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Create Original code
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AriWD40
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Original code
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292
Original code
Normal file
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extends Node
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###########################################################
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#
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# ExtraSimple SMTP client
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#
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# 1 - import in your project
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# 2 - put values in var server, user, password,
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# mailto, mymail
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# 3 - call method Deliver(data) to send mail
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#
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###########################################################
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###########################################################
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#
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#
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# d: inner class for simple debug - begin
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#
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#
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###########################################################
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class d:
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var debug = true
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func display(data):
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if debug == true:
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prints ("debug:",data)
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###########################################################
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#
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#
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# d: inner class for simple debug - end
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#
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#
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###########################################################
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export var server = "smtp.xxx.com"
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export var port = 25
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export var user = "" # put userid for SMTP login
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export var password = "" # put password for SMTP login
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export var mymailto = "" # put destination address
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export var mymail = "" # put mail associated to userid/password
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###########################################################
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#
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# signals
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#
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###########################################################
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signal SMTP_connecting
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signal SMTP_connected
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signal SMTP_working
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signal SMTP_disconnected_error
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signal SMTP_disconnected_ok
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###########################################################
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#
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# method used to connect
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#
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###########################################################
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enum channel {TCP,PACKET}
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export (channel) var com = PACKET
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###########################################################
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#
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# storage area
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#
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###########################################################
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var authloginbase64=""
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var authpassbase64=""
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var Socket = null
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var PacketSocket = null
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var PacketIn = ""
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var PacketOut = ""
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enum esi {OK,KO} # i like that one!
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enum stati {OK,WAITING,NO_RESPONSE,UNHANDLED_REPONSE}
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export (stati) var stato
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var MaxRetries = 5
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var delayTime = 250
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var thread = null
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func _ready():
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if user != "": authloginbase64=Marshalls.raw_to_base64(user.to_ascii())
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if password != "": authpassbase64=Marshalls.raw_to_base64(password.to_ascii())
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func _process(delta):
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pass
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func Deliver(data):
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thread = Thread.new()
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thread.start(self,"ThreadDeliver",data)
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func ThreadDeliver(data):
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var r_code
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emit_signal("SMTP_connecting")
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r_code = OpenSocket()
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if r_code == OK:
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r_code =WaitAnswer()
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if r_code == OK:
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emit_signal("SMTP_connected")
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r_code = send("ciao") # needed because some SMTP servers return error each first command
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if r_code == OK:
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r_code = MAILhello()
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if r_code == OK:
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emit_signal("SMTP_working")
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r_code = MAILauth()
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if r_code == OK:
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r_code = MAILfrom(mymail)
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if r_code == OK:
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r_code = MAILto(mymailto)
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if r_code == OK:
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r_code = MAILdata(data,mymail,"comanda per sagra")
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if r_code == OK:
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d.display("process OK")
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if r_code == OK:
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r_code =MAILquit()
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CloseSocket()
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if r_code == OK:
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emit_signal("SMTP_disconnected_ok")
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else:
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emit_signal("SMTP_disconnected_error")
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d.display("ERROR")
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return r_code
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func OpenSocket():
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var error
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if Socket == null:
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Socket=StreamPeerTCP.new()
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error=Socket.connect_to_host(server,port)
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d.display(["connecting server...",server,error])
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if error > 0:
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var ip=IP.resolve_hostname(server)
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error=Socket.connect_to_host(ip,port)
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d.display(["trying IP ...",ip,error])
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for i in range(1,MaxRetries):
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if Socket.get_status() == Socket.STATUS_ERROR:
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d.display("Error while requesting connection")
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break
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elif Socket.get_status() == Socket.STATUS_CONNECTING:
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d.display("connecting...")
