def cb_prepare( app )
	if app.isHomePage?( app['PATH_INFO'] )
		app['entries'].each { |entry|
			content = entry['body']
			
			entry['fullbody'] = content
			entry['body'] = generateSummary( content )
		}
	end
end

def generateSummary( body )

	body = body.gsub( /<[^>]+>/, '' )
	words = body.scan( /[^\s]+/ )
	words = words.slice( 0, [20, words.length].min )

	return "<p>%s...</p>" % words.join( " " )
end