Generic virtual pin events, UTF8 support

Author: vshymanskyy

BlynkLib.py

@@ -127,7 +127,7 @@ def _send(self, cmd, *args, **kwargs):
             data = b''
             dlen = args[0]
         else:
-            data = ('\0'.join(map(str, args))).encode('ascii')
+            data = ('\0'.join(map(str, args))).encode('utf8')
             dlen = len(data)
 
         self.log('<', cmd, id, '|', *args)
@@ -178,7 +178,10 @@ def process(self, data=b''):
                         self.state = CONNECTED
                         dt = now - self.lastSend
                         self._send(MSG_INTERNAL, 'ver', _VERSION, 'h-beat', self.heartbeat//1000, 'buff-in', self.buffin, 'dev', 'python')
-                        self.emit('connected', ping=dt)
+                        try:
+                            self.emit('connected', ping=dt)
+                        except TypeError:
+                            self.emit('connected')
                     else:
                         if dlen == STA_INVALID_TOKEN:
                             print("Invalid auth token")
@@ -193,16 +196,18 @@ def process(self, data=b''):
                 data = self.bin[5:5+dlen]
                 self.bin = self.bin[5+dlen:]
 
-                args = list(map(lambda x: x.decode('ascii'), data.split(b'\0')))
+                args = list(map(lambda x: x.decode('utf8'), data.split(b'\0')))
 
                 self.log('>', cmd, i, '|', ','.join(args))
                 if cmd == MSG_PING:
                     self._send(MSG_RSP, STA_SUCCESS, id=i)
                 elif cmd == MSG_HW or cmd == MSG_BRIDGE:
                     if args[0] == 'vw':
                         self.emit("V"+args[1], args[2:])
+                        self.emit("V*", args[1], args[2:])
                     elif args[0] == 'vr':
                         self.emit("readV"+args[1])
+                        self.emit("readV*", args[1])
                 elif cmd == MSG_INTERNAL:
                     self.emit("int_"+args[1], args[2:])
                 else:

examples/other_functions.py

@@ -15,6 +15,7 @@
 - custom server
 - changing heartbeat
 - connected/disconnected events
+- generic virtual pin events
 """
 
 from __future__ import print_function
@@ -38,5 +39,14 @@ def blynk_connected(ping):
 def blynk_disconnected():
     print('Blynk disconnected')
 
+@blynk.ON("V*")
+def blynk_handle_vpins(pin, value):
+    print("V{} value: {}".format(pin, value))
+
+@blynk.ON("readV*")
+def blynk_handle_vpins_read(pin):
+    print("Server asks a value for V{}".format(pin))
+    blynk.virtual_write(pin, 0)
+
 while True:
     blynk.run()