############################################################################## # # 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 Products.ERP5Type.Globals import InitializeClass, DTMLFile from AccessControl import ClassSecurityInfo from Products.CMFCore import permissions as CMFCorePermissions from Products.ERP5Type.Base import Base from Products.ERP5Type import PropertySheet from Products.ERP5Type.ConflictFree import ConflictFreeLog from BTrees.Length import Length from Products.CMFActivity.ActiveObject import INVOKE_ERROR_STATE, \ VALIDATE_ERROR_STATE from random import randrange 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' 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.CategoryCore , PropertySheet.ActiveProcess ) # Declarative constructors constructors = (manage_addActiveProcessForm, addActiveProcess) def __init__(self, *args, **kw): Base.__init__(self, *args, **kw) self.result_list = ConflictFreeLog() security.declareProtected(CMFCorePermissions.ManagePortal, 'postResult') def postResult(self, result): try: result_list = self.result_list except AttributeError: # BBB: self was created before implementation of __init__ self.result_list = result_list = ConflictFreeLog() else: if type(result_list) is not ConflictFreeLog: # BBB: result_list is IOBTree # use a random id in order to store result in a way with # fewer conflict errors random_id = randrange(0, 10000 * (self.result_len.value + 1)) while result_list.has_key(random_id): random_id += 1 result_list[random_id] = result self.result_len.change(1) return result_list.append(result) security.declareProtected(CMFCorePermissions.ManagePortal, 'getResultList') def getResultList(self, **kw): """ Returns the list of results """ # Improve this to include sort order XXX try: result_list = self.result_list except AttributeError: # BBB: self was created before implementation of __init__ return [] if type(result_list) is not ConflictFreeLog: # BBB: result_list is IOBTree return result_list.values() return list(result_list) security.declareProtected(CMFCorePermissions.ManagePortal, 'activateResult') def activateResult(self, result): if result not in (None, 0, '', (), []): self.postResult(result) # Until we get SQLQueue 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_uid = self.getUid(), **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 getCreationDate(self): """ Define a Creation Date for an active process thanks to the start date """ return self.getStartDate() 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 )