259 lines
7.9 KiB
Python
259 lines
7.9 KiB
Python
#
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# Copyright (c) 2015 Helmut Merz helmutm@cy55.de
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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#
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"""
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Views and actions for states management.
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"""
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from zope import component
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from zope.app.pagetemplate import ViewPageTemplateFile
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from zope.cachedescriptors.property import Lazy
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from zope.event import notify
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from zope.i18n import translate
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from zope.lifecycleevent import ObjectModifiedEvent, Attributes
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from cybertools.browser.action import Action, actions
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from cybertools.composer.schema.schema import Schema
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from cybertools.stateful.interfaces import IStateful, IStatesDefinition
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from loops.browser.common import BaseView
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from loops.browser.concept import ConceptView
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from loops.browser.form import ObjectForm, EditObject
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from loops.common import adapted
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from loops.expert.query import And, Or, State, Type, getObjects
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from loops.expert.browser.search import search_template
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from loops.security.common import checkPermission
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from loops.util import _
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template = ViewPageTemplateFile('view_macros.pt')
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statefulActions = ('classification_quality',
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'simple_publishing',
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'person_states',
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'task_states',
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'publishable_task',)
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def registerStatesPortlet(controller, view, statesDefs,
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region='portlet_right', priority=98):
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if view.viewAnnotations.get('hideStatesPortlet'):
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return
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cm = controller.macros
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stfs = [component.getAdapter(view.context, IStateful, name=std)
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for std in statesDefs]
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cm.register(region, 'states', title=_(u'Workflow'),
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subMacro=template.macros['portlet_states'],
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priority=priority, info=view, stfs=stfs)
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class StateAction(Action):
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url = None
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definition = None
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msgFactory = _
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@Lazy
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def stateful(self):
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return component.getAdapter(self.view.context, IStateful,
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name=self.definition)
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@Lazy
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def description(self):
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lang = self.view.languageInfo.language
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_ = self.msgFactory
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definition = translate(_(self.definition), target_language=lang)
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title = translate(_(self.stateObject.title), target_language=lang)
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return _(u'State information for $definition: $title',
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mapping=dict(definition=definition, title=title))
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@Lazy
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def stateObject(self):
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return self.stateful.getStateObject()
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@Lazy
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def icon(self):
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return self.stateObject.stateIcon
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#icon = self.stateObject.icon or 'led%s.png' % self.stateObject.color
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#return 'cybertools.icons/' + icon
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def registerStatefulAction(std, msgFactory=_):
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actions.register('state.' + std, 'object', StateAction,
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definition=std,
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cssClass='icon-action',
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msgFactory=msgFactory,
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)
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for std in statefulActions:
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registerStatefulAction(std)
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class ChangeStateBase(object):
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@Lazy
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def stateful(self):
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return component.getAdapter(self.view.virtualTargetObject, IStateful,
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name=self.definition)
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@Lazy
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def definition(self):
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return self.request.form.get('stdef') or u''
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@Lazy
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def action(self):
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return self.request.form.get('action') or u''
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@Lazy
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def transition(self):
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return self.stateful.getStatesDefinition().transitions[self.action]
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@Lazy
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def stateObject(self):
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return self.stateful.getStateObject()
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@Lazy
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def schema(self):
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schema = self.transition.schema
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if schema is None:
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return Schema()
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else:
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schema.manager = self
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schema.request = self.request
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return schema
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class ChangeStateForm(ChangeStateBase, ObjectForm):
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form_action = 'change_state_action'
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data = {}
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@Lazy
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def macro(self):
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return template.macros['change_state']
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@Lazy
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def title(self):
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return adapted(self.virtualTargetObject).title
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class ChangeState(ChangeStateBase, EditObject):
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def update(self):
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self.stateful.request = self.request
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self.stateful.doTransition(self.action)
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formData = self.request.form
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# store data in target object (unless field.nostore)
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self.object = self.target
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formState = self.instance.applyTemplate(data=formData)
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# TODO: check formState
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# track all fields
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trackData = dict(transition=self.action,
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states_definition=self.definition)
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for f in self.fields:
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if f.readonly:
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continue
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name = f.name
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fi = formState.fieldInstances[name]
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rawValue = fi.getRawValue(formData, name, u'')
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trackData[name] = fi.unmarshall(rawValue)
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notify(ObjectModifiedEvent(self.view.virtualTargetObject, trackData))
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self.request.response.redirect(self.request.getURL())
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return True
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#class StateQuery(ConceptView):
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class StateQuery(BaseView):
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template = template
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form_action = 'execute_search_action'
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@Lazy
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def search_macros(self):
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return search_template.macros
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@Lazy
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def macro(self):
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return self.template.macros['query']
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@Lazy
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def rcStatesDefinitions(self):
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result = {}
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result['resource'] = [component.getUtility(IStatesDefinition, name=n)
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for n in self.globalOptions('organize.stateful.resource', ())]
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result['concept'] = [component.getUtility(IStatesDefinition, name=n)
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for n in self.globalOptions('organize.stateful.concept', ())]
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return result
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@Lazy
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def statesDefinitions(self):
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# TODO: extend to handle concept states as well
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return [component.getUtility(IStatesDefinition, name=n)
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for n in self.globalOptions('organize.stateful.resource', ())]
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@Lazy
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def selectedStates(self):
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result = {}
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for k, v in self.request.form.items():
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if k.startswith('state.') and v:
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result[k] = v
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return result
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@Lazy
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def showActions(self):
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return checkPermission('loops.ManageSite', self.context)
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@Lazy
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def results(self):
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conceptCriteria = {}
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resourceCriteria = {}
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q = None
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for k, v in self.selectedStates.items():
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k = k[len('state.'):]
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type, statesDef = k.split('.')
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if type == 'concept':
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conceptCriteria[statesDef] = v
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elif type == 'resource':
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resourceCriteria[statesDef] = v
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if conceptCriteria:
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conceptQuery = And(Type('loops:concept:*'),
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*[State(c, v) for c, v in conceptCriteria.items()])
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if resourceCriteria:
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resourceQuery = And(Type('loops:resource:*'),
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*[State(c, v) for c, v in resourceCriteria.items()])
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if conceptCriteria:
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q = Or(conceptQuery, resourceQuery)
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else:
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q = resourceQuery
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elif conceptCriteria:
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q = conceptQuery
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if q is not None:
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uids = q.apply()
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return self.viewIterator(getObjects(uids, self.loopsRoot))
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return []
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class FilterAllStates(BaseView):
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@Lazy
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def macros(self):
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return template.macros
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@Lazy
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def macro(self):
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return self.macros['filter_allstates']
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