if USE_DB: import pg
from time import time, sleep
from popen2 import popen2
-from LATClient import LATClient
-from VendingMachine import VendingMachine
-from ConfigParser import ConfigParser
+from LATClient import LATClient, LATClientException
+from VendingMachine import VendingMachine, VendingException
from HorizScroll import HorizScroll
+from random import random, seed
+from Idler import TrainIdler,GrayIdler
+import socket
+from traceback import print_tb
GREETING = 'UCC SNACKS'
PIN_LENGTH = 4
else:
return None
-def door_open_mode(vending_machine):
+def door_open_mode(v):
print "Entering open door mode"
- v.display("DOOR OPEN")
+ v.display("-FEED ME-")
while True:
e = v.next_event()
if e == None: break
(event, params) = e
if event == DOOR:
if params == 1: # door closed
- v.display("BYE BYE!")
+ v.display("-YUM YUM!-")
sleep(1)
return
+def cookie(v):
+ seed(time())
+ messages = [' WASSUP! ', 'PINK FISH ', ' SECRETS ', ' ESKIMO ', ' FORTUNES ', 'MORE MONEY']
+ choice = int(random()*len(messages))
+ msg = messages[choice]
+ left = range(len(msg))
+ for i in range(len(msg)):
+ if msg[i] == ' ': left.remove(i)
+ reveal = 1
+ while left:
+ s = ''
+ for i in range(0, len(msg)):
+ if i in left:
+ if reveal == 0:
+ left.remove(i)
+ s += msg[i]
+ else:
+ s += chr(int(random()*26)+ord('A'))
+ reveal += 1
+ reveal %= 17
+ else:
+ s += msg[i]
+ v.display(s)
+
def center(str):
LEN = 10
return ' '*((LEN-len(str))/2)+str
if len(self.scrolling_message[0][0]) > 10:
(m, r, t) = self.scrolling_message[0]
a = []
- exp = HorizScroll(m).expand(padding = 0, wraparound = False)
+ exp = HorizScroll(m).expand(padding = 0, wraparound = True)
if t == None:
t = 0.1
else:
def done(self):
return len(self.scrolling_message) == 0
-if __name__ == '__main__':
- cp = ConfigParser()
- cp.read('/etc/dispense/servers.conf')
- DBServer = cp.get('Database', 'Server')
- DBName = cp.get('Database', 'Name')
- DBUser = cp.get('VendingMachine', 'DBUser')
- DBPassword = cp.get('VendingMachine', 'DBPassword')
-
- ServiceName = cp.get('VendingMachine', 'ServiceName')
- ServicePassword = cp.get('VendingMachine', 'Password')
- # Open vending machine via LAT
- if 0:
- latclient = LATClient(service = ServiceName, password = ServicePassword)
- (rfh, wfh) = latclient.get_fh()
- else:
- #(rfh, wfh) = popen2('../../virtualvend/vvend.py')
- import socket
- sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM, 0)
- sock.connect(('localhost', 5150))
- rfh = sock.makefile('r')
- wfh = sock.makefile('w')
+def run_forever(rfh, wfh, options, cf):
v = VendingMachine(rfh, wfh)
print 'PING is', v.ping()
- if USE_DB: db = DispenseDatabase(v, DBServer, DBName, DBUser, DBPassword)
+ if USE_DB: db = DispenseDatabase(v, cf.DBServer, cf.DBName, cf.DBUser, cf.DBPassword)
cur_user = ''
cur_pin = ''
cur_selection = ''
mk = MessageKeeper(v)
mk.set_message(GREETING)
- logout_timeout = None
+ time_to_autologout = None
+ #idler = TrainIdler(v)
+ #idler = GrayIdler(v)
+ idler = GrayIdler(v,one="*",zero="-")
+ time_to_idle = None
last_timeout_refresh = None
while True:
if USE_DB: db.handle_events()
- if logout_timeout != None:
- time_left = logout_timeout - time()
- if time_left < 5 and (last_timeout_refresh is None or last_timeout_refresh > time_left):
+ if time_to_autologout != None:
+ time_left = time_to_autologout - time()
+ if time_left < 6 and (last_timeout_refresh is None or last_timeout_refresh > time_left):
mk.set_message('LOGOUT: '+str(int(time_left)))
last_timeout_refresh = int(time_left)
cur_selection = ''
- if logout_timeout != None and logout_timeout - time() <= 0:
- logout_timeout = None
+ if time_to_autologout != None and time_to_autologout - time() <= 0:
+ time_to_autologout = None
cur_user = ''
cur_pin = ''
cur_selection = ''
mk.set_message(GREETING)
- if logout_timeout and not mk.done(): logout_timeout = None
- if len(cur_pin) == PIN_LENGTH and mk.done() and logout_timeout == None:
+ if time_to_autologout and not mk.done(): time_to_autologout = None
+ if cur_user == '' and time_to_autologout: time_to_autologout = None
+ if len(cur_pin) == PIN_LENGTH and mk.done() and time_to_autologout == None:
# start autologout
- logout_timeout = time() + 15
+ time_to_autologout = time() + 15
+
+ if time_to_idle == None and cur_user == '': time_to_idle = time() + 60
+ if time_to_idle != None and cur_user != '': time_to_idle = None
+ if time_to_idle is not None and time() > time_to_idle: idler.next()
mk.update_display()
e = v.next_event(0.1)
if e == None:
continue
+ time_to_idle = None
(event, params) = e
print e
if event == DOOR:
if len(cur_user) == 5:
uid = int(cur_user)
if not has_good_pin(uid):
+ #mk.set_messages(
+ #[(center('INVALID'), False, 0.7),
+ #(center('PIN'), False, 0.7),
+ #(center('SETUP'), False, 1.0),
+ #(GREETING, False, None)])
mk.set_messages(
- [(center('INVALID'), False, 0.7),
- (center('PIN'), False, 0.7),
- (center('SETUP'), False, 1.0),
+ [(' '*10+'INVALID PIN SETUP'+' '*10, False, 3),
(GREETING, False, None)])
cur_user = ''
cur_pin = ''
cur_pin = ''
cur_user = ''
cur_selection = ''
- v.display('BYE!')
