Commit e21a3fe0 authored by Eugen Rochko's avatar Eugen Rochko

Adding sync of follow relationships to Neo4J, accounts/suggestions API

parent 91144d46
......@@ -21,3 +21,4 @@ public/assets
.env
.env.*
node_modules/
neo4j/
......@@ -39,6 +39,7 @@ gem 'will_paginate'
gem 'rack-attack'
gem 'sidekiq'
gem 'ledermann-rails-settings'
gem 'neography'
gem 'react-rails'
gem 'browserify-rails'
......
......@@ -97,6 +97,7 @@ GEM
dotenv (= 2.1.1)
railties (>= 4.0, < 5.1)
erubis (2.7.0)
excon (0.53.0)
execjs (2.7.0)
fabrication (2.15.2)
fast_blank (1.0.0)
......@@ -165,13 +166,21 @@ GEM
mime-types-data (3.2016.0521)
mimemagic (0.3.0)
mini_portile2 (2.1.0)
minitest (5.9.0)
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 (1.0.1)
addressable (~> 2.4)
http (~> 2.0)
......@@ -236,7 +245,7 @@ GEM
rake (>= 0.8.7)
thor (>= 0.18.1, < 2.0)
rainbow (2.1.0)
rake (11.2.2)
rake (11.3.0)
rdoc (4.2.2)
json (~> 1.4)
react-rails (1.8.2)
......@@ -281,6 +290,7 @@ 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)
......@@ -370,6 +380,7 @@ DEPENDENCIES
letter_opener
link_header
lograge
neography
nokogiri
oj
ostatus2
......
import api from '../api';
export const SUGGESTIONS_FETCH_REQUEST = 'SUGGESTIONS_FETCH_REQUEST';
export const SUGGESTIONS_FETCH_SUCCESS = 'SUGGESTIONS_FETCH_SUCCESS';
export const SUGGESTIONS_FETCH_FAIL = 'SUGGESTIONS_FETCH_FAIL';
export function fetchSuggestions() {
return (dispatch, getState) => {
api(getState).get('/api/v1/accounts/suggestions').then(response => {
console.log(response.data);
}).catch(error => {
console.error(error);
});
};
};
class Api::V1::AccountsController < ApiController
before_action :doorkeeper_authorize!
before_action :set_account, except: :verify_credentials
before_action :set_account, except: [:verify_credentials, :suggestions]
respond_to :json
def show
......@@ -19,6 +19,10 @@ class Api::V1::AccountsController < ApiController
@followers = @account.followers
end
def suggestions
@accounts = FollowSuggestion.get(current_user.account_id)
end
def statuses
@statuses = @account.statuses.with_includes.with_counters.paginate_by_max_id(20, params[:max_id], params[:since_id]).to_a
end
......
......@@ -22,4 +22,28 @@ class Follow < ApplicationRecord
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
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 => 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 => e
Rails.logger.error e
end
end
class FollowSuggestion
def self.get(for_account_id)
neo = Neography::Rest.new
account_ids = neo.execute_query('START a=node:account_index(Account={id}) MATCH (a)-[:follows]->(b)-[:follows]->(c) WHERE a <> c AND NOT (a)-[:follows]->(c) RETURN DISTINCT c.account_id', id: for_account_id)
Account.where(id: account_ids['data'].first) unless account_ids.empty?
end
end
collection @accounts
extends('api/v1/accounts/show')
......@@ -22,8 +22,8 @@ module Mastodon
# config.i18n.load_path += Dir[Rails.root.join('my', 'locales', '*.{rb,yml}').to_s]
# config.i18n.default_locale = :de
config.paths.add File.join('app', 'api'), glob: File.join('**', '*.rb')
config.autoload_paths += Dir[Rails.root.join('app', 'api', '*')]
# config.paths.add File.join('app', 'api'), glob: File.join('**', '*.rb')
# config.autoload_paths += Dir[Rails.root.join('app', 'api', '*')]
config.active_job.queue_adapter = :sidekiq
......
Neography.configure do |config|
config.protocol = "http"
config.server = ENV['NEO4J_HOST'] || 'localhost'
config.port = ENV['NEO4J_PORT'] || 7474
end
......@@ -73,6 +73,7 @@ Rails.application.routes.draw do
collection do
get :relationships
get :verify_credentials
get :suggestions
end
member do
......
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