def createExprContext(folder, portal, object):
expr_context = Expression.createExprContext(folder, portal, object)
view_obj = object
if view_obj is None:
view_obj = portal
req = view_obj.REQUEST
globals_view = getMultiAdapter((view_obj, req), name='plone')
expr_context.setGlobal('globals_view', globals_view)
# XXX: For some reason, when using getMultiAdapter() here we get
# authoriziation problems in some cases (e.g. when using one of these
# in a python: expression in an action).
plone_portal_state = view_obj.restrictedTraverse('@@plone_portal_state')
expr_context.setGlobal('plone_portal_state', plone_portal_state)
plone_context_state = view_obj.restrictedTraverse('@@plone_context_state')
expr_context.setGlobal('plone_context_state', plone_context_state)
plone_tools = view_obj.restrictedTraverse('@@plone_tools')
expr_context.setGlobal('plone_tools', plone_tools)
# Add checkPermission to the action expression context to make cleaner
# faster expressions
membership_tool = getToolByName(view_obj, 'portal_membership')
checkPerm = membership_tool.checkPermission
expr_context.setGlobal('checkPermission', checkPerm)
return expr_context
def getExprContext(context, object=None):
request = getattr(context, 'REQUEST', None)
if request:
cache = request.get('_ec_cache', None)
if cache is None:
request['_ec_cache'] = cache = {}
ec = cache.get( id(object), None )
else:
ec = None
if ec is None:
utool = getToolByName(context, 'portal_url')
portal = utool.getPortalObject()
if object is None or not hasattr(object, 'aq_base'):
folder = portal
else:
folder = object
# Search up the containment hierarchy until we find an
# object that claims it's a folder.
while folder is not None:
if getattr(aq_base(folder), 'isPrincipiaFolderish', 0):
# found it.
break
else:
folder = aq_parent(aq_inner(folder))
ec = Expression.createExprContext(folder, portal, object)
if request:
cache[ id(object) ] = ec
return ec
def createExprContext(folder, portal, object):
expr_context = Expression.createExprContext(folder, portal, object)
view_obj = object
if view_obj is None:
view_obj = portal
req = view_obj.REQUEST
expr_context.setGlobal('portal', portal)
globals_view = getMultiAdapter((view_obj, req), name='plone')
expr_context.setGlobal('globals_view', globals_view)
# TODO: For some reason, when using getMultiAdapter() here we get
# authoriziation problems in some cases (e.g. when using one of these
# in a python: expression in an action).
plone_portal_state = view_obj.restrictedTraverse('@@plone_portal_state')
expr_context.setGlobal('plone_portal_state', plone_portal_state)
plone_context_state = view_obj.restrictedTraverse('@@plone_context_state')
expr_context.setGlobal('plone_context_state', plone_context_state)
plone_tools = view_obj.restrictedTraverse('@@plone_tools')
expr_context.setGlobal('plone_tools', plone_tools)
# Add checkPermission to the action expression context to make cleaner
# faster expressions
membership_tool = getToolByName(view_obj, 'portal_membership')
checkPerm = membership_tool.checkPermission
expr_context.setGlobal('checkPermission', checkPerm)
# add 'context' as an alias for 'object'
expr_context.setGlobal('context', object)
# need this for resolving in Unicode expressions
expr_context.setContext('context', object)
return expr_context
def createExprContext(folder, portal, object):
expr_context = Expression.createExprContext(folder, portal, object)
view_obj = object
if view_obj is None:
view_obj = portal
req = view_obj.REQUEST
expr_context.setGlobal("portal", portal)
globals_view = getMultiAdapter((view_obj, req), name="plone")
expr_context.setGlobal("globals_view", globals_view)
