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whippy-edition/app/services/search_service.rb
luigi eb51e43fb4
Optimize some regex matching (#15528)
* Use Regex#match?

* Replace =~ too

* Avoid to call match? from Nil

* Keep value of Regexp.last_match
2021-01-22 10:09:08 +01:00

130 lines
3.8 KiB
Ruby

# frozen_string_literal: true
class SearchService < BaseService
def call(query, account, limit, options = {})
@query = query&.strip
@account = account
@options = options
@limit = limit.to_i
@offset = options[:type].blank? ? 0 : options[:offset].to_i
@resolve = options[:resolve] || false
default_results.tap do |results|
next if @query.blank? || @limit.zero?
if url_query?
results.merge!(url_resource_results) unless url_resource.nil? || @offset.positive? || (@options[:type].present? && url_resource_symbol != @options[:type].to_sym)
elsif @query.present?
results[:accounts] = perform_accounts_search! if account_searchable?
results[:statuses] = perform_statuses_search! if full_text_searchable?
results[:hashtags] = perform_hashtags_search! if hashtag_searchable?
end
end
end
private
def perform_accounts_search!
AccountSearchService.new.call(
@query,
@account,
limit: @limit,
resolve: @resolve,
offset: @offset
)
end
def perform_statuses_search!
definition = parsed_query.apply(StatusesIndex.filter(term: { searchable_by: @account.id }))
if @options[:account_id].present?
definition = definition.filter(term: { account_id: @options[:account_id] })
end
if @options[:min_id].present? || @options[:max_id].present?
range = {}
range[:gt] = @options[:min_id].to_i if @options[:min_id].present?
range[:lt] = @options[:max_id].to_i if @options[:max_id].present?
definition = definition.filter(range: { id: range })
end
results = definition.limit(@limit).offset(@offset).objects.compact
account_ids = results.map(&:account_id)
account_domains = results.map(&:account_domain)
preloaded_relations = relations_map_for_account(@account, account_ids, account_domains)
results.reject { |status| StatusFilter.new(status, @account, preloaded_relations).filtered? }
rescue Faraday::ConnectionFailed, Parslet::ParseFailed
[]
end
def perform_hashtags_search!
TagSearchService.new.call(
@query,
limit: @limit,
offset: @offset,
exclude_unreviewed: @options[:exclude_unreviewed]
)
end
def default_results
{ accounts: [], hashtags: [], statuses: [] }
end
def url_query?
@resolve && /\Ahttps?:\/\//.match?(@query)
end
def url_resource_results
{ url_resource_symbol => [url_resource] }
end
def url_resource
@_url_resource ||= ResolveURLService.new.call(@query, on_behalf_of: @account)
end
def url_resource_symbol
url_resource.class.name.downcase.pluralize.to_sym
end
def full_text_searchable?
return false unless Chewy.enabled?
statuses_search? && !@account.nil? && !((@query.start_with?('#') || @query.include?('@')) && !@query.include?(' '))
end
def account_searchable?
account_search? && !(@query.start_with?('#') || (@query.include?('@') && @query.include?(' ')))
end
def hashtag_searchable?
hashtag_search? && !@query.include?('@')
end
def account_search?
@options[:type].blank? || @options[:type] == 'accounts'
end
def hashtag_search?
@options[:type].blank? || @options[:type] == 'hashtags'
end
def statuses_search?
@options[:type].blank? || @options[:type] == 'statuses'
end
def relations_map_for_account(account, account_ids, domains)
{
blocking: Account.blocking_map(account_ids, account.id),
blocked_by: Account.blocked_by_map(account_ids, account.id),
muting: Account.muting_map(account_ids, account.id),
following: Account.following_map(account_ids, account.id),
domain_blocking_by_domain: Account.domain_blocking_map_by_domain(domains, account.id),
}
end
def parsed_query
SearchQueryTransformer.new.apply(SearchQueryParser.new.parse(@query))
end
end