Source Code for Module ZenUtils.Skins

 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 sys, os 
14  import string  
15   
16   
17 -def skinDirs(base): 
18      layers = [] 
19      for p, ds, fs in os.walk(os.path.join(base, 'skins')): 
20          for d in ds: 
21              if not d.startswith('.'): 
22                  layers.append(d) 
23          # stop at one level 
24          return layers 
25       
26   
27 -def registerSkin(self, base, positionAfter='custom'): 
28      """setup the skins in a product""" 
29      layers = skinDirs(base) 
30      try: 
31          from Products.CMFCore.utils import getToolByName 
32          from Products.CMFCore.DirectoryView import addDirectoryViews 
33          skinstool = getToolByName(self, 'portal_skins') 
34          for layer in layers: 
35              if layer not in skinstool.objectIds(): 
36                  addDirectoryViews(skinstool, 'skins', base) 
37          skins = skinstool.getSkinSelections() 
38          for skin in skins: 
39              path = skinstool.getSkinPath(skin) 
40              path = map(string.strip, string.split(path,',')) 
41              for layer in layers: 
42                  if layer not in path: 
43                      try: 
44                          path.insert(path.index(positionAfter)+1, layer) 
45                      except ValueError: 
46                          path.append(layer) 
47              path = ','.join(path) 
48              skinstool.addSkinSelection(skin, path) 
49      except ImportError, e: 
50          if "Products.CMFCore.utils" in e.args: pass 
51          else: raise 
52      except AttributeError, e: 
53          if "portal_skin" in e.args: pass 
54          else: raise 
55   
56 -def unregisterSkin(self, base, positionAfter='custom'): 
57      """setup the skins in a product""" 
58      layers = skinDirs(base) 
59      if layers is None: return 
60      try: 
61          from Products.CMFCore.utils import getToolByName 
62          skinstool = getToolByName(self, 'portal_skins') 
63          for layer in layers: 
64              if layer in skinstool.objectIds(): 
65                  try: 
66                      skinstool._delOb(layer) 
67                  except AttributeError: 
68                      pass 
69          obs = skinstool._objects 
70          goodlayers = filter(lambda x:getattr(skinstool, x['id'], False), obs) 
71          skinstool._objects = tuple(goodlayers) 
72      except ImportError, e: 
73          if "Products.CMFCore.utils" in e.args: pass 
74          else: raise 
75      except AttributeError, e: 
76          if "portal_skin" in e.args: pass 
77          else: raise 
78