Class: ActionView::Helpers::AtomFeedHelper::AtomFeedBuilder

Inherits:
Object
  • Object
show all
Defined in:
lib/action_view/helpers/atom_feed_helper.rb

Instance Method Summary collapse

Constructor Details

#initialize(xml, view, feed_options = {}) ⇒ AtomFeedBuilder

Returns a new instance of AtomFeedBuilder.



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# File 'lib/action_view/helpers/atom_feed_helper.rb', line 74

def initialize(xml, view, feed_options = {})
  @xml, @view, @feed_options = xml, view, feed_options
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(method, *arguments, &block) ⇒ Object (private) 



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# File 'lib/action_view/helpers/atom_feed_helper.rb', line 109

def method_missing(method, *arguments, &block)
  @xml.__send__(method, *arguments, &block)
end

Instance Method Details

#entry(record, options = {}) ⇒ Object

Creates an entry tag for a specific record and prefills the id using class and id.

Options:

  • :published: Time first published. Defaults to the created_at attribute on the record if one such exists.

  • :updated: Time of update. Defaults to the updated_at attribute on the record if one such exists.

  • :url: The URL for this entry. Defaults to the polymorphic_url for the record.



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# File 'lib/action_view/helpers/atom_feed_helper.rb', line 90

def entry(record, options = {})
  @xml.entry do 
    @xml.id("tag:#{@view.request.host},#{@feed_options[:schema_date]}:#{record.class}/#{record.id}")

    if options[:published] || (record.respond_to?(:created_at) && record.created_at)
      @xml.published((options[:published] || record.created_at).xmlschema)
    end

    if options[:updated] || (record.respond_to?(:updated_at) && record.updated_at)
      @xml.updated((options[:updated] || record.updated_at).xmlschema)
    end

    @xml.link(:rel => 'alternate', :type => 'text/html', :href => options[:url] || @view.polymorphic_url(record))

    yield @xml
  end
end

#updated(date_or_time = nil) ⇒ Object

Accepts a Date or Time object and inserts it in the proper format. If nil is passed, current time in UTC is used.



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# File 'lib/action_view/helpers/atom_feed_helper.rb', line 79

def updated(date_or_time = nil)
  @xml.updated((date_or_time || Time.now.utc).xmlschema)
end