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zhabogram/inc/xmppcomponent.rb
2019-04-06 11:23:14 +03:00

105 lines
4.6 KiB
Ruby

require 'xmpp4r'
#############################
### Some constants #########
::HELP_MESSAGE = "Unknown command. \n\n Please, use /login <phonenumber> to try log in. ☺"
#############################
#############################
## XMPP Transport Class #####
#############################
class XMPPComponent
# init class and set logger #
def initialize()
@logger = Logger.new(STDOUT); @logger.progname = '[XMPPComponent]'
end
# transport initialization & connecting to XMPP server #
def connect(params) # :jid => transport_jid, :host => xmpp_server, :port => xmpp_component_port, :secret => xmpp_component_secret
@logger.info "Connecting.."
begin
@@transport = Jabber::Component.new( params[:jid] )
@@transport.connect( params[:host], params[:port] )
@@transport.auth( params[:secret] )
@@transport.add_message_callback do |msg| msg.first_element_text('body') ? self.message_handler(msg) : nil end
@sessions = {}
@logger.info "Connection established"
Thread.stop()
rescue Exception => e
@logger.info 'Connection failed: %s' % e
exit 1
end
end
#############################
#### Callback handlers #####
#############################
# new message to XMPP component #
def message_handler(msg)
@logger.info 'New message from [%s] to [%s]' % [msg.from, msg.to]
return self.process_internal_command(msg.from.bare, msg.first_element_text('body') ) if msg.to == @@transport.jid # treat message as internal command if received as transport jid
return @sessions[msg.from.bare].queue_message(msg.to.to_s, msg.first_element_text('body')) if @sessions.key? msg.from.bare and @sessions[msg.from.bare].online? # queue message for processing session is active for jid from
end
#############################
#### Command handlers #####
#############################
# process internal /command #
def process_internal_command(jfrom, body)
case body.split[0] # /command argument = [command, argument]
when '/login' then @sessions[jfrom] = XMPPSession.new(jfrom, body.split[1]) # create new session for jid <jfrom> and spawn tg instance
when '/code', '/password' then @sessions[jfrom].enter_auth_data(body.split[0][1..8], body.split[1]) if @sessions.key? jfrom # pass auth data to telegram instance
when '/logout' then @sessions[jfrom].offline! if @sessions.key? jfrom # go offline
else reply = Jabber::Message.new; reply.from, reply.to, reply.body, reply.type = @@transport.jid, jfrom, ::HELP_MESSAGE, :chat; @@transport.send(reply) # unknown command -- we will display sort of help message.
end
end
end
#############################
## XMPP Session Class #######
#############################
class XMPPSession < XMPPComponent
attr_reader :user_jid, :tg_login, :tg_auth_data, :message_queue
attr_accessor :online
# start XMPP user session and Telegram client instance #
def initialize(jid, tg_login)
@logger = Logger.new(STDOUT); @logger.progname = '[XMPPSession: %s/%s]' % [jid, tg_login]
@logger.info "Starting Telegram session"
@user_jid, @tg_login, @tg_auth_data, @message_queue = jid, tg_login, {code: nil, password: nil}, Queue.new()
@tg_client_thread = Thread.new{ TelegramClient.new(self, tg_login) }
end
###########################################
# send message to current user via XMPP #
def send_message(from = nil, body = '')
@logger.info "Incoming message from Telegram network <- %s" % from.to_s
from = from.nil? ? @@transport.jid : from.to_s+'@'+@@transport.jid.to_s
reply = Jabber::Message.new; reply.from, reply.to, reply.body, reply.type = from, @user_jid, body, :chat
@@transport.send(reply)
end
# queue message (we will share this queue within :message_queue to Telegram client thread) #
def queue_message(to, text = '')
@logger.info "Queuing message to be sent to Telegram network user -> " % to
@message_queue << {to: to.split('@')[0], text: text}
end
# enter auth data (we will share this data within :tg_auth_data to Telegram client thread ) #
def enter_auth_data(typ, data)
logger.info "Authorizing in Telegram network with :%s" % typ
@tg_auth_data[typ.to_sym] = data
end
###########################################
# session status #
def online?() @online end
def online!() @online = true end
def offline!() @online = false end
end