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Module: ActionText::PlainTextConversion

Relationships & Source Files
Defined in: actiontext/lib/action_text/plain_text_conversion.rb

Instance Method Summary

Instance Method Details

#break_if_nested_list(node, text) (private)

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# File 'actiontext/lib/action_text/plain_text_conversion.rb', line 117



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)   (private)
  

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# File 'actiontext/lib/action_text/plain_text_conversion.rb', line 94



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)   (private)
  

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# File 'actiontext/lib/action_text/plain_text_conversion.rb', line 106



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)   (private)
  

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# File 'actiontext/lib/action_text/plain_text_conversion.rb', line 113



def list_node_depth_for_node(node)
  node.ancestors.map(&:name).grep(/^[uo]l$/).count
end


  








  

    #list_node_name_for_li_node(node)   (private)
  

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# File 'actiontext/lib/action_text/plain_text_conversion.rb', line 102



def list_node_name_for_li_node(node)
  node.ancestors.lazy.map(&:name).grep(/^[uo]l$/).first
end


  








  

    #node_to_plain_text(node)  
  

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# File 'actiontext/lib/action_text/plain_text_conversion.rb', line 9



def node_to_plain_text(node)
  remove_trailing_newlines(plain_text_for_node(node))
end


  








  

    #plain_text_for_block(node, index = 0)   (private)
  

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# File 'actiontext/lib/action_text/plain_text_conversion.rb', line 40



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)   (private)
  

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# File 'actiontext/lib/action_text/plain_text_conversion.rb', line 72



def plain_text_for_blockquote_node(node, index)
  text = plain_text_for_block(node)
  return "“”" if text.blank?

  text = text.dup
  text.insert(text.rindex(/\S/) + 1, "”")
  text.insert(text.index(/\S/), "“")
  text
end


  








  

    #plain_text_for_br_node(node, index)   (private)
  

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# File 'actiontext/lib/action_text/plain_text_conversion.rb', line 56



def plain_text_for_br_node(node, index)
  "\n"
end


  








  

    #plain_text_for_div_node(node, index)   (private)
  

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# File 'actiontext/lib/action_text/plain_text_conversion.rb', line 64



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)   (private)
  

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# File 'actiontext/lib/action_text/plain_text_conversion.rb', line 68



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)   (private)
  

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# File 'actiontext/lib/action_text/plain_text_conversion.rb', line 82



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)   (private)
  

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# File 'actiontext/lib/action_text/plain_text_conversion.rb', line 48



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)   (private)
  

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# File 'actiontext/lib/action_text/plain_text_conversion.rb', line 14



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)   (private)
  

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# File 'actiontext/lib/action_text/plain_text_conversion.rb', line 22



def plain_text_for_node_children(node)
  texts = []
  node.children.each_with_index do |child, index|
    next if skippable?(child)

    texts << plain_text_for_node(child, index)
  end
  texts.join
end


  








  

    #plain_text_for_text_node(node, index)   (private)
  

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# File 'actiontext/lib/action_text/plain_text_conversion.rb', line 60



def plain_text_for_text_node(node, index)
  remove_trailing_newlines(node.text)
end


  








  

    #plain_text_method_for_node(node)   (private)
  

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# File 'actiontext/lib/action_text/plain_text_conversion.rb', line 36



def plain_text_method_for_node(node)
  :"plain_text_for_#{node.name}_node"
end


  








  

    #remove_trailing_newlines(text)   (private)
  

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# File 'actiontext/lib/action_text/plain_text_conversion.rb', line 90



def remove_trailing_newlines(text)
  text.chomp("")
end


  








  

    #skippable?(node)  ⇒ Boolean  (private)
  



  

    
  





  


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# File 'actiontext/lib/action_text/plain_text_conversion.rb', line 32



def skippable?(node)
  node.name == "script" || node.name == "style"
end