Hide blocked users from more places (#12733)

* Hide blocked, muted, and blocked-by users from toot favourite lists

* Hide blocked, muted, and blocked-by users from toot reblog lists

* Hide blocked, muted, and blocked-by users from followers/following (API)

* Fix tests

* Hide blocked, muted, and blocked-by users from followers/following on public pages

12 files changed, 128 insertions, 18 deletions

diff --git a/app/controllers/api/v1/accounts/follower_accounts_controller.rb b/app/controllers/api/v1/accounts/follower_accounts_controller.rb
index 950e9acf0..e360b8a92 100644
--- a/app/controllers/api/v1/accounts/follower_accounts_controller.rb
+++ b/app/controllers/api/v1/accounts/follower_accounts_controller.rb
@@ -21,7 +21,9 @@ class Api::V1::Accounts::FollowerAccountsController < Api::BaseController
   def load_accounts
     return [] if hide_results?
 
-    default_accounts.merge(paginated_follows).to_a
+    scope = default_accounts
+    scope = scope.where.not(id: current_account.excluded_from_timeline_account_ids) unless current_account.nil?
+    scope.merge(paginated_follows).to_a
   end
 
   def hide_results?
diff --git a/app/controllers/api/v1/accounts/following_accounts_controller.rb b/app/controllers/api/v1/accounts/following_accounts_controller.rb
index b1433af5e..a405b365f 100644
--- a/app/controllers/api/v1/accounts/following_accounts_controller.rb
+++ b/app/controllers/api/v1/accounts/following_accounts_controller.rb
@@ -21,7 +21,9 @@ class Api::V1::Accounts::FollowingAccountsController < Api::BaseController
   def load_accounts
     return [] if hide_results?
 
-    default_accounts.merge(paginated_follows).to_a
+    scope = default_accounts
+    scope = scope.where.not(id: current_account.excluded_from_timeline_account_ids) unless current_account.nil?
+    scope.merge(paginated_follows).to_a
   end
 
   def hide_results?
diff --git a/app/controllers/api/v1/statuses/favourited_by_accounts_controller.rb b/app/controllers/api/v1/statuses/favourited_by_accounts_controller.rb
index 657e57831..99eff360e 100644
--- a/app/controllers/api/v1/statuses/favourited_by_accounts_controller.rb
+++ b/app/controllers/api/v1/statuses/favourited_by_accounts_controller.rb
@@ -17,7 +17,9 @@ class Api::V1::Statuses::FavouritedByAccountsController < Api::BaseController
   private
 
   def load_accounts
-    default_accounts.merge(paginated_favourites).to_a
+    scope = default_accounts
+    scope = scope.where.not(id: current_account.excluded_from_timeline_account_ids) unless current_account.nil?
+    scope.merge(paginated_favourites).to_a
   end
 
   def default_accounts
diff --git a/app/controllers/api/v1/statuses/reblogged_by_accounts_controller.rb b/app/controllers/api/v1/statuses/reblogged_by_accounts_controller.rb
index 6851099f6..cc285ad23 100644
--- a/app/controllers/api/v1/statuses/reblogged_by_accounts_controller.rb
+++ b/app/controllers/api/v1/statuses/reblogged_by_accounts_controller.rb
@@ -17,7 +17,9 @@ class Api::V1::Statuses::RebloggedByAccountsController < Api::BaseController
   private
 
   def load_accounts
-    default_accounts.merge(paginated_statuses).to_a
+    scope = default_accounts
+    scope = scope.where.not(id: current_account.excluded_from_timeline_account_ids) unless current_account.nil?
+    scope.merge(paginated_statuses).to_a
   end
 
   def default_accounts
diff --git a/app/controllers/follower_accounts_controller.rb b/app/controllers/follower_accounts_controller.rb
index ef183eca7..7103749ad 100644
--- a/app/controllers/follower_accounts_controller.rb
+++ b/app/controllers/follower_accounts_controller.rb
@@ -36,7 +36,11 @@ class FollowerAccountsController < ApplicationController
   private
 
