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require "rss/maker/atom"
module RSS
module Maker
module Atom
class Feed < RSSBase
def initialize(feed_version="1.0")
super
@feed_type = "atom"
@feed_subtype = "feed"
end
private
def make_feed
::RSS::Atom::Feed.new(@version, @encoding, @standalone)
end
def setup_elements(feed)
setup_channel(feed)
setup_image(feed)
setup_items(feed)
end
class Channel < ChannelBase
include SetupDefaultLanguage
def to_feed(feed)
set_default_values do
setup_values(feed)
feed.dc_dates.clear
setup_other_elements(feed)
if image_favicon.about
icon = feed.class::Icon.new
icon.content = image_favicon.about
feed.icon = icon
end
unless have_required_values?
raise NotSetError.new("maker.channel",
not_set_required_variables)
end
end
end
def have_required_values?
super and
(!authors.empty? or
@maker.items.any? {|item| !item.authors.empty?})
end
private
def required_variable_names
%w(id updated)
end
def variables
super + %w(id updated)
end
def variable_is_set?
super or !authors.empty?
end
def not_set_required_variables
vars = super
if authors.empty? and
@maker.items.all? {|item| item.author.to_s.empty?}
vars << "author"
end
vars << "title" unless title {|t| t.have_required_values?}
vars
end
def _set_default_values(&block)
keep = {
:id => id,
}
self.id ||= about
super(&block)
ensure
self.id = keep[:id]
end
class SkipDays < SkipDaysBase
def to_feed(*args)
end
class Day < DayBase
end
end
class SkipHours < SkipHoursBase
def to_feed(*args)
end
class Hour < HourBase
end
end
class Cloud < CloudBase
def to_feed(*args)
end
end
class Categories < CategoriesBase
class Category < CategoryBase
include AtomCategory
def self.not_set_name
"maker.channel.category"
end
end
end
class Links < LinksBase
class Link < LinkBase
include AtomLink
def self.not_set_name
"maker.channel.link"
end
end
end
AtomPersons.def_atom_persons(self, "author", "maker.channel.author")
AtomPersons.def_atom_persons(self, "contributor",
"maker.channel.contributor")
class Generator < GeneratorBase
include AtomGenerator
def self.not_set_name
"maker.channel.generator"
end
end
AtomTextConstruct.def_atom_text_construct(self, "rights",
"maker.channel.copyright",
"Copyright")
AtomTextConstruct.def_atom_text_construct(self, "subtitle",
"maker.channel.description",
"Description")
AtomTextConstruct.def_atom_text_construct(self, "title",
"maker.channel.title")
end
class Image < ImageBase
def to_feed(feed)
logo = feed.class::Logo.new
class << logo
alias_method(:url=, :content=)
end
set = setup_values(logo)
class << logo
remove_method(:url=)
end
if set
feed.logo = logo
set_parent(logo, feed)
setup_other_elements(feed, logo)
elsif variable_is_set?
raise NotSetError.new("maker.image", not_set_required_variables)
end
end
private
def required_variable_names
%w(url)
end
end
class Items < ItemsBase
def to_feed(feed)
normalize.each do |item|
item.to_feed(feed)
end
setup_other_elements(feed, feed.entries)
end
class Item < ItemBase
def to_feed(feed)
set_default_values do
entry = feed.class::Entry.new
set = setup_values(entry)
entry.dc_dates.clear
setup_other_elements(feed, entry)
if set
feed.entries << entry
set_parent(entry, feed)
elsif variable_is_set?
raise NotSetError.new("maker.item", not_set_required_variables)
end
end
end
def have_required_values?
