def finger_login():
try:
f = PyFingerprint('COM6', 57600, 0xFFFFFFFF, 0x00000000)
if (f.verifyPassword() == False):
raise ValueError('The given fingerprint sensor password is wrong!')
except Exception as e:
del f
print('The fingerprint sensor could not be initialized!')
print('Exception message: ' + str(e))
return jsonify(result='-1')
try:
print('Waiting for finger...')
## Wait that finger is read
while (f.readImage() == False):
pass
## 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]
#del f
f.__del__()
if (positionNumber == -1):
print('No match found!')
return jsonify(result='-1')
else:
print('Found template at position #' + str(positionNumber))
return jsonify(result=positionNumber)
except Exception as e:
print('Operation failed!')
print('Exception message: ' + str(e))
return jsonify(result='-1')
def register(id):
#if current_user.is_authenticated:
# return redirect(url_for('index'))
try:
f = PyFingerprint('COM6', 57600, 0xFFFFFFFF, 0x00000000)
if (f.verifyPassword() == False):
raise ValueError('The given fingerprint sensor password is wrong!')
except Exception as e:
f.__del__()
print('The fingerprint sensor could not be initialized!')
print('Exception message: ' + str(e))
exit(1)
positionNumber = int(id)
f.loadTemplate(positionNumber, 0x01)
temm = f.downloadCharacteristics(0x01)
tem = str(temm)
form = RegistrationForm()
if form.validate_on_submit():
print("working")
user = User(id=positionNumber,
phonenumber=form.phonenumber.data,
name=form.name.data,
email=form.email.data,
template=tem,
money=0)
user.set_password(form.password.data)
db.session.add(user)
db.session.commit()
flash('Congratulations, you are now a registered user!')
return render_template('booth_login_first.html')
else:
print(form.errors)
return render_template('register.html', title='Register', form=form)
def authenticate():
far = [[0, 50, 100], [20, 0, 60], [150, 40, 0]]
station_names = [
'Uttara North', 'Uttara Centre', 'Uttara South', 'Pallabi',
'Mirpur 11', 'Mirpur-10', 'Kazipara', 'Shewrapara', 'Agargaon',
'Bijoy Sarani', 'Farmgate', 'Karwan Bazar', 'Shahbag',
'Dhaka University', 'Bangladesh Secretariat', 'Motijheel'
]
data = request.get_json()
try:
f = PyFingerprint('COM6', 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))
data = {'s': 'Exception message: ' + str(e), 'bool_found': '0'}
return json.dumps(data)
try:
data = request.get_json()
chrr = json.loads(data)
chr = chrr["tem"]
c = list()
for i in range(0, len(chr)):
c.append(int(chr[i]))
f.uploadCharacteristics(0x01, chr)
result = f.searchTemplate()
positionNumber = result[0]
accuracyScore = result[1]
if (positionNumber == -1):
#del f
#f.__del__()
print("ok1")
data = {'s': 'No match found!', 'bool_found': '0'}
#f.loadTemplate(0, 0x01)
#result = f.searchTemplate()
print("ok2")
print('No match found!')
data = {'s': 'No match found!', 'bool_found': '0'}
# exit(0)
else:
#f.__del__()
#del f
print("first else")
if (chrr["entry_exit"] == 0):
f.loadTemplate(0, 0x01)
result = f.searchTemplate()
f.__del__()
u = User.query.filter_by(id=positionNumber).first()
exit_station_number = int(chrr["station_number"])
exit_station_name = station_names[exit_station_number]
exit_time = chrr["scaned_time"]
date = chrr["date"]
entry_station_name = station_names[u.start_station]
db_start_station = int(u.start_station)
try:
fa = int(
u.money) - far[db_start_station][exit_station_number]
u.money = fa
print(far)
info = User_travel_history(
date=str(date),
entry_station=entry_station_name,
exit_station=exit_station_name,
entry_time=u.entry_time,
fare=str(far[db_start_station][exit_station_number]),
exit_time=exit_time,
human=u)
db.session.add(info)
db.session.commit()
#print("hi")
print('Found template')
data = {
's':
'Found template at position #' + str(positionNumber),
'bool_found': '1'
}
# print('The accuracy score is: ' + str(accuracyScore))
except Exception as e:
print('Exception message: ' + str(e))
data = {'s': 'No match found!', 'bool_found': '0'}
if (chrr["entry_exit"] == 1):
f.loadTemplate(0, 0x01)
result = f.searchTemplate()
f.__del__()
u = User.query.filter_by(id=positionNumber).first()
if (u.money > 70):
u.start_station = int(chrr["station_number"])
u.entry_time = chrr["scaned_time"]
db.session.commit()
data = {'s': 'Enough money', 'bool_found': '1'}
else:
data = {'s': 'Insufficent balance !', 'bool_found': '0'}
#f.loadTemplate(0, 0x01)
#result = f.searchTemplate()
#f.__del__()
except Exception as e:
f.__del__()
print('Operation failed!')
print('Exception message: ' + str(e))
data = {'s': 'No match found!', 'bool_found': '0'}
return json.dumps(data)
