def register_finger():
## Reads image and download it
##
## Tries to initialize the sensor
for i in range(fingerNumber):
get_finger_image()
try:
f = PyFingerprint('/dev/ttyUSB0', 57600, 0xFFFFFFFF, 0x00000000)
if (f.verifyPassword() == False):
raise ValueError(
'The given fingerprint sensor password is wrong!')
except Exception as e:
print('The fingerprint sensor could not be initialized!')
print('Exception message: ' + str(e))
exit(1)
## Tries to read image and download it
try:
## Wait that finger is read
while (f.readImage() == False):
pass
finger = os.getcwd() + '/registerFinger' + str(i + 1) + '.bmp'
f.downloadImage(finger)
print("Finger " + str(i + 1) + " Success")
except Exception as e:
print('Operation failed!')
print('Exception message: ' + str(e))
exit(1)
def display():
## Reads image and download it
##
## Tries to initialize the sensor
try:
f = PyFingerprint('/dev/ttyUSB0', 57600, 0xFFFFFFFF, 0x00000000)
if (f.verifyPassword() == False):
raise ValueError('The given fingerprint sensor password is wrong!')
except Exception as e:
print('The fingerprint sensor could not be initialized!')
print('Exception message: ' + str(e))
exit(1)
## Gets some sensor information
print('Currently used templates: ' + str(f.getTemplateCount()) + '/' +
str(f.getStorageCapacity()))
## Tries to read image and download it
try:
print('Waiting for finger...')
## Wait that finger is read
while (f.readImage() == False):
pass
print('Downloading image (this take a while)...')
imageDestination = tempfile.gettempdir() + '/fingerprint.bmp'
f.downloadImage(imageDestination)
print('The image was saved to "' + imageDestination + '".')
print('Displaying fingerprint:')
os.system('eog /tmp/fingerprint.bmp')
except Exception as e:
print('Operation failed!')
print('Exception message: ' + str(e))
exit(1)
if ( f.verifyPassword() == False ):
raise ValueError('The given fingerprint sensor password is wrong!')
except Exception as e:
print('The fingerprint sensor could not be initialized!')
print('Exception message: ' + str(e))
exit(1)
## Gets some sensor information
print('Currently stored templates: ' + str(f.getTemplateCount()))
## Tries to read image and download it
try:
print('Waiting for finger...')
## Wait that finger is read
while ( f.readImage() == False ):
pass
print('Downloading image (this take a while)...')
imageDestination = tempfile.gettempdir() + '/fingerprint.bmp'
f.downloadImage(imageDestination)
print('The image was saved to "' + imageDestination + '".')
except Exception as e:
print('Operation failed!')
print('Exception message: ' + str(e))
exit(1)
except Exception as e:
print('The fingerprint sensor could not be initialized!')
print('Exception message: ' + str(e))
exit(1)
## Gets some sensor information
print('Currently used templates: ' + str(f.getTemplateCount()) + '/' +
str(f.getStorageCapacity()))
## Tries to read image and download it
try:
print('Waiting for finger...')
## Wait that finger is read
while (f.readImage() == False):
pass
print('Downloading image (this take a while)...')
#imageDestination = tiempfile.gettempdir() + '/fingerprint.bmp'
imageDestination = '/home/pi/fingerprint.bmp'
f.downloadImage(imageDestination)
print('The image was saved to "' + imageDestination + '".')
except Exception as e:
print('Operation failed!')
print('Exception message: ' + str(e))
exit(1)
def search():
try:
f = PyFingerprint('/dev/ttyUSB0', 57600, 0xFFFFFFFF, 0x00000000)
if (f.verifyPassword() == False):
GPIO.output(BLUE, 1)
sleep(1)
GPIO.output(BLUE, 0)
raise ValueError('The given fingerprint sensor password is wrong!')
except Exception as e:
GPIO.output(BLUE, 1)
sleep(1)
GPIO.output(BLUE, 0)
print('The fingerprint sensor could not be initialized!')
print('Exception message: ' + str(e))
exit(1)
## Gets some sensor information
print('Currently used templates: ' + str(f.getTemplateCount()) + '/' +
str(f.getStorageCapacity()))
## Tries to search the finger and calculate hash
try:
print('Waiting for finger...')
