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try: from zExceptions import NotFound
except ImportError: NotFound = 'NotFound' # Zope < 2.7
from Products.CMFCore.utils import _verifyActionPermissions, \
getToolByName, getActionContext
from OFS.Folder import Folder
from Products.CMFCore.CMFCatalogAware import CMFCatalogAware
from Products.CMFDefault.SkinnedFolder import SkinnedFolder
from Products.CMFDefault.DublinCore import DefaultDublinCoreImpl
#from Products.CMFCore.interfaces.DublinCore import DublinCore as IDublinCore
#from Products.CMFCore.interfaces.Contentish import Contentish as IContentish
from AccessControl import Permissions, ClassSecurityInfo, Unauthorized
from Products.CMFCore import CMFCorePermissions
from Acquisition import aq_base, aq_inner, aq_parent
from Globals import InitializeClass
from webdav.WriteLockInterface import WriteLockInterface
from types import StringType
from DocumentTemplate.sequence import sort
# this import can change with Zope 2.7 to
try:
from OFS.IOrderSupport import IOrderedContainer as IZopeOrderedContainer
hasZopeOrderedSupport=1
except ImportError:
hasZopeOrderedSupport=0
# atm its safer defining an own
from interfaces.OrderedContainer import IOrderedContainer
from OFS.ObjectManager import REPLACEABLE
from ComputedAttribute import ComputedAttribute
class ReplaceableWrapper:
""" A wrapper around an object to make it replaceable """
def __init__(self, ob):
self.__ob = ob
def __getattr__(self, name):
if name == '__replaceable__':
return REPLACEABLE
return getattr(self.__ob, name)
factory_type_information = { 'id' : 'Folder'
, 'meta_type' : 'Plone Folder'
, 'description' : """\
Plone folders can define custom 'view' actions, or will behave like directory listings without one defined."""
, 'icon' : 'folder_icon.gif'
, 'product' : 'CMFPlone'
, 'factory' : 'addPloneFolder'
, 'filter_content_types' : 0
, 'immediate_view' : 'folder_listing'
, 'actions' :
( { 'id' : 'view'
, 'name' : 'View'
, 'action' : 'string:${folder_url}/'
, 'permissions' :
(CMFCorePermissions.View,)
, 'category' : 'folder'
}
, { 'id' : 'local_roles'
, 'name' : 'Local Roles'
, 'action' : 'string:${folder_url}/folder_localrole_form'
, 'permissions' :
(CMFCorePermissions.ManageProperties,)
, 'category' : 'folder'
}
, { 'id' : 'edit'
, 'name' : 'Edit'
, 'action' : 'string:${folder_url}/folder_edit_form'
, 'permissions' :
(CMFCorePermissions.ManageProperties,)
, 'category' : 'folder'
}
, { 'id' : 'folderlisting'
, 'name' : 'Folder Listing'
, 'action' : 'string:${folder_url}/folder_listing'
, 'permissions' :
(CMFCorePermissions.View,)
, 'category' : 'folder'
, 'visible' : 0
}
)
}
#Portions of this class was copy/pasted from the OFS.Folder.OrderedFolder from
#Zope2.7. This class is licensed under the ZPL 2.0 as stated here:
#http://www.zope.org/Resources/ZPL
#Zope Public License (ZPL) Version 2.0
#This software is Copyright (c) Zope Corporation (tm) and Contributors. All rights reserved.
