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|
require "pretty_print"
require "json"
require "openssl/hmac"
require "obswebsocket"
puts "Content-type: text/plain; charset=UTF-8"
puts
settings = Hash(String, String).new
["eventsub_secret", "channel"].each do |key|
begin
settings[key] = File.read( "/etc/twitch/" + key ).chomp
rescue
STDERR.puts "Warning: Missing /etc/twitch/" + key
end
end
# enable explosions?
explosions = Hash( String, String ).new
if File.exists?( settings["configdir"] + "/explosionlist.txt" )
File.each_line( settings["configdir"] + "/explosionlist.txt" ) do |line|
explosions[ line.downcase ] = line
end
end
obs = OBSWebSocket::Server.new( "ws://127.0.0.1:4455/" )
def obstemporarymediacreate( obs : OBSWebSocket::Server, sname : String, iname, path : String )
iname = "media-temporary-explosion-#{iname}"
isettings = Hash( String, String | Bool | Int64 | Float64 ){
"advanced" => true,
"clear_on_media_end" => true,
"color_range" => 0.to_i64,
"is_local_file" => true,
"looping" => false,
"restart_on_activate" => true,
"local_file" => path,
}
response = obs.scenes[sname].createinput( iname, "ffmpeg_source", isettings )
end
def ircmsg( channel : String, msg : String)
if msg !~ /(\r|\n)/
sock = Socket.unix
sock.connect Socket::UNIXAddress.new( "/etc/twitch/irc-socket".to_s )
sock.puts( "#" + channel + " " + "eventsub: " + msg )
sock.close
end
end
def effectsmsg( msg : String )
sock = Socket.unix
sock.connect Socket::UNIXAddress.new( "/etc/twitch/effects-socket" )
sock.puts( msg )
sock.close
rescue ex
STDERR.puts( ex )
end
struct Nil
def as_s?
self
end
def as_i?
self
end
end
File.open("/tmp/eventsub.#{Process.pid}.txt", "w", 0o644 ) do |file|
input = STDIN.gets_to_end
begin
json = JSON.parse( input )
digest = "sha256=" + OpenSSL::HMAC.hexdigest( :sha256, settings["eventsub_secret"], ENV["HTTP_TWITCH_EVENTSUB_MESSAGE_ID"] + ENV["HTTP_TWITCH_EVENTSUB_MESSAGE_TIMESTAMP"] + input )
if json["challenge"]? && ( ENV["HTTP_TWITCH_EVENTSUB_MESSAGE_SIGNATURE"] == digest )
STDOUT.puts( json["challenge"] )
file.puts( json["challenge"] )
elsif json["event"]?
case json["subscription"]["type"]
when "channel.update"
#ircmsg( settings["channel"], "#{json["event"]["broadcaster_user_login"]} is now playing #{json["event"]["category_name"]} with the title #{json["event"]["title"]}" )
effectsmsg( "overlay gltext #{json["event"]["broadcaster_user_login"]} is now playing #{json["event"]["category_name"]} with the title #{json["event"]["title"]}" )
when "stream.online"
ircmsg( settings["channel"], "| #{json["event"]["broadcaster_user_login"]} is now streaming!" )
when "stream.offline"
ircmsg( settings["channel"], "| #{json["event"]["broadcaster_user_login"]} is now offline." )
when "channel.follow"
ircmsg( settings["channel"], "#{json["event"]["user_login"]} is now following!" )
when "channel.ban"
ircmsg( settings["channel"], "#{json["event"]["user_login"]} is now banned!" )
when "channel.unban"
ircmsg( settings["channel"], "#{json["event"]["user_login"]} is now unbanned!" )
when "channel.raid"
effectsmsg( "overlay gltext #{json["event"]["from_broadcaster_user_login"]} is raiding with #{json["event"]["viewers"]} viewer(s)!" )
