Class: Undertexter

Inherits:
Object
  • Object
show all
Defined in:
lib/undertexter.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(options) ⇒ Undertexter

Returns a new instance of Undertexter.



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# File 'lib/undertexter.rb', line 13

def initialize(options)
  @options = {
    :language => {
      :swedish => "soek",
      :english => "eng_search"
    },
    :preferred_language => options[:language]
  }
  
  # If a non existing language is being used, swedish will be the default
  lang = @options[:language][options[:language]] || @options[:language][:swedish]
  
  @base_details = "http://www.undertexter.se/?p=#{lang}&add=arkiv&str="
  @subtitles = []
end

Instance Attribute Details

#base_details ⇒ Object

Returns the value of attribute base_details.



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# File 'lib/undertexter.rb', line 11

def base_details
  @base_details
end

#raw_data ⇒ Object

Returns the value of attribute raw_data.



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# File 'lib/undertexter.rb', line 11

def raw_data
  @raw_data
end

#search_string ⇒ Object

Returns the value of attribute search_string.



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# File 'lib/undertexter.rb', line 11

def search_string
  @search_string
end

#subtitles ⇒ Object

Returns the value of attribute subtitles.



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# File 'lib/undertexter.rb', line 11

def subtitles
  @subtitles
end

Class Method Details

.find(search_string, options = {:language => :swedish}) ⇒ Object 



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# File 'lib/undertexter.rb', line 29

def self.find(search_string, options = {:language => :swedish})
  if options[:language] == :english
    raise ArgumentError.new("Support for english subtitles are deactivated - for now.")
  end
  
  this = self.new(options)
  this.search_string = search_string
  
  # Downloading the page
  this.get!
  
  # If something went wrong, like a timeout, {raw_data} could be nil
  return [] if this.raw_data.nil?
  
  this.parse!
  
  this.build!
  
  return this.subtitles
end

Instance Method Details

#build! ⇒ Object 



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# File 'lib/undertexter.rb', line 84

def build!
  @block.each do |movie|
    next unless movie.count == 5
    @subtitles << SContainer::Subtitle.new({
      :cds         => movie[0].match(/\d+/).to_a[0].to_i,
      :downloads   => movie[1].match(/\d+/).to_a[0].to_i,
      :title       => movie[2],
      :details     => movie[3],
      :movie_title => movie[4],
      :language    => @options[:preferred_language]
    })
  end
end

#get! ⇒ Object 



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# File 'lib/undertexter.rb', line 98

def get!
  @raw_data = RestClient.get(url, :timeout => 10)
  @raw_data = Iconv.conv("utf-8","ISO-8859-1", @raw_data)
end

#parse! ⇒ Object 



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# File 'lib/undertexter.rb', line 50

def parse!
  # Example output
  # [["(1 cd)", "Nedladdningar: 11891", "Avatar (2009) PROPER DVDSCR XviD-MAXSPEED", "http://www.undertexter.se/?p=undertext&id=19751", "Avatar"]]
  
  doc = Nokogiri::HTML(@raw_data)
  @block = []
  
  tbody = doc.css("table").to_a.reject do |i| 
    ! i.content.match(/Nedladdningar/i) or i.css("table").any?
  end.sort_by do |inner| 
    inner.css("table").count 
  end.first
  
  return if tbody.nil?
  
  tbody = tbody.css("tr").select do |tr|
    tr.to_s.match(/http:\/\/www\.undertexter\.se\/\d+\//) or 
    tr.to_s.match(/Nedladdningar/i)
  end.each_slice(2) do |first, last|
    length = @block.length
    @block[length] = [] if @block[length].nil?
    line = last.content.split(/\n/).map(&:strip)
    value = first.at_css("a")
    @block[length] << line[2]             # (cd 1)
    @block[length] << line[4]             # Nedladdningar: 11891
    @block[length] << line[5]             # "Avatar (2009) PROPER DVDSCR XviD-MAXSPEED"
    @block[length] << value.attr("href")  # http://www.undertexter.se/20534/
    @block[length] << value.attr("title") # Avatar
    @block[length].map!(&:strip)
  end
rescue StandardError => error
  raise SourceHasBeenChangedError.new(error, url)
end

#url ⇒ Object 



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# File 'lib/undertexter.rb', line 103

def url
  @base_details + CGI.escape(search_string)
end