class OrderedContainer(Folder):
"""Folder with subobject ordering support"""
if hasZopeOrderedSupport:
# got the IOrderedContainer interface from zope 2.7, too
# make shure this implementation fullfilles both interfaces
__implements__ = (IOrderedContainer, IZopeOrderedContainer)
else:
__implements__ = (IOrderedContainer,)
security = ClassSecurityInfo()
security.declareProtected(CMFCorePermissions.ModifyPortalContent, 'moveObject')
def moveObject(self, id, position):
obj_idx = self.getObjectPosition(id)
if obj_idx == position:
return None
elif position < 0:
position = 0
metadata = list(self._objects)
obj_meta = metadata.pop(obj_idx)
metadata.insert(position, obj_meta)
self._objects = tuple(metadata)
# here the implementing of IOrderedContainer starts
# if plone sometime depends on zope 2.7 it should be replaced by mixing in
# the 2.7 specific class OSF.OrderedContainer.OrderedContainer
security.declareProtected(CMFCorePermissions.ModifyPortalContent, 'moveObjectsByDelta')
def moveObjectsByDelta(self, ids, delta, subset_ids=None):
""" Move specified sub-objects by delta.
"""
if type(ids) is StringType:
ids = (ids,)
min_position = 0
objects = list(self._objects)
if subset_ids == None:
# OLD: subset_ids = [ obj['id'] for obj in objects ]
subset_ids = self.getCMFObjectsSubsetIds(objects)
else:
subset_ids = list(subset_ids)
# unify moving direction
if delta > 0:
ids = list(ids)
ids.reverse()
subset_ids.reverse()
counter = 0
for id in ids:
old_position = subset_ids.index(id)
new_position = max( old_position - abs(delta), min_position )
if new_position == min_position:
min_position += 1
if not old_position == new_position:
subset_ids.remove(id)
subset_ids.insert(new_position, id)
counter += 1
if counter > 0:
if delta > 0:
subset_ids.reverse()
obj_dict = {}
for obj in objects:
obj_dict[ obj['id'] ] = obj
pos = 0
for i in range( len(objects) ):
if objects[i]['id'] in subset_ids:
try:
objects[i] = obj_dict[ subset_ids[pos] ]
pos += 1
except KeyError:
raise ValueError('The object with the id "%s" does '
'not exist.' % subset_ids[pos])
self._objects = tuple(objects)
return counter
security.declarePrivate('getCMFObjectsSubsetIds')
def getCMFObjectsSubsetIds(self, objs):
"""Get the ids of only cmf objects (used for moveObjectsByDelta)
"""
ttool = getToolByName(self, 'portal_types')
cmf_meta_types = ttool.listContentTypes(by_metatype=1)
return [obj['id'] for obj in objs if obj['meta_type'] in cmf_meta_types ]
security.declareProtected(CMFCorePermissions.ModifyPortalContent, 'getObjectPosition')
def getObjectPosition(self, id):
objs = list(self._objects)
om = [objs.index(om) for om in objs if om['id']==id ]
if om: # only 1 in list if any
return om[0]
raise NotFound, 'Object %s was not found' % str(id)
security.declareProtected(CMFCorePermissions.ModifyPortalContent, 'moveObjectsUp')
def moveObjectsUp(self, ids, delta=1, RESPONSE=None):
""" Move an object up """
self.moveObjectsByDelta(ids, -delta)
if RESPONSE is not None:
RESPONSE.redirect('manage_workspace')
security.declareProtected(CMFCorePermissions.ModifyPortalContent, 'moveObjectsDown')
def moveObjectsDown(self, ids, delta=1, RESPONSE=None):
""" move an object down """
self.moveObjectsByDelta(ids, delta)
if RESPONSE is not None:
RESPONSE.redirect('manage_workspace')
security.declareProtected(CMFCorePermissions.ModifyPortalContent, 'moveObjectsToTop')
def moveObjectsToTop(self, ids, RESPONSE=None):
""" move an object to the top """
self.moveObjectsByDelta( ids, -len(self._objects) )
if RESPONSE is not None:
RESPONSE.redirect('manage_workspace')
security.declareProtected(CMFCorePermissions.ModifyPortalContent, 'moveObjectsToBottom')
def moveObjectsToBottom(self, ids, RESPONSE=None):
""" move an object to the bottom """
self.moveObjectsByDelta( ids, len(self._objects) )
if RESPONSE is not None:
RESPONSE.redirect('manage_workspace')
security.declareProtected(CMFCorePermissions.ModifyPortalContent, 'moveObjectToPosition')
def moveObjectToPosition(self, id, position):
""" Move specified object to absolute position.
