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|
require "rss/1.0"
require "rss/maker/base"
module RSS
module Maker
class RSS10 < RSSBase
def initialize
super("1.0")
end
private
def make_rss
RDF.new(@version, @encoding, @standalone)
end
def setup_elements(rss)
setup_channel(rss)
setup_image(rss)
setup_items(rss)
setup_textinput(rss)
end
class Channel < ChannelBase
def to_rss(rss)
set = false
if @about
channel = RDF::Channel.new(@about)
set = setup_values(channel)
if set
channel.dc_dates.clear
rss.channel = channel
setup_items(rss)
setup_image(rss)
setup_textinput(rss)
setup_other_elements(rss)
end
end
if (!@about or !set) and variable_is_set?
raise NotSetError.new("maker.channel", not_set_required_variables)
end
end
def have_required_values?
@about and @title and @link and @description
end
private
def setup_items(rss)
items = RDF::Channel::Items.new
seq = items.Seq
@maker.items.normalize.each do |item|
seq.lis << RDF::Channel::Items::Seq::Li.new(item.link)
end
rss.channel.items = items
end
def setup_image(rss)
if @maker.image.have_required_values?
rss.channel.image = RDF::Channel::Image.new(@maker.image.url)
end
end
def setup_textinput(rss)
if @maker.textinput.have_required_values?
textinput = RDF::Channel::Textinput.new(@maker.textinput.link)
rss.channel.textinput = textinput
end
end
def required_variable_names
%w(about title link description)
end
class SkipDays < SkipDaysBase
def to_rss(*args)
end
class Day < DayBase
end
end
class SkipHours < SkipHoursBase
def to_rss(*args)
end
class Hour < HourBase
end
end
class Cloud < CloudBase
def to_rss(*args)
end
end
class Categories < CategoriesBase
def to_rss(*args)
end
class Category < CategoryBase
end
end
end
class Image < ImageBase
def to_rss(rss)
if @url
image = RDF::Image.new(@url)
set = setup_values(image)
if set
rss.image = image
setup_other_elements(rss)
end
end
end
def have_required_values?
@url and @title and link and @maker.channel.have_required_values?
end
private
def variables
super + ["link"]
end
end
class Items < ItemsBase
def to_rss(rss)
if rss.channel
normalize.each do |item|
item.to_rss(rss)
end
setup_other_elements(rss)
end
end
class Item < ItemBase
def to_rss(rss)
if @link
item = RDF::Item.new(@link)
set = setup_values(item)
if set
item.dc_dates.clear
rss.items << item
setup_other_elements(rss)
end
end
end
def have_required_values?
@title and @link
end
class Guid < GuidBase
def to_rss(*args)
end
end
class Enclosure < EnclosureBase
def to_rss(*args)
end
end
class Source < SourceBase
def to_rss(*args)
end
end
class Categories < CategoriesBase
def to_rss(*args)
end
class Category < CategoryBase
end
end
end
end
class Textinput < TextinputBase
def to_rss(rss)
if @link
textinput = RDF::Textinput.new(@link)
set = setup_values(textinput)
if set
rss.textinput = textinput
setup_other_elements(rss)
end
end
end
def have_required_values?
@title and @description and @name and @link and
@maker.channel.have_required_values?
end
end
end
add_maker(filename_to_version(__FILE__), RSS10)
end
end
|
