Class: Anstaendig::ArdAgent

Inherits:
AbstractAgent show all
Defined in:
lib/anstaendig/agents/ard.rb

Overview

Agent for anstaendig to download videos from the ARD media center.

Instance Attribute Summary

Attributes inherited from AbstractAgent

#filename, #url

Instance Method Summary collapse

Methods inherited from AbstractAgent

#recode, #rip, #run, #userAgent

Constructor Details

#initialize(uri, quality) ⇒ ArdAgent 



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# File 'lib/anstaendig/agents/ard.rb', line 6

def initialize( uri, quality )
  require( 'nokogiri' )
  require( 'open-uri' )

  doc = Nokogiri::HTML( open( uri.to_s ) )
  raw = doc.content.split( "\r\n" ).grep( /rtmp/ )

  @url = case( quality )
    when :high, :default
      conjure( raw.last )
    when :medium
      begin
        conjure( raw[1] )
      rescue( NoMethodError )
        raise( NoSuchQualityException )
      end
    when :low
      conjure( raw.first )
    else
      raise( NoSuchQualityException )
  end

  title = doc.xpath( '//title' ).inner_text
  title = title.gsub( 'ARD Mediathek: ', '' )
  n = title.index( /\ -\ [A-Za-z]*,/ ) - 1

  @filename = title[0..n] + '.flv'
end

Instance Method Details

#conjure(string) ⇒ Object 



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# File 'lib/anstaendig/agents/ard.rb', line 35

def conjure( string )
  a = string.index( '"' ) + 1
  b = string.index( '", "' ) - 1
  c = string.index( '")' ) - 1

  string.slice( a..b ) + string.slice( b+5..c )
end