Class: LegislationUK::Legislation

Inherits:
Object
  • Object
show all
Includes:
LegislationUriHelper, Morph
Defined in:
lib/legislation_uk.rb

Class Method Summary collapse

Instance Method Summary collapse

Methods included from LegislationUriHelper

#legislation_uri

Class Method Details

.open_uri(uri) ⇒ Object 



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# File 'lib/legislation_uk.rb', line 44

def self.open_uri uri
  open(uri).read
end

Instance Method Details

#opsi_uri ⇒ Object 



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# File 'lib/legislation_uk.rb', line 84

def opsi_uri
  unless @opsi_uri
    search_url = "http://search.opsi.gov.uk/search?q=#{URI.escape(title)}&output=xml_no_dtd&client=opsisearch_semaphore&site=opsi_collection"
    begin
      doc = Hpricot.XML Legislation.open_uri(search_url)
      url = nil

      (doc/'R/T').each do |result|
        unless url
          term = result.inner_text.gsub(/<[^>]+>/,'').strip
          url = result.at('../U/text()').to_s if(title == term || term.starts_with?(title))
        end
      end

      @opsi_uri = url
    rescue Exception => e
      puts 'error retrieving: ' + search_url
      puts e.class.name
      puts e.to_s
    end
  end
  @opsi_uri
end

#opsi_uri_for_section(section_number) ⇒ Object 



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# File 'lib/legislation_uk.rb', line 108

def opsi_uri_for_section section_number
  if opsi_uri && !@opsi_sections
    section_number = section_number.to_s
    doc = Hpricot Legislation.open_uri(opsi_uri)

    (doc/'span[@class="LegDS LegContentsNo"]').each do |span|
      number_of_section = span.inner_text.chomp('.')
      if span.at('a')
        path = span.at('a')['href']
        base = opsi_uri[/^(.+\/)[^\/]+$/,1]
        section_title = span.next_sibling.inner_text

        @opsi_sections ||= {}
        @opsi_sections[number_of_section] = { :title => section_title, :opsi_uri => "#{base}#{path}"}
      else
        puts "cannot find opsi url for section #{number_of_section} of #{name}"
      end
    end
    @opsi_sections[section_number][:opsi_uri]
  elsif @opsi_sections
    if @opsi_sections[section_number]
      @opsi_sections[section_number][:opsi_uri]
    else
      puts "no opsi url for #{section_number}\n" + @opsi_sections.inspect + "\n\nno opsi url for #{section_number}\n"
      nil
    end
  else
    nil
  end
end

#parts ⇒ Object 



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# File 'lib/legislation_uk.rb', line 65

def parts
  if respond_to?(:contents) && contents
    contents.parts
  else
    []
  end
end

#populate ⇒ Object 



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# File 'lib/legislation_uk.rb', line 52

def populate
  parts.each {|x| x.legislation= self}
  sections.each {|x| x.legislation= self}
end

#sections ⇒ Object 



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# File 'lib/legislation_uk.rb', line 57

def sections
  if parts
    parts.collect(&:sections).flatten
  else
    []
  end
end

#statutelaw_uri ⇒ Object 



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# File 'lib/legislation_uk.rb', line 73

def statutelaw_uri
  if legislation_uri[%r|http://www.legislation.gov.uk/(.+)/(\d\d\d\d)/(\d+)|]
    type = $1
    year = $2
    chapter = $3
    "http://www.statutelaw.gov.uk/documents/#{year}/#{chapter}/#{type}/c#{chapter}"
  else
    nil
  end
end

#title ⇒ Object 



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# File 'lib/legislation_uk.rb', line 48

def title
  metadata.title
end