Adding TTYPE support (allows server to query client for information such as name and capabilities, assuming the client supports ttype).

src/server/server.py

@@ -158,7 +158,7 @@ class Evennia(object):
         """
         Outputs server startup info to the terminal.
         """
-        print _(' %(servername)s Portal (%(version)s) started.') % {'servername': SERVERNAME, 'version': VERSION}        
+        print _(' %(servername)s Server (%(version)s) started.') % {'servername': SERVERNAME, 'version': VERSION}        
         print '  amp (Portal): %s' % AMP_PORT
 
     def set_restart_mode(self, mode=None):

src/server/session.py

@@ -35,7 +35,7 @@ class Session(object):
     # names of attributes that should be affected by syncing.
     _attrs_to_sync = ['protocol_key', 'address', 'suid', 'sessid', 'uid', 'uname', 
                       'logged_in', 'cid', 'encoding', 
-                      'conn_time', 'cmd_last', 'cmd_last_visible', 'cmd_total']    
+                      'conn_time', 'cmd_last', 'cmd_last_visible', 'cmd_total', 'protocol_flags']    
     
     def init_session(self, protocol_key, address, sessionhandler):
         """
@@ -71,6 +71,8 @@ class Session(object):
         self.cmd_last = self.conn_time
         self.cmd_total = 0
 
+        self.protocol_flags = {}
+
         # a back-reference to the relevant sessionhandler this 
         # session is stored in. 
         self.sessionhandler = sessionhandler

src/server/telnet.py

@@ -7,17 +7,17 @@ sessions etc.
 
 """
 
-from twisted.conch.telnet import StatefulTelnetProtocol
+from twisted.conch.telnet import Telnet, StatefulTelnetProtocol, IAC, LINEMODE
 from src.server.session import Session
+from src.server import ttype 
 from src.utils import utils, ansi 
 
-class TelnetProtocol(StatefulTelnetProtocol, Session):
+class TelnetProtocol(Telnet, StatefulTelnetProtocol, Session):
     """
     Each player connecting over telnet (ie using most traditional mud
     clients) gets a telnet protocol instance assigned to them.  All
     communication between game and player goes through here.
     """    
-
     def connectionMade(self):
         """
         This is called when the connection is first 
@@ -26,9 +26,20 @@ class TelnetProtocol(StatefulTelnetProtocol, Session):
         # initialize the session
         client_address = self.transport.client        
         self.init_session("telnet", client_address, self.factory.sessionhandler)
+
+        # setup ttype 
+        self.ttype = ttype.Ttype(self)
+
         # add us to sessionhandler 
         self.sessionhandler.connect(self)
 
+    def enableRemote(self, option): 
+        """
+        This sets up the options we allow for this protocol.
+        """
+        return (option == LINEMODE or
+                option == ttype.TTYPE)
+    
     def connectionLost(self, reason):
         """
         This is executed when the connection is lost for 
@@ -38,6 +49,26 @@ class TelnetProtocol(StatefulTelnetProtocol, Session):
         self.sessionhandler.disconnect(self)        
         self.transport.loseConnection()
 
+    def dataReceived(self, data):
+        """
+        This method will split the incoming data depending on if it
+        starts with IAC (a telnet command) or not. All other data will
+        be handled in line mode.
+        """
+        # print "dataRcv:", data,
+        # try:
+        #     for b in data:
+        #         print ord(b),
+        #         if b == chr(24): print "ttype found!"
+        #     print ""
+        # except Exception, e:
+        #     print str(e) + ":", str(data)
+
+        if data and data[0] == IAC:
+            super(TelnetProtocol, self).dataReceived(data)
+        else:
+            StatefulTelnetProtocol.dataReceived(self, data)
+
     def lineReceived(self, string):
         """
         Telnet method called when data is coming in over the telnet 

