Class: Eggshell::Bundles::Basic::BasicFormatHandlers

Inherits:
Object
  • Object
show all
Includes:
Eggshell::BlockHandler::HtmlUtils, FormatHandler, FormatHandler::Utils
Defined in:
lib/eggshell/bundles/basics.rb

Constant Summary collapse

TAG_MAP = 
{
  '[*' => 'b',
  '[**' => 'strong',
  '[/' => 'i',
  '[//' => 'em',
  '[__' => 'u',
  '[-' => 'strike',
  '[^' => 'sup',
  '[_' => 'sub',
  '[[' => 'span'
}.freeze
ESCAPE_MAP_HTML = 
{
  '<' => '&lt;',
  '>' => '&gt;',
  '/<' => '&laquo;',
  '>/' => '&raquo;',
  '/\'' => '&lsquo;',
  '\'/' => '&rsquo;',
  '/"' => '&ldquo;',
  '"/' => '&rdquo;',
  'c' => '&copy;',
  'r' => '&reg;',
  '!' => '&iexcl;',
  '-' => '&ndash;',
  '--' => '&mdash;',
  '&' => '&amp;'
}.freeze

Constants included from Eggshell::BlockHandler::HtmlUtils

Eggshell::BlockHandler::HtmlUtils::HASH_HTML_ESCAPE

Instance Method Summary collapse

Methods included from Eggshell::BlockHandler::HtmlUtils

#attrib_string, #create_tag, #css_string, #html_escape

Methods included from FormatHandler::Utils

#parse_args

Methods included from FormatHandler

#set_processor

Constructor Details

#initialize ⇒ BasicFormatHandlers

Returns a new instance of BasicFormatHandlers.



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# File 'lib/eggshell/bundles/basics.rb', line 535

def initialize
  @fmt_delimeters = [
    ['[*', '*]'], # bold
    ['[**', '**]'], # strong
    ['[/', '/]'], # italic
    ['[//', '//]'], # emphasis
    ['[__', '__]'], # underline
    ['[-', '-]'], # strike
    ['[^', '^]'], # superscript
    ['[_', '_]'], # subscript,
    ['[[', ']]'], # span
    ['[~', '~]'], # anchor
    ['[!', '!]'], # image
    ['%{', '}%', true], # entity expansion
    ['`', '`', '%{'], # code, backtick
    ['{{', '}}', '%{'] # code, normal
  ]
end

Instance Method Details

#format(tag, str) ⇒ Object 



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# File 'lib/eggshell/bundles/basics.rb', line 554

def format(tag, str)
  if tag == '{{' || tag == '`'
    cls = tag == '{{' ? 'normal' : 'backtick'
    return "<code class='#{cls}'>#{str}</code>"
  elsif tag == '%{'
    # @todo find a way to expand char map and handle unmapped strings at runtime
    buff = ''
    str.split(' ').each do |part|
      c = ESCAPE_MAP_HTML[part]
      buff += c || part
    end
    return buff
  end
  
  st = tag[0..1]
  args = parse_args(str.strip)
  akey = BH::BlockParams::ATTRIBUTES
  atts = {akey => {}}
  atts[akey].update(args.pop)

  tagname = nil
  tagopen = true
  text = args[0]

  if tag == '[~'
    link, text = args
    link = '' if !link 
    text = '' if !text
    if text.strip == ''
      text = link
    end
    atts[akey]['href'] = link if link != ''
    tagname = 'a'
  elsif tag == '[!'
    link, alt = args
    link = '' if !link
    alt = '' if !alt
    
    atts[akey]['src'] = link if link != ''
    atts[akey]['alt'] = alt if alt != ''
    tagname = 'img'
    tagopen = false
  else
    tagname = TAG_MAP[tag]
  end

  if tagopen
    return "#{create_tag(tagname, atts)}#{text}</#{tagname}>"
  else
    return create_tag(tagname, atts, false)
  end
end