def __init__(self,record):
# quiz variables:
# playback is valable for non-standalone marked quiz
# assume standalone is false
self.practice_mode = False
self.standalone = False
self.logged = True
self.log_dir = ''
self.question_list = []
self.answer_list = []
self.message_list = []
self.mark_list = []
L = record.keys()
L.sort()
for k in L:
q = record[k]
path = q[0]
answer = q[1]
result = q[2]
message = 'Correct'
if result == 0:
message = 'Incorrect'
types = os.path.join(path,'types.py')
try:
exec(open(types,'r').read())
# construct question object
exec('import question.'+product_family)
exec('question_obj = question.'+product_family+'.'+question_type+'(path)')
except:
errorlog.write("fatal: quiz spec OK, but question "+str(q)+" is problematic")
self.question_list.append(question_obj)
self.answer_list.append(answer)
self.message_list.append(message)
self.mark_list.append(result)
def checkCameras():
oddFound = False
evenFound = False
tooManyCameras = False
cameraList = camera.search()
#cameraList = [0,0]
try:
if len(cameraList) > 2:
tooManyCameras = True
else:
for item in cameraList:
if item.serial_num == odd.serial:
if not odd.camera.is_connected():
odd.reset(item)
elif item.serial_num == even.serial:
if not even.camera.is_connected():
even.reset(item)
elif odd.camera is None or not odd.camera.is_connected():
odd.reset(item)
elif even.camera is None or not even.camera.is_connected():
even.reset(item)
oddFound = odd.camera is not None and odd.camera.is_connected()
evenFound = even.camera is not None and even.camera.is_connected()
except Exception as e:
errorlog.write('Failed to reset cameras: ' + str(e.args) + '\n' + traceback.format_exc())
return (oddFound, evenFound, tooManyCameras)
def saveConfig(mountPoint):
filename = mountPoint + "/pi-scan.conf"
jsonText = json.dumps(config, sort_keys=True, indent=2, separators=(",", ": "))
try:
fp = open(filename, "w")
fp.write(jsonText)
fp.close()
except Exception as e:
errorlog.write("Failed to write config file: " + str(e) + ": " + str(e.args))
def saveConfig(mountPoint):
filename = mountPoint + '/pi-scan.conf'
jsonText = json.dumps(config, sort_keys=True, indent=2, separators=(',', ': '))
try:
fp = open(filename, 'w')
fp.write(jsonText)
fp.close()
except Exception as e:
errorlog.write('Failed to write config file: ' + str(e) + ': ' + str(e.args))
def search():
result = []
try:
devices = chdkptp.list_devices()
if devices is not None:
for info in chdkptp.list_devices():
result.append(info)
except LuaError as e:
errorlog.write('Failed to search: LuaError: ' + str(e.args) + '\nTraceback: ' + traceback.format_exc())
except Exception as e:
errorlog.write('Failed to search: ' + str(e.args) + '\n' + traceback.format_exc())
return result
def process(self, raw):
result = PreviewResult()
result.code = FAILED
try:
# Load full image from raw binary representation
result.message = 'Failed to load image'
stream = StringIO.StringIO(raw)
full = PillowImage.open(stream)
#full = JPEGImage(blob=raw)
# Rotate the full image for preview
if self.position == 'odd':
full = full.transpose(PillowImage.ROTATE_270)
#full = full.rotate(-90)
elif self.position == 'even':
full = full.transpose(PillowImage.ROTATE_90)
#full = full.rotate(90)
# Set size parameters based on the full image
#result.message = 'Failed to calculate size parameters'
result.width = full.size[0]
#result.width = full.width
result.height = full.size[1]
#result.height = full.height
result.columnCount = int(math.ceil(result.width / 2000.0))
rowCount = int(math.ceil(result.height / 2000.0))
# Populate the cropped core images for later preview
result.data = []
result.sizes = []
for y in xrange(rowCount-1, -1, -1):
for x in xrange(result.columnCount-1, -1, -1):
result.message = 'Failed to crop base image'
#width = min(result.width - x*2000, 2000)
#height = min(result.height - y*2000, 2000)
#croppedJpeg = full.crop(x*2000, y*2000, width, height)
#stream = StringIO.StringIO(croppedJpeg.as_blob())
#cropped = PillowImage.open(stream)
right = min((x+1)*2000, result.width)
