Author: jmorliaguet
Date: Thu Jun 22 14:49:55 2006
New Revision: 3489
Added:
cpsskins/branches/paris-sprint-2006/setup/io/migration.py (contents, props
changed)
Log:
- prototype of CPSSkins v2 theme importer
Added: cpsskins/branches/paris-sprint-2006/setup/io/migration.py
==============================================================================
--- (empty file)
+++ cpsskins/branches/paris-sprint-2006/setup/io/migration.py Thu Jun 22
14:49:55 2006
@@ -0,0 +1,93 @@
+##############################################################################
+#
+# Copyright (c) 2005-2006 Nuxeo and Contributors.
+# All Rights Reserved.
+#
+# This software is subject to the provisions of the Zope Public License,
+# Version 2.1 (ZPL). A copy of the ZPL should accompany this distribution.
+# THIS SOFTWARE IS PROVIDED "AS IS" AND ANY AND ALL EXPRESS OR IMPLIED
+# WARRANTIES ARE DISCLAIMED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+# WARRANTIES OF TITLE, MERCHANTABILITY, AGAINST INFRINGEMENT, AND FITNESS
+# FOR A PARTICULAR PURPOSE.
+#
+##############################################################################
+"""
+
+$Id$
+"""
+__docformat__ = "reStructuredText"
+
+from xml.dom.minidom import parseString
+from zope.component import getUtility
+
+from cpsskins.elements.theme import Theme
+from cpsskins.setup.archives import TarArchive
+from cpsskins.setup.interfaces import IResourceManager
+from cpsskins.standard.fields.image import WebImage
+from cpsskins.thememanager import ThemeManagementFolder
+
+class Migration(object):
+ """Migration utility for importing CPSSkins v2 themes
+ """
+ def __init__(self, file):
+ self.file = file
+
+ self.themes = ThemeManagementFolder()
+ self.themes.registerUtilities()
+
+ self.archive = TarArchive(mode='r', data=file.read())
+ self.resources = getUtility(IResourceManager)
+
+ def __call__(self):
+ theme_names = self.getThemeNames()
+ for theme_name in theme_names:
+ self.importTheme(theme_name)
+ self.importImages(theme_name)
+ return self.themes
+
+ def getThemeNames(self):
+ names = []
+ for item in self.archive['themes/']:
+ if item.endswith(u'.xml'):
+ continue
+ names.append(item[len('themes/'):-1])
+ return names
+
+ def importTheme(self, name=u''):
+ path = 'themes/%s.xml' % name
+ doc = parseString(self.archive[path])
+
+ theme_node = doc.childNodes[0]
+ theme_name = theme_node.getAttribute('name')
+ props = self.getProperties(theme_node, 'title', 'author', 'copyright',
+ 'license')
+ theme = Theme(**props)
+ self.themes.addTheme(theme, name=theme_name)
+
+ def importImages(self, name):
+ resources = self.resources
+ archive = self.archive
+ themes = self.themes
+ for item in archive['themes/%s/icons/' % name]:
+ image = WebImage(data=archive[item])
+ name = self.getFileName(item)
+ resources.register(name=name, resource=image, context=themes)
+
+ ### utilities
+
+ def getProperties(self, node=None, *props):
+ info = {}
+ for property in node.getElementsByTagName('property'):
+ nodes = property.childNodes
+ name = property.getAttribute('name')
+ if name not in props:
+ continue
+ value = u''
+ if nodes:
+ value = nodes[0].nodeValue
+ info[str(name)] = value
+ return info
+
+ def getFileName(self, path):
+ return path.split('/')[-1]
+
--
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