#!/usr/bin/ruby
require 'cgi'
cgi = CGI.new

puts "Content-Type: text/xml"
puts

FILENAME='/home/amnesia/sip.conf'
option = cgi.params['option'].to_s
id = cgi.params['id'].to_s
type = cgi.params['type'].to_s
username = cgi.params['username'].to_s
password = cgi.params['password'].to_s

def add_phone(type,id,username,password)
	if type.eql?('1')
		settings =  {
    'type' => 'friend',
    'host' => 'dynamic',
    'username' => username,
    'secret' => password,
    'context' => 'allemaal',
    'nat' => 'yes',
    'qualify' => 'yes',
		}
		File.open(FILENAME, 'a+') do |f|
			f.puts
			f.puts "[#{id}]"
  		settings.each { |k, v| f.puts "#{k}=#{v}" }
  	end
	end
end

def check(option, *value)
	if option.eql?('add_phone')
		if value[0] or value[1]
			File.open(FILENAME, 'a+') do |f|
				f.each {|line| line.chomp!; @exists = 1 if line =~ /\[#{value[0]}\]/ or line =~ /username=#{value[1]}/}
			end
			if @exists.eql?(1)
				puts "<?xml version="1.0"?>"
				puts '<result>'
				puts 		'<status>Error, already exists</status>'
				puts '</result>'
				exit
			end
    end
	end
end

case
	when option.eql?('add_phone')
		if type.empty? or id.empty? or username.empty? or password.empty?
#     	puts "Invalid input, try again"
     	exit
		end
		check(option, id, username)
		add_phone(type, id, username, password)
end