# TODO: For some reason, when using getMultiAdapter() here we get
# authoriziation problems in some cases (e.g. when using one of these
# in a python: expression in an action).
plone_portal_state = view_obj.restrictedTraverse("@@plone_portal_state")
expr_context.setGlobal("plone_portal_state", plone_portal_state)
plone_context_state = view_obj.restrictedTraverse("@@plone_context_state")
expr_context.setGlobal("plone_context_state", plone_context_state)
plone_tools = view_obj.restrictedTraverse("@@plone_tools")
expr_context.setGlobal("plone_tools", plone_tools)
# Add checkPermission to the action expression context to make cleaner
# faster expressions
membership_tool = getToolByName(view_obj, "portal_membership")
checkPerm = membership_tool.checkPermission
expr_context.setGlobal("checkPermission", checkPerm)
# add 'context' as an alias for 'object'
expr_context.setGlobal("context", object)
# need this for resolving in Unicode expressions
expr_context.setContext("context", object)
return expr_context
def items(self):
"""Use the item brains"""
# Mostly copied from plone.app.content.browser.foldercontents,
# modified to use catalog brains
context = aq_inner(self.context)
plone_utils = getToolByName(context, 'plone_utils')
plone_view = getMultiAdapter((context, self.request), name=u'plone')
portal_workflow = getToolByName(context, 'portal_workflow')
portal_properties = getToolByName(context, 'portal_properties')
portal_types = getToolByName(context, 'portal_types')
site_properties = portal_properties.site_properties
portal = getToolByName(context, 'portal_url').getPortalObject()
use_view_action = site_properties.getProperty(
'typesUseViewActionInListings', ())
browser_default = context.browserDefault()
econtext = Expression.getExprContext(context)
results = []
for i, obj in enumerate(self.batch):
if (i + 1) % 2 == 0:
table_row_class = "draggable even"
else:
table_row_class = "draggable odd"
url = obj.getURL()
path = obj.getPath or "/".join(obj.getPhysicalPath())
icon = plone_view.getIcon(obj)
type_class = 'contenttype-' + plone_utils.normalizeString(
obj.portal_type)
review_state = obj.review_state
state_class = 'state-' + plone_utils.normalizeString(review_state)
relative_url = obj.getURL(relative=True)
type_title_msgid = portal_types[obj.portal_type].Title()
url_href_title = u'%s: %s' % (translate(type_title_msgid,
context=self.request),
safe_unicode(obj.Description))
modified = plone_view.toLocalizedTime(
obj.ModificationDate, long_format=1)
obj_type = obj.Type
if obj_type in use_view_action:
view_url = url + '/view'
elif obj.is_folderish:
view_url = url + "/folder_contents"
else:
view_url = url
is_browser_default = len(browser_default[1]) == 1 and (
obj.id == browser_default[1][0])
columns = {}
for column in self.columns.ordered:
value = getattr(obj, column['field'], MV)
# Calculate the sums before using any expression
if value is not MV:
if column['has_sum']:
if 'sum' in column:
column['sum'] += value
else:
column['sum'] = value
expr = column.get('expr')
if expr:
econtext.vars.update(item=obj, value=value)
value = econtext.evaluate(expr)
del econtext.vars['value']
del econtext.vars['item']
if IDateTime.providedBy(value):
value = plone_view.toLocalizedTime(value, long_format=1)
columns[column['field']] = value
results.append(dict(
url=url,
url_href_title=url_href_title,
id=obj.getId,
quoted_id=urllib.quote_plus(obj.getId),
path=path,
title_or_id=obj.pretty_title_or_id(),
obj_type=obj_type,
size=obj.getObjSize,
modified=modified,
icon=icon.html_tag(),
type_class=type_class,
wf_state=review_state,
state_title=portal_workflow.getTitleForStateOnType(
review_state, obj_type),
state_class=state_class,
is_browser_default=is_browser_default,
folderish=obj.is_folderish,
relative_url=relative_url,
view_url=view_url,
table_row_class=table_row_class,
is_expired=context.isExpired(obj),
obj=obj,
columns=columns,
))
for column in self.columns.ordered:
if not column['has_sum'] or 'sum' not in column:
continue
expr = column.get('expr')
if expr:
econtext.vars.update(item=obj, value=column['sum'])
column['sum'] = econtext.evaluate(expr)
del econtext.vars['value']
del econtext.vars['item']
return results
