Remove Neo4J

Gemfile

@@ -43,7 +43,6 @@ gem 'rack-attack'
 gem 'rack-cors', require: 'rack/cors'
 gem 'sidekiq'
 gem 'ledermann-rails-settings'
-gem 'neography'
 gem 'pg_search'
 
 gem 'react-rails'

Gemfile.lock

@@ -132,7 +132,6 @@ GEM
       thread
       thread_safe
     erubis (2.7.0)
-    excon (0.53.0)
     execjs (2.7.0)
     fabrication (2.15.2)
     fast_blank (1.0.0)
@@ -213,19 +212,11 @@ GEM
     mini_portile2 (2.1.0)
     minitest (5.9.1)
     multi_json (1.12.1)
-    neography (1.8.0)
-      excon (>= 0.33.0)
-      json (>= 1.7.7)
-      multi_json (>= 1.3.2)
-      os (>= 0.9.6)
-      rake (>= 0.8.7)
-      rubyzip (>= 1.0.0)
     nio4r (1.2.1)
     nokogiri (1.6.8.1)
       mini_portile2 (~> 2.1.0)
     oj (2.17.3)
     orm_adapter (0.5.0)
-    os (0.9.6)
     ostatus2 (1.0.2)
       addressable (~> 2.4)
       http (~> 2.0)
@@ -339,7 +330,6 @@ GEM
       ruby-progressbar (~> 1.7)
       unicode-display_width (~> 1.0, >= 1.0.1)
     ruby-progressbar (1.8.1)
-    rubyzip (1.2.0)
     safe_yaml (1.0.4)
     sass (3.4.22)
     sass-rails (5.0.6)
@@ -435,7 +425,6 @@ DEPENDENCIES
   letter_opener
   link_header
   lograge
-  neography
   nokogiri
   oj
   ostatus2

app/assets/javascripts/components/features/compose/index.jsx

@@ -3,9 +3,7 @@ import ComposeFormContainer from './containers/compose_form_container';
 import UploadFormContainer from './containers/upload_form_container';
 import NavigationContainer from './containers/navigation_container';
 import PureRenderMixin from 'react-addons-pure-render-mixin';
-import SuggestionsContainer from './containers/suggestions_container';
 import SearchContainer from './containers/search_container';
-import { fetchSuggestions } from '../../actions/suggestions';
 import { connect } from 'react-redux';
 import { mountCompose, unmountCompose } from '../../actions/compose';
 
@@ -19,7 +17,6 @@ const Compose = React.createClass({
 
   componentDidMount () {
     this.props.dispatch(mountCompose());
-    this.props.dispatch(fetchSuggestions());
   },
 
   componentWillUnmount () {
@@ -29,14 +26,10 @@ const Compose = React.createClass({
   render () {
     return (
       <Drawer>
-        <div style={{ flex: '1 1 auto' }}>
-          <SearchContainer />
-          <NavigationContainer />
-          <ComposeFormContainer />
-          <UploadFormContainer />
-        </div>
-
-        <SuggestionsContainer />
+        <SearchContainer />
+        <NavigationContainer />
+        <ComposeFormContainer />
+        <UploadFormContainer />
       </Drawer>
     );
   }

app/assets/javascripts/components/locales/de.jsx

@@ -41,8 +41,6 @@ const en = {
   "search.placeholder": "Suche",
   "search.account": "Konto",
   "search.hashtag": "Hashtag",
-  "suggestions_box.who_to_follow": "Wem folgen",
-  "suggestions_box.refresh": "Aktualisieren",
   "upload_button.label": "Media-Datei anfügen",
   "upload_form.undo": "Entfernen",
   "notification.follow": "{name} folgt dir",

app/assets/javascripts/components/locales/en.jsx

@@ -45,8 +45,6 @@ const en = {
   "search.placeholder": "Search",
   "search.account": "Account",
   "search.hashtag": "Hashtag",
-  "suggestions_box.who_to_follow": "Who to follow",
-  "suggestions_box.refresh": "Refresh",
   "upload_button.label": "Add media",
   "upload_form.undo": "Undo",
   "notification.follow": "{name} followed you",

app/assets/javascripts/components/locales/es.jsx

@@ -42,8 +42,6 @@ const es = {
   "search.placeholder": "Buscar",
   "search.account": "Cuenta",
   "search.hashtag": "Etiqueta",
-  "suggestions_box.who_to_follow": "A quién seguir",
-  "suggestions_box.refresh": "Refrescar",
   "upload_button.label": "Añadir medio",
   "upload_form.undo": "Deshacer",
   "notification.follow": "{name} le esta ahora siguiendo",