lower = min((y+1)*2000, result.height)
cropBox = (x*2000, y*2000, right, lower)
cropped = full.crop(cropBox)
result.message = 'Failed to turn cropped image into texture'
data = CoreImageData(cropped.size[0], cropped.size[1],
cropped.mode.lower(), cropped.tobytes())
result.data.append(data)
result.sizes.append(cropped.size)
result.code = COMPLETE
except Exception as e:
errorlog.write('Failed to process: ' + result.message + ': ' + str(e) + ': ' + str(e.args))
return result
def parseCameras(text):
result = []
lines = text.split('\n')
for line in lines[2:]:
if line != '':
test = re.compile('(usb:[0-9,]+)')
match = test.search(line)
if match is not None:
usb_port = match.group(1)
serial_num = getConfig(usb_port, '/main/status/serialnumber')
result.append(GphotoInfo(usb_port, serial_num))
else:
errorlog.write('Failed to parse camera line: ' + line)
return result
def checkForDisconnected(manager):
# Proactively detect when cameras are disconnected or crash
if odd.camera is None or not odd.camera.is_connected():
odd.code = camera_thread.DISCONNECTED
odd.message = 'Lost Connection to Camera'
errorlog.write('odd camera: ' + odd.message)
if even.camera is None or not even.camera.is_connected():
even.code = camera_thread.DISCONNECTED
even.message = 'Lost Connection to Camera'
errorlog.write('even camera: ' + even.message)
if odd.code == camera_thread.DISCONNECTED or even.code == camera_thread.DISCONNECTED:
manager.capturePage = 'focus-camera'
manager.transition.direction = 'left'
manager.current = 'debug'
def loadConfig(mountPoint):
global config
config = {}
filename = mountPoint + "/pi-scan.conf"
jsonText = ""
try:
fp = open(filename, "r")
jsonText = fp.read()
fp.close()
config = json.loads(jsonText)
odd.loadConfig(config)
even.loadConfig(config)
except Exception as e:
errorlog.write("Failed to read config file: " + str(e) + ": " + str(e.args) + "\n\n" + jsonText)
def loadConfig(mountPoint):
global config
config = {}
filename = mountPoint + '/pi-scan.conf'
jsonText = ''
try:
fp = open(filename, 'r')
jsonText = fp.read()
fp.close()
config = json.loads(jsonText)
odd.loadConfig(config)
even.loadConfig(config)
except Exception as e:
errorlog.write('Failed to read config file: ' + str(e) + ': ' + str(e.args) + '\n\n' + jsonText)
def loadConfig(mountPoint):
global config
config = {}
filename = mountPoint + '/pi-scan.conf'
jsonText = ''
try:
fp = open(filename, 'r')
jsonText = fp.read()
fp.close()
config = json.loads(jsonText)
odd.loadConfig(config)
even.loadConfig(config)
except Exception as e:
errorlog.write('Failed to read config file: ' + str(e) + ': ' + str(e.args) + '\n\n' + jsonText)
def search():
result = []
try:
devices = chdkptp.list_devices()
if devices is not None:
for info in chdkptp.list_devices():
result.append(info)
except LuaError as e:
errorlog.write('Failed to search: LuaError: ' + str(e.args) +
'\nTraceback: ' + traceback.format_exc())
except Exception as e:
errorlog.write('Failed to search: ' + str(e.args) + '\n' +
traceback.format_exc())
return result
def checkForDisconnected(manager):
# Proactively detect when cameras are disconnected or crash
if odd.camera is None or not odd.camera.is_connected():
odd.code = camera_thread.DISCONNECTED
odd.message = 'Lost Connection to Camera'
errorlog.write('odd camera: ' + odd.message)
if even.camera is None or not even.camera.is_connected():
even.code = camera_thread.DISCONNECTED
even.message = 'Lost Connection to Camera'
errorlog.write('even camera: ' + even.message)
if odd.code == camera_thread.DISCONNECTED or even.code == camera_thread.DISCONNECTED:
manager.capturePage = 'focus-camera'
manager.transition.direction = 'left'
manager.current = 'debug'
def __init__(self, quiz_spec):
# import quiz_spec_file
if not re.match("^[a-zA-Z0-9_/]*$", quiz_spec):
errorlog.write("bad quiz name passed in URL: " + quiz_spec)
raise IOError
quiz_dir, quiz_name = os.path.split(quiz_spec)
sys.path.append(os.path.abspath(os.path.join("../quizzes", quiz_dir)))
quiz_spec_file = __import__(quiz_name)
for i in ['practice_mode', 'standalone', 'logged', 'log_dir']:
