249 lines
6.1 KiB
Ruby
249 lines
6.1 KiB
Ruby
# frozen_string_literal: true
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require_relative 'models/player'
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require_relative 'models/chat_message'
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require_relative 'messages/input_timing'
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require_relative 'messages/sv_client_drop'
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require_relative 'messages/rcon_cmd_add'
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require_relative 'messages/rcon_cmd_rem'
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require_relative 'messages/maplist_entry_add'
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require_relative 'messages/maplist_entry_rem'
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require_relative 'packer'
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require_relative 'context'
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class GameClient
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attr_accessor :players, :pred_game_tick, :ack_game_tick
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def initialize(client)
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@client = client
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@players = {}
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@ack_game_tick = -1
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@pred_game_tick = 0
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end
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##
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# call_hook
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#
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# @param: hook_sym [Symbol] name of the symbol to call
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# @param: context [Context] context object to pass on data
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# @param: optional [Any] optional 2nd parameter passed to the callback
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def call_hook(hook_sym, context, optional = nil)
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@client.hooks[hook_sym].each do |hook|
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hook.call(context, optional)
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context.verify
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return nil if context.canceld?
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end
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context
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end
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def on_auth_on
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return if call_hook(:auth_on, Context.new(nil)).nil?
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@client.rcon_authed = true
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puts 'rcon logged in'
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end
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def on_auth_off
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return if call_hook(:auth_off, Context.new(nil)).nil?
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@client.rcon_authed = false
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puts 'rcon logged out'
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end
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def on_rcon_cmd_add(chunk)
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todo_rename_this = RconCmdAdd.new(chunk.data[1..])
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context = Context.new(todo_rename_this)
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return if call_hook(:rcon_cmd_add, context).nil?
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p context.todo_rename_this
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end
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def on_rcon_cmd_rem(chunk)
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todo_rename_this = RconCmdRem.new(chunk.data[1..])
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context = Context.new(todo_rename_this)
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return if call_hook(:rcon_cmd_rem, context).nil?
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p context.todo_rename_this
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end
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def on_maplist_entry_add(chunk)
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todo_rename_this = MaplistEntryAdd.new(chunk.data[1..])
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context = Context.new(todo_rename_this)
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return if call_hook(:maplist_entry_add, context).nil?
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p context.todo_rename_this
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end
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def on_maplist_entry_rem(chunk)
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todo_rename_this = MaplistEntryRem.new(chunk.data[1..])
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context = Context.new(todo_rename_this)
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return if call_hook(:maplist_entry_rem, context).nil?
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p context.todo_rename_this
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end
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def on_client_info(chunk)
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# puts "Got playerinfo flags: #{chunk.flags}"
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u = Unpacker.new(chunk.data[1..])
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player = Player.new(
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id: u.get_int,
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local: u.get_int,
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team: u.get_int,
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name: u.get_string,
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clan: u.get_string,
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country: u.get_int
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)
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# skinparts and the silent flag
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# are currently ignored
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context = Context.new(
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nil,
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player:,
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chunk:
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)
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return if call_hook(:client_info, context).nil?
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player = context.data[:player]
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@players[player.id] = player
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end
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def on_input_timing(chunk)
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todo_rename_this = InputTiming.new(chunk.data[1..])
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context = Context.new(todo_rename_this, chunk:)
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call_hook(:input_timing, context)
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end
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def on_client_drop(chunk)
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todo_rename_this = SvClientDrop.new(chunk.data[1..])
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context = Context.new(
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nil,
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player: @players[todo_rename_this.client_id],
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chunk:,
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client_id: todo_rename_this.client_id,
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reason: todo_rename_this.reason,
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silent: todo_rename_this.silent?
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)
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return if call_hook(:client_drop, context).nil?
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@players.delete(context.data[:client_id])
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end
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def on_ready_to_enter(_chunk)
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@client.send_enter_game
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end
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def on_connected
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context = Context.new(nil)
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return if call_hook(:connected, context).nil?
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@client.send_msg_start_info
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end
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def on_disconnect
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call_hook(:disconnect, Context.new(nil))
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end
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def on_rcon_line(chunk)
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u = Unpacker.new(chunk.data[1..])
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context = Context.new(
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nil,
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line: u.get_string
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)
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call_hook(:rcon_line, context)
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end
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def on_snapshot(chunk)
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u = Unpacker.new(chunk.data)
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msg_id = u.get_int
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msg_id >>= 1
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num_parts = 1
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part = 0
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game_tick = u.get_int
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delta_tick = u.get_int
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part_size = 0
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crc = 0
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# complete_size = 0
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# data = nil
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# TODO: state check
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if msg_id == NETMSG_SNAP
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num_parts = u.get_int
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part = u.get_int
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end
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unless msg_id == NETMSG_SNAPEMPTY
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crc = u.get_int
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part_size = u.get_int
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end
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snap_name = 'SNAP_INVALID'
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case msg_id
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when NETMSG_SNAP then snap_name = 'NETMSG_SNAP'
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when NETMSG_SNAPSINGLE then snap_name = 'NETMSG_SNAPSINGLE'
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when NETMSG_SNAPEMPTY then snap_name = 'NETMSG_SNAPEMPTY'
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end
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puts ">>> snap #{snap_name} (#{msg_id})"
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puts " id=#{msg_id} game_tick=#{game_tick} delta_tick=#{delta_tick}"
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puts " num_parts=#{num_parts} part=#{part} crc=#{crc} part_size=#{part_size}"
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puts "\n header:"
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header = []
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notes = []
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u.parsed.each_with_index do |parsed, index|
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color = (index % 2).zero? ? :green : :pink
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txt = "#{parsed[:type]} #{parsed[:value]}"
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txt += " >> 1 = #{parsed[:value] >> 1}" if header.empty?
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notes.push([color, parsed[:pos], parsed[:len], txt])
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header += parsed[:raw]
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end
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hexdump_lines(header.pack('C*'), 1, notes, legend: :inline).each do |hex|
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puts " #{hex}"
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end
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puts "\n payload:"
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data = u.get_raw
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notes = [
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[:green, 0, 4, 'who dis?']
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]
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hexdump_lines(data.pack('C*'), 1, notes, legend: :long).each do |hex|
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puts " #{hex}"
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end
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# ack every snapshot no matter how broken
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@ack_game_tick = game_tick
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return unless (@pred_game_tick - @ack_game_tick).abs > 10
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@pred_game_tick = @ack_game_tick + 1
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end
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def on_emoticon(chunk); end
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def on_map_change(chunk)
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context = Context.new(nil, chunk:)
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return if call_hook(:map_change, context).nil?
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# ignore mapdownload at all times
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# and claim to have the map
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@client.send_msg_ready
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end
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def on_chat(chunk)
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u = Unpacker.new(chunk.data[1..])
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data = {
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mode: u.get_int,
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client_id: u.get_int,
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target_id: u.get_int,
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message: u.get_string
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}
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data[:author] = @players[data[:client_id]]
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msg = ChatMesage.new(data)
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context = Context.new(nil, chunk:)
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call_hook(:chat, context, msg)
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end
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end
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