+class VendState:
+ def __init__(self,v):
+ self.mk = MessageKeeper(v)
+ self.cur_user = ''
+ self.cur_pin = ''
+ self.cur_selection = ''
+ self.time_to_autologout = None
+ self.time_to_idle = None
+ self.last_timeout_refresh = None
+
+
+def handle_door_event(event, params, v, vstatus):
+ if params == 0:
+ door_open_mode(v);
+ vstatus.cur_user = ''
+ vstatus.cur_pin = ''
+ vstatus.mk.set_message(GREETING)
+
+def handle_tick_event(event, params, v, vstatus):
+ # don't care right now.
+ pass
+
+def handle_switch_event(event, params, v, vstatus):
+ # don't care right now.
+ pass
+
+def handle_key_event(event, params, v, vstatus):
+ key = params
+ # complicated key handling here:
+ if len(vstatus.cur_user) < 5:
+ if key == 11:
+ vstatus.cur_user = ''
+ vstatus.mk.set_message(GREETING)
+ return
+ vstatus.cur_user += chr(key + ord('0'))
+ vstatus.mk.set_message('UID: '+vstatus.cur_user)
+ if len(vstatus.cur_user) == 5:
+ uid = int(vstatus.cur_user)
+ if not has_good_pin(uid):
+ logging.info('user '+vstatus.cur_user+' has a bad PIN')
+ #mk.set_messages(
+ #[(center('INVALID'), False, 0.7),
+ #(center('PIN'), False, 0.7),
+ #(center('SETUP'), False, 1.0),
+ #(GREETING, False, None)])
+ vstatus.mk.set_messages(
+ [(' '*10+'INVALID PIN SETUP'+' '*10, False, 3),
+ (GREETING, False, None)])
+ vstatus.cur_user = ''
+ vstatus.cur_pin = ''
+ return
+ vstatus.cur_pin = ''
+ vstatus.mk.set_message('PIN: ')
+ logging.info('need pin for user %s'%vstatus.cur_user)
+ return
+ elif len(vstatus.cur_pin) < PIN_LENGTH:
+ if key == 11:
+ if vstatus.cur_pin == '':
+ vstatus.cur_user = ''
+ vstatus.mk.set_message(GREETING)
+ return
+ vstatus.cur_pin = ''
+ vstatus.mk.set_message('PIN: ')
+ return
+ vstatus.cur_pin += chr(key + ord('0'))
+ vstatus.mk.set_message('PIN: '+'X'*len(vstatus.cur_pin))
+ if len(vstatus.cur_pin) == PIN_LENGTH:
+ username = verify_user_pin(int(vstatus.cur_user), int(vstatus.cur_pin))
+ if username:
+ v.beep(0, False)
+ vstatus.cur_selection = ''
+ scroll_options(username, vstatus.mk, True)
+ return
+ else:
+ v.beep(40, False)
+ vstatus.mk.set_messages(
+ [(center('BAD PIN'), False, 1.0),
+ (center('SORRY'), False, 0.5),
+ (GREETING, False, None)])
+ vstatus.cur_user = ''
+ vstatus.cur_pin = ''
+ return
+ elif len(vstatus.cur_selection) == 0:
+ if key == 11:
+ vstatus.cur_pin = ''
+ vstatus.cur_user = ''
+ vstatus.cur_selection = ''
+ vstatus.mk.set_messages(
+ [(center('BYE!'), False, 1.5),
+ (GREETING, False, None)])
+ return
+ vstatus.cur_selection += chr(key + ord('0'))
+ vstatus.mk.set_message('SELECT: '+vstatus.cur_selection)
+ vstatus.time_to_autologout = None
+ elif len(vstatus.cur_selection) == 1:
+ if key == 11:
+ vstatus.cur_selection = ''
+ vstatus.time_to_autologout = None
+ scroll_options(username, vstatus.mk)
+ return
+ else:
+ vstatus.cur_selection += chr(key + ord('0'))
+ #make_selection(cur_selection)
+ # XXX this should move somewhere else:
+ if vstatus.cur_selection == '55':
+ vstatus.mk.set_message('OPENSESAME')
+ logging.info('dispensing a door for %s'%username)
+ if geteuid() == 0:
+ ret = os.system('su - "%s" -c "dispense door"'%username)
+ else:
+ ret = os.system('dispense door')
+ if ret == 0:
+ logging.info('door opened')
+ vstatus.mk.set_message(center('DOOR OPEN'))
+ else:
+ logging.warning('user %s tried to dispense a bad door'%username)
+ vstatus.mk.set_message(center('BAD DOOR'))
+ sleep(1)
+ elif vstatus.cur_selection == '91':
+ cookie(v)
+ elif vstatus.cur_selection == '99':
+ scroll_options(username, vstatus.mk)
+ vstatus.cur_selection = ''
+ return
+ elif vstatus.cur_selection[1] == '8':
+ v.display('GOT COKE?')
+ if ((os.system('su - "%s" -c "dispense %s"'%(username, vstatus.cur_selection[0])) >> 8) != 0):
+ v.display('SEEMS NOT')
+ else:
+ v.display('GOT COKE!')
+ else:
+ v.display(vstatus.cur_selection+' - $1.00')
+ if ((os.system('su - "%s" -c "dispense snack"'%(username)) >> 8) == 0):
+ v.vend(vstatus.cur_selection)
+ v.display('THANK YOU')
+ else:
+ v.display('NO MONEY?')
+ sleep(1)
+ vstatus.cur_selection = ''
+ vstatus.time_to_autologout = time() + 8
+ vstatus.last_timeout_refresh = None
+
+