setattr(self, i, getattr(quiz_spec_file, i))
self.log_name = ''
self.question_list = []
self.answer_list = []
self.message_list = []
self.mark_list = []
self.question_lib_path = "../question_library/"
if 'question_library' in dir(quiz_spec_file):
self.question_lib_path = quiz_spec_file.question_library
for q in get_questions(quiz_spec_file.question_list,
self.question_lib_path):
config_file = os.path.join(self.question_lib_path, q[1],
'cqg_config.py')
try:
config = file_util.dynamic_import(config_file)
# construct question object
exec('import question.' + config.product_family)
exec('question_obj = question.' + config.product_family + '.' +
config.question_type + '(self.question_lib_path,q[1])')
except:
trace = traceback.format_exc()
errorlog.write("fatal: quiz spec OK, but question " + str(q) +
" is problematic; full trace:\n" + trace)
self.question_list.append(question_obj)
blank_answer = {}
for k in question_obj.get_input_element_ids():
blank_answer[k] = None
self.answer_list.append(blank_answer)
self.message_list.append('')
self.mark_list.append(q[0])
def __init__(self,quiz_spec):
# import quiz_spec_file
if not re.match("^[a-zA-Z0-9_/]*$",quiz_spec):
errorlog.write("bad quiz name passed in URL: "+quiz_spec)
raise IOError
quiz_dir,quiz_name = os.path.split(quiz_spec)
sys.path.append(os.path.abspath(os.path.join("../quizzes",
quiz_dir)))
quiz_spec_file = __import__(quiz_name)
for i in ['practice_mode','standalone','logged','log_dir']:
setattr(self,i,getattr(quiz_spec_file,i))
self.log_name = ''
self.question_list = []
self.answer_list = []
self.message_list = []
self.mark_list = []
self.question_lib_path = "../question_library/"
if 'question_library' in dir(quiz_spec_file):
self.question_lib_path = quiz_spec_file.question_library
for q in get_questions(quiz_spec_file.question_list,self.question_lib_path):
config_file = os.path.join(self.question_lib_path,q[1],'cqg_config.py')
try:
config = file_util.dynamic_import(config_file)
# construct question object
exec('import question.'+config.product_family)
exec('question_obj = question.'+config.product_family+'.'+config.question_type+'(self.question_lib_path,q[1])')
except:
trace = traceback.format_exc()
errorlog.write("fatal: quiz spec OK, but question "+str(q)+" is problematic; full trace:\n"+trace)
self.question_list.append(question_obj)
blank_answer = {}
for k in question_obj.get_input_element_ids():
blank_answer[k] = None
self.answer_list.append(blank_answer)
self.message_list.append('')
self.mark_list.append(q[0])
def __init__(self, record):
# quiz variables:
# playback is valable for non-standalone marked quiz
# assume standalone is false
self.practice_mode = False
self.standalone = False
self.logged = True
self.log_dir = ''
self.question_list = []
self.answer_list = []
self.message_list = []
self.mark_list = []
L = record.keys()
L.sort()
for k in L:
q = record[k]
path = q[0]
answer = q[1]
result = q[2]
message = 'Correct'
if result == 0:
message = 'Incorrect'
types = os.path.join(path, 'types.py')
try:
exec(open(types, 'r').read())
# construct question object
exec('import question.' + product_family)
exec('question_obj = question.' + product_family + '.' +
question_type + '(path)')
except:
errorlog.write("fatal: quiz spec OK, but question " + str(q) +
" is problematic")
self.question_list.append(question_obj)
self.answer_list.append(answer)
self.message_list.append(message)
self.mark_list.append(result)
def ok(self):
try:
#odd.code = camera_thread.COMPLETE
#even.code = camera_thread.COMPLETE
errorlog.write('FAIL: before ok')
errorlog.write('FAIL: capturePage: ' + self.manager.capturePage)
self.manager.transition.direction = 'left'
self.manager.current = self.manager.capturePage
errorlog.write('FAIL: after ok')
except Exception as e:
handleCrash(e)
def ok(self):
try:
#odd.code = camera_thread.COMPLETE
#even.code = camera_thread.COMPLETE
errorlog.write('FAIL: before ok')
errorlog.write('FAIL: capturePage: ' + self.manager.capturePage)
self.manager.transition.direction = 'left'
