1 # -*- coding: utf-8 -*-
2 ##############################################################################
4 # OpenERP, Open Source Management Solution
5 # Copyright (C) 2004-2009 Tiny SPRL (<http://tiny.be>).
7 # This program is free software: you can redistribute it and/or modify
8 # it under the terms of the GNU Affero General Public License as
9 # published by the Free Software Foundation, either version 3 of the
10 # License, or (at your option) any later version.
12 # This program is distributed in the hope that it will be useful,
13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 # GNU Affero General Public License for more details.
17 # You should have received a copy of the GNU Affero General Public License
18 # along with this program. If not, see <http://www.gnu.org/licenses/>.
20 ##############################################################################
24 # cr.execute('delete from wkf_triggers where model=%s and res_id=%s', (res_type,res_id))
32 def create(cr, act_datas, inst_id, ident, stack):
34 cr.execute("select nextval('wkf_workitem_id_seq')")
35 id_new = cr.fetchone()[0]
36 cr.execute("insert into wkf_workitem (id,act_id,inst_id,state) values (%s,%s,%s,'active')", (id_new, act['id'], inst_id))
37 cr.execute('select * from wkf_workitem where id=%s',(id_new,))
38 res = cr.dictfetchone()
39 wkf_logs.log(cr,ident,act['id'],'active')
40 process(cr, res, ident, stack=stack)
42 def process(cr, workitem, ident, signal=None, force_running=False, stack=None):
46 cr.execute('select * from wkf_activity where id=%s', (workitem['act_id'],))
47 activity = cr.dictfetchone()
50 if workitem['state']=='active':
52 result = _execute(cr, workitem, activity, ident, stack)
56 if workitem['state']=='running':
59 if workitem['state']=='complete' or force_running:
60 ok = _split_test(cr, workitem, activity['split_mode'], ident, signal, stack)
61 triggers = triggers and not ok
64 cr.execute('select * from wkf_transition where act_from=%s', (workitem['act_id'],))
65 alltrans = cr.dictfetchall()
66 for trans in alltrans:
67 if trans['trigger_model']:
68 ids = wkf_expr._eval_expr(cr,ident,workitem,trans['trigger_expr_id'])
70 cr.execute('select nextval(\'wkf_triggers_id_seq\')')
72 cr.execute('insert into wkf_triggers (model,res_id,instance_id,workitem_id,id) values (%s,%s,%s,%s,%s)', (trans['trigger_model'],res_id,workitem['inst_id'], workitem['id'], id))
77 # ---------------------- PRIVATE FUNCS --------------------------------
79 def _state_set(cr, workitem, activity, state, ident):
80 cr.execute('update wkf_workitem set state=%s where id=%s', (state,workitem['id']))
81 workitem['state'] = state
82 wkf_logs.log(cr,ident,activity['id'],state)
84 def _execute(cr, workitem, activity, ident, stack):
87 # send a signal to parent workflow (signal: subflow.signal_name)
90 if (workitem['state']=='active') and activity['signal_send']:
91 cr.execute("select i.id,w.osv,i.res_id from wkf_instance i left join wkf w on (i.wkf_id=w.id) where i.id IN (select inst_id from wkf_workitem where subflow_id=%s)", (workitem['inst_id'],))
92 for i in cr.fetchall():
93 signal_todo.append((i[0], (ident[0],i[1],i[2]), activity['signal_send']))
95 if activity['kind']=='dummy':
96 if workitem['state']=='active':
97 _state_set(cr, workitem, activity, 'complete', ident)
98 if activity['action_id']:
99 res2 = wkf_expr.execute_action(cr, ident, workitem, activity)
103 elif activity['kind']=='function':
104 if workitem['state']=='active':
105 _state_set(cr, workitem, activity, 'running', ident)
106 returned_action = wkf_expr.execute(cr, ident, workitem, activity)
107 if type(returned_action) in (dict,):
