agenda-libre-ruby/app/views/versions/index.rss.builder

82 lines
2.1 KiB
Ruby

require 'differ/format/patch'
Differ.format = Differ::Format::Patch
def gen_title
t 'layouts.application.title' +
if params[:region].present?
region = Region.find(params[:region]).name
" [#{region}]"
else
''
end
end
def meta(xml)
xml.items do
xml.rdf :Seq do
@versions.each do |version|
xml.rdf :li, 'rdf:resource' =>
polymorphic_url(version.item_type.tableize.singularize,
id: version.item_id)
end
end
end
end
def about(xml)
xml.title gen_title
xml.description t 'layouts.application.subtitle'
xml.link root_url
xml.dc :language, 'fr'
xml.dc :creator, root_url
meta xml
end
def version_changes(version)
version.changeset.collect do |key, val|
version.item_type.constantize.human_attribute_name(key) +
': ' +
if key == 'description'
Differ.diff(val[1], val[0]).to_s
else
"#{val[0]}#{val[1]}"
end
end
end
xml.instruct!
xml.rdf :RDF,
'xmlns:rdf' => 'http://www.w3.org/1999/02/22-rdf-syntax-ns#',
'xmlns' => 'http://purl.org/rss/1.0/',
'xmlns:dc' => 'http://purl.org/dc/elements/1.1/',
'xmlns:content' => 'http://purl.org/rss/1.0/modules/content/' do
xml.channel 'rdf:about' => root_url do
about xml
end
@versions.reject { |version| version.event == 'create' }.each do |version|
object = version.item_type.constantize.find_by id: version.item_id
next unless object.try(:moderated?)
object = version.reify if object.nil?
url = polymorphic_url(version.item_type.tableize.singularize,
id: version.item_id)
xml.item 'rdf:about' => url do
xml.title "#{version.event} - #{object}"
xml.link url
domain = root_url.gsub(/www/, '').gsub(/http.?:../, '').gsub(/:.*/, '')
xml.dc :identifier, "version_#{version.id}@#{domain}"
xml.dc :date, version.created_at.iso8601
if object.try(:description)
changes = version_changes(version).join "\n"
xml.description changes
xml.content(:encoded) { xml.cdata! changes }
end
end
end
end