1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
|
# gracefully donated by Gilles Lenfant from pilotsystems.net
from Products.CMFCore.utils import getToolByName
from Products.CMFCore.DirectoryView import addDirectoryViews
from Products.ExternalMethod.ExternalMethod import ExternalMethod
from StringIO import StringIO
from App.Common import package_home
import os
class PloneSkinRegistrar:
"""
Controls (un)registering of a layer in the skins tool:
- the layer in the content of the skin tool
- the layer in the path of all skins
@author: U{Gilles Lenfant <glenfant@bigfoot.com>}
@version: 0.1.0
@ivar _layer: Name of the Product's subdirectory that contains
the various layers for the Product.
@type _layer: string
@ivar _prodglobals: Globals from this Product.
@type _propglobals: mapping object
"""
def __init__(self, skinsdir, prodglobals):
"""Constructor
@param skinsdir: Name of the Product's subdirectory that
contains the various layers for the Product.
@type skinsdir: string
@param prodglobals: Globals from this Product.
should be provided by Product's C{__init__.py} like this:
C{product_globals = globals()}
@type propglobals: mapping object
@return: None
"""
self._skinsdir = skinsdir
self._prodglobals = prodglobals
return
def install(self, aq_obj,position=None,mode='after',layerName=None):
"""Installs and registers the skin resources
@param aq_obj: object from which cmf site object is acquired
@type aq_obj: any Zope object in the CMF
@return: Installation log
@rtype: string
"""
rpt = '=> Installing and registering layers from directory %s\n' % self._skinsdir
skinstool = getToolByName(aq_obj, 'portal_skins')
# Create the layer in portal_skins
try:
if self._skinsdir not in skinstool.objectIds():
addDirectoryViews(skinstool, self._skinsdir, self._prodglobals)
rpt += 'Added "%s" directory view to portal_skins\n' % self._skinsdir
else:
rpt += 'Warning: directory view "%s" already added to portal_skins\n' % self._skinsdir
except:
# ugh, but i am in stress
rpt += 'Warning: directory view "%s" already added to portal_skins\n' % self._skinsdir
# Insert the layer in all skins
# XXX FIXME: Actually assumes only one layer directory with the name of the Product
# (should be replaced by a smarter solution that finds individual Product's layers)
if not layerName:
layerName = self._prodglobals['__name__'].split('.')[-1]
skins = skinstool.getSkinSelections()
for skin in skins:
layers = skinstool.getSkinPath(skin)
layers = [layer.strip() for layer in layers.split(',')]
if layerName not in layers:
try:
pos=layers.index(position)
if mode=='after': pos=pos+1
except ValueError:
pos=len(layers)
layers.insert(pos, layerName)
layers = ','.join(layers)
skinstool.addSkinSelection(skin, layers)
rpt += 'Added "%s" to "%s" skin\n' % (layerName, skin)
else:
rpt += '! Warning: skipping "%s" skin, "%s" is already set up\n' % (skin, type)
return rpt
def uninstall(self, aq_obj):
"""Uninstalls and unregisters the skin resources
@param aq_obj: object from which cmf site object is acquired
@type aq_obj: any Zope object in the CMF
@return: Uninstallation log
@rtype: string
"""
rpt = '=> Uninstalling and unregistering %s layer\n' % self._skinsdir
skinstool = getToolByName(aq_obj, 'portal_skins')
# Removing layer from portal_skins
# XXX FIXME: Actually assumes only one layer directory with the name of the Product
# (should be replaced by a smarter solution that finds individual Product's layers)
if not layerName:
layerName = self._prodglobals['__name__'].split('.')[-1]
if layerName in skinstool.objectIds():
skinstool.manage_delObjects([layerName])
rpt += 'Removed "%s" directory view from portal_skins\n' % layerName
else:
rpt += '! Warning: directory view "%s" already removed from portal_skins\n' % layerName
# Removing from skins selection
skins = skinstool.getSkinSelections()
for skin in skins:
layers = skinstool.getSkinPath(skin)
layers = [layer.strip() for layer in layers.split(',')]
if layerName in layers:
layers.remove(layerName)
layers = ','.join(layers)
skinstool.addSkinSelection(skin, layers)
rpt += 'Removed "%s" to "%s" skin\n' % (layerName, skin)
else:
rpt += 'Skipping "%s" skin, "%s" is already removed\n' % (skin, layerName)
return rpt
# /class PloneSkinRegistrar
|
