#!/usr/bin/ruby

require 'cgi'
require 'digest/sha1'
require 'Sifter.rb'

IDNAME = "stream"
TSDIR  = "/var/www/html"

cgi = CGI.new
print cgi.header("text/html; charset=utf-8")

nowTime = Time.now
ymd = nowTime.strftime("%Y%m%d")

begin
  template = Sifter.new
  srand
  playid = Digest::SHA1.hexdigest(rand().to_s)
rescue Exception => e
  errmsg = e
end

# stream
begin
  title_stream = "stream"
  f = open("#{TSDIR}/stream/ctrl/title")
  title_stream = CGI.escapeHTML(f.gets.chop)
  f.close
rescue
end

begin
  total_stream = 0
  f = open("#{TSDIR}/stream/cnt/stream.total")
  total_stream = CGI.escapeHTML(f.gets.chop)
  f.close
rescue
end

begin
  start_stream = 0
  f_umu = File.exist?("#{TSDIR}/stream/ctrl/start")
  if f_umu == true
    start_stream = 1
  end
rescue
end

begin
  f_android = 0
  f_ios = 0
  f_flash = 1
  if /.*(iphone|ipad|ipod).*/ =~ ENV['HTTP_USER_AGENT'].downcase
    f_ios = 1
    f_android = 0
    f_flash = 0
  elsif /.*Android.*/ =~ ENV['HTTP_USER_AGENT']
    f_ios = 0
    f_android = 1
    idx = ENV['HTTP_USER_AGENT'].downcase.gsub(/\s\s+/, ' ').index("android").to_i
    version = ENV['HTTP_USER_AGENT'].downcase.gsub(/\s\s+/, ' ').slice(idx+8, 1).to_i
    if version >= 4
      f_flash = 0
    else
      f_flash = 1
    end
  end
rescue
end

# ライブ中のサムネイル画像を選択 
live_png = `/bin/ls -1t #{TSDIR}/#{IDNAME}/ts/simg.*.png 2>/dev/null | head -n 2 | tail -n 1`
if live_png.length > 0
  live_png.chop!
  live_png = "ts/" + live_png.split(/\s*\/\s*/)[-1]
else
  live_png = "ts/simg.png"
end
  
# ライブ中のサムネイル画像を選択　アンドロイド
live_png_android = `/bin/ls -1t #{TSDIR}/#{IDNAME}/ts/*_a.*.png 2>/dev/null | head -n 2 | tail -n 1`
if live_png_android.length > 0
  live_png_android.chop!
  live_png_android = "ts/" + live_png_android.split(/\s*\/\s*/)[-1]
else
  live_png_android = "ts/simg.png"
end

template.set_var('playid', playid)
template.set_var('title_stream', title_stream)
template.set_var('total_stream', total_stream)
template.set_var('start_stream', start_stream)
template.set_var('f_android', f_android)
template.set_var('f_flash',  f_flash)
template.set_var('live_png', live_png)
template.set_var('live_png_android', live_png_android)
template.display('index.tmpl')