require_dependency 'screening_model' # A ScreenedUrl record represents a URL that is being watched. # If the URL is found in a post, some action can be performed. # For now, nothing is done. We're just collecting the data and will decide # what to do with it later. class ScreenedUrl < ActiveRecord::Base include ScreeningModel default_action :do_nothing before_validation :normalize validates :url, presence: true, uniqueness: true validates :domain, presence: true def normalize self.url = ScreenedUrl.normalize_url(self.url) if self.url self.domain = self.domain.downcase.sub(/^www\./, '') if self.domain end def self.watch(url, domain, opts = {}) find_match(url) || create(opts.slice(:action_type, :ip_address).merge(url: url, domain: domain)) end def self.find_match(url) find_by_url normalize_url(url) end def self.normalize_url(url) normalized = url.gsub(/http(s?):\/\//i, '') normalized.gsub!(/(\/)+$/, '') # trim trailing slashes normalized.gsub!(/^([^\/]+)(?:\/)?/) { |m| m.downcase } # downcase the domain part of the url normalized end end # == Schema Information # # Table name: screened_urls # # id :integer not null, primary key # url :string(255) not null # domain :string(255) not null # action_type :integer not null # match_count :integer default(0), not null # last_match_at :datetime # created_at :datetime not null # updated_at :datetime not null # ip_address :inet # # Indexes # # index_screened_urls_on_last_match_at (last_match_at) # index_screened_urls_on_url (url) UNIQUE #