   def follows
-    @follows ||= Follow.where(target_account: @account).recent.page(params[:page]).per(FOLLOW_PER_PAGE).preload(:account)
+    return @follows if defined?(@follows)
+
+    scope = Follow.where(target_account: @account)
+    scope = scope.where.not(account_id: current_account.excluded_from_timeline_account_ids) if user_signed_in?
+    @follows = scope.recent.page(params[:page]).per(FOLLOW_PER_PAGE).preload(:account)
   end
 
   def page_requested?
diff --git a/app/controllers/following_accounts_controller.rb b/app/controllers/following_accounts_controller.rb
index fb1eaaa37..6c8fb84d8 100644
--- a/app/controllers/following_accounts_controller.rb
+++ b/app/controllers/following_accounts_controller.rb
@@ -36,7 +36,11 @@ class FollowingAccountsController < ApplicationController
   private
 
   def follows
-    @follows ||= Follow.where(account: @account).recent.page(params[:page]).per(FOLLOW_PER_PAGE).preload(:target_account)
+    return @follows if defined?(@follows)
+
+    scope = Follow.where(account: @account)
+    scope = scope.where.not(target_account_id: current_account.excluded_from_timeline_account_ids) if user_signed_in?
+    @follows = scope.recent.page(params[:page]).per(FOLLOW_PER_PAGE).preload(:target_account)
   end
 
   def page_requested?
diff --git a/spec/controllers/api/v1/accounts/follower_accounts_controller_spec.rb b/spec/controllers/api/v1/accounts/follower_accounts_controller_spec.rb
index 75e0570e9..54587187f 100644
--- a/spec/controllers/api/v1/accounts/follower_accounts_controller_spec.rb
+++ b/spec/controllers/api/v1/accounts/follower_accounts_controller_spec.rb
@@ -3,19 +3,38 @@ require 'rails_helper'
 describe Api::V1::Accounts::FollowerAccountsController do
   render_views
 
-  let(:user)  { Fabricate(:user, account: Fabricate(:account, username: 'alice')) }
-  let(:token) { Fabricate(:accessible_access_token, resource_owner_id: user.id, scopes: 'read:accounts') }
+  let(:user)    { Fabricate(:user, account: Fabricate(:account, username: 'alice')) }
+  let(:token)   { Fabricate(:accessible_access_token, resource_owner_id: user.id, scopes: 'read:accounts') }
+  let(:account) { Fabricate(:account) }
+  let(:alice)   { Fabricate(:account) }
+  let(:bob)     { Fabricate(:account) }
 
   before do
-    Fabricate(:follow, target_account: user.account)
+    alice.follow!(account)
+    bob.follow!(account)
     allow(controller).to receive(:doorkeeper_token) { token }
   end
 
   describe 'GET #index' do
     it 'returns http success' do
-      get :index, params: { account_id: user.account.id, limit: 1 }
+      get :index, params: { account_id: account.id, limit: 2 }
 
       expect(response).to have_http_status(200)
     end
+
+    it 'returns accounts following the given account' do
+      get :index, params: { account_id: account.id, limit: 2 }
+
+      expect(body_as_json.size).to eq 2
+      expect([body_as_json[0][:id], body_as_json[1][:id]]).to match_array([alice.id.to_s, bob.id.to_s])
+    end
+
+    it 'does not return blocked users' do
+      user.account.block!(bob)
+      get :index, params: { account_id: account.id, limit: 2 }
+
+      expect(body_as_json.size).to eq 1
+      expect(body_as_json[0][:id]).to eq alice.id.to_s
+    end
   end
 end
diff --git a/spec/controllers/api/v1/accounts/following_accounts_controller_spec.rb b/spec/controllers/api/v1/accounts/following_accounts_controller_spec.rb
index 7f7105ad3..a580a7368 100644
--- a/spec/controllers/api/v1/accounts/following_accounts_controller_spec.rb
+++ b/spec/controllers/api/v1/accounts/following_accounts_controller_spec.rb
@@ -3,19 +3,38 @@ require 'rails_helper'
 describe Api::V1::Accounts::FollowingAccountsController do
   render_views
 
