Sha256: 9641383be8684ef3e9ce8a1eb7397690e395c9cb4d21ad0b957510eb6a8e1e35
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Size: 1.94 KB
Versions: 31
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Contents
require "nokogiri"
require "liquid"
require 'pp'
module Relaton::Cli
class XmlToHtmlRenderer
def initialize(liquid_dir: nil, stylesheet: nil)
@liquid_dir = liquid_dir
@stylesheet = read_file(stylesheet)
init_liquid_template_and_filesystem
end
def render(index_xml)
Liquid::Template.
parse(template).
render(build_liquid_document(index_xml))
end
def uri_for_extension(uri, extension)
unless uri.nil?
uri.sub(/\.[^.]+$/, ".#{extension.to_s}")
end
end
# Render HTML
#
# This interface allow us to convert a Relaton XML to HTML
# using the specified liquid template and stylesheets. It
# also do some minor clean during this conversion.
#
def self.render(file, options)
new(options).render(file)
end
private
attr_reader :stylesheet, :liquid_dir, :template
def read_file(file)
File.read(file, encoding: "utf-8")
end
def build_liquid_document(source)
bibcollection = build_bibcollection(source)
hash_to_liquid({
depth: 2,
css: stylesheet,
title: bibcollection.title,
author: bibcollection.author,
documents: document_items(bibcollection)
})
end
def init_liquid_template_and_filesystem
file_system = Liquid::LocalFileSystem.new(liquid_dir)
@template = read_file(file_system.full_path("index"))
Liquid::Template.file_system = file_system
end
# TODO: This should be recursive, but it's not
def hash_to_liquid(hash)
hash.map { |key, value| [key.to_s, empty2nil(value)] }.to_h
end
def empty2nil(value)
value unless value.is_a?(String) && value.empty? && !value.nil?
end
def build_bibcollection(source)
Relaton::Bibcollection.from_xml(Nokogiri::XML(source))
end
def document_items(bibcollection)
bibcollection.to_h["root"]["items"].map { |item| hash_to_liquid(item) }
end
end
end
Version data entries
31 entries across 31 versions & 1 rubygems