class EPUB::ContentDocument::XHTML
Attributes
item[RW]
Public Instance Methods
nokogiri()
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@return [Nokogiri::XML::Document] content as Nokogiri::XML::Document object
# File lib/epub/content_document/xhtml.rb, line 42 def nokogiri require 'nokogiri' @nokogiri ||= Nokogiri.XML(raw_document) end
oga()
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@return [Oga::XML::Document] content as Oga::XML::Document object
# File lib/epub/content_document/xhtml.rb, line 36 def oga require "oga" @oga ||= Oga.parse_xml(raw_document) end
read(detect_encoding: true)
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@param [Boolean] detect_encoding See {Publication::Package::Manifest::Item#read} @return [String] Returns the content string.
# File lib/epub/content_document/xhtml.rb, line 8 def read(detect_encoding: true) item.read(detect_encoding: detect_encoding) end
Also aliased as: raw_document
rexml()
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@return [REXML::Document] content as REXML::Document object
# File lib/epub/content_document/xhtml.rb, line 31 def rexml @rexml ||= REXML::Document.new(raw_document) end
title()
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@return [String] Returns the value of title element.
If none, returns empty string
# File lib/epub/content_document/xhtml.rb, line 20 def title title_elem = rexml.get_elements('.//title').first if title_elem title_elem.text else warn 'title element not found' '' end end
top_level?()
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@return [true|false] Whether referenced directly from spine or not.
# File lib/epub/content_document/xhtml.rb, line 14 def top_level? !! item.itemref end