def _populate_info(self, elements, meta, namespace):
"""Given an actual list of actions/conditions (elements) and a dict
mapping element type names to instances (meta), and a namespace
('action' or 'condition'), return a list of dicts usable by the view
template.
"""
base_url = self.base_url
info = []
last = len(elements) - 1
for idx in range(len(elements)):
e = elements[idx]
data = IRuleElementData(e)
descriptor = meta[data.element]
editview = None
if descriptor.editview:
editview = '%s/++%s++%d/%s' % (base_url, namespace, idx,
descriptor.editview, )
info.append({'title': descriptor.title,
'description': descriptor.description,
'summary': data.summary,
'editview': editview,
'first': (idx == 0),
'last': (idx == last),
'idx': idx,
})
return info
def __init__(self, element):
data = IRuleElementData(element)
self.element = element
self.descriptor = getUtility(IRuleElement, name=data.element)
def _extractRules(self):
"""Extract rules to a document fragment
"""
site = self.environ.getSite()
storage = queryUtility(IRuleStorage)
if storage is None:
return
fragment = self._doc.createDocumentFragment()
assignment_paths = set()
for name, rule in storage.items():
rule_node = self._doc.createElement('rule')
rule_node.setAttribute('name', name)
rule_node.setAttribute('title', rule.title)
rule_node.setAttribute('description', rule.description)
rule_node.setAttribute('event', _getDottedName(rule.event))
rule_node.setAttribute('enabled', str(rule.enabled))
rule_node.setAttribute('stop-after', str(rule.stop))
rule_node.setAttribute('cascading', str(rule.cascading))
# Aq-wrap so that exporting fields with clever getters or
# vocabularies will work. We also aq-wrap conditions and
# actions below.
rule = rule.__of__(site)
# Add conditions
conditions_node = self._doc.createElement('conditions')
for condition in rule.conditions:
condition_data = IRuleElementData(condition)
condition = condition.__of__(rule)
condition_node = self._doc.createElement('condition')
condition_node.setAttribute('type', condition_data.element)
handler = IRuleElementExportImportHandler(condition)
handler.export_element(self._doc, condition_node)
conditions_node.appendChild(condition_node)
rule_node.appendChild(conditions_node)
# Add actions
actions_node = self._doc.createElement('actions')
for action in rule.actions:
action_data = IRuleElementData(action)
action = action.__of__(rule)
action_node = self._doc.createElement('action')
action_node.setAttribute('type', action_data.element)
handler = IRuleElementExportImportHandler(action)
handler.export_element(self._doc, action_node)
actions_node.appendChild(action_node)
rule_node.appendChild(actions_node)
fragment.appendChild(rule_node)
assignment_paths.update(get_assignments(rule))
# Export assignments last - this is necessary to ensure they
# are orderd properly
site_path_length = len('/'.join(site.getPhysicalPath()))
for path in assignment_paths:
try:
container = site.unrestrictedTraverse(path)
except KeyError:
continue
assignable = IRuleAssignmentManager(container, None)
if assignable is None:
continue
location = path[site_path_length:]
for name, assignment in assignable.items():
assignment_node = self._doc.createElement('assignment')
assignment_node.setAttribute('location', location)
assignment_node.setAttribute('name', name)
assignment_node.setAttribute('enabled',
str(assignment.enabled))
assignment_node.setAttribute('bubbles',
str(assignment.bubbles))
fragment.appendChild(assignment_node)
return fragment