Adding a block model and filter mentions from blocked users (fix #60)

app/controllers/application_controller.rb

@@ -10,7 +10,7 @@ class ApplicationController < ActionController::Base
   rescue_from ActionController::RoutingError, with: :not_found
   rescue_from ActiveRecord::RecordNotFound, with: :not_found
 
-  before_action :store_current_location, :unless => :devise_controller?
+  before_action :store_current_location, unless: :devise_controller?
 
   def raise_not_found
     raise ActionController::RoutingError, "No route matches #{params[:unmatched_route]}"

app/lib/feed_manager.rb

@@ -40,13 +40,13 @@ class FeedManager
   end
 
   # Filter status out of the home feed if it is a reply to someone the user doesn't follow
-  def filter_from_home?(status, follower)
+  def filter_from_home?(status, receiver)
     replied_to_user = status.reply? ? status.thread.account : nil
-    (status.reply? && !(follower.id == replied_to_user.id || replied_to_user.id == status.account_id || follower.following?(replied_to_user)))
+    (status.reply? && !(receiver.id == replied_to_user.id || replied_to_user.id == status.account_id || receiver.following?(replied_to_user)))
   end
 
-  def filter_from_mentions?(status, follower)
-    false
+  def filter_from_mentions?(status, receiver)
+    receiver.blocking?(status.account) || (status.reblog? && receiver.blocking?(status.reblog.account))
   end
 
   def inline_render(target_account, status)

app/models/account.rb

@@ -33,8 +33,12 @@ class Account < ApplicationRecord
   has_many :active_relationships,  class_name: 'Follow', foreign_key: 'account_id',        dependent: :destroy
   has_many :passive_relationships, class_name: 'Follow', foreign_key: 'target_account_id', dependent: :destroy
 
-  has_many :following, through: :active_relationships,  source: :target_account
-  has_many :followers, through: :passive_relationships, source: :account
+  has_many :following, -> { order('follows.created_at desc') }, through: :active_relationships,  source: :target_account
+  has_many :followers, -> { order('follows.created_at desc') }, through: :passive_relationships, source: :account
+
+  # Block relationships
+  has_many :block_relationships, class_name: 'Block', foreign_key: 'account_id', dependent: :destroy
+  has_many :blocking, -> { order('blocks.created_at desc') }, through: :block_relationships, source: :target_account
 
   has_many :media_attachments, dependent: :destroy
 
@@ -57,6 +61,10 @@ class Account < ApplicationRecord
     following.include?(other_account)
   end
 
+  def blocking?(other_account)
+    blocking.include?(other_account)
+  end
+
   def local?
     domain.nil?
   end

app/models/block.rb

@@ -0,0 +1,7 @@
+class Block < ApplicationRecord
+  belongs_to :account
+  belongs_to :target_account, class_name: 'Account'
+
+  validates :account, :target_account, presence: true
+  validates :account_id, uniqueness: { scope: :target_account_id }
+end

app/models/stream_entry.rb

@@ -47,7 +47,7 @@ class StreamEntry < ApplicationRecord
   end
 
   def mentions
-    activity.respond_to?(:mentions) ? activity.mentions.map { |x| x.account } : []
+    activity.respond_to?(:mentions) ? activity.mentions.map(&:account) : []
   end
 
   def activity

app/services/precompute_feed_service.rb

@@ -7,7 +7,7 @@ class PrecomputeFeedService < BaseService
     instant_return = []
 
     Status.send("as_#{type}_timeline", account).order('created_at desc').limit(FeedManager::MAX_ITEMS).find_each do |status|
-      next FeedManager.instance.filter?(type, status, account)
+      next if FeedManager.instance.filter?(type, status, account)
       redis.zadd(FeedManager.instance.key(type, account.id), status.id, status.id)
       instant_return << status unless instant_return.size > limit
     end