def update(self):
cr = self.session.cr
cr.execute("select * from wkf_workitem where inst_id=%s", (self.instance['id'],))
for work_item_values in cr.dictfetchall():
stack = []
WorkflowItem(self.session, self.record, work_item_values).process(stack=stack)
return self._update_end()
def validate(self, signal, force_running=False):
assert isinstance(signal, basestring)
assert isinstance(force_running, bool)
cr = self.session.cr
cr.execute("select * from wkf_workitem where inst_id=%s", (self.instance['id'],))
stack = []
for i, work_item_values in enumerate(cr.dictfetchall()):
if i > 0:
# test if previous workitem has already processed this one
cr.execute("select id from wkf_workitem where id=%s", (work_item_values['id'],))
if not cr.fetchone():
continue
wi = WorkflowItem(self.session, self.record, work_item_values)
wi.process(signal=signal, force_running=force_running, stack=stack)
# An action is returned
self._update_end()
return stack and stack[0] or False
def create(cls, session, record, workflow_id):
assert isinstance(session, Session)
assert isinstance(record, Record)
assert isinstance(workflow_id, (int, long))
cr = session.cr
cr.execute('insert into wkf_instance (res_type,res_id,uid,wkf_id,state) values (%s,%s,%s,%s,%s) RETURNING id', (record.model, record.id, session.uid, workflow_id, 'active'))
instance_id = cr.fetchone()[0]
cr.execute('select * from wkf_activity where flow_start=True and wkf_id=%s', (workflow_id,))
stack = []
activities = cr.dictfetchall()
for activity in activities:
WorkflowItem.create(session, record, activity, instance_id, stack)
cr.execute('SELECT * FROM wkf_instance WHERE id = %s', (instance_id,))
values = cr.dictfetchone()
wi = WorkflowInstance(session, record, values)
wi.update()
return wi