app/assets/javascripts/components/locales/fr.jsx

@@ -41,8 +41,6 @@ const fr = {
   "search.placeholder": "Chercher",
   "search.account": "Compte",
   "search.hashtag": "Mot-clé",
-  "suggestions_box.who_to_follow": "Suggestions",
-  "suggestions_box.refresh": "Rafraîchir",
   "upload_button.label": "Joindre un média",
   "upload_form.undo": "Annuler",
   "notification.follow": "{name} s’est abonné⋅e à vos statuts",

app/assets/javascripts/components/locales/pt.jsx

@@ -40,8 +40,6 @@ const pt = {
   "search.placeholder": "Busca",
   "search.account": "Conta",
   "search.hashtag": "Hashtag",
-  "suggestions_box.who_to_follow": "Quem seguir",
-  "suggestions_box.refresh": "Recarregar",
   "upload_button.label": "Adicionar media",
   "upload_form.undo": "Desfazer"
 };

app/assets/javascripts/components/reducers/user_lists.jsx

@@ -4,7 +4,6 @@ import {
   FOLLOWING_FETCH_SUCCESS,
   FOLLOWING_EXPAND_SUCCESS
 } from '../actions/accounts';
-import { SUGGESTIONS_FETCH_SUCCESS } from '../actions/suggestions';
 import {
   REBLOGS_FETCH_SUCCESS,
   FAVOURITES_FETCH_SUCCESS
@@ -14,7 +13,6 @@ import Immutable from 'immutable';
 const initialState = Immutable.Map({
   followers: Immutable.Map(),
   following: Immutable.Map(),
-  suggestions: Immutable.List(),
   reblogged_by: Immutable.Map(),
   favourited_by: Immutable.Map()
 });
@@ -42,8 +40,6 @@ export default function userLists(state = initialState, action) {
       return normalizeList(state, 'following', action.id, action.accounts, action.next);
     case FOLLOWING_EXPAND_SUCCESS:
       return appendToList(state, 'following', action.id, action.accounts, action.next);
-    case SUGGESTIONS_FETCH_SUCCESS:
-      return state.set('suggestions', Immutable.List(action.accounts.map(item => item.id)));
     case REBLOGS_FETCH_SUCCESS:
       return state.setIn(['reblogged_by', action.id], Immutable.List(action.accounts.map(item => item.id)));
     case FAVOURITES_FETCH_SUCCESS:

app/controllers/api/v1/accounts_controller.rb

@@ -46,16 +46,6 @@ def followers
     render action: :index
   end
 
-  def common_followers
-    @accounts = @account.common_followers_with(current_user.account)
-    render action: :index
-  end
-
-  def suggestions
-    @accounts = FollowSuggestion.get(current_user.account_id)
-    render action: :index
-  end
-
   def statuses
     @statuses = @account.statuses.paginate_by_max_id(DEFAULT_STATUSES_LIMIT, params[:max_id], params[:since_id]).to_a
     @statuses = cache(@statuses)

app/models/account.rb

@@ -130,15 +130,6 @@ def to_param
     username
   end
 
-  def common_followers_with(other_account)
-    results  = Neography::Rest.new.execute_query('MATCH (a {account_id: {a_id}})-[:follows]->(b)-[:follows]->(c {account_id: {c_id}}) RETURN b.account_id', a_id: id, c_id: other_account.id)
-    ids      = results['data'].map(&:first)
-    accounts = Account.where(id: ids).with_counters.limit(20).map { |a| [a.id, a] }.to_h
-    ids.map { |id| accounts[id] }.compact
-  rescue Neography::NeographyError, Excon::Error::Socket
-    []
-  end
-
   class << self
     def find_local!(username)
       find_remote!(username, nil)

app/models/follow.rb

@@ -27,32 +27,4 @@ def object_type
   def title
     destroyed? ? "#{account.acct} is no longer following #{target_account.acct}" : "#{account.acct} started following #{target_account.acct}"
   end
-
-  after_create  :add_to_graph
-  after_destroy :remove_from_graph
-
-  def sync!
-    add_to_graph
-  end
-
-  private
-
-  def add_to_graph
-    neo = Neography::Rest.new
-
-    a = neo.create_unique_node('account_index', 'Account', account_id.to_s, account_id: account_id)
-    b = neo.create_unique_node('account_index', 'Account', target_account_id.to_s, account_id: target_account_id)
-
-    neo.create_unique_relationship('follow_index', 'Follow', id.to_s, 'follows', a, b)
-  rescue Neography::NeographyError, Excon::Error::Socket => e
-    Rails.logger.error e
-  end
-
-  def remove_from_graph
-    neo = Neography::Rest.new
-    rel = neo.get_relationship_index('follow_index', 'Follow', id.to_s)
-    neo.delete_relationship(rel)
-  rescue Neography::NeographyError, Excon::Error::Socket => e
-    Rails.logger.error e
-  end
 end