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##############################################################################
#
# 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 Products.CMFActivity.ActiveObject import DISTRIBUTABLE_STATE, INVOKE_ERROR_STATE, VALIDATE_ERROR_STATE
from zLOG import LOG
manage_addActiveProcessForm=DTMLFile('dtml/ActiveProcess_add', globals())
def addActiveProcess( self, id, title='', REQUEST=None ):
"""
Add a new Category and generate UID by calling the
ZSQLCatalog
"""
sf = ActiveProcess( id )
sf._setTitle(title)
self._setObject( id, sf )
sf = self._getOb( id )
sf.reindexObject()
if REQUEST is not None:
return self.manage_main(self, REQUEST, update_menu=1)
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)
# Base methods
def _generateNewId(self):
"""
Generate a new result id for internal storage
"""
try:
my_id = int(self.getLastId())
except:
my_id = 1
while self.result_list.has_key(my_id):
my_id = my_id + 1
self._setLastId(str(my_id)) # Make sure no reindexing happens
return my_id
security.declareProtected(CMFCorePermissions.ManagePortal, 'postResult')
def postResult(self, result):
if not hasattr(self, 'result_list'):
self.result_list = IOBTree()
result.id = self._generateNewId()
self.result_list[result.id] = result
security.declareProtected(CMFCorePermissions.ManagePortal, 'getResultList')
def getResultList(self, **kw):
"""
Returns the list of results
"""
if not hasattr(self, 'result_list'):
self.result_list = IOBTree()
# 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 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 )