# .-=[ dreamgrab.py ]=======================================================-. #
# | Furcadia Dream Grabber 1.0 (c) by IceDragon <icedragon@quickfox.org>     | #
# |==========================================================================| #
# | This script scans all the main maps on Furcadia for dream portals and    | #
# | reports back to the terminal with a list of parental dreams and the      | #
# | dreams they have within themselves along with their coordinates.         | #
# |==[ Changelog ]===========================================================| #
# | 1.0.0 - Initial release.                                                 | #
# '-==============================================================[ 1.0.0 ]=-' #


###--# Imports #--###
from socket import *
from select import select
from time   import time,sleep
from struct import unpack


###--# Configuration #--###
# Server address we should use.
furc_addr  = ( 'lightbringer.furcadia.com', 6500 )

# Account information we should use.
furc_login = ( "Username", "Password" )

# A list of main maps and their names. You can use FURL or GOMAP characters here.
furc_maps  = {
    ' ': "Vinca",
    '#': "Allegria Island",
    '$': "Challenges",
    '%': "Furrabian Nights (FurN)",
    '&': "Meovanni Village",
    "'": "Hawthorne",
    '(': "Imaginarium",
    '*': "Acropolis",
    'B': "Silver Showcase",
    'D': "Naia Square",
    'F': "Festival Map"
}

# Interval between dream hops in seconds.
furc_interval = 3


###--# Global Variables #--###
fdClient     = None
dreamCounter = 0
totalDreams  = 0


###--# Functions #--###
# Converter from base95 numeric system back to decimal.
def fdg_fromBase95 ( base95 ):
    number     = 0
    multiplier = 1
	
    base95 = list( base95 )
    base95.reverse()
		
    for digit in base95:
        number     += ( unpack( 'B', digit )[0] - 32 ) * multiplier
        multiplier *= 95
    #for

    return number
# fdg_fromBase95


# Adds a dream to the dreamlist or announces it to the terminal - whatever is
# programmed here...
def fdg_addDream ( dream_name, dream_text, coords ):
    global dreamCounter
    
    dreamCounter += 1

    if not dream_text:
	dream_text = ''

    print "(%3d,%3d) %-30s (%s)" % ( coords[0]*2, coords[1], dream_name.replace('|',' '), dream_text.replace('|',' ') )
# fdg_addDream()


# This function establishes a connection and logs into Furcadia for us.
def fdg_connectClient ( addr ):
    global fdClient, furc_login
    
    sock = socket ( AF_INET, SOCK_STREAM, 0 )
    sock.connect  ( addr )

    connPhase = True
    phaseName = 'MOTD'
    
    while connPhase:
	data = sock.recv( 4096 )
	
	if len( data ) == 0:
	    sock.close()
	    raise Exception( 'Unexpected EOF from server!' )

	if phaseName == 'MOTD':
	    if data[-8:] != "END\n\n\n\n\n":
		sock.close()
		raise Exception( 'Incorrect end-of-MOTD command received! Possibly not a gameserver.' )
	    else:
		sock.send( 'connect %s %s\n' % furc_login )
		phaseName = 'LOGIN'
		continue

	elif phaseName == 'LOGIN':
	    if data[:5] == '&'*5:
		phaseName == 'CONNECT'
		connPhase = False

	    elif data[:6] == ']#xxxx':
		message = data[9:]
		sock.close()
		raise Exception( 'Access denied: %s' % message )
    #while

    fdClient = sock
# fdgLconnectClient()


###--# Initialization #--###

print "--+ DreamGrabber 1.0 by IceDragon <icedragon@quickfox.org> +--\n"

# Connecting...
#print "--> Connecting to %s:%d..." % furc_addr

try:
    fdg_connectClient( furc_addr )
except Exception,(data):
    print "-X- %s" % data
    raise SystemExit

#print "--> Proceeding to dream polls...\n"

# Polling dreams
for dream in furc_maps.keys():
    dreamName    = furc_maps[dream]
    dreamCounter = 0
    
    # Entering dream...
    print "-- %s" % dreamName
    if dream[:7] == 'furc://':
	fdClient.send( 'fdl %s\n' % dream )
    else:
	fdClient.send( 'gomap %s\n' % dream )

    fdClient.send( 'onln __FDG__\n' )
    
    # Reading data...
    dreamList = False
    nextDream = False
    while not nextDream:
	data = fdClient.recv( 4096 )
	
	for line in data.split( '\n' ):
	    if line[:2] == ']s':
		(x,y) = ( fdg_fromBase95( line[2:4] ), fdg_fromBase95( line[4:6] ) )

		dream_name = line[8:].split(' ')
		if len( dream_name ) > 1:
		    ( dream_name,dream_text ) = dream_name
		else:
		    dream_name = dream_name[0]
		    dream_text = ''

		fdg_addDream( dream_name, dream_text, (x,y) )

	    elif line[:2] == ']%' and line[3:] == '__FDG__':
		print "-> %d dream(s) found.\n\n" % dreamCounter
		nextDream = True
    #while
    
    totalDreams += dreamCounter
#for

print "--> End of scan (%d dreams found)" % totalDreams
fdClient.send( 'quit\n' )
fdClient.close()

raise SystemExit