-  let(:user)  { Fabricate(:user, account: Fabricate(:account, username: 'alice')) }
-  let(:token) { Fabricate(:accessible_access_token, resource_owner_id: user.id, scopes: 'read:accounts') }
+  let(:user)    { Fabricate(:user, account: Fabricate(:account, username: 'alice')) }
+  let(:token)   { Fabricate(:accessible_access_token, resource_owner_id: user.id, scopes: 'read:accounts') }
+  let(:account) { Fabricate(:account) }
+  let(:alice)   { Fabricate(:account) }
+  let(:bob)     { Fabricate(:account) }
 
   before do
-    Fabricate(:follow, account: user.account)
+    account.follow!(alice)
+    account.follow!(bob)
     allow(controller).to receive(:doorkeeper_token) { token }
   end
 
   describe 'GET #index' do
     it 'returns http success' do
-      get :index, params: { account_id: user.account.id, limit: 1 }
+      get :index, params: { account_id: account.id, limit: 2 }
 
       expect(response).to have_http_status(200)
     end
+
+    it 'returns accounts followed by the given account' do
+      get :index, params: { account_id: account.id, limit: 2 }
+
+      expect(body_as_json.size).to eq 2
+      expect([body_as_json[0][:id], body_as_json[1][:id]]).to match_array([alice.id.to_s, bob.id.to_s])
+    end
+
+    it 'does not return blocked users' do
+      user.account.block!(bob)
+      get :index, params: { account_id: account.id, limit: 2 }
+
+      expect(body_as_json.size).to eq 1
+      expect(body_as_json[0][:id]).to eq alice.id.to_s
+    end
   end
 end
diff --git a/spec/controllers/api/v1/statuses/favourited_by_accounts_controller_spec.rb b/spec/controllers/api/v1/statuses/favourited_by_accounts_controller_spec.rb
index 40f75c700..f053ae573 100644
--- a/spec/controllers/api/v1/statuses/favourited_by_accounts_controller_spec.rb
+++ b/spec/controllers/api/v1/statuses/favourited_by_accounts_controller_spec.rb
@@ -6,6 +6,8 @@ RSpec.describe Api::V1::Statuses::FavouritedByAccountsController, type: :control
   let(:user)  { Fabricate(:user, account: Fabricate(:account, username: 'alice')) }
   let(:app)   { Fabricate(:application, name: 'Test app', website: 'http://testapp.com') }
   let(:token) { Fabricate(:accessible_access_token, resource_owner_id: user.id, application: app, scopes: 'read:accounts') }
+  let(:alice) { Fabricate(:account) }
+  let(:bob)   { Fabricate(:account) }
 
   context 'with an oauth token' do
     before do
@@ -16,14 +18,28 @@ RSpec.describe Api::V1::Statuses::FavouritedByAccountsController, type: :control
       let(:status) { Fabricate(:status, account: user.account) }
 
       before do
-        Fabricate(:favourite, status: status)
+        Favourite.create!(account: alice, status: status)
+        Favourite.create!(account: bob, status: status)
       end
 
       it 'returns http success' do
-        get :index, params: { status_id: status.id, limit: 1 }
+        get :index, params: { status_id: status.id, limit: 2 }
         expect(response).to have_http_status(200)
         expect(response.headers['Link'].links.size).to eq(2)
       end
+
+      it 'returns accounts who favorited the status' do
+        get :index, params: { status_id: status.id, limit: 2 }
+        expect(body_as_json.size).to eq 2
+      expect([body_as_json[0][:id], body_as_json[1][:id]]).to match_array([alice.id.to_s, bob.id.to_s])
+      end
+
+      it 'does not return blocked users' do
+        user.account.block!(bob)
+        get :index, params: { status_id: status.id, limit: 2 }
+        expect(body_as_json.size).to eq 1
+        expect(body_as_json[0][:id]).to eq alice.id.to_s
+      end
     end
   end
 
