Remove Neo4J

This commit is contained in:
Eugen Rochko
2016-11-24 23:46:27 +01:00
parent fca183968e
commit 8efa081f21
23 changed files with 6 additions and 323 deletions

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@ -1,37 +0,0 @@
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) => {
dispatch(fetchSuggestionsRequest());
api(getState).get('/api/v1/accounts/suggestions').then(response => {
dispatch(fetchSuggestionsSuccess(response.data));
}).catch(error => {
dispatch(fetchSuggestionsFail(error));
});
};
};
export function fetchSuggestionsRequest() {
return {
type: SUGGESTIONS_FETCH_REQUEST
};
};
export function fetchSuggestionsSuccess(accounts) {
return {
type: SUGGESTIONS_FETCH_SUCCESS,
accounts: accounts
};
};
export function fetchSuggestionsFail(error) {
return {
type: SUGGESTIONS_FETCH_FAIL,
error: error
};
};

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@ -1,86 +0,0 @@
import PureRenderMixin from 'react-addons-pure-render-mixin';
import ImmutablePropTypes from 'react-immutable-proptypes';
import AccountContainer from '../../../containers/account_container';
import { FormattedMessage } from 'react-intl';
const outerStyle = {
position: 'relative'
};
const headerStyle = {
fontSize: '14px',
fontWeight: '500',
display: 'block',
padding: '10px',
color: '#9baec8',
background: '#454b5e',
overflow: 'hidden'
};
const nextStyle = {
display: 'inline-block',
float: 'right',
fontWeight: '400',
color: '#2b90d9'
};
const SuggestionsBox = React.createClass({
propTypes: {
accountIds: ImmutablePropTypes.list,
perWindow: React.PropTypes.number
},
getInitialState () {
return {
index: 0
};
},
getDefaultProps () {
return {
perWindow: 2
};
},
mixins: [PureRenderMixin],
handleNextClick (e) {
e.preventDefault();
let newIndex = this.state.index + 1;
if (this.props.accountIds.skip(this.props.perWindow * newIndex).size === 0) {
newIndex = 0;
}
this.setState({ index: newIndex });
},
render () {
const { accountIds, perWindow } = this.props;
if (!accountIds || accountIds.size === 0) {
return <div />;
}
let nextLink = '';
if (accountIds.size > perWindow) {
nextLink = <a href='#' style={nextStyle} onClick={this.handleNextClick}><FormattedMessage id='suggestions_box.refresh' defaultMessage='Refresh' /></a>;
}
return (
<div style={outerStyle}>
<strong style={headerStyle}>
<FormattedMessage id='suggestions_box.who_to_follow' defaultMessage='Who to follow' /> {nextLink}
</strong>
{accountIds.skip(perWindow * this.state.index).take(perWindow).map(accountId => <AccountContainer key={accountId} id={accountId} withNote={false} />)}
</div>
);
}
});
export default SuggestionsBox;

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@ -1,8 +0,0 @@
import { connect } from 'react-redux';
import SuggestionsBox from '../components/suggestions_box';
const mapStateToProps = (state) => ({
accountIds: state.getIn(['user_lists', 'suggestions'])
});
export default connect(mapStateToProps)(SuggestionsBox);

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@ -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>
);
}

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@ -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",

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@ -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",

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@ -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",

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@ -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} sest abonné⋅e à vos statuts",

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@ -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"
};

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@ -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:

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@ -46,16 +46,6 @@ class Api::V1::AccountsController < ApiController
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)

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@ -130,15 +130,6 @@ class Account < ApplicationRecord
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)

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@ -27,32 +27,4 @@ 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
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

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@ -1,50 +0,0 @@
# frozen_string_literal: true
class FollowSuggestion
class << self
def get(for_account_id, limit = 10)
neo = Neography::Rest.new
query = <<END
MATCH (a {account_id: {id}})-[:follows]->(b)-[:follows]->(c)
WHERE a <> c
AND NOT (a)-[:follows]->(c)
RETURN DISTINCT c.account_id, count(b), c.nodeRank
ORDER BY count(b) DESC, c.nodeRank DESC
LIMIT {limit}
END
results = neo.execute_query(query, id: for_account_id, limit: limit)
if results.empty? || results['data'].empty?
results = fallback(for_account_id, limit)
elsif results['data'].size < limit
results['data'] = (results['data'] + fallback(for_account_id, limit - results['data'].size)['data']).uniq
end
account_ids = results['data'].map(&:first)
blocked_ids = Block.where(account_id: for_account_id).pluck(:target_account_id)
accounts_map = Account.where(id: account_ids - blocked_ids).with_counters.map { |a| [a.id, a] }.to_h
account_ids.map { |id| accounts_map[id] }.compact
rescue Neography::NeographyError, Excon::Error::Socket => e
Rails.logger.error e
return []
end
private
def fallback(for_account_id, limit)
neo = Neography::Rest.new
query = <<END
MATCH (b)
RETURN b.account_id
ORDER BY b.nodeRank DESC
LIMIT {limit}
END
neo.execute_query(query, id: for_account_id, limit: limit)
end
end
end