Class: Orgmode::TextileOutputBuffer

Inherits:
OutputBuffer show all
Defined in:
lib/org-ruby/textile_output_buffer.rb

Constant Summary collapse

TextileMap =

Maps org markup to textile markup.

{
  "*" => "*",
  "/" => "_",
  "_" => "_",
  "=" => "@",
  "~" => "@",
  "+" => "+"
}

Constants inherited from OutputBuffer

OutputBuffer::Modes

Instance Attribute Summary

Attributes inherited from OutputBuffer

#buffer, #buffer_mode, #buffered_lines, #headline_number_stack, #output, #output_type

Instance Method Summary collapse

Methods inherited from OutputBuffer

#<<, #clear_accumulation_buffer!, #current_mode, #current_mode_list?, #enter_table?, #exit_table?, #get_next_headline_number, #list_indent_level, #prepare, #preserve_whitespace?

Constructor Details

#initialize(output) ⇒ TextileOutputBuffer

Returns a new instance of TextileOutputBuffer.



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# File 'lib/org-ruby/textile_output_buffer.rb', line 7

def initialize(output)
  super(output)
  @add_paragraph = false
  @support_definition_list = true # TODO this should be an option
  @footnotes = {}
end

Instance Method Details

#flush! ⇒ Object

Flushes the current buffer



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# File 'lib/org-ruby/textile_output_buffer.rb', line 76

def flush!
  @logger.debug "FLUSH ==========> #{@output_type}"
  if (@output_type == :blank) then
    @output << "\n"
  elsif (@buffer.length > 0) then
    if @add_paragraph then
      @output << "p. " if @output_type == :paragraph
      @add_paragraph = false
    end
    @output << "bq. " if current_mode == :blockquote
    if @output_type == :definition_list and @support_definition_list then
      @output << "-" * @list_indent_stack.length << " "
      @buffer.sub!("::", ":=")
    elsif @output_type == :ordered_list then
      @output << "#" * @list_indent_stack.length << " "
    elsif @output_type == :unordered_list or \
        (@output_type == :definition_list and not @support_definition_list) then
      @output << "*" * @list_indent_stack.length << " "
    end
    @output << inline_formatting(@buffer) << "\n"
  end
  clear_accumulation_buffer!
end

#inline_formatting(input) ⇒ Object

Handles inline formatting for textile.



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# File 'lib/org-ruby/textile_output_buffer.rb', line 38

def inline_formatting(input)
  input = @re_help.rewrite_emphasis(input) do |marker, body|
    m = TextileMap[marker]
    "#{m}#{body}#{m}"
  end
  input = @re_help.rewrite_subp(input) do |type, text|
    if type == "_" then
      "~#{text}~"
    elsif type == "^" then
      "^#{text}^"
    end
  end
  input = @re_help.rewrite_links(input) do |link, text|
    text ||= link
    link = link.gsub(/ /, "%20")
    "\"#{text}\":#{link}"
  end
  input = @re_help.rewrite_footnote(input) do |name, defi|
    # textile only support numerical names! Use hash as a workarround
    name = name.hash.to_s unless name.to_i.to_s == name # check if number
    @footnotes[name] = defi if defi
    "[#{name}]"
  end
  Orgmode.special_symbols_to_textile(input)
  input
end

#output_footnotes! ⇒ Object 



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# File 'lib/org-ruby/textile_output_buffer.rb', line 65

def output_footnotes!
  return false if @footnotes.empty?

  @footnotes.each do |name, defi|
    @output << "\nfn#{name}. #{defi}\n"
  end

  return true
end

#pop_mode(mode = nil) ⇒ Object 



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# File 'lib/org-ruby/textile_output_buffer.rb', line 20

def pop_mode(mode = nil)
  m = super(mode)
  @add_paragraph = (mode_is_code(m))
  @output << "\n" if mode == :center
  m
end

#push_mode(mode) ⇒ Object 



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# File 'lib/org-ruby/textile_output_buffer.rb', line 14

def push_mode(mode)
  super(mode)
  @output << "bc.. " if mode_is_code(mode)
  @output << "\np=. " if mode == :center
end