mastodon/app/models/tag.rb
2018-12-06 17:36:11 +01:00

73 lines
1.8 KiB
Ruby

# frozen_string_literal: true
# == Schema Information
#
# Table name: tags
#
# id :bigint(8) not null, primary key
# name :string default(""), not null
# created_at :datetime not null
# updated_at :datetime not null
#
class Tag < ApplicationRecord
has_and_belongs_to_many :statuses
has_and_belongs_to_many :accounts
has_one :account_tag_stat, dependent: :destroy
HASHTAG_NAME_RE = '[[:word:]_]*[[:alpha:]_·][[:word:]_]*'
HASHTAG_RE = /(?:^|[^\/\)\w])#(#{HASHTAG_NAME_RE})/i
validates :name, presence: true, uniqueness: true, format: { with: /\A#{HASHTAG_NAME_RE}\z/i }
scope :discoverable, -> { joins(:account_tag_stat).where(AccountTagStat.arel_table[:accounts_count].gt(0)).where(account_tag_stats: { hidden: false }).order(name: :asc) }
scope :hidden, -> { where(account_tag_stats: { hidden: true }) }
delegate :accounts_count,
:accounts_count=,
:increment_count!,
:decrement_count!,
:hidden?,
to: :account_tag_stat
after_save :save_account_tag_stat
def account_tag_stat
super || build_account_tag_stat
end
def to_param
name
end
def history
days = []
7.times do |i|
day = i.days.ago.beginning_of_day.to_i
days << {
day: day.to_s,
uses: Redis.current.get("activity:tags:#{id}:#{day}") || '0',
accounts: Redis.current.pfcount("activity:tags:#{id}:#{day}:accounts").to_s,
}
end
days
end
class << self
def search_for(term, limit = 5)
pattern = sanitize_sql_like(term.strip) + '%'
Tag.where('lower(name) like lower(?)', pattern).order(:name).limit(limit)
end
end
private
def save_account_tag_stat
return unless account_tag_stat&.changed?
account_tag_stat.save
end
end