Class: Touch_Up

Inherits:
Object
  • Object
show all
Includes:
Twitter::Extractor
Defined in:
lib/touch_up.rb

Constant Summary collapse

NOTHING = 
''.freeze

Instance Method Summary collapse

Constructor Details

#initialize(str) ⇒ Touch_Up

class self ===



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# File 'lib/touch_up.rb', line 14

def initialize str
  @origin = str
end

Instance Method Details

#to_html ⇒ Object 



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# File 'lib/touch_up.rb', line 18

def to_html
  @origin.

    # "a" (anchor) tags, auto-linking
    gsub(%r@(\*([^\*]+)\*\s+)?([^\.\s]+\.[^\.\s]+[^\s]+[^\.\s])@) { |full, match|

    text = $2
    raw_link = Escape_Escape_Escape.decode_html($3)

    link = extract_urls(raw_link).first

    if !link
      full
    else

      append           = raw_link.sub(link, NOTHING)
      short_link       = link
      clean_short_link = Escape_Escape_Escape.html(short_link)

      if !link['://']
        link = 'http://' + link
      end

      begin
        clean_link = Escape_Escape_Escape.href(link)

        if text
          "<a href=\"#{clean_link}\">#{text}</a>#{append}"
        else
          "<a href=\"#{clean_link}\">#{clean_short_link}</a>#{append}"
        end

      rescue Escape_Escape_Escape::Invalid_HREF
        full
      end # begin

    end # if


  }.


  # "i", "del", "strong" tags
  gsub(/([\*\/\-\~]{1,2})([^\1\<\>]+)(\1)/) { |full, match|
    case
    when $1 == $3 && $1 == '/'
      "<i>#{$2}</i>"
    when $1 == '~~' && $3 == '~~'
      "<del>#{$2}</del>"
    when $1 == $3 && $1 == '*'
      "<strong>#{$2}</strong>"
    else
      full
    end
  }

end