def run(expo_num, level_name, mode):
game_str = "game%s" % expo_num
game_settings_str = "Game%sSettings" % expo_num
_temp = __import__("pkg.exponates", globals(), locals(), [game_str])
Exhibit = getattr(_temp, game_str).Exhibit
_temp = __import__("pkg.settings", globals(), locals(), [game_settings_str])
Settings = getattr(_temp, game_settings_str)
invoker = Invoker()
settings = Settings(mode)
level = None
for l in settings.exhibit.levels:
if l.name == level_name:
level = l
if level is None:
level = settings.exhibit.levels[0]
# inject level-specific settings into settings object
for key, val in level.params.items():
setattr(settings, key, val)
# set test exhibit to selected level
if expo_num == "Test" and level_name != "default":
io_settings_str = "Game%sSettings" % level_name
_temp = __import__("pkg.settings", globals(), locals(), [io_settings_str])
IOSettings = getattr(_temp, io_settings_str)
io_settings = IOSettings(mode)
settings.key_map = io_settings.key_map
settings.light_map = io_settings.light_map
settings.seven_length = io_settings.seven_length
logger.info("start_expo.py, before localizing settings")
try:
from pkg.local_settings import localize_settings
except Exception as e:
logger.warn("no local settings")
if "localize_settings" in locals():
try:
localize_settings(settings)
logger.info("localizing settings")
except Exception as e:
logger.error("failed to load local setings")
logger.error(e)
if mode == "emulator":
env = Emulator(invoker, settings)
else:
from pkg.rpi_env import RpiEnv
env = RpiEnv(invoker, settings)
exhibit = Exhibit(invoker, env, settings)
invoker.start()
env.run()
def __exit__(self):
"""
exits the whole environment; trying to do it properly althought some corner-cases are still
not-properly-handled
"""
if hasattr(self, 'sound_executor'):
self.sound_executor.__exit__()
self.finishing_list.append(lambda: os.system("pkill zbarcam"))
for i in self.finishing_list:
try:
if hasattr(i, '__call__'): i()
except Exception as e:
logger.error(e)
def midi_success_accord(self):
_akord = [0, 12]
akord = [self.st.base + 40 + x for x in _akord]
for t in akord:
alsaseq.output(noteonevent(1, t, 120))
logger.info("midi_success, 1.faza")
time.sleep(2)
for t in akord:
try:
alsaseq.output(noteoffevent(1, t, 120))
except Exception as e:
logger.error("midi_success: " + str(e))
logger.info("midi_success, posledna faza")
def _start():
logger.info(self.st.script_command)
with Popen(self.env, [self.st.script_command, str(self.st.sound_card_index)], shell=False,
stdout=subprocess.PIPE) as child:
if not(self.recorder is None): self.recorder.start()
while True:
out = child.stdout.read(150)
if out == '' and child.poll() != None:
break
reg = r'(\d{1,3})\%'
ans = re.findall(reg, out)
if len(ans) != 0:
try:
self.fire_event(int(ans[0]))
except Exception as e:
logger.error(e)
def _start():
try:
logger.info('waiting while sound pipe is created')
sleep(4)
f = open(self.st.pipe_source, 'rb')
buffer = []
sizebuf=0
while True:
out = f.read(2000)
if len(out)>0:
logger.info("chunk length: " + str(len(out)))
buffer.append(out)
sizebuf+=len(out)
if sizebuf > self.st.buffer_size:
sizebuf=0
self.fire_event(''.join(buffer))
buffer = []
except Exception as e:
logger.error(e)
def __init__(self, invoker, env, settings):
BaseExhibit.__init__(self, invoker, env, settings)
self.env.game_load.listen_once(self.reset_game)
self.env.game_load.listen_once(self.qr_register)
try:
logger.info(os.system("pgrep timidity"))
logger.info(os.system("pkill timidity"))
logger.info(os.system("timidity -iA -Os -B5,12 &"))
#logger.info(os.system("timidity -iA -Os"))
time.sleep(2) #essential for good connection
alsaseq.client( 'Simple', 1, 1, True )
alsaseq.connectto( 1, 128, 0 )
alsaseq.start()
logger.info("timidity is ok. (i hope)")
except Exception as e:
logger.error("timidity" + str(e))
self.st.max_tone_amount = 3
self.tones_playing = []
def _start():
try:
with Popen(self.env, self.st.script_command, shell=False,
stdout=subprocess.PIPE) as child:
then = 0
while True:
out = child.stdout.readline()
m = re.search(r'^(\d+)\t([\d.]+)\t([\d.]+)', out)
if m:
now = int(m.group(1))
power = float(m.group(2))*float(m.group(3))
energy = power * (now - then) / 1000
then = now
if global_idle == True and power <= self.st.threshold:
pass
else:
self.fire_event(energy, power)
else:
logger.warn('problem parsing ' + str(out))
except Exception as e:
logger.error(e)
def upload_game_results(self, exponat_name, user_id, score=None, level=None,
additional_data=None, callback=None, timeout=0.5):
"""Uploads data about game to server. ``additional_data`` can be arbitrary piece of data (in
a dict form) that is attached to the result and its pickled form is stored in the database.
