TextMate: Convert HTML document to Entities

readme

1. Show Bundle Editor in TextMate
2. Create new command under HTML called "Convert Selection to Entities"
3. Paste code in command.rb, and set the following options:
- Save: Nothing
- Input: Selected Text or Document
- Output: Replace Selected Text
- Activation: Key Equivalent: command+&
- Scope Selector: text.html

command.rb

#!/usr/bin/env ruby
$KCODE = 'U'

def encode (text)
  text.gsub(/[^\x00-\x7F]|["'<>&]/) do |ch|
	sprintf("&#%d;", ch.unpack("U")[0])
  end
end

STDIN.read.scan(/(?x)

    ( <\?(?:[^?]*|\?(?!>))*\?>
    | <!-- (?m:.*?) -->
    | <\/? (?i:a|abbr|address|area|article|aside|audio|b|base|bdo|big|blockquote|body|br|button|canvas|caption|cite|code|col|colgroup|command|datalist|dd|del|details|dfn|div|dl|dt|em|embed|fieldset|figure|figcaption|footer|form|h1|h2|h3|h4|h5|h6|head|header|hgroup|hr|html|i|iframe|img|input|ins|kbd||keygen|label|legend|li|link|map|mark|menu|meta|meter|nav|noscript|object|ol|optgroup|option|output|p|param|pre|progress|q|rp|rt|ruby|s|samp|section|script|select|small|source|span|strong|style|sub|summary|sup|table|tbody|td|textarea|tfoot|th|thead|time|title|tr|track|u|ul|var|video|wbr)\b
        (?:[^>"']|"[^"]*"|'[^']*')*
      >
    | &(?:[a-zA-Z0-9]+|\#[0-9]+|\#x[0-9a-fA-F]+);
    )
    |([^<&]+|[<&])

  /x) do |tag, text|
  print tag.to_s, encode(text.to_s)
end