adobe Illustrator 16.2.1, SVG Export Plug-In . SVG Version: 6.00 Build 0)  -->
+<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">
+<svg version="1.1" id="Layer_1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px"
+	 width="512px" height="512px" viewBox="0 0 512 512" style="enable-background:new 0 0 512 512;" xml:space="preserve">
+<path d="M288,192v-38.1c0-17.2,3.8-25.9,30.5-25.9H352V64h-55.9c-68.5,0-91.1,31.4-91.1,85.3V192h-45v64h45v192h83V256h56.4l7.6-64
+	H288z"/>
+</svg>

assets/social-twitter.svg

@@ -1,14 +1,12 @@
 <?xml version="1.0" encoding="utf-8"?>
-<!-- Generator: Adobe Illustrator 19.1.0, SVG Export Plug-In . SVG Version: 6.00 Build 0)  -->
+<!-- Generator: Adobe Illustrator 16.2.1, SVG Export Plug-In . SVG Version: 6.00 Build 0)  -->
+<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">
 <svg version="1.1" id="Layer_1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px"
-	 viewBox="-49 141 512 512" style="enable-background:new -49 141 512 512;" xml:space="preserve">
-<style type="text/css">
-	.st0{fill:#FFFFFF;}
-</style>
-<path class="st0" d="M443,250.5c-17.4,7.7-36,12.9-55.6,15.3c20-12,35.4-31,42.6-53.6c-18.7,11.1-39.4,19.2-61.5,23.5
-	c-17.7-18.9-42.9-30.7-70.7-30.7c-53.5,0-96.8,43.4-96.8,96.9c0,7.6,0.8,15,2.5,22.1C123,320,51.6,281.4,3.9,222.7
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+	 width="512px" height="512px" viewBox="0 0 512 512" style="enable-background:new 0 0 512 512;" xml:space="preserve">
+<path d="M492,109.5c-17.4,7.7-36,12.9-55.6,15.3c20-12,35.4-31,42.6-53.6c-18.7,11.1-39.4,19.2-61.5,23.5
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 </svg>