ircmsg( settings["channel"], "#{json["event"]["from_broadcaster_user_login"]} is raiding with #{json["event"]["viewers"]} viewer(s)! bungmoBlobDance bungmoBlobDance bungmoBlobDance bungmoBlobDance" )
when "channel.subscribe"
sub_recver = ( json["event"]["user_login"]?.as_s? || "anonymous" )
sub_broadcaster = ( json["event"]["broadcaster_user_login"]?.as_s? || "unknown" )
sub_plan = ( json["event"]["tier"]?.as_s? || "unknown" )
#sub_months = ( json["event"]["cumulative_months"]?.as_i? || 0 )
unless json["event"]["is_gift"].as_bool
effectsmsg( "overlay gltext 10 " + sub_recver + " subscribed!" )
spawn do
explosions.values.sample( 5 ).each do | explosion |
obstemporarymediacreate( obs, "meta-foreground", explosion, "C:/cygwin64/home/user/effects/explosions/#{explosion}.webm" )
end
end
end
ircmsg( settings["channel"], sub_recver.to_s + " has subscribed at sub level #" + sub_plan.to_s + " bungmoBlobDance bungmoBlobDance bungmoBlobDance bungmoBlobDance" )
when "channel.subscription.gift"
sub_sender = ( json["event"]["user_login"]?.as_s? || "anonymous" )
sub_recver = ( json["event"]["broadcaster_user_login"]?.as_s? || sub_sender )
sub_plan = ( json["event"]["tier"]?.as_s? || "unknown" )
sub_total = ( json["event"]["total"]?.as_i? || 0 )
sub_cumulative = ( json["event"]["cumulative_total"]?.as_i? || 0 )
effectsmsg( "overlay gltext 10 #{sub_sender} donated #{sub_total} subs!" )
ircmsg( settings["channel"], "#{sub_sender} has gifted #{sub_total} tier #{sub_plan} subscription for a total of #{sub_cumulative}" )
spawn do
count = sub_total * 5
( count > 50 ) && ( count = 50 )
explosions.values.sample( count ).each do | explosion |
obstemporarymediacreate( obs, "meta-foreground", explosion, "C:/cygwin64/home/user/effects/explosions/#{explosion}.webm" )
end
end
when "channel.subscription.message"
sub_sender = ( json["event"]["user_login"]?.as_s? || "anonymous" )
sub_plan = ( json["event"]["tier"]?.as_s? || "unknown" )
sub_months = ( json["event"]["cumulative_months"]?.as_i? || 0 )
sub_msg = ( json["event"]["message"]["text"]?.as_s? || "" )
effectsmsg( "overlay gltext 10 " + sub_sender + " subscribed!" )
ircmsg( settings["channel"], sub_sender.to_s + " has subscribed for " + sub_months.to_s + " months at sub level #" + sub_plan.to_s + ": " + sub_msg.to_s )
end
else
STDOUT.puts( json.pretty_inspect )
STDOUT.puts( ARGV.pretty_inspect )
STDOUT.puts( ENV.pretty_inspect )
STDOUT.puts( file.path )
end
file.puts( json.pretty_inspect )
file.puts( ARGV.pretty_inspect )
file.puts( ENV.pretty_inspect )
rescue ex
STDERR.puts( ex )
STDOUT.puts( input )
file.puts( input )
end
end
#{"subscription" =>
# {"id" => "3c1c3a9c-748e-4374-8e61-2c0210755af3",
# "status" => "enabled",
# "type" => "channel.subscribe",
# "version" => "1",
# "condition" => {"broadcaster_user_id" => "59895482"},
# "transport" =>
# {"method" => "webhook",
# "callback" => "https://twitch.fairlystable.org/eventsub"},
# "created_at" => "2021-02-09T19:13:49.618252874Z",
# "cost" => 0},
# "event" =>
# {"user_id" => "71506453",
# "user_login" => "shift_f7",
# "user_name" => "Shift_F7",
# "broadcaster_user_id" => "59895482",
# "broadcaster_user_login" => "bungmonkey",
# "broadcaster_user_name" => "BungMonkey",
# "tier" => "1000",
# "is_gift" => true}}
#
|