108 stack.append(returned_action)
109 if activity['action_id']:
110 res2 = wkf_expr.execute_action(cr, ident, workitem, activity)
111 # A client action has been returned
115 _state_set(cr, workitem, activity, 'complete', ident)
116 elif activity['kind']=='stopall':
117 if workitem['state']=='active':
118 _state_set(cr, workitem, activity, 'running', ident)
119 cr.execute('delete from wkf_workitem where inst_id=%s and id<>%s', (workitem['inst_id'], workitem['id']))
120 if activity['action']:
121 wkf_expr.execute(cr, ident, workitem, activity)
122 _state_set(cr, workitem, activity, 'complete', ident)
123 elif activity['kind']=='subflow':
124 if workitem['state']=='active':
125 _state_set(cr, workitem, activity, 'running', ident)
126 if activity.get('action', False):
127 id_new = wkf_expr.execute(cr, ident, workitem, activity)
129 cr.execute('delete from wkf_workitem where id=%s', (workitem['id'],))
131 assert type(id_new)==type(1) or type(id_new)==type(1L), 'Wrong return value: '+str(id_new)+' '+str(type(id_new))
132 cr.execute('select id from wkf_instance where res_id=%s and wkf_id=%s', (id_new,activity['subflow_id']))
133 id_new = cr.fetchone()[0]
135 id_new = instance.create(cr, ident, activity['subflow_id'])
136 cr.execute('update wkf_workitem set subflow_id=%s where id=%s', (id_new, workitem['id']))
137 workitem['subflow_id'] = id_new
138 if workitem['state']=='running':
139 cr.execute("select state from wkf_instance where id=%s", (workitem['subflow_id'],))
140 state= cr.fetchone()[0]
141 if state=='complete':
142 _state_set(cr, workitem, activity, 'complete', ident)
143 for t in signal_todo:
144 instance.validate(cr, t[0], t[1], t[2], force_running=True)
148 def _split_test(cr, workitem, split_mode, ident, signal=None, stack=None):
151 cr.execute('select * from wkf_transition where act_from=%s', (workitem['act_id'],))
154 alltrans = cr.dictfetchall()
155 if split_mode=='XOR' or split_mode=='OR':
156 for transition in alltrans:
157 if wkf_expr.check(cr, workitem, ident, transition,signal):
159 transitions.append((transition['id'], workitem['inst_id']))
160 if split_mode=='XOR':
164 for transition in alltrans:
165 if not wkf_expr.check(cr, workitem, ident, transition,signal):
168 cr.execute('select count(*) from wkf_witm_trans where trans_id=%s and inst_id=%s', (transition['id'], workitem['inst_id']))
169 if not cr.fetchone()[0]:
170 transitions.append((transition['id'], workitem['inst_id']))
171 if test and len(transitions):
172 cr.executemany('insert into wkf_witm_trans (trans_id,inst_id) values (%s,%s)', transitions)
173 cr.execute('delete from wkf_workitem where id=%s', (workitem['id'],))
174 for t in transitions:
175 _join_test(cr, t[0], t[1], ident, stack)
179 def _join_test(cr, trans_id, inst_id, ident, stack):
180 cr.execute('select * from wkf_activity where id=(select act_to from wkf_transition where id=%s)', (trans_id,))
181 activity = cr.dictfetchone()
182 if activity['join_mode']=='XOR':
183 create(cr,[activity], inst_id, ident, stack)
184 cr.execute('delete from wkf_witm_trans where inst_id=%s and trans_id=%s', (inst_id,trans_id))
186 cr.execute('select id from wkf_transition where act_to=%s', (activity['id'],))
187 trans_ids = cr.fetchall()
189 for (id,) in trans_ids:
190 cr.execute('select count(*) from wkf_witm_trans where trans_id=%s and inst_id=%s', (id,inst_id))
191 res = cr.fetchone()[0]
196 for (id,) in trans_ids:
197 cr.execute('delete from wkf_witm_trans where trans_id=%s and inst_id=%s', (id,inst_id))
198 create(cr, [activity], inst_id, ident, stack)
200 # vim:expandtab:smartindent:tabstop=4:softtabstop=4:shiftwidth=4: