From c605b828b53165cb0161a1885e03202013b63f52 Mon Sep 17 00:00:00 2001
From: Eugen Rochko <eugen@zeonfederated.com>
Date: Sun, 6 Mar 2016 12:51:55 +0100
Subject: [PATCH] Adding routes to follow, unfollow, favourite and reblog
 (locally known models)

---
 app/controllers/accounts_controller.rb       | 11 +++++++++++
 app/controllers/stream_entries_controller.rb | 16 ++++++++++++++++
 app/services/favourite_service.rb            | 19 +++++++++++++++++++
 config/routes.rb                             | 12 +++++++++++-
 4 files changed, 57 insertions(+), 1 deletion(-)
 create mode 100644 app/services/favourite_service.rb

diff --git a/app/controllers/accounts_controller.rb b/app/controllers/accounts_controller.rb
index 156926927c..9e2e160b23 100644
--- a/app/controllers/accounts_controller.rb
+++ b/app/controllers/accounts_controller.rb
@@ -3,6 +3,7 @@ class AccountsController < ApplicationController
 
   before_action :set_account
   before_action :set_webfinger_header
+  before_action :authenticate_user!, only: [:follow, :unfollow]
 
   def show
     @statuses = @account.statuses.order('id desc').includes(thread: [:account], reblog: [:account], stream_entry: [])
@@ -13,6 +14,16 @@ class AccountsController < ApplicationController
     end
   end
 
+  def follow
+    current_user.account.follow!(@account)
+    redirect_to root_path
+  end
+
+  def unfollow
+    current_user.account.unfollow!(@account)
+    redirect_to root_path
+  end
+
   private
 
   def set_account
diff --git a/app/controllers/stream_entries_controller.rb b/app/controllers/stream_entries_controller.rb
index cbf7bfdff5..293cc6d81a 100644
--- a/app/controllers/stream_entries_controller.rb
+++ b/app/controllers/stream_entries_controller.rb
@@ -3,6 +3,8 @@ class StreamEntriesController < ApplicationController
 
   before_action :set_account
   before_action :set_stream_entry
+  before_action :authenticate_user!, only: [:reblog, :favourite]
+  before_action :only_statuses!, only: [:reblog, :favourite]
 
   def show
     @type = @stream_entry.activity_type.downcase
@@ -13,6 +15,16 @@ class StreamEntriesController < ApplicationController
     end
   end
 
+  def reblog
+    ReblogService.new.(current_user.account, @stream_entry.activity)
+    redirect_to root_path
+  end
+
+  def favourite
+    FavouriteService.new.(current_user.account, @stream_entry.activity)
+    redirect_to root_path
+  end
+
   private
 
   def set_account
@@ -22,4 +34,8 @@ class StreamEntriesController < ApplicationController
   def set_stream_entry
     @stream_entry = @account.stream_entries.find(params[:id])
   end
+
+  def only_statuses!
+    redirect_to root_url unless @stream_entry.activity_type == 'Status'
+  end
 end
diff --git a/app/services/favourite_service.rb b/app/services/favourite_service.rb
new file mode 100644
index 0000000000..547811e73a
--- /dev/null
+++ b/app/services/favourite_service.rb
@@ -0,0 +1,19 @@
+class FavouriteService < BaseService
+  # Favourite a status and notify remote user
+  # @param [Account] account
+  # @param [Status] status
+  # @return [Favourite]
+  def call(account, status)
+    favourite = Favourite.create!(account: account, status: status)
+    account.ping!(account_url(account, format: 'atom'), [Rails.configuration.x.hub_url])
+    return favourite if status.local?
+    send_interaction_service.(favourite.stream_entry, status.account)
+    favourite
+  end
+
+  private
+
+  def send_interaction_service
+    @send_interaction_service ||= SendInteractionService.new
+  end
+end
diff --git a/config/routes.rb b/config/routes.rb
index 8014a2fb26..3167cbdeb9 100644
--- a/config/routes.rb
+++ b/config/routes.rb
@@ -9,7 +9,17 @@ Rails.application.routes.draw do
   }
 
   resources :accounts, path: 'users', only: [:show], param: :username do
-    resources :stream_entries, path: 'updates', only: [:show]
+    member do
+      post :follow
+      post :unfollow
+    end
+
+    resources :stream_entries, path: 'updates', only: [:show] do
+      member do
+        post :reblog
+        post :favourite
+      end
+    end
   end
 
   namespace :api do