vim.cgi

#!/usr/bin/env ruby
"
execute 'help' getline(1)
.,/[^*]$//\*\S\+\*$\|\%$/?^[^=-].*[^=-]$?print
qall!
"

require 'rubygems'
require 'json'
require 'cgi'

TEMP = './temp'

cgi = CGI.new

json = JSON.parse(cgi["json"])

print cgi.header('type' => 'text/plain', 'charset' => 'utf-8')
text = json['events'][0]['message']['text']

if text =~ /^:h(?:e(?:lp?)?)?\s+(\||[^|\s]+)/
  keyword = $1
  open(TEMP, 'w'){|f| f.write(keyword)}
  result = `vim -Z -u NONE -N -e -s #{TEMP} < #{__FILE__}`
  if result == ''
    print 'http://gyazo.com/f71ba83245a2f0d41031033de1c57109.png'
  else
    print result[0, 1000]
  end
  File.delete(TEMP)
end