"""
delta = position - self.getObjectPosition(id)
return self.moveObjectsByDelta(id, delta)
security.declareProtected(CMFCorePermissions.ModifyPortalContent, 'orderObjects')
def orderObjects(self, key, reverse=None):
""" Order sub-objects by key and direction.
"""
ids = [ id for id, obj in sort( self.objectItems(),
( (key, 'cmp', 'asc'), ) ) ]
if reverse:
ids.reverse()
return self.moveObjectsByDelta( ids, -len(self._objects) )
# here the implementing of IOrderedContainer ends
def manage_renameObject(self, id, new_id, REQUEST=None):
" "
objidx = self.getObjectPosition(id)
method = OrderedContainer.inheritedAttribute('manage_renameObject')
result = method(self, id, new_id, REQUEST)
self.moveObject(new_id, objidx)
return result
InitializeClass(OrderedContainer)
class BasePloneFolder( SkinnedFolder, DefaultDublinCoreImpl ):
"""Implements basic Plone folder functionality except ordering support.
"""
security=ClassSecurityInfo()
__implements__ = DefaultDublinCoreImpl.__implements__ + \
(SkinnedFolder.__implements__,WriteLockInterface)
manage_options = Folder.manage_options + \
CMFCatalogAware.manage_options
# fix permissions set by CopySupport.py
__ac_permissions__=(
('Modify portal content',
('manage_cutObjects', 'manage_pasteObjects',
'manage_renameForm', 'manage_renameObject', 'manage_renameObjects',)),
)
security.declareProtected(Permissions.copy_or_move, 'manage_copyObjects')
def __init__(self, id, title=''):
DefaultDublinCoreImpl.__init__(self)
self.id=id
self.title=title
def __call__(self):
""" Invokes the default view. """
view = _getViewFor(self, 'view', 'folderlisting')
if getattr(aq_base(view), 'isDocTemp', 0):
return view(*(self, self.REQUEST))
else:
return view()
def index_html(self):
""" Acquire if not present. """
_target = aq_parent(aq_inner(self)).aq_acquire('index_html')
return ReplaceableWrapper(aq_base(_target).__of__(self))
index_html = ComputedAttribute(index_html, 1)
security.declareProtected(CMFCorePermissions.AddPortalFolders, 'manage_addPloneFolder')
def manage_addPloneFolder(self, id, title='', REQUEST=None):
""" adds a new PloneFolder """
ob=PloneFolder(id, title)
self._setObject(id, ob)
if REQUEST is not None:
#XXX HARDCODED FIXME!
return self.folder_contents(self, REQUEST,
portal_status_message='Folder added')
manage_addFolder = manage_addPloneFolder
manage_renameObject = SkinnedFolder.manage_renameObject
security.declareProtected(Permissions.delete_objects, 'manage_delObjects')
def manage_delObjects(self, ids=[], REQUEST=None):
""" We need to enforce security. """
mt=getToolByName(self, 'portal_membership')
if type(ids) is StringType:
ids = [ids]
for id in ids:
item = self._getOb(id)
if not mt.checkPermission(Permissions.delete_objects, item):
raise Unauthorized, (
"Do not have permissions to remove this object")
SkinnedFolder.manage_delObjects(self, ids, REQUEST=REQUEST)
def __browser_default__(self, request):
""" Set default so we can return whatever we want instead
of index_html """
return getToolByName(self, 'plone_utils').browserDefault(self)
security.declarePublic('contentValues')
def contentValues(self,
spec=None,
filter=None,
sort_on=None,
reverse=0):
""" Able to sort on field """
values=SkinnedFolder.contentValues(self, spec=spec, filter=filter)
if sort_on is not None:
values.sort(lambda x, y, sort_on=sort_on: safe_cmp(getattr(x,sort_on),
getattr(y,sort_on)))
if reverse:
values.reverse()
return values
security.declareProtected(CMFCorePermissions.ListFolderContents, 'listFolderContents')
def listFolderContents( self, spec=None, contentFilter=None, suppressHiddenFiles=0 ):
"""
Optionally you can suppress "hidden" files, or files that begin with .
