class Inky::Core

Attributes

column_count[RW]
component_lookup[RW]
component_tags[RW]
components[RW]

Public Class Methods

extract_raws(string) click to toggle source
# File lib/inky.rb, line 58
def self.extract_raws(string)
  raws = []
  i = 0
  regex = %r(< *raw *>(.*?)</ *raw *>)
  str = string
  while raw = str.match(regex)
    raws[i] = raw[1]
    str = str.sub(regex, "###RAW#{i}###")
    i += 1
  end
  [raws, str]
end
new(options = {}) click to toggle source
# File lib/inky.rb, line 10
def initialize(options = {})
  self.components = {
    button: 'button',
    row: 'row',
    columns: 'columns',
    container: 'container',
    inky: 'inky',
    block_grid: 'block-grid',
    menu: 'menu',
    center: 'center',
    callout: 'callout',
    spacer: 'spacer',
    wrapper: 'wrapper',
    menu_item: 'item'
  }.merge(::Inky.configuration.components).merge(options[:components] || {})

  self.component_lookup = components.invert

  self.column_count = options[:column_count] || ::Inky.configuration.column_count

  self.component_tags = components.values
end
re_inject_raws(string, raws) click to toggle source
# File lib/inky.rb, line 71
def self.re_inject_raws(string, raws)
  str = string
  raws.each_with_index do |val, i|
    str = str.sub("###RAW#{i}###", val)
  end
  # If we're in rails, these should be considered safe strings
  str = str.html_safe if str.respond_to?(:html_safe)
  str
end

Public Instance Methods

release_the_kraken(html_string) click to toggle source
# File lib/inky.rb, line 33
def release_the_kraken(html_string)
  if html_string.encoding.name == "ASCII-8BIT"
    html_string.force_encoding('utf-8') # transform_doc barfs if encoding is ASCII-8bit
  end
  html_string = html_string.gsub(/doctype/i, 'DOCTYPE')
  raws, str = Inky::Core.extract_raws(html_string)
  parse_cmd = str =~ /<html/i ? :parse : :fragment
  html = Nokogiri::HTML.public_send(parse_cmd, str)
  transform_doc(html)
  string = html.to_html
  string.gsub!(INTERIM_TH_TAG_REGEX, 'th')
  Inky::Core.re_inject_raws(string, raws)
end
transform_doc(elem) click to toggle source
# File lib/inky.rb, line 47
def transform_doc(elem)
  if elem.respond_to?(:children)
    elem.children.each do |child|
      transform_doc(child)
    end
    component = component_factory(elem)
    elem.replace(component) if component
  end
  elem
end