test prepacked tcp data, and unlock door

README.md

@@ -21,7 +21,7 @@ Just create a ZK object and you will be ready to call api.
 from zk import ZK, const
 
 conn = None
-zk = ZK('192.168.1.201', port=4370, timeout=5)
+zk = ZK('192.168.1.201', port=4370, timeout=5, password=0, force_udp=False, ommit_ping=False)
 try:
     print ('Connecting to device ...')
     conn = zk.connect()
@@ -207,6 +207,8 @@ optional arguments:
   -r, --records         Get attendance records
   -u, --updatetime      Update Date/Time
   -l, --live-capture    Live Event Capture
+-o, --open-door       Open door
+
   -D DELETEUSER, --deleteuser DELETEUSER
                         Delete a User (uid)
   -A ADDUSER, --adduser ADDUSER
@@ -219,9 +221,7 @@ optional arguments:
 
 ```
 
-
-
-# Related Project (TODO: chekc compatibility)
+# Related Project (TODO: check compatibility)
 
 * [zkcluster](https://github.com/fananimi/zkcluster/ "zkcluster project") is a django apps to manage multiple fingerprint devices.
 

test.py

@@ -5,7 +5,7 @@ sys.path.append("zk")
 from zk import ZK, const
 
 conn = None
-zk = ZK('192.168.1.201', port=4370, timeout=5)
+zk = ZK('192.168.1.201', port=4370, timeout=5, password=0, force_udp=False, ommit_ping=False)
 try:
     print ('Connecting to device ...')
     conn = zk.connect()

test_machine.py

@@ -39,6 +39,8 @@ parser.add_argument('-u', '--updatetime', action="store_true",
                     help='Update Date/Time')
 parser.add_argument('-l', '--live-capture', action="store_true",
                     help='Live Event Capture')
+parser.add_argument('-o', '--open-door', action="store_true",
+                    help='Open door')
 parser.add_argument('-D', '--deleteuser', type=int,
                     help='Delete a User (uid)', default=0)
 parser.add_argument('-A', '--adduser', type=int,
@@ -201,6 +203,11 @@ try:
     print ('--- sizes & capacity ---')
     conn.read_sizes()
     print (conn)
+    if args.open_door:
+        print ('')
+        print ('--- Opening door 10s ---')
+        conn.unlock(10)
+        print (' -- done!---')
     if args.live_capture:
         print ('')
         print ('--- Live Capture! (press ctrl+C to break) ---')

zk/base.py

@@ -600,6 +600,20 @@ class ZK(object):
         else:
             raise ZKErrorResponse("can't read sizes")
 
+    def unlock(self, time=3):
+        '''
+        :param time: define time in seconds
+        :return:
+        thanks to https://github.com/SoftwareHouseMerida/pyzk/
+        '''
+        command = const.CMD_UNLOCK
+        command_string = pack("I",int(time)*10)
+        cmd_response = self.__send_command(command, command_string)
+        if cmd_response.get('status'):
+            return True
+        else:
+            raise ZKErrorResponse("can't open door")
+
     def __str__(self):
         """ for debug"""
         return "ZK %s://%s:%s users[%i]:%i/%i fingers:%i/%i, records:%i/%i faces:%i/%i" % (
@@ -1328,6 +1342,9 @@ class ZK(object):
             size = self.__get_data_size()
             if self.verbose: print ("recieve chunk:data size is", size)
             if self.tcp:
+                if len(self.__data)>=(8+size): #prepare data with actual data! should be 8+size+32
+                    data_recv = self.__data[8:] # test, maybe -32
+                else:
                     data_recv = self.__sock.recv(size + 32)
                 tcp_length = self.__test_tcp_top(data_recv)
                 if tcp_length == 0: