Source Code for Module ZenModel.ZenPacker

 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  import Globals 
14  from AccessControl import ClassSecurityInfo 
15  from Products.ZenWidgets import messaging 
16   
17 -class ZenPacker(object): 
18      security = ClassSecurityInfo() 
19   
20      security.declareProtected('Manage DMD', 'addToZenPack') 
21 -    def addToZenPack(self, ids=(), organizerPaths=(), pack=None, REQUEST=None): 
22          "Add elements from a displayed list of objects to a ZenPack" 
23          from Products.ZenModel.ZenPackable import ZenPackable 
24          from Products.ZenModel.ZenPack import ZenPack 
25          ids = list(ids) + list(organizerPaths) 
26          message = "You must provide a valid ZenPack" 
27          if pack: 
28              pack = self.dmd.ZenPackManager.packs._getOb(pack) 
29              message = 'Saved to %s' % pack.id 
30              if ids: 
31                  for id in ids: 
32                      try: 
33                          obj = self.findObject(id) 
34                      except AttributeError, ex: 
35                          message = str(ex) 
36                          break 
37                      obj.buildRelations() 
38                      pack.packables.addRelation(obj) 
39              else: 
40                  if isinstance(self, ZenPackable): 
41                      self.buildRelations() 
42                      pack.packables.addRelation(self) 
43                  else: 
44                      message = 'Nothing to save' 
45          if REQUEST: 
46              if isinstance(pack, ZenPack): 
47                  messaging.IMessageSender(self).sendToBrowser( 
48                      'Add To ZenPack', message) 
49              return self.callZenScreen(REQUEST) 
50   
51 -    def findObject(self, id): 
52          "Ugly hack for inconsistent object structure accross Organizers" 
53          result = [] 
54          try: 
55              result.append(self._getOb(id)) 
56          except AttributeError: 
57              pass 
58          for name, relationship in self._relations: 
59              try: 
60                  result.append(getattr(self, name)._getOb(id)) 
61              except AttributeError: 
62                  pass 
63          if len(result) == 1: 
64              return result[0] 
65          raise AttributeError('Cannot find a unique %s on %s' % (id, self.id)) 
66   
67   
68 -    def eligiblePacks(self): 
69          """ 
70          Return a list of zenpacks that objects can be added to.  (The 
71          development mode zenpacks.) 
72          """ 
73          return [zp for zp in self.dmd.ZenPackManager.packs()  
74                  if zp.isDevelopment()] 
75