choose_idler()
idler.next()
+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_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
+
+
def run_forever(rfh, wfh, options, cf):
v = VendingMachine(rfh, wfh)
+ vstatus = VendState(v)
+
logging.debug('PING is ' + str(v.ping()))
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)
- time_to_autologout = None
+ vstatus.mk.set_message(GREETING)
setup_idlers(v)
- time_to_idle = None
- last_timeout_refresh = None
# This main loop is hideous and the work of the devil - mtearle
except DispenseDatabaseException, e:
logging.error('Database error: '+str(e))
- 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 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 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:
+ if vstatus.time_to_autologout != None:
+ time_left = vstatus.time_to_autologout - time()
+ if time_left < 6 and (vstatus.last_timeout_refresh is None or vstatus.last_timeout_refresh > time_left):
+ vstatus.mk.set_message('LOGOUT: '+str(int(time_left)))
+ vstatus.last_timeout_refresh = int(time_left)
+ vstatus.cur_selection = ''
+
+ if vstatus.time_to_autologout != None and vstatus.time_to_autologout - time() <= 0:
+ vstatus.time_to_autologout = None
+ vstatus.cur_user = ''
+ vstatus.cur_pin = ''
+ vstatus.cur_selection = ''
+ vstatus.mk.set_message(GREETING)
+
+ if vstatus.time_to_autologout and not vstatus.mk.done(): vstatus.time_to_autologout = None
+ if vstatus.cur_user == '' and vstatus.time_to_autologout: vstatus.time_to_autologout = None
+ if len(vstatus.cur_pin) == PIN_LENGTH and vstatus.mk.done() and vstatus.time_to_autologout == None:
# start autologout
- time_to_autologout = time() + 15
- last_timeout_refresh = None
+ vstatus.time_to_autologout = time() + 15
+ vstatus.last_timeout_refresh = None
- if time_to_idle == None and cur_user == '':
- time_to_idle = time() + 5
+ if vstatus.time_to_idle == None and vstatus.cur_user == '':
+ vstatus.time_to_idle = time() + 5
choose_idler()
- if time_to_idle is not None and cur_user != '': time_to_idle = None
- if time_to_idle is not None and time() > time_to_idle: idle_step()
- if time_to_idle is not None and time() > time_to_idle + 300:
- time_to_idle = time()
+ if vstatus.time_to_idle is not None and vstatus.cur_user != '': vstatus.time_to_idle = None
+ if vstatus.time_to_idle is not None and time() > vstatus.time_to_idle: idle_step()
+ if vstatus.time_to_idle is not None and time() > vstatus.time_to_idle + 300:
+ vstatus.time_to_idle = time()
choose_idler()
- mk.update_display()
+ vstatus.mk.update_display()
e = v.next_event(0)
if e == None:
e = v.next_event(0.05)
if e == None:
continue
- time_to_idle = None
+ vstatus.time_to_idle = None
(event, params) = e
logging.debug('Got event: ' + repr(e))
+
if event == DOOR:
- if params == 0:
- door_open_mode(v);
- cur_user = ''
- cur_pin = ''
- mk.set_message(GREETING)
+ handle_door_event(event, params, v, vstatus)
elif event == SWITCH:
- # don't care right now.
- pass
+ handle_switch_event(event, params, v, vstatus)
elif event == KEY:
- key = params
- # complicated key handling here:
- if len(cur_user) < 5:
- if key == 11:
- cur_user = ''
- mk.set_message(GREETING)
- continue
- cur_user += chr(key + ord('0'))
- mk.set_message('UID: '+cur_user)
- if len(cur_user) == 5:
- uid = int(cur_user)
- if not has_good_pin(uid):
- logging.info('user '+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)])
- mk.set_messages(
- [(' '*10+'INVALID PIN SETUP'+' '*10, False, 3),
- (GREETING, False, None)])
- cur_user = ''
- cur_pin = ''
- continue
- cur_pin = ''
- mk.set_message('PIN: ')
- logging.info('need pin for user %s'%cur_user)
- continue
- elif len(cur_pin) < PIN_LENGTH:
- if key == 11:
- if cur_pin == '':
- cur_user = ''
- mk.set_message(GREETING)
- continue
- cur_pin = ''
- mk.set_message('PIN: ')
- continue
- cur_pin += chr(key + ord('0'))
- mk.set_message('PIN: '+'X'*len(cur_pin))
- if len(cur_pin) == PIN_LENGTH:
- username = verify_user_pin(int(cur_user), int(cur_pin))
- if username:
- v.beep(0, False)
- cur_selection = ''
- scroll_options(username, mk, True)
- continue
- else:
- v.beep(40, False)
- mk.set_messages(
- [(center('BAD PIN'), False, 1.0),
- (center('SORRY'), False, 0.5),
- (GREETING, False, None)])
- cur_user = ''
- cur_pin = ''
- continue
- elif len(cur_selection) == 0:
- if key == 11:
- cur_pin = ''
- cur_user = ''
- cur_selection = ''
- 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 = ''
- time_to_autologout = None
- scroll_options(username, mk)
- continue
- else:
- cur_selection += chr(key + ord('0'))
- #make_selection(cur_selection)
- # XXX this should move somewhere else:
- if cur_selection == '55':
- 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')
- mk.set_message(center('DOOR OPEN'))
- else:
- logging.warning('user %s tried to dispense a bad door'%username)
- mk.set_message(center('BAD DOOR'))
- sleep(1)
- elif cur_selection == '91':
- cookie(v)
- elif cur_selection == '99':
- scroll_options(username, mk)
- cur_selection = ''
- continue
- elif cur_selection[1] == '8':
- v.display('GOT COKE?')
- if ((os.system('su - "%s" -c "dispense %s"'%(username, cur_selection[0])) >> 8) != 0):
- v.display('SEEMS NOT')
- else:
- v.display('GOT COKE!')
- else:
- v.display(cur_selection+' - $1.00')
- if ((os.system('su - "%s" -c "dispense snack"'%(username)) >> 8) == 0):
- v.vend(cur_selection)
- v.display('THANK YOU')
- else:
- v.display('NO MONEY?')
- sleep(1)
- cur_selection = ''
- time_to_autologout = time() + 8
- last_timeout_refresh = None
+ handle_key_event(event, params, v, vstatus)
def connect_to_vend(options, cf):