New API method: /api/v1/search

Returns accounts, statuses, hashtags arrays
This commit is contained in:
Eugen Rochko 2017-03-22 02:32:27 +01:00
parent 98571b0ce4
commit 05cf086766
9 changed files with 99 additions and 17 deletions

View file

@ -115,7 +115,7 @@ class Api::V1::AccountsController < ApiController
end
def search
@accounts = SearchService.new.call(params[:q], limit_param(DEFAULT_ACCOUNTS_LIMIT), params[:resolve] == 'true', current_account)
@accounts = AccountSearchService.new.call(params[:q], limit_param(DEFAULT_ACCOUNTS_LIMIT), params[:resolve] == 'true', current_account)
set_account_counters_maps(@accounts) unless @accounts.nil?

View file

@ -0,0 +1,9 @@
# frozen_string_literal: true
class Api::V1::SearchController < ApiController
respond_to :json
def index
@search = OpenStruct.new(SearchService.new.call(params[:q], 5, params[:resolve] == 'true', current_account))
end
end

View file

@ -222,8 +222,8 @@ SQL
end
def search_for(terms, limit = 10)
textsearch = '(setweight(to_tsvector(\'simple\', accounts.display_name), \'A\') || setweight(to_tsvector(\'simple\', accounts.username), \'B\') || setweight(to_tsvector(\'simple\', coalesce(accounts.domain, \'\')), \'C\'))'
query = 'to_tsquery(\'simple\', \'\'\' \' || ? || \' \'\'\' || \':*\')'
textsearch = '(setweight(to_tsvector(\'simple\', accounts.display_name), \'A\') || setweight(to_tsvector(\'simple\', accounts.username), \'B\') || setweight(to_tsvector(\'simple\', coalesce(accounts.domain, \'\')), \'C\'))'
query = 'to_tsquery(\'simple\', \'\'\' \' || ? || \' \'\'\' || \':*\')'
sql = <<SQL
SELECT

View file

@ -10,4 +10,23 @@ class Tag < ApplicationRecord
def to_param
name
end
class << self
def search_for(terms, limit = 5)
textsearch = 'to_tsvector(\'simple\', tags.name)'
query = 'to_tsquery(\'simple\', \'\'\' \' || ? || \' \'\'\' || \':*\')'
sql = <<SQL
SELECT
tags.*,
ts_rank_cd(#{textsearch}, #{query}) AS rank
FROM tags
WHERE #{query} @@ #{textsearch}
ORDER BY rank DESC
LIMIT ?
SQL
Tag.find_by_sql([sql, terms, terms, limit])
end
end
end

View file

@ -0,0 +1,26 @@
# frozen_string_literal: true
class AccountSearchService < BaseService
def call(query, limit, resolve = false, account = nil)
return [] if query.blank? || query.start_with?('#')
username, domain = query.gsub(/\A@/, '').split('@')
domain = nil if TagManager.instance.local_domain?(domain)
if domain.nil?
exact_match = Account.find_local(username)
results = account.nil? ? Account.search_for(username, limit) : Account.advanced_search_for(username, account, limit)
else
exact_match = Account.find_remote(username, domain)
results = account.nil? ? Account.search_for("#{username} #{domain}", limit) : Account.advanced_search_for("#{username} #{domain}", account, limit)
end
results = [exact_match] + results.reject { |a| a.id == exact_match.id } if exact_match
if resolve && !exact_match && !domain.nil?
results = [FollowRemoteAccountService.new.call("#{username}@#{domain}")]
end
results
end
end

View file

@ -0,0 +1,18 @@
# frozen_string_literal: true
class FetchRemoteResourceService < BaseService
def call(url)
atom_url, body = FetchAtomService.new.call(url)
return nil if atom_url.nil?
xml = Nokogiri::XML(body)
xml.encoding = 'utf-8'
if xml.root.name == 'feed'
FetchRemoteAccountService.new.call(atom_url)
elsif xml.root.name == 'entry'
FetchRemoteStatusService.new.call(atom_url)
end
end
end

View file

@ -2,23 +2,18 @@
class SearchService < BaseService
def call(query, limit, resolve = false, account = nil)
return if query.blank? || query.start_with?('#')
return if query.blank?
username, domain = query.gsub(/\A@/, '').split('@')
domain = nil if TagManager.instance.local_domain?(domain)
results = { accounts: [], hashtags: [], statuses: [] }
if domain.nil?
exact_match = Account.find_local(username)
results = account.nil? ? Account.search_for(username, limit) : Account.advanced_search_for(username, account, limit)
if query =~ /\Ahttps?:\/\//
resource = FetchRemoteResourceService.new.call(query)
results[:accounts] << resource if resource.is_a?(Account)
results[:statuses] << resource if resource.is_a?(Status)
else
exact_match = Account.find_remote(username, domain)
results = account.nil? ? Account.search_for("#{username} #{domain}", limit) : Account.advanced_search_for("#{username} #{domain}", account, limit)
end
results = [exact_match] + results.reject { |a| a.id == exact_match.id } if exact_match
if resolve && !exact_match && !domain.nil?
results = [FollowRemoteAccountService.new.call("#{username}@#{domain}")]
results[:accounts] = AccountSearchService.new.call(query, limit, resolve, account)
results[:hashtags] = Tag.search_for(query.gsub(/\A#/, ''), limit) unless query.start_with?('@')
end
results

View file

@ -0,0 +1,13 @@
object @search
child accounts: :accounts do
extends 'api/v1/accounts/show'
end
node(:hashtags) do |search|
search.hashtags.map(&:name)
end
child statuses: :statuses do
extends 'api/v1/statuses/show'
end

View file

@ -129,6 +129,8 @@ Rails.application.routes.draw do
get '/timelines/public', to: 'timelines#public', as: :public_timeline
get '/timelines/tag/:id', to: 'timelines#tag', as: :hashtag_timeline
get '/search', to: 'search#index', as: :search
resources :follows, only: [:create]
resources :media, only: [:create]
resources :apps, only: [:create]