## Wait that finger is read
while (f.readImage() == False):
pass
print('Downloading image (this take a while)...')
if (os.path.isfile('/home/pi/webapp/static/fingerprint.bmp')):
os.remove('/home/pi/webapp/static/fingerprint.bmp')
imageDestination = '/home/pi/webapp/static/fingerprint.bmp'
f.downloadImage(imageDestination)
print('The image was saved to "' + imageDestination + '".')
## Converts read image to characteristics and stores it in charbuffer 1
f.convertImage(0x01)
## Searchs template
result = f.searchTemplate()
positionNumber = result[0]
accuracyScore = result[1]
if (positionNumber == -1):
GPIO.output(RED, 1)
sleep(1)
GPIO.output(RED, 0)
print('No match found!')
return 0
else:
GPIO.output(GREEN, 1)
sleep(1)
GPIO.output(GREEN, 0)
print('Found template at position #' + str(positionNumber))
print('The accuracy score is: ' + str(accuracyScore))
## OPTIONAL stuff
##
## Loads the found template to charbuffer 1
f.loadTemplate(positionNumber, 0x01)
## Downloads the characteristics of template loaded in charbuffer 1
characterics = str(f.downloadCharacteristics(0x01)).encode('utf-8')
## Hashes characteristics of template
print('SHA-2 hash of template: ' +
hashlib.sha256(characterics).hexdigest())
return 1
except Exception as e:
print('Operation failed!')
print('Exception message: ' + str(e))
exit(1)
def read_finger_data():
## Reads image and download it
##
## Tries to initialize the sensor
try:
f = PyFingerprint('/dev/ttyUSB0', 57600, 0xFFFFFFFF, 0x00000000)
if (f.verifyPassword() == False):
raise ValueError('The given fingerprint sensor password is wrong!')
except Exception as e:
print('The fingerprint sensor could not be initialized!')
print('Exception message: ' + str(e))
exit(1)
## Tries to read image and download it
try:
## Wait that finger is read
while (f.readImage() == False):
pass
#saving image from sensor to local
imageDestination = os.getcwd() + '/fingerprint.bmp'
f.downloadImage(imageDestination)
with open("fingerprint.bmp", "rb") as image_file:
baseImageData = base64.b64encode(image_file.read()).decode('ascii')
#payload format to send to server
basePayload = {
"file": baseImageData,
"kampus": kampus,
"lokasi": location
}
try:
#Send data to Server
baseData = requests.get(url + "finger", json=basePayload)
#Result from Server
baseResult = baseData.json()
#Get Lecturer Photo based on kode
#get_photo = url+"foto?kode="+baseResult['kode']+"&institusi="+baseResult['institusi']
# get_photo = url+"foto?kode=00670&institusi=1"
get_photo = url + "foto?kode=" + baseResult['kode'] + "&institusi=1"
#Converting Image to base64, decode to ascii to get string, not bytes
photo_encode = base64.b64encode(
requests.get(get_photo).content).decode('ascii')
return {
"result": 'success',
"data": baseResult,
"finger": baseImageData,
"lecturer_photo": photo_encode
}
except:
return {"result": 'failed'}
except Exception as e:
print('Operation failed!')
print('Exception message: ' + str(e))
exit(1)
class GUI_signup():
from Mysqsl_module import Connector as consql
def __init__(self, clear: bool):
self.id_user = -1
self.checked = False
self.reader = PyFingerprint('/dev/ttyUSB0', 57600, 0xFFFFFFFF,
0x00000000)
if clear:
self.reader.clearDatabase()
if (self.reader.verifyPassword() == False):
raise ValueError('The given fingerprint sensor password is wrong!')
