Contents

# frozen_string_literal: true

require 'iecbib/hit'
require "addressable/uri"

module Iecbib
  # Page of hit collection.
  class HitCollection < Array

    DOMAIN = 'https://webstore.iec.ch'

    # @return [TrueClass, FalseClass]
    attr_reader :fetched

    # @return [String]
    attr_reader :text

    # @return [String]
    attr_reader :year

    # @param ref_nbr [String]
    # @param year [String]
    def initialize(ref_nbr, year = nil) #(text, hit_pages = nil)
      @text = ref_nbr
      @year = year
      from, to = nil
      if year
        from = Date.strptime year, '%Y'
        to   = from.next_year.prev_day
      end
      url  = "#{DOMAIN}/searchkey&RefNbr=#{ref_nbr}&From=#{from}&To=#{to}&start=1"
      doc  = Nokogiri::HTML OpenURI.open_uri(::Addressable::URI.parse(url).normalize)
      hits = doc.css('ul.search-results > li').map do |h|
        link  = h.at('a[@href!="#"]')
        code  = link.text.tr [194, 160].pack('c*').force_encoding('UTF-8'), ''
        title = h.xpath('text()').text.gsub(/[\r\n]/, '')
        url   = DOMAIN + link[:href]
        Hit.new({ code: code, title: title, url: url }, self)
      end
      concat hits
      # concat(hits.map { |h| Hit.new(h, self) })
      @fetched = false
      # @hit_pages = hit_pages
    end

    # @return [Iecbib::HitCollection]
    def fetch
      workers = WorkersPool.new 4
      workers.worker(&:fetch)
      each do |hit|
        workers << hit
      end
      workers.end
      workers.result
      @fetched = true
      self
    end

    def to_s
      inspect
    end

    def inspect
      "<#{self.class}:#{format('%#.14x', object_id << 1)} @fetched=#{@fetched}>"
    end
  end
end

Version data entries

4 entries across 4 versions & 1 rubygems

Version	Path
iecbib-0.2.2	lib/iecbib/hit_collection.rb
iecbib-0.2.1	lib/iecbib/hit_collection.rb
iecbib-0.2.0	lib/iecbib/hit_collection.rb
iecbib-0.1.2	lib/iecbib/hit_collection.rb