Source Code for Module ZenModel.TemperatureSensor

  1  ########################################################################### 
  2  # 
  3  # This program is part of Zenoss Core, an open source monitoring platform. 
  4  # Copyright (C) 2007, Zenoss Inc. 
  5  # 
  6  # This program is free software; you can redistribute it and/or modify it 
  7  # under the terms of the GNU General Public License version 2 as published by 
  8  # the Free Software Foundation. 
  9  # 
 10  # For complete information please visit: http://www.zenoss.com/oss/ 
 11  # 
 12  ########################################################################### 
 13   
 14  __doc__="""TemperatureSensor 
 15   
 16  TemperatureSensor is an abstraction of a temperature sensor or probe. 
 17   
 18  $Id: TemperatureSensor.py,v 1.7 2004/04/06 22:33:24 edahl Exp $""" 
 19   
 20  __version__ = "$Revision: 1.7 $"[11:-2] 
 21   
 22  from Globals import InitializeClass 
 23   
 24  from Products.ZenRelations.RelSchema import * 
 25   
 26  from HWComponent import HWComponent 
 27   
 28  from Products.ZenModel.ZenossSecurity import * 
 29   
 30 -class TemperatureSensor(HWComponent): 
 31      """TemperatureSensor object""" 
 32   
 33      portal_type = meta_type = 'TemperatureSensor' 
 34   
 35      state = "unknown" 
 36   
 37      _properties = HWComponent._properties + ( 
 38          {'id':'state', 'type':'string', 'mode':'w'}, 
 39      ) 
 40   
 41      _relations = HWComponent._relations + ( 
 42          ("hw", ToOne( 
 43              ToManyCont, "Products.ZenModel.DeviceHW", "temperaturesensors")), 
 44          ) 
 45   
 46       
 47      factory_type_information = (  
 48          {  
 49              'id'             : 'TemperatureSensor', 
 50              'meta_type'      : 'TemperatureSensor', 
 51              'description'    : """Arbitrary device grouping class""", 
 52              'icon'           : 'TemperatureSensor_icon.gif', 
 53              'product'        : 'ZenModel', 
 54              'factory'        : 'manage_addTemperatureSensor', 
 55              'immediate_view' : 'viewTemperatureSensor', 
 56              'actions'        : 
 57              (  
 58                  { 'id'            : 'status' 
 59                  , 'name'          : 'Status' 
 60                  , 'action'        : 'viewTemperatureSensor' 
 61                  , 'permissions'   : ('View',) 
 62                  }, 
 63                  { 'id'            : 'perfConf' 
 64                  , 'name'          : 'Template' 
 65                  , 'action'        : 'objTemplates' 
 66                  , 'permissions'   : ("Change Device", ) 
 67                  }, 
 68                  { 'id'            : 'viewHistory' 
 69                  , 'name'          : 'Modifications' 
 70                  , 'action'        : 'viewHistory' 
 71                  , 'permissions'   : (ZEN_VIEW_MODIFICATIONS,) 
 72                  }, 
 73              ) 
 74            }, 
 75          ) 
 76   
 77   
 78 -    def temperatureCelsius(self, default=None): 
 79          """ 
 80          Return the current temperature in degrees celsius 
 81          """ 
 82          tempC = self.cacheRRDValue('temperature_celsius', default) 
 83          if tempC is None: 
 84              tempF = self.cacheRRDValue('temperature_fahrenheit', default) 
 85              if tempF is not None: tempC = (tempF - 32) / 9 * 5 
 86          if tempC is not None: 
 87              return long(tempC) 
 88          return None 
 89      temperature = temperatureCelsius 
 90   
 91   
 92 -    def temperatureFahrenheit(self, default=None): 
 93          """ 
 94          Return the current temperature in degrees fahrenheit 
 95          """ 
 96          tempC = self.temperatureCelsius(default) 
 97          if tempC is not None: 
 98              tempF = tempC * 9 / 5 + 32 
 99              return long(tempF) 
100          return None 
101   
102   
103 -    def temperatureCelsiusString(self): 
104          """ 
105          Return the current temperature in degrees celsius as a string 
106          """ 
107          tempC = self.temperature() 
108          return tempC is None and "unknown" or "%dC" % (tempC,) 
109      temperatureString = temperatureCelsiusString 
110   
111   
112 -    def temperatureFahrenheitString(self): 
113          """ 
114          Return the current temperature in degrees fahrenheit as a string 
115          """ 
116          tempF = self.temperatureFahrenheit() 
117          return tempF is None and "unknown" or "%dF" % (tempF,) 
118   
119   
120 -    def viewName(self): 
121          return self.id 
122      name = viewName 
123   
124  InitializeClass(TemperatureSensor) 
125