options = [
'User name:', 'User password:'******'Check in time:', 'Departure time:'
]
self.txtWidgets = {}
self.gui = Tk(className='Sign up a new fingerprint')
self.gui.geometry("700x600+450+70")
self.gui.config(bg="#3465A4")
self.photo = getImage(os.path.dirname(__file__) + "/reader.gif")
self.gui.iconphoto(False, self.photo)
r = 0
for op in options:
lbl = Label(text=op, relief=RIDGE)
lbl.grid(row=r, column=0, padx=10, pady=10)
lbl.config(width=20, height=2)
txt = Text(bg="white",
relief=SUNKEN,
width=50,
height=2,
fg="black")
txt.grid(row=r, column=1)
self.txtWidgets.update({op: txt})
r += 1
self.txtVarAction = StringVar()
self.lblAction = Label(bg="#3465A4",
fg="white",
textvariable=self.txtVarAction)
self.lblAction.grid(row=r, column=0, padx=10, pady=20)
self.txtVarAction.set("Not reading finger yet")
r += 1
self.lblImageFinger = Label(bg="#729FCF", fg="black")
self.lblImageFinger['image'] = self.photo
self.lblImageFinger.grid(row=r, column=0, padx=10, pady=10)
self.btnReadFinger = Button(text="Read fingerprint",
command=self.startFingerPrint)
self.btnReadFinger.grid(row=r + 1, column=0, padx=10)
self.btnReadFinger.config(width=20, height=2)
btnStore = Button(text="Store data in database",
command=self.storageDatabase)
btnStore.grid(row=r, column=1)
def storageDatabase(self):
for txts in self.txtWidgets.values():
if not txts.get(1.0, 'end').strip():
messagebox.showerror(message="All data files must be typed",
title="Values empty")
return
if self.id_user == -1:
messagebox.showerror(
message="You must scan your finger to get your id",
title="Not scanned finger yet")
return
msg, flag = self.consql.exeProcedure('Insert_user', [
self.id_user, self.txtWidgets['User name:'].get(
1.0, 'end').strip(), self.txtWidgets['User password:'******'end').strip(), self.txtWidgets['Check in time:'].get(
1.0, 'end').strip(),
self.txtWidgets['Departure time:'].get(1.0, 'end').strip()
], (0, 1))
if flag == 0:
messagebox.showerror(title='Error in insertion', message=msg)
else:
self.id_user = -1
self.lblImageFinger['image'] = self.photo
messagebox.showinfo(title='All is ok', message=msg)
def startFingerPrint(self):
threading.Thread(target=self.readFingerPrint,
args=("Thread Reader")).start()
def readFingerPrint(self, *argss):
try:
print('Waiting for finger...')
self.txtVarAction.set("Waiting for finger...")
while (self.reader.readImage() == False):
pass
self.reader.convertImage(0x01)
result = self.reader.searchTemplate()
positionNumber = result[0]
if (positionNumber >= 0):
print('Template already exists at position #' +
str(positionNumber))
self.txtVarAction.set("Template already\nexists")
return
print('Remove finger...')
self.txtVarAction.set("Remove finger...")
time.sleep(2)
print('Waiting for same finger again...')
self.txtVarAction.set('Waiting for same finger again...')
## Wait that finger is read again
while (self.reader.readImage() == False):
pass
print('Downloading image (this take a while)...')
self.txtVarAction.set('Downloading image\n(this take a while)...')
imagePath = os.path.dirname(__file__) + "/fingerprint.bmp"
self.reader.downloadImage(imagePath)
self.reader.convertImage(0x02)
if (self.reader.compareCharacteristics() == 0):
print('Fingers do not match')
self.txtVarAction.set('Fingers do not match')
return
self.reader.createTemplate()
self.id_user = self.reader.storeTemplate() + 1
print('The image was saved to "' + imagePath + '".')
print('Finger enrolled successfully!')
self.txtVarAction.set('Finger enrolled successfully!')
self.fingerImage = getImage(imagePath)
self.lblImageFinger['image'] = self.fingerImage
print('New template position #' + str(self.id_user - 1))
except Exception as e:
print('Operation failed!')
self.txtVarAction.set('Operation failed!')
print('Exception message: ' + str(e))
return
def run(self):
self.gui.mainloop()
