Rate Us feature added

Author: ujjwalagrawal17

app/src/main/java/fr/free/nrw/commons/theme/NavigationBaseActivity.java

@@ -5,6 +5,7 @@
 import android.content.ActivityNotFoundException;
 import android.content.Context;
 import android.content.Intent;
+import android.net.Uri;
 import android.support.annotation.NonNull;
 import android.support.design.widget.NavigationView;
 import android.support.v4.widget.DrawerLayout;
@@ -132,6 +133,17 @@ public boolean onNavigationItemSelected(@NonNull final MenuItem item) {
                     Toast.makeText(this, R.string.no_email_client, Toast.LENGTH_SHORT).show();
                 }
                 return true;
+            case R.id.action_rate:
+                drawerLayout.closeDrawer(navigationView);
+                final String appPackageName = getPackageName();
+                Toast.makeText(this, appPackageName, Toast.LENGTH_SHORT).show();
+                try {
+                    startActivity(new Intent(Intent.ACTION_VIEW, Uri.parse("market://details?id=" + appPackageName)));
+                }
+                catch (android.content.ActivityNotFoundException anfe) {
+                    startActivity(new Intent(Intent.ACTION_VIEW, Uri.parse("https://play.google.com/store/apps/details?id=" + appPackageName)));
+                }
+                return true;
             case R.id.action_logout:
                 new AlertDialog.Builder(this)
                         .setMessage(R.string.logout_verification)

app/src/main/res/drawable-hdpi/ic_star_black_24dp.png

@@ -30,6 +30,11 @@
         android:icon="@drawable/ic_feedback_black_24dp"
         android:title="@string/navigation_item_feedback"/>
 
+    <item
+        android:id="@+id/action_rate"
+        android:icon="@drawable/ic_star_black_24dp"
+        android:title="@string/navigation_item_rate"/>
+
     <item
         android:id="@+id/action_logout"
         android:icon="@drawable/ic_exit_to_app_black_24dp"

app/src/main/res/drawable-mdpi/ic_star_black_24dp.png

@@ -225,4 +225,5 @@
   <string name="notifications_thank_you_edit">Thank you for making an edit</string>
   <string name="notifications_mention">%1$s mentioned you on %2$s.</string>
   <string name="toggle_view_button">Toggle view</string>
+    <string name="navigation_item_rate">Rate Us</string>
 </resources>