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Contents
module Evertils
module Helper
class ApiEnmlHandler
include Nokogiri::XML
#
# @since 0.3.7
def initialize(conf)
@config = conf
self
end
#
# @since 0.3.13
def from_str(str)
str.sub!("\n", '')
@xml = DocumentFragment.parse(str) do |conf|
conf.noblanks
end
fix_dtd
clear_empty
end
#
# @since 0.3.7
def convert_to_xml(enml)
@xml = from_str(enml)
self
end
alias to_xml convert_to_xml
#
# @since 0.3.5
def prepare
note_xml = @xml.search('en-note')
# remove <br> tags
note_xml.search('br').each(&:remove)
note_xml.inner_html.to_s
end
#
# @since 0.3.15
def clear_empty
@xml.css('div').each do |node|
children = node.children
if children.size == 1 && children.first.is_a?(Nokogiri::XML::Text)
node.remove if node.text.strip.empty?
end
end
@xml
end
# Sometimes, the Doctype declaration gets borked by the XML parser
# lets replace it with a new DTD if that is the case
# @since 0.3.15
def fix_dtd
node = @xml.children[0]
# the node we are looking at is actually the XML node, skip it
if node.is_a?(ProcessingInstruction)
node = node.next
end
# remove the existing broken DTD
node.remove
# create a new one (note: output is overridden in DTD class defined
# below ApiEnmlHandler)
dtd = DTD.new('DOCTYPE', @xml)
@xml.children.first.before(dtd)
end
#
# @since 0.3.1
def to_enml(hash)
Evertils::Helper::EvernoteENML.with_list(hash)
end
end
# gross hack to get around nokogiri failing to parse the DTD
class DTD < Nokogiri::XML::DTD
def to_s
return "<!DOCTYPE en-note SYSTEM \"http://xml.evernote.com/pub/enml2.dtd\">\n"
end
end
end
end
Version data entries
14 entries across 14 versions & 1 rubygems