src/server/ttype.py

@@ -0,0 +1,91 @@
+"""
+This module implements the TTYPE telnet protocol as per
+http://tintin.sourceforge.net/mtts/. It allows the server to ask the
+client about its capabilities. If the client also supports TTYPE, it
+will return with information such as its name, if it supports colour
+etc. If the client does not support TTYPE, this will be ignored.
+
+All data will be stored on the protocol's protocol_flags dictionary,
+under the 'TTYPE' key.
+"""
+
+# telnet option codes
+TTYPE =  chr(24)
+IS = chr(0)
+SEND = chr(1)
+
+# terminal capabilities and their codes
+MTTS = [(128,'PROXY'), 
+        (64, 'SCREEN READER'), 
+        (32, 'OSC COLOR PALETTE'), 
+        (16, 'MOUSE TRACKING'), 
+        (8, '256 COLORS'), 
+        (4, 'UTF-8'),
+        (2, 'VT100'),
+        (1, 'ANSI')]
+
+class Ttype(object):
+    """
+    Handles ttype negotiations. Called and initiated by the 
+    telnet protocol.
+    """
+    def __init__(self, protocol):
+        """
+        initialize ttype by storing protocol on ourselves and calling
+        the client to see if it supporst ttype.
+
+        the ttype_step indicates how far in the data retrieval we've
+        gotten.
+        """
+        self.ttype_step = 0 
+        self.protocol = protocol
+        self.protocol.protocol_flags['TTYPE'] = {}
+
+        # setup protocol to handle ttype initialization and negotiation
+        self.protocol.negotiationMap[TTYPE] = self.negotiate_ttype                
+        # ask if client will ttype, connect callback if it does.
+        self.protocol.will(TTYPE).addCallbacks(self.negotiate_ttype, self.no_ttype)
+
+    def no_ttype(self, option):
+        """
+        Callback if ttype is not supported by client. 
+        """
+        pass
+
+    def negotiate_ttype(self, option):
+        """
+        Handles negotiation of the ttype protocol once the 
+        client has confirmed that it supports the ttype 
+        protocol.  
+
+        The negotiation proceeds in several steps, each returning a
+        certain piece of information about the client. All data is
+        stored on protocol.protocol_flags under the TTYPE key.
+        """
+
+        self.ttype_step += 1
+
+        if self.ttype_step == 1: 
+            # set up info storage and initialize subnegotiation     
+            self.protocol.requestNegotiation(TTYPE, SEND)
+        else:
+            # receive data 
+            option = "".join(option).lstrip(IS)
+            if self.ttype_step == 2:
+                self.protocol.protocol_flags['TTYPE']['CLIENTNAME'] = option
+                self.protocol.requestNegotiation(TTYPE, SEND)
+            elif self.ttype_step == 3:
+                self.protocol.protocol_flags['TTYPE']['TERM'] = option
+                self.protocol.requestNegotiation(TTYPE, SEND)
+            elif self.ttype_step == 4 and option.startswith('MTTS'):                
+                option = int(option.strip('MTTS '))
+                self.protocol.protocol_flags['TTYPE']['MTTS'] = option                
+                for codenum, standard in MTTS: 
+                    if option == 0:
+                        break 
+                    status = option % codenum < option
+                    self.protocol.protocol_flags['TTYPE'][standard] = status
+                    if status: 
+                        option = option % codenum
+            #print "ttype results:", self.protocol.protocol_flags['TTYPE']
+            

src/utils/create.py

@@ -404,6 +404,7 @@ def create_player(name, email, password,
         email = "dummy@dummy.com"
     if user:
         new_user = user
+        email = user.email
     else:
         if is_superuser:
             new_user = User.objects.create_superuser(name, email, password)
@@ -423,7 +424,6 @@ def create_player(name, email, password,
         if player_dbobj:
             new_db_player = player_dbobj
         else:
-            # create new database object 
             new_db_player = PlayerDB(db_key=name, user=new_user)
             new_db_player.save()