set_default_values do
super and title {|t| t.have_required_values?}
end
end
private
def required_variable_names
%w(id updated)
end
def variables
super + ["updated"]
end
def not_set_required_variables
vars = super
vars << "title" unless title {|t| t.have_required_values?}
vars
end
def _set_default_values(&block)
keep = {
:id => id,
}
self.id ||= link
super(&block)
ensure
self.id = keep[:id]
end
class Guid < GuidBase
def to_feed(feed, current)
end
end
class Enclosure < EnclosureBase
def to_feed(feed, current)
end
end
class Source < SourceBase
def to_feed(feed, current)
source = current.class::Source.new
setup_values(source)
current.source = source
set_parent(source, current)
setup_other_elements(feed, source)
current.source = nil if source.to_s == "<source/>"
end
private
def required_variable_names
[]
end
def variables
super + ["updated"]
end
AtomPersons.def_atom_persons(self, "author",
"maker.item.source.author")
AtomPersons.def_atom_persons(self, "contributor",
"maker.item.source.contributor")
class Categories < CategoriesBase
class Category < CategoryBase
include AtomCategory
def self.not_set_name
"maker.item.source.category"
end
end
end
class Generator < GeneratorBase
include AtomGenerator
def self.not_set_name
"maker.item.source.generator"
end
end
class Icon < IconBase
def to_feed(feed, current)
icon = current.class::Icon.new
class << icon
alias_method(:url=, :content=)
end
set = setup_values(icon)
class << icon
remove_method(:url=)
end
if set
current.icon = icon
set_parent(icon, current)
setup_other_elements(feed, icon)
elsif variable_is_set?
raise NotSetError.new("maker.item.source.icon",
not_set_required_variables)
end
end
private
def required_variable_names
%w(url)
end
end
class Links < LinksBase
class Link < LinkBase
include AtomLink
def self.not_set_name
"maker.item.source.link"
end
end
end
class Logo < LogoBase
include AtomLogo
def self.not_set_name
"maker.item.source.logo"
end
end
maker_name_base = "maker.item.source."
maker_name = "#{maker_name_base}rights"
AtomTextConstruct.def_atom_text_construct(self, "rights",
maker_name)
maker_name = "#{maker_name_base}subtitle"
AtomTextConstruct.def_atom_text_construct(self, "subtitle",
maker_name)
maker_name = "#{maker_name_base}title"
AtomTextConstruct.def_atom_text_construct(self, "title",
maker_name)
end
class Categories < CategoriesBase
class Category < CategoryBase
include AtomCategory
def self.not_set_name
"maker.item.category"
end
end
end
AtomPersons.def_atom_persons(self, "author", "maker.item.author")
AtomPersons.def_atom_persons(self, "contributor",
"maker.item.contributor")
class Links < LinksBase
class Link < LinkBase
include AtomLink
def self.not_set_name
"maker.item.link"
end
end
end
AtomTextConstruct.def_atom_text_construct(self, "rights",
"maker.item.rights")
AtomTextConstruct.def_atom_text_construct(self, "summary",
"maker.item.description",
"Description")
AtomTextConstruct.def_atom_text_construct(self, "title",
"maker.item.title")
class Content < ContentBase
def to_feed(feed, current)
content = current.class::Content.new
if setup_values(content)
content.src = nil if content.src and content.content
current.content = content
set_parent(content, current)
setup_other_elements(feed, content)
elsif variable_is_set?
raise NotSetError.new("maker.item.content",
not_set_required_variables)
end
end
alias_method(:xml, :xml_content)
private
def required_variable_names
if out_of_line?
%w(type)
elsif xml_type?
%w(xml_content)
else
%w(content)
end
end
def variables
if out_of_line?
super
elsif xml_type?
super + %w(xml)
else
super
end
end
def xml_type?
_type = type
return false if _type.nil?
_type == "xhtml" or
/(?:\+xml|\/xml)$/i =~ _type or
%w(text/xml-external-parsed-entity
application/xml-external-parsed-entity
application/xml-dtd).include?(_type.downcase)
end
end
end
end
class Textinput < TextinputBase
end
end
end
add_maker("atom", "1.0", Atom::Feed)
add_maker("atom:feed", "1.0", Atom::Feed)
add_maker("atom1.0", "1.0", Atom::Feed)
add_maker("atom1.0:feed", "1.0", Atom::Feed)
end
end