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  1. ############################################################################
  2. #    Copyright (C) 2008 by Mattias Runge   #
  3. #    mattias@runge.se   #
  4. #                                                                          #
  5. #    This program is free software; you can redistribute it and#or modify  #
  6. #    it under the terms of the GNU General Public License as published by  #
  7. #    the Free Software Foundation; either version 2 of the License, or     #
  8. #    (at your option) any later version.                                   #
  9. #                                                                          #
  10. #    This program is distributed in the hope that it will be useful,       #
  11. #    but WITHOUT ANY WARRANTY; without even the implied warranty of        #
  12. #    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         #
  13. #    GNU General Public License for more details.                          #
  14. #                                                                          #
  15. #    You should have received a copy of the GNU General Public License     #
  16. #    along with this program; if not, write to the                         #
  17. #    Free Software Foundation, Inc.,                                       #
  18. #    59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             #
  19. ############################################################################
  20.  
  21. import os
  22. import sys
  23. import ServiceBase
  24. import Settings
  25.  
  26. gServiceMan = False
  27.  
  28. def GetServiceManager():
  29.     global gServiceMan
  30.     if gServiceMan == False:
  31.         gServiceMan = ServiceManager()
  32.     return gServiceMan
  33.  
  34. class ServiceManager:
  35.     services = {}
  36.     modules = {}
  37.    
  38.     def __init__(self):
  39.         self.ImportAvailableServices()
  40.    
  41.     def ImportAvailableServices(self):
  42.         servicesPath = Settings.Settings["PATH"] + "/Services"
  43.         sys.path.append(servicesPath)
  44.  
  45.         for serviceName in os.listdir(servicesPath):
  46.             if serviceName[0] != '.' and serviceName.endswith(".py"):
  47.                 serviceName = serviceName[:serviceName.find(".")]
  48.                 self.modules[serviceName] = __import__(serviceName)
  49.                 print "Loaded service: " + serviceName
  50.  
  51.         print ""
  52.    
  53.     def HasService(self, serviceId, serviceType):
  54.         return self.services.has_key(str(serviceType) + "_" + str(serviceId))
  55.    
  56.     def AddService(self, serviceId, serviceType):
  57.         if not self.HasService(serviceId, serviceType):
  58.            
  59.             if self.modules[serviceType]:
  60.                 self.services[str(serviceType) + "_" + str(serviceId)] = self.modules[serviceType].Service(serviceId)
  61.             else:
  62.                 print "Warning: Unknown service: Type: " + serviceType
  63.                 return False
  64.  
  65.         return self.services[str(serviceType) + "_" + str(serviceId)]
  66.        
  67.     def GetService(self, serviceId, serviceType):
  68.         return self.services[str(serviceType) + "_" + str(serviceId)]
  69.    
  70.