self.manager.current = self.manager.capturePage
errorlog.write('FAIL: after ok')
except Exception as e:
handleCrash(e)
def on_pre_enter(self):
try:
if debug:
errorlog.write('FAIL: Before labels')
self.evenLabel.text = 'Even Camera: '
self.oddLabel.text = 'Odd Camera: '
self.updateLabel(self.evenLabel, even)
self.updateLabel(self.oddLabel, odd)
if debug:
errorlog.write('FAIL: Before beeps')
even.camera.beepFail()
odd.camera.beepFail()
errorlog.write('FAIL: After pre_enter')
except Exception as e:
handleCrash(e)
def on_pre_enter(self):
try:
if debug:
errorlog.write('FAIL: Before labels')
self.evenLabel.text = 'Even Camera: '
self.oddLabel.text = 'Odd Camera: '
self.updateLabel(self.evenLabel, even)
self.updateLabel(self.oddLabel, odd)
if debug:
errorlog.write('FAIL: Before beeps')
even.camera.beepFail()
odd.camera.beepFail()
errorlog.write('FAIL: After pre_enter')
except Exception as e:
handleCrash(e)
def update(self, dt):
if debug:
errorlog.write('FAIL: Update')
def log(self, message): errorlog.write(self.position + ' camera: ' + message + ' -- self.message: ' + self.message)
def log(self, message):
errorlog.write(self.position + ' camera: ' + message +
' -- self.message: ' + self.message)
def update(self, dt):
if debug:
errorlog.write('FAIL: Update')
def on_pre_enter(self):
try:
errorlog.write('CAPTURE: on_pre_enter')
self.isCapturing = False
if self.manager.newCapture:
errorlog.write('CAPTURE: newCapture is true')
self.manager.newCapture = False
if (odd.code == camera_thread.COMPLETE
and even.code == camera_thread.COMPLETE):
errorlog.write('CAPTURE: both are COMPLETE')
self.lastEvenPage = self.nextEvenPage
self.nextEvenPage += 2
self.captureLabel.text = 'Captured Pages ' + str(
self.lastEvenPage) + ', ' + str(self.lastEvenPage + 1)
self.rescanButton.disabled = False
else:
errorlog.write('CAPTURE: one or both are failure')
self.captureLabel.text = 'Ready For Capture'
self.rescanButton.disabled = True
odd.code = camera_thread.COMPLETE
even.code = camera_thread.COMPLETE
if self.manager.newPreview:
errorlog.write('CAPTURE: newPreview is true')
self.manager.newPreview = False
self.preview.opacity = 1.0
self.previewButton.opacity = 0.0
self.previewButton.disabled = True
else:
errorlog.write('CAPTURE: newPreview is false')
self.preview.opacity = 0.0
if self.lastEvenPage is not None:
self.previewButton.opacity = 1.0
self.previewButton.disabled = False
else:
self.previewButton.opacity = 0.0
self.previewButton.disabled = True
errorlog.write('CAPTURE: before resetPages()')
if self.nextEvenPage is None:
self.resetPages()
errorlog.write('CAPTURE: on_pre_enter complete')
except Exception as e:
handleCrash(e)
def on_pre_enter(self):
try:
errorlog.write('CAPTURE: on_pre_enter')
self.isCapturing = False
if self.manager.newCapture:
errorlog.write('CAPTURE: newCapture is true')
self.manager.newCapture = False
if (odd.code == camera_thread.COMPLETE and
even.code == camera_thread.COMPLETE):
errorlog.write('CAPTURE: both are COMPLETE')
self.lastEvenPage = self.nextEvenPage
self.nextEvenPage += 2
self.captureLabel.text = 'Captured Pages ' + str(self.lastEvenPage) + ', ' + str(self.lastEvenPage + 1)
self.rescanButton.disabled = False
else:
errorlog.write('CAPTURE: one or both are failure')
self.captureLabel.text = 'Ready For Capture'
self.rescanButton.disabled = True
odd.code = camera_thread.COMPLETE
even.code = camera_thread.COMPLETE
if self.manager.newPreview:
errorlog.write('CAPTURE: newPreview is true')
self.manager.newPreview = False
self.preview.opacity = 1.0
self.previewButton.opacity = 0.0
self.previewButton.disabled = True
else:
errorlog.write('CAPTURE: newPreview is false')
self.preview.opacity = 0.0
if self.lastEvenPage is not None:
self.previewButton.opacity = 1.0
self.previewButton.disabled = False
else:
self.previewButton.opacity = 0.0
self.previewButton.disabled = True
errorlog.write('CAPTURE: before resetPages()')
if self.nextEvenPage is None:
self.resetPages()
errorlog.write('CAPTURE: on_pre_enter complete')
except Exception as e:
handleCrash(e)
