Example for querying Arte.tv mediathek in Ruby

mediathekview-arte-tv.rb

require 'json'
require 'net/http'

# %s gets replaced with yyyy-mm-dd/yyyy-mm-dd
URL = "http://www.arte.tv/papi/tvguide/epg/schedule/D/L3/%s/%s.json"

####
## lets get started
####

# ###
# returns the link to the json containing the video options
# ###
def get_video_url_from_json(json)
  begin
    json["VDO"]["videoStreamUrl"]
  rescue
    begin
      json["VDS"]["videoStreamUrl"]
    rescue Exception => x
      #puts "get_video_url_from_json: #{x.message}"
      nil
    end
  end
end

# ###
# returns the link to the best mp4 available via http download
# ###
def get_video_info_from_url(video_url)
  begin
    response = Net::HTTP.get(URI.parse(URI.escape(video_url)))
    json = JSON.parse(response)

    # get best quality as direct mp4 download
    json["video"]["VSR"].each do |quality|
      if(quality["bitrate"] == 2200 && quality["VFO"] == "HBBTV" && quality["VQU"] == "SQ")
        return quality["VUR"]
      end
    end

    # defaults
    nil

  rescue Exception => x
    #puts "get_video_info_from_url: #{x.message}"
    nil
  end
end

# we fetch data for yesterday only
yesterday = Time.at(Time.now.to_i - 86400).strftime("%Y-%m-%d")
url = URL % [yesterday, yesterday]
uri = URI(url)
response = Net::HTTP.get(uri)

begin
  json = JSON.parse(response)
  json["abstractBroadcastList"].each do |elem|
    video_url = get_video_url_from_json(elem)
    if video_url
      puts "#{elem["TIT"]}\t#{get_video_info_from_url(video_url)}"
    end
  end
rescue Exception => x
  puts "Something went wrong parsing the response from #{url}: #{x.message}"
end