"""
contents=SkinnedFolder.listFolderContents(self,
spec=spec,
contentFilter=contentFilter)
if suppressHiddenFiles:
contents=[obj for obj in contents if obj.getId()[:1]!='.']
return contents
security.declareProtected(CMFCorePermissions.AccessContentsInformation, 'folderlistingFolderContents')
def folderlistingFolderContents( self, spec=None, contentFilter=None, suppressHiddenFiles=0 ):
"""
Calls listFolderContents in protected only by ACI so that folder_listing
can work without the List folder contents permission, as in CMFDefault
"""
return self.listFolderContents(spec, contentFilter, suppressHiddenFiles)
# Override CMFCore's invokeFactory to return the id returned by the
# factory in case the factory modifies the id
security.declareProtected(CMFCorePermissions.AddPortalContent, 'invokeFactory')
def invokeFactory( self
, type_name
, id
, RESPONSE=None
, *args
, **kw
):
'''Invokes the portal_types tool.'''
pt = getToolByName( self, 'portal_types' )
myType = pt.getTypeInfo(self)
if myType is not None:
if not myType.allowType( type_name ):
raise ValueError, 'Disallowed subobject type: %s' % type_name
args = (type_name, self, id, RESPONSE) + args
new_id = pt.constructContent(*args, **kw)
if new_id is None or new_id == '':
new_id = id
return new_id
InitializeClass(BasePloneFolder)
class PloneFolder( BasePloneFolder, OrderedContainer ):
""" A Plone Folder """
meta_type = 'Plone Folder'
security=ClassSecurityInfo()
__implements__ = BasePloneFolder.__implements__ + \
OrderedContainer.__implements__
manage_renameObject = OrderedContainer.manage_renameObject
security.declareProtected(Permissions.copy_or_move, 'manage_copyObjects')
InitializeClass(PloneFolder)
def safe_cmp(x, y):
if callable(x): x=x()
if callable(y): y=y()
return cmp(x,y)
def addPloneFolder( self, id, title='', description='', REQUEST=None ):
""" adds a Plone Folder """
sf = PloneFolder(id, title=title)
sf.description=description
self._setObject(id, sf)
if REQUEST is not None:
REQUEST['RESPONSE'].redirect( sf.absolute_url() + '/manage_main' )
#--- Helper function that can figure out what 'view' action to return
def _getViewFor(obj, view='view', default=None):
ti = obj.getTypeInfo()
context = getActionContext(obj)
if ti is not None:
actions = ti.listActions()
for action in actions:
_action = action.getAction(context)
if _action.get('id', None) == default:
default=action
if _action.get('id', None) == view:
target=_action['url']
if target.startswith('/'):
target = target[1:]
if _verifyActionPermissions(obj, action) and target!='':
__traceback_info__ = ( ti.getId(), target )
computed_action = obj.restrictedTraverse(target)
if computed_action is not None:
return computed_action
if default is not None:
_action = default.getAction(context)
if _verifyActionPermissions(obj, default):
target=_action['url']
if target.startswith('/'):
target = target[1:]
__traceback_info__ = ( ti.getId(), target )
return obj.restrictedTraverse(target)
# "view" action is not present or not allowed.
# Find something that's allowed.
#for action in actions:
# if _verifyActionPermissions(obj, action) and action.get('action','')!='':
# return obj.restrictedTraverse(action['action'])
raise 'Unauthorized', ('No accessible views available for %s' %
'/'.join(obj.getPhysicalPath()))
else:
raise 'Not Found', ('Cannot find default view for "%s"' %
'/'.join(obj.getPhysicalPath()))
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