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 os 
14  import string  
15  import warnings 
16   
17  warnings.filterwarnings('ignore', '.*non-existing path.*', 
18                          UserWarning, 
19                          '.*DirectoryView.*') 
20   
21 -def skinDirs(base): 
22      layers = [] 
23      for p, ds, fs in os.walk(os.path.join(base, 'skins')): 
24          for d in ds: 
25              if not d.startswith('.'): 
26                  layers.append(d) 
27          # stop at one level 
28          break 
29      return layers 
30   
31   
32 -def registerSkin(self, base, positionAfter='custom'): 
33      """setup the skins in a product""" 
34      layers = skinDirs(base) 
35      try: 
36          from Products.CMFCore.utils import getToolByName 
37          from Products.CMFCore.DirectoryView import addDirectoryViews 
38          skinstool = getToolByName(self, 'portal_skins') 
39          for layer in layers: 
40              if layer not in skinstool.objectIds(): 
41                  path = os.path.join(base, 'skins') 
42                  if not os.path.exists(path): os.mkdir(path, mode=0755) 
43                  addDirectoryViews(skinstool, 'skins', base) 
44          skins = skinstool.getSkinSelections() 
45          for skin in skins: 
46              path = skinstool.getSkinPath(skin) 
47              path = map(string.strip, string.split(path,',')) 
48              for layer in layers: 
49                  if layer not in path: 
50                      try: 
51                          path.insert(path.index(positionAfter)+1, layer) 
52                      except ValueError: 
53                          path.append(layer) 
54              path = ','.join(path) 
55              skinstool.addSkinSelection(skin, path) 
56      except ImportError, e: 
57          if "Products.CMFCore.utils" in e.args: pass 
58          else: raise 
59      except AttributeError, e: 
60          if "portal_skin" in e.args: pass 
61          else: raise 
62   
63 -def unregisterSkin(self, base, positionAfter='custom'): 
64      """setup the skins in a product""" 
65      from Products.ZenUtils.Utils import unused 
66      unused(positionAfter) 
67      layers = skinDirs(base) 
68      if layers is None: return 
69      try: 
70          from Products.CMFCore.utils import getToolByName 
71          skinstool = getToolByName(self, 'portal_skins') 
72          for layer in layers: 
73              if layer in skinstool.objectIds(): 
74                  try: 
75                      skinstool._delOb(layer) 
76                  except AttributeError: 
77                      pass 
78          obs = skinstool._objects 
79          goodlayers = filter(lambda x:getattr(skinstool, x['id'], False), obs) 
80          skinstool._objects = tuple(goodlayers) 
81      except ImportError, e: 
82          if "Products.CMFCore.utils" in e.args: pass 
83          else: raise 
84      except AttributeError, e: 
85          if "portal_skin" in e.args: pass 
86          else: raise 
87