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#!/usr/bin/env ruby

################################
# Author:  Benjamin Kellermann #
# License: CC-by-sa 3.0        #
#          see License         #
################################

require "yaml"
require "cgi"


if __FILE__ == $0

$cgi = CGI.new

TYPE = "text/html"
#TYPE = "application/xhtml+xml"
CHARSET = "utf-8"

$htmlout = <<HEAD
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN"
  "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en">
HEAD

olddir = File.expand_path(".")
Dir.chdir("..")
require "poll"
require "datepoll"
require "timepoll"
load "charset.rb"
load "config.rb"
Dir.chdir(olddir)

if $cgi.include?("edituser")
	$edituser = $cgi["edituser"]
end

if $cgi.include?("revision")
	REVISION=$cgi["revision"].to_i
	table = YAML::load(VCS.cat(REVISION, "data.yaml"))
else
	table = YAML::load_file("data.yaml")

	if $cgi.include?("add_participant")
		agreed = {}
		$cgi.params.each{|k,v|
			if k =~ /^add_participant_checked_/
				agreed[k.gsub(/^add_participant_checked_/,"")] = v[0]
			end
		}

		table.add_participant($cgi["add_participant"],agreed)
	end

	table.add_comment($cgi["commentname"],$cgi["comment"]) if $cgi["comment"] != ""
	table.delete_comment($cgi["delete_comment"].to_i) if $cgi.include?("delete_comment")
end

$htmlout += <<HEAD
<head>
	<meta http-equiv="Content-Type" content="#{TYPE}; charset=#{CHARSET}" /> 
	<meta http-equiv="Content-Style-Type" content="text/css" />
	<title>dudle - #{table.name}</title>
	<link rel="stylesheet" type="text/css" href="../dudle.css" title="default"/>
	<link rel="stylesheet" type="text/css" href="../print.css" title="print" media="print" />
	<link rel="stylesheet" type="text/css" href="../print.css" title="print" />
HEAD

$htmlout += '<link rel="alternate"  type="application/atom+xml" href="atom.cgi" />' if File.exists?("../atom_single.rb")

$htmlout += <<HEAD
</head>
<body>
	<div>
		<small>
			<a href='..' style='text-decoration:none'>#{BACK}</a>
			<a href='config.cgi' style='text-decoration:none'>config</a>
			history:#{table.history_to_html}
		</small>
	</div>
HEAD

# TABLE
$htmlout += <<TABLE
<h1>#{table.name}</h1>
<div id='polltable'>
	<form method='post' action='.'>
		#{table.to_html}
	</form>
</div>
TABLE

$htmlout += table.comment_to_html

$htmlout += "</body>"

$htmlout += "</html>"

$cgi.out("type" => TYPE ,"charset" => CHARSET,"cookie" => $utfcookie, "Cache-Control" => "no-cache"){$htmlout}
end