module ActionText::PlainTextConversion

Public Instance Methods

node_to_plain_text(node) click to toggle source
# File lib/action_text/plain_text_conversion.rb, line 7
def node_to_plain_text(node)
  remove_trailing_newlines(plain_text_for_node(node))
end

Private Instance Methods

break_if_nested_list(node, text) click to toggle source
# File lib/action_text/plain_text_conversion.rb, line 104
def break_if_nested_list(node, text)
  if list_node_depth_for_node(node) > 0
    "\n#{text}"
  else
    text
  end
end
bullet_for_li_node(node, index) click to toggle source
# File lib/action_text/plain_text_conversion.rb, line 81
def bullet_for_li_node(node, index)
  if list_node_name_for_li_node(node) == "ol"
    "#{index + 1}."
  else
    "•"
  end
end
indentation_for_li_node(node) click to toggle source
# File lib/action_text/plain_text_conversion.rb, line 93
def indentation_for_li_node(node)
  depth = list_node_depth_for_node(node)
  if depth > 1
    "  " * (depth - 1)
  end
end
list_node_depth_for_node(node) click to toggle source
# File lib/action_text/plain_text_conversion.rb, line 100
def list_node_depth_for_node(node)
  node.ancestors.map(&:name).grep(/^[uo]l$/).count
end
list_node_name_for_li_node(node) click to toggle source
# File lib/action_text/plain_text_conversion.rb, line 89
def list_node_name_for_li_node(node)
  node.ancestors.lazy.map(&:name).grep(/^[uo]l$/).first
end
plain_text_for_block(node, index = 0) click to toggle source
# File lib/action_text/plain_text_conversion.rb, line 32
def plain_text_for_block(node, index = 0)
  "#{remove_trailing_newlines(plain_text_for_node_children(node))}\n\n"
end
plain_text_for_blockquote_node(node, index) click to toggle source
# File lib/action_text/plain_text_conversion.rb, line 64
def plain_text_for_blockquote_node(node, index)
  text = plain_text_for_block(node)
  text.sub(/\A(\s*)(.+?)(\s*)\Z/m, '\1“\2”\3')
end
plain_text_for_br_node(node, index) click to toggle source
# File lib/action_text/plain_text_conversion.rb, line 48
def plain_text_for_br_node(node, index)
  "\n"
end
plain_text_for_div_node(node, index) click to toggle source
# File lib/action_text/plain_text_conversion.rb, line 56
def plain_text_for_div_node(node, index)
  "#{remove_trailing_newlines(plain_text_for_node_children(node))}\n"
end
plain_text_for_figcaption_node(node, index) click to toggle source
# File lib/action_text/plain_text_conversion.rb, line 60
def plain_text_for_figcaption_node(node, index)
  "[#{remove_trailing_newlines(plain_text_for_node_children(node))}]"
end
plain_text_for_li_node(node, index) click to toggle source
# File lib/action_text/plain_text_conversion.rb, line 69
def plain_text_for_li_node(node, index)
  bullet = bullet_for_li_node(node, index)
  text = remove_trailing_newlines(plain_text_for_node_children(node))
  indentation = indentation_for_li_node(node)

  "#{indentation}#{bullet} #{text}\n"
end
plain_text_for_list(node, index) click to toggle source
# File lib/action_text/plain_text_conversion.rb, line 40
def plain_text_for_list(node, index)
  "#{break_if_nested_list(node, plain_text_for_block(node))}"
end
plain_text_for_node(node, index = 0) click to toggle source
# File lib/action_text/plain_text_conversion.rb, line 12
def plain_text_for_node(node, index = 0)
  if respond_to?(plain_text_method_for_node(node), true)
    send(plain_text_method_for_node(node), node, index)
  else
    plain_text_for_node_children(node)
  end
end
plain_text_for_node_children(node) click to toggle source
# File lib/action_text/plain_text_conversion.rb, line 20
def plain_text_for_node_children(node)
  texts = []
  node.children.each_with_index do |child, index|
    texts << plain_text_for_node(child, index)
  end
  texts.join
end
plain_text_for_text_node(node, index) click to toggle source
# File lib/action_text/plain_text_conversion.rb, line 52
def plain_text_for_text_node(node, index)
  remove_trailing_newlines(node.text)
end
plain_text_method_for_node(node) click to toggle source
# File lib/action_text/plain_text_conversion.rb, line 28
def plain_text_method_for_node(node)
  :"plain_text_for_#{node.name}_node"
end
remove_trailing_newlines(text) click to toggle source
# File lib/action_text/plain_text_conversion.rb, line 77
def remove_trailing_newlines(text)
  text.chomp("")
end