Class: Hamdown

Inherits:
Object
  • Object
show all
Defined in:
lib/hamdown.rb

Instance Method Summary collapse

Constructor Details

#initialize(options = {}) ⇒ Hamdown

Returns a new instance of Hamdown.



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# File 'lib/hamdown.rb', line 6

def initialize(options={})
  file = options.delete(:file_path) { raise "you need to specify a file name" }
  @innerfile = File.open(file).read
  @outerfile = File.exists?('layout.haml') ? File.open('layout.haml').read : nil
end

Instance Method Details

#insert_padding(padlines, source_lines) ⇒ Object 



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# File 'lib/hamdown.rb', line 61

def insert_padding(padlines, source_lines)
  count = padlines - source_lines.lines.count
  source_lines += "_" * 10
  count.times { source_lines += "\n  \n  " + '\_' * 30 }
  source_lines
end

#insert_timestamps(source_lines) ⇒ Object 



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# File 'lib/hamdown.rb', line 46

def insert_timestamps(source_lines)
  lines = ''
  source_lines.each do |line|
    if line.match(/(\[:(.*):\])/)
      if $2 == 'today' || ($2 == 'dynamic' && Time.now.hour <= 12)
        line.gsub!($1, Time.now.strftime('%B %d, %Y'))
      elsif $2 == 'tomorrow' || ($2 == 'dynamic' && Time.now.hour > 12)
        line.gsub!($1, (Time.now + (24*60*60)).strftime('%B %d, %Y'))
      end
    end
    lines << line
  end
  lines
end

#to_html(options = {}) ⇒ Object 



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# File 'lib/hamdown.rb', line 12

def to_html(options={})
  columns = options.delete(:columns) { false }
  timestamp = options.delete(:timestamp) { false }
  padlines = options.delete(:padlines) { 0 }
  @innerfile = insert_timestamps(@innerfile) if timestamp
  if columns
    first_half = ""
    second_half = ""
    line_count = (@innerfile.lines.count / 2.0).ceil
    blank_line = ""
    @innerfile.each_with_index do |line, index|
      if index < line_count
        first_half << line
        blank_line = line.match(/^\s*$/) if index = line_count - 1
      elsif index == line_count && !blank_line
        first_half << line
      else
        second_half << line
      end
    end
    first_half = insert_padding(padlines, first_half)
    second_half = insert_padding(padlines, second_half)
    html = "<table><tr><td>\n"
    html << RDiscount.new(first_half).to_html
    html << "</td>\n<td>\n"
    html << RDiscount.new(second_half).to_html
    html << "</td></tr></table>"
  else
    @innerfile = insert_padding(padlines, @innerfile)
    html = RDiscount.new(@innerfile).to_html
  end
  @outerfile ? Haml::Engine.new(@outerfile).render { html } : html
end