Class: MeteoUB::Data

Inherits:
Object
  • Object
show all
Defined in:
lib/meteoub-gem.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(params = {}) ⇒ Data

Returns a new instance of Data.



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# File 'lib/meteoub-gem.rb', line 29

def initialize(params = {})
  @data_uri   = URI(DATA_URL)
  @maxmin_uri = URI(MAXMIN_URL)
  parse if get
end

Instance Attribute Details

#data_uri ⇒ Object

Returns the value of attribute data_uri.



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# File 'lib/meteoub-gem.rb', line 10

def data_uri
  @data_uri
end

#datetime ⇒ Object

Returns the value of attribute datetime.



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# File 'lib/meteoub-gem.rb', line 13

def datetime
  @datetime
end

#datetime_max ⇒ Object

Returns the value of attribute datetime_max.



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# File 'lib/meteoub-gem.rb', line 25

def datetime_max
  @datetime_max
end

#datetime_min ⇒ Object

Returns the value of attribute datetime_min.



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# File 'lib/meteoub-gem.rb', line 27

def datetime_min
  @datetime_min
end

#humidity ⇒ Object

Returns the value of attribute humidity.



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# File 'lib/meteoub-gem.rb', line 16

def humidity
  @humidity
end

#max_wind_speed ⇒ Object

Returns the value of attribute max_wind_speed.



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# File 'lib/meteoub-gem.rb', line 21

def max_wind_speed
  @max_wind_speed
end

#max_wind_speed_km_h ⇒ Object

Returns the value of attribute max_wind_speed_km_h.



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# File 'lib/meteoub-gem.rb', line 22

def max_wind_speed_km_h
  @max_wind_speed_km_h
end

#precipitation ⇒ Object

Returns the value of attribute precipitation.



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# File 'lib/meteoub-gem.rb', line 20

def precipitation
  @precipitation
end

#pressure ⇒ Object

Returns the value of attribute pressure.



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# File 'lib/meteoub-gem.rb', line 15

def pressure
  @pressure
end

#rain ⇒ Object

Returns the value of attribute rain.



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# File 'lib/meteoub-gem.rb', line 19

def rain
  @rain
end

#raw_data ⇒ Object

Returns the value of attribute raw_data.



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# File 'lib/meteoub-gem.rb', line 11

def raw_data
  @raw_data
end

#sunrise ⇒ Object

Returns the value of attribute sunrise.



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# File 'lib/meteoub-gem.rb', line 17

def sunrise
  @sunrise
end

#sunset ⇒ Object

Returns the value of attribute sunset.



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# File 'lib/meteoub-gem.rb', line 18

def sunset
  @sunset
end

#temperature ⇒ Object

Returns the value of attribute temperature.



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# File 'lib/meteoub-gem.rb', line 14

def temperature
  @temperature
end

#temperature_max ⇒ Object

Returns the value of attribute temperature_max.



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# File 'lib/meteoub-gem.rb', line 24

def temperature_max
  @temperature_max
end

#temperature_min ⇒ Object

Returns the value of attribute temperature_min.



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# File 'lib/meteoub-gem.rb', line 26

def temperature_min
  @temperature_min
end

#windrose ⇒ Object

Returns the value of attribute windrose.



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# File 'lib/meteoub-gem.rb', line 23

def windrose
  @windrose
end

Instance Method Details

#get ⇒ Object 



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# File 'lib/meteoub-gem.rb', line 35

def get
  @raw_data   = Net::HTTP.get(@data_uri).split("\n")
  @raw_maxmin = Net::HTTP.get(@maxmin_uri).split("\n")
  true
rescue
  false
end

#parse ⇒ Object 



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# File 'lib/meteoub-gem.rb', line 43

def parse
  @datetime             = DateTime.strptime(@raw_data[0] + " " + @raw_data[1] + " UTC", "%d-%m-%y %k:%M %Z")
  @temperature          = @raw_data[2].to_f
  @pressure             = @raw_data[10].to_f
  @humidity             = @raw_data[7].to_f
  @sunrise              = parse_date(@raw_data[19])
  @sunset               = parse_date(@raw_data[20])
  @rain                 = @raw_data[22].to_i == 1
  @precipitation        = @raw_data[21].to_i
  @max_wind_speed       = @raw_data[12].to_f
  @max_wind_speed_km_h  = @max_wind_speed * 3.6
  @windrose             = parse_windrose(@raw_data[13].to_f)
  @temperature_max, @datetime_max = parse_maxmin(@raw_maxmin[0])
  @temperature_min, @datetime_min = parse_maxmin(@raw_maxmin[1])
end

#parse_date(date_raw) ⇒ Object 



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# File 'lib/meteoub-gem.rb', line 59

def parse_date(date_raw)
  hour, minutes = sanitize_time(date_raw.split(":"))
  DateTime.strptime(@raw_data[0] + " #{hour}:#{minutes} UTC", "%d-%m-%y %k:%M %Z")
end

#parse_maxmin(maxmin_raw) ⇒ Object 



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# File 'lib/meteoub-gem.rb', line 64

def parse_maxmin(maxmin_raw)
  temperature, time, date = maxmin_raw.split(" ")
  hour, minutes = sanitize_time(time.split(":"))
  [temperature.to_f, DateTime.strptime("#{date} #{hour}:#{minutes} UTC", "%Y%m%d %k:%M %Z")]
end

#parse_windrose(windrose_raw) ⇒ Object

cbc.riocean.com/wstat/012006rose.html



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# File 'lib/meteoub-gem.rb', line 79

def parse_windrose(windrose_raw)
  case(windrose_raw)
  when (0..11.25)
     return "N"
   when (11.26..33.75)
     return "NNE"
   when (33.76..56.25)
     return "NE"
   when (56.26..78.75)
     return "ENE"
   when (78.76..101.25)
     return "E"
   when (101.26..123.75)
     return "ESE"
   when (123.76..146.25)
     return "SE"
   when (146.26..168.75)
     return "SSE"
   when (168.76..191.25)
     return "S"
   when (191.16..213.75)
     return "SSW"
   when (213.76..236.25)
     return "SW"
   when (236.26..258.75)
     return "WSW"
   when (258.76..281.25)
     return "W"
   when (281.26..303.75)
     return "WNW"
   when (303.76..326.25)
     return "NW"
   when (326.26..348.75)
     return "NNW"
   when (348.76..360.0)
     return "N"
   else
     return "???"
  end
end

#sanitize_time(time_split) ⇒ Object 



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# File 'lib/meteoub-gem.rb', line 70

def sanitize_time(time_split)
  if time_split[1] == "60"
    time_split[1] = 0
    time_split[0] = time_split[0].to_i + 1
  end
  time_split
end

#save ⇒ Object 



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# File 'lib/meteoub-gem.rb', line 120

def save
  measure = Measure.new({:datetime => @datetime, :temperature => @temperature})
  measure.save
end