1 # -*- encoding: 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))
33 def create(cr, act_datas, inst_id, ident, stack):
35 cr.execute("select nextval('wkf_workitem_id_seq')")
36 id_new = cr.fetchone()[0]
37 cr.execute("insert into wkf_workitem (id,act_id,inst_id,state) values (%s,%s,%s,'active')", (id_new, act['id'], inst_id))
38 cr.execute('select * from wkf_workitem where id=%s',(id_new,))
39 res = cr.dictfetchone()
40 wkf_logs.log(cr,ident,act['id'],'active')
41 process(cr, res, ident, stack=stack)
43 def process(cr, workitem, ident, signal=None, force_running=False, stack=None):
47 cr.execute('select * from wkf_activity where id=%s', (workitem['act_id'],))
48 activity = cr.dictfetchone()
51 if workitem['state']=='active':
53 result = _execute(cr, workitem, activity, ident, stack)
57 if workitem['state']=='running':
60 if workitem['state']=='complete' or force_running:
61 ok = _split_test(cr, workitem, activity['split_mode'], ident, signal, stack)
62 triggers = triggers and not ok
65 cr.execute('select * from wkf_transition where act_from=%s', (workitem['act_id'],))
66 alltrans = cr.dictfetchall()
67 for trans in alltrans:
68 if trans['trigger_model']:
69 ids = wkf_expr._eval_expr(cr,ident,workitem,trans['trigger_expr_id'])
71 cr.execute('select nextval(\'wkf_triggers_id_seq\')')
73 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))
78 # ---------------------- PRIVATE FUNCS --------------------------------
80 def _state_set(cr, workitem, activity, state, ident):
81 cr.execute('update wkf_workitem set state=%s where id=%s', (state,workitem['id']))
82 workitem['state'] = state
83 wkf_logs.log(cr,ident,activity['id'],state)
85 def _execute(cr, workitem, activity, ident, stack):
88 # send a signal to parent workflow (signal: subflow.signal_name)
91 if (workitem['state']=='active') and activity['signal_send']:
92 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'],))
93 for i in cr.fetchall():
94 signal_todo.append((i[0], (ident[0],i[1],i[2]), activity['signal_send']))
96 if activity['kind']=='dummy':
97 if workitem['state']=='active':
98 _state_set(cr, workitem, activity, 'complete', ident)
99 if activity['action_id']:
100 res2 = wkf_expr.execute_action(cr, ident, workitem, activity)
104 elif activity['kind']=='function':
105 if workitem['state']=='active':
106 _state_set(cr, workitem, activity, 'running', ident)
107 wkf_expr.execute(cr, ident, workitem, activity)
108 if activity['action_id']:
109 res2 = wkf_expr.execute_action(cr, ident, workitem, activity)
110 # A client action has been returned
114 _state_set(cr, workitem, activity, 'complete', ident)
115 elif activity['kind']=='stopall':
116 if workitem['state']=='active':
117 _state_set(cr, workitem, activity, 'running', ident)
118 cr.execute('delete from wkf_workitem where inst_id=%s and id<>%s', (workitem['inst_id'], workitem['id']))
119 if activity['action']:
120 wkf_expr.execute(cr, ident, workitem, activity)
121 _state_set(cr, workitem, activity, 'complete', ident)
122 elif activity['kind']=='subflow':
123 if workitem['state']=='active':
124 _state_set(cr, workitem, activity, 'running', ident)
125 if activity.get('action', False):
126 id_new = wkf_expr.execute(cr, ident, workitem, activity)
128 cr.execute('delete from wkf_workitem where id=%s', (workitem['id'],))
130 assert type(id_new)==type(1) or type(id_new)==type(1L), 'Wrong return value: '+str(id_new)+' '+str(type(id_new))
131 cr.execute('select id from wkf_instance where res_id=%s and wkf_id=%s', (id_new,activity['subflow_id']))
132 id_new = cr.fetchone()[0]
134 id_new = instance.create(cr, ident, activity['subflow_id'])
135 cr.execute('update wkf_workitem set subflow_id=%s where id=%s', (id_new, workitem['id']))
136 workitem['subflow_id'] = id_new
137 if workitem['state']=='running':
138 cr.execute("select state from wkf_instance where id=%s", (workitem['subflow_id'],))
139 state= cr.fetchone()[0]
140 if state=='complete':
141 _state_set(cr, workitem, activity, 'complete', ident)
142 for t in signal_todo:
143 instance.validate(cr, t[0], t[1], t[2], force_running=True)
147 def _split_test(cr, workitem, split_mode, ident, signal=None, stack=None):
150 cr.execute('select * from wkf_transition where act_from=%s', (workitem['act_id'],))
153 alltrans = cr.dictfetchall()
154 if split_mode=='XOR' or split_mode=='OR':
155 for transition in alltrans:
156 if wkf_expr.check(cr, workitem, ident, transition,signal):
158 transitions.append((transition['id'], workitem['inst_id']))
159 if split_mode=='XOR':
163 for transition in alltrans:
164 if not wkf_expr.check(cr, workitem, ident, transition,signal):
167 cr.execute('select count(*) from wkf_witm_trans where trans_id=%s and inst_id=%s', (transition['id'], workitem['inst_id']))
168 if not cr.fetchone()[0]:
169 transitions.append((transition['id'], workitem['inst_id']))
170 if test and len(transitions):
171 cr.executemany('insert into wkf_witm_trans (trans_id,inst_id) values (%s,%s)', transitions)
172 cr.execute('delete from wkf_workitem where id=%s', (workitem['id'],))
173 for t in transitions:
174 _join_test(cr, t[0], t[1], ident, stack)
178 def _join_test(cr, trans_id, inst_id, ident, stack):
179 cr.execute('select * from wkf_activity where id=(select act_to from wkf_transition where id=%s)', (trans_id,))
180 activity = cr.dictfetchone()
181 if activity['join_mode']=='XOR':
182 create(cr,[activity], inst_id, ident, stack)
183 cr.execute('delete from wkf_witm_trans where inst_id=%s and trans_id=%s', (inst_id,trans_id))
185 cr.execute('select id from wkf_transition where act_to=%s', (activity['id'],))
186 trans_ids = cr.fetchall()
188 for (id,) in trans_ids:
189 cr.execute('select count(*) from wkf_witm_trans where trans_id=%s and inst_id=%s', (id,inst_id))
190 res = cr.fetchone()[0]
195 for (id,) in trans_ids:
196 cr.execute('delete from wkf_witm_trans where trans_id=%s and inst_id=%s', (id,inst_id))
197 create(cr, [activity], inst_id, ident, stack)
199 # vim:expandtab:smartindent:tabstop=4:softtabstop=4:shiftwidth=4: