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feat: Adjust format to unpack 49 bytes for SpeedFace-V5L device #222

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feat: Adjust format to unpack 49 bytes for SpeedFace-V5L device #222

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33 changes: 33 additions & 0 deletions zk/base.py
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Original file line number Diff line number Diff line change
Expand Up @@ -1651,6 +1651,39 @@ def get_attendance(self):
timestamp = self.__decode_time(timestamp)
attendance = Attendance(user_id, timestamp, status, punch, uid)
attendances.append(attendance)

# ZKTeco SpeedFace-V5L Multi-Biometrical Reader
elif record_size == 49:
while len(attendance_data) >= 49:
try:
# Debug: print raw data before unpacking
# print(f"Raw data (hex): {codecs.encode(attendance_data[:49], 'hex')}")

# Adjust format to unpack 49 bytes
uid, user_id, status, timestamp, punch, additional_data = unpack('<H24sB4sB12s5x', attendance_data[:49])

# Print unpacked values
# print(f"Unpacked data: uid={uid}, user_id={user_id}, status={status}, timestamp={timestamp}, punch={punch}, additional_data={additional_data}")


# Further processing...
user_id = (user_id.split(b'\x00')[0]).decode(errors='ignore')
timestamp = self.__decode_time(timestamp)
# print(f"Decoded timestamp: {timestamp}")
# print(f"Additional Data (hex): {codecs.encode(additional_data, 'hex')}")
# print(f"Additional Data (decoded): {additional_data.decode(errors='ignore')}")


# Create attendance record
attendance = Attendance(user_id, timestamp, status, punch, uid)
attendances.append(attendance)

# Move to the next part of the data
attendance_data = attendance_data[49:]

except Exception as e:
print(f"Unpacking error: {e}")

else:
while len(attendance_data) >= 40:
uid, user_id, status, timestamp, punch, space = unpack('<H24sB4sB8s', attendance_data.ljust(40, b'\x00')[:40])
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