Source Code for Module conduit.modules.PhoneModule.ScanThreads

 1  import logging 
 2  log = logging.getLogger("modules.Phone") 
 3   
 4  import thread 
 5   
 6  import threading 
 7  import bluetooth 
 8  import time 
 9   
10  import conduit 
11   
12  UNKNOWN_VALUE = "Unknown" 
13   
14 -class ScanThread(threading.Thread): 
15      SLEEP_TIME = 20 
16      SLEEP = 0.1 
17 -    def __init__(self): 
18          threading.Thread.__init__(self) 
19          self._found = {} 
20          self._cancelled = False 
21          self._foundLock = threading.Lock() 
22   
23 -    def found_phone(self, address, name): 
24          #locked because, AIUI, the DeviceDiscover callsback anytime, 
25          #from another thread 
26          self._foundLock.acquire() 
27          if address not in self._found: 
28              log.info("Thread %s Found Phone: %s" % (thread.get_ident(),address)) 
29              self._found[address] = {"name":name} 
30          self._foundLock.release() 
31   
32 -    def pause_scanning(self): 
33          i = 0 
34          while ( i < (self.SLEEP_TIME/self.SLEEP) ) and ( self.is_cancelled() == False ): 
35              time.sleep(self.SLEEP) 
36              i += 1 
37   
38 -    def is_cancelled(self): 
39          return conduit.GLOBALS.cancelled or self._cancelled 
40   
41 -    def cancel(self): 
42          self._cancelled = True 
43   
44 -class DeviceDiscovererFilter(bluetooth.DeviceDiscoverer): 
45 -    def __init__(self, parent): 
46          bluetooth.DeviceDiscoverer.__init__(self) 
47          self.parent = parent 
48   
49 -    def device_discovered(self, address, device_class, name): 
50          ''' 
51          Called when device is iscovered, checks device is phone 
52          ''' 
53          log.info("Bluetooth Device Discovered: %s@%s" % (name,address)) 
54          major_class = ( device_class & 0xf00 ) >> 8 
55          # We want only devices with phone class 
56          # See https://www.bluetooth.org/apps/content/?doc_id=49706 
57          if major_class == 2: 
58              self.parent.found_phone(address, name) 
59   
60 -    def inquiry_complete(self): 
61          log.debug("Bluetooth Search Complete") 
62