############################################################################## # # Copyright (c) 2002 Nexedi SARL and Contributors. All Rights Reserved. # Jean-Paul Smets-Solanes <jp@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 Acquisition import aq_base from Globals import InitializeClass, DTMLFile from AccessControl import ClassSecurityInfo from Products.CMFCore import CMFCorePermissions from Products.ERP5Type.Base import Base from Products.ERP5Type import PropertySheet from BTrees.IOBTree import IOBTree from BTrees.Length import Length from Products.CMFActivity.ActiveObject import DISTRIBUTABLE_STATE, INVOKE_ERROR_STATE, VALIDATE_ERROR_STATE from random import randint from DateTime import DateTime from zLOG import LOG manage_addActiveProcessForm=DTMLFile('dtml/ActiveProcess_add', globals()) def addActiveProcess(self, id, title='', REQUEST=None, activate_kw=None, **kw): """Add a new Active Process. """ o = ActiveProcess(id) if activate_kw is not None: o.__of__(self).setDefaultActivateParameters(**activate_kw) o.uid = self.portal_catalog.newUid() self._setObject(id, o) o = self._getOb(id) if kw: o._edit(force_update=1, **kw) if REQUEST is not None: REQUEST['RESPONSE'].redirect( 'manage_main' ) return o class ActiveProcess(Base): """ ActiveProcess is used to centralise interaction between multiple ActiveObject RENAME: ActiveResult """ meta_type='CMF Active Process' portal_type='Active Process' isPortalContent = 0 isRADContent = 1 icon = None # Declarative security security = ClassSecurityInfo() security.declareProtected(CMFCorePermissions.ManagePortal, 'manage_editProperties', 'manage_changeProperties', 'manage_propertiesForm', ) # Declarative properties property_sheets = ( PropertySheet.Base , PropertySheet.SimpleItem , PropertySheet.Folder , PropertySheet.ActiveProcess ) # Declarative constructors constructors = (manage_addActiveProcessForm, addActiveProcess) def _generateRandomId(self): """ Generate a random int depending on the size of the result list """ random_id = randint(1, 10000 * (self.result_len.value + 1)) return random_id security.declareProtected(CMFCorePermissions.ManagePortal, 'postResult') def postResult(self, result): if getattr(self, 'result_list', None) is None: self.result_list = IOBTree() self.result_len = Length() random_id = self._generateRandomId() _marker = [] # use a random id in order to store result in a way with # fewer conflict errors while self.result_list.get(random_id, _marker) is not _marker: random_id = self._generateRandomId() self.result_list[random_id] = result self.result_len.change(1) security.declareProtected(CMFCorePermissions.ManagePortal, 'getResultList') def getResultList(self, **kw): """ Returns the list of results """ if getattr(self, 'result_list', None) is None: self.result_list = IOBTree() self.result_len = Length() # Improve this to include sort order XXX return self.result_list.values() # security.declareProtected(CMFCorePermissions.ManagePortal, 'getErrorListText') # def getResultListText(self): # """ # Returns the list of errors as text # """ # return '\n'.join(map(lambda x:repr(x), self.error_list)) # security.declareProtected(CMFCorePermissions.ManagePortal, 'activateResult') def activateResult(self, result): if result not in (None, 0, '', (), []): #self.activate().postError(result) self.postResult(result) # Until we get SQLQueue # If result is a callable, then use it to propagate result (... ??? ) #if callable(result): # return self.activateResult(Result(self, 'activateResult',result()) security.declareProtected( CMFCorePermissions.View, 'hasActivity' ) def hasActivity(self, **kw): """ Tells if there is still some activities not finished attached to this process """ activity_tool = getattr(self, 'portal_activities', None) if activity_tool is None: return 0 # Do nothing if no portal_activities return activity_tool.hasActivity(None, active_process = self, **kw) security.declareProtected( CMFCorePermissions.View, 'hasErrorActivity' ) def hasErrorActivity(self, **kw): """ Tells if some attached activities are in a error """ return self.hasActivity(processing_node = INVOKE_ERROR_STATE) security.declareProtected( CMFCorePermissions.View, 'hasInvalidActivity' ) def hasInvalidActivity(self, **kw): """ Tells if an object if active """ return self.hasActivity(processing_node = VALIDATE_ERROR_STATE) def CreationDate(self): """ Define a Creation Date for an active process thanks to the start date """ return self.getStartDate() def start(): # start activities related to this process pass def stop(): # stop activities related to this process pass def flush(self): # flush activities related to this process activity_tool = getattr(self, 'portal_activities', None) if activity_tool is None: return # Do nothing if no portal_activities return activity_tool.flush(None, active_process = self, invoke = 0) # FLush InitializeClass( ActiveProcess )