Contents

require 'open-uri'
require 'net/http'
require 'nokogiri'
require 'mechanize'

require_relative 'error.rb'
require_relative 'pupil.rb'

module EgeParser

  class Parser

    attr_writer :auth_agent

    def auth_agent
      @auth_agent ||= Mechanize.new
      @auth_agent.open_timeout=180
      @auth_agent.read_timeout=180
      @auth_agent
    end

    def get_subjects pupil
      page = auth_agent.post('http://check.ege.edu.ru/ru/index.php', {
          name:                   pupil.name,
          surname:                pupil.surname,
          patronymic:             pupil.patronymic,
          doc_number:             pupil.passport,
          region:                 pupil.region,
          generate_captcha_val => ''
      })

      generate_subjects page
    end

    private

    def generate_captcha_val
      captcha_key = '-a-UHS2Wj8Cy8W4QB4cpZ8y_6XZNUWU'
      page = auth_agent.post('http://check.ege.edu.ru/common/Qaptcha.jquery.php', {
          action:'qaptcha',
          qaptcha_key:captcha_key
      })
      raise EgeParser::CaptchaError if JSON.parse(page.body)['error']
      captcha_key
    end

    def generate_subjects page
      Hash[find_elements(2, page).zip find_elements(5, page)]
    end

    def find_elements row, page
      result = []
      page.search("//table[contains(@class, 'appil_resultat')]/tbody/tr/td[#{row}]").to_a.map{|el|
        parsed = el_to_s(el)
        result << parsed if parsed != nil|| parsed != ''
      }

      check_for_errors page

      raise EgeParser::BadDataError if result.any?{|k| k.empty?} || result.empty?

      result
    end

    def check_for_errors page
      service_error = el_to_s(page.search('//h2'))
      raise EgeParser::ServiceError.new(service_error) unless service_error.empty?

      auth_error = el_to_s(page.search('//div[@id="show_div2"]/form'))
      raise EgeParser::AuthError.new unless auth_error.empty?
    end

    def el_to_s el
      el.to_s.gsub(/<\/?[^>]+>/, '').gsub(/\n|\t/,'').strip
    end
  end
end

Version data entries

3 entries across 3 versions & 1 rubygems

Version	Path
ege_parser-1.1.2	lib/ege_parser.rb
ege_parser-1.1.1	lib/ege_parser.rb
ege_parser-1.1.0	lib/ege_parser.rb