Get rid of the ExtFile dependency in ERP5 code

If we ever need it back, just move this Document class into a business template,
so that Products.ExtFile is not a hard dependency of ERP5.

product/ERP5/Document/ExtFolder.py

-##############################################################################
-#
-# Copyright (c) 2005 Nexedi SARL and Contributors. All Rights Reserved.
-#                    Yoshinori Okuji <yo@nexedi.com>
-#
-# WARNING: This program as such is intended to be used by professional
-# programmers who take the whole responsability of assessing all potential
-# consequences resulting from its eventual inadequacies and bugs
-# End users who are looking for a ready-to-use solution with commercial
-# garantees and support are strongly adviced to contract a Free Software
-# Service Company
-#
-# This program is Free Software; you can redistribute it and/or
-# modify it under the terms of the GNU General Public License
-# as published by the Free Software Foundation; either version 2
-# of the License, or (at your option) any later version.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
-#
-##############################################################################
-
-from AccessControl import ClassSecurityInfo
-
-from Products.ERP5Type import Permissions, PropertySheet
-from Products.ERP5Type.XMLObject import XMLObject
-from Products.ExtFile.ExtFile import ExtFile
-from Products.ExtFile.ExtImage import ExtImage
-import os
-from App.config import getConfiguration
-from Products.ERP5 import product_path
-from Shared.DC.ZRDB.TM import TM
-import shutil
-
-from zLOG import LOG
-
-class Deletion(TM):
-  """Remove the directory at the end of a transaction.
-  """
-  def __init__(self, path):
-    self.path = path
-    self._register()
-    
-  def _finish(self):
-    try:
-      LOG('Deletion', 0, 'removing %s' % self.path)
-      shutil.rmtree(self.path)
-    except OSError:
-      pass
-
-  def _abort(self):
-    pass
-
-class ExtFolder( XMLObject ):
-    """
-       ExtFolder stores sub-objects as ExtFile or ExtImage.
-    """
-
-    # Default Properties
-    property_sheets = ( PropertySheet.Base
-                      , PropertySheet.XMLObject
-                      , PropertySheet.CategoryCore
-                      , PropertySheet.DublinCore
-                      )
-
-    # CMF Type Definition
-    meta_type='ERP5 External Folder'
-    portal_type='External Folder'    
-    add_permission = Permissions.AddPortalContent
-
-    # Declarative security
-    security = ClassSecurityInfo()
-    security.declareObjectProtected(Permissions.AccessContentsInformation)
-
-    security.declarePrivate('PUT_factory')
-    def PUT_factory( self, name, typ, body ):
-      """Return an ExtFile or ExtImage object.
-      """
-      major, minor = typ.split('/', 1)
-      if major == 'image':
-        return ExtImage(name)
-      return ExtFile(name)
-
-    def _getRepositoryPath(self):
-      """Return the path in the filesystem.
-      """
-      instance_home = getConfiguration().instancehome
-      repository = os.path.join(*ExtFile._repository)
-      return os.path.sep.join((instance_home, repository, self.getPath()))
-
-    security.declareProtected('Manage portal', 'generateRpmHeaderList')
-    def generateRpmHeaderList(self):
-      """Run genhdlist on the directory behind this object.
-      """
-      status = os.system("/usr/bin/genhdlist -s %s" % self._getRepositoryPath())
-      if status != 0:
-        raise RuntimeError, "failed in executing genhdlist"
-
-    security.declareProtected('Manage portal', 'generateBt5HeaderList')
-    def generateBt5HeaderList(self):
-      """Run genbt5list on the directory behind this object.
-      """
-      status = os.system("%s/bin/genbt5list %s" % (product_path, self._getRepositoryPath()))
-      if status != 0:
-        raise RuntimeError, "failed in executing genbt5list"
-
-    def manage_beforeDelete(self, item, container):
-      """Called before deleting this object.
-      """
-      self._v_deletion = Deletion(self._getRepositoryPath())
-      XMLObject.manage_beforeDelete(self, item, container)

product/ERP5Type/tests/ERP5TypeTestCase.py

@@ -79,7 +79,6 @@ import OFS.Application
 OFS.Application.import_products()
 
 # Std Zope Products
-ZopeTestCase.installProduct('ExtFile', quiet=install_product_quiet)
 ZopeTestCase.installProduct('Photo', quiet=install_product_quiet)
 ZopeTestCase.installProduct('Formulator', quiet=install_product_quiet)
 ZopeTestCase.installProduct('FCKeditor', quiet=install_product_quiet)