Class: Atom::Content

Inherits:
Element show all
Defined in:
lib/atomutil.rb

Overview

Content class

Instance Attribute Summary

Attributes inherited from Element

#elem

Instance Method Summary collapse

Methods inherited from Element

#add, element_attr_accessor, element_attr_accessors, element_datetime_accessor, element_datetime_accessors, element_name, element_ns, element_object_list_accessor, element_text_accessor, element_text_accessors, element_text_list_accessor, #get, #get_attr, #get_object, #get_objects, #getlist, new, ns, #set, #set_attr, #to_s

Constructor Details

#initialize(params = {}) ⇒ Content

Returns a new instance of Content.



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# File 'lib/atomutil.rb', line 749

def initialize(params={})
  super(params)
  #self.body = params[:body] if params.has_key?(:body)
  self.type = params[:type] if params.has_key?(:type)
end

Instance Method Details

#body ⇒ Object 



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# File 'lib/atomutil.rb', line 792

def body
  if @body.nil?
    mode = self.type == 'xhtml'       ? 'xml'\
         : self.type =~ %r{[\/+]xml$} ? 'xml'\
         : self.type == 'html'        ? 'escaped'\
         : self.type == 'text'        ? 'escaped'\
         : self.type =~ %r{^text}     ? 'escaped'\
         :                              'base64'
    case(mode)
      when 'xml'
        unless @elem.elements.empty?
          if @elem.elements.size == 1 && @elem.elements[1].name == 'div'
            @body = @elem.elements[1].collect{ |c| c.to_s }.join('')
          else
            @body = @elem.collect{ |c| c.to_s }.join('')
          end
        else
          @body = @elem.text
        end
      when 'escaped'
        @body = @elem.text
      when 'base64'
        text = @elem.text
        @body = text.nil?? nil : text.unpack('m').first
      else
        @body = nil
    end
  end
  @body
end

#body=(value) ⇒ Object 



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# File 'lib/atomutil.rb', line 755

def body=(value)

  if value =~ Regexp.new("^(?:
    [[:print:]]
    |[\xc0-\xdf][\x80-\xbf]
    |[\xe0-\xef][\x80-\xbf]{2}
    |[\xf0-\xf7][\x80-\xbf]{3}
    |[\xf8-\xfb][\x80-\xbf]{4}
    |[\xfc-\xfd][\x80-\xbf]{5}
    )*$", Regexp::EXTENDED, 'n')
  #if value =~ /^(?:
  #   [[:print:]]
  #  |[\xc0-\xdf][\x80-\xbf]
  #  |[\xe0-\xef][\x80-\xbf]{2}
  #  |[\xf0-\xf7][\x80-\xbf]{3}
  #  |[\xf8-\xfb][\x80-\xbf]{4}
  #  |[\xfc-\xfd][\x80-\xbf]{5}
  #  )*$/x
    copy = "<div xmlns=\"http://www.w3.org/1999/xhtml\">#{value}</div>"  
    is_valid = true
    begin
      node = REXML::Document.new(copy).elements[1][0]
    rescue
      is_valid = false
    end
    if is_valid && node.instance_of?(REXML::Element)
      @elem.add_element node
      self.type = 'xhtml'
    else
      @elem.add_text value
      self.type = (value =~ /^\s*</) ? 'html' : 'text'
    end
  else
    @elem.add_text([value].pack('m').chomp)
  end
end