Class: NetFlix::Title

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

Direct Known Subclasses

Movie, Television

Constant Summary collapse

RATING_PREDICATE = 
%w{ G PG PG-13 R NC-17 NR }.map do |rating| 
    "@term=\"#{rating}\""
end.join(' or ')

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(xml) ⇒ Title

Returns a new instance of Title.



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# File 'lib/net_flix/title.rb', line 7

def initialize(xml)
  @xdoc = xml.is_a?(String) ? Nokogiri.parse( xml ) : xml
end

Class Method Details

.autocomplete(params) ⇒ Object 



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# File 'lib/net_flix/title.rb', line 75

def autocomplete(params)
  (Nokogiri.parse(
    NetFlix::Request.new(:url => base_url << '/autocomplete', :parameters => params).send
  ) / '//title/@short').to_a.map(&:to_s)
end

.base_url ⇒ Object 



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# File 'lib/net_flix/title.rb', line 71

def base_url
  'http://api.netflix.com/catalog/titles'
end

.find(params) ⇒ Object 



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# File 'lib/net_flix/title.rb', line 89

def find( params )
  if params[:id]
    new( NetFlix::Request.new(:url => params[:id]).send )
  elsif params[:term]
    search(params)
  end
end

.index(file_name) ⇒ Object 



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# File 'lib/net_flix/title.rb', line 81

def index(file_name)
  NetFlix::Request.new( :url => NetFlix::Title.base_url + '/index').write_to_file(file_name)
end

.parse(xml) ⇒ Object 



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# File 'lib/net_flix/title.rb', line 97

def parse(xml)
  return [] unless xml

  nxml = Nokogiri.XML(xml)
  
  (nxml / node_xpath).map do |data|
    self.new(data.to_s)
  end
end

.search(params) ⇒ Object 



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# File 'lib/net_flix/title.rb', line 85

def search(params)
  parse(NetFlix::Request.new(:url => base_url, :parameters => params).send)
end

Instance Method Details

#actors ⇒ Object 



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# File 'lib/net_flix/title.rb', line 11

def actors
  @actors ||= ActorBuilder.from_movie(@xdoc)
end

#directors ⇒ Object

not every title has a director!



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# File 'lib/net_flix/title.rb', line 16

def directors
  @directors ||= ( Nokogiri.parse(fetch_link('directors')) / "/people/person/name/text()" ).to_a.map(&:to_s)
end

#id ⇒ Object 



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# File 'lib/net_flix/title.rb', line 45

def id
  @id ||= begin 
    node = @xdoc.search('id').first
    node.content if node
  end
end

#images ⇒ Object 



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# File 'lib/net_flix/title.rb', line 33

def images
  HashWithIndifferentAccess.new(Crack::XML.parse(@xdoc.xpath('//catalog_title/box_art').to_s)['box_art'])
end

#is_movie? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/net_flix/title.rb', line 56

def is_movie?
  id =~ /movies\/(\d+)/
end

#movie ⇒ Object 



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# File 'lib/net_flix/title.rb', line 52

def movie
  @movie ||= NetFlix::Movie.new(NetFlix::Request.new(:url => id ).send) if is_movie?
end

#rating ⇒ Object 



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# File 'lib/net_flix/title.rb', line 20

def rating
  ( @xdoc / "//catalog_title/category[#{RATING_PREDICATE}]/@term" ).to_s
end

#release_year ⇒ Object 



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# File 'lib/net_flix/title.rb', line 24

def release_year
  ( @xdoc / "//catalog_title/release_year/text()" ).to_s
end

#synopsis ⇒ Object 



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# File 'lib/net_flix/title.rb', line 37

def synopsis
  @synopsis ||= begin 
    Crack::XML.parse(fetch_link('synopsis'))['synopsis']
  rescue
    ''
  end
end

#title(length = :short) ⇒ Object

suppported title lengths are :short (the default) and :regular.



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# File 'lib/net_flix/title.rb', line 29

def title(length=:short)
  ( @xdoc / "//catalog_title/title/@#{length}" ).to_s
end

#to_s ⇒ Object 



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# File 'lib/net_flix/title.rb', line 60

def to_s
  title || 'unknown title'
end