From 966a25465aab5c2972e6c453f631a15fc2223256 Mon Sep 17 00:00:00 2001 From: kou Date: Sat, 17 Mar 2007 10:13:25 +0000 Subject: * lib/rss, test/rss: - supported Atom. - bumped version 0.1.6 to 0.1.7. * sample/rss/convert.rb: added new sample. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@12087 b2dd03c8-39d4-4d8f-98ff-823fe69b080e --- lib/rss/maker/feed.rb | 429 ++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 429 insertions(+) create mode 100644 lib/rss/maker/feed.rb (limited to 'lib/rss/maker/feed.rb') diff --git a/lib/rss/maker/feed.rb b/lib/rss/maker/feed.rb new file mode 100644 index 0000000000..ac26788102 --- /dev/null +++ b/lib/rss/maker/feed.rb @@ -0,0 +1,429 @@ +require "rss/maker/atom" + +module RSS + module Maker + module Atom + class Feed < RSSBase + def initialize + super("1.0") + @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 + 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.have_required_values? + vars + end + + def _set_default_values(&block) + keep = { + :id => id, + :updated => updated, + } + self.id ||= about + self.updated ||= dc_date + super(&block) + ensure + self.id = keep[:id] + self.updated = keep[:updated] + 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 url= content= + end + set = setup_values(logo) + class << logo + undef 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) + 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.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.have_required_values? + vars + end + + def _set_default_values(&block) + keep = { + :id => id, + :updated => updated, + } + self.id ||= link + self.updated ||= dc_date + super(&block) + ensure + self.id = keep[:id] + self.updated = keep[:updated] + 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 == "" + 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 url= content= + end + set = setup_values(icon) + class << icon + undef 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", Atom::Feed) + add_maker("atom:feed", Atom::Feed) + add_maker("atom1.0", Atom::Feed) + add_maker("atom1.0:feed", Atom::Feed) + end +end -- cgit v1.2.3