Class: RibitData::PageParser

Inherits:
Object
  • Object
show all
Defined in:
lib/ribit/ribitdata.rb

Instance Method Summary collapse

Constructor Details

#initialize(contentDirectory) ⇒ PageParser

Returns a new instance of PageParser.



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# File 'lib/ribit/ribitdata.rb', line 784

def initialize( contentDirectory )
  @contentDir = contentDirectory
  @logger = RibitLogger.new( PageParser )
end

Instance Method Details

#page_modifiable?(element) ⇒ Boolean

Returns true if page can be modified

Returns:

  • (Boolean) 


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# File 'lib/ribit/ribitdata.rb', line 838

def page_modifiable?( element )
  dataEle = element.elements['data']

  # page can't be modified if it refers to a file
  return dataEle.attributes['file-ref'] == nil
end

#parse_page(category, fileName) ⇒ Object

Parses an XML file and returns instance of Page



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# File 'lib/ribit/ribitdata.rb', line 809

def parse_page( category, fileName )
  @logger.debug( "Parsing page data from file #{fileName}" )
  @file = File.new( fileName )
  begin    
    doc = REXML::Document.new( @file )
    id = File.basename( fileName, ".xml")
    #  looped only once
    doc.elements.each do |pageEle|
      name = getText( pageEle.elements['name'] )
      page = Page.new( id, name, category )
      page.title = getText( pageEle.elements['title'] )
      page.data = getText( pageEle.elements['data'] )
      
      pageEle.elements.each("meta/property" ) do |properties|
        name = properties.attributes["name"]
        value = properties.attributes["value"]
        page.add_metadata( name, value )
      end
  
      @logger.debug( "Read the page ID=#{page.full_id}, name=#{page.full_name}" )
      return page
    end
  ensure
    @file.close
  end

end

#parse_pages(category) ⇒ Object 



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# File 'lib/ribit/ribitdata.rb', line 790

def parse_pages( category )
  @logger.debug( "Parsing pages for category #{category.name}" )
  categoryDir = File.join( @contentDir, category.id )
  @logger.debug( "Looking *.xml files from #{categoryDir}" )
  pages = Array.new
  # under category dir all those files with <number>.xml are page files
  Dir[File.join( categoryDir, '*.xml')].each do |fileName|
    @logger.debug( "Found #{fileName}" )
    if ( /^[0-9]+\.xml$/.match( File.basename( fileName ) ) )
      # yes, the name matches
      pages.push( parse_page( category, fileName ) )
    end
  
  end
  
  return pages
end