- sleep(0.5)
- mk.set_message(GREETING)
+ mk.set_messages(
+ [(center('BYE!'), False, 1.5),
+ (GREETING, False, None)])
continue
cur_selection += chr(key + ord('0'))
mk.set_message('SELECT: '+cur_selection)
+ time_to_autologout = None
elif len(cur_selection) == 1:
if key == 11:
cur_selection = ''
- logout_timeout = None
+ time_to_autologout = None
scroll_options(username, mk)
continue
else:
#make_selection(cur_selection)
# XXX this should move somewhere else:
if cur_selection == '55':
- v.display('GOT DOOR?')
- os.system('su - "%s" -c "dispense door"'%username)
+ mk.set_message('OPENSESAME')
+ ret = os.system('su - "%s" -c "dispense door"'%username)
+ if ret == 0:
+ mk.set_message(center('DOOR OPEN'))
+ else:
+ mk.set_message(center('BAD DOOR'))
+ sleep(1)
+ elif cur_selection == '91':
+ cookie(v)
elif cur_selection == '99':
scroll_options(username, mk)
cur_selection = ''
v.display('THANK YOU')
sleep(0.5)
cur_selection = ''
- logout_timeout = time() + 10
+ time_to_autologout = time() + 8
+
+def connect_to_vend(options, cf):
+ # Open vending machine via LAT?
+ if options.use_lat:
+ latclient = LATClient(service = cf.ServiceName, password = cf.ServicePassword, server_name = cf.ServerName, connect_password = cf.ConnectPassword, priv_password = cf.PrivPassword)
+ rfh, wfh = latclient.get_fh()
+ else:
+ #(rfh, wfh) = popen2('../../virtualvend/vvend.py')
+ import socket
+ sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM, 0)
+ sock.connect((options.host, options.port))
+ rfh = sock.makefile('r')
+ wfh = sock.makefile('w')
+
+ return rfh, wfh
+
+def parse_args():
+ from optparse import OptionParser
+
+ op = OptionParser(usage="%prog [OPTION]...")
+ op.add_option('-f', '--config-file', default='/etc/dispense/servers.conf', metavar='FILE', dest='config_file', help='use the specified config file instead of /etc/dispense/servers.conf')
+ op.add_option('-v', '--virtualvend', action='store_false', default=True, dest='use_lat', help='use the virtual vending server instead of LAT')
+ op.add_option('-n', '--hostname', dest='host', default='localhost', help='the hostname to connect to for virtual vending machine mode (default: localhost)')
+ op.add_option('-p', '--port', dest='port', default=5150, type='int', help='the port number to connect to (default: 5150)')
+ options, args = op.parse_args()
+
+ if len(args) != 0:
+ op.error('extra command line arguments: ' + ' '.join(args))
+
+ return options
+
+config_options = {
+ 'DBServer': ('Database', 'Server'),
+ 'DBName': ('Database', 'Name'),
+ 'DBUser': ('VendingMachine', 'DBUser'),
+ 'DBPassword': ('VendingMachine', 'DBPassword'),
+
+ 'ServiceName': ('VendingMachine', 'ServiceName'),
+ 'ServicePassword': ('VendingMachine', 'Password'),
+
+ 'ServerName': ('DecServer', 'Name'),
+ 'ConnectPassword': ('DecServer', 'ConnectPassword'),
+ 'PrivPassword': ('DecServer', 'PrivPassword'),
+ }
+
+class VendConfigFile:
+ def __init__(self, config_file, options):
+ try:
+ cp = ConfigParser.ConfigParser()
+ cp.read(config_file)
+
+ for option in options:
+ section, name = options[option]
+ value = cp.get(section, name)
+ self.__dict__[option] = value
+
+ except ConfigParser.Error, e:
+ print "Error reading config file "+config_file+": " + str(e)
+ sys.exit(1)
+
+
+if __name__ == '__main__':
+ import ConfigParser
+
+ options = parse_args()
+ config_opts = VendConfigFile(options.config_file, config_options)
+
+ while True:
+ try:
+ rfh, wfh = connect_to_vend(options, config_opts)
+ except (LATClientException, socket.error), e:
+ (exc_type, exc_value, exc_traceback) = sys.exc_info()
+ print
+ print "Connection error: "+str(exc_type)+" "+str(e)
+ print_tb(exc_traceback)
+ del exc_traceback
+ print "Trying again in 5 seconds."
+ sleep(5)
+ continue
+ try:
+ run_forever(rfh, wfh, options, config_opts)
+ except VendingException:
+ print
+ print "Connection died, trying again..."
+