"""
logger.info('upload_game_results')
address, port = self.st.server_url()
try:
conn = httplib.HTTPConnection(address, port, timeout=timeout)
conn.request('POST', '/upload-game-results/', json.dumps({
'exponat_name':exponat_name, 'user_id':user_id, 'score':score,
'level':level, 'additional_data':additional_data}))
res = conn.getresponse()
if res.status != 200:# vim: set expandtab:
logger.error('Server response is not 200 OK: %s'%str(res) +
str(res.status) + ' ' + str(res.reason))
conn.close()
else:
data = json.loads(res.read())
conn.close()
if 'error' in data:
logger.error(data['error'])
else:
if callback is not None:
callback()
except Exception as e:
logger.error(str(e))
def get_max_score(self, exponat_name, exponat_level, callback=None, timeout=0.5):
"""Returns best daily score. If none exists, returns None.
"""
exponat_name = str(exponat_name)
exponat_level = str(exponat_level)
address, port = self.st.server_url()
try:
conn = httplib.HTTPConnection(address, port, timeout=timeout)
logger.info(exponat_name + ',' + exponat_level)
conn.request('GET', '/get-max-score/%s/%s/' % (exponat_name,
exponat_level,))
res = conn.getresponse()
if res.status != 200:
logger.error('Server response is not 200 OK: %s'%str(res) +
str(res.status) + ' ' + str(res.reason))
conn.close()
else:
text = res.read()
logger.info(text)
data = json.loads(text)
conn.close()
if 'error' in data:
logger.error(data['error'])
else:
if callback is not None:
callback()
return data['max_score']
except Exception as e:
logger.error(str(e))
def get_user_info(self, user_id, callback=None, timeout=0.5):
"""Returns dict with data about user (name, age, gender, location).
"""
address, port = self.st.server_url()
try:
conn = httplib.HTTPConnection(address, port, timeout=timeout)
conn.request('GET', '/get-user-info/%d/' % (user_id,))
res = conn.getresponse()
if res.status != 200:
logger.error('Server response is not 200 OK: %s'%str(res) + str(res.status) + ' ' + str(res.reason))
conn.close()
else:
data = json.loads(res.read())
conn.close()
if 'error' in data:
logger.error(data['error'])
else:
if callback is not None:
callback()
return data
except Exception as e:
logger.error(str(e))
return {'error':str(e)}
def begin_game(self):
try:
BaseExhibit.begin_game(self)
except Exception as e:
logger.error(e)
self.idle = False
def __init__(self, invoker, settings=None):
"""
`invoker` - same as exhibit's invoker
`key_map` - maps logical key label to physical adress (i.e. keyboard button or expander pin adress)
`light_map` - maps logical light labels to physical adress (similar to key_map)
`snd_path` - root path to sound samplse
`seven_length` - length of seven-segment display, may not be set if exhibit does not have one
"""
# clean up - kill all processes that shouldn't be running - maybe they weren't closed
# properly during the last run
kia = ['barcode', 'zbarcam', 'vol_pipe','arecord', 'play_tone',
'aplay', 'play', 'picocom']
for k in kia:
try:
os.system("pkill --signal CONT " + k)
except:
pass
try:
os.system("pkill --signal KILL "+ k)
except:
pass
self.st=settings
self.invoker=invoker
self.key_map=settings.key_map
self.light_map=settings.light_map
self.keyboard = Keyboard(invoker, settings.key_map)
self.seven_length=settings.seven_length
self.light_labels=list(settings.light_map.keys())
self.lights=OrderedDict((label, 0) for label in self.light_labels)
self.snd_path=settings.snd_path
self.finishing_list = []
self.qr=self.st.qr_factory(invoker, settings, self)
self.qr.start()
self.game_load=EventProducer(invoker)
try:
os.system("./audio_playing/force_analogue_audio.sh")
except Exception as e:
logger.error("forec_analog" + str(e))
if self.st.enable_soundworker:
self.samples={}
sample_file_names=[os.path.join(root, filename) for root, dirnames, filenames in
os.walk(self.snd_path) if dirnames==[] for filename in filenames]
for filename in sample_file_names:
with open(filename) as fyle:
self.samples[os.path.relpath(filename, self.snd_path)]=fyle.read()
logger.info("setting sound devices by pyalsaaudio")
try:
card = self.st.sound_card
card_control = self.st.sound_card_control
if not (card in alsaaudio.cards()):
logger.error("sound card %s not found "%card)
logger.error(str(alsaaudio.cards()))
else:
self.st.sound_card_index = alsaaudio.cards().index(card)
mixer = alsaaudio.Mixer(cardindex=self.st.sound_card_index, control=card_control)
mixer.setvolume(self.st.volume)
mixer = alsaaudio.Mixer(cardindex=self.st.sound_card_index,
control=self.st.sound_card_control_mic)
mixer.setvolume(self.st.record_sensitivity, 0, "capture")
mixer.setvolume(self.st.record_sensitivity, 1, "capture")
except Exception as e:
logger.error(e)
logger.info("setting sound devices is finished.")
if self.st.enable_soundworker:
self.sound_executor=SoundExecutor(self.samples, self.st)
def midi_failure(self):
try:
os.system("timidity " + self.st.midi_failure_file)
except Exception as e:
logger.error("midi_failure " + str(e))
def midi_success(self):
try:
os.system("timidity " + self.st.midi_success_file)
except Exception as e:
logger.error("midi_success " + str(e))