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break
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elif Socket.get_status() == Socket.STATUS_CONNECTED:
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d.display("connection up")
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break
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else:
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OS.delay_msec(delayTime)
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if com == PACKET:
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if PacketSocket == null:
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PacketSocket=PacketPeerStream.new()
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PacketSocket.set_stream_peer(Socket)
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return error
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func CloseSocket():
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Socket.disconnect_from_host()
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func send(data1,data2=null,data3=null):
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var error
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error = sendOnly(data1,data2,data3)
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return error
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func sendOnly(data1,data2=null,data3=null):
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var error = 0
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PacketOut = data1
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if data2 != null:
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PacketOut = PacketOut + " " + data2
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if data3 != null:
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PacketOut = PacketOut + " " + data3
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d.display(["send",PacketOut])
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PacketOut = PacketOut + "\n"
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if com == PACKET:
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error=PacketSocket.put_packet(PacketOut.to_ascii())
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elif com == TCP:
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error=Socket.put_data(PacketOut.to_ascii())
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if error == null:
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error = "NULL"
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d.display(["send","r_code",error])
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return error
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func WaitAnswer(succesful=""):
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stato=WAITING
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d.display(["waiting response from server..."])
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if com == PACKET:
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OS.delay_msec(delayTime)
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for i in range(1,MaxRetries):
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d.display(["bytes buffered",String(PacketSocket.get_available_packet_count()),"error",String(Socket.get_packet_error())])
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if PacketSocket.get_available_packet_count() > 0:
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PacketIn=PacketSocket.get_var()
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d.display(["receive",PacketIn])
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stato=OK
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break
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else:
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d.display(["waiting response from server...",i])
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OS.delay_msec(delayTime)
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if stato==WAITING:
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stato = NO_RESPONSE
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else:
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if ParsePacketIn(succesful) != OK:
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stato=UNHANDLED_REPONSE
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return stato
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elif com == TCP:
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PacketIn = ""
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OS.delay_msec(delayTime)
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for i in range(1,MaxRetries):
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var bufLen =Socket.get_available_bytes()
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if bufLen > 0:
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d.display(["bytes buffered",String(bufLen)])
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PacketIn=PacketIn + Socket.get_utf8_string(bufLen)
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d.display(["receive",PacketIn])
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break
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else:
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OS.delay_msec(delayTime)
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if PacketIn != "":
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stato=OK
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if ParsePacketIn(succesful) != OK:
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stato=UNHANDLED_REPONSE
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else:
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stato = NO_RESPONSE
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return stato
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else:
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return 99
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func ParsePacketIn(strcompare):
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if strcompare == "":
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return OK
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if PacketIn.left(strcompare.length())==strcompare:
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return OK
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else:
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return KO
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func MAILhello():
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var r_code=send("HELO", mymail)
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WaitAnswer()
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r_code= send("EHLO", mymail)
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r_code= WaitAnswer("250")
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return r_code
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func MAILauth():
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var r_code=send("AUTH LOGIN")
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r_code=WaitAnswer("334")
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if r_code == OK:
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r_code=send(authloginbase64)
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r_code = WaitAnswer("334")
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if r_code == OK:
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r_code=send(authpassbase64)
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r_code = WaitAnswer("235")
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d.display(["r_code auth:",r_code])
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return r_code
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func MAILfrom(data):
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var r_code=send("MAIL FROM:",bracket(data))
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r_code = WaitAnswer("250")
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return r_code
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func MAILto(data):
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var r_code=send("RCPT TO:",bracket(data))
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r_code = WaitAnswer("250")
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return r_code
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func MAILdata(data=null,from=null,subject=null):
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var corpo = ""
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for i in data:
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corpo = corpo + i + "\r\n"
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corpo=corpo + "."
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var r_code=send("DATA") #,bracket(data))
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r_code=WaitAnswer("354")
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if r_code == OK and from != null:
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r_code=send("FROM: ",bracket(from))
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if r_code == OK and subject != null:
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r_code=send("SUBJECT: ",subject)
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if r_code == OK and data != null:
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r_code=send(corpo)
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WaitAnswer("250")
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return r_code
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func MAILquit():
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return send("QUIT")
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func bracket(data):
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return "<"+data+">"
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