diff --git a/spec/controllers/api/v1/statuses/reblogged_by_accounts_controller_spec.rb b/spec/controllers/api/v1/statuses/reblogged_by_accounts_controller_spec.rb
index d758786dc..60908b7b3 100644
--- a/spec/controllers/api/v1/statuses/reblogged_by_accounts_controller_spec.rb
+++ b/spec/controllers/api/v1/statuses/reblogged_by_accounts_controller_spec.rb
@@ -6,6 +6,8 @@ RSpec.describe Api::V1::Statuses::RebloggedByAccountsController, type: :controll
   let(:user)  { Fabricate(:user, account: Fabricate(:account, username: 'alice')) }
   let(:app)   { Fabricate(:application, name: 'Test app', website: 'http://testapp.com') }
   let(:token) { Fabricate(:accessible_access_token, resource_owner_id: user.id, application: app, scopes: 'read:accounts') }
+  let(:alice) { Fabricate(:account) }
+  let(:bob)   { Fabricate(:account) }
 
   context 'with an oauth token' do
     before do
@@ -16,14 +18,28 @@ RSpec.describe Api::V1::Statuses::RebloggedByAccountsController, type: :controll
       let(:status) { Fabricate(:status, account: user.account) }
 
       before do
-        Fabricate(:status, reblog_of_id: status.id)
+        Fabricate(:status, account: alice, reblog_of_id: status.id)
+        Fabricate(:status, account: bob, reblog_of_id: status.id)
       end
 
       it 'returns http success' do
-        get :index, params: { status_id: status.id, limit: 1 }
+        get :index, params: { status_id: status.id, limit: 2 }
         expect(response).to have_http_status(200)
         expect(response.headers['Link'].links.size).to eq(2)
       end
+
+      it 'returns accounts who reblogged the status' do
+        get :index, params: { status_id: status.id, limit: 2 }
+        expect(body_as_json.size).to eq 2
+      expect([body_as_json[0][:id], body_as_json[1][:id]]).to match_array([alice.id.to_s, bob.id.to_s])
+      end
+
+      it 'does not return blocked users' do
+        user.account.block!(bob)
+        get :index, params: { status_id: status.id, limit: 2 }
+        expect(body_as_json.size).to eq 1
+        expect(body_as_json[0][:id]).to eq alice.id.to_s
+      end
     end
   end
 
diff --git a/spec/controllers/follower_accounts_controller_spec.rb b/spec/controllers/follower_accounts_controller_spec.rb
index 83032ab64..34a0cf3f4 100644
--- a/spec/controllers/follower_accounts_controller_spec.rb
+++ b/spec/controllers/follower_accounts_controller_spec.rb
@@ -22,6 +22,18 @@ describe FollowerAccountsController do
         expect(assigned[0]).to eq follow1
         expect(assigned[1]).to eq follow0
       end
+
+      it 'does not assign blocked users' do
+        user = Fabricate(:user)
+        user.account.block!(follower0)
+        sign_in(user)
+
+        expect(response).to have_http_status(200)
+
+        assigned = assigns(:follows).to_a
+        expect(assigned.size).to eq 1
+        expect(assigned[0]).to eq follow1
+      end
     end
 
     context 'when format is json' do
diff --git a/spec/controllers/following_accounts_controller_spec.rb b/spec/controllers/following_accounts_controller_spec.rb
index d5e4ee587..e9a1f597d 100644
--- a/spec/controllers/following_accounts_controller_spec.rb
+++ b/spec/controllers/following_accounts_controller_spec.rb
@@ -22,6 +22,18 @@ describe FollowingAccountsController do
         expect(assigned[0]).to eq follow1
         expect(assigned[1]).to eq follow0
       end
+
+      it 'does not assign blocked users' do
+        user = Fabricate(:user)
+        user.account.block!(followee0)
+        sign_in(user)
+
+        expect(response).to have_http_status(200)
+
+        assigned = assigns(:follows).to_a
+        expect(assigned.size).to eq 1
+        expect(assigned[0]).to eq follow1
+      end
     end
 
     context 'when format is json' do