Class: WeatherFetcher::Provider::TwojaPogodaPl

Inherits:
HtmlBasedProvider show all
Defined in:
lib/weather_fetcher/providers/html_based/twoja_pogoda_pl.rb

Constant Summary

Constants inherited from HtmlBasedProvider

HtmlBasedProvider::TYPE, HtmlBasedProvider::USER_AGENT

Constants inherited from WeatherFetcher::Provider

HOUR, TYPE

Instance Attribute Summary

Attributes inherited from WeatherFetcher::Provider

#defs, #logger, #weathers

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from HtmlBasedProvider

#can_fetch?, #fetch_and_process_single, #fetch_url, #fetch_url_old, #url, weather_updated_every

Methods inherited from WeatherFetcher::Provider

#can_fetch?, #fetch, #fetch_and_process_single, #initialize, #provider_name, #provider_params, #short_class_name, short_class_name, #store_city_definition, #store_time_costs, #unix_time_today, #url

Constructor Details

This class inherits a constructor from WeatherFetcher::Provider

Class Method Details

.provider_name ⇒ Object 



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# File 'lib/weather_fetcher/providers/html_based/twoja_pogoda_pl.rb', line 9

def self.provider_name
  "TwojaPogoda.pl"
end

Instance Method Details

#_process(body_raw) ⇒ Object

Process response body and rip out weather data



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# File 'lib/weather_fetcher/providers/html_based/twoja_pogoda_pl.rb', line 18

def _process(body_raw)
  data = Array.new
  b = Nokogiri::HTML(body_raw)

  dates = b.css("table.items > tr > th > small")
  dates = dates.collect { |d| Time.parse(d.children.first.to_s) }

  temperatures = Array.new
  winds = Array.new
  clouds = Array.new
  feel_temps = Array.new
  humids = Array.new
  pressures = Array.new
  precips = Array.new

  rows = b.css("table.items > tr")
  rows.each do |row|
    tags = row.css("td > div")
    tags.each_with_index do |tag, i|
      if tag.attribute("class").to_s == "info"
        temperatures << tag.css("strong").children.first.to_s.to_f
      end

      if tag.children.first.to_s == "Wiatr"
        wind = tags[i + 1].children.first.to_s.to_f
        winds << wind
      end

      if tag.children.first.to_s == "Chmury"
        cloud = tags[i + 1].children.first.to_s
        if cloud =~ /(\d{1,2})-(\d{1,2})/
          cloud = ($1.to_i + $2.to_i) / 2
        elsif cloud =~ /(\d{1,2}) /
          cloud = $1.to_i
        else
          cloud = nil
        end
        clouds << cloud
      end

      if tag.children.first.to_s == "T.odczuw."
        feel_temp = tags[i + 1].children.first.to_s.to_f
        feel_temps << feel_temp
      end

      if tag.children.first.to_s == "Wilgotność"
        humid = tags[i + 1].children.first.to_s.to_f
        humids << humid
      end

      if tag.children.first.to_s == "Ciśnienie"
        pressure = tags[i + 1].children.first.to_s.to_f
        pressures << pressure
      end

      if tag.children.first.to_s == "Opady"
        precip = tags[i + 1].children.first.to_s
        if precip =~ /(\d{1,2}\.?\d{1,2})/
          precip = $1.to_f
        else
          precip = nil
        end
        precips << precip
      end

    end
  end

  dates.each_with_index do |d, i|
    data << {
      :time_created => Time.now,
      :time_from => d,
      :time_to => d + 24*3600,
      :temperature => temperatures[i],
      :feel_temperature => feel_temps[i],
      :pressure => pressures[i],
      :wind_kmh => winds[i],
      :wind => winds[i] / 3.6,
      #  :snow => nil, #snows[0][0].to_f,
      :rain => precips[i],
      :cloud_cover => clouds[i],
      :humidity => humids[i],
      :provider => self.class.provider_name
    }
  end

  # puts data.inspect

  return data
end

#process(string) ⇒ Object 



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# File 'lib/weather_fetcher/providers/html_based/twoja_pogoda_pl.rb', line 13

def process(string)
  return WeatherData.factory(_process(string))
end