Source Code for Module ZenModel.Classifier

  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__="""Classifier 
 15   
 16  Organizes classifier subclasses to perform high level classification of  
 17  a device.  Subclasses know how to collect information from a device 
 18  and look in their indexes for a ClassifierEntry about the device. 
 19   
 20  $Id: Classifier.py,v 1.4 2004/03/26 23:58:44 edahl Exp $""" 
 21   
 22  __version__ = "$Revision: 1.4 $"[11:-2] 
 23   
 24  from AccessControl import ClassSecurityInfo 
 25  from Globals import InitializeClass 
 26  from AccessControl import Permissions as permissions 
 27  from OFS.OrderedFolder import OrderedFolder 
 28   
 29  from ZenModelItem import ZenModelItem 
 30   
 31 -def manage_addClassifier(context, title = None, REQUEST = None): 
 32      """make a device""" 
 33      ce = Classifier('ZenClassifier', title) 
 34      context._setObject(ce.id, ce) 
 35      if REQUEST: 
 36          REQUEST['RESPONSE'].redirect(context.absolute_url()+'/manage_main') 
 37                                        
 38   
 39   
 40 -class Classifier(ZenModelItem, OrderedFolder): 
 41   
 42      meta_type = 'Classifier' 
 43       
 44      # Screen action bindings (and tab definitions) 
 45      factory_type_information = (  
 46          {  
 47              'id'             : 'Classifier', 
 48              'meta_type'      : 'Classifier', 
 49              'description'    : """Class to manage product information""", 
 50              'icon'           : 'Classifier_icon.gif', 
 51              'product'        : 'ZenModel', 
 52              'factory'        : 'manage_addClassifier', 
 53              'immediate_view' : 'manageClassifiers', 
 54              'actions'        : 
 55              (  
 56                  { 'id'            : 'overview' 
 57                  , 'name'          : 'Overview' 
 58                  , 'action'        : 'manageClassifiers' 
 59                  , 'permissions'   : ( 
 60                    permissions.view, ) 
 61                  }, 
 62                  { 'id'            : 'viewHistory' 
 63                  , 'name'          : 'Modifications' 
 64                  , 'action'        : 'viewHistory' 
 65                  , 'permissions'   : ( 
 66                    permissions.view, ) 
 67                  }, 
 68              ) 
 69            }, 
 70          ) 
 71       
 72      security = ClassSecurityInfo() 
 73       
 74 -    def __init__(self, id, title=None): 
 75          self.id = id 
 76          self.title = title 
 77          self.curClassifierEntryId = 0 
 78          
 79   
 80 -    def classifyDevice(self, deviceName, loginInfo, log=None):  
 81          """kick off device classification against all classifiers 
 82          will walk down a tree of classifiers until the most specific  
 83          is found.  Top level classifiers can jump into the tree 
 84          where lower level classifiers will then take over the process 
 85          """ 
 86          classifierEntry = None 
 87          for classifier in self.getClassifierValues(): 
 88              classifierEntry = classifier.getClassifierEntry( 
 89                                              deviceName, loginInfo,log) 
 90              if classifierEntry: break 
 91          return classifierEntry 
 92         
 93   
 94 -    def getClassifierValues(self): 
 95          return self.objectValues() 
 96   
 97   
 98 -    def getClassifierNames(self): 
 99          """return a list of availible classifiers for entry popup""" 
100          return self.objectIds() 
101   
102   
103 -    def getNextClassifierEntryId(self): 
104          cid = self.curClassifierEntryId 
105          self.curClassifierEntryId += 1 
106          return "ClassifierEntry-" + str(cid) 
107   
108   
